Mercurial > vim
annotate src/os_unix.h @ 20379:7f88f6a3ed4c
Update runtime files
Commit: https://github.com/vim/vim/commit/47e13953ffdbb9f163b901196dec8c2100b72edd
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue May 12 22:49:12 2020 +0200
Update runtime files
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Tue, 12 May 2020 23:00:04 +0200 |
| parents | 05b4efb062a7 |
| children | bdda90ed5f6c |
| rev | line source |
|---|---|
|
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commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
| 7 | 2 * |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * | |
| 5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 6 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 7 */ | |
| 8 | |
| 9 /* | |
| 10 * NextStep has a problem with configure, undefine a few things: | |
| 11 */ | |
| 12 #ifdef NeXT | |
| 13 # ifdef HAVE_UTIME | |
| 14 # undef HAVE_UTIME | |
| 15 # endif | |
| 16 # ifdef HAVE_SYS_UTSNAME_H | |
| 17 # undef HAVE_SYS_UTSNAME_H | |
| 18 # endif | |
| 19 #endif | |
| 20 | |
| 21 #include <stdio.h> | |
| 22 #include <ctype.h> | |
| 23 | |
| 24 #ifdef VAXC | |
| 25 # include <types.h> | |
| 26 # include <stat.h> | |
| 27 #else | |
| 28 # include <sys/types.h> | |
| 29 # include <sys/stat.h> | |
| 30 #endif | |
| 31 | |
| 32 #ifdef HAVE_STDLIB_H | |
| 33 # include <stdlib.h> | |
| 34 #endif | |
| 35 | |
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36 #ifdef __CYGWIN__ |
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37 # define WIN32UNIX // Compiling for Win32 using Unix files. |
| 7 | 38 # define BINARY_FILE_IO |
| 585 | 39 |
| 40 # define CASE_INSENSITIVE_FILENAME | |
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41 # define USE_FNAME_CASE // Fix filename case differences. |
| 7 | 42 #endif |
| 43 | |
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44 // On AIX 4.2 there is a conflicting prototype for ioctl() in stropts.h and |
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45 // unistd.h. This hack should fix that (suggested by Jeff George). |
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46 // But on AIX 4.3 it's alright (suggested by Jake Hamby). |
| 7 | 47 #if defined(FEAT_GUI) && defined(_AIX) && !defined(_AIX43) && !defined(_NO_PROTO) |
| 48 # define _NO_PROTO | |
| 49 #endif | |
| 50 | |
| 51 #ifdef HAVE_UNISTD_H | |
| 1879 | 52 # include <unistd.h> |
| 7 | 53 #endif |
| 54 | |
| 55 #ifdef HAVE_LIBC_H | |
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56 # include <libc.h> // for NeXT |
| 7 | 57 #endif |
| 58 | |
| 59 #ifdef HAVE_SYS_PARAM_H | |
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60 # include <sys/param.h> // defines BSD, if it's a BSD system |
| 7 | 61 #endif |
| 62 | |
| 63 /* | |
| 64 * Using getcwd() is preferred, because it checks for a buffer overflow. | |
| 65 * Don't use getcwd() on systems do use system("sh -c pwd"). There is an | |
| 66 * autoconf check for this. | |
| 67 * Use getcwd() anyway if getwd() isn't present. | |
| 68 */ | |
| 69 #if defined(HAVE_GETCWD) && !(defined(BAD_GETCWD) && defined(HAVE_GETWD)) | |
| 70 # define USE_GETCWD | |
| 71 #endif | |
| 72 | |
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73 // always use unlink() to remove files |
| 7 | 74 #ifndef PROTO |
| 75 # ifdef VMS | |
| 76 # define mch_remove(x) delete((char *)(x)) | |
| 77 # define vim_mkdir(x, y) mkdir((char *)(x), y) | |
| 78 # else | |
| 79 # define vim_mkdir(x, y) mkdir((char *)(x), y) | |
| 80 # define mch_rmdir(x) rmdir((char *)(x)) | |
| 81 # define mch_remove(x) unlink((char *)(x)) | |
| 82 # endif | |
| 83 #endif | |
| 84 | |
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85 // The number of arguments to a signal handler is configured here. |
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86 // It used to be a long list of almost all systems. Any system that doesn't |
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87 // have an argument??? |
| 7 | 88 #define SIGHASARG |
| 89 | |
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90 // List 3 arg systems here. I guess __sgi, please test and correct me. jw. |
| 7 | 91 #if defined(__sgi) && defined(HAVE_SIGCONTEXT) |
| 92 # define SIGHAS3ARGS | |
| 93 #endif | |
| 94 | |
| 95 #ifdef SIGHASARG | |
| 96 # ifdef SIGHAS3ARGS | |
| 97 # define SIGPROTOARG (int, int, struct sigcontext *) | |
| 98 # define SIGDEFARG(s) (s, sig2, scont) int s, sig2; struct sigcontext *scont; | |
