annotate lib-src/b2m.c @ 872:79c6ff3eef26

[xemacs-hg @ 2002-06-20 21:18:01 by ben] font changes etc.; some 21.4 changes mule/mule-msw-init-late.el: Specify charset->windows-registry conversion. mule/mule-x-init.el: Delete extra mule font additions here. Put them in faces.c. cl-macs.el: Document better. font-lock.el: Move Lisp function regexp to lisp-mode.el. lisp-mode.el: Various indentation fixes: Handle flet functions better. Handle argument lists in defuns and flets. Handle quoted lists, e.g. property lists -- don't indent like function calls. Distinguish between lambdas and other lists. lisp-mode.el: Handle this form. faces.el, font-menu.el, font.el, gtk-faces.el, msw-faces.el, msw-font-menu.el, x-faces.el, x-init.el: Major overhaul of face-handling code: -- Fix lots of bogus code in msw-faces.el, msw-font-menu.el, font-menu.el that was "truenaming" font specs -- i.e. in the process of frobbing a particular field in a general user-specified font spec with wildcarded fields, sticking in particular values for all the remaining wildcarded fields. This bug was rampant everywhere except in x-faces.el (the oldest and only correctly written code). This also means that we need to work with font names at all times and not font instances, because a font instance is essentially a truenamed font. -- Total rewrite of extremely junky code in msw-faces.el. Work with names as well as font instances, and return names; stop truenaming when canonicalizing and frobbing; fix handling of the combined style field, i.e. weight/slant (also fixed in font.el). -- Totally rewrite the frobbing functions in faces.el. This time, we frob all the instantiators rather than just computing a single instance value and working backwards. That way, e.g., `bold' will work for all charsets that have bold available, rather than only for whatever charset was part of the computed font instance (another example of the truename virus). Also fix up code to look at the fallbacks (all of them) when no global value present, so we don't need to put something in the global value. Intelligently handle a request to frob a buffer locale, rather than signalling an error. When frobbing instantiators, try hard to figure out what device type is associated with them, and frob each according to its own proper device type. Correctly handle inheritance vectors given as instantiators. Preserve existing tags when putting back frobbed instantiators. Extract out general specifier-frobbing code into specifier.el. Document everything cleanly. Do lots of other things better, etc. -- Don't duplicatively set a global specification for the default font -- it's already in the fallback and we no longer need a default global specification present. Delete various code in x-faces.el and msw-faces.el that duplicated the lists of fonts in faces.c. -- init-global-faces was not being called at all under MS Windows! Major bogosity. That caused device-specific values to get stuck into all the fonts, making it very hard to change them -- setting global specs caused nothing to happen. -- Correct weight names in font.el. -- Lots more font fixups in objects*.c. Printer.el: Warning fix. specifier.el: Add more args to map-specifier. Add various "heuristic" specifier functions to aid in creation of specifier-munging code such as in faces.el. subr.el: New functions. lwlib.c: Fix warning. config.inc.samp: Clean up, add args to control fastcall (not yet supported! the changes needed are in another ws of mine), profile support, vc6 support, union-type. xemacs.dsp, xemacs.mak: Semi-major overhaul. Fix bug where dump-id was always getting recomputed, forcing a redump even when nothing changed. Add support for fastcall. Support edit-and-continue (on by default) with vc6. Use incremental linking when doing a debug compilation. Add support for profiling. Consolidate the various debug flags. Partial support for "batch-compiling" -- compiling many files on a single invocation of the compiler. Doesn't seem to help that much for me, so it's not finished or enabled by default. Remove HAVE_MSW_C_DIRED, we always do. Correct some sloppy use of directories. s/cygwin32.h: Allow pdump to work under Cygwin (mmap is broken, so need to undefine HAVE_MMAP). s/win32-common.h, s/windowsnt.h: Support for fastcall. Add WIN32_ANY for identifying all Win32 variants (Cygwin, native, MinGW). Both of these are properly used in another