annotate src/s/usg5-4.h @ 502:7039e6323819

[xemacs-hg @ 2001-05-04 22:41:46 by ben] ----------------------- byte-comp warning fixes ----------------- New functions for cleanly eliminating byte-compiler warnings. Their definitions require no changes at all in bytecomp.el, meaning that any package that wants to use them and be compatible with older versions of XEmacs need only copy the code and rename the functions (i.e. prefix them with the package name). Eliminate byte-compiler warnings using the new functions in bytecomp-runtime.el. Move coding-system-put,get,category, since they're not Mule-specific and are used in prefer-coding-system. font.el was incredibly ugly. Clean it up. Avoid using defsubst for any exported functions, to avoid possible compatibility problems if we later change the internal interface. (It happened before, with face accessors, between 19.8 and 19.9). Fix tons of warnings. Clean up (new function gpm-is-supported-p eliminates duplicate code in gpm-create/delete-device-hook) and eliminate warnings. ---------- make byte-recompile-directory work in the --------- core `lisp' dir, even in the absence of a Mule XEmacs (i.e. make it skip the Mule files rather than trying to compile them). now you should be able to do `touch *.el' in the `lisp' dir, then M-x byte-recompile-directory, and get no warnings. Avoid trying to compile Mule files in byte-recompile-directory when we're not in a Mule XEmacs, since we're highly likely to get syntax errors. Add a coding-system cookie to all Mule files so that byte-recompile-directory ignores them. Magic cookie function moved to files.el from code-files.el (for use by bytecomp even in a non-coding-system XEmacs), and changed names and semantics for use by bytecomp. NOTE: IMO this is an internal function that we can change as we like (and there is absolutely no code anywhere else using the function). ---------------- GUI improvements: menus, help ------------------- Rearrange order of keymap declarations to be alphabetical. Improve help on help to include all bindings, and group by category. Add bindings for new Info commands. Remove warnings. Use command-hyper-apropos in place of command-apropos. Add a function to do the equivalent of command-apropos. Evals its help-text argument so you can put expressions there. Used now by help-for-help. Add binding to continue text searches. Expand index searches to work over multiple info documents. Add commands to search text/index in User and Lispref. Add new entry, "Uncomment Region" (parallels "Comment Out Region"). Redo Help menu; add bindings for new Info commands to search the index or text of the User and Lispref manuals. Add command for mark-paragraph, activate-region. Make Edit->R accelerator be rectangle, not register (more commonly used), and put rectangle first. Fix the Edit Init File entry to never load the .elc file. Simplify the default-popup-menu. Add Cmds->Tabs menu. Use kp-left not kp_left, etc. ---------------- Miscellaneous bug fixes/cleanup ------------------- byte-compiler-options: Correct doc string. easy-menu-do-define: fix extra quote. fill-paragraph-or-region:Rewrite to be more correct -- use call-interactively so that we always get exactly the same behavior as if the functions were called directly. No need to fiddle with zmacs-region-stays, now that bogus clearing of it (2001-04-28 src/ChangeLog) is removed. Put dialog titles back in -- this time correctly. Fix various other problems with leaks and such. key-sequence-list-description: Clean up fun to always correctly canonicalize. Clean up Kinsoku comments, synch comment-region with FSF 20.7. * simple.el (region-exists-p): * simple.el (region-active-p): Add comment about which one is correct to use in menu specs. * sound.el (load-sound-file): Minor code clean up. * startup.el: * startup.el (command-line-early): * startup.el (initial-scratch-message): Comment changes. Add info about sample.init.el to splash screen. Improve initial-scratch-message and clarify purpose of Scratch buffer. Fix byte-compile warning. ------------------------ Added features ------------------------- Add new variable to control whether etags checks all parent directories for tag files. (On by default.) * hash-table.el: New file, useful utility functions. * dumped-lisp.el (preloaded-file-list): Dump hash-table.el. ------------ notable bug fix: Windows event code -------------- Get critical quit working. ------------ notable bug fix and new feature: regex code -------------- Shy groups were implemented in a horrible, half-assed way that would cause them to screw up regex searching in most cases. Fixed to work correctly. Also extended back-reference syntax past 9. Only is recognized as such if there are at least that many non-shy groups; and optionally will warn about such uses, to catch old code that might be using them differently. (Added variable to control this in search.c -- `warn-about-possibly-incompatible-back- references', on by default for the moment. Declared in lisp.h. ---------------- process/SIGIO improvements ------------------- define USE_GETADDRINFO to replace more complex conditional, and use it. the code conditionalized on this in unix_open_network_stream had *serious* problems handling errors. it's now fixed, and major amounts of duplicate code between the two versions were combined. don't disable SIGIO and other interrupts unless CONNECT_NEEDS_SLOWED_INTERRUPTS is defined -- don't penalize OS's without bugs. similarly for a freebsd bug that was affecting all OS's. * s\ultrix.h: define CONNECT_NEEDS_SLOWED_INTERRUPTS, since that's the OS mentioned as having a kernel bug. * sysdep.c (request_sigio_on_device): * sysdep.c (unrequest_sigio_on_device): fix SIGIO problems on Linux. add check for O_ASYNC in case it's defined and FASYNC isn't. add comment about other ways to do SIGIO on Linux. * callproc.c (Fold_call_process_internal): * process.c (Fstart_process_internal): Deal with the possibility that `default-directory' doesn't have terminating slash. Correct comments about vfork. ---------------- Miscellaneous bug fixes/cleanup ------------------- * callint.c (Finteractive): Add lots of documentation -- exactly what the Lisp equivalents of all the interactive specs are. * console.h (struct console): change type of quit_char to Emchar. * event-msw.c (lstream_type_create_mswindows_selectable): spacing change. Eliminate events-mod.h and combine into events.h. * emacs.c: * emacs.c (make_arg_list_1): * emacs.c (main_1): A couple of char->Extbyte changes, add a comment. * glyphs-msw.c: Correct indentation of function defns to not exceed 80 cols. Try (sort of) to fix some code that sets the colors of the progress gauge. (Commented out) * keymap.c (syms_of_keymap): use DEFSYMBOL. * process.c (read_process_output): No need to fiddle with zmacs_region_stays, now that bogus clearing of it (see below) is removed. * search.c (Freplace_match): warning fix.
author ben
date Fri, 04 May 2001 22:42:35 +0000
parents 576fb035e263
children c69610198c35
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1 /* Definitions file for GNU Emacs running on AT&T's System V Release 4
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2 Copyright (C) 1987, 1990 Free Software Foundation, Inc.
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3
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4 This file is part of GNU Emacs.
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5
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6 GNU Emacs is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2, or (at your option)
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9 any later version.
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10
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11 GNU Emacs is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /* Synched up with: FSF 19.31. */
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22
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23 /* This file written by James Van Artsdalen of Dell Computer Corporation.
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24 * james@bigtex.cactus.org. Subsequently improved for Dell 2.2 by Eric
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25 * S. Raymond <esr@snark.thyrsus.com>.
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26 */
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27
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28 /* Use the SysVr3 file for at least base configuration. */
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29
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30 #define DONT_DEFINE_NO_REMAP /* `static' hack not needed */
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31 #include "usg5-3.h"
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32
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33 #define USG5_4
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34
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35 #define LIBS_SYSTEM "-lsocket -lnsl -lelf"
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36 #define ORDINARY_LINK
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37
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38 #if 0
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39 #ifdef ORDINARY_LINK
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40 #define LIB_STANDARD "-lc /usr/ucblib/libucb.a"
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41 #else
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42 #define START_FILES "pre-crt0.o /usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xt.o"
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43 #define LIB_STANDARD "-lc /usr/ucblib/libucb.a /usr/ccs/lib/crtn.o"
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44 #endif
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45 #else
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46
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47 #ifdef ORDINARY_LINK
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48 #define LIB_STANDARD
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49 #else
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50 #define START_FILES "pre-crt0.o /usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xt.o"
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51 #define LIB_STANDARD "-lc /usr/ccs/lib/crtn.o"
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52 #endif
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53 #endif
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54
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55 /* there are no -lg libraries on this system, and no libPW */
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56
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57 #define LIBS_DEBUG
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58
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59 /* No <sioctl.h> */
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60
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61 #define NO_SIOCTL_H
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62
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63 /* Undump with ELF */
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64
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65 #undef COFF
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66
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67 #define UNEXEC "unexelf.o"
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68
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69 /* Get <sys/ttold.h> to get struct
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70 * tchars. But get <termio.h> first to make sure ttold.h doesn't
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71 * interfere.
