annotate lib-src/etags.c @ 3569:6486a15d7e3e

[xemacs-hg @ 2006-08-23 19:57:49 by aidan] Change the Guillemet syntax, again, this time to punctuation.
author aidan
date Wed, 23 Aug 2006 19:57:50 +0000
parents 0a57cc6116d1
children a827a51c3241
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1 /* Tags file maker to go with GNU Emacs -*- coding: latin-1 -*-
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2 Copyright (C) 1984, 1987, 1988, 1989, 1993, 1994, 1995,
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3 1998, 1999, 2000, 2001, 2002, 2003, 2004,
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4 2005, 2006 Free Software Foundation, Inc. and Ken Arnold
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5
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6 This file is not considered part of GNU Emacs.
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7
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8 This program is free software; you can redistribute it and/or modify
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9 it under the terms of the GNU General Public License as published by
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10 the Free Software Foundation; either version 2 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with this program; if not, write to the Free Software Foundation,
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20 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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21
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22 /*
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23 * Authors:
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24 * Ctags originally by Ken Arnold.
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25 * Fortran added by Jim Kleckner.
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26 * Ed Pelegri-Llopart added C typedefs.
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27 * Gnu Emacs TAGS format and modifications by RMS?
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28 * 1989 Sam Kendall added C++.
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29 * 1992 Joseph B. Wells improved C and C++ parsing.
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30 * 1993 Francesco Potort́ reorganised C and C++.
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31 * 1994 Line-by-line regexp tags by Tom Tromey.
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32 * 2001 Nested classes by Francesco Potort́ (concept by Mykola Dzyuba).
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33 * 2002 #line directives by Francesco Potort́.
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34 *
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35 * Francesco Potort́ <pot@gnu.org> has maintained and improved it since 1993.
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36 */
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37
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38 /*
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39 * If you want to add support for a new language, start by looking at the LUA
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40 * language, which is the simplest. Alternatively, consider shipping a
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41 * configuration file containing regexp definitions for etags.
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42 */
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43
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44 char pot_etags_version[] = "@(#) pot revision number is 17.19";
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45
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46 #define TRUE 1
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47 #define FALSE 0
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48
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49 #ifdef DEBUG
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50 # undef DEBUG
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51 # define DEBUG TRUE
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52 #else
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53 # define DEBUG FALSE
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54 # define NDEBUG /* disable assert */
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55 #endif
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56
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57 #ifdef HAVE_CONFIG_H
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58 # include <config.h>
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59 /* On some systems, Emacs defines static as nothing for the sake
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60 of unexec. We don't want that here since we don't use unexec. */
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61 # undef static
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62 # ifndef PTR /* for XEmacs */
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63 # define PTR void *
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64 # endif
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65 # ifndef __P /* for XEmacs */
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66 # define __P(args) args
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67 # endif
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68 #else /* no config.h */
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69 # if defined(__STDC__) && (__STDC__ || defined(__SUNPRO_C))
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70 # define __P(args) args /* use prototypes */
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71 # define PTR void * /* for generic pointers */
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72 # else /* not standard C */
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73 # define __P(args) () /* no prototypes */
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74 # define const /* remove const for old compilers' sake */
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75 # define PTR long * /* don't use void* */
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76 # endif
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77 #endif /* !HAVE_CONFIG_H */
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78
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79 #ifndef _GNU_SOURCE
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80 # define _GNU_SOURCE 1 /* enables some compiler checks on GNU */
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81 #endif
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82
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83 /* WIN32_NATIVE is for XEmacs.
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84 MSDOS, WINDOWSNT, DOS_NT are for Emacs. */
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85 #ifdef WIN32_NATIVE
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86 # undef MSDOS
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87 # undef WINDOWSNT
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88 # define WINDOWSNT
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89 #endif /* WIN32_NATIVE */
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90
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91 #ifdef MSDOS
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92 # undef MSDOS
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93 # define MSDOS TRUE
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94 # include <fcntl.h>
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95 # include <sys/param.h>
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96 # include <io.h>
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97 # ifndef HAVE_CONFIG_H
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98 # define DOS_NT
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99 # include <sys/config.h>
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100 # endif
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101 #else
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102 # define MSDOS FALSE
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103 #endif /* MSDOS */
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104
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105 #ifdef WINDOWSNT
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106 # include <stdlib.h>
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107 # include <fcntl.h>
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108 # include <string.h>
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109 # include <direct.h>
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110 # include <io.h>
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111 # define MAXPATHLEN _MAX_PATH
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112 # undef HAVE_NTGUI
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113 # undef DOS_NT
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114 # define DOS_NT
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115 # ifndef HAVE_GETCWD
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116 # define HAVE_GETCWD
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117 # endif /* undef HAVE_GETCWD */
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118 #else /* not WINDOWSNT */
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119 # ifdef STDC_HEADERS
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120 # include <stdlib.h>
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121 # include <string.h>
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122 # else /* no standard C headers */
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123 extern char *getenv ();
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124 # ifdef VMS
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125 # define EXIT_SUCCESS 1
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126 # define EXIT_FAILURE 0
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127 # else /* no VMS */
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128 # define EXIT_SUCCESS 0
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129 # define EXIT_FAILURE 1
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130 # endif
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131 # endif
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132 #endif /* !WINDOWSNT */
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133
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134 #ifdef HAVE_UNISTD_H
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135 # include <unistd.h>
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136 #else
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137 # if defined (HAVE_GETCWD) && !defined (WINDOWSNT)
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138 extern char *getcwd (char *buf, size_t size);
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139 # endif
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140 #endif /* HAVE_UNISTD_H */
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141
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142 #include <stdio.h>
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143 #include <ctype.h>
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144 #include <errno.h>
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145 #ifndef errno
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146 extern int errno;
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147 #endif
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148 #include <sys/types.h>
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149 #include <sys/stat.h>
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150
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151 #include <assert.h>
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152 #ifdef NDEBUG
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153 # undef assert /* some systems have a buggy assert.h */
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154 # define assert(x) ((void) 0)
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155 #endif
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156
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157 #if !defined (S_ISREG) && defined (S_IFREG)
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158 # define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
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159 #endif
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160
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161 #ifdef NO_LONG_OPTIONS /* define this if you don't have GNU getopt */
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162 # define NO_LONG_OPTIONS TRUE
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163 # define getopt_long(argc,argv,optstr,lopts,lind) getopt (argc, argv, optstr)
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164 extern char *optarg;
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165 extern int optind, opterr;
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166 #else
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167 # define NO_LONG_OPTIONS FALSE
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168 # include <getopt.h>
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169 #endif /* NO_LONG_OPTIONS */
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170
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171 #ifndef HAVE_CONFIG_H /* this is a standalone compilation */
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172 # ifdef __CYGWIN__ /* compiling on Cygwin */
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173 !!! NOTICE !!!
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174 the regex.h distributed with Cygwin is not compatible with etags, alas!
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175 If you want regular expression support, you should delete this notice and
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176 arrange to use the GNU regex.h and regex.c.
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177 # endif
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178 #endif
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179 #include <regex.h>
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180
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181 /* Define CTAGS to make the program "ctags" compatible with the usual one.
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182 Leave it undefined to make the program "etags", which makes emacs-style
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183 tag tables and tags typedefs, #defines and struct/union/enum by default. */
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184 #ifdef CTAGS
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185 # undef CTAGS
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186 # define CTAGS TRUE
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187 #else
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188 # define CTAGS FALSE
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189 #endif
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190
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191 #define streq(s,t) (assert((s)!=NULL || (t)!=NULL), !strcmp (s, t))
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192 #define strcaseeq(s,t) (assert((s)!=NULL && (t)!=NULL), !etags_strcasecmp (s, t))
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193 #define strneq(s,t,n) (assert((s)!=NULL || (t)!=NULL), !strncmp (s, t, n))
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194 #define strncaseeq(s,t,n) (assert((s)!=NULL && (t)!=NULL), !etags_strncasecmp (s, t, n))
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195
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196 #define CHARS 256 /* 2^sizeof(char) */
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197 #define CHAR(x) ((unsigned int)(x) & (CHARS - 1))
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198 #define iswhite(c) (_wht[CHAR(c)]) /* c is white (see white) */
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199 #define notinname(c) (_nin[CHAR(c)]) /* c is not in a name (see nonam) */
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200 #define begtoken(c) (_btk[CHAR(c)]) /* c can start token (see begtk) */
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201 #define intoken(c) (_itk[CHAR(c)]) /* c can be in token (see midtk) */
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202 #define endtoken(c) (_etk[CHAR(c)]) /* c ends tokens (see endtk) */
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203
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204 #define ISALNUM(c) isalnum (CHAR(c))
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205 #define ISALPHA(c) isalpha (CHAR(c))
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206 #define ISDIGIT(c) isdigit (CHAR(c))
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207 #define ISLOWER(c) islower (CHAR(c))
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208
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209 #define lowcase(c) tolower (CHAR(c))
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210 #define upcase(c) toupper (CHAR(c))
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211
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212
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213 /*
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214 * xnew, xrnew -- allocate, reallocate storage
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215 *
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216 * SYNOPSIS: Type *xnew (int n, Type);
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217 * void xrnew (OldPointer, int n, Type);
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218 */
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219 #if DEBUG
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220 # include "chkmalloc.h"
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221 # define xnew(n,Type) ((Type *) trace_malloc (__FILE__, __LINE__, \
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222 (n) * sizeof (Type)))
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223 # define xrnew(op,n,Type) ((op) = (Type *) trace_realloc (__FILE__, __LINE__, \
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224 (char *) (op), (n) * sizeof (Type)))
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225 #else
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226 # define xnew(n,Type) ((Type *) xmalloc ((n) * sizeof (Type)))
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227 # define xrnew(op,n,Type) ((op) = (Type *) xrealloc ( \
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228 (char *) (op), (n) * sizeof (Type)))
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229 #endif
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230
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231 #define bool int
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232
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233 typedef void Lang_function __P((FILE *));
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234
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235 typedef struct
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236 {
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237 char *suffix; /* file name suffix for this compressor */
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238 char *command; /* takes one arg and decompresses to stdout */
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239 } compressor;
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240
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241 typedef struct
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242 {
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243 char *name; /* language name */
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244 char *help; /* detailed help for the language */
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245 Lang_function *function; /* parse function */
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246 char **suffixes; /* name suffixes of this language's files */
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247 char **filenames; /* names of this language's files */
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248 char **interpreters; /* interpreters for this language */
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249 bool metasource; /* source used to generate other sources */
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250 } language;
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251
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252 typedef struct fdesc
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253 {
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254 struct fdesc *next; /* for the linked list */
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255 char *infname; /* uncompressed input file name */
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256 char *infabsname; /* absolute uncompressed input file name */
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257 char *infabsdir; /* absolute dir of input file */
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258 char *taggedfname; /* file name to write in tagfile */
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259 language *lang; /* language of file */
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260 char *prop; /* file properties to write in tagfile */
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261 bool usecharno; /* etags tags shall contain char number */
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262 bool written; /* entry written in the tags file */
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263 } fdesc;
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264
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265 typedef struct node_st
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266 { /* sorting structure */
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267 struct node_st *left, *right; /* left and right sons */
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268 fdesc *fdp; /* description of file to whom tag belongs */
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269 char *name; /* tag name */
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270 char *regex; /* search regexp */
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271 bool valid; /* write this tag on the tag file */
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272 bool is_func; /* function tag: use regexp in CTAGS mode */
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273 bool been_warned; /* warning already given for duplicated tag */
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274 int lno; /* line number tag is on */
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275 long cno; /* character number line starts on */
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276 } node;
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277
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278 /*
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279 * A `linebuffer' is a structure which holds a line of text.
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280 * `readline_internal' reads a line from a stream into a linebuffer
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281 * and works regardless of the length of the line.
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282 * SIZE is the size of BUFFER, LEN is the length of the string in
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283 * BUFFER after readline reads it.
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284 */
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285 typedef struct
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286 {
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287 long size;
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288 int len;
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289 char *buffer;
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290 } linebuffer;
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291
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292 /* Used to support mixing of --lang and file names. */
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293 typedef struct
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294 {
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295 enum {
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296 at_language, /* a language specification */
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297 at_regexp, /* a regular expression */
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298 at_filename, /* a file name */
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299 at_stdin, /* read from stdin here */
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300 at_end /* stop parsing the list */
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301 } arg_type; /* argument type */
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302 language *lang; /* language associated with the argument */
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303 char *what; /* the argument itself */
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304 } argument;
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305
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306 /* Structure defining a regular expression. */
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307 typedef struct regexp
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308 {
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309 struct regexp *p_next; /* pointer to next in list */
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310 language *lang; /* if set, use only for this language */
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311 char *pattern; /* the regexp pattern */
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312 char *name; /* tag name */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
313 struct re_pattern_buffer *pat; /* the compiled pattern */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
314 struct re_registers regs; /* re registers */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
315 bool error_signaled; /* already signaled for this regexp */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
316 bool force_explicit_name; /* do not allow implict tag name */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
317 bool ignore_case; /* ignore case when matching */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
318 bool multi_line; /* do a multi-line match on the whole file */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
319 } regexp;
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diff changeset
320
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
321
428
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diff changeset
322 /* Many compilers barf on this:
3ecd8885ac67 Import from CVS: tag r21-2-22
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323 Lang_function Ada_funcs;
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
324 so let's write it this way */
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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diff changeset
325 static void Ada_funcs __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
326 static void Asm_labels __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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diff changeset
327 static void C_entries __P((int c_ext, FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
328 static void default_C_entries __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
329 static void plain_C_entries __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
330 static void Cjava_entries __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
331 static void Cobol_paragraphs __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
332 static void Cplusplus_entries __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
333 static void Cstar_entries __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
334 static void Erlang_functions __P((FILE *));
2554
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diff changeset
335 static void Forth_words __P((FILE *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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diff changeset
336 static void Fortran_functions __P((FILE *));
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diff changeset
337 static void HTML_labels __P((FILE *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
338 static void Lisp_functions __P((FILE *));
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
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diff changeset
339 static void Lua_functions __P((FILE *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
340 static void Makefile_targets __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
341 static void Pascal_functions __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
342 static void Perl_functions __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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diff changeset
343 static void PHP_functions __P((FILE *));
2225
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diff changeset
344 static void PS_functions __P((FILE *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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diff changeset
345 static void Prolog_functions __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
346 static void Python_functions __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
347 static void Scheme_functions __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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diff changeset
348 static void TeX_commands __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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diff changeset
349 static void Texinfo_nodes __P((FILE *));
2225
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diff changeset
350 static void Yacc_entries __P((FILE *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
351 static void just_read_file __P((FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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diff changeset
352
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
353 static void print_language_names __P((void));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
354 static void print_version __P((void));
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
355 static void print_help __P((argument *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
356 int main __P((int, char **));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
357
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
358 static compressor *get_compressor_from_suffix __P((char *, char **));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
359 static language *get_language_from_langname __P((const char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
360 static language *get_language_from_interpreter __P((char *));
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
361 static language *get_language_from_filename __P((char *, bool));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
362 static void readline __P((linebuffer *, FILE *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
363 static long readline_internal __P((linebuffer *, FILE *));
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
364 static bool nocase_tail __P((char *));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
365 static void get_tag __P((char *, char **));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
366
2225
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diff changeset
367 static void analyse_regex __P((char *));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
368 static void free_regexps __P((void));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
369 static void regex_tag_multiline __P((void));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
370 static void error __P((const char *, const char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
371 static void suggest_asking_for_help __P((void));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
372 void fatal __P((char *, char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
373 static void pfatal __P((char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
374 static void add_node __P((node *, node **));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
375
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
376 static void init __P((void));
2225
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diff changeset
377 static void process_file_name __P((char *, language *));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
378 static void process_file __P((FILE *, char *, language *));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
379 static void find_entries __P((FILE *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
380 static void free_tree __P((node *));
2225
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diff changeset
381 static void free_fdesc __P((fdesc *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
382 static void pfnote __P((char *, bool, char *, int, int, long));
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
383 static void make_tag __P((char *, int, bool, char *, int, int, long));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
384 static void invalidate_nodes __P((fdesc *, node **));
709
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parents: 531
diff changeset
385 static void put_entries __P((node *));
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parents: 531
diff changeset
386
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
387 static char *concat __P((char *, char *, char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
388 static char *skip_spaces __P((char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
389 static char *skip_non_spaces __P((char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
390 static char *savenstr __P((char *, int));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
391 static char *savestr __P((char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
392 static char *etags_strchr __P((const char *, int));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
393 static char *etags_strrchr __P((const char *, int));
2225
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diff changeset
394 static int etags_strcasecmp __P((const char *, const char *));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
395 static int etags_strncasecmp __P((const char *, const char *, int));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
396 static char *etags_getcwd __P((void));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
397 static char *relative_filename __P((char *, char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
398 static char *absolute_filename __P((char *, char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
399 static char *absolute_dirname __P((char *, char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
400 static bool filename_is_absolute __P((char *f));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
401 static void canonicalize_filename __P((char *));
2225
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diff changeset
402 static void linebuffer_init __P((linebuffer *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
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parents: 531
diff changeset
403 static void linebuffer_setlen __P((linebuffer *, int));
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
404 static PTR xmalloc __P((unsigned int));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
405 static PTR xrealloc __P((char *, unsigned int));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
406
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
407
2225
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diff changeset
408 static char searchar = '/'; /* use /.../ searches */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
409
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
410 static char *tagfile; /* output file */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
411 static char *progname; /* name this program was invoked with */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
412 static char *cwd; /* current working directory */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
413 static char *tagfiledir; /* directory of tagfile */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
414 static FILE *tagf; /* ioptr for tags file */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
415
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
416 static fdesc *fdhead; /* head of file description list */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
417 static fdesc *curfdp; /* current file description */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
418 static int lineno; /* line number of current line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
419 static long charno; /* current character number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
420 static long linecharno; /* charno of start of current line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
421 static char *dbp; /* pointer to start of current tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
422
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
423 static const int invalidcharno = -1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
424
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
425 static node *nodehead; /* the head of the binary tree of tags */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
426 static node *last_node; /* the last node created */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
427
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
428 static linebuffer lb; /* the current line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
429 static linebuffer filebuf; /* a buffer containing the whole file */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
430 static linebuffer token_name; /* a buffer containing a tag name */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
431
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
432 /* boolean "functions" (see init) */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
433 static bool _wht[CHARS], _nin[CHARS], _itk[CHARS], _btk[CHARS], _etk[CHARS];
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
434 static char
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
435 /* white chars */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
436 *white = " \f\t\n\r\v",
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
437 /* not in a name */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
438 *nonam = " \f\t\n\r()=,;", /* look at make_tag before modifying! */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
439 /* token ending chars */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
440 *endtk = " \t\n\r\"'#()[]{}=-+%*/&|^~!<>;,.:?",
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
441 /* token starting chars */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
442 *begtk = "ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz$~@",
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
443 /* valid in-token chars */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
444 *midtk = "ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz$0123456789";
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
445
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
446 static bool append_to_tagfile; /* -a: append to tags */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
447 /* The next four default to TRUE for etags, but to FALSE for ctags. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
448 static bool typedefs; /* -t: create tags for C and Ada typedefs */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
449 static bool typedefs_or_cplusplus; /* -T: create tags for C typedefs, level */
428
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diff changeset
450 /* 0 struct/enum/union decls, and C++ */
3ecd8885ac67 Import from CVS: tag r21-2-22
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451 /* member functions. */
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4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
452 static bool constantypedefs; /* -d: create tags for C #define, enum */
428
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diff changeset
453 /* constants and variables. */
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
454 /* -D: opposite of -d. Default under ctags. */
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diff changeset
455 static bool globals; /* create tags for global variables */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
456 static bool declarations; /* --declarations: tag them and extern in C&Co*/
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
457 static bool members; /* create tags for C member variables */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
458 static bool no_line_directive; /* ignore #line directives (undocumented) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
459 static bool update; /* -u: update tags */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
460 static bool vgrind_style; /* -v: create vgrind style index output */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
461 static bool no_warnings; /* -w: suppress warnings */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
462 static bool cxref_style; /* -x: create cxref style output */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
463 static bool cplusplus; /* .[hc] means C++, not C */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
464 static bool ignoreindent; /* -I: ignore indentation in C */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
465 static bool packages_only; /* --packages-only: in Ada, only tag packages*/
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
466
3517
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diff changeset
467 /* STDIN is defined in LynxOS system headers */
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
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diff changeset
468 #ifdef STDIN
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
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parents: 3090
diff changeset
469 # undef STDIN
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
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diff changeset
470 #endif
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
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diff changeset
471
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diff changeset
472 #define STDIN 0x1001 /* returned by getopt_long on --parse-stdin */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
473 static bool parsing_stdin; /* --parse-stdin used */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
474
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
475 static regexp *p_head; /* list of all regexps */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
476 static bool need_filebuf; /* some regexes are multi-line */
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
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diff changeset
477
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diff changeset
478 static struct option longopts[] =
428
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479 {
3090
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
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diff changeset
480 { "append", no_argument, NULL, 'a' },
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4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
481 { "packages-only", no_argument, &packages_only, TRUE },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
482 { "c++", no_argument, NULL, 'C' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
483 { "declarations", no_argument, &declarations, TRUE },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
484 { "no-line-directive", no_argument, &no_line_directive, TRUE },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
485 { "help", no_argument, NULL, 'h' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
486 { "help", no_argument, NULL, 'H' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
487 { "ignore-indentation", no_argument, NULL, 'I' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
488 { "language", required_argument, NULL, 'l' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
489 { "members", no_argument, &members, TRUE },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
490 { "no-members", no_argument, &members, FALSE },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
491 { "output", required_argument, NULL, 'o' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
492 { "regex", required_argument, NULL, 'r' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
493 { "no-regex", no_argument, NULL, 'R' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
494 { "ignore-case-regex", required_argument, NULL, 'c' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
495 { "parse-stdin", required_argument, NULL, STDIN },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
496 { "version", no_argument, NULL, 'V' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
497
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diff changeset
498 #if CTAGS /* Ctags options */
2225
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diff changeset
499 { "backward-search", no_argument, NULL, 'B' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
500 { "cxref", no_argument, NULL, 'x' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
501 { "defines", no_argument, NULL, 'd' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
502 { "globals", no_argument, &globals, TRUE },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
503 { "typedefs", no_argument, NULL, 't' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
504 { "typedefs-and-c++", no_argument, NULL, 'T' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
505 { "update", no_argument, NULL, 'u' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
506 { "vgrind", no_argument, NULL, 'v' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
507 { "no-warn", no_argument, NULL, 'w' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
508
3090
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
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parents: 2554
diff changeset
509 #else /* Etags options */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
510 { "no-defines", no_argument, NULL, 'D' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
511 { "no-globals", no_argument, &globals, FALSE },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
512 { "include", required_argument, NULL, 'i' },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
513 #endif
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
514 { NULL }
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
515 };
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
516
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
517 static compressor compressors[] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
518 {
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
519 { "z", "gzip -d -c"},
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
520 { "Z", "gzip -d -c"},
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
521 { "gz", "gzip -d -c"},
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
522 { "GZ", "gzip -d -c"},
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
523 { "bz2", "bzip2 -d -c" },
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
524 { NULL }
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
525 };
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
526
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
527 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
528 * Language stuff.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
529 */
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
530
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
531 /* Ada code */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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diff changeset
532 static char *Ada_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
533 { "ads", "adb", "ada", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
534 static char Ada_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
535 "In Ada code, functions, procedures, packages, tasks and types are\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
536 tags. Use the `--packages-only' option to create tags for\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
537 packages only.\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
538 Ada tag names have suffixes indicating the type of entity:\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
539 Entity type: Qualifier:\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
540 ------------ ----------\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
541 function /f\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
542 procedure /p\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
543 package spec /s\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
544 package body /b\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
545 type /t\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
546 task /k\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
547 Thus, `M-x find-tag <RET> bidule/b <RET>' will go directly to the\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
548 body of the package `bidule', while `M-x find-tag <RET> bidule <RET>'\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
549 will just search for any tag `bidule'.";
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
550
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
551 /* Assembly code */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
552 static char *Asm_suffixes [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
553 { "a", /* Unix assembler */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
554 "asm", /* Microcontroller assembly */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
555 "def", /* BSO/Tasking definition includes */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
556 "inc", /* Microcontroller include files */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
557 "ins", /* Microcontroller include files */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
558 "s", "sa", /* Unix assembler */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
559 "S", /* cpp-processed Unix assembler */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
560 "src", /* BSO/Tasking C compiler output */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
561 NULL
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
562 };
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
563 static char Asm_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
564 "In assembler code, labels appearing at the beginning of a line,\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
565 followed by a colon, are tags.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
566
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
567
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
568 /* Note that .c and .h can be considered C++, if the --c++ flag was
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
569 given, or if the `class' or `template' keyowrds are met inside the file.