ws. alloc.c, balloon-x.c, buffer.c, bytecode.c, callint.c, cm.c, cmdloop.c, cmds.c, console-gtk.c, console-gtk.h, console-msw.c, console-msw.h, console-stream.c, console-stream.h, console-tty.c, console-tty.h, console-x.c, console-x.h, console.c, console.h, device-gtk.c, device-msw.c, device-tty.c, device-x.c, device.c, device.h, devslots.h, dialog-gtk.c, dialog-msw.c, dialog-x.c, dialog.c, dired-msw.c, editfns.c, emacs.c, event-Xt.c, event-gtk.c, event-msw.c, event-stream.c, event-tty.c, event-unixoid.c, events.c, extents.c, extents.h, faces.c, fileio.c, fns.c, frame-gtk.c, frame-msw.c, frame-tty.c, frame-x.c, frame.c, frame.h, glyphs-eimage.c, glyphs-gtk.c, glyphs-msw.c, glyphs-widget.c, glyphs-x.c, glyphs.c, glyphs.h, gui-gtk.c, gui-msw.c, gui-x.c, gui.c, gutter.c, input-method-xlib.c, intl-encap-win32.c, intl-win32.c, keymap.c, lisp.h, macros.c, menubar-gtk.c, menubar-msw.c, menubar-x.c, menubar.c, menubar.h, minibuf.c, mule-charset.c, nt.c, objects-gtk.c, objects-gtk.h, objects-msw.c, objects-msw.h, objects-tty.c, objects-tty.h, objects-x.c, objects-x.h, objects.c, objects.h, postgresql.c, print.c, process.h, redisplay-gtk.c, redisplay-msw.c, redisplay-output.c, redisplay-tty.c, redisplay-x.c, redisplay.c, redisplay.h, scrollbar-gtk.c, scrollbar-msw.c, scrollbar-x.c, scrollbar.c, select-gtk.c, select-msw.c, select-x.c, select.c, signal.c, sound.c, specifier.c, symbols.c, syntax.c, sysdep.c, syssignal.h, syswindows.h, toolbar-common.c, toolbar-gtk.c, toolbar-msw.c, toolbar-x.c, toolbar.c, unicode.c, window.c, window.h: The following are the major changes made: (1) Separation of various header files into an external and an internal version, similar to the existing separation of process.h and procimpl.h. Eventually this should be done for all Lisp objects. The external version has the same name as currently; the internal adds -impl. The external file has XFOO() macros for objects, but the structure is opaque and defined only in the internal file. It's now reasonable to move all prototypes in lisp.h into the appropriate external file, and this should be done. Currently, separation has been done on extents.h, objects*.h, console.h, device.h, frame.h, and window.h. For c/d/f/w, the most basic properties are available in the external header file, with the macros resolving to functions. In the internal header file, the macros are redefined to directly access the structure. Also, the global MARK_FOO_CHANGED macros have been made into functions so that they can be accessed without needing to include lots of -impl headers -- they are used in almost exclusively in non-time-critical functions, and take up enough time that the function overhead will be negligible. Similarly, the function overhead from making the basic properties mentioned above into functions is negligible, and code that does heavy accessing of c/d/f/w structures inevitably ends up needing the internal header files, anyway. (2) More face changes. -- Major rewrite of objects-msw.c. Now handles wildcard specs properly, rather than "truenaming" (or even worse, signalling an error, which previously happened with some of the fallbacks if you tried to use them in make-font-instance!). -- Split charset matching of fonts into two stages -- one to find a font specifically designed for a particular charset (by examining its registry), the second to find a Unicode font that can support the charset. This needs to proceed as two complete, separate instantiations in order to work properly (otherwise many of the fonts in the HELLO page look wrong). This should also make it easy to support iso10646 (Unicode) fonts under X. -- All default values for fonts are now completely specified in the fallbacks. Stuff from mule-x-init.el has all been moved here, merged with the existing specs, and totally rethought so you get sensible results. (HELLO now looks much better!). -- Generalize the "default X/GTK device" stuff into a per-device-type "default device". -- Add mswindows-{set-}charset-registry. In time, charset<->code-page conversion functions will be removed. -- Wrap protective code around calls to compute device specifier tags, and do this computation before calling the face initialization code because the latter may need these tags to be correctly updated. (3) Other changes. EmacsFrame.c, glyphs-msw.c, eval.c, gui-x.c, intl-encap-win32.c, search.c, signal.c, toolbar-msw.c, unicode.c: Warning fixes. config.h.in: #undefs meant to be frobbed by configure *MUST* go inside of #ifndef WIN32_NO_CONFIGURE, and everything else *MUST* go outside! eval.c: Let detailed backtraces be detailed. specifier.c: Don't override user's print-string-length/print-length settings. glyphs.c: New function image-instance-instantiator. config.h.in, sysdep.c: Changes for fastcall. sysdep.c, nt.c: Fix up a previous botched patch that tried to add support for both EEXIST and EACCES. IF THE BOTCHED PATCH WENT INTO 21.4, THIS FIXUP NEEDS TO GO IN, TOO. search.c: Fix *evil* crash due to incorrect synching of syntax-cache code with 21.1. THIS SHOULD GO INTO 21.4.
