annotate src/pty.c @ 28897:37e05627acb1 v8.2.4971

patch 8.2.4971: Vim9: interpolated string seen as range Commit: https://github.com/vim/vim/commit/40c141d333292d625907f4de13766cbbc2223911 Author: Bram Moolenaar <Bram@vim.org> Date: Tue May 17 13:14:23 2022 +0100 patch 8.2.4971: Vim9: interpolated string seen as range Problem: Vim9: interpolated string seen as range. Solution: Recognize an interpolated string at the start of a command line. (closes #10434)
author Bram Moolenaar <Bram@vim.org>
date Tue, 17 May 2022 14:15:02 +0200
parents 41a61dbb46d2
children 9781c150eddd
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /* vi:set ts=8 sts=4 sw=4 noet:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9 /*
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10 * The stuff in this file mostly comes from the "screen" program.
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11 * Included with permission from Juergen Weigert.
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12 * Copied from "pty.c". "putenv.c" was used for putenv() in misc2.c.
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13 *
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14 * It has been modified to work better with Vim.
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15 * The parts that are not used in Vim have been deleted.
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16 * See the "screen" sources for the complete stuff.
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17 *
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18 * This specific version is distributed under the Vim license (attribution by
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19 * Juergen Weigert), the GPL applies to the original version, see the
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20 * copyright notice below.
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21 */
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22
18812
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23 // Copyright (c) 1993
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24 // Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de)
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25 // Michael Schroeder (mlschroe@immd4.informatik.uni-erlangen.de)
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26 // Copyright (c) 1987 Oliver Laumann
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27 //
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28 // This program is free software; you can redistribute it and/or modify
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29 // it under the terms of the GNU General Public License as published by
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30 // the Free Software Foundation; either version 2, or (at your option)
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31 // any later version.
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32 //
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33 // This program is distributed in the hope that it will be useful,
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34 // but WITHOUT ANY WARRANTY; without even the implied warranty of
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35 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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36 // GNU General Public License for more details.
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37 //
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38 // You should have received a copy of the GNU General Public License
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39 // along with this program (see the file COPYING); if not, write to the
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40 // Free Software Foundation, Inc.,
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41 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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42
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43 #include "vim.h"
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44
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45 #if defined(FEAT_GUI) || defined(FEAT_JOB_CHANNEL)
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46
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47 #include <signal.h>
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48
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49 #ifdef HAVE_SYS_IOCTL_H
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50 # include <sys/ioctl.h>
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51 #endif
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52
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53 #if HAVE_STROPTS_H
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54 # include <sys/types.h>
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55 # ifdef sinix
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56 # define buf_T __system_buf_t__
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57 # endif
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58 # include <stropts.h>
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59 # ifdef sinix
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60 # undef buf_T
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61 # endif
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62 # ifdef SUN_SYSTEM
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63 # include <sys/conf.h>
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64 # if defined(HAVE_SYS_PTMS_H) && defined(HAVE_SVR4_PTYS)
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65 # include <sys/ptms.h>
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66 # endif
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67 # endif
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68 #endif
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69
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70 #ifdef HAVE_UNISTD_H
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71 # include <unistd.h>
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72 #endif
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73
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74 #if HAVE_TERMIO_H
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75 # include <termio.h>
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76 #else
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77 # ifdef HAVE_TERMIOS_H
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78 # include <termios.h>
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79 # endif
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80 #endif
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81
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82 #if HAVE_SYS_STREAM_H
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83 # include <sys/stream.h>
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84 #endif
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85
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86 #if HAVE_SYS_PTEM_H
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87 # include <sys/ptem.h>
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88 #endif
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89
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90 #if !defined(SUN_SYSTEM) && !defined(VMS)
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91 # include <sys/ioctl.h>
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92 #endif
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93
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94 #if defined(SUN_SYSTEM) && defined(LOCKPTY) && !defined(TIOCEXCL)
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95 # include <sys/ttold.h>
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96 #endif
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97
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98 #ifdef ISC
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99 # include <sys/tty.h>
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100 # include <sys/sioctl.h>
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101 # include <sys/pty.h>
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102 #endif
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103
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104 #ifdef sgi
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105 # include <sys/sysmacros.h>
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106 #endif
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107
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108 #if defined(_INCLUDE_HPUX_SOURCE) && !defined(hpux)
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109 # define hpux
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110 #endif
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111
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112 /*
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113 * if no PTYRANGE[01] is in the config file, we pick a default
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114 */
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115 #ifndef PTYRANGE0
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116 # define PTYRANGE0 "qprs"
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117 #endif
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118 #ifndef PTYRANGE1
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119 # define PTYRANGE1 "0123456789abcdef"
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120 #endif
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121
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122 // SVR4 pseudo ttys don't seem to work with SCO-5
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123 #ifdef M_UNIX
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124 # undef HAVE_SVR4_PTYS
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125 #endif
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126
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127 /*
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128 * Open all ptys with O_NOCTTY, just to be on the safe side.