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
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parents: 442
diff changeset
570 That is why default_C_entries is called for these. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
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parents: 920
diff changeset
571 static char *default_C_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
572 { "c", "h", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
573 static char default_C_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
574 "In C code, any C function or typedef is a tag, and so are\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
575 definitions of `struct', `union' and `enum'. `#define' macro\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
576 definitions and `enum' constants are tags unless you specify\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
577 `--no-defines'. Global variables are tags unless you specify\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
578 `--no-globals'. Use of `--no-globals' and `--no-defines'\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
579 can make the tags table file much smaller.\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
580 You can tag function declarations and external variables by\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
581 using `--declarations', and struct members by using `--members'.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
582
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
583 static char *Cplusplus_suffixes [] =
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
584 { "C", "c++", "cc", "cpp", "cxx", "H", "h++", "hh", "hpp", "hxx",
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
585 "M", /* Objective C++ */
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
586 "pdb", /* Postscript with C syntax */
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
587 NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
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diff changeset
588 static char Cplusplus_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
589 "In C++ code, all the tag constructs of C code are tagged. (Use\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
590 --help --lang=c --lang=c++ for full help.)\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
591 In addition to C tags, member functions are also recognized, and\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
592 optionally member variables if you use the `--members' option.\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
593 Tags for variables and functions in classes are named `CLASS::VARIABLE'\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
594 and `CLASS::FUNCTION'. `operator' definitions have tag names like\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
595 `operator+'.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
596
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
597 static char *Cjava_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
598 { "java", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
599 static char Cjava_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
600 "In Java code, all the tags constructs of C and C++ code are\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
601 tagged. (Use --help --lang=c --lang=c++ --lang=java for full help.)";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
602
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
603
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
604 static char *Cobol_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
605 { "COB", "cob", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
606 static char Cobol_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
607 "In Cobol code, tags are paragraph names; that is, any word\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
608 starting in column 8 and followed by a period.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
609
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
610 static char *Cstar_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
611 { "cs", "hs", NULL };
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
612
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
613 static char *Erlang_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
614 { "erl", "hrl", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
615 static char Erlang_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
616 "In Erlang code, the tags are the functions, records and macros\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
617 defined in the file.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
618
2554
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
619 char *Forth_suffixes [] =
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
620 { "fth", "tok", NULL };
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
621 static char Forth_help [] =
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
622 "In Forth code, tags are words defined by `:',\n\
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
623 constant, code, create, defer, value, variable, buffer:, field.";
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
624
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
625 static char *Fortran_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
626 { "F", "f", "f90", "for", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
627 static char Fortran_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
628 "In Fortran code, functions, subroutines and block data are tags.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
629
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
630 static char *HTML_suffixes [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
631 { "htm", "html", "shtml", NULL };
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
632 static char HTML_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
633 "In HTML input files, the tags are the `title' and the `h1', `h2',\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
634 `h3' headers. Also, tags are `name=' in anchors and all\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
635 occurrences of `id='.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
636
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
637 static char *Lisp_suffixes [] =
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
638 { "cl", "clisp", "el", "l", "lisp", "LSP", "lsp", "ml", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
639 static char Lisp_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
640 "In Lisp code, any function defined with `defun', any variable\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
641 defined with `defvar' or `defconst', and in general the first\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
642 argument of any expression that starts with `(def' in column zero\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
643 is a tag.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
644
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
645 static char *Lua_suffixes [] =
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
646 { "lua", "LUA", NULL };
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
647 static char Lua_help [] =
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
648 "In Lua scripts, all functions are tags.";
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
649
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
650 static char *Makefile_filenames [] =
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
651 { "Makefile", "makefile", "GNUMakefile", "Makefile.in", "Makefile.am", NULL};
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
652 static char Makefile_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
653 "In makefiles, targets are tags; additionally, variables are tags\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
654 unless you specify `--no-globals'.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
655
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
656 static char *Objc_suffixes [] =
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
657 { "lm", /* Objective lex file */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
658 "m", /* Objective C file */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
659 NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
660 static char Objc_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
661 "In Objective C code, tags include Objective C definitions for classes,\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
662 class categories, methods and protocols. Tags for variables and\n\
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
663 functions in classes are named `CLASS::VARIABLE' and `CLASS::FUNCTION'.\n\
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
664 (Use --help --lang=c --lang=objc --lang=java for full help.)";
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
665
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
666 static char *Pascal_suffixes [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
667 { "p", "pas", NULL };
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
668 static char Pascal_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
669 "In Pascal code, the tags are the functions and procedures defined\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
670 in the file.";
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
671 /* " // this is for working around an Emacs highlighting bug... */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
672
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
673 static char *Perl_suffixes [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
674 { "pl", "pm", NULL };
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
675 static char *Perl_interpreters [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
676 { "perl", "@PERL@", NULL };
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
677 static char Perl_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
678 "In Perl code, the tags are the packages, subroutines and variables\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
679 defined by the `package', `sub', `my' and `local' keywords. Use\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
680 `--globals' if you want to tag global variables. Tags for\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
681 subroutines are named `PACKAGE::SUB'. The name for subroutines\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
682 defined in the default package is `main::SUB'.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
683
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
684 static char *PHP_suffixes [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
685 { "php", "php3", "php4", NULL };
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
686 static char PHP_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
687 "In PHP code, tags are functions, classes and defines. When using\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
688 the `--members' option, vars are tags too.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
689
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
690 static char *plain_C_suffixes [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
691 { "pc", /* Pro*C file */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
692 NULL };
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
693
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
694 static char *PS_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
695 { "ps", "psw", NULL }; /* .psw is for PSWrap */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
696 static char PS_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
697 "In PostScript code, the tags are the functions.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
698
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
699 static char *Prolog_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
700 { "prolog", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
701 static char Prolog_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
702 "In Prolog code, tags are predicates and rules at the beginning of\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
703 line.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
704
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
705 static char *Python_suffixes [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
706 { "py", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
707 static char Python_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
708 "In Python code, `def' or `class' at the beginning of a line\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
709 generate a tag.";
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
710
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
711 /* Can't do the `SCM' or `scm' prefix with a version number. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
712 static char *Scheme_suffixes [] =
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
713 { "oak", "sch", "scheme", "SCM", "scm", "SM", "sm", "ss", "t", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
714 static char Scheme_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
715 "In Scheme code, tags include anything defined with `def' or with a\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
716 construct whose name starts with `def'. They also include\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
717 variables set with `set!' at top level in the file.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
718
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
719 static char *TeX_suffixes [] =
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
720 { "bib", "clo", "cls", "ltx", "sty", "TeX", "tex", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
721 static char TeX_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
722 "In LaTeX text, the argument of any of the commands `\\chapter',\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
723 `\\section', `\\subsection', `\\subsubsection', `\\eqno', `\\label',\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
724 `\\ref', `\\cite', `\\bibitem', `\\part', `\\appendix', `\\entry',\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
725 `\\index', `\\def', `\\newcommand', `\\renewcommand',\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
726 `\\newenvironment' or `\\renewenvironment' is a tag.\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
727 \n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
728 Other commands can be specified by setting the environment variable\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
729 `TEXTAGS' to a colon-separated list like, for example,\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
730 TEXTAGS=\"mycommand:myothercommand\".";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
731
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
732
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
733 static char *Texinfo_suffixes [] =
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
734 { "texi", "texinfo", "txi", NULL };
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
735 static char Texinfo_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
736 "for texinfo files, lines starting with @node are tagged.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
737
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
738 static char *Yacc_suffixes [] =
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
739 { "y", "y++", "ym", "yxx", "yy", NULL }; /* .ym is Objective yacc file */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
740 static char Yacc_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
741 "In Bison or Yacc input files, each rule defines as a tag the\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
742 nonterminal it constructs. The portions of the file that contain\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
743 C code are parsed as C code (use --help --lang=c --lang=yacc\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
744 for full help).";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
745
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
746 static char auto_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
747 "`auto' is not a real language, it indicates to use\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
748 a default language for files base on file name suffix and file contents.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
749
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
750 static char none_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
751 "`none' is not a real language, it indicates to only do\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
752 regexp processing on files.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
753
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
754 static char no_lang_help [] =
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
755 "No detailed help available for this language.";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
756
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
757
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
758 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
759 * Table of languages.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
760 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
761 * It is ok for a given function to be listed under more than one
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
762 * name. I just didn't.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
763 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
764
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
765 static language lang_names [] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
766 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
767 { "ada", Ada_help, Ada_funcs, Ada_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
768 { "asm", Asm_help, Asm_labels, Asm_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
769 { "c", default_C_help, default_C_entries, default_C_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
770 { "c++", Cplusplus_help, Cplusplus_entries, Cplusplus_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
771 { "c*", no_lang_help, Cstar_entries, Cstar_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
772 { "cobol", Cobol_help, Cobol_paragraphs, Cobol_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
773 { "erlang", Erlang_help, Erlang_functions, Erlang_suffixes },
2554
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
774 { "forth", Forth_help, Forth_words, Forth_suffixes },
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
775 { "fortran", Fortran_help, Fortran_functions, Fortran_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
776 { "html", HTML_help, HTML_labels, HTML_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
777 { "java", Cjava_help, Cjava_entries, Cjava_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
778 { "lisp", Lisp_help, Lisp_functions, Lisp_suffixes },
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
779 { "lua", Lua_help, Lua_functions, Lua_suffixes },
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
780 { "makefile", Makefile_help,Makefile_targets,NULL,Makefile_filenames},
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
781 { "objc", Objc_help, plain_C_entries, Objc_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
782 { "pascal", Pascal_help, Pascal_functions, Pascal_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
783 { "perl",Perl_help,Perl_functions,Perl_suffixes,NULL,Perl_interpreters},
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
784 { "php", PHP_help, PHP_functions, PHP_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
785 { "postscript",PS_help, PS_functions, PS_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
786 { "proc", no_lang_help, plain_C_entries, plain_C_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
787 { "prolog", Prolog_help, Prolog_functions, Prolog_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
788 { "python", Python_help, Python_functions, Python_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
789 { "scheme", Scheme_help, Scheme_functions, Scheme_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
790 { "tex", TeX_help, TeX_commands, TeX_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
791 { "texinfo", Texinfo_help, Texinfo_nodes, Texinfo_suffixes },
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
792 { "yacc", Yacc_help,Yacc_entries,Yacc_suffixes,NULL,NULL,TRUE},
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
793 { "auto", auto_help }, /* default guessing scheme */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
794 { "none", none_help, just_read_file }, /* regexp matching only */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
795 { NULL } /* end of list */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
796 };
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
797
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
798
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
799 static void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
800 print_language_names ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
801 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
802 language *lang;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
803 char **name, **ext;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
804
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
805 puts ("\nThese are the currently supported languages, along with the\n\
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
806 default file names and dot suffixes:");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
807 for (lang = lang_names; lang->name != NULL; lang++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
808 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
809 printf (" %-*s", 10, lang->name);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
810 if (lang->filenames != NULL)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
811 for (name = lang->filenames; *name != NULL; name++)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
812 printf (" %s", *name);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
813 if (lang->suffixes != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
814 for (ext = lang->suffixes; *ext != NULL; ext++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
815 printf (" .%s", *ext);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
816 puts ("");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
817 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
818 puts ("where `auto' means use default language for files based on file\n\
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
819 name suffix, and `none' means only do regexp processing on files.\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
820 If no language is specified and no matching suffix is found,\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
821 the first line of the file is read for a sharp-bang (#!) sequence\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
822 followed by the name of an interpreter. If no such sequence is found,\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
823 Fortran is tried first; if no tags are found, C is tried next.\n\
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
824 When parsing any C file, a \"class\" or \"template\" keyword\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
825 switches to C++.");
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
826 puts ("Compressed files are supported using gzip and bzip2.\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
827 \n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
828 For detailed help on a given language use, for example,\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
829 etags --help --lang=ada.");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
830 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
831
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
832 #ifndef EMACS_NAME
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
833 # define EMACS_NAME "standalone"
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
834 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
835 #ifndef VERSION
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
836 # define VERSION "version"
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
837 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
838 static void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
839 print_version ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
840 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
841 printf ("%s (%s %s)\n", (CTAGS) ? "ctags" : "etags", EMACS_NAME, VERSION);
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
842 puts ("Copyright (C) 2006 Free Software Foundation, Inc. and Ken Arnold");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
843 puts ("This program is distributed under the same terms as Emacs");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
844
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
845 exit (EXIT_SUCCESS);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
846 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
847
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
848 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
849 print_help (argbuffer)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
850 argument *argbuffer;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
851 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
852 bool help_for_lang = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
853
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
854 for (; argbuffer->arg_type != at_end; argbuffer++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
855 if (argbuffer->arg_type == at_language)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
856 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
857 if (help_for_lang)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
858 puts ("");
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
859 puts (argbuffer->lang->help);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
860 help_for_lang = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
861 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
862
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
863 if (help_for_lang)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
864 exit (EXIT_SUCCESS);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
865
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
866 printf ("Usage: %s [options] [[regex-option ...] file-name] ...\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
867 \n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
868 These are the options accepted by %s.\n", progname, progname);
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
869 if (NO_LONG_OPTIONS)
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
870 puts ("WARNING: long option names do not work with this executable,\n\
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
871 as it is not linked with GNU getopt.");
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
872 else
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
873 puts ("You may use unambiguous abbreviations for the long option names.");
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
874 puts (" A - as file name means read names from stdin (one per line).\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
875 Absolute names are stored in the output file as they are.\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
876 Relative ones are stored relative to the output file's directory.\n");
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
877
3090
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
878 puts ("-a, --append\n\
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
879 Append tag entries to existing tags file.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
880
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
881 puts ("--packages-only\n\
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
882 For Ada files, only generate tags for packages.");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
883
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
884 if (CTAGS)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
885 puts ("-B, --backward-search\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
886 Write the search commands for the tag entries using '?', the\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
887 backward-search command instead of '/', the forward-search command.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
888
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
889 /* This option is mostly obsolete, because etags can now automatically
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
890 detect C++. Retained for backward compatibility and for debugging and
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
891 experimentation. In principle, we could want to tag as C++ even
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
892 before any "class" or "template" keyword.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
893 puts ("-C, --c++\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
894 Treat files whose name suffix defaults to C language as C++ files.");
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
895 */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
896
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
897 puts ("--declarations\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
898 In C and derived languages, create tags for function declarations,");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
899 if (CTAGS)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
900 puts ("\tand create tags for extern variables if --globals is used.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
901 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
902 puts
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
903 ("\tand create tags for extern variables unless --no-globals is used.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
904
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
905 if (CTAGS)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
906 puts ("-d, --defines\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
907 Create tag entries for C #define constants and enum constants, too.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
908 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
909 puts ("-D, --no-defines\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
910 Don't create tag entries for C #define constants and enum constants.\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
911 This makes the tags file smaller.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
912
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
913 if (!CTAGS)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
914 puts ("-i FILE, --include=FILE\n\
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
915 Include a note in tag file indicating that, when searching for\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
916 a tag, one should also consult the tags file FILE after\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
917 checking the current file.");
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
918
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
919 puts ("-l LANG, --language=LANG\n\
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
920 Force the following files to be considered as written in the\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
921 named language up to the next --language=LANG option.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
922
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
923 if (CTAGS)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
924 puts ("--globals\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
925 Create tag entries for global variables in some languages.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
926 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
927 puts ("--no-globals\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
928 Do not create tag entries for global variables in some\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
929 languages. This makes the tags file smaller.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
930 puts ("--members\n\
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
931 Create tag entries for members of structures in some languages.");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
932
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
933 puts ("-r REGEXP, --regex=REGEXP or --regex=@regexfile\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
934 Make a tag for each line matching a regular expression pattern\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
935 in the following files. {LANGUAGE}REGEXP uses REGEXP for LANGUAGE\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
936 files only. REGEXFILE is a file containing one REGEXP per line.\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
937 REGEXP takes the form /TAGREGEXP/TAGNAME/MODS, where TAGNAME/ is\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
938 optional. The TAGREGEXP pattern is anchored (as if preceded by ^).");
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
939 puts (" If TAGNAME/ is present, the tags created are named.\n\
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
940 For example Tcl named tags can be created with:\n\
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
941 --regex=\"/proc[ \\t]+\\([^ \\t]+\\)/\\1/.\".\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
942 MODS are optional one-letter modifiers: `i' means to ignore case,\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
943 `m' means to allow multi-line matches, `s' implies `m' and\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
944 causes dot to match any character, including newline.");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
945 puts ("-R, --no-regex\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
946 Don't create tags from regexps for the following files.");
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
947 puts ("-I, --ignore-indentation\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
948 In C and C++ do not assume that a closing brace in the first\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
949 column is the final brace of a function or structure definition.");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
950 puts ("-o FILE, --output=FILE\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
951 Write the tags to FILE.");
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
952 puts ("--parse-stdin=NAME\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
953 Read from standard input and record tags as belonging to file NAME.");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
954
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
955 if (CTAGS)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
956 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
957 puts ("-t, --typedefs\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
958 Generate tag entries for C and Ada typedefs.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
959 puts ("-T, --typedefs-and-c++\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
960 Generate tag entries for C typedefs, C struct/enum/union tags,\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
961 and C++ member functions.");
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
962 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
963
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
964 if (CTAGS)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
965 puts ("-u, --update\n\
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
966 Update the tag entries for the given files, leaving tag\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
967 entries for other files in place. Currently, this is\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
968 implemented by deleting the existing entries for the given\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
969 files and then rewriting the new entries at the end of the\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
970 tags file. It is often faster to simply rebuild the entire\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
971 tag file than to use this.");
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
972
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
973 if (CTAGS)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
974 {
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
975 puts ("-v, --vgrind\n\
3090
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
976 Print on the standard output an index of items intended for\n\
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
977 human consumption, similar to the output of vgrind. The index\n\
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
978 is sorted, and gives the page number of each item.");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
979 puts ("-w, --no-warn\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
980 Suppress warning messages about entries defined in multiple\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
981 files.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
982 puts ("-x, --cxref\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
983 Like --vgrind, but in the style of cxref, rather than vgrind.\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
984 The output uses line numbers instead of page numbers, but\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
985 beyond that the differences are cosmetic; try both to see\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
986 which you like.");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
987 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
988
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
989 puts ("-V, --version\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
990 Print the version of the program.\n\
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
991 -h, --help\n\
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
992 Print this help message.\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
993 Followed by one or more `--language' options prints detailed\n\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
994 help about tag generation for the specified languages.");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
995
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
996 print_language_names ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
997
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
998 puts ("");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
999 puts ("Report bugs to bug-gnu-emacs@gnu.org");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1000
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1001 exit (EXIT_SUCCESS);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1002 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1003
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1004
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1005 #ifdef VMS /* VMS specific functions */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1006
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1007 #define EOS '\0'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1008
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1009 /* This is a BUG! ANY arbitrary limit is a BUG!
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1010 Won't someone please fix this? */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1011 #define MAX_FILE_SPEC_LEN 255
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1012 typedef struct {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1013 short curlen;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1014 char body[MAX_FILE_SPEC_LEN + 1];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1015 } vspec;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1016
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1017 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1018 v1.05 nmm 26-Jun-86 fn_exp - expand specification of list of file names
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1019 returning in each successive call the next file name matching the input
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1020 spec. The function expects that each in_spec passed
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1021 to it will be processed to completion; in particular, up to and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1022 including the call following that in which the last matching name
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1023 is returned, the function ignores the value of in_spec, and will
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1024 only start processing a new spec with the following call.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1025 If an error occurs, on return out_spec contains the value
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1026 of in_spec when the error occurred.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1027
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1028 With each successive file name returned in out_spec, the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1029 function's return value is one. When there are no more matching
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1030 names the function returns zero. If on the first call no file
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1031 matches in_spec, or there is any other error, -1 is returned.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1032 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1033
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1034 #include <rmsdef.h>
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1035 #include <descrip.h>
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1036 #define OUTSIZE MAX_FILE_SPEC_LEN
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1037 static short
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1038 fn_exp (out, in)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1039 vspec *out;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1040 char *in;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1041 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1042 static long context = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1043 static struct dsc$descriptor_s o;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1044 static struct dsc$descriptor_s i;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1045 static bool pass1 = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1046 long status;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1047 short retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1048
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1049 if (pass1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1050 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1051 pass1 = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1052 o.dsc$a_pointer = (char *) out;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1053 o.dsc$w_length = (short)OUTSIZE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1054 i.dsc$a_pointer = in;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1055 i.dsc$w_length = (short)strlen(in);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1056 i.dsc$b_dtype = DSC$K_DTYPE_T;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1057 i.dsc$b_class = DSC$K_CLASS_S;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1058 o.dsc$b_dtype = DSC$K_DTYPE_VT;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1059 o.dsc$b_class = DSC$K_CLASS_VS;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1060 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1061 if ((status = lib$find_file(&i, &o, &context, 0, 0)) == RMS$_NORMAL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1062 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1063 out->body[out->curlen] = EOS;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1064 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1065 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1066 else if (status == RMS$_NMF)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1067 retval = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1068 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1069 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1070 strcpy(out->body, in);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1071 retval = -1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1072 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1073 lib$find_file_end(&context);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1074 pass1 = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1075 return retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1076 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1077
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1078 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1079 v1.01 nmm 19-Aug-85 gfnames - return in successive calls the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1080 name of each file specified by the provided arg expanding wildcards.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1081 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1082 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1083 gfnames (arg, p_error)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1084 char *arg;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1085 bool *p_error;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1086 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1087 static vspec filename = {MAX_FILE_SPEC_LEN, "\0"};
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1088
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1089 switch (fn_exp (&filename, arg))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1090 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1091 case 1:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1092 *p_error = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1093 return filename.body;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1094 case 0:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1095 *p_error = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1096 return NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1097 default:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1098 *p_error = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1099 return filename.body;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1100 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1101 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1102
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1103 #ifndef OLD /* Newer versions of VMS do provide `system'. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1104 system (cmd)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1105 char *cmd;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1106 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1107 error ("%s", "system() function not implemented under VMS");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1108 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1109 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1110
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1111 #define VERSION_DELIM ';'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1112 char *massage_name (s)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1113 char *s;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1114 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1115 char *start = s;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1116
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1117 for ( ; *s; s++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1118 if (*s == VERSION_DELIM)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1119 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1120 *s = EOS;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1121 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1122 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1123 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1124 *s = lowcase (*s);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1125 return start;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1126 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1127 #endif /* VMS */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1128
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1129
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1130 int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1131 main (argc, argv)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1132 int argc;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1133 char *argv[];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1134 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1135 int i;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1136 unsigned int nincluded_files;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1137 char **included_files;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1138 argument *argbuffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1139 int current_arg, file_count;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1140 linebuffer filename_lb;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1141 bool help_asked = FALSE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1142 #ifdef VMS
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1143 bool got_err;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1144 #endif
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1145 char *optstring;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1146 int opt;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1147
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1148
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1149 #ifdef DOS_NT
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1150 _fmode = O_BINARY; /* all of files are treated as binary files */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1151 #endif /* DOS_NT */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1152
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1153 progname = argv[0];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1154 nincluded_files = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1155 included_files = xnew (argc, char *);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1156 current_arg = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1157 file_count = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1158
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1159 /* Allocate enough no matter what happens. Overkill, but each one
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1160 is small. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1161 argbuffer = xnew (argc, argument);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1162
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1163 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1164 * If etags, always find typedefs and structure tags. Why not?
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1165 * Also default to find macro constants, enum constants and
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1166 * global variables.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1167 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1168 if (!CTAGS)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1169 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1170 typedefs = typedefs_or_cplusplus = constantypedefs = TRUE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1171 globals = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1172 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1173
2554
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
1174 /* When the optstring begins with a '-' getopt_long does not rearrange the
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
1175 non-options arguments to be at the end, but leaves them alone. */
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
1176 optstring = concat (NO_LONG_OPTIONS ? "" : "-",
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
1177 "ac:Cf:Il:o:r:RSVhH",
3090
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1178 (CTAGS) ? "BxdtTuvw" : "Di:");
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1179
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1180 while ((opt = getopt_long (argc, argv, optstring, longopts, NULL)) != EOF)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1181 switch (opt)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1182 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1183 case 0:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1184 /* If getopt returns 0, then it has already processed a
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1185 long-named option. We should do nothing. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1186 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1187
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1188 case 1:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1189 /* This means that a file name has been seen. Record it. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1190 argbuffer[current_arg].arg_type = at_filename;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1191 argbuffer[current_arg].what = optarg;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1192 ++current_arg;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1193 ++file_count;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1194 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1195
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1196 case STDIN:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1197 /* Parse standard input. Idea by Vivek <vivek@etla.org>. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1198 argbuffer[current_arg].arg_type = at_stdin;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1199 argbuffer[current_arg].what = optarg;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1200 ++current_arg;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1201 ++file_count;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1202 if (parsing_stdin)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1203 fatal ("cannot parse standard input more than once", (char *)NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1204 parsing_stdin = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1205 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1206
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1207 /* Common options. */
3090
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1208 case 'a': append_to_tagfile = TRUE; break;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1209 case 'C': cplusplus = TRUE; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1210 case 'f': /* for compatibility with old makefiles */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1211 case 'o':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1212 if (tagfile)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1213 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1214 error ("-o option may only be given once.", (char *)NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1215 suggest_asking_for_help ();
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1216 /* NOTREACHED */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1217 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1218 tagfile = optarg;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1219 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1220 case 'I':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1221 case 'S': /* for backward compatibility */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1222 ignoreindent = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1223 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1224 case 'l':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1225 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1226 language *lang = get_language_from_langname (optarg);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1227 if (lang != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1228 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1229 argbuffer[current_arg].lang = lang;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1230 argbuffer[current_arg].arg_type = at_language;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1231 ++current_arg;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1232 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1233 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1234 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1235 case 'c':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1236 /* Backward compatibility: support obsolete --ignore-case-regexp. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1237 optarg = concat (optarg, "i", ""); /* memory leak here */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1238 /* FALLTHRU */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1239 case 'r':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1240 argbuffer[current_arg].arg_type = at_regexp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1241 argbuffer[current_arg].what = optarg;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1242 ++current_arg;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1243 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1244 case 'R':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1245 argbuffer[current_arg].arg_type = at_regexp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1246 argbuffer[current_arg].what = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1247 ++current_arg;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1248 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1249 case 'V':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1250 print_version ();
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1251 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1252 case 'h':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1253 case 'H':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1254 help_asked = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1255 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1256
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1257 /* Etags options */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1258 case 'D': constantypedefs = FALSE; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1259 case 'i': included_files[nincluded_files++] = optarg; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1260
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1261 /* Ctags options. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1262 case 'B': searchar = '?'; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1263 case 'd': constantypedefs = TRUE; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1264 case 't': typedefs = TRUE; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1265 case 'T': typedefs = typedefs_or_cplusplus = TRUE; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1266 case 'u': update = TRUE; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1267 case 'v': vgrind_style = TRUE; /*FALLTHRU*/
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1268 case 'x': cxref_style = TRUE; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1269 case 'w': no_warnings = TRUE; break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1270 default:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1271 suggest_asking_for_help ();
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1272 /* NOTREACHED */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1273 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1274
2554
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
1275 /* No more options. Store the rest of arguments. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1276 for (; optind < argc; optind++)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1277 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1278 argbuffer[current_arg].arg_type = at_filename;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1279 argbuffer[current_arg].what = argv[optind];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1280 ++current_arg;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1281 ++file_count;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1282 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1283
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1284 argbuffer[current_arg].arg_type = at_end;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1285
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1286 if (help_asked)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1287 print_help (argbuffer);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1288 /* NOTREACHED */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1289
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1290 if (nincluded_files == 0 && file_count == 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1291 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1292 error ("no input files specified.", (char *)NULL);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1293 suggest_asking_for_help ();
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1294 /* NOTREACHED */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1295 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1296
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1297 if (tagfile == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1298 tagfile = CTAGS ? "tags" : "TAGS";
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1299 cwd = etags_getcwd (); /* the current working directory */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1300 if (cwd[strlen (cwd) - 1] != '/')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1301 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1302 char *oldcwd = cwd;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1303 cwd = concat (oldcwd, "/", "");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1304 free (oldcwd);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1305 }
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
1306 /* Relative file names are made relative to the current directory. */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
1307 if (streq (tagfile, "-")
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
1308 || strneq (tagfile, "/dev/", 5))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1309 tagfiledir = cwd;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1310 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1311 tagfiledir = absolute_dirname (tagfile, cwd);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1312
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1313 init (); /* set up boolean "functions" */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1314
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1315 linebuffer_init (&lb);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1316 linebuffer_init (&filename_lb);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1317 linebuffer_init (&filebuf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1318 linebuffer_init (&token_name);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1319
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1320 if (!CTAGS)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1321 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1322 if (streq (tagfile, "-"))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1323 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1324 tagf = stdout;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1325 #ifdef DOS_NT
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1326 /* Switch redirected `stdout' to binary mode (setting `_fmode'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1327 doesn't take effect until after `stdout' is already open). */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1328 if (!isatty (fileno (stdout)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1329 setmode (fileno (stdout), O_BINARY);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1330 #endif /* DOS_NT */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1331 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1332 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1333 tagf = fopen (tagfile, append_to_tagfile ? "a" : "w");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1334 if (tagf == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1335 pfatal (tagfile);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1336 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1337
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1338 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1339 * Loop through files finding functions.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1340 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1341 for (i = 0; i < current_arg; i++)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1342 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1343 static language *lang; /* non-NULL if language is forced */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1344 char *this_file;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1345
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1346 switch (argbuffer[i].arg_type)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1347 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1348 case at_language:
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1349 lang = argbuffer[i].lang;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1350 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1351 case at_regexp:
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1352 analyse_regex (argbuffer[i].what);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1353 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1354 case at_filename:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1355 #ifdef VMS
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1356 while ((this_file = gfnames (argbuffer[i].what, &got_err)) != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1357 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1358 if (got_err)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1359 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1360 error ("can't find file %s\n", this_file);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1361 argc--, argv++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1362 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1363 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1364 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1365 this_file = massage_name (this_file);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1366 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1367 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1368 this_file = argbuffer[i].what;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1369 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1370 /* Input file named "-" means read file names from stdin
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1371 (one per line) and use them. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1372 if (streq (this_file, "-"))
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1373 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1374 if (parsing_stdin)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1375 fatal ("cannot parse standard input AND read file names from it",
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1376 (char *)NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1377 while (readline_internal (&filename_lb, stdin) > 0)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1378 process_file_name (filename_lb.buffer, lang);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1379 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1380 else
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1381 process_file_name (this_file, lang);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1382 #ifdef VMS
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1383 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1384 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1385 break;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1386 case at_stdin:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1387 this_file = argbuffer[i].what;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1388 process_file (stdin, this_file, lang);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1389 break;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1390 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1391 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1392
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1393 free_regexps ();
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1394 free (lb.buffer);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1395 free (filebuf.buffer);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1396 free (token_name.buffer);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1397
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1398 if (!CTAGS || cxref_style)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1399 {
3090
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1400 /* Write the remaining tags to tagf (ETAGS) or stdout (CXREF). */
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1401 put_entries (nodehead);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1402 free_tree (nodehead);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1403 nodehead = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1404 if (!CTAGS)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1405 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1406 fdesc *fdp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1407
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1408 /* Output file entries that have no tags. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1409 for (fdp = fdhead; fdp != NULL; fdp = fdp->next)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1410 if (!fdp->written)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1411 fprintf (tagf, "\f\n%s,0\n", fdp->taggedfname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1412
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1413 while (nincluded_files-- > 0)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1414 fprintf (tagf, "\f\n%s,include\n", *included_files++);
3090
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1415
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1416 if (fclose (tagf) == EOF)
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1417 pfatal (tagfile);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1418 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1419
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1420 exit (EXIT_SUCCESS);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1421 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1422
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1423 if (update)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1424 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1425 char cmd[BUFSIZ];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1426 for (i = 0; i < current_arg; ++i)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1427 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1428 switch (argbuffer[i].arg_type)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1429 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1430 case at_filename:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1431 case at_stdin:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1432 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1433 default:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1434 continue; /* the for loop */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1435 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1436 sprintf (cmd,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1437 "mv %s OTAGS;fgrep -v '\t%s\t' OTAGS >%s;rm OTAGS",
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1438 tagfile, argbuffer[i].what, tagfile);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1439 if (system (cmd) != EXIT_SUCCESS)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1440 fatal ("failed to execute shell command", (char *)NULL);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1441 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1442 append_to_tagfile = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1443 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1444
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1445 tagf = fopen (tagfile, append_to_tagfile ? "a" : "w");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1446 if (tagf == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1447 pfatal (tagfile);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1448 put_entries (nodehead); /* write all the tags (CTAGS) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1449 free_tree (nodehead);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1450 nodehead = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1451 if (fclose (tagf) == EOF)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1452 pfatal (tagfile);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1453
3090
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1454 if (CTAGS)
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1455 if (append_to_tagfile || update)
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1456 {
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1457 char cmd[2*BUFSIZ+10];
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1458 sprintf (cmd, "sort -o %.*s %.*s", BUFSIZ, tagfile, BUFSIZ, tagfile);
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1459 exit (system (cmd));
95be8ad778e3 [xemacs-hg @ 2005-11-24 12:37:59 by malcolmp]
malcolmp
parents: 2554
diff changeset
1460 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1461 return EXIT_SUCCESS;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1462 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1463
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1464
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1465 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1466 * Return a compressor given the file name. If EXTPTR is non-zero,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1467 * return a pointer into FILE where the compressor-specific
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1468 * extension begins. If no compressor is found, NULL is returned
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1469 * and EXTPTR is not significant.