| 99 # define SIGDUMMYARG 0, 0, (struct sigcontext *)0 | |
| 100 # else | |
| 101 # define SIGPROTOARG (int) | |
| 1877 | 102 # define SIGDEFARG(s) (s) int s UNUSED; |
| 7 | 103 # define SIGDUMMYARG 0 |
| 104 # endif | |
| 105 #else | |
| 106 # define SIGPROTOARG (void) | |
| 107 # define SIGDEFARG(s) () | |
| 108 # define SIGDUMMYARG | |
| 109 #endif | |
| 110 | |
| 111 #ifdef HAVE_DIRENT_H | |
| 112 # include <dirent.h> | |
| 113 # ifndef NAMLEN | |
| 114 # define NAMLEN(dirent) strlen((dirent)->d_name) | |
| 115 # endif | |
| 116 #else | |
| 117 # define dirent direct | |
| 118 # define NAMLEN(dirent) (dirent)->d_namlen | |
| 119 # if HAVE_SYS_NDIR_H | |
| 120 # include <sys/ndir.h> | |
| 121 # endif | |
| 122 # if HAVE_SYS_DIR_H | |
| 123 # include <sys/dir.h> | |
| 124 # endif | |
| 125 # if HAVE_NDIR_H | |
| 126 # include <ndir.h> | |
| 127 # endif | |
| 128 #endif | |
| 129 | |
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130 // on some systems time.h should not be included together with sys/time.h |
| 7 | 131 #if !defined(HAVE_SYS_TIME_H) || defined(TIME_WITH_SYS_TIME) |
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132 # include <time.h> |
| 7 | 133 #endif |
| 134 #ifdef HAVE_SYS_TIME_H | |
| 135 # include <sys/time.h> | |
| 136 #endif | |
| 137 | |
| 138 #include <signal.h> | |
| 139 | |
| 140 #if defined(DIRSIZ) && !defined(MAXNAMLEN) | |
| 141 # define MAXNAMLEN DIRSIZ | |
| 142 #endif | |
| 143 | |
| 144 #if defined(UFS_MAXNAMLEN) && !defined(MAXNAMLEN) | |
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145 # define MAXNAMLEN UFS_MAXNAMLEN // for dynix/ptx |
| 7 | 146 #endif |
| 147 | |
| 148 #if defined(NAME_MAX) && !defined(MAXNAMLEN) | |
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149 # define MAXNAMLEN NAME_MAX // for Linux before .99p3 |
| 7 | 150 #endif |
| 151 | |
| 152 /* | |
| 153 * Note: if MAXNAMLEN has the wrong value, you will get error messages | |
| 154 * for not being able to open the swap file. | |
| 155 */ | |
| 156 #if !defined(MAXNAMLEN) | |
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157 # define MAXNAMLEN 512 // for all other Unix |
| 7 | 158 #endif |
| 159 | |
| 160 #define BASENAMELEN (MAXNAMLEN - 5) | |
| 161 | |
| 162 #ifdef HAVE_PWD_H | |
| 163 # include <pwd.h> | |
| 164 #endif | |
| 165 | |
| 166 #if (defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)) \ | |
| 167 || (defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)) \ | |
| 168 || defined(HAVE_SYSCTL) || defined(HAVE_SYSCONF) | |
| 169 # define HAVE_TOTAL_MEM | |
| 170 #endif | |
| 171 | |
| 3927 | 172 |
| 173 #ifndef PROTO | |
| 174 | |
| 7 | 175 #ifdef VMS |
| 819 | 176 # include <unixio.h> |
| 177 # include <unixlib.h> | |
| 178 # include <signal.h> | |
| 179 # include <file.h> | |
| 180 # include <ssdef.h> | |
| 181 # include <descrip.h> | |
| 182 # include <libclidef.h> | |
| 183 # include <lnmdef.h> | |
| 184 # include <psldef.h> | |
| 185 # include <prvdef.h> | |
| 186 # include <dvidef.h> | |
| 187 # include <dcdef.h> | |
| 188 # include <stsdef.h> | |
| 189 # include <iodef.h> | |
| 190 # include <ttdef.h> | |
| 191 # include <tt2def.h> | |
| 192 # include <jpidef.h> | |
| 193 # include <rms.h> | |
| 194 # include <trmdef.h> | |
| 195 # include <string.h> | |
| 196 # include <starlet.h> | |
| 197 # include <socket.h> | |
| 198 # include <lib$routines.h> | |
| 5541 | 199 # include <libdef.h> |
| 200 # include <libdtdef.h> | |
| 819 | 201 |
| 202 # ifdef FEAT_GUI_GTK | |
| 203 # include "gui_gtk_vms.h" | |
| 204 # endif | |
| 3927 | 205 #endif |
| 7 | 206 |
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207 #ifdef HAVE_FLOCK |
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208 # include <sys/file.h> |
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209 #endif |
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210 |
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211 #endif // PROTO |
| 3927 | 212 |
| 213 #ifdef VMS | |
| 7 | 214 typedef struct dsc$descriptor DESC; |
| 215 #endif | |
| 216 | |
| 217 /* | |
| 218 * Unix system-dependent file names | |
| 219 */ | |
| 220 #ifndef SYS_VIMRC_FILE | |
| 221 # define SYS_VIMRC_FILE "$VIM/vimrc" | |
| 222 #endif | |
| 223 #ifndef SYS_GVIMRC_FILE | |
| 224 # define SYS_GVIMRC_FILE "$VIM/gvimrc" | |
| 225 #endif | |
| 226 #ifndef DFLT_HELPFILE | |
| 227 # define DFLT_HELPFILE "$VIMRUNTIME/doc/help.txt" | |
| 228 #endif | |
| 