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129 */
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130 #ifndef O_NOCTTY
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131 # define O_NOCTTY 0
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132 #endif
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133
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134 #if defined(HAVE_SVR4_PTYS) || defined(HAVE_POSIX_OPENPT)
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135 // These should be in stdlib.h, but it depends on _XOPEN_SOURCE.
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136 char *ptsname(int);
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137 int unlockpt(int);
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138 int grantpt(int);
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139 int posix_openpt(int flags);
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140 #endif
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141
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142 static void
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143 initmaster(int f UNUSED)
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144 {
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145 #ifndef VMS
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146 # ifdef POSIX
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147 tcflush(f, TCIOFLUSH);
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148 # else
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149 # ifdef TIOCFLUSH
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150 (void)ioctl(f, TIOCFLUSH, (char *) 0);
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151 # endif
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152 # endif
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153 # ifdef LOCKPTY
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154 (void)ioctl(f, TIOCEXCL, (char *) 0);
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155 # endif
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156 #endif
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157 }
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158
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159 /*
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160 * This causes a hang on some systems, but is required for a properly working
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161 * pty on others. Needs to be tuned...
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162 */
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163 int
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diff changeset
164 setup_slavepty(int fd)
7
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165 {
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166 if (fd < 0)
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167 return 0;
15632
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diff changeset
168 #if defined(I_PUSH) && defined(HAVE_SVR4_PTYS) && !defined(sgi) \
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169 && !defined(linux) && !defined(__osf__) && !defined(M_UNIX)
7
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170 # if defined(HAVE_SYS_PTEM_H) || defined(hpux)
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171 if (ioctl(fd, I_PUSH, "ptem") != 0)
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172 return -1;
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173 # endif
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174 if (ioctl(fd, I_PUSH, "ldterm") != 0)
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175 return -1;
10460
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Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
176 # ifdef SUN_SYSTEM
7
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177 if (ioctl(fd, I_PUSH, "ttcompat") != 0)
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178 return -1;
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179 # endif
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180 #endif
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181 return 0;
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182 }
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183
16441
c1dca26a6949 patch 8.1.1225: cannot create a pty to use with :terminal on FreeBSD
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parents: 15632
diff changeset
184 #if defined(HAVE_POSIX_OPENPT) && !defined(PTY_DONE)
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185 #define PTY_DONE
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186 int
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diff changeset
187 mch_openpty(char **ttyn)
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188 {
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diff changeset
189 int f;
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diff changeset
190 char *m;
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parents: 15632
diff changeset
191 RETSIGTYPE (*sigcld) SIGPROTOARG;
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parents: 15632
diff changeset
192 static char TtyName[32]; // used for opening a new pty-pair
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parents: 15632
diff changeset
193
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194 if ((f = posix_openpt(O_RDWR | O_NOCTTY | O_EXTRA)) == -1)
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195 return -1;
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196
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197 // SIGCHLD set to SIG_DFL for grantpt() because it fork()s and
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198 // exec()s pt_chmod
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199 sigcld = signal(SIGCHLD, SIG_DFL);
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200 if ((m = ptsname(f)) == NULL || grantpt(f) || unlockpt(f))
c1dca26a6949 patch 8.1.1225: cannot create a pty to use with :terminal on FreeBSD
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parents: 15632
diff changeset
201 {
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diff changeset
202 signal(SIGCHLD, sigcld);
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parents: 15632
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203 close(f);
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parents: 15632
diff changeset
204 return -1;
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parents: 15632
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205 }
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parents: 15632
diff changeset
206 signal(SIGCHLD, sigcld);
c1dca26a6949 patch 8.1.1225: cannot create a pty to use with :terminal on FreeBSD
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parents: 15632
diff changeset
207 vim_strncpy((char_u *)TtyName, (char_u *)m, sizeof(TtyName) - 1);
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208 initmaster(f);
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209 *ttyn = TtyName;
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210 return f;
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211 }
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diff changeset
212 #endif
7
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213
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214 #if defined(OSX) && !defined(PTY_DONE)
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215 #define PTY_DONE
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216 int
15632
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diff changeset