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1470 * Idea by Vladimir Alexiev <vladimir@cs.ualberta.ca> (1998)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1471 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1472 static compressor *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1473 get_compressor_from_suffix (file, extptr)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1474 char *file;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1475 char **extptr;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1476 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1477 compressor *compr;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1478 char *slash, *suffix;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1479
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1480 /* This relies on FN to be after canonicalize_filename,
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1481 so we don't need to consider backslashes on DOS_NT. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1482 slash = etags_strrchr (file, '/');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1483 suffix = etags_strrchr (file, '.');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1484 if (suffix == NULL || suffix < slash)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1485 return NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1486 if (extptr != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1487 *extptr = suffix;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1488 suffix += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1489 /* Let those poor souls who live with DOS 8+3 file name limits get
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1490 some solace by treating foo.cgz as if it were foo.c.gz, etc.
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1491 Only the first do loop is run if not MSDOS */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1492 do
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1493 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1494 for (compr = compressors; compr->suffix != NULL; compr++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1495 if (streq (compr->suffix, suffix))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1496 return compr;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1497 if (!MSDOS)
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1498 break; /* do it only once: not really a loop */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1499 if (extptr != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1500 *extptr = ++suffix;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1501 } while (*suffix != '\0');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1502 return NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1503 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1504
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1505
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1506
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1507 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1508 * Return a language given the name.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1509 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1510 static language *
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1511 get_language_from_langname (name)
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
1512 const char *name;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1513 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1514 language *lang;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1515
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1516 if (name == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1517 error ("empty language name", (char *)NULL);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1518 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1519 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1520 for (lang = lang_names; lang->name != NULL; lang++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1521 if (streq (name, lang->name))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1522 return lang;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1523 error ("unknown language \"%s\"", name);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1524 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1525
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1526 return NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1527 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1528
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1529
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1530 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1531 * Return a language given the interpreter name.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1532 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1533 static language *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1534 get_language_from_interpreter (interpreter)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1535 char *interpreter;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1536 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1537 language *lang;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1538 char **iname;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1539
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1540 if (interpreter == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1541 return NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1542 for (lang = lang_names; lang->name != NULL; lang++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1543 if (lang->interpreters != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1544 for (iname = lang->interpreters; *iname != NULL; iname++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1545 if (streq (*iname, interpreter))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1546 return lang;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1547
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1548 return NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1549 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1550
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1551
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1552
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1553 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1554 * Return a language given the file name.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1555 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1556 static language *
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1557 get_language_from_filename (file, case_sensitive)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1558 char *file;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1559 bool case_sensitive;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1560 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1561 language *lang;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1562 char **name, **ext, *suffix;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1563
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1564 /* Try whole file name first. */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1565 for (lang = lang_names; lang->name != NULL; lang++)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1566 if (lang->filenames != NULL)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1567 for (name = lang->filenames; *name != NULL; name++)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1568 if ((case_sensitive)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1569 ? streq (*name, file)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1570 : strcaseeq (*name, file))
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1571 return lang;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1572
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1573 /* If not found, try suffix after last dot. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1574 suffix = etags_strrchr (file, '.');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1575 if (suffix == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1576 return NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1577 suffix += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1578 for (lang = lang_names; lang->name != NULL; lang++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1579 if (lang->suffixes != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1580 for (ext = lang->suffixes; *ext != NULL; ext++)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1581 if ((case_sensitive)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1582 ? streq (*ext, suffix)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1583 : strcaseeq (*ext, suffix))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1584 return lang;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1585 return NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1586 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1587
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1588
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1589 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1590 * This routine is called on each file argument.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1591 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1592 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1593 process_file_name (file, lang)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1594 char *file;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1595 language *lang;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1596 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1597 struct stat stat_buf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1598 FILE *inf;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1599 fdesc *fdp;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1600 compressor *compr;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1601 char *compressed_name, *uncompressed_name;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1602 char *ext, *real_name;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1603 int retval;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1604
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1605 canonicalize_filename (file);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1606 if (streq (file, tagfile) && !streq (tagfile, "-"))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1607 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1608 error ("skipping inclusion of %s in self.", file);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1609 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1610 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1611 if ((compr = get_compressor_from_suffix (file, &ext)) == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1612 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1613 compressed_name = NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1614 real_name = uncompressed_name = savestr (file);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1615 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1616 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1617 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1618 real_name = compressed_name = savestr (file);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1619 uncompressed_name = savenstr (file, ext - file);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1620 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1621
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1622 /* If the canonicalized uncompressed name
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1623 has already been dealt with, skip it silently. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1624 for (fdp = fdhead; fdp != NULL; fdp = fdp->next)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1625 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1626 assert (fdp->infname != NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1627 if (streq (uncompressed_name, fdp->infname))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1628 goto cleanup;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1629 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1630
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1631 if (stat (real_name, &stat_buf) != 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1632 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1633 /* Reset real_name and try with a different name. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1634 real_name = NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1635 if (compressed_name != NULL) /* try with the given suffix */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1636 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1637 if (stat (uncompressed_name, &stat_buf) == 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1638 real_name = uncompressed_name;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1639 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1640 else /* try all possible suffixes */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1641 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1642 for (compr = compressors; compr->suffix != NULL; compr++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1643 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1644 compressed_name = concat (file, ".", compr->suffix);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1645 if (stat (compressed_name, &stat_buf) != 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1646 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1647 if (MSDOS)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1648 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1649 char *suf = compressed_name + strlen (file);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1650 size_t suflen = strlen (compr->suffix) + 1;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1651 for ( ; suf[1]; suf++, suflen--)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1652 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1653 memmove (suf, suf + 1, suflen);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1654 if (stat (compressed_name, &stat_buf) == 0)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1655 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1656 real_name = compressed_name;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1657 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1658 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1659 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1660 if (real_name != NULL)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1661 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1662 } /* MSDOS */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1663 free (compressed_name);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1664 compressed_name = NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1665 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1666 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1667 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1668 real_name = compressed_name;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1669 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1670 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1671 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1672 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1673 if (real_name == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1674 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1675 perror (file);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1676 goto cleanup;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1677 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1678 } /* try with a different name */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1679
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1680 if (!S_ISREG (stat_buf.st_mode))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1681 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1682 error ("skipping %s: it is not a regular file.", real_name);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1683 goto cleanup;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1684 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1685 if (real_name == compressed_name)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1686 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1687 char *cmd = concat (compr->command, " ", real_name);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1688 inf = (FILE *) popen (cmd, "r");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1689 free (cmd);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1690 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1691 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1692 inf = fopen (real_name, "r");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1693 if (inf == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1694 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1695 perror (real_name);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1696 goto cleanup;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1697 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1698
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1699 process_file (inf, uncompressed_name, lang);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1700
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1701 if (real_name == compressed_name)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1702 retval = pclose (inf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1703 else
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1704 retval = fclose (inf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1705 if (retval < 0)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1706 pfatal (file);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1707
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1708 cleanup:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1709 if (compressed_name) free (compressed_name);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1710 if (uncompressed_name) free (uncompressed_name);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1711 last_node = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1712 curfdp = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1713 return;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1714 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1715
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1716 static void
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1717 process_file (fh, fn, lang)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1718 FILE *fh;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1719 char *fn;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1720 language *lang;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1721 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1722 static const fdesc emptyfdesc;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1723 fdesc *fdp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1724
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1725 /* Create a new input file description entry. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1726 fdp = xnew (1, fdesc);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1727 *fdp = emptyfdesc;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1728 fdp->next = fdhead;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1729 fdp->infname = savestr (fn);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1730 fdp->lang = lang;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1731 fdp->infabsname = absolute_filename (fn, cwd);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1732 fdp->infabsdir = absolute_dirname (fn, cwd);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1733 if (filename_is_absolute (fn))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1734 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1735 /* An absolute file name. Canonicalize it. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1736 fdp->taggedfname = absolute_filename (fn, NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1737 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1738 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1739 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1740 /* A file name relative to cwd. Make it relative
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1741 to the directory of the tags file. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1742 fdp->taggedfname = relative_filename (fn, tagfiledir);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1743 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1744 fdp->usecharno = TRUE; /* use char position when making tags */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1745 fdp->prop = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1746 fdp->written = FALSE; /* not written on tags file yet */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1747
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1748 fdhead = fdp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1749 curfdp = fdhead; /* the current file description */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1750
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1751 find_entries (fh);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1752
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1753 /* If not Ctags, and if this is not metasource and if it contained no #line
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1754 directives, we can write the tags and free all nodes pointing to
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1755 curfdp. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1756 if (!CTAGS
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1757 && curfdp->usecharno /* no #line directives in this file */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1758 && !curfdp->lang->metasource)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1759 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1760 node *np, *prev;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1761
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1762 /* Look for the head of the sublist relative to this file. See add_node
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1763 for the structure of the node tree. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1764 prev = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1765 for (np = nodehead; np != NULL; prev = np, np = np->left)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1766 if (np->fdp == curfdp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1767 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1768
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1769 /* If we generated tags for this file, write and delete them. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1770 if (np != NULL)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1771 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1772 /* This is the head of the last sublist, if any. The following
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1773 instructions depend on this being true. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1774 assert (np->left == NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1775
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1776 assert (fdhead == curfdp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1777 assert (last_node->fdp == curfdp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1778 put_entries (np); /* write tags for file curfdp->taggedfname */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1779 free_tree (np); /* remove the written nodes */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1780 if (prev == NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1781 nodehead = NULL; /* no nodes left */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1782 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1783 prev->left = NULL; /* delete the pointer to the sublist */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1784 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1785 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1786 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1787
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1788 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1789 * This routine sets up the boolean pseudo-functions which work
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1790 * by setting boolean flags dependent upon the corresponding character.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1791 * Every char which is NOT in that string is not a white char. Therefore,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1792 * all of the array "_wht" is set to FALSE, and then the elements
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1793 * subscripted by the chars in "white" are set to TRUE. Thus "_wht"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1794 * of a char is TRUE if it is the string "white", else FALSE.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1795 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1796 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1797 init ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1798 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1799 register char *sp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1800 register int i;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1801
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1802 for (i = 0; i < CHARS; i++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1803 iswhite(i) = notinname(i) = begtoken(i) = intoken(i) = endtoken(i) = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1804 for (sp = white; *sp != '\0'; sp++) iswhite (*sp) = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1805 for (sp = nonam; *sp != '\0'; sp++) notinname (*sp) = TRUE;
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1806 notinname('\0') = notinname('\n');
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1807 for (sp = begtk; *sp != '\0'; sp++) begtoken (*sp) = TRUE;
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1808 begtoken('\0') = begtoken('\n');
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1809 for (sp = midtk; *sp != '\0'; sp++) intoken (*sp) = TRUE;
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1810 intoken('\0') = intoken('\n');
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1811 for (sp = endtk; *sp != '\0'; sp++) endtoken (*sp) = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1812 endtoken('\0') = endtoken('\n');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1813 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1814
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1815 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1816 * This routine opens the specified file and calls the function
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1817 * which finds the function and type definitions.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1818 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
1819 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1820 find_entries (inf)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1821 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1822 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1823 char *cp;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1824 language *lang = curfdp->lang;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1825 Lang_function *parser = NULL;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1826
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1827 /* If user specified a language, use it. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1828 if (lang != NULL && lang->function != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1829 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1830 parser = lang->function;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1831 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1832
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1833 /* Else try to guess the language given the file name. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1834 if (parser == NULL)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1835 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1836 lang = get_language_from_filename (curfdp->infname, TRUE);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1837 if (lang != NULL && lang->function != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1838 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1839 curfdp->lang = lang;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1840 parser = lang->function;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1841 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1842 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1843
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1844 /* Else look for sharp-bang as the first two characters. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1845 if (parser == NULL
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1846 && readline_internal (&lb, inf) > 0
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1847 && lb.len >= 2
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1848 && lb.buffer[0] == '#'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1849 && lb.buffer[1] == '!')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1850 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1851 char *lp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1852
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1853 /* Set lp to point at the first char after the last slash in the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1854 line or, if no slashes, at the first nonblank. Then set cp to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1855 the first successive blank and terminate the string. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1856 lp = etags_strrchr (lb.buffer+2, '/');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1857 if (lp != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1858 lp += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1859 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1860 lp = skip_spaces (lb.buffer + 2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1861 cp = skip_non_spaces (lp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1862 *cp = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1863
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1864 if (strlen (lp) > 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1865 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1866 lang = get_language_from_interpreter (lp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1867 if (lang != NULL && lang->function != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1868 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1869 curfdp->lang = lang;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1870 parser = lang->function;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1871 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1872 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1873 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1874
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1875 /* We rewind here, even if inf may be a pipe. We fail if the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1876 length of the first line is longer than the pipe block size,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1877 which is unlikely. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1878 rewind (inf);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1879
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1880 /* Else try to guess the language given the case insensitive file name. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1881 if (parser == NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1882 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1883 lang = get_language_from_filename (curfdp->infname, FALSE);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1884 if (lang != NULL && lang->function != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1885 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1886 curfdp->lang = lang;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1887 parser = lang->function;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1888 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1889 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1890
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1891 /* Else try Fortran or C. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1892 if (parser == NULL)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1893 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1894 node *old_last_node = last_node;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1895
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1896 curfdp->lang = get_language_from_langname ("fortran");
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1897 find_entries (inf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1898
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1899 if (old_last_node == last_node)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1900 /* No Fortran entries found. Try C. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1901 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1902 /* We do not tag if rewind fails.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1903 Only the file name will be recorded in the tags file. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1904 rewind (inf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1905 curfdp->lang = get_language_from_langname (cplusplus ? "c++" : "c");
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1906 find_entries (inf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1907 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1908 return;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1909 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1910
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1911 if (!no_line_directive
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1912 && curfdp->lang != NULL && curfdp->lang->metasource)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1913 /* It may be that this is a bingo.y file, and we already parsed a bingo.c
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1914 file, or anyway we parsed a file that is automatically generated from
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1915 this one. If this is the case, the bingo.c file contained #line
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1916 directives that generated tags pointing to this file. Let's delete
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1917 them all before parsing this file, which is the real source. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1918 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1919 fdesc **fdpp = &fdhead;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1920 while (*fdpp != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1921 if (*fdpp != curfdp
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1922 && streq ((*fdpp)->taggedfname, curfdp->taggedfname))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1923 /* We found one of those! We must delete both the file description
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1924 and all tags referring to it. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1925 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1926 fdesc *badfdp = *fdpp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1927
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1928 /* Delete the tags referring to badfdp->taggedfname
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1929 that were obtained from badfdp->infname. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1930 invalidate_nodes (badfdp, &nodehead);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1931
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1932 *fdpp = badfdp->next; /* remove the bad description from the list */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1933 free_fdesc (badfdp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1934 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1935 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1936 fdpp = &(*fdpp)->next; /* advance the list pointer */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1937 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1938
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1939 assert (parser != NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1940
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1941 /* Generic initialisations before reading from file. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1942 linebuffer_setlen (&filebuf, 0); /* reset the file buffer */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1943
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1944 /* Generic initialisations before parsing file with readline. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1945 lineno = 0; /* reset global line number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1946 charno = 0; /* reset global char number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1947 linecharno = 0; /* reset global char number of line start */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1948
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1949 parser (inf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1950
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1951 regex_tag_multiline ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1952 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
1953
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1954
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1955 /*
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1956 * Check whether an implicitly named tag should be created,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1957 * then call `pfnote'.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1958 * NAME is a string that is internally copied by this function.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1959 *
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1960 * TAGS format specification
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1961 * Idea by Sam Kendall <kendall@mv.mv.com> (1997)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1962 * The following is explained in some more detail in etc/ETAGS.EBNF.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1963 *
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1964 * make_tag creates tags with "implicit tag names" (unnamed tags)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1965 * if the following are all true, assuming NONAM=" \f\t\n\r()=,;":
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1966 * 1. NAME does not contain any of the characters in NONAM;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1967 * 2. LINESTART contains name as either a rightmost, or rightmost but
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1968 * one character, substring;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1969 * 3. the character, if any, immediately before NAME in LINESTART must
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1970 * be a character in NONAM;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1971 * 4. the character, if any, immediately after NAME in LINESTART must
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1972 * also be a character in NONAM.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1973 *
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1974 * The implementation uses the notinname() macro, which recognises the
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1975 * characters stored in the string `nonam'.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1976 * etags.el needs to use the same characters that are in NONAM.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1977 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1978 static void
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1979 make_tag (name, namelen, is_func, linestart, linelen, lno, cno)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1980 char *name; /* tag name, or NULL if unnamed */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1981 int namelen; /* tag length */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1982 bool is_func; /* tag is a function */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1983 char *linestart; /* start of the line where tag is */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1984 int linelen; /* length of the line where tag is */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1985 int lno; /* line number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1986 long cno; /* character number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1987 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1988 bool named = (name != NULL && namelen > 0);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1989
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1990 if (!CTAGS && named) /* maybe set named to false */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1991 /* Let's try to make an implicit tag name, that is, create an unnamed tag
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1992 such that etags.el can guess a name from it. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1993 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1994 int i;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1995 register char *cp = name;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1996
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1997 for (i = 0; i < namelen; i++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1998 if (notinname (*cp++))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
1999 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2000 if (i == namelen) /* rule #1 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2001 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2002 cp = linestart + linelen - namelen;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2003 if (notinname (linestart[linelen-1]))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2004 cp -= 1; /* rule #4 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2005 if (cp >= linestart /* rule #2 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2006 && (cp == linestart
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2007 || notinname (cp[-1])) /* rule #3 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2008 && strneq (name, cp, namelen)) /* rule #2 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2009 named = FALSE; /* use implicit tag name */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2010 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2011 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2012
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2013 if (named)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2014 name = savenstr (name, namelen);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2015 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2016 name = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2017 pfnote (name, is_func, linestart, linelen, lno, cno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2018 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2019
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2020 /* Record a tag. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
2021 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2022 pfnote (name, is_func, linestart, linelen, lno, cno)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2023 char *name; /* tag name, or NULL if unnamed */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2024 bool is_func; /* tag is a function */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2025 char *linestart; /* start of the line where tag is */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2026 int linelen; /* length of the line where tag is */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2027 int lno; /* line number */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2028 long cno; /* character number */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2029 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2030 register node *np;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2031
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2032 assert (name == NULL || name[0] != '\0');
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2033 if (CTAGS && name == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2034 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2035
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2036 np = xnew (1, node);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2037
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2038 /* If ctags mode, change name "main" to M<thisfilename>. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2039 if (CTAGS && !cxref_style && streq (name, "main"))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2040 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2041 register char *fp = etags_strrchr (curfdp->taggedfname, '/');
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2042 np->name = concat ("M", fp == NULL ? curfdp->taggedfname : fp + 1, "");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2043 fp = etags_strrchr (np->name, '.');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2044 if (fp != NULL && fp[1] != '\0' && fp[2] == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2045 fp[0] = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2046 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2047 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2048 np->name = name;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2049 np->valid = TRUE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2050 np->been_warned = FALSE;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2051 np->fdp = curfdp;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2052 np->is_func = is_func;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2053 np->lno = lno;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2054 if (np->fdp->usecharno)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2055 /* Our char numbers are 0-base, because of C language tradition?
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2056 ctags compatibility? old versions compatibility? I don't know.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2057 Anyway, since emacs's are 1-base we expect etags.el to take care
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2058 of the difference. If we wanted to have 1-based numbers, we would
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2059 uncomment the +1 below. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2060 np->cno = cno /* + 1 */ ;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2061 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2062 np->cno = invalidcharno;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2063 np->left = np->right = NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2064 if (CTAGS && !cxref_style)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2065 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2066 if (strlen (linestart) < 50)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2067 np->regex = concat (linestart, "$", "");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2068 else
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2069 np->regex = savenstr (linestart, 50);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2070 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2071 else
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2072 np->regex = savenstr (linestart, linelen);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2073
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2074 add_node (np, &nodehead);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2075 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2076
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2077 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2078 * free_tree ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2079 * recurse on left children, iterate on right children.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2080 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
2081 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2082 free_tree (np)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2083 register node *np;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2084 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2085 while (np)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2086 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2087 register node *node_right = np->right;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2088 free_tree (np->left);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2089 if (np->name != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2090 free (np->name);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2091 free (np->regex);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2092 free (np);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2093 np = node_right;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2094 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2095 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2096
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2097 /*
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2098 * free_fdesc ()
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2099 * delete a file description
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2100 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2101 static void
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2102 free_fdesc (fdp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2103 register fdesc *fdp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2104 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2105 if (fdp->infname != NULL) free (fdp->infname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2106 if (fdp->infabsname != NULL) free (fdp->infabsname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2107 if (fdp->infabsdir != NULL) free (fdp->infabsdir);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2108 if (fdp->taggedfname != NULL) free (fdp->taggedfname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2109 if (fdp->prop != NULL) free (fdp->prop);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2110 free (fdp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2111 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2112
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2113 /*
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2114 * add_node ()
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2115 * Adds a node to the tree of nodes. In etags mode, sort by file
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2116 * name. In ctags mode, sort by tag name. Make no attempt at
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2117 * balancing.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2118 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2119 * add_node is the only function allowed to add nodes, so it can
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2120 * maintain state.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2121 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
2122 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2123 add_node (np, cur_node_p)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2124 node *np, **cur_node_p;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2125 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2126 register int dif;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2127 register node *cur_node = *cur_node_p;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2128
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2129 if (cur_node == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2130 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2131 *cur_node_p = np;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2132 last_node = np;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2133 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2134 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2135
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2136 if (!CTAGS)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2137 /* Etags Mode */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2138 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2139 /* For each file name, tags are in a linked sublist on the right
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2140 pointer. The first tags of different files are a linked list
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2141 on the left pointer. last_node points to the end of the last
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2142 used sublist. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2143 if (last_node != NULL && last_node->fdp == np->fdp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2144 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2145 /* Let's use the same sublist as the last added node. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2146 assert (last_node->right == NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2147 last_node->right = np;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2148 last_node = np;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2149 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2150 else if (cur_node->fdp == np->fdp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2151 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2152 /* Scanning the list we found the head of a sublist which is
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2153 good for us. Let's scan this sublist. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2154 add_node (np, &cur_node->right);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2155 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2156 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2157 /* The head of this sublist is not good for us. Let's try the
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2158 next one. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2159 add_node (np, &cur_node->left);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2160 } /* if ETAGS mode */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2161
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2162 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2163 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2164 /* Ctags Mode */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2165 dif = strcmp (np->name, cur_node->name);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2166
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2167 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2168 * If this tag name matches an existing one, then
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2169 * do not add the node, but maybe print a warning.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2170 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2171 if (!dif)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2172 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2173 if (np->fdp == cur_node->fdp)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2174 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2175 if (!no_warnings)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2176 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2177 fprintf (stderr, "Duplicate entry in file %s, line %d: %s\n",
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2178 np->fdp->infname, lineno, np->name);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2179 fprintf (stderr, "Second entry ignored\n");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2180 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2181 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2182 else if (!cur_node->been_warned && !no_warnings)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2183 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2184 fprintf
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2185 (stderr,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2186 "Duplicate entry in files %s and %s: %s (Warning only)\n",
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2187 np->fdp->infname, cur_node->fdp->infname, np->name);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2188 cur_node->been_warned = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2189 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2190 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2191 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2192
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2193 /* Actually add the node */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2194 add_node (np, dif < 0 ? &cur_node->left : &cur_node->right);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2195 } /* if CTAGS mode */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2196 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2197
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2198 /*
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2199 * invalidate_nodes ()
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2200 * Scan the node tree and invalidate all nodes pointing to the
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2201 * given file description (CTAGS case) or free them (ETAGS case).