author ben
date Thu, 20 Jun 2002 21:19:10 +0000
parents abe6d1db359e
children 061f4f90f874
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1 /*
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2 * b2m - a filter for Babyl -> Unix mail files
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3 *
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4 * usage: b2m < babyl > mailbox
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5 *
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6 * I find this useful whenever I have to use a
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7 * system which - shock horror! - doesn't run
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8 * Gnu emacs. At least now I can read all my
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9 * Gnumacs Babyl format mail files!
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10 *
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11 * it's not much but it's free!
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12 *
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13 * Ed Wilkinson
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14 * E.Wilkinson@massey.ac.nz
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15 * Mon Nov 7 15:54:06 PDT 1988
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16 */
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17
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18 /* Made conformant to the GNU coding standards January, 1995
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19 by Francesco Potorti` <pot@cnuce.cnr.it>. */
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20
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21 #ifdef HAVE_CONFIG_H
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22 #include <config.h>
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23 /* On some systems, Emacs defines static as nothing for the sake
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24 of unexec. We don't want that here since we don't use unexec. */
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25 #undef static
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26 #endif
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27
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28 #include <stdio.h>
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29 #include <stdlib.h>
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30 #include <string.h>
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31 #include <time.h>
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32 #include <sys/types.h>
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33 #ifdef WIN32_NATIVE
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34 #include <fcntl.h>
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35 #endif
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36
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37 #undef TRUE
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38 #define TRUE 1
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39 #undef FALSE
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40 #define FALSE 0
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41
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42 /* Exit codes for success and failure. */
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43 #ifdef VMS
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44 #define GOOD 1
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45 #define BAD 0
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46 #else
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47 #define GOOD 0
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48 #define BAD 1
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49 #endif
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50
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51 #define streq(s,t) (strcmp (s, t) == 0)
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52 #define strneq(s,t,n) (strncmp (s, t, n) == 0)
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53
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54 typedef int logical;
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55
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56 /*
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57 * A `struct linebuffer' is a structure which holds a line of text.
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58 * `readline' reads a line from a stream into a linebuffer and works
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59 * regardless of the length of the line.
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60 */
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61 struct linebuffer
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62 {
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63 long size;
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64 char *buffer;
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65 };
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68 static long *xmalloc (unsigned int);
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69 static long *xrealloc (void *, unsigned int);
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70 static char *concat (char *s1, char *s2, char *s3);
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71 static long readline (struct linebuffer *, FILE *);
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72 static void fatal (char *);
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73
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74 /*
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75 * xnew -- allocate storage. SYNOPSIS: Type *xnew (int n, Type);
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76 */
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77 #define xnew(n, Type) ((Type *) xmalloc ((n) * sizeof (Type)))
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78
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80
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81 char *progname;
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82
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83 int
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84 main (int argc, char *argv[])
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85 {
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86 logical labels_saved, printing, header;
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87 time_t ltoday;
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88 char *labels = NULL, *p, *today;
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89 struct linebuffer data;
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90
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91 #ifdef WIN32_NATIVE
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92 _fmode = O_BINARY; /* all of files are treated as binary files */
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93 if (!isatty (fileno (stdout)))
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94 setmode (fileno (stdout), O_BINARY);
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95 if (!isatty (fileno (stdin)))
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96 setmode (fileno (stdin), O_BINARY);
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97 #endif
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98 progname = argv[0];
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99
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100 if (argc != 1)
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101 {
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102 fprintf (stderr, "Usage: %s <babylmailbox >unixmailbox\n", progname);
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103 exit (GOOD);
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104 }
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105 labels_saved = printing = header = FALSE;
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106 ltoday = time (0);
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107 today = ctime (&ltoday);
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108 data.size = 200;
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109 data.buffer = xnew (200, char);
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110
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111 if (readline (&data, stdin) == 0
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112 || !strneq (data.buffer, "BABYL OPTIONS:", 14))
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113 fatal ("standard input is not a Babyl mailfile.");
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114
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115 while (readline (&data, stdin) > 0)
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116 {
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117 if (streq (data.buffer, "*** EOOH ***") && !printing)
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118 {
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119 printing = header = TRUE;
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120 printf ("From \"Babyl to mail by %s\" %s", progname, today);
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121 continue;
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122 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
123
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
124 if (data.buffer[0] == '\037')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
125 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