217 mch_openpty(char **ttyn)
7
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218 {
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219 int f;
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220 static char TtyName[32];
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221
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222 if ((f = open_controlling_pty(TtyName)) < 0)
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223 return -1;
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224 initmaster(f);
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225 *ttyn = TtyName;
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226 return f;
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227 }
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228 #endif
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229
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230 #if (defined(sequent) || defined(_SEQUENT_)) && defined(HAVE_GETPSEUDOTTY) \
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231 && !defined(PTY_DONE)
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232 #define PTY_DONE
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233 int
15632
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234 mch_openpty(char **ttyn)
7
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235 {
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236 char *m, *s;
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237 int f;
18812
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238 // used for opening a new pty-pair:
7
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239 static char PtyName[32];
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240 static char TtyName[32];
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241
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242 if ((f = getpseudotty(&s, &m)) < 0)
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243 return -1;
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244 #ifdef _SEQUENT_
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245 fvhangup(s);
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246 #endif
2760
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Bram Moolenaar <bram@vim.org>
parents: 2577
diff changeset
247 vim_strncpy((char_u *)PtyName, (char_u *)m, sizeof(PtyName) - 1);
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248 vim_strncpy((char_u *)TtyName, (char_u *)s, sizeof(TtyName) - 1);
7
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249 initmaster(f);
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250 *ttyn = TtyName;
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251 return f;
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252 }
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253 #endif
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254
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255 #if defined(__sgi) && !defined(PTY_DONE)
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256 #define PTY_DONE
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257 int
15632
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parents: 14862
diff changeset
258 mch_openpty(char **ttyn)
7
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259 {
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260 int f;
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261 char *name;
7807
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Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
262 RETSIGTYPE (*sigcld) SIGPROTOARG;
7
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263
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264 /*
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265 * SIGCHLD set to SIG_DFL for _getpty() because it may fork() and
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266 * exec() /usr/adm/mkpts
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267 */
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268 sigcld = signal(SIGCHLD, SIG_DFL);
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269 name = _getpty(&f, O_RDWR | O_NONBLOCK | O_EXTRA, 0600, 0);
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270 signal(SIGCHLD, sigcld);
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271
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272 if (name == 0)
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273 return -1;
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274 initmaster(f);
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275 *ttyn = name;
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276 return f;
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277 }
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278 #endif
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279
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280 #if defined(MIPS) && defined(HAVE_DEV_PTC) && !defined(PTY_DONE)
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281 #define PTY_DONE
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282 int
15632
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parents: 14862
diff changeset
283 mch_openpty(char **ttyn)
7
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284 {
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diff changeset
285 int f;
9387
f094d4085014 commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents: 7856
diff changeset
286 stat_T buf;
18812
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parents: 18498
diff changeset
287 // used for opening a new pty-pair:
7
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288 static char TtyName[32];
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289
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290 if ((f = open("/dev/ptc", O_RDWR | O_NOCTTY | O_NONBLOCK | O_EXTRA, 0)) < 0)
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291 return -1;
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diff changeset
292 if (mch_fstat(f, &buf) < 0)
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293 {
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294 close(f);
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295 return -1;
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296 }
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297 sprintf(TtyName, "/dev/ttyq%d", minor(buf.st_rdev));
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298 initmaster(f);
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299 *ttyn = TtyName;
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300 return f;
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301 }
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diff changeset
302 #endif
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diff changeset
303
12576
b74f5036a434 patch 8.0.1166: :terminal doesn't work on Mac High Sierra
Christian Brabandt <cb@256bit.org>
parents: 11737
diff changeset
304 #if defined(HAVE_SVR4_PTYS) && !defined(PTY_DONE) && !defined(hpux) \
13353
8412df1479a3 patch 8.0.1550: various small problems in source files
Christian Brabandt <cb@256bit.org>
parents: 12716
diff changeset
305 && !(defined(MACOS_X) && !defined(MAC_OS_X_VERSION_10_6))
7
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306
18812
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parents: 18498
diff changeset
307 // NOTE: Even though HPUX can have /dev/ptmx, the code below doesn't work!
d34ec6fe207d patch 8.1.2394: using old C style comments
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parents: 18498
diff changeset
308 // Same for Mac OS X Leopard (10.5).