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2202 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2203 static void
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2204 invalidate_nodes (badfdp, npp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2205 fdesc *badfdp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2206 node **npp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2207 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2208 node *np = *npp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2209
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2210 if (np == NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2211 return;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2212
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2213 if (CTAGS)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2214 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2215 if (np->left != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2216 invalidate_nodes (badfdp, &np->left);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2217 if (np->fdp == badfdp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2218 np->valid = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2219 if (np->right != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2220 invalidate_nodes (badfdp, &np->right);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2221 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2222 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2223 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2224 assert (np->fdp != NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2225 if (np->fdp == badfdp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2226 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2227 *npp = np->left; /* detach the sublist from the list */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2228 np->left = NULL; /* isolate it */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2229 free_tree (np); /* free it */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2230 invalidate_nodes (badfdp, npp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2231 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2232 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2233 invalidate_nodes (badfdp, &np->left);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2234 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2235 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2236
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2237
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2238 static int total_size_of_entries __P((node *));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2239 static int number_len __P((long));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2240
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2241 /* Length of a non-negative number's decimal representation. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2242 static int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2243 number_len (num)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2244 long num;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2245 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2246 int len = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2247 while ((num /= 10) > 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2248 len += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2249 return len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2250 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2251
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2252 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2253 * Return total number of characters that put_entries will output for
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2254 * the nodes in the linked list at the right of the specified node.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2255 * This count is irrelevant with etags.el since emacs 19.34 at least,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2256 * but is still supplied for backward compatibility.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2257 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
2258 static int
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2259 total_size_of_entries (np)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2260 register node *np;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2261 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2262 register int total = 0;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2263
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2264 for (; np != NULL; np = np->right)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2265 if (np->valid)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2266 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2267 total += strlen (np->regex) + 1; /* pat\177 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2268 if (np->name != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2269 total += strlen (np->name) + 1; /* name\001 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2270 total += number_len ((long) np->lno) + 1; /* lno, */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2271 if (np->cno != invalidcharno) /* cno */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2272 total += number_len (np->cno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2273 total += 1; /* newline */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2274 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2275
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2276 return total;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2277 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2278
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2279 static void
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2280 put_entries (np)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2281 register node *np;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2282 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2283 register char *sp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2284 static fdesc *fdp = NULL;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2285
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2286 if (np == NULL)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2287 return;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2288
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2289 /* Output subentries that precede this one */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2290 if (CTAGS)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2291 put_entries (np->left);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2292
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2293 /* Output this entry */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2294 if (np->valid)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2295 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2296 if (!CTAGS)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2297 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2298 /* Etags mode */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2299 if (fdp != np->fdp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2300 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2301 fdp = np->fdp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2302 fprintf (tagf, "\f\n%s,%d\n",
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2303 fdp->taggedfname, total_size_of_entries (np));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2304 fdp->written = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2305 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2306 fputs (np->regex, tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2307 fputc ('\177', tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2308 if (np->name != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2309 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2310 fputs (np->name, tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2311 fputc ('\001', tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2312 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2313 fprintf (tagf, "%d,", np->lno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2314 if (np->cno != invalidcharno)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2315 fprintf (tagf, "%ld", np->cno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2316 fputs ("\n", tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2317 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2318 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2319 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2320 /* Ctags mode */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2321 if (np->name == NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2322 error ("internal error: NULL name in ctags mode.", (char *)NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2323
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2324 if (cxref_style)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2325 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2326 if (vgrind_style)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2327 fprintf (stdout, "%s %s %d\n",
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2328 np->name, np->fdp->taggedfname, (np->lno + 63) / 64);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2329 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2330 fprintf (stdout, "%-16s %3d %-16s %s\n",
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2331 np->name, np->lno, np->fdp->taggedfname, np->regex);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2332 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2333 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2334 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2335 fprintf (tagf, "%s\t%s\t", np->name, np->fdp->taggedfname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2336
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2337 if (np->is_func)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2338 { /* function or #define macro with args */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2339 putc (searchar, tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2340 putc ('^', tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2341
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2342 for (sp = np->regex; *sp; sp++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2343 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2344 if (*sp == '\\' || *sp == searchar)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2345 putc ('\\', tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2346 putc (*sp, tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2347 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2348 putc (searchar, tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2349 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2350 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2351 { /* anything else; text pattern inadequate */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2352 fprintf (tagf, "%d", np->lno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2353 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2354 putc ('\n', tagf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2355 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2356 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2357 } /* if this node contains a valid tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2358
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2359 /* Output subentries that follow this one */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2360 put_entries (np->right);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2361 if (!CTAGS)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2362 put_entries (np->left);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2363 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2364
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2365
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2366 /* C extensions. */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2367 #define C_EXT 0x00fff /* C extensions */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2368 #define C_PLAIN 0x00000 /* C */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2369 #define C_PLPL 0x00001 /* C++ */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2370 #define C_STAR 0x00003 /* C* */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2371 #define C_JAVA 0x00005 /* JAVA */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2372 #define C_AUTO 0x01000 /* C, but switch to C++ if `class' is met */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2373 #define YACC 0x10000 /* yacc file */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2374
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2375 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2376 * The C symbol tables.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2377 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2378 enum sym_type
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2379 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2380 st_none,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2381 st_C_objprot, st_C_objimpl, st_C_objend,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2382 st_C_gnumacro,
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2383 st_C_ignore, st_C_attribute,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2384 st_C_javastruct,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2385 st_C_operator,
531
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 523
diff changeset
2386 st_C_class, st_C_template,
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2387 st_C_struct, st_C_extern, st_C_enum, st_C_define, st_C_typedef
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2388 };
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2389
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
2390 static unsigned int hash __P((const char *, unsigned int));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
2391 static struct C_stab_entry * in_word_set __P((const char *, unsigned int));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
2392 static enum sym_type C_symtype __P((char *, int, int));
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
2393
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2394 /* Feed stuff between (but not including) %[ and %] lines to:
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2395 gperf -m 5
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2396 %[
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2397 %compare-strncmp
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2398 %enum
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2399 %struct-type
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2400 struct C_stab_entry { char *name; int c_ext; enum sym_type type; }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2401 %%
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2402 if, 0, st_C_ignore
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2403 for, 0, st_C_ignore
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2404 while, 0, st_C_ignore
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2405 switch, 0, st_C_ignore
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2406 return, 0, st_C_ignore
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2407 __attribute__, 0, st_C_attribute
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2408 @interface, 0, st_C_objprot
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2409 @protocol, 0, st_C_objprot
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2410 @implementation,0, st_C_objimpl
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2411 @end, 0, st_C_objend
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2412 import, (C_JAVA & !C_PLPL), st_C_ignore
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2413 package, (C_JAVA & !C_PLPL), st_C_ignore
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2414 friend, C_PLPL, st_C_ignore
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2415 extends, (C_JAVA & !C_PLPL), st_C_javastruct
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2416 implements, (C_JAVA & !C_PLPL), st_C_javastruct
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2417 interface, (C_JAVA & !C_PLPL), st_C_struct
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2418 class, 0, st_C_class
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2419 namespace, C_PLPL, st_C_struct
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2420 domain, C_STAR, st_C_struct
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2421 union, 0, st_C_struct
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2422 struct, 0, st_C_struct
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2423 extern, 0, st_C_extern
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2424 enum, 0, st_C_enum
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2425 typedef, 0, st_C_typedef
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2426 define, 0, st_C_define
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2427 undef, 0, st_C_define
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2428 operator, C_PLPL, st_C_operator
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2429 template, 0, st_C_template
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2430 # DEFUN used in emacs, the next three used in glibc (SYSCALL only for mach).
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2431 DEFUN, 0, st_C_gnumacro
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2432 SYSCALL, 0, st_C_gnumacro
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2433 ENTRY, 0, st_C_gnumacro
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2434 PSEUDO, 0, st_C_gnumacro
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2435 # These are defined inside C functions, so currently they are not met.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2436 # EXFUN used in glibc, DEFVAR_* in emacs.
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2437 #EXFUN, 0, st_C_gnumacro
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2438 #DEFVAR_, 0, st_C_gnumacro
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2439 %]
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2440 and replace lines between %< and %> with its output, then:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2441 - remove the #if characterset check
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2442 - make in_word_set static and not inline. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2443 /*%<*/
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2444 /* C code produced by gperf version 3.0.1 */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2445 /* Command-line: gperf -m 5 */
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2446 /* Computed positions: -k'2-3' */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2447
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2448 struct C_stab_entry { char *name; int c_ext; enum sym_type type; };
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2449 /* maximum key range = 33, duplicates = 0 */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2450
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2451 #ifdef __GNUC__
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2452 __inline
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2453 #else
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2454 #ifdef __cplusplus
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2455 inline
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2456 #endif
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2457 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2458 static unsigned int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2459 hash (str, len)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2460 register const char *str;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2461 register unsigned int len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2462 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2463 static unsigned char asso_values[] =
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2464 {
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2465 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2466 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2467 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2468 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2469 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2470 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2471 35, 35, 35, 35, 35, 35, 35, 35, 35, 15,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2472 14, 35, 35, 35, 35, 35, 35, 35, 14, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2473 35, 35, 35, 12, 13, 35, 35, 35, 35, 12,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2474 35, 35, 35, 35, 35, 1, 35, 16, 35, 6,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2475 23, 0, 0, 35, 22, 0, 35, 35, 5, 0,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2476 0, 15, 1, 35, 6, 35, 8, 19, 35, 16,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2477 4, 5, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2478 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2479 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2480 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2481 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2482 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2483 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2484 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2485 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2486 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2487 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2488 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2489 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2490 35, 35, 35, 35, 35, 35
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2491 };
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2492 register int hval = len;
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2493
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2494 switch (hval)
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2495 {
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2496 default:
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2497 hval += asso_values[(unsigned char)str[2]];
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2498 /*FALLTHROUGH*/
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2499 case 2:
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2500 hval += asso_values[(unsigned char)str[1]];
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2501 break;
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2502 }
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2503 return hval;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2504 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2505
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2506 static struct C_stab_entry *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2507 in_word_set (str, len)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2508 register const char *str;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2509 register unsigned int len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2510 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2511 enum
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2512 {
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2513 TOTAL_KEYWORDS = 32,
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2514 MIN_WORD_LENGTH = 2,
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2515 MAX_WORD_LENGTH = 15,
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2516 MIN_HASH_VALUE = 2,
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2517 MAX_HASH_VALUE = 34
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2518 };
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2519
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2520 static struct C_stab_entry wordlist[] =
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2521 {
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2522 {""}, {""},
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2523 {"if", 0, st_C_ignore},
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2524 {""},
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2525 {"@end", 0, st_C_objend},
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2526 {"union", 0, st_C_struct},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2527 {"define", 0, st_C_define},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2528 {"import", (C_JAVA & !C_PLPL), st_C_ignore},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2529 {"template", 0, st_C_template},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2530 {"operator", C_PLPL, st_C_operator},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2531 {"@interface", 0, st_C_objprot},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2532 {"implements", (C_JAVA & !C_PLPL), st_C_javastruct},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2533 {"friend", C_PLPL, st_C_ignore},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2534 {"typedef", 0, st_C_typedef},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2535 {"return", 0, st_C_ignore},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2536 {"@implementation",0, st_C_objimpl},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2537 {"@protocol", 0, st_C_objprot},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2538 {"interface", (C_JAVA & !C_PLPL), st_C_struct},
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2539 {"extern", 0, st_C_extern},
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2540 {"extends", (C_JAVA & !C_PLPL), st_C_javastruct},
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2541 {"struct", 0, st_C_struct},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2542 {"domain", C_STAR, st_C_struct},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2543 {"switch", 0, st_C_ignore},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2544 {"enum", 0, st_C_enum},
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2545 {"for", 0, st_C_ignore},
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2546 {"namespace", C_PLPL, st_C_struct},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2547 {"class", 0, st_C_class},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2548 {"while", 0, st_C_ignore},
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2549 {"undef", 0, st_C_define},
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2550 {"package", (C_JAVA & !C_PLPL), st_C_ignore},
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2551 {"__attribute__", 0, st_C_attribute},
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2552 {"SYSCALL", 0, st_C_gnumacro},
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
2553 {"ENTRY", 0, st_C_gnumacro},
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2554 {"PSEUDO", 0, st_C_gnumacro},
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2555 {"DEFUN", 0, st_C_gnumacro}
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2556 };
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2557
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2558 if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2559 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2560 register int key = hash (str, len);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2561
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2562 if (key <= MAX_HASH_VALUE && key >= 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2563 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2564 register const char *s = wordlist[key].name;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2565
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2566 if (*str == *s && !strncmp (str + 1, s + 1, len - 1) && s[len] == '\0')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2567 return &wordlist[key];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2568 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2569 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2570 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2571 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2572 /*%>*/
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2573
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2574 static enum sym_type
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2575 C_symtype (str, len, c_ext)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2576 char *str;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2577 int len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2578 int c_ext;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2579 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2580 register struct C_stab_entry *se = in_word_set (str, len);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2581
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2582 if (se == NULL || (se->c_ext && !(c_ext & se->c_ext)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2583 return st_none;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2584 return se->type;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2585 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2586
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2587
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2588 /*
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2589 * Ignoring __attribute__ ((list))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2590 */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2591 static bool inattribute; /* looking at an __attribute__ construct */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2592
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2593 /*
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2594 * C functions and variables are recognized using a simple
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2595 * finite automaton. fvdef is its state variable.
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2596 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2597 static enum
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2598 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2599 fvnone, /* nothing seen */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2600 fdefunkey, /* Emacs DEFUN keyword seen */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2601 fdefunname, /* Emacs DEFUN name seen */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2602 foperator, /* func: operator keyword seen (cplpl) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2603 fvnameseen, /* function or variable name seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2604 fstartlist, /* func: just after open parenthesis */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2605 finlist, /* func: in parameter list */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2606 flistseen, /* func: after parameter list */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2607 fignore, /* func: before open brace */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2608 vignore /* var-like: ignore until ';' */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2609 } fvdef;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2610
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2611 static bool fvextern; /* func or var: extern keyword seen; */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2612
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2613 /*
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2614 * typedefs are recognized using a simple finite automaton.
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2615 * typdef is its state variable.
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2616 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2617 static enum
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2618 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2619 tnone, /* nothing seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2620 tkeyseen, /* typedef keyword seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2621 ttypeseen, /* defined type seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2622 tinbody, /* inside typedef body */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2623 tend, /* just before typedef tag */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2624 tignore /* junk after typedef tag */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2625 } typdef;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2626
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2627 /*
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2628 * struct-like structures (enum, struct and union) are recognized
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2629 * using another simple finite automaton. `structdef' is its state
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2630 * variable.
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2631 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2632 static enum
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2633 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2634 snone, /* nothing seen yet,
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2635 or in struct body if bracelev > 0 */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2636 skeyseen, /* struct-like keyword seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2637 stagseen, /* struct-like tag seen */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2638 scolonseen /* colon seen after struct-like tag */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2639 } structdef;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2640
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2641 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2642 * When objdef is different from onone, objtag is the name of the class.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2643 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2644 static char *objtag = "<uninited>";
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2645
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2646 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2647 * Yet another little state machine to deal with preprocessor lines.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2648 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2649 static enum
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2650 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2651 dnone, /* nothing seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2652 dsharpseen, /* '#' seen as first char on line */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2653 ddefineseen, /* '#' and 'define' seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2654 dignorerest /* ignore rest of line */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2655 } definedef;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2656
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2657 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2658 * State machine for Objective C protocols and implementations.
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2659 * Idea by Tom R.Hageman <tom@basil.icce.rug.nl> (1995)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2660 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2661 static enum
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2662 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2663 onone, /* nothing seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2664 oprotocol, /* @interface or @protocol seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2665 oimplementation, /* @implementations seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2666 otagseen, /* class name seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2667 oparenseen, /* parenthesis before category seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2668 ocatseen, /* category name seen */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2669 oinbody, /* in @implementation body */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2670 omethodsign, /* in @implementation body, after +/- */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2671 omethodtag, /* after method name */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2672 omethodcolon, /* after method colon */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2673 omethodparm, /* after method parameter */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2674 oignore /* wait for @end */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2675 } objdef;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2676
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2677
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2678 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2679 * Use this structure to keep info about the token read, and how it
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2680 * should be tagged. Used by the make_C_tag function to build a tag.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2681 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2682 static struct tok
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2683 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2684 char *line; /* string containing the token */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2685 int offset; /* where the token starts in LINE */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2686 int length; /* token length */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2687 /*
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2688 The previous members can be used to pass strings around for generic
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2689 purposes. The following ones specifically refer to creating tags. In this
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2690 case the token contained here is the pattern that will be used to create a
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2691 tag.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2692 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2693 bool valid; /* do not create a tag; the token should be
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2694 invalidated whenever a state machine is
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2695 reset prematurely */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2696 bool named; /* create a named tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2697 int lineno; /* source line number of tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2698 long linepos; /* source char number of tag */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2699 } token; /* latest token read */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2700
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2701 /*
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2702 * Variables and functions for dealing with nested structures.
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2703 * Idea by Mykola Dzyuba <mdzyuba@yahoo.com> (2001)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2704 */
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
2705 static void pushclass_above __P((int, char *, int));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
2706 static void popclass_above __P((int));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
2707 static void write_classname __P((linebuffer *, char *qualifier));
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2708
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2709 static struct {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2710 char **cname; /* nested class names */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2711 int *bracelev; /* nested class brace level */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2712 int nl; /* class nesting level (elements used) */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2713 int size; /* length of the array */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2714 } cstack; /* stack for nested declaration tags */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2715 /* Current struct nesting depth (namespace, class, struct, union, enum). */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2716 #define nestlev (cstack.nl)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
2717 /* After struct keyword or in struct body, not inside a nested function. */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2718 #define instruct (structdef == snone && nestlev > 0 \
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2719 && bracelev == cstack.bracelev[nestlev-1] + 1)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2720
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2721 static void
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2722 pushclass_above (bracelev, str, len)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2723 int bracelev;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2724 char *str;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2725 int len;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2726 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2727 int nl;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2728
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2729 popclass_above (bracelev);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2730 nl = cstack.nl;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2731 if (nl >= cstack.size)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2732 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2733 int size = cstack.size *= 2;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2734 xrnew (cstack.cname, size, char *);
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2735 xrnew (cstack.bracelev, size, int);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2736 }
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2737 assert (nl == 0 || cstack.bracelev[nl-1] < bracelev);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2738 cstack.cname[nl] = (str == NULL) ? NULL : savenstr (str, len);
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2739 cstack.bracelev[nl] = bracelev;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2740 cstack.nl = nl + 1;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2741 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2742
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2743 static void
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2744 popclass_above (bracelev)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2745 int bracelev;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2746 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2747 int nl;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2748
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2749 for (nl = cstack.nl - 1;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2750 nl >= 0 && cstack.bracelev[nl] >= bracelev;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2751 nl--)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2752 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2753 if (cstack.cname[nl] != NULL)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2754 free (cstack.cname[nl]);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2755 cstack.nl = nl;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2756 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2757 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2758
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2759 static void
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2760 write_classname (cn, qualifier)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2761 linebuffer *cn;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2762 char *qualifier;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2763 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2764 int i, len;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2765 int qlen = strlen (qualifier);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2766
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2767 if (cstack.nl == 0 || cstack.cname[0] == NULL)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2768 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2769 len = 0;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2770 cn->len = 0;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2771 cn->buffer[0] = '\0';
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2772 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2773 else
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2774 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2775 len = strlen (cstack.cname[0]);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2776 linebuffer_setlen (cn, len);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2777 strcpy (cn->buffer, cstack.cname[0]);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2778 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2779 for (i = 1; i < cstack.nl; i++)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2780 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2781 char *s;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2782 int slen;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2783
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2784 s = cstack.cname[i];
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2785 if (s == NULL)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2786 continue;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2787 slen = strlen (s);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2788 len += slen + qlen;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2789 linebuffer_setlen (cn, len);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2790 strncat (cn->buffer, qualifier, qlen);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2791 strncat (cn->buffer, s, slen);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2792 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2793 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2794
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2795
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
2796 static bool consider_token __P((char *, int, int, int *, int, int, bool *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
2797 static void make_C_tag __P((bool));
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
2798
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2799 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2800 * consider_token ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2801 * checks to see if the current token is at the start of a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2802 * function or variable, or corresponds to a typedef, or
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2803 * is a struct/union/enum tag, or #define, or an enum constant.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2804 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2805 * *IS_FUNC gets TRUE iff the token is a function or #define macro
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2806 * with args. C_EXTP points to which language we are looking at.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2807 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2808 * Globals
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2809 * fvdef IN OUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2810 * structdef IN OUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2811 * definedef IN OUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2812 * typdef IN OUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2813 * objdef IN OUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2814 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2815
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2816 static bool
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2817 consider_token (str, len, c, c_extp, bracelev, parlev, is_func_or_var)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2818 register char *str; /* IN: token pointer */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2819 register int len; /* IN: token length */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
2820 register int c; /* IN: first char after the token */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2821 int *c_extp; /* IN, OUT: C extensions mask */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2822 int bracelev; /* IN: brace level */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2823 int parlev; /* IN: parenthesis level */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2824 bool *is_func_or_var; /* OUT: function or variable found */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2825 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2826 /* When structdef is stagseen, scolonseen, or snone with bracelev > 0,
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2827 structtype is the type of the preceding struct-like keyword, and
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2828 structbracelev is the brace level where it has been seen. */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2829 static enum sym_type structtype;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2830 static int structbracelev;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2831 static enum sym_type toktype;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2832
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2833
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
2834 toktype = C_symtype (str, len, *c_extp);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2835
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2836 /*
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2837 * Skip __attribute__
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2838 */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2839 if (toktype == st_C_attribute)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2840 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2841 inattribute = TRUE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2842 return FALSE;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2843 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2844
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2845 /*
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2846 * Advance the definedef state machine.
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2847 */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2848 switch (definedef)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2849 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2850 case dnone:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2851 /* We're not on a preprocessor line. */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2852 if (toktype == st_C_gnumacro)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2853 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2854 fvdef = fdefunkey;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2855 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2856 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2857 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2858 case dsharpseen:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2859 if (toktype == st_C_define)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2860 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2861 definedef = ddefineseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2862 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2863 else
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2864 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2865 definedef = dignorerest;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2866 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2867 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2868 case ddefineseen:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2869 /*
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2870 * Make a tag for any macro, unless it is a constant
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2871 * and constantypedefs is FALSE.
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2872 */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2873 definedef = dignorerest;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2874 *is_func_or_var = (c == '(');
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2875 if (!*is_func_or_var && !constantypedefs)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2876 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2877 else
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2878 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2879 case dignorerest:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2880 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2881 default:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2882 error ("internal error: definedef value.", (char *)NULL);
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2883 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2884
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2885 /*
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2886 * Now typedefs
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2887 */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2888 switch (typdef)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2889 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2890 case tnone:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2891 if (toktype == st_C_typedef)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2892 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2893 if (typedefs)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2894 typdef = tkeyseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2895 fvextern = FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2896 fvdef = fvnone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2897 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2898 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2899 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2900 case tkeyseen:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2901 switch (toktype)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2902 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2903 case st_none:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2904 case st_C_class:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2905 case st_C_struct:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2906 case st_C_enum:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2907 typdef = ttypeseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2908 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2909 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2910 case ttypeseen:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2911 if (structdef == snone && fvdef == fvnone)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2912 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2913 fvdef = fvnameseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2914 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2915 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2916 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2917 case tend:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2918 switch (toktype)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2919 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2920 case st_C_class:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2921 case st_C_struct:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2922 case st_C_enum:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2923 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2924 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2925 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2926 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2927
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2928 /*
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2929 * This structdef business is NOT invoked when we are ctags and the
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2930 * file is plain C. This is because a struct tag may have the same
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2931 * name as another tag, and this loses with ctags.
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2932 */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2933 switch (toktype)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2934 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2935 case st_C_javastruct:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2936 if (structdef == stagseen)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2937 structdef = scolonseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2938 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2939 case st_C_template:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2940 case st_C_class:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2941 if ((*c_extp & C_AUTO) /* automatic detection of C++ language */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2942 && bracelev == 0
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2943 && definedef == dnone && structdef == snone
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2944 && typdef == tnone && fvdef == fvnone)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2945 *c_extp = (*c_extp | C_PLPL) & ~C_AUTO;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2946 if (toktype == st_C_template)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2947 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2948 /* FALLTHRU */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2949 case st_C_struct:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2950 case st_C_enum:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2951 if (parlev == 0
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2952 && fvdef != vignore
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2953 && (typdef == tkeyseen
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2954 || (typedefs_or_cplusplus && structdef == snone)))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2955 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2956 structdef = skeyseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2957 structtype = toktype;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2958 structbracelev = bracelev;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2959 if (fvdef == fvnameseen)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2960 fvdef = fvnone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2961 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2962 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2963 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2964
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2965 if (structdef == skeyseen)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2966 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2967 structdef = stagseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2968 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2969 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2970
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2971 if (typdef != tnone)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2972 definedef = dnone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2973
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2974 /* Detect Objective C constructs. */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2975 switch (objdef)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2976 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2977 case onone:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2978 switch (toktype)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2979 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2980 case st_C_objprot:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2981 objdef = oprotocol;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2982 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2983 case st_C_objimpl:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2984 objdef = oimplementation;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2985 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2986 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2987 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2988 case oimplementation:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2989 /* Save the class tag for functions or variables defined inside. */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2990 objtag = savenstr (str, len);
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2991 objdef = oinbody;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2992 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2993 case oprotocol:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2994 /* Save the class tag for categories. */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2995 objtag = savenstr (str, len);
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2996 objdef = otagseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2997 *is_func_or_var = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2998 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
2999 case oparenseen:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3000 objdef = ocatseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3001 *is_func_or_var = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3002 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3003 case oinbody:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3004 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3005 case omethodsign:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3006 if (parlev == 0)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3007 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3008 fvdef = fvnone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3009 objdef = omethodtag;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3010 linebuffer_setlen (&token_name, len);
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3011 strncpy (token_name.buffer, str, len);
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3012 token_name.buffer[len] = '\0';
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3013 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3014 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3015 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3016 case omethodcolon:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3017 if (parlev == 0)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3018 objdef = omethodparm;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3019 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3020 case omethodparm:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3021 if (parlev == 0)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3022 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3023 fvdef = fvnone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3024 objdef = omethodtag;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3025 linebuffer_setlen (&token_name, token_name.len + len);
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3026 strncat (token_name.buffer, str, len);
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3027 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3028 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3029 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3030 case oignore:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3031 if (toktype == st_C_objend)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3032 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3033 /* Memory leakage here: the string pointed by objtag is
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3034 never released, because many tests would be needed to
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3035 avoid breaking on incorrect input code. The amount of
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3036 memory leaked here is the sum of the lengths of the
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3037 class tags.
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3038 free (objtag); */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3039 objdef = onone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3040 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3041 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3042 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3043
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3044 /* A function, variable or enum constant? */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3045 switch (toktype)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3046 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3047 case st_C_extern:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3048 fvextern = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3049 switch (fvdef)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3050 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3051 case finlist:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3052 case flistseen:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3053 case fignore:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3054 case vignore:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3055 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3056 default:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3057 fvdef = fvnone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3058 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3059 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3060 case st_C_ignore:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3061 fvextern = FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3062 fvdef = vignore;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3063 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3064 case st_C_operator:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3065 fvdef = foperator;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3066 *is_func_or_var = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3067 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3068 case st_none:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3069 if (constantypedefs
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3070 && structdef == snone
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3071 && structtype == st_C_enum && bracelev > structbracelev)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3072 return TRUE; /* enum constant */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3073 switch (fvdef)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3074 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3075 case fdefunkey:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3076 if (bracelev > 0)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3077 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3078 fvdef = fdefunname; /* GNU macro */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3079 *is_func_or_var = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3080 return TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3081 case fvnone:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3082 switch (typdef)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3083 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3084 case ttypeseen:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3085 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3086 case tnone:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3087 if ((strneq (str, "asm", 3) && endtoken (str[3]))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3088 || (strneq (str, "__asm__", 7) && endtoken (str[7])))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3089 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3090 fvdef = vignore;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3091 return FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3092 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3093 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3094 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3095 /* FALLTHRU */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3096 case fvnameseen:
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3097 if (len >= 10 && strneq (str+len-10, "::operator", 10))
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3098 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3099 if (*c_extp & C_AUTO) /* automatic detection of C++ */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3100 *c_extp = (*c_extp | C_PLPL) & ~C_AUTO;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3101 fvdef = foperator;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3102 *is_func_or_var = TRUE;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3103 return TRUE;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3104 }
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3105 if (bracelev > 0 && !instruct)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3106 break;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3107 fvdef = fvnameseen; /* function or variable */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3108 *is_func_or_var = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3109 return TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3110 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3111 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3112 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3113
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3114 return FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3115 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3116
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3117
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3118 /*
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3119 * C_entries often keeps pointers to tokens or lines which are older than
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3120 * the line currently read. By keeping two line buffers, and switching
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3121 * them at end of line, it is possible to use those pointers.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3122 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3123 static struct
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3124 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3125 long linepos;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3126 linebuffer lb;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3127 } lbs[2];
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3128
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3129 #define current_lb_is_new (newndx == curndx)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3130 #define switch_line_buffers() (curndx = 1 - curndx)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3131
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3132 #define curlb (lbs[curndx].lb)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3133 #define newlb (lbs[newndx].lb)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3134 #define curlinepos (lbs[curndx].linepos)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3135 #define newlinepos (lbs[newndx].linepos)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3136
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3137 #define plainc ((c_ext & C_EXT) == C_PLAIN)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3138 #define cplpl (c_ext & C_PLPL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3139 #define cjava ((c_ext & C_JAVA) == C_JAVA)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3140
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3141 #define CNL_SAVE_DEFINEDEF() \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3142 do { \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3143 curlinepos = charno; \
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3144 readline (&curlb, inf); \
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3145 lp = curlb.buffer; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3146 quotednl = FALSE; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3147 newndx = curndx; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3148 } while (0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3149
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3150 #define CNL() \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3151 do { \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3152 CNL_SAVE_DEFINEDEF(); \
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3153 if (savetoken.valid) \
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3154 { \
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3155 token = savetoken; \
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3156 savetoken.valid = FALSE; \
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3157 } \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3158 definedef = dnone; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3159 } while (0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3160
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3161
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3162 static void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3163 make_C_tag (isfun)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3164 bool isfun;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3165 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3166 /* This function should never be called when token.valid is FALSE, but
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3167 we must protect against invalid input or internal errors. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3168 if (!DEBUG && !token.valid)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3169 return;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3170
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3171 if (token.valid)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3172 make_tag (token_name.buffer, token_name.len, isfun, token.line,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3173 token.offset+token.length+1, token.lineno, token.linepos);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3174 else /* this case is optimised away if !DEBUG */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3175 make_tag (concat ("INVALID TOKEN:-->", token_name.buffer, ""),
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3176 token_name.len + 17, isfun, token.line,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3177 token.offset+token.length+1, token.lineno, token.linepos);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3178
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3179 token.valid = FALSE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3180 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3181
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3182
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3183 /*
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3184 * C_entries ()
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3185 * This routine finds functions, variables, typedefs,
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3186 * #define's, enum constants and struct/union/enum definitions in
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3187 * C syntax and adds them to the list.