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72 */
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73
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74 #ifndef NOT_C_CODE
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75 #include <sys/wait.h>
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76 #endif
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77
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78 #ifdef emacs
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79 #include <sys/filio.h>
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80 #include <termio.h>
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81 #include <sys/ttold.h>
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82 #include <signal.h>
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83 #include <sys/stream.h>
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84 #include <sys/termios.h>
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85 #endif
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86
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87 #undef BROKEN_SIGIO
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88
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89 /* Some SVr4s don't define NSIG in sys/signal.h for ANSI environments;
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90 * instead, there's a system variable _sys_nsig. Unfortunately, we need the
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91 * constant to dimension an array. So wire in the appropriate value here.
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92 */
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93
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94 #ifndef NSIG
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95 #define NSIG 32
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96 #endif
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97
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98 /* We need bss_end from emacs.c for undumping */
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99
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100 #ifndef USG_SHARED_LIBRARIES
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101 #define USG_SHARED_LIBRARIES
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102 #endif
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103
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104 #define HAVE_PTYS
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105 #undef BROKEN_TIOCGWINSZ
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106 #undef BROKEN_TIOCGETC
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107
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108 /* This change means that we don't loop through allocate_pty too many
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109 times in the (rare) event of a failure. */
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110
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111 #undef FIRST_PTY_LETTER
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112 #define FIRST_PTY_LETTER 'z'
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113
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114 /* This sets the name of the master side of the PTY. */
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115
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116 #define PTY_NAME_SPRINTF strcpy (pty_name, "/dev/ptmx");
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117
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118 /* This sets the name of the slave side of the PTY. On SysVr4,
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119 grantpt(3) forks a subprocess, so keep sigchld_handler() from
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120 intercepting that death. If any child but grantpt's should die
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121 within, it should be caught after EMACS_UNBLOCK_SIGNAL. */
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122
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123 /* XEmacs change */
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124 #ifndef NOT_C_CODE
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125 # if !__STDC__ && !defined(STDC_HEADERS)
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126 char *ptsname ();
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127 # endif
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128 #endif
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129
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130 #define PTY_TTY_NAME_SPRINTF \
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131 { \
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132 char *ptyname; \
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133 \
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134 EMACS_BLOCK_SIGCHLD; \
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135 if (grantpt (fd) == -1) \
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136 { close (fd); return -1; } \
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137 EMACS_UNBLOCK_SIGCHLD; \
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138 if (unlockpt (fd) == -1) \
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139 { close (fd); return -1; } \
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140 if (!(ptyname = ptsname (fd))) \
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141 { close (fd); return -1; } \
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142 strncpy (pty_name, ptyname, sizeof (pty_name)); \
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143 pty_name[sizeof (pty_name) - 1] = 0; \
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144 }
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145
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146 /* Push various streams modules onto a PTY channel. */
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147
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148 #define SETUP_SLAVE_PTY \
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149 if (ioctl (xforkin, I_PUSH, "ptem") == -1) \
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150 fatal ("ioctl I_PUSH ptem: errno %d\n", errno); \
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151 if (ioctl (xforkin, I_PUSH, "ldterm") == -1) \
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152 fatal ("ioctl I_PUSH ldterm: errno %d\n", errno); \
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153 if (ioctl (xforkin, I_PUSH, "ttcompat") == -1) \
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154 fatal ("ioctl I_PUSH ttcompat: errno %d\n", errno);
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155
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156 /* Tell x11term.c and keyboard.c we have the system V streams feature. */
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157 #define SYSV_STREAMS
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158 /* On Some SysV System , w3 freeze. If freeze your xemacs , Add below definition */
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159 /* This definition added by Shogo Fujii(shogo@bsd1.kbnes.nec.co.jp) */
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160 #define PROCESS_IO_BLOCKING