7
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309 #define PTY_DONE
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310 int
15632
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Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
311 mch_openpty(char **ttyn)
7
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312 {
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diff changeset
313 int f;
2397
d5976fe4349d Fix for compiler warning about function prototype in pty.c.
Bram Moolenaar <bram@vim.org>
parents: 2154
diff changeset
314 char *m;
7805
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 3282
diff changeset
315 RETSIGTYPE (*sigcld) SIGPROTOARG;
18812
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parents: 18498
diff changeset
316 // used for opening a new pty-pair:
7
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317 static char TtyName[32];
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318
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319 if ((f = open("/dev/ptmx", O_RDWR | O_NOCTTY | O_EXTRA, 0)) == -1)
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320 return -1;
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321
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322 /*
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323 * SIGCHLD set to SIG_DFL for grantpt() because it fork()s and
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324 * exec()s pt_chmod
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325 */
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326 sigcld = signal(SIGCHLD, SIG_DFL);
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327 if ((m = ptsname(f)) == NULL || grantpt(f) || unlockpt(f))
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328 {
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329 signal(SIGCHLD, sigcld);
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330 close(f);
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331 return -1;
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332 }
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333 signal(SIGCHLD, sigcld);
2760
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334 vim_strncpy((char_u *)TtyName, (char_u *)m, sizeof(TtyName) - 1);
7
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335 initmaster(f);
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336 *ttyn = TtyName;
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337 return f;
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338 }
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339 #endif
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340
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341 #if defined(_AIX) && defined(HAVE_DEV_PTC) && !defined(PTY_DONE)
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342 #define PTY_DONE
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343
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344 #ifdef _IBMR2
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345 static int aixhack = -1;
7
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346 #endif
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347
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348 int
15632
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349 mch_openpty(char **ttyn)
7
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350 {
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351 int f;
18812
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352 // used for opening a new pty-pair:
7
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353 static char TtyName[32];
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354
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355 // a dumb looking loop replaced by mycrofts code:
7
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356 if ((f = open("/dev/ptc", O_RDWR | O_NOCTTY | O_EXTRA)) < 0)
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357 return -1;
2760
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358 vim_strncpy((char_u *)TtyName, (char_u *)ttyname(f), sizeof(TtyName) - 1);
1076
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parents: 1030
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359 if (geteuid() != ROOT_UID && mch_access(TtyName, R_OK | W_OK))
7
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360 {
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361 close(f);
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362 return -1;
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363 }
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364 initmaster(f);
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365 # ifdef _IBMR2
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366 if (aixhack >= 0)
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367 close(aixhack);
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368 if ((aixhack = open(TtyName, O_RDWR | O_NOCTTY | O_EXTRA, 0)) < 0)
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369 {
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370 close(f);
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371 return -1;
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372 }
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373 # endif
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374 *ttyn = TtyName;
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375 return f;
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376 }
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377 #endif
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378
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379 #ifndef PTY_DONE
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380
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381 # ifdef hpux
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382 static char PtyProto[] = "/dev/ptym/ptyXY";
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383 static char TtyProto[] = "/dev/pty/ttyXY";
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384 # else
20591
4411c2b96af9 patch 8.2.0849: BeOS code is not maintained and probably unused
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parents: 19526
diff changeset
385 # ifdef(__HAIKU__)
7
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386 static char PtyProto[] = "/dev/pt/XY";
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387 static char TtyProto[] = "/dev/tt/XY";
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388 # else
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389 static char PtyProto[] = "/dev/ptyXY";
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390 static char TtyProto[] = "/dev/ttyXY";
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391 # endif
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392 # endif
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393
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394 int
15632
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
395 mch_openpty(char **ttyn)
7
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parents:
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396 {
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diff changeset
397 char *p, *q, *l, *d;
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diff changeset
398 int f;
18812
d34ec6fe207d patch 8.1.2394: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18498
diff changeset
399 // used for opening a new pty-pair:
7
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400 static char PtyName[32];
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diff changeset
401 static char TtyName[32];
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diff changeset
402
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diff changeset
403 strcpy(PtyName, PtyProto);
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404 strcpy(TtyName, TtyProto);
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diff changeset
405 for (p = PtyName; *p != 'X'; p++)
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diff changeset
406 ;
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diff changeset
407 for (q = TtyName; *q != 'X'; q++)
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408 ;
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diff changeset
409 for (l = PTYRANGE0; (*p = *l) != '\0'; l++)
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parents:
diff changeset
410 {
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parents:
diff changeset
411 for (d = PTYRANGE1; (p[1] = *d) != '\0'; d++)
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parents:
diff changeset
412 {
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diff changeset
413 if ((f = open(PtyName, O_RDWR | O_NOCTTY | O_EXTRA, 0)) == -1)
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diff changeset
414 continue;
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diff changeset
415 q[0] = *l;
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diff changeset
416 q[1] = *d;
1076
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parents: 1030
diff changeset
417 if (geteuid() != ROOT_UID && mch_access(TtyName, R_OK | W_OK))
7
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418 {
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419 close(f);
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diff changeset
420 continue;
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diff changeset
421 }
10460
7fd589f46801 commit https://github.com/vim/vim/commit/a899e6ecc4523c7e411eaf6fbaa4197d70f6f39e
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
422 #if defined(SUN_SYSTEM) && defined(TIOCGPGRP) && !defined(SUNOS3)
18812
d34ec6fe207d patch 8.1.2394: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18498
diff changeset
423 // Hack to ensure that the slave side of the pty is
d34ec6fe207d patch 8.1.2394: using old C style comments
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parents: 18498
diff changeset
424 // unused. May not work in anything other than SunOS4.1
7
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parents:
diff changeset
425 {
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parents:
diff changeset
426 int pgrp;
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vimboss
parents:
diff changeset
427
18812
d34ec6fe207d patch 8.1.2394: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18498
diff changeset
428 // tcgetpgrp does not work (uses TIOCGETPGRP)!
7
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vimboss
parents:
diff changeset
429 if (ioctl(f, TIOCGPGRP, (char *)&pgrp) != -1 || errno != EIO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
430 {
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vimboss
parents:
diff changeset
431 close(f);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
432 continue;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
433 }
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vimboss
parents:
diff changeset
434 }
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vimboss
parents:
diff changeset
435 #endif
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vimboss
parents:
diff changeset
436 initmaster(f);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
437 *ttyn = TtyName;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
438 return f;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
439 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
440 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
441 return -1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
442 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
443 #endif
11735
21354977aa7b patch 8.0.0750: OpenPTY missing in non-GUI build
Christian Brabandt <cb@256bit.org>
parents: 10460
diff changeset
444
15632
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
445 /*
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
446 * Call isatty(fd), except for SunOS where it's done differently.
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
447 */
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
448 int
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
449 mch_isatty(int fd)
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
450 {
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
451 # if defined(I_STR) && defined(HAVE_SYS_PTMS_H) && defined(HAVE_SVR4_PTYS) \
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
452 && defined(SUN_SYSTEM)
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
453 // On SunOS, isatty() for /dev/ptmx returns false or sometimes can hang up
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
454 // in the inner ioctl(), and therefore first determine whether "fd" is a
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
455 // master device.
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
456 struct strioctl istr;
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
457
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
458 istr.ic_cmd = ISPTM;
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
459 istr.ic_timout = 0;
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
460 istr.ic_dp = NULL;
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
461 istr.ic_len = 0;
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
462
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
463 if (ioctl(fd, I_STR, &istr) == 0)
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
464 // Trick: return 2 in order to advice the caller that "fd" is a master
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
465 // device. cf. src/os_unix.c:get_tty_fd()
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
466 return 2;
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
467 # endif
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
468 return isatty(fd);
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
469 }
d4a6d575e910 patch 8.1.0824: SunOS/Solaris has a problem with ttys
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
470
18812
d34ec6fe207d patch 8.1.2394: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18498
diff changeset
471 #endif // FEAT_GUI || FEAT_JOB_CHANNEL