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3188 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
3189 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3190 C_entries (c_ext, inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3191 int c_ext; /* extension of C */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3192 FILE *inf; /* input file */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3193 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3194 register char c; /* latest char read; '\0' for end of line */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3195 register char *lp; /* pointer one beyond the character `c' */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3196 int curndx, newndx; /* indices for current and new lb */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3197 register int tokoff; /* offset in line of start of current token */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3198 register int toklen; /* length of current token */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3199 char *qualifier; /* string used to qualify names */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3200 int qlen; /* length of qualifier */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3201 int bracelev; /* current brace level */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3202 int bracketlev; /* current bracket level */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3203 int parlev; /* current parenthesis level */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3204 int attrparlev; /* __attribute__ parenthesis level */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3205 int templatelev; /* current template level */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3206 int typdefbracelev; /* bracelev where a typedef struct body begun */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3207 bool incomm, inquote, inchar, quotednl, midtoken;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3208 bool yacc_rules; /* in the rules part of a yacc file */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3209 struct tok savetoken; /* token saved during preprocessor handling */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3210
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3211
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3212 linebuffer_init (&lbs[0].lb);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3213 linebuffer_init (&lbs[1].lb);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3214 if (cstack.size == 0)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3215 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3216 cstack.size = (DEBUG) ? 1 : 4;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3217 cstack.nl = 0;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3218 cstack.cname = xnew (cstack.size, char *);
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3219 cstack.bracelev = xnew (cstack.size, int);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3220 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3221
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3222 tokoff = toklen = typdefbracelev = 0; /* keep compiler quiet */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3223 curndx = newndx = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3224 lp = curlb.buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3225 *lp = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3226
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3227 fvdef = fvnone; fvextern = FALSE; typdef = tnone;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3228 structdef = snone; definedef = dnone; objdef = onone;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3229 yacc_rules = FALSE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3230 midtoken = inquote = inchar = incomm = quotednl = FALSE;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3231 token.valid = savetoken.valid = FALSE;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3232 bracelev = bracketlev = parlev = attrparlev = templatelev = 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3233 if (cjava)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3234 { qualifier = "."; qlen = 1; }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3235 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3236 { qualifier = "::"; qlen = 2; }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3237
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3238
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3239 while (!feof (inf))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3240 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3241 c = *lp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3242 if (c == '\\')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3243 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3244 /* If we are at the end of the line, the next character is a
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3245 '\0'; do not skip it, because it is what tells us
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3246 to read the next line. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3247 if (*lp == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3248 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3249 quotednl = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3250 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3251 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3252 lp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3253 c = ' ';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3254 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3255 else if (incomm)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3256 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3257 switch (c)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3258 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3259 case '*':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3260 if (*lp == '/')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3261 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3262 c = *lp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3263 incomm = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3264 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3265 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3266 case '\0':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3267 /* Newlines inside comments do not end macro definitions in
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3268 traditional cpp. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3269 CNL_SAVE_DEFINEDEF ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3270 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3271 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3272 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3273 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3274 else if (inquote)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3275 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3276 switch (c)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3277 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3278 case '"':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3279 inquote = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3280 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3281 case '\0':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3282 /* Newlines inside strings do not end macro definitions
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3283 in traditional cpp, even though compilers don't
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3284 usually accept them. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3285 CNL_SAVE_DEFINEDEF ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3286 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3287 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3288 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3289 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3290 else if (inchar)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3291 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3292 switch (c)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3293 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3294 case '\0':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3295 /* Hmmm, something went wrong. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3296 CNL ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3297 /* FALLTHRU */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3298 case '\'':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3299 inchar = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3300 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3301 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3302 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3303 }
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3304 else if (bracketlev > 0)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3305 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3306 switch (c)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3307 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3308 case ']':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3309 if (--bracketlev > 0)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3310 continue;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3311 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3312 case '\0':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3313 CNL_SAVE_DEFINEDEF ();
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3314 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3315 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3316 continue;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3317 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3318 else switch (c)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3319 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3320 case '"':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3321 inquote = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3322 if (inattribute)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3323 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3324 switch (fvdef)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3325 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3326 case fdefunkey:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3327 case fstartlist:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3328 case finlist:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3329 case fignore:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3330 case vignore:
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3331 break;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3332 default:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3333 fvextern = FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3334 fvdef = fvnone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3335 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3336 continue;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3337 case '\'':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3338 inchar = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3339 if (inattribute)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3340 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3341 if (fvdef != finlist && fvdef != fignore && fvdef !=vignore)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3342 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3343 fvextern = FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3344 fvdef = fvnone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3345 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3346 continue;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3347 case '/':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3348 if (*lp == '*')
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3349 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3350 lp++;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3351 incomm = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3352 continue;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3353 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3354 else if (/* cplpl && */ *lp == '/')
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3355 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3356 c = '\0';
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3357 break;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3358 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3359 else
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3360 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3361 case '%':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3362 if ((c_ext & YACC) && *lp == '%')
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3363 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3364 /* Entering or exiting rules section in yacc file. */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3365 lp++;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3366 definedef = dnone; fvdef = fvnone; fvextern = FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3367 typdef = tnone; structdef = snone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3368 midtoken = inquote = inchar = incomm = quotednl = FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3369 bracelev = 0;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3370 yacc_rules = !yacc_rules;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3371 continue;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3372 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3373 else
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3374 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3375 case '#':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3376 if (definedef == dnone)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3377 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3378 char *cp;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3379 bool cpptoken = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3380
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3381 /* Look back on this line. If all blanks, or nonblanks
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3382 followed by an end of comment, this is a preprocessor
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3383 token. */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3384 for (cp = newlb.buffer; cp < lp-1; cp++)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3385 if (!iswhite (*cp))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3386 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3387 if (*cp == '*' && *(cp+1) == '/')
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3388 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3389 cp++;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3390 cpptoken = TRUE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3391 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3392 else
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3393 cpptoken = FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3394 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3395 if (cpptoken)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3396 definedef = dsharpseen;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3397 } /* if (definedef == dnone) */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3398 continue;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3399 case '[':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3400 bracketlev++;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3401 continue;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3402 } /* switch (c) */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3403
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3404
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3405 /* Consider token only if some involved conditions are satisfied. */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3406 if (typdef != tignore
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3407 && definedef != dignorerest
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3408 && fvdef != finlist
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3409 && templatelev == 0
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3410 && (definedef != dnone
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3411 || structdef != scolonseen)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3412 && !inattribute)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3413 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3414 if (midtoken)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3415 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3416 if (endtoken (c))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3417 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3418 if (c == ':' && *lp == ':' && begtoken (lp[1]))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3419 /* This handles :: in the middle,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3420 but not at the beginning of an identifier.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3421 Also, space-separated :: is not recognised. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3422 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3423 if (c_ext & C_AUTO) /* automatic detection of C++ */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3424 c_ext = (c_ext | C_PLPL) & ~C_AUTO;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3425 lp += 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3426 toklen += 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3427 c = lp[-1];
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3428 goto still_in_token;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3429 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3430 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3431 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3432 bool funorvar = FALSE;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3433
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3434 if (yacc_rules
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3435 || consider_token (newlb.buffer + tokoff, toklen, c,
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3436 &c_ext, bracelev, parlev,
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3437 &funorvar))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3438 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3439 if (fvdef == foperator)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3440 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3441 char *oldlp = lp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3442 lp = skip_spaces (lp-1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3443 if (*lp != '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3444 lp += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3445 while (*lp != '\0'
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
3446 && !iswhite (*lp) && *lp != '(')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3447 lp += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3448 c = *lp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3449 toklen += lp - oldlp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3450 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3451 token.named = FALSE;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3452 if (!plainc
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3453 && nestlev > 0 && definedef == dnone)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3454 /* in struct body */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3455 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3456 write_classname (&token_name, qualifier);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3457 linebuffer_setlen (&token_name,
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3458 token_name.len+qlen+toklen);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3459 strcat (token_name.buffer, qualifier);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3460 strncat (token_name.buffer,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3461 newlb.buffer + tokoff, toklen);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3462 token.named = TRUE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3463 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3464 else if (objdef == ocatseen)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3465 /* Objective C category */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3466 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3467 int len = strlen (objtag) + 2 + toklen;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3468 linebuffer_setlen (&token_name, len);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3469 strcpy (token_name.buffer, objtag);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3470 strcat (token_name.buffer, "(");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3471 strncat (token_name.buffer,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3472 newlb.buffer + tokoff, toklen);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3473 strcat (token_name.buffer, ")");
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3474 token.named = TRUE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3475 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3476 else if (objdef == omethodtag
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3477 || objdef == omethodparm)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3478 /* Objective C method */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3479 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3480 token.named = TRUE;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3481 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3482 else if (fvdef == fdefunname)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3483 /* GNU DEFUN and similar macros */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3484 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3485 bool defun = (newlb.buffer[tokoff] == 'F');
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3486 int off = tokoff;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3487 int len = toklen;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3488
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3489 /* Rewrite the tag so that emacs lisp DEFUNs
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3490 can be found by their elisp name */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3491 if (defun)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3492 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3493 off += 1;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3494 len -= 1;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3495 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3496 len = toklen;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3497 linebuffer_setlen (&token_name, len);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3498 strncpy (token_name.buffer,
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3499 newlb.buffer + off, len);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3500 token_name.buffer[len] = '\0';
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3501 if (defun)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3502 while (--len >= 0)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3503 if (token_name.buffer[len] == '_')
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3504 token_name.buffer[len] = '-';
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3505 token.named = defun;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3506 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3507 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3508 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3509 linebuffer_setlen (&token_name, toklen);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3510 strncpy (token_name.buffer,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3511 newlb.buffer + tokoff, toklen);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3512 token_name.buffer[toklen] = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3513 /* Name macros and members. */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3514 token.named = (structdef == stagseen
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3515 || typdef == ttypeseen
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3516 || typdef == tend
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3517 || (funorvar
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3518 && definedef == dignorerest)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3519 || (funorvar
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3520 && definedef == dnone
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3521 && structdef == snone
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3522 && bracelev > 0));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3523 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3524 token.lineno = lineno;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3525 token.offset = tokoff;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3526 token.length = toklen;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3527 token.line = newlb.buffer;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3528 token.linepos = newlinepos;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3529 token.valid = TRUE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3530
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3531 if (definedef == dnone
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3532 && (fvdef == fvnameseen
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3533 || fvdef == foperator
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3534 || structdef == stagseen
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3535 || typdef == tend
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3536 || typdef == ttypeseen
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3537 || objdef != onone))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3538 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3539 if (current_lb_is_new)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3540 switch_line_buffers ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3541 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3542 else if (definedef != dnone
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3543 || fvdef == fdefunname
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3544 || instruct)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3545 make_C_tag (funorvar);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3546 }
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3547 else /* not yacc and consider_token failed */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3548 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3549 if (inattribute && fvdef == fignore)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3550 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3551 /* We have just met __attribute__ after a
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3552 function parameter list: do not tag the
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3553 function again. */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3554 fvdef = fvnone;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3555 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3556 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3557 midtoken = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3558 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3559 } /* if (endtoken (c)) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3560 else if (intoken (c))
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3561 still_in_token:
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3562 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3563 toklen++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3564 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3565 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3566 } /* if (midtoken) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3567 else if (begtoken (c))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3568 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3569 switch (definedef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3570 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3571 case dnone:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3572 switch (fvdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3573 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3574 case fstartlist:
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3575 /* This prevents tagging fb in
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3576 void (__attribute__((noreturn)) *fb) (void);
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3577 Fixing this is not easy and not very important. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3578 fvdef = finlist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3579 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3580 case flistseen:
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3581 if (plainc || declarations)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3582 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3583 make_C_tag (TRUE); /* a function */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3584 fvdef = fignore;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3585 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3586 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3587 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3588 if (structdef == stagseen && !cjava)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3589 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3590 popclass_above (bracelev);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3591 structdef = snone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3592 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3593 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3594 case dsharpseen:
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3595 savetoken = token;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3596 break;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3597 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3598 if (!yacc_rules || lp == newlb.buffer + 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3599 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3600 tokoff = lp - 1 - newlb.buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3601 toklen = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3602 midtoken = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3603 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3604 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3605 } /* if (begtoken) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3606 } /* if must look at token */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3607
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3608
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3609 /* Detect end of line, colon, comma, semicolon and various braces
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3610 after having handled a token.*/
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3611 switch (c)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3612 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3613 case ':':
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3614 if (inattribute)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3615 break;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3616 if (yacc_rules && token.offset == 0 && token.valid)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3617 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3618 make_C_tag (FALSE); /* a yacc function */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3619 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3620 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3621 if (definedef != dnone)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3622 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3623 switch (objdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3624 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3625 case otagseen:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3626 objdef = oignore;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3627 make_C_tag (TRUE); /* an Objective C class */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3628 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3629 case omethodtag:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3630 case omethodparm:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3631 objdef = omethodcolon;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3632 linebuffer_setlen (&token_name, token_name.len + 1);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3633 strcat (token_name.buffer, ":");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3634 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3635 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3636 if (structdef == stagseen)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3637 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3638 structdef = scolonseen;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3639 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3640 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3641 /* Should be useless, but may be work as a safety net. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3642 if (cplpl && fvdef == flistseen)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3643 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3644 make_C_tag (TRUE); /* a function */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3645 fvdef = fignore;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3646 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3647 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3648 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3649 case ';':
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3650 if (definedef != dnone || inattribute)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3651 break;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3652 switch (typdef)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3653 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3654 case tend:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3655 case ttypeseen:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3656 make_C_tag (FALSE); /* a typedef */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3657 typdef = tnone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3658 fvdef = fvnone;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3659 break;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3660 case tnone:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3661 case tinbody:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3662 case tignore:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3663 switch (fvdef)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3664 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3665 case fignore:
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3666 if (typdef == tignore || cplpl)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3667 fvdef = fvnone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3668 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3669 case fvnameseen:
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3670 if ((globals && bracelev == 0 && (!fvextern || declarations))
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3671 || (members && instruct))
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3672 make_C_tag (FALSE); /* a variable */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3673 fvextern = FALSE;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3674 fvdef = fvnone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3675 token.valid = FALSE;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3676 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3677 case flistseen:
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3678 if ((declarations
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3679 && (cplpl || !instruct)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3680 && (typdef == tnone || (typdef != tignore && instruct)))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3681 || (members
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3682 && plainc && instruct))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3683 make_C_tag (TRUE); /* a function */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3684 /* FALLTHRU */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3685 default:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3686 fvextern = FALSE;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3687 fvdef = fvnone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3688 if (declarations
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3689 && cplpl && structdef == stagseen)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3690 make_C_tag (FALSE); /* forward declaration */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3691 else
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3692 token.valid = FALSE;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3693 } /* switch (fvdef) */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3694 /* FALLTHRU */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3695 default:
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3696 if (!instruct)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3697 typdef = tnone;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3698 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3699 if (structdef == stagseen)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3700 structdef = snone;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3701 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3702 case ',':
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3703 if (definedef != dnone || inattribute)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3704 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3705 switch (objdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3706 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3707 case omethodtag:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3708 case omethodparm:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3709 make_C_tag (TRUE); /* an Objective C method */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3710 objdef = oinbody;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3711 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3712 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3713 switch (fvdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3714 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3715 case fdefunkey:
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3716 case foperator:
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3717 case fstartlist:
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3718 case finlist:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3719 case fignore:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3720 case vignore:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3721 break;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3722 case fdefunname:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3723 fvdef = fignore;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3724 break;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3725 case fvnameseen:
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3726 if (parlev == 0
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3727 && ((globals
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3728 && bracelev == 0
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3729 && templatelev == 0
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3730 && (!fvextern || declarations))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3731 || (members && instruct)))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3732 make_C_tag (FALSE); /* a variable */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3733 break;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3734 case flistseen:
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3735 if ((declarations && typdef == tnone && !instruct)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3736 || (members && typdef != tignore && instruct))
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3737 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3738 make_C_tag (TRUE); /* a function */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3739 fvdef = fvnameseen;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3740 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3741 else if (!declarations)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3742 fvdef = fvnone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3743 token.valid = FALSE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3744 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3745 default:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3746 fvdef = fvnone;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3747 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3748 if (structdef == stagseen)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3749 structdef = snone;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3750 break;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3751 case ']':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3752 if (definedef != dnone || inattribute)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3753 break;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3754 if (structdef == stagseen)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3755 structdef = snone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3756 switch (typdef)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3757 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3758 case ttypeseen:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3759 case tend:
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3760 typdef = tignore;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3761 make_C_tag (FALSE); /* a typedef */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3762 break;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3763 case tnone:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3764 case tinbody:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3765 switch (fvdef)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3766 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3767 case foperator:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3768 case finlist:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3769 case fignore:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3770 case vignore:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3771 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3772 case fvnameseen:
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3773 if ((members && bracelev == 1)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3774 || (globals && bracelev == 0
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3775 && (!fvextern || declarations)))
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3776 make_C_tag (FALSE); /* a variable */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3777 /* FALLTHRU */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3778 default:
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3779 fvdef = fvnone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3780 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3781 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3782 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3783 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3784 case '(':
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3785 if (inattribute)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3786 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3787 attrparlev++;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3788 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3789 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3790 if (definedef != dnone)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3791 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3792 if (objdef == otagseen && parlev == 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3793 objdef = oparenseen;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3794 switch (fvdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3795 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3796 case fvnameseen:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3797 if (typdef == ttypeseen
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3798 && *lp != '*'
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3799 && !instruct)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3800 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3801 /* This handles constructs like:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3802 typedef void OperatorFun (int fun); */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3803 make_C_tag (FALSE);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3804 typdef = tignore;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3805 fvdef = fignore;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3806 break;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3807 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3808 /* FALLTHRU */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3809 case foperator:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3810 fvdef = fstartlist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3811 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3812 case flistseen:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3813 fvdef = finlist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3814 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3815 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3816 parlev++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3817 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3818 case ')':
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3819 if (inattribute)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3820 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3821 if (--attrparlev == 0)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3822 inattribute = FALSE;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3823 break;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3824 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3825 if (definedef != dnone)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3826 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3827 if (objdef == ocatseen && parlev == 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3828 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3829 make_C_tag (TRUE); /* an Objective C category */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3830 objdef = oignore;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3831 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3832 if (--parlev == 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3833 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3834 switch (fvdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3835 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3836 case fstartlist:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3837 case finlist:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3838 fvdef = flistseen;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3839 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3840 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3841 if (!instruct
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3842 && (typdef == tend
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3843 || typdef == ttypeseen))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3844 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3845 typdef = tignore;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3846 make_C_tag (FALSE); /* a typedef */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3847 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3848 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3849 else if (parlev < 0) /* can happen due to ill-conceived #if's. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3850 parlev = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3851 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3852 case '{':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3853 if (definedef != dnone)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3854 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3855 if (typdef == ttypeseen)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3856 {
531
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 523
diff changeset
3857 /* Whenever typdef is set to tinbody (currently only
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3858 here), typdefbracelev should be set to bracelev. */
531
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 523
diff changeset
3859 typdef = tinbody;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3860 typdefbracelev = bracelev;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3861 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3862 switch (fvdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3863 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3864 case flistseen:
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3865 make_C_tag (TRUE); /* a function */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3866 /* FALLTHRU */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3867 case fignore:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3868 fvdef = fvnone;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3869 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3870 case fvnone:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3871 switch (objdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3872 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3873 case otagseen:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3874 make_C_tag (TRUE); /* an Objective C class */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3875 objdef = oignore;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3876 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3877 case omethodtag:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3878 case omethodparm:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3879 make_C_tag (TRUE); /* an Objective C method */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3880 objdef = oinbody;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3881 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3882 default:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3883 /* Neutralize `extern "C" {' grot. */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3884 if (bracelev == 0 && structdef == snone && nestlev == 0
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3885 && typdef == tnone)
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3886 bracelev = -1;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3887 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3888 break;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3889 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3890 switch (structdef)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3891 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3892 case skeyseen: /* unnamed struct */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3893 pushclass_above (bracelev, NULL, 0);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3894 structdef = snone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3895 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3896 case stagseen: /* named struct or enum */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3897 case scolonseen: /* a class */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3898 pushclass_above (bracelev,token.line+token.offset, token.length);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3899 structdef = snone;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3900 make_C_tag (FALSE); /* a struct or enum */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3901 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3902 }
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3903 bracelev++;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3904 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3905 case '*':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3906 if (definedef != dnone)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3907 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3908 if (fvdef == fstartlist)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3909 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3910 fvdef = fvnone; /* avoid tagging `foo' in `foo (*bar()) ()' */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3911 token.valid = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3912 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3913 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3914 case '}':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3915 if (definedef != dnone)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3916 break;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3917 if (!ignoreindent && lp == newlb.buffer + 1)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3918 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3919 if (bracelev != 0)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3920 token.valid = FALSE;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3921 bracelev = 0; /* reset brace level if first column */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3922 parlev = 0; /* also reset paren level, just in case... */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3923 }
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3924 else if (bracelev > 0)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3925 bracelev--;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3926 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
3927 token.valid = FALSE; /* something gone amiss, token unreliable */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3928 popclass_above (bracelev);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3929 structdef = snone;
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3930 /* Only if typdef == tinbody is typdefbracelev significant. */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3931 if (typdef == tinbody && bracelev <= typdefbracelev)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3932 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3933 assert (bracelev == typdefbracelev);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3934 typdef = tend;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3935 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3936 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3937 case '=':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3938 if (definedef != dnone)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3939 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3940 switch (fvdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3941 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3942 case foperator:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3943 case finlist:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3944 case fignore:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3945 case vignore:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3946 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3947 case fvnameseen:
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3948 if ((members && bracelev == 1)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3949 || (globals && bracelev == 0 && (!fvextern || declarations)))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3950 make_C_tag (FALSE); /* a variable */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3951 /* FALLTHRU */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3952 default:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3953 fvdef = vignore;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3954 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3955 break;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3956 case '<':
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3957 if (cplpl
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3958 && (structdef == stagseen || fvdef == fvnameseen))
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3959 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3960 templatelev++;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3961 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3962 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3963 goto resetfvdef;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3964 case '>':
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3965 if (templatelev > 0)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3966 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3967 templatelev--;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3968 break;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3969 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3970 goto resetfvdef;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3971 case '+':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3972 case '-':
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3973 if (objdef == oinbody && bracelev == 0)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3974 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3975 objdef = omethodsign;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3976 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3977 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3978 /* FALLTHRU */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
3979 resetfvdef:
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3980 case '#': case '~': case '&': case '%': case '/':
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
3981 case '|': case '^': case '!': case '.': case '?':
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3982 if (definedef != dnone)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3983 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3984 /* These surely cannot follow a function tag in C. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3985 switch (fvdef)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3986 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3987 case foperator:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3988 case finlist:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3989 case fignore:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3990 case vignore:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3991 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3992 default:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3993 fvdef = fvnone;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3994 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3995 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3996 case '\0':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3997 if (objdef == otagseen)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3998 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3999 make_C_tag (TRUE); /* an Objective C class */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4000 objdef = oignore;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4001 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4002 /* If a macro spans multiple lines don't reset its state. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4003 if (quotednl)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4004 CNL_SAVE_DEFINEDEF ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4005 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4006 CNL ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4007 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4008 } /* switch (c) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4009
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4010 } /* while not eof */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4011
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4012 free (lbs[0].lb.buffer);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4013 free (lbs[1].lb.buffer);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4014 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4015
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4016 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4017 * Process either a C++ file or a C file depending on the setting
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4018 * of a global flag.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4019 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4020 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4021 default_C_entries (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4022 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4023 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4024 C_entries (cplusplus ? C_PLPL : C_AUTO, inf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4025 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4026
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4027 /* Always do plain C. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4028 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4029 plain_C_entries (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4030 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4031 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4032 C_entries (0, inf);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4033 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4034
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4035 /* Always do C++. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4036 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4037 Cplusplus_entries (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4038 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4039 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4040 C_entries (C_PLPL, inf);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4041 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4042
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4043 /* Always do Java. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4044 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4045 Cjava_entries (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4046 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4047 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4048 C_entries (C_JAVA, inf);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4049 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4050
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4051 /* Always do C*. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4052 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4053 Cstar_entries (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4054 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4055 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4056 C_entries (C_STAR, inf);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4057 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4058
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4059 /* Always do Yacc. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4060 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4061 Yacc_entries (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4062 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4063 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4064 C_entries (YACC, inf);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4065 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4066
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4067
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4068 /* Useful macros. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4069 #define LOOP_ON_INPUT_LINES(file_pointer, line_buffer, char_pointer) \
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4070 for (; /* loop initialization */ \
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4071 !feof (file_pointer) /* loop test */ \
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4072 && /* instructions at start of loop */ \
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4073 (readline (&line_buffer, file_pointer), \
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4074 char_pointer = line_buffer.buffer, \
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4075 TRUE); \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4076 )
2554
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4077
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4078 #define LOOKING_AT(cp, kw) /* kw is the keyword, a literal string */ \
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4079 ((assert("" kw), TRUE) /* syntax error if not a literal string */ \
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4080 && strneq ((cp), kw, sizeof(kw)-1) /* cp points at kw */ \
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4081 && notinname ((cp)[sizeof(kw)-1]) /* end of kw */ \
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4082 && ((cp) = skip_spaces((cp)+sizeof(kw)-1))) /* skip spaces */
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4083
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4084 /* Similar to LOOKING_AT but does not use notinname, does not skip */
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4085 #define LOOKING_AT_NOCASE(cp, kw) /* the keyword is a literal string */ \
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4086 ((assert("" kw), TRUE) /* syntax error if not a literal string */ \
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4087 && strncaseeq ((cp), kw, sizeof(kw)-1) /* cp points at kw */ \
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4088 && ((cp) += sizeof(kw)-1)) /* skip spaces */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4089
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4090 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4091 * Read a file, but do no processing. This is used to do regexp
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4092 * matching on files that have no language defined.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4093 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4094 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4095 just_read_file (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4096 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4097 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4098 register char *dummy;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4099
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4100 LOOP_ON_INPUT_LINES (inf, lb, dummy)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4101 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4102 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4103
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4104
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4105 /* Fortran parsing */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4106
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4107 static void F_takeprec __P((void));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4108 static void F_getit __P((FILE *));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4109
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4110 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4111 F_takeprec ()
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4112 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4113 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4114 if (*dbp != '*')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4115 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4116 dbp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4117 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4118 if (strneq (dbp, "(*)", 3))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4119 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4120 dbp += 3;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4121 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4122 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4123 if (!ISDIGIT (*dbp))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4124 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4125 --dbp; /* force failure */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4126 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4127 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4128 do
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4129 dbp++;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4130 while (ISDIGIT (*dbp));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4131 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4132
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4133 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4134 F_getit (inf)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4135 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4136 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4137 register char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4138
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4139 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4140 if (*dbp == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4141 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4142 readline (&lb, inf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4143 dbp = lb.buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4144 if (dbp[5] != '&')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4145 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4146 dbp += 6;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4147 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4148 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4149 if (!ISALPHA (*dbp) && *dbp != '_' && *dbp != '$')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4150 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4151 for (cp = dbp + 1; *cp != '\0' && intoken (*cp); cp++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4152 continue;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4153 make_tag (dbp, cp-dbp, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4154 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4155 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4156
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4157
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4158 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4159 Fortran_functions (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4160 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4161 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4162 LOOP_ON_INPUT_LINES (inf, lb, dbp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4163 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4164 if (*dbp == '%')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4165 dbp++; /* Ratfor escape to fortran */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4166 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4167 if (*dbp == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4168 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4169 switch (lowcase (*dbp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4170 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4171 case 'i':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4172 if (nocase_tail ("integer"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4173 F_takeprec ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4174 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4175 case 'r':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4176 if (nocase_tail ("real"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4177 F_takeprec ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4178 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4179 case 'l':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4180 if (nocase_tail ("logical"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4181 F_takeprec ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4182 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4183 case 'c':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4184 if (nocase_tail ("complex") || nocase_tail ("character"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4185 F_takeprec ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4186 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4187 case 'd':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4188 if (nocase_tail ("double"))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4189 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4190 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4191 if (*dbp == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4192 continue;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4193 if (nocase_tail ("precision"))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4194 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4195 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4196 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4197 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4198 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4199 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4200 if (*dbp == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4201 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4202 switch (lowcase (*dbp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4203 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4204 case 'f':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4205 if (nocase_tail ("function"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4206 F_getit (inf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4207 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4208 case 's':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4209 if (nocase_tail ("subroutine"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4210 F_getit (inf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4211 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4212 case 'e':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4213 if (nocase_tail ("entry"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4214 F_getit (inf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4215 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4216 case 'b':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4217 if (nocase_tail ("blockdata") || nocase_tail ("block data"))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4218 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4219 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4220 if (*dbp == '\0') /* assume un-named */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4221 make_tag ("blockdata", 9, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4222 lb.buffer, dbp - lb.buffer, lineno, linecharno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4223 else
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4224 F_getit (inf); /* look for name */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4225 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4226 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4227 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4228 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4229 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4230
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4231
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4232 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4233 * Ada parsing
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4234 * Original code by
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4235 * Philippe Waroquiers (1998)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4236 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4237
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4238 static void Ada_getit __P((FILE *, char *));
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4239
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4240 /* Once we are positioned after an "interesting" keyword, let's get
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4241 the real tag value necessary. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4242 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4243 Ada_getit (inf, name_qualifier)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4244 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4245 char *name_qualifier;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4246 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4247 register char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4248 char *name;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4249 char c;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4250
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4251 while (!feof (inf))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4252 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4253 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4254 if (*dbp == '\0'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4255 || (dbp[0] == '-' && dbp[1] == '-'))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4256 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4257 readline (&lb, inf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4258 dbp = lb.buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4259 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4260 switch (lowcase(*dbp))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4261 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4262 case 'b':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4263 if (nocase_tail ("body"))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4264 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4265 /* Skipping body of procedure body or package body or ....