126 if (data.buffer[1] == '\0')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
127 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
128 else if (data.buffer[1] == '\f')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
129 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
130 /* Save labels. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
131 readline (&data, stdin);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
132 p = strtok (data.buffer, " ,\r\n\t");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
133 labels = "X-Babyl-Labels: ";
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
134
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
135 while ((p = strtok (NULL, " ,\r\n\t")))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
136 labels = concat (labels, p, ", ");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
137
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
138 p = &labels[strlen (labels) - 2];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
139 if (*p == ',')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
140 *p = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
141 printing = header = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
142 labels_saved = TRUE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
143 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
144 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
145 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
146
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
147 if ((data.buffer[0] == '\0') && header)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
148 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
149 header = FALSE;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
150 if (labels_saved)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
151 puts (labels);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
152 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
153
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
154 if (printing)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
155 puts (data.buffer);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
156 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
157 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
158 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
159
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
160
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
161
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
162 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
163 * Return a newly-allocated string whose contents
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
164 * concatenate those of s1, s2, s3.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
165 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
166 static char *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
167 concat (char *s1, char *s2, char *s3)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
168 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
169 int len1 = strlen (s1), len2 = strlen (s2), len3 = strlen (s3);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
170 char *result = xnew (len1 + len2 + len3 + 1, char);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
171
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
172 strcpy (result, s1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
173 strcpy (result + len1, s2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
174 strcpy (result + len1 + len2, s3);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
175 result[len1 + len2 + len3] = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
176
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
177 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
178 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
179
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
180 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
181 * Read a line of text from `stream' into `linebuffer'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
182 * Return the number of characters read from `stream',
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
183 * which is the length of the line including the newline, if any.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
184 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
185 static long
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
186 readline (struct linebuffer *linebuffer, FILE *stream)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
187 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
188 char *buffer = linebuffer->buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
189 register char *p = linebuffer->buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
190 register char *pend;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
191 int chars_deleted;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
192
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
193 pend = p + linebuffer->size; /* Separate to avoid 386/IX compiler bug. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
194
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
195 while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
196 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
197 register int c = getc (stream);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
198 if (p == pend)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
199 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
200 linebuffer->size *= 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
201 buffer = (char *) xrealloc (buffer, linebuffer->size);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
202 p += buffer - linebuffer->buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
203 pend = buffer + linebuffer->size;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
204 linebuffer->buffer = buffer;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
205 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
206 if (c == EOF)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
207 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
208 chars_deleted = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
209 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
210 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
211 if (c == '\n')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
212 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
213 if (p[-1] == '\r' && p > buffer)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
214 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
215 *--p = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
216 chars_deleted = 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
217 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
218 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
219 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
220 *p = '\0';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
221 chars_deleted = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
222 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
223 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
224 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
225 *p++ = c;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
226 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
227
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
228 return (p - buffer + chars_deleted);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
229 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
230
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
231 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
232 * Like malloc but get fatal error if memory is exhausted.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
233 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
234 static long *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
235 xmalloc (unsigned int size)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
236 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
237 long *result = (long *) malloc (size);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
238 if (result == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
239 fatal ("virtual memory exhausted");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
240 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
241 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
242
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
243 static long *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
244 xrealloc (void *ptr, unsigned int size)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
245 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
246 long *result = (long *) realloc (ptr, size);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
247 if (result == NULL)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
248 fatal ("virtual memory exhausted");
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
249 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
250 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
251
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
252 static void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
253 fatal (char *message)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
254 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
255 fprintf (stderr, "%s: %s\n", progname, message);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
256 exit (BAD);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
257 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
258