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4266 resetting qualifier to body instead of spec. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4267 name_qualifier = "/b";
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4268 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4269 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4270 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4271 case 't':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4272 /* Skipping type of task type or protected type ... */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4273 if (nocase_tail ("type"))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4274 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4275 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4276 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4277 if (*dbp == '"')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4278 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4279 dbp += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4280 for (cp = dbp; *cp != '\0' && *cp != '"'; cp++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4281 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4282 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4283 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4284 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4285 dbp = skip_spaces (dbp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4286 for (cp = dbp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4287 (*cp != '\0'
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4288 && (ISALPHA (*cp) || ISDIGIT (*cp) || *cp == '_' || *cp == '.'));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4289 cp++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4290 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4291 if (cp == dbp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4292 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4293 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4294 c = *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4295 *cp = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4296 name = concat (dbp, name_qualifier, "");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4297 *cp = c;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4298 make_tag (name, strlen (name), TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4299 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4300 free (name);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4301 if (c == '"')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4302 dbp = cp + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4303 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4304 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4305 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4306
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4307 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4308 Ada_funcs (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4309 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4310 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4311 bool inquote = FALSE;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4312 bool skip_till_semicolumn = FALSE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4313
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4314 LOOP_ON_INPUT_LINES (inf, lb, dbp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4315 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4316 while (*dbp != '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4317 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4318 /* Skip a string i.e. "abcd". */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4319 if (inquote || (*dbp == '"'))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4320 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4321 dbp = etags_strchr ((inquote) ? dbp : dbp+1, '"');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4322 if (dbp != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4323 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4324 inquote = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4325 dbp += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4326 continue; /* advance char */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4327 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4328 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4329 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4330 inquote = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4331 break; /* advance line */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4332 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4333 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4334
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4335 /* Skip comments. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4336 if (dbp[0] == '-' && dbp[1] == '-')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4337 break; /* advance line */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4338
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4339 /* Skip character enclosed in single quote i.e. 'a'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4340 and skip single quote starting an attribute i.e. 'Image. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4341 if (*dbp == '\'')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4342 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4343 dbp++ ;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4344 if (*dbp != '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4345 dbp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4346 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4347 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4348
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4349 if (skip_till_semicolumn)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4350 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4351 if (*dbp == ';')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4352 skip_till_semicolumn = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4353 dbp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4354 continue; /* advance char */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4355 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4356
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4357 /* Search for beginning of a token. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4358 if (!begtoken (*dbp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4359 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4360 dbp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4361 continue; /* advance char */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4362 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4363
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4364 /* We are at the beginning of a token. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4365 switch (lowcase(*dbp))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4366 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4367 case 'f':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4368 if (!packages_only && nocase_tail ("function"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4369 Ada_getit (inf, "/f");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4370 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4371 break; /* from switch */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4372 continue; /* advance char */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4373 case 'p':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4374 if (!packages_only && nocase_tail ("procedure"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4375 Ada_getit (inf, "/p");
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4376 else if (nocase_tail ("package"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4377 Ada_getit (inf, "/s");
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4378 else if (nocase_tail ("protected")) /* protected type */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4379 Ada_getit (inf, "/t");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4380 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4381 break; /* from switch */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4382 continue; /* advance char */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4383
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4384 case 'u':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4385 if (typedefs && !packages_only && nocase_tail ("use"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4386 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4387 /* when tagging types, avoid tagging use type Pack.Typename;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4388 for this, we will skip everything till a ; */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4389 skip_till_semicolumn = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4390 continue; /* advance char */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4391 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4392
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4393 case 't':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4394 if (!packages_only && nocase_tail ("task"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4395 Ada_getit (inf, "/k");
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4396 else if (typedefs && !packages_only && nocase_tail ("type"))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4397 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4398 Ada_getit (inf, "/t");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4399 while (*dbp != '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4400 dbp += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4401 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4402 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4403 break; /* from switch */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4404 continue; /* advance char */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4405 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4406
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4407 /* Look for the end of the token. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4408 while (!endtoken (*dbp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4409 dbp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4410
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4411 } /* advance char */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4412 } /* advance line */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4413 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4414
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4415
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4416 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4417 * Unix and microcontroller assembly tag handling
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4418 * Labels: /^[a-zA-Z_.$][a-zA_Z0-9_.$]*[: ^I^J]/
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4419 * Idea by Bob Weiner, Motorola Inc. (1994)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4420 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4421 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4422 Asm_labels (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4423 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4424 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4425 register char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4426
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4427 LOOP_ON_INPUT_LINES (inf, lb, cp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4428 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4429 /* If first char is alphabetic or one of [_.$], test for colon
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4430 following identifier. */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4431 if (ISALPHA (*cp) || *cp == '_' || *cp == '.' || *cp == '$')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4432 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4433 /* Read past label. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4434 cp++;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4435 while (ISALNUM (*cp) || *cp == '_' || *cp == '.' || *cp == '$')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4436 cp++;
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4437 if (*cp == ':' || iswhite (*cp))
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4438 /* Found end of label, so copy it and add it to the table. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4439 make_tag (lb.buffer, cp - lb.buffer, TRUE,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4440 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4441 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4442 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4443 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4444
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4445
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4446 /*
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4447 * Perl support
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4448 * Perl sub names: /^sub[ \t\n]+[^ \t\n{]+/
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4449 * Perl variable names: /^(my|local).../
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4450 * Original code by Bart Robinson <lomew@cs.utah.edu> (1995)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4451 * Additions by Michael Ernst <mernst@alum.mit.edu> (1997)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4452 * Ideas by Kai Großjohann <Kai.Grossjohann@CS.Uni-Dortmund.DE> (2001)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4453 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4454 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4455 Perl_functions (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4456 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4457 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4458 char *package = savestr ("main"); /* current package name */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4459 register char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4460
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4461 LOOP_ON_INPUT_LINES (inf, lb, cp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4462 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4463 skip_spaces(cp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4464
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4465 if (LOOKING_AT (cp, "package"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4466 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4467 free (package);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4468 get_tag (cp, &package);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4469 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4470 else if (LOOKING_AT (cp, "sub"))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4471 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4472 char *pos;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4473 char *sp = cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4474
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4475 while (!notinname (*cp))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4476 cp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4477 if (cp == sp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4478 continue; /* nothing found */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4479 if ((pos = etags_strchr (sp, ':')) != NULL
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4480 && pos < cp && pos[1] == ':')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4481 /* The name is already qualified. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4482 make_tag (sp, cp - sp, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4483 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4484 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4485 /* Qualify it. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4486 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4487 char savechar, *name;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4488
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4489 savechar = *cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4490 *cp = '\0';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4491 name = concat (package, "::", sp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4492 *cp = savechar;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4493 make_tag (name, strlen(name), TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4494 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4495 free (name);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4496 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4497 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4498 else if (globals) /* only if we are tagging global vars */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4499 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4500 /* Skip a qualifier, if any. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4501 bool qual = LOOKING_AT (cp, "my") || LOOKING_AT (cp, "local");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4502 /* After "my" or "local", but before any following paren or space. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4503 char *varstart = cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4504
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4505 if (qual /* should this be removed? If yes, how? */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4506 && (*cp == '$' || *cp == '@' || *cp == '%'))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4507 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4508 varstart += 1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4509 do
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4510 cp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4511 while (ISALNUM (*cp) || *cp == '_');
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4512 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4513 else if (qual)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4514 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4515 /* Should be examining a variable list at this point;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4516 could insist on seeing an open parenthesis. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4517 while (*cp != '\0' && *cp != ';' && *cp != '=' && *cp != ')')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4518 cp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4519 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4520 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4521 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4522
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4523 make_tag (varstart, cp - varstart, FALSE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4524 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4525 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4526 }
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
4527 free (package);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4528 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4529
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4530
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4531 /*
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4532 * Python support
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4533 * Look for /^[\t]*def[ \t\n]+[^ \t\n(:]+/ or /^class[ \t\n]+[^ \t\n(:]+/
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4534 * Idea by Eric S. Raymond <esr@thyrsus.com> (1997)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4535 * More ideas by seb bacon <seb@jamkit.com> (2002)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4536 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4537 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4538 Python_functions (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4539 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4540 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4541 register char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4542
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4543 LOOP_ON_INPUT_LINES (inf, lb, cp)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4544 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4545 cp = skip_spaces (cp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4546 if (LOOKING_AT (cp, "def") || LOOKING_AT (cp, "class"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4547 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4548 char *name = cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4549 while (!notinname (*cp) && *cp != ':')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4550 cp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4551 make_tag (name, cp - name, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4552 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4553 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4554 }
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4555 }
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4556
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4557
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4558 /*
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4559 * PHP support
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4560 * Look for:
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4561 * - /^[ \t]*function[ \t\n]+[^ \t\n(]+/
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4562 * - /^[ \t]*class[ \t\n]+[^ \t\n]+/
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4563 * - /^[ \t]*define\(\"[^\"]+/
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4564 * Only with --members:
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4565 * - /^[ \t]*var[ \t\n]+\$[^ \t\n=;]/
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4566 * Idea by Diez B. Roggisch (2001)
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4567 */
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4568 static void
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4569 PHP_functions (inf)
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4570 FILE *inf;
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4571 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4572 register char *cp, *name;
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4573 bool search_identifier = FALSE;
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4574
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4575 LOOP_ON_INPUT_LINES (inf, lb, cp)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4576 {
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4577 cp = skip_spaces (cp);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4578 name = cp;
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4579 if (search_identifier
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4580 && *cp != '\0')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4581 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4582 while (!notinname (*cp))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4583 cp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4584 make_tag (name, cp - name, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4585 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4586 search_identifier = FALSE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4587 }
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4588 else if (LOOKING_AT (cp, "function"))
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4589 {
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4590 if(*cp == '&')
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4591 cp = skip_spaces (cp+1);
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4592 if(*cp != '\0')
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4593 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4594 name = cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4595 while (!notinname (*cp))
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4596 cp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4597 make_tag (name, cp - name, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4598 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4599 }
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4600 else
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4601 search_identifier = TRUE;
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4602 }
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4603 else if (LOOKING_AT (cp, "class"))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4604 {
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4605 if (*cp != '\0')
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4606 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4607 name = cp;
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4608 while (*cp != '\0' && !iswhite (*cp))
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4609 cp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4610 make_tag (name, cp - name, FALSE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4611 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4612 }
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4613 else
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4614 search_identifier = TRUE;
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4615 }
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4616 else if (strneq (cp, "define", 6)
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4617 && (cp = skip_spaces (cp+6))
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4618 && *cp++ == '('
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4619 && (*cp == '"' || *cp == '\''))
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4620 {
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4621 char quote = *cp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4622 name = cp;
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4623 while (*cp != quote && *cp != '\0')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4624 cp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4625 make_tag (name, cp - name, FALSE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4626 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4627 }
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4628 else if (members
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4629 && LOOKING_AT (cp, "var")
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4630 && *cp == '$')
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4631 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4632 name = cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4633 while (!notinname(*cp))
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4634 cp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4635 make_tag (name, cp - name, FALSE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4636 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4637 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4638 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4639 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4640
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4641
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4642 /*
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4643 * Cobol tag functions
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4644 * We could look for anything that could be a paragraph name.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4645 * i.e. anything that starts in column 8 is one word and ends in a full stop.
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4646 * Idea by Corny de Souza (1993)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4647 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4648 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4649 Cobol_paragraphs (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4650 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4651 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4652 register char *bp, *ep;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4653
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4654 LOOP_ON_INPUT_LINES (inf, lb, bp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4655 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4656 if (lb.len < 9)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4657 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4658 bp += 8;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4659
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4660 /* If eoln, compiler option or comment ignore whole line. */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4661 if (bp[-1] != ' ' || !ISALNUM (bp[0]))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4662 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4663
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4664 for (ep = bp; ISALNUM (*ep) || *ep == '-'; ep++)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4665 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4666 if (*ep++ == '.')
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4667 make_tag (bp, ep - bp, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4668 lb.buffer, ep - lb.buffer + 1, lineno, linecharno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4669 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4670 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4671
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4672
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4673 /*
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4674 * Makefile support
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4675 * Ideas by Assar Westerlund <assar@sics.se> (2001)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4676 */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4677 static void
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4678 Makefile_targets (inf)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4679 FILE *inf;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4680 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4681 register char *bp;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4682
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4683 LOOP_ON_INPUT_LINES (inf, lb, bp)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4684 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4685 if (*bp == '\t' || *bp == '#')
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4686 continue;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4687 while (*bp != '\0' && *bp != '=' && *bp != ':')
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4688 bp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4689 if (*bp == ':' || (globals && *bp == '='))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4690 make_tag (lb.buffer, bp - lb.buffer, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4691 lb.buffer, bp - lb.buffer + 1, lineno, linecharno);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4692 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4693 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4694
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4695
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4696 /*
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4697 * Pascal parsing
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4698 * Original code by Mosur K. Mohan (1989)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4699 *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4700 * Locates tags for procedures & functions. Doesn't do any type- or
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4701 * var-definitions. It does look for the keyword "extern" or
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4702 * "forward" immediately following the procedure statement; if found,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4703 * the tag is skipped.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4704 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4705 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4706 Pascal_functions (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4707 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4708 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4709 linebuffer tline; /* mostly copied from C_entries */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4710 long save_lcno;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4711 int save_lineno, namelen, taglen;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4712 char c, *name;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4713
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4714 bool /* each of these flags is TRUE iff: */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4715 incomment, /* point is inside a comment */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4716 inquote, /* point is inside '..' string */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4717 get_tagname, /* point is after PROCEDURE/FUNCTION
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4718 keyword, so next item = potential tag */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4719 found_tag, /* point is after a potential tag */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4720 inparms, /* point is within parameter-list */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4721 verify_tag; /* point has passed the parm-list, so the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4722 next token will determine whether this
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4723 is a FORWARD/EXTERN to be ignored, or
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4724 whether it is a real tag */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4725
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4726 save_lcno = save_lineno = namelen = taglen = 0; /* keep compiler quiet */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4727 name = NULL; /* keep compiler quiet */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4728 dbp = lb.buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4729 *dbp = '\0';
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4730 linebuffer_init (&tline);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4731
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4732 incomment = inquote = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4733 found_tag = FALSE; /* have a proc name; check if extern */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4734 get_tagname = FALSE; /* found "procedure" keyword */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4735 inparms = FALSE; /* found '(' after "proc" */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4736 verify_tag = FALSE; /* check if "extern" is ahead */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4737
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4738
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4739 while (!feof (inf)) /* long main loop to get next char */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4740 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4741 c = *dbp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4742 if (c == '\0') /* if end of line */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4743 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4744 readline (&lb, inf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4745 dbp = lb.buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4746 if (*dbp == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4747 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4748 if (!((found_tag && verify_tag)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4749 || get_tagname))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4750 c = *dbp++; /* only if don't need *dbp pointing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4751 to the beginning of the name of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4752 the procedure or function */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4753 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4754 if (incomment)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4755 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4756 if (c == '}') /* within { } comments */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4757 incomment = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4758 else if (c == '*' && *dbp == ')') /* within (* *) comments */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4759 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4760 dbp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4761 incomment = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4762 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4763 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4764 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4765 else if (inquote)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4766 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4767 if (c == '\'')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4768 inquote = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4769 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4770 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4771 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4772 switch (c)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4773 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4774 case '\'':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4775 inquote = TRUE; /* found first quote */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4776 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4777 case '{': /* found open { comment */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4778 incomment = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4779 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4780 case '(':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4781 if (*dbp == '*') /* found open (* comment */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4782 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4783 incomment = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4784 dbp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4785 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4786 else if (found_tag) /* found '(' after tag, i.e., parm-list */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4787 inparms = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4788 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4789 case ')': /* end of parms list */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4790 if (inparms)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4791 inparms = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4792 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4793 case ';':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4794 if (found_tag && !inparms) /* end of proc or fn stmt */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4795 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4796 verify_tag = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4797 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4798 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4799 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4800 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4801 if (found_tag && verify_tag && (*dbp != ' '))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4802 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4803 /* Check if this is an "extern" declaration. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4804 if (*dbp == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4805 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4806 if (lowcase (*dbp == 'e'))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4807 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4808 if (nocase_tail ("extern")) /* superfluous, really! */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4809 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4810 found_tag = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4811 verify_tag = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4812 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4813 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4814 else if (lowcase (*dbp) == 'f')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4815 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4816 if (nocase_tail ("forward")) /* check for forward reference */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4817 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4818 found_tag = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4819 verify_tag = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4820 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4821 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4822 if (found_tag && verify_tag) /* not external proc, so make tag */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4823 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4824 found_tag = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4825 verify_tag = FALSE;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4826 make_tag (name, namelen, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4827 tline.buffer, taglen, save_lineno, save_lcno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4828 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4829 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4830 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4831 if (get_tagname) /* grab name of proc or fn */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4832 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4833 char *cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4834
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4835 if (*dbp == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4836 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4837
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4838 /* Find block name. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4839 for (cp = dbp + 1; *cp != '\0' && !endtoken (*cp); cp++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4840 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4841
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4842 /* Save all values for later tagging. */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4843 linebuffer_setlen (&tline, lb.len);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4844 strcpy (tline.buffer, lb.buffer);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4845 save_lineno = lineno;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4846 save_lcno = linecharno;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4847 name = tline.buffer + (dbp - lb.buffer);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4848 namelen = cp - dbp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4849 taglen = cp - lb.buffer + 1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4850
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4851 dbp = cp; /* set dbp to e-o-token */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4852 get_tagname = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4853 found_tag = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4854 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4855
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4856 /* And proceed to check for "extern". */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4857 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4858 else if (!incomment && !inquote && !found_tag)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4859 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4860 /* Check for proc/fn keywords. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4861 switch (lowcase (c))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4862 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4863 case 'p':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4864 if (nocase_tail ("rocedure")) /* c = 'p', dbp has advanced */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4865 get_tagname = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4866 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4867 case 'f':
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4868 if (nocase_tail ("unction"))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4869 get_tagname = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4870 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4871 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4872 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4873 } /* while not eof */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4874
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4875 free (tline.buffer);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4876 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4877
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4878
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4879 /*
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4880 * Lisp tag functions
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4881 * look for (def or (DEF, quote or QUOTE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4882 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4883
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
4884 static void L_getit __P((void));
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4885
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4886 static void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4887 L_getit ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4888 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4889 if (*dbp == '\'') /* Skip prefix quote */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4890 dbp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4891 else if (*dbp == '(')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4892 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4893 dbp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4894 /* Try to skip "(quote " */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4895 if (!LOOKING_AT (dbp, "quote") && !LOOKING_AT (dbp, "QUOTE"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4896 /* Ok, then skip "(" before name in (defstruct (foo)) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4897 dbp = skip_spaces (dbp);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4898 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4899 get_tag (dbp, NULL);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4900 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4901
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4902 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4903 Lisp_functions (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4904 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4905 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4906 LOOP_ON_INPUT_LINES (inf, lb, dbp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4907 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4908 if (dbp[0] != '(')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4909 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4910
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4911 if (strneq (dbp+1, "def", 3) || strneq (dbp+1, "DEF", 3))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4912 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4913 dbp = skip_non_spaces (dbp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4914 dbp = skip_spaces (dbp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4915 L_getit ();
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4916 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4917 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4918 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4919 /* Check for (foo::defmumble name-defined ... */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4920 do
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4921 dbp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4922 while (!notinname (*dbp) && *dbp != ':');
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4923 if (*dbp == ':')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4924 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4925 do
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4926 dbp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4927 while (*dbp == ':');
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4928
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4929 if (strneq (dbp, "def", 3) || strneq (dbp, "DEF", 3))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4930 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4931 dbp = skip_non_spaces (dbp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4932 dbp = skip_spaces (dbp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4933 L_getit ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4934 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4935 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4936 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4937 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4938 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
4939
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4940
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4941 /*
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4942 * Lua script language parsing
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4943 * Original code by David A. Capello <dacap@users.sourceforge.net> (2004)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4944 *
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4945 * "function" and "local function" are tags if they start at column 1.
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4946 */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4947 static void
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4948 Lua_functions (inf)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4949 FILE *inf;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4950 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4951 register char *bp;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4952
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4953 LOOP_ON_INPUT_LINES (inf, lb, bp)
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4954 {
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4955 if (bp[0] != 'f' && bp[0] != 'l')
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4956 continue;
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4957
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4958 LOOKING_AT (bp, "local"); /* skip possible "local" */
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4959
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4960 if (LOOKING_AT (bp, "function"))
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4961 get_tag (bp, NULL);
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4962 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4963 }
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4964
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4965
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
4966 /*
2554
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4967 * Postscript tags
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4968 * Just look for lines where the first character is '/'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4969 * Also look at "defineps" for PSWrap
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4970 * Ideas by:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4971 * Richard Mlynarik <mly@adoc.xerox.com> (1997)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4972 * Masatake Yamato <masata-y@is.aist-nara.ac.jp> (1999)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4973 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
4974 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4975 PS_functions (inf)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4976 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4977 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4978 register char *bp, *ep;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4979
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4980 LOOP_ON_INPUT_LINES (inf, lb, bp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4981 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4982 if (bp[0] == '/')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4983 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4984 for (ep = bp+1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4985 *ep != '\0' && *ep != ' ' && *ep != '{';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4986 ep++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4987 continue;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4988 make_tag (bp, ep - bp, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4989 lb.buffer, ep - lb.buffer + 1, lineno, linecharno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4990 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4991 else if (LOOKING_AT (bp, "defineps"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
4992 get_tag (bp, NULL);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4993 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4994 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4995
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4996
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4997 /*
2554
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4998 * Forth tags
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
4999 * Ignore anything after \ followed by space or in ( )
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5000 * Look for words defined by :
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5001 * Look for constant, code, create, defer, value, and variable
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5002 * OBP extensions: Look for buffer:, field,
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5003 * Ideas by Eduardo Horvath <eeh@netbsd.org> (2004)
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5004 */
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5005 static void
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5006 Forth_words (inf)
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5007 FILE *inf;
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5008 {
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5009 register char *bp;
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5010
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5011 LOOP_ON_INPUT_LINES (inf, lb, bp)
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5012 while ((bp = skip_spaces (bp))[0] != '\0')
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5013 if (bp[0] == '\\' && iswhite(bp[1]))
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5014 break; /* read next line */
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5015 else if (bp[0] == '(' && iswhite(bp[1]))
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5016 do /* skip to ) or eol */
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5017 bp++;
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5018 while (*bp != ')' && *bp != '\0');
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5019 else if ((bp[0] == ':' && iswhite(bp[1]) && bp++)
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5020 || LOOKING_AT_NOCASE (bp, "constant")
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5021 || LOOKING_AT_NOCASE (bp, "code")
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5022 || LOOKING_AT_NOCASE (bp, "create")
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5023 || LOOKING_AT_NOCASE (bp, "defer")
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5024 || LOOKING_AT_NOCASE (bp, "value")
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5025 || LOOKING_AT_NOCASE (bp, "variable")
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5026 || LOOKING_AT_NOCASE (bp, "buffer:")
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5027 || LOOKING_AT_NOCASE (bp, "field"))
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5028 get_tag (skip_spaces (bp), NULL); /* Yay! A definition! */
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5029 else
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5030 bp = skip_non_spaces (bp);
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5031 }
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5032
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5033
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
5034 /*
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5035 * Scheme tag functions
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5036 * look for (def... xyzzy
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5037 * (def... (xyzzy
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5038 * (def ... ((...(xyzzy ....
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5039 * (set! xyzzy
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5040 * Original code by Ken Haase (1985?)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5041 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5042 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5043 Scheme_functions (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5044 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5045 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5046 register char *bp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5047
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5048 LOOP_ON_INPUT_LINES (inf, lb, bp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5049 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5050 if (strneq (bp, "(def", 4) || strneq (bp, "(DEF", 4))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5051 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5052 bp = skip_non_spaces (bp+4);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5053 /* Skip over open parens and white space */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5054 while (notinname (*bp))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5055 bp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5056 get_tag (bp, NULL);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5057 }
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5058 if (LOOKING_AT (bp, "(SET!") || LOOKING_AT (bp, "(set!"))
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5059 get_tag (bp, NULL);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5060 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5061 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5062
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5063
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5064 /* Find tags in TeX and LaTeX input files. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5065
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5066 /* TEX_toktab is a table of TeX control sequences that define tags.
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5067 * Each entry records one such control sequence.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5068 *
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5069 * Original code from who knows whom.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5070 * Ideas by:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5071 * Stefan Monnier (2002)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5072 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5073
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5074 static linebuffer *TEX_toktab = NULL; /* Table with tag tokens */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5075
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5076 /* Default set of control sequences to put into TEX_toktab.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5077 The value of environment var TEXTAGS is prepended to this. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5078 static char *TEX_defenv = "\
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5079 :chapter:section:subsection:subsubsection:eqno:label:ref:cite:bibitem\
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5080 :part:appendix:entry:index:def\
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5081 :newcommand:renewcommand:newenvironment:renewenvironment";
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5082
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5083 static void TEX_mode __P((FILE *));
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5084 static void TEX_decode_env __P((char *, char *));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5085
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5086 static char TEX_esc = '\\';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5087 static char TEX_opgrp = '{';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5088 static char TEX_clgrp = '}';
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5089
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5090 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5091 * TeX/LaTeX scanning loop.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5092 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5093 static void
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5094 TeX_commands (inf)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5095 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5096 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5097 char *cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5098 linebuffer *key;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5099
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5100 /* Select either \ or ! as escape character. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5101 TEX_mode (inf);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5102
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5103 /* Initialize token table once from environment. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5104 if (TEX_toktab == NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5105 TEX_decode_env ("TEXTAGS", TEX_defenv);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5106
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5107 LOOP_ON_INPUT_LINES (inf, lb, cp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5108 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5109 /* Look at each TEX keyword in line. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5110 for (;;)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5111 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5112 /* Look for a TEX escape. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5113 while (*cp++ != TEX_esc)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5114 if (cp[-1] == '\0' || cp[-1] == '%')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5115 goto tex_next_line;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5116
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5117 for (key = TEX_toktab; key->buffer != NULL; key++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5118 if (strneq (cp, key->buffer, key->len))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5119 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5120 register char *p;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5121 int namelen, linelen;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5122 bool opgrp = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5123
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5124 cp = skip_spaces (cp + key->len);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5125 if (*cp == TEX_opgrp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5126 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5127 opgrp = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5128 cp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5129 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5130 for (p = cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5131 (!iswhite (*p) && *p != '#' &&
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5132 *p != TEX_opgrp && *p != TEX_clgrp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5133 p++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5134 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5135 namelen = p - cp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5136 linelen = lb.len;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5137 if (!opgrp || *p == TEX_clgrp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5138 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5139 while (*p != '\0' && *p != TEX_opgrp && *p != TEX_clgrp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5140 *p++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5141 linelen = p - lb.buffer + 1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5142 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5143 make_tag (cp, namelen, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5144 lb.buffer, linelen, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5145 goto tex_next_line; /* We only tag a line once */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5146 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5147 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5148 tex_next_line:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5149 ;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5150 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5151 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5152
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5153 #define TEX_LESC '\\'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5154 #define TEX_SESC '!'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5155
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5156 /* Figure out whether TeX's escapechar is '\\' or '!' and set grouping
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5157 chars accordingly. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5158 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5159 TEX_mode (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5160 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5161 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5162 int c;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5163
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5164 while ((c = getc (inf)) != EOF)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5165 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5166 /* Skip to next line if we hit the TeX comment char. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5167 if (c == '%')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5168 while (c != '\n')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5169 c = getc (inf);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5170 else if (c == TEX_LESC || c == TEX_SESC )
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5171 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5172 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5173
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5174 if (c == TEX_LESC)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5175 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5176 TEX_esc = TEX_LESC;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5177 TEX_opgrp = '{';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5178 TEX_clgrp = '}';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5179 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5180 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5181 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5182 TEX_esc = TEX_SESC;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5183 TEX_opgrp = '<';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5184 TEX_clgrp = '>';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5185 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5186 /* If the input file is compressed, inf is a pipe, and rewind may fail.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5187 No attempt is made to correct the situation. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5188 rewind (inf);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5189 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5190
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5191 /* Read environment and prepend it to the default string.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5192 Build token table. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5193 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5194 TEX_decode_env (evarname, defenv)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5195 char *evarname;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5196 char *defenv;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5197 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5198 register char *env, *p;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5199 int i, len;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5200
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5201 /* Append default string to environment. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5202 env = getenv (evarname);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5203 if (!env)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5204 env = defenv;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5205 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5206 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5207 char *oldenv = env;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5208 env = concat (oldenv, defenv, "");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5209 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5210
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5211 /* Allocate a token table */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5212 for (len = 1, p = env; p;)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5213 if ((p = etags_strchr (p, ':')) && *++p != '\0')
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5214 len++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5215 TEX_toktab = xnew (len, linebuffer);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5216
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5217 /* Unpack environment string into token table. Be careful about */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5218 /* zero-length strings (leading ':', "::" and trailing ':') */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5219 for (i = 0; *env != '\0';)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5220 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5221 p = etags_strchr (env, ':');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5222 if (!p) /* End of environment string. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5223 p = env + strlen (env);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5224 if (p - env > 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5225 { /* Only non-zero strings. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5226 TEX_toktab[i].buffer = savenstr (env, p - env);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5227 TEX_toktab[i].len = p - env;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5228 i++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5229 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5230 if (*p)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5231 env = p + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5232 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5233 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5234 TEX_toktab[i].buffer = NULL; /* Mark end of table. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5235 TEX_toktab[i].len = 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5236 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5237 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5238 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5239 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5240
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5241
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5242 /* Texinfo support. Dave Love, Mar. 2000. */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5243 static void
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5244 Texinfo_nodes (inf)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5245 FILE * inf;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5246 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5247 char *cp, *start;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5248 LOOP_ON_INPUT_LINES (inf, lb, cp)
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5249 if (LOOKING_AT (cp, "@node"))
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5250 {
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5251 start = cp;
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5252 while (*cp != '\0' && *cp != ',')
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5253 cp++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5254 make_tag (start, cp - start, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5255 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5256 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5257 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5258
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5259
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5260 /*
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5261 * HTML support.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5262 * Contents of <title>, <h1>, <h2>, <h3> are tags.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5263 * Contents of <a name=xxx> are tags with name xxx.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5264 *
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5265 * Francesco Potort́, 2002.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5266 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5267 static void
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5268 HTML_labels (inf)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5269 FILE * inf;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5270 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5271 bool getnext = FALSE; /* next text outside of HTML tags is a tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5272 bool skiptag = FALSE; /* skip to the end of the current HTML tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5273 bool intag = FALSE; /* inside an html tag, looking for ID= */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5274 bool inanchor = FALSE; /* when INTAG, is an anchor, look for NAME= */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5275 char *end;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5276
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5277
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5278 linebuffer_setlen (&token_name, 0); /* no name in buffer */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5279
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5280 LOOP_ON_INPUT_LINES (inf, lb, dbp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5281 for (;;) /* loop on the same line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5282 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5283 if (skiptag) /* skip HTML tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5284 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5285 while (*dbp != '\0' && *dbp != '>')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5286 dbp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5287 if (*dbp == '>')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5288 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5289 dbp += 1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5290 skiptag = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5291 continue; /* look on the same line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5292 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5293 break; /* go to next line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5294 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5295
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5296 else if (intag) /* look for "name=" or "id=" */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5297 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5298 while (*dbp != '\0' && *dbp != '>'
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5299 && lowcase (*dbp) != 'n' && lowcase (*dbp) != 'i')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5300 dbp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5301 if (*dbp == '\0')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5302 break; /* go to next line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5303 if (*dbp == '>')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5304 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5305 dbp += 1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5306 intag = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5307 continue; /* look on the same line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5308 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5309 if ((inanchor && LOOKING_AT_NOCASE (dbp, "name="))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5310 || LOOKING_AT_NOCASE (dbp, "id="))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5311 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5312 bool quoted = (dbp[0] == '"');
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5313
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5314 if (quoted)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5315 for (end = ++dbp; *end != '\0' && *end != '"'; end++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5316 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5317 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5318 for (end = dbp; *end != '\0' && intoken (*end); end++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5319 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5320 linebuffer_setlen (&token_name, end - dbp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5321 strncpy (token_name.buffer, dbp, end - dbp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5322 token_name.buffer[end - dbp] = '\0';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5323
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5324 dbp = end;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5325 intag = FALSE; /* we found what we looked for */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5326 skiptag = TRUE; /* skip to the end of the tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5327 getnext = TRUE; /* then grab the text */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5328 continue; /* look on the same line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5329 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5330 dbp += 1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5331 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5332
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5333 else if (getnext) /* grab next tokens and tag them */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5334 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5335 dbp = skip_spaces (dbp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5336 if (*dbp == '\0')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5337 break; /* go to next line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5338 if (*dbp == '<')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5339 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5340 intag = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5341 inanchor = (lowcase (dbp[1]) == 'a' && !intoken (dbp[2]));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5342 continue; /* look on the same line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5343 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5344
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5345 for (end = dbp + 1; *end != '\0' && *end != '<'; end++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5346 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5347 make_tag (token_name.buffer, token_name.len, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5348 dbp, end - dbp, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5349 linebuffer_setlen (&token_name, 0); /* no name in buffer */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5350 getnext = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5351 break; /* go to next line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5352 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5353
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5354 else /* look for an interesting HTML tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5355 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5356 while (*dbp != '\0' && *dbp != '<')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5357 dbp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5358 if (*dbp == '\0')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5359 break; /* go to next line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5360 intag = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5361 if (lowcase (dbp[1]) == 'a' && !intoken (dbp[2]))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5362 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5363 inanchor = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5364 continue; /* look on the same line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5365 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5366 else if (LOOKING_AT_NOCASE (dbp, "<title>")
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5367 || LOOKING_AT_NOCASE (dbp, "<h1>")
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5368 || LOOKING_AT_NOCASE (dbp, "<h2>")
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5369 || LOOKING_AT_NOCASE (dbp, "<h3>"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5370 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5371 intag = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5372 getnext = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5373 continue; /* look on the same line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5374 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5375 dbp += 1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5376 }
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5377 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5378 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5379
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5380
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5381 /*
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5382 * Prolog support
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5383 *
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5384 * Assumes that the predicate or rule starts at column 0.
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5385 * Only the first clause of a predicate or rule is added.
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5386 * Original code by Sunichirou Sugou (1989)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5387 * Rewritten by Anders Lindgren (1996)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5388 */
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5389 static int prolog_pr __P((char *, char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5390 static void prolog_skip_comment __P((linebuffer *, FILE *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5391 static int prolog_atom __P((char *, int));
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5392
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5393 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5394 Prolog_functions (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5395 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5396 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5397 char *cp, *last;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5398 int len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5399 int allocated;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5400
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5401 allocated = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5402 len = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5403 last = NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5404
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5405 LOOP_ON_INPUT_LINES (inf, lb, cp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5406 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5407 if (cp[0] == '\0') /* Empty line */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5408 continue;
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5409 else if (iswhite (cp[0])) /* Not a predicate */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5410 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5411 else if (cp[0] == '/' && cp[1] == '*') /* comment. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5412 prolog_skip_comment (&lb, inf);
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5413 else if ((len = prolog_pr (cp, last)) > 0)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5414 {
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5415 /* Predicate or rule. Store the function name so that we
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5416 only generate a tag for the first clause. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5417 if (last == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5418 last = xnew(len + 1, char);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5419 else if (len + 1 > allocated)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5420 xrnew (last, len + 1, char);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5421 allocated = len + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5422 strncpy (last, cp, len);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5423 last[len] = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5424 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5425 }
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
5426 if (last != NULL)
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
5427 free (last);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5428 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5429
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5430
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5431 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5432 prolog_skip_comment (plb, inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5433 linebuffer *plb;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5434 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5435 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5436 char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5437
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5438 do
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5439 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5440 for (cp = plb->buffer; *cp != '\0'; cp++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5441 if (cp[0] == '*' && cp[1] == '/')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5442 return;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5443 readline (plb, inf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5444 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5445 while (!feof(inf));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5446 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5447
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5448 /*
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5449 * A predicate or rule definition is added if it matches:
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5450 * <beginning of line><Prolog Atom><whitespace>(
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5451 * or <beginning of line><Prolog Atom><whitespace>:-
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5452 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5453 * It is added to the tags database if it doesn't match the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5454 * name of the previous clause header.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5455 *
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5456 * Return the size of the name of the predicate or rule, or 0 if no
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5457 * header was found.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5458 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5459 static int
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5460 prolog_pr (s, last)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5461 char *s;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5462 char *last; /* Name of last clause. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5463 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5464 int pos;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5465 int len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5466
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5467 pos = prolog_atom (s, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5468 if (pos < 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5469 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5470
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5471 len = pos;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5472 pos = skip_spaces (s + pos) - s;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5473
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5474 if ((s[pos] == '.'
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5475 || (s[pos] == '(' && (pos += 1))
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5476 || (s[pos] == ':' && s[pos + 1] == '-' && (pos += 2)))
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5477 && (last == NULL /* save only the first clause */
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
5478 || len != (int)strlen (last)
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5479 || !strneq (s, last, len)))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5480 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5481 make_tag (s, len, TRUE, s, pos, lineno, linecharno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5482 return len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5483 }
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5484 else
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5485 return 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5486 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5487
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5488 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5489 * Consume a Prolog atom.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5490 * Return the number of bytes consumed, or -1 if there was an error.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5491 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5492 * A prolog atom, in this context, could be one of:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5493 * - An alphanumeric sequence, starting with a lower case letter.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5494 * - A quoted arbitrary string. Single quotes can escape themselves.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5495 * Backslash quotes everything.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5496 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5497 static int
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5498 prolog_atom (s, pos)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5499 char *s;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5500 int pos;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5501 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5502 int origpos;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5503
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5504 origpos = pos;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5505
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5506 if (ISLOWER(s[pos]) || (s[pos] == '_'))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5507 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5508 /* The atom is unquoted. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5509 pos++;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5510 while (ISALNUM(s[pos]) || (s[pos] == '_'))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5511 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5512 pos++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5513 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5514 return pos - origpos;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5515 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5516 else if (s[pos] == '\'')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5517 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5518 pos++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5519
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5520 for (;;)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5521 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5522 if (s[pos] == '\'')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5523 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5524 pos++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5525 if (s[pos] != '\'')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5526 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5527 pos++; /* A double quote */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5528 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5529 else if (s[pos] == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5530 /* Multiline quoted atoms are ignored. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5531 return -1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5532 else if (s[pos] == '\\')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5533 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5534 if (s[pos+1] == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5535 return -1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5536 pos += 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5537 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5538 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5539 pos++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5540 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5541 return pos - origpos;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5542 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5543 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5544 return -1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5545 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5546
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5547
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5548 /*
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5549 * Support for Erlang
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5550 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5551 * Generates tags for functions, defines, and records.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5552 * Assumes that Erlang functions start at column 0.
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5553 * Original code by Anders Lindgren (1996)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5554 */
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5555 static int erlang_func __P((char *, char *));
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5556 static void erlang_attribute __P((char *));
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5557 static int erlang_atom __P((char *));
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5558
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5559 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5560 Erlang_functions (inf)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5561 FILE *inf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5562 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5563 char *cp, *last;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5564 int len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5565 int allocated;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5566
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5567 allocated = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5568 len = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5569 last = NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5570
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5571 LOOP_ON_INPUT_LINES (inf, lb, cp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5572 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5573 if (cp[0] == '\0') /* Empty line */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5574 continue;
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5575 else if (iswhite (cp[0])) /* Not function nor attribute */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5576 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5577 else if (cp[0] == '%') /* comment */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5578 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5579 else if (cp[0] == '"') /* Sometimes, strings start in column one */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5580 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5581 else if (cp[0] == '-') /* attribute, e.g. "-define" */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5582 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5583 erlang_attribute (cp);
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
5584 if (last != NULL)
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
5585 {
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
5586 free (last);
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
5587 last = NULL;
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
5588 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5589 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5590 else if ((len = erlang_func (cp, last)) > 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5591 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5592 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5593 * Function. Store the function name so that we only
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5594 * generates a tag for the first clause.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5595 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5596 if (last == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5597 last = xnew (len + 1, char);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5598 else if (len + 1 > allocated)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5599 xrnew (last, len + 1, char);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5600 allocated = len + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5601 strncpy (last, cp, len);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5602 last[len] = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5603 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5604 }
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
5605 if (last != NULL)
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
5606 free (last);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5607 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5608
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5609
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5610 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5611 * A function definition is added if it matches:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5612 * <beginning of line><Erlang Atom><whitespace>(
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5613 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5614 * It is added to the tags database if it doesn't match the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5615 * name of the previous clause header.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5616 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5617 * Return the size of the name of the function, or 0 if no function
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5618 * was found.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5619 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5620 static int
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5621 erlang_func (s, last)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5622 char *s;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5623 char *last; /* Name of last clause. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5624 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5625 int pos;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5626 int len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5627
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5628 pos = erlang_atom (s);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5629 if (pos < 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5630 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5631
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5632 len = pos;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5633 pos = skip_spaces (s + pos) - s;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5634
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5635 /* Save only the first clause. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5636 if (s[pos++] == '('
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5637 && (last == NULL
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5638 || len != (int)strlen (last)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5639 || !strneq (s, last, len)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5640 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5641 make_tag (s, len, TRUE, s, pos, lineno, linecharno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5642 return len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5643 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5644
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5645 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5646 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5647
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5648
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5649 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5650 * Handle attributes. Currently, tags are generated for defines
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5651 * and records.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5652 *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5653 * They are on the form:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5654 * -define(foo, bar).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5655 * -define(Foo(M, N), M+N).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5656 * -record(graph, {vtab = notable, cyclic = true}).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5657 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5658 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5659 erlang_attribute (s)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5660 char *s;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5661 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5662 char *cp = s;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5663
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5664 if ((LOOKING_AT (cp, "-define") || LOOKING_AT (cp, "-record"))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5665 && *cp++ == '(')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5666 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5667 int len = erlang_atom (skip_spaces (cp));
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5668 if (len > 0)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5669 make_tag (cp, len, TRUE, s, cp + len - s, lineno, linecharno);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5670 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5671 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5672 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5673
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5674
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5675 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5676 * Consume an Erlang atom (or variable).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5677 * Return the number of bytes consumed, or -1 if there was an error.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5678 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5679 static int
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5680 erlang_atom (s)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5681 char *s;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5682 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5683 int pos = 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5684
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5685 if (ISALPHA (s[pos]) || s[pos] == '_')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5686 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5687 /* The atom is unquoted. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5688 do
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5689 pos++;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5690 while (ISALNUM (s[pos]) || s[pos] == '_');
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5691 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5692 else if (s[pos] == '\'')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5693 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5694 for (pos++; s[pos] != '\''; pos++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5695 if (s[pos] == '\0' /* multiline quoted atoms are ignored */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5696 || (s[pos] == '\\' && s[++pos] == '\0'))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5697 return 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5698 pos++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5699 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5700
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5701 return pos;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5702 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5703
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5704
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5705 static char *scan_separators __P((char *));
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5706 static void add_regex __P((char *, language *));
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5707 static char *substitute __P((char *, char *, struct re_registers *));
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5708
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5709 /*
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5710 * Take a string like "/blah/" and turn it into "blah", verifying
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5711 * that the first and last characters are the same, and handling
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5712 * quoted separator characters. Actually, stops on the occurrence of
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5713 * an unquoted separator. Also process \t, \n, etc. and turn into
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5714 * appropriate characters. Works in place. Null terminates name string.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5715 * Returns pointer to terminating separator, or NULL for
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5716 * unterminated regexps.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5717 */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5718 static char *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5719 scan_separators (name)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5720 char *name;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5721 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5722 char sep = name[0];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5723 char *copyto = name;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5724 bool quoted = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5725
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5726 for (++name; *name != '\0'; ++name)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5727 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5728 if (quoted)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5729 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5730 switch (*name)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5731 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5732 case 'a': *copyto++ = '\007'; break; /* BEL (bell) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5733 case 'b': *copyto++ = '\b'; break; /* BS (back space) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5734 case 'd': *copyto++ = 0177; break; /* DEL (delete) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5735 case 'e': *copyto++ = 033; break; /* ESC (delete) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5736 case 'f': *copyto++ = '\f'; break; /* FF (form feed) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5737 case 'n': *copyto++ = '\n'; break; /* NL (new line) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5738 case 'r': *copyto++ = '\r'; break; /* CR (carriage return) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5739 case 't': *copyto++ = '\t'; break; /* TAB (horizontal tab) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5740 case 'v': *copyto++ = '\v'; break; /* VT (vertical tab) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5741 default:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5742 if (*name == sep)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5743 *copyto++ = sep;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5744 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5745 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5746 /* Something else is quoted, so preserve the quote. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5747 *copyto++ = '\\';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5748 *copyto++ = *name;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5749 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5750 break;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5751 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5752 quoted = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5753 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5754 else if (*name == '\\')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5755 quoted = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5756 else if (*name == sep)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5757 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5758 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5759 *copyto++ = *name;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5760 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5761 if (*name != sep)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5762 name = NULL; /* signal unterminated regexp */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5763
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5764 /* Terminate copied string. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5765 *copyto = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5766 return name;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5767 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5768
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5769 /* Look at the argument of --regex or --no-regex and do the right
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5770 thing. Same for each line of a regexp file. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5771 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5772 analyse_regex (regex_arg)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5773 char *regex_arg;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5774 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5775 if (regex_arg == NULL)
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5776 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5777 free_regexps (); /* --no-regex: remove existing regexps */
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5778 return;
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5779 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5780
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5781 /* A real --regexp option or a line in a regexp file. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5782 switch (regex_arg[0])
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5783 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5784 /* Comments in regexp file or null arg to --regex. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5785 case '\0':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5786 case ' ':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5787 case '\t':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5788 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5789
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5790 /* Read a regex file. This is recursive and may result in a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5791 loop, which will stop when the file descriptors are exhausted. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5792 case '@':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5793 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5794 FILE *regexfp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5795 linebuffer regexbuf;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5796 char *regexfile = regex_arg + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5797
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5798 /* regexfile is a file containing regexps, one per line. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5799 regexfp = fopen (regexfile, "r");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5800 if (regexfp == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5801 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5802 pfatal (regexfile);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5803 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5804 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5805 linebuffer_init (&regexbuf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5806 while (readline_internal (&regexbuf, regexfp) > 0)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5807 analyse_regex (regexbuf.buffer);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5808 free (regexbuf.buffer);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5809 fclose (regexfp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5810 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5811 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5812
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5813 /* Regexp to be used for a specific language only. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5814 case '{':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5815 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5816 language *lang;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5817 char *lang_name = regex_arg + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5818 char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5819
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5820 for (cp = lang_name; *cp != '}'; cp++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5821 if (*cp == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5822 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5823 error ("unterminated language name in regex: %s", regex_arg);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5824 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5825 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5826 *cp++ = '\0';
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5827 lang = get_language_from_langname (lang_name);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5828 if (lang == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5829 return;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5830 add_regex (cp, lang);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5831 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5832 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5833
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5834 /* Regexp to be used for any language. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5835 default:
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5836 add_regex (regex_arg, NULL);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5837 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5838 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5839 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5840
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5841 /* Separate the regexp pattern, compile it,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5842 and care for optional name and modifiers. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
5843 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5844 add_regex (regexp_pattern, lang)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5845 char *regexp_pattern;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5846 language *lang;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5847 {
531
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 523
diff changeset
5848 static struct re_pattern_buffer zeropattern;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5849 char sep, *pat, *name, *modifiers;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5850 const char *err;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5851 struct re_pattern_buffer *patbuf;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5852 regexp *rp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5853 bool
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5854 force_explicit_name = TRUE, /* do not use implicit tag names */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5855 ignore_case = FALSE, /* case is significant */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5856 multi_line = FALSE, /* matches are done one line at a time */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5857 single_line = FALSE; /* dot does not match newline */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5858
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5859
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5860 if (strlen(regexp_pattern) < 3)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5861 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5862 error ("null regexp", (char *)NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5863 return;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5864 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5865 sep = regexp_pattern[0];
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5866 name = scan_separators (regexp_pattern);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5867 if (name == NULL)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5868 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5869 error ("%s: unterminated regexp", regexp_pattern);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5870 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5871 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5872 if (name[1] == sep)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5873 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5874 error ("null name for regexp \"%s\"", regexp_pattern);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5875 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5876 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5877 modifiers = scan_separators (name);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5878 if (modifiers == NULL) /* no terminating separator --> no name */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5879 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5880 modifiers = name;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5881 name = "";
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5882 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5883 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5884 modifiers += 1; /* skip separator */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5885
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5886 /* Parse regex modifiers. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5887 for (; modifiers[0] != '\0'; modifiers++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5888 switch (modifiers[0])
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5889 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5890 case 'N':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5891 if (modifiers == name)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5892 error ("forcing explicit tag name but no name, ignoring", NULL);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5893 force_explicit_name = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5894 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5895 case 'i':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5896 ignore_case = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5897 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5898 case 's':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5899 single_line = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5900 /* FALLTHRU */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5901 case 'm':
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5902 multi_line = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5903 need_filebuf = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5904 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5905 default:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5906 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5907 char wrongmod [2];
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5908 wrongmod[0] = modifiers[0];
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5909 wrongmod[1] = '\0';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5910 error ("invalid regexp modifier `%s', ignoring", wrongmod);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5911 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5912 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5913 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5914
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5915 patbuf = xnew (1, struct re_pattern_buffer);
531
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 523
diff changeset
5916 *patbuf = zeropattern;
0493e9f3c27f [xemacs-hg @ 2001-05-12 11:16:12 by ben]
ben
parents: 523
diff changeset
5917 if (ignore_case)
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5918 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5919 static char lc_trans[CHARS];
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5920 int i;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5921 for (i = 0; i < CHARS; i++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5922 lc_trans[i] = lowcase (i);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5923 patbuf->translate = lc_trans; /* translation table to fold case */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5924 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5925
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5926 if (multi_line)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5927 pat = concat ("^", regexp_pattern, ""); /* anchor to beginning of line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5928 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5929 pat = regexp_pattern;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5930
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5931 if (single_line)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5932 re_set_syntax (RE_SYNTAX_EMACS | RE_DOT_NEWLINE);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5933 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5934 re_set_syntax (RE_SYNTAX_EMACS);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5935
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5936 err = re_compile_pattern (pat, strlen (regexp_pattern), patbuf);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5937 if (multi_line)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5938 free (pat);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5939 if (err != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5940 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5941 error ("%s while compiling pattern", err);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5942 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5943 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5944
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5945 rp = p_head;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5946 p_head = xnew (1, regexp);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5947 p_head->pattern = savestr (regexp_pattern);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5948 p_head->p_next = rp;
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5949 p_head->lang = lang;
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
5950 p_head->pat = patbuf;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5951 p_head->name = savestr (name);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5952 p_head->error_signaled = FALSE;
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5953 p_head->force_explicit_name = force_explicit_name;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5954 p_head->ignore_case = ignore_case;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5955 p_head->multi_line = multi_line;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5956 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5957
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5958 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5959 * Do the substitutions indicated by the regular expression and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5960 * arguments.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5961 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5962 static char *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5963 substitute (in, out, regs)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5964 char *in, *out;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5965 struct re_registers *regs;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5966 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5967 char *result, *t;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5968 int size, dig, diglen;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5969
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5970 result = NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5971 size = strlen (out);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5972
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5973 /* Pass 1: figure out how much to allocate by finding all \N strings. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5974 if (out[size - 1] == '\\')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5975 fatal ("pattern error in \"%s\"", out);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5976 for (t = etags_strchr (out, '\\');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5977 t != NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5978 t = etags_strchr (t + 2, '\\'))
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5979 if (ISDIGIT (t[1]))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5980 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5981 dig = t[1] - '0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5982 diglen = regs->end[dig] - regs->start[dig];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5983 size += diglen - 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5984 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5985 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5986 size -= 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5987
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5988 /* Allocate space and do the substitutions. */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
5989 assert (size >= 0);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5990 result = xnew (size + 1, char);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5991
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5992 for (t = result; *out != '\0'; out++)
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
5993 if (*out == '\\' && ISDIGIT (*++out))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5994 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5995 dig = *out - '0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5996 diglen = regs->end[dig] - regs->start[dig];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5997 strncpy (t, in + regs->start[dig], diglen);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5998 t += diglen;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5999 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6000 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6001 *t++ = *out;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6002 *t = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6003
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6004 assert (t <= result + size);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6005 assert (t - result == (int)strlen (result));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6006
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6007 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6008 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6009
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6010 /* Deallocate all regexps. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6011 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6012 free_regexps ()
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6013 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6014 regexp *rp;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6015 while (p_head != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6016 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6017 rp = p_head->p_next;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6018 free (p_head->pattern);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6019 free (p_head->name);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6020 free (p_head);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6021 p_head = rp;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6022 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6023 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6024 }
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6025
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6026 /*
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6027 * Reads the whole file as a single string from `filebuf' and looks for
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6028 * multi-line regular expressions, creating tags on matches.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6029 * readline already dealt with normal regexps.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6030 *
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6031 * Idea by Ben Wing <ben@666.com> (2002).
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6032 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6033 static void
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6034 regex_tag_multiline ()
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6035 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6036 char *buffer = filebuf.buffer;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6037 regexp *rp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6038 char *name;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6039
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6040 for (rp = p_head; rp != NULL; rp = rp->p_next)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6041 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6042 int match = 0;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6043
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6044 if (!rp->multi_line)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6045 continue; /* skip normal regexps */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6046
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6047 /* Generic initialisations before parsing file from memory. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6048 lineno = 1; /* reset global line number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6049 charno = 0; /* reset global char number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6050 linecharno = 0; /* reset global char number of line start */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6051
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6052 /* Only use generic regexps or those for the current language. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6053 if (rp->lang != NULL && rp->lang != curfdp->lang)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6054 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6055
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6056 while (match >= 0 && match < filebuf.len)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6057 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6058 match = re_search (rp->pat, buffer, filebuf.len, charno,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6059 filebuf.len - match, &rp->regs);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6060 switch (match)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6061 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6062 case -2:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6063 /* Some error. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6064 if (!rp->error_signaled)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6065 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6066 error ("regexp stack overflow while matching \"%s\"",
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6067 rp->pattern);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6068 rp->error_signaled = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6069 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6070 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6071 case -1:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6072 /* No match. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6073 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6074 default:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6075 if (match == rp->regs.end[0])
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6076 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6077 if (!rp->error_signaled)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6078 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6079 error ("regexp matches the empty string: \"%s\"",
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6080 rp->pattern);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6081 rp->error_signaled = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6082 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6083 match = -3; /* exit from while loop */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6084 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6085 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6086
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6087 /* Match occurred. Construct a tag. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6088 while (charno < rp->regs.end[0])
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6089 if (buffer[charno++] == '\n')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6090 lineno++, linecharno = charno;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6091 name = rp->name;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6092 if (name[0] == '\0')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6093 name = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6094 else /* make a named tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6095 name = substitute (buffer, rp->name, &rp->regs);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6096 if (rp->force_explicit_name)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6097 /* Force explicit tag name, if a name is there. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6098 pfnote (name, TRUE, buffer + linecharno,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6099 charno - linecharno + 1, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6100 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6101 make_tag (name, strlen (name), TRUE, buffer + linecharno,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6102 charno - linecharno + 1, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6103 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6104 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6105 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6106 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6107 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6108
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6109
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6110 static bool
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6111 nocase_tail (cp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6112 char *cp;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6113 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6114 register int len = 0;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6115
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6116 while (*cp != '\0' && lowcase (*cp) == lowcase (dbp[len]))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6117 cp++, len++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6118 if (*cp == '\0' && !intoken (dbp[len]))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6119 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6120 dbp += len;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6121 return TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6122 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6123 return FALSE;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6124 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6125
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6126 static void
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6127 get_tag (bp, namepp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6128 register char *bp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6129 char **namepp;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6130 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6131 register char *cp = bp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6132
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6133 if (*bp != '\0')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6134 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6135 /* Go till you get to white space or a syntactic break */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6136 for (cp = bp + 1; !notinname (*cp); cp++)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6137 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6138 make_tag (bp, cp - bp, TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6139 lb.buffer, cp - lb.buffer + 1, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6140 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6141
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6142 if (namepp != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6143 *namepp = savenstr (bp, cp - bp);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6144 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6145
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6146 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6147 * Read a line of text from `stream' into `lbp', excluding the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6148 * newline or CR-NL, if any. Return the number of characters read from
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6149 * `stream', which is the length of the line including the newline.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6150 *
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6151 * On DOS or Windows we do not count the CR character, if any before the
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6152 * NL, in the returned length; this mirrors the behavior of Emacs on those
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6153 * platforms (for text files, it translates CR-NL to NL as it reads in the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6154 * file).
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6155 *
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6156 * If multi-line regular expressions are requested, each line read is
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6157 * appended to `filebuf'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6158 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6159 static long
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6160 readline_internal (lbp, stream)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6161 linebuffer *lbp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6162 register FILE *stream;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6163 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6164 char *buffer = lbp->buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6165 register char *p = lbp->buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6166 register char *pend;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6167 int chars_deleted;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6168
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6169 pend = p + lbp->size; /* Separate to avoid 386/IX compiler bug. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6170
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6171 for (;;)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6172 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6173 register int c = getc (stream);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6174 if (p == pend)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6175 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6176 /* We're at the end of linebuffer: expand it. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6177 lbp->size *= 2;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6178 xrnew (buffer, lbp->size, char);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6179 p += buffer - lbp->buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6180 pend = buffer + lbp->size;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6181 lbp->buffer = buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6182 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6183 if (c == EOF)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6184 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6185 *p = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6186 chars_deleted = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6187 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6188 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6189 if (c == '\n')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6190 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6191 if (p > buffer && p[-1] == '\r')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6192 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6193 p -= 1;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6194 #ifdef DOS_NT
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6195 /* Assume CRLF->LF translation will be performed by Emacs
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6196 when loading this file, so CRs won't appear in the buffer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6197 It would be cleaner to compensate within Emacs;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6198 however, Emacs does not know how many CRs were deleted
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6199 before any given point in the file. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6200 chars_deleted = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6201 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6202 chars_deleted = 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6203 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6204 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6205 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6206 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6207 chars_deleted = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6208 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6209 *p = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6210 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6211 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6212 *p++ = c;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6213 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6214 lbp->len = p - buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6215
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6216 if (need_filebuf /* we need filebuf for multi-line regexps */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6217 && chars_deleted > 0) /* not at EOF */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6218 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6219 while (filebuf.size <= filebuf.len + lbp->len + 1) /* +1 for \n */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6220 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6221 /* Expand filebuf. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6222 filebuf.size *= 2;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6223 xrnew (filebuf.buffer, filebuf.size, char);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6224 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6225 strncpy (filebuf.buffer + filebuf.len, lbp->buffer, lbp->len);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6226 filebuf.len += lbp->len;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6227 filebuf.buffer[filebuf.len++] = '\n';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6228 filebuf.buffer[filebuf.len] = '\0';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6229 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6230
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6231 return lbp->len + chars_deleted;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6232 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6233
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6234 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6235 * Like readline_internal, above, but in addition try to match the
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6236 * input line against relevant regular expressions and manage #line
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6237 * directives.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6238 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6239 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6240 readline (lbp, stream)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6241 linebuffer *lbp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6242 FILE *stream;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6243 {
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6244 long result;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6245
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6246 linecharno = charno; /* update global char number of line start */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6247 result = readline_internal (lbp, stream); /* read line */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6248 lineno += 1; /* increment global line number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6249 charno += result; /* increment global char number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6250
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6251 /* Honour #line directives. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6252 if (!no_line_directive)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6253 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6254 static bool discard_until_line_directive;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6255
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6256 /* Check whether this is a #line directive. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6257 if (result > 12 && strneq (lbp->buffer, "#line ", 6))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6258 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6259 int start, lno;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6260
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6261 if (DEBUG) start = 0; /* shut up the compiler */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6262 if (sscanf (lbp->buffer, "#line %d \"%n", &lno, &start) == 1)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6263 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6264 char *endp = lbp->buffer + start;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6265
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6266 assert (start > 0);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6267 while ((endp = etags_strchr (endp, '"')) != NULL
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6268 && endp[-1] == '\\')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6269 endp++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6270 if (endp != NULL)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6271 /* Ok, this is a real #line directive. Let's deal with it. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6272 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6273 char *taggedabsname; /* absolute name of original file */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6274 char *taggedfname; /* name of original file as given */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6275 char *name; /* temp var */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6276
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6277 discard_until_line_directive = FALSE; /* found it */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6278 name = lbp->buffer + start;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6279 *endp = '\0';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6280 canonicalize_filename (name); /* for DOS */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6281 taggedabsname = absolute_filename (name, curfdp->infabsdir);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6282 if (filename_is_absolute (name)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6283 || filename_is_absolute (curfdp->infname))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6284 taggedfname = savestr (taggedabsname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6285 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6286 taggedfname = relative_filename (taggedabsname,tagfiledir);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6287
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6288 if (streq (curfdp->taggedfname, taggedfname))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6289 /* The #line directive is only a line number change. We
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6290 deal with this afterwards. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6291 free (taggedfname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6292 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6293 /* The tags following this #line directive should be
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6294 attributed to taggedfname. In order to do this, set
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6295 curfdp accordingly. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6296 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6297 fdesc *fdp; /* file description pointer */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6298
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6299 /* Go look for a file description already set up for the
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6300 file indicated in the #line directive. If there is
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6301 one, use it from now until the next #line
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6302 directive. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6303 for (fdp = fdhead; fdp != NULL; fdp = fdp->next)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6304 if (streq (fdp->infname, curfdp->infname)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6305 && streq (fdp->taggedfname, taggedfname))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6306 /* If we remove the second test above (after the &&)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6307 then all entries pertaining to the same file are
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6308 coalesced in the tags file. If we use it, then
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6309 entries pertaining to the same file but generated
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6310 from different files (via #line directives) will
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6311 go into separate sections in the tags file. These
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6312 alternatives look equivalent. The first one
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6313 destroys some apparently useless information. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6314 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6315 curfdp = fdp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6316 free (taggedfname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6317 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6318 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6319 /* Else, if we already tagged the real file, skip all
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6320 input lines until the next #line directive. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6321 if (fdp == NULL) /* not found */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6322 for (fdp = fdhead; fdp != NULL; fdp = fdp->next)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6323 if (streq (fdp->infabsname, taggedabsname))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6324 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6325 discard_until_line_directive = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6326 free (taggedfname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6327 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6328 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6329 /* Else create a new file description and use that from
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6330 now on, until the next #line directive. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6331 if (fdp == NULL) /* not found */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6332 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6333 fdp = fdhead;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6334 fdhead = xnew (1, fdesc);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6335 *fdhead = *curfdp; /* copy curr. file description */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6336 fdhead->next = fdp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6337 fdhead->infname = savestr (curfdp->infname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6338 fdhead->infabsname = savestr (curfdp->infabsname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6339 fdhead->infabsdir = savestr (curfdp->infabsdir);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6340 fdhead->taggedfname = taggedfname;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6341 fdhead->usecharno = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6342 fdhead->prop = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6343 fdhead->written = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6344 curfdp = fdhead;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6345 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6346 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6347 free (taggedabsname);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6348 lineno = lno - 1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6349 readline (lbp, stream);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6350 return;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6351 } /* if a real #line directive */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6352 } /* if #line is followed by a a number */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6353 } /* if line begins with "#line " */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6354
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6355 /* If we are here, no #line directive was found. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6356 if (discard_until_line_directive)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6357 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6358 if (result > 0)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6359 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6360 /* Do a tail recursion on ourselves, thus discarding the contents
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6361 of the line buffer. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6362 readline (lbp, stream);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6363 return;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6364 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6365 /* End of file. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6366 discard_until_line_directive = FALSE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6367 return;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6368 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6369 } /* if #line directives should be considered */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6370
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6371 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6372 int match;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6373 regexp *rp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6374 char *name;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6375
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6376 /* Match against relevant regexps. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6377 if (lbp->len > 0)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6378 for (rp = p_head; rp != NULL; rp = rp->p_next)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6379 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6380 /* Only use generic regexps or those for the current language.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6381 Also do not use multiline regexps, which is the job of
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6382 regex_tag_multiline. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6383 if ((rp->lang != NULL && rp->lang != fdhead->lang)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6384 || rp->multi_line)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6385 continue;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6386
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6387 match = re_match (rp->pat, lbp->buffer, lbp->len, 0, &rp->regs);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6388 switch (match)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6389 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6390 case -2:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6391 /* Some error. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6392 if (!rp->error_signaled)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6393 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6394 error ("regexp stack overflow while matching \"%s\"",
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6395 rp->pattern);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6396 rp->error_signaled = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6397 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6398 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6399 case -1:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6400 /* No match. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6401 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6402 case 0:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6403 /* Empty string matched. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6404 if (!rp->error_signaled)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6405 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6406 error ("regexp matches the empty string: \"%s\"", rp->pattern);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6407 rp->error_signaled = TRUE;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6408 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6409 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6410 default:
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6411 /* Match occurred. Construct a tag. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6412 name = rp->name;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6413 if (name[0] == '\0')
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6414 name = NULL;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6415 else /* make a named tag */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6416 name = substitute (lbp->buffer, rp->name, &rp->regs);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6417 if (rp->force_explicit_name)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6418 /* Force explicit tag name, if a name is there. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6419 pfnote (name, TRUE, lbp->buffer, match, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6420 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6421 make_tag (name, strlen (name), TRUE,
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6422 lbp->buffer, match, lineno, linecharno);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6423 break;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6424 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6425 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6426 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6427 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6428
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6429
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6430 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6431 * Return a pointer to a space of size strlen(cp)+1 allocated
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6432 * with xnew where the string CP has been copied.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6433 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6434 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6435 savestr (cp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6436 char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6437 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6438 return savenstr (cp, strlen (cp));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6439 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6440
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6441 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6442 * Return a pointer to a space of size LEN+1 allocated with xnew where
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6443 * the string CP has been copied for at most the first LEN characters.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6444 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6445 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6446 savenstr (cp, len)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6447 char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6448 int len;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6449 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6450 register char *dp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6451
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6452 dp = xnew (len + 1, char);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6453 strncpy (dp, cp, len);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6454 dp[len] = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6455 return dp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6456 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6457
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6458 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6459 * Return the ptr in sp at which the character c last
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6460 * appears; NULL if not found
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6461 *
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6462 * Identical to POSIX strrchr, included for portability.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6463 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6464 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6465 etags_strrchr (sp, c)
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6466 register const char *sp;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6467 register int c;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6468 {
438
84b14dcb0985 Import from CVS: tag r21-2-27
cvs
parents: 432
diff changeset
6469 register const char *r;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6470
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6471 r = NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6472 do
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6473 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6474 if (*sp == c)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6475 r = sp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6476 } while (*sp++);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6477 return (char *)r;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6478 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6479
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6480 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6481 * Return the ptr in sp at which the character c first
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6482 * appears; NULL if not found
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6483 *
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6484 * Identical to POSIX strchr, included for portability.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6485 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6486 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6487 etags_strchr (sp, c)
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6488 register const char *sp;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6489 register int c;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6490 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6491 do
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6492 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6493 if (*sp == c)
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6494 return (char *)sp;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6495 } while (*sp++);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6496 return NULL;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6497 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6498
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6499 /*
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6500 * Compare two strings, ignoring case for alphabetic characters.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6501 *
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6502 * Same as BSD's strcasecmp, included for portability.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6503 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6504 static int
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6505 etags_strcasecmp (s1, s2)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6506 register const char *s1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6507 register const char *s2;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6508 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6509 while (*s1 != '\0'
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6510 && (ISALPHA (*s1) && ISALPHA (*s2)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6511 ? lowcase (*s1) == lowcase (*s2)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6512 : *s1 == *s2))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6513 s1++, s2++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6514
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6515 return (ISALPHA (*s1) && ISALPHA (*s2)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6516 ? lowcase (*s1) - lowcase (*s2)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6517 : *s1 - *s2);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6518 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6519
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6520 /*
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6521 * Compare two strings, ignoring case for alphabetic characters.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6522 * Stop after a given number of characters
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6523 *
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6524 * Same as BSD's strncasecmp, included for portability.
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6525 */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6526 static int
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6527 etags_strncasecmp (s1, s2, n)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6528 register const char *s1;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6529 register const char *s2;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6530 register int n;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6531 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6532 while (*s1 != '\0' && n-- > 0
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6533 && (ISALPHA (*s1) && ISALPHA (*s2)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6534 ? lowcase (*s1) == lowcase (*s2)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6535 : *s1 == *s2))
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6536 s1++, s2++;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6537
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6538 if (n < 0)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6539 return 0;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6540 else
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6541 return (ISALPHA (*s1) && ISALPHA (*s2)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6542 ? lowcase (*s1) - lowcase (*s2)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6543 : *s1 - *s2);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6544 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6545
2554
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
6546 /* Skip spaces (end of string is not space), return new pointer. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6547 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6548 skip_spaces (cp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6549 char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6550 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6551 while (iswhite (*cp))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6552 cp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6553 return cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6554 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6555
2554
94f848eb8e4b [xemacs-hg @ 2005-02-03 18:09:26 by james]
james
parents: 2325
diff changeset
6556 /* Skip non spaces, except end of string, return new pointer. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6557 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6558 skip_non_spaces (cp)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6559 char *cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6560 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6561 while (*cp != '\0' && !iswhite (*cp))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6562 cp++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6563 return cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6564 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6565
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6566 /* Print error message and exit. */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6567 void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6568 fatal (s1, s2)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6569 char *s1, *s2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6570 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6571 error (s1, s2);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6572 exit (EXIT_FAILURE);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6573 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6574
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6575 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6576 pfatal (s1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6577 char *s1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6578 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6579 perror (s1);
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6580 exit (EXIT_FAILURE);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6581 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6582
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6583 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6584 suggest_asking_for_help ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6585 {
2325
9d8bfee6e672 [xemacs-hg @ 2004-10-07 14:51:11 by james]
james
parents: 2225
diff changeset
6586 fprintf (stderr, "\tTry `%s %s' for a complete list of options.\n",
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
6587 progname, NO_LONG_OPTIONS ? "-h" : "--help");
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6588 exit (EXIT_FAILURE);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6589 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6590
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6591 /* Print error message. `s1' is printf control string, `s2' is arg for it. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6592 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6593 error (s1, s2)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6594 const char *s1, *s2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6595 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6596 fprintf (stderr, "%s: ", progname);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6597 fprintf (stderr, s1, s2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6598 fprintf (stderr, "\n");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6599 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6600
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6601 /* Return a newly-allocated string whose contents
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6602 concatenate those of s1, s2, s3. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6603 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6604 concat (s1, s2, s3)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6605 char *s1, *s2, *s3;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6606 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6607 int len1 = strlen (s1), len2 = strlen (s2), len3 = strlen (s3);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6608 char *result = xnew (len1 + len2 + len3 + 1, char);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6609
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6610 strcpy (result, s1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6611 strcpy (result + len1, s2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6612 strcpy (result + len1 + len2, s3);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6613 result[len1 + len2 + len3] = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6614
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6615 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6616 }
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6617
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6618
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6619 /* Does the same work as the system V getcwd, but does not need to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6620 guess the buffer size in advance. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6621 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6622 etags_getcwd ()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6623 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6624 #ifdef HAVE_GETCWD
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6625 int bufsize = 200;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6626 char *path = xnew (bufsize, char);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6627
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6628 while (getcwd (path, bufsize) == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6629 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6630 if (errno != ERANGE)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6631 pfatal ("getcwd");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6632 bufsize *= 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6633 free (path);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6634 path = xnew (bufsize, char);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6635 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6636
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6637 canonicalize_filename (path);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6638 return path;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6639
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6640 #else /* not HAVE_GETCWD */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6641 #if MSDOS
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6642
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6643 char *p, path[MAXPATHLEN + 1]; /* Fixed size is safe on MSDOS. */
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6644
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6645 getwd (path);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6646
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6647 for (p = path; *p != '\0'; p++)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6648 if (*p == '\\')
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6649 *p = '/';
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6650 else
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6651 *p = lowcase (*p);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6652
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6653 return strdup (path);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6654 #else /* not MSDOS */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6655 linebuffer path;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6656 FILE *pipe;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6657
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6658 linebuffer_init (&path);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6659 pipe = (FILE *) popen ("pwd 2>/dev/null", "r");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6660 if (pipe == NULL || readline_internal (&path, pipe) == 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6661 pfatal ("pwd");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6662 pclose (pipe);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6663
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6664 return path.buffer;
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6665 #endif /* not MSDOS */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6666 #endif /* not HAVE_GETCWD */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6667 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6668
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6669 /* Return a newly allocated string containing the file name of FILE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6670 relative to the absolute directory DIR (which should end with a slash). */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6671 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6672 relative_filename (file, dir)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6673 char *file, *dir;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6674 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6675 char *fp, *dp, *afn, *res;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6676 int i;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6677
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6678 /* Find the common root of file and dir (with a trailing slash). */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6679 afn = absolute_filename (file, cwd);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6680 fp = afn;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6681 dp = dir;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6682 while (*fp++ == *dp++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6683 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6684 fp--, dp--; /* back to the first differing char */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6685 #ifdef DOS_NT
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6686 if (fp == afn && afn[0] != '/') /* cannot build a relative name */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6687 return afn;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6688 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6689 do /* look at the equal chars until '/' */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6690 fp--, dp--;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6691 while (*fp != '/');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6692
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6693 /* Build a sequence of "../" strings for the resulting relative file name. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6694 i = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6695 while ((dp = etags_strchr (dp + 1, '/')) != NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6696 i += 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6697 res = xnew (3*i + strlen (fp + 1) + 1, char);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6698 res[0] = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6699 while (i-- > 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6700 strcat (res, "../");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6701
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6702 /* Add the file name relative to the common root of file and dir. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6703 strcat (res, fp + 1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6704 free (afn);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6705
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6706 return res;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6707 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6708
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6709 /* Return a newly allocated string containing the absolute file name
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6710 of FILE given DIR (which should end with a slash). */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6711 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6712 absolute_filename (file, dir)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6713 char *file, *dir;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6714 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6715 char *slashp, *cp, *res;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6716
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6717 if (filename_is_absolute (file))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6718 res = savestr (file);
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6719 #ifdef DOS_NT
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6720 /* We don't support non-absolute file names with a drive
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6721 letter, like `d:NAME' (it's too much hassle). */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6722 else if (file[1] == ':')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6723 fatal ("%s: relative file names with drive letters not supported", file);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6724 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6725 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6726 res = concat (dir, file, "");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6727
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6728 /* Delete the "/dirname/.." and "/." substrings. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6729 slashp = etags_strchr (res, '/');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6730 while (slashp != NULL && slashp[0] != '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6731 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6732 if (slashp[1] == '.')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6733 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6734 if (slashp[2] == '.'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6735 && (slashp[3] == '/' || slashp[3] == '\0'))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6736 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6737 cp = slashp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6738 do
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6739 cp--;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6740 while (cp >= res && !filename_is_absolute (cp));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6741 if (cp < res)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6742 cp = slashp; /* the absolute name begins with "/.." */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6743 #ifdef DOS_NT
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6744 /* Under MSDOS and NT we get `d:/NAME' as absolute
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6745 file name, so the luser could say `d:/../NAME'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6746 We silently treat this as `d:/NAME'. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6747 else if (cp[0] != '/')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6748 cp = slashp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6749 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6750 strcpy (cp, slashp + 3);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6751 slashp = cp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6752 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6753 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6754 else if (slashp[2] == '/' || slashp[2] == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6755 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6756 strcpy (slashp, slashp + 2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6757 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6758 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6759 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6760
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6761 slashp = etags_strchr (slashp + 1, '/');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6762 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6763
3517
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
6764 if (res[0] == '\0') /* just a safety net: should never happen */
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
6765 {
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
6766 free (res);
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
6767 return savestr ("/");
10ee8fade35d [xemacs-hg @ 2006-07-19 15:22:34 by stephent]
stephent
parents: 3090
diff changeset
6768 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6769 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6770 return res;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6771 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6772
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6773 /* Return a newly allocated string containing the absolute
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6774 file name of dir where FILE resides given DIR (which should
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6775 end with a slash). */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6776 static char *
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6777 absolute_dirname (file, dir)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6778 char *file, *dir;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6779 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6780 char *slashp, *res;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6781 char save;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6782
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6783 canonicalize_filename (file);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6784 slashp = etags_strrchr (file, '/');
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6785 if (slashp == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6786 return savestr (dir);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6787 save = slashp[1];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6788 slashp[1] = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6789 res = absolute_filename (file, dir);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6790 slashp[1] = save;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6791
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6792 return res;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6793 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6794
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6795 /* Whether the argument string is an absolute file name. The argument
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6796 string must have been canonicalized with canonicalize_filename. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6797 static bool
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6798 filename_is_absolute (fn)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6799 char *fn;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6800 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6801 return (fn[0] == '/'
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6802 #ifdef DOS_NT
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6803 || (ISALPHA(fn[0]) && fn[1] == ':' && fn[2] == '/')
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6804 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6805 );
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6806 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6807
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6808 /* Translate backslashes into slashes. Works in place. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6809 static void
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6810 canonicalize_filename (fn)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6811 register char *fn;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6812 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6813 #ifdef DOS_NT
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6814 /* Canonicalize drive letter case. */
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6815 if (fn[0] != '\0' && fn[1] == ':' && ISLOWER (fn[0]))
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6816 fn[0] = upcase (fn[0]);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6817 /* Convert backslashes to slashes. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6818 for (; *fn != '\0'; fn++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6819 if (*fn == '\\')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6820 *fn = '/';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6821 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6822 /* No action. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6823 fn = NULL; /* shut up the compiler */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6824 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6825 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6826
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6827
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6828 /* Initialize a linebuffer for use */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6829 static void
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6830 linebuffer_init (lbp)
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6831 linebuffer *lbp;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6832 {
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6833 lbp->size = (DEBUG) ? 3 : 200;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6834 lbp->buffer = xnew (lbp->size, char);
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6835 lbp->buffer[0] = '\0';
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6836 lbp->len = 0;
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6837 }
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6838
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6839 /* Set the minimum size of a string contained in a linebuffer. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 438
diff changeset
6840 static void
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6841 linebuffer_setlen (lbp, toksize)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6842 linebuffer *lbp;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6843 int toksize;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6844 {
458
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6845 while (lbp->size <= toksize)
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6846 {
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6847 lbp->size *= 2;
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6848 xrnew (lbp->buffer, lbp->size, char);
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6849 }
c33ae14dd6d0 Import from CVS: tag r21-2-44
cvs
parents: 442
diff changeset
6850 lbp->len = toksize;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6851 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6852
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6853 /* Like malloc but get fatal error if memory is exhausted. */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6854 static PTR
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6855 xmalloc (size)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6856 unsigned int size;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6857 {
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
6858 PTR result = (PTR) malloc (size);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6859 if (result == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6860 fatal ("virtual memory exhausted", (char *)NULL);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6861 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6862 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6863
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6864 static PTR
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6865 xrealloc (ptr, size)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6866 char *ptr;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6867 unsigned int size;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6868 {
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
6869 PTR result = (PTR) realloc (ptr, size);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6870 if (result == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6871 fatal ("virtual memory exhausted", (char *)NULL);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6872 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6873 }
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
6874
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
6875 /*
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
6876 * Local Variables:
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
6877 * indent-tabs-mode: t
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
6878 * tab-width: 8
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6879 * fill-column: 79
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6880 * c-font-lock-extra-types: ("FILE" "bool" "language" "linebuffer" "fdesc" "node" "regexp")
709
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
6881 * End:
1df7a5cfb04a [xemacs-hg @ 2001-12-20 07:58:18 by yoshiki]
yoshiki
parents: 531
diff changeset
6882 */
2225
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6883
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6884 /* arch-tag: 8a9b748d-390c-4922-99db-2eeefa921051
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6885 (do not change this comment) */
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6886
4968c73cb252 [xemacs-hg @ 2004-08-20 04:40:08 by james]
james
parents: 920
diff changeset
6887 /* etags.c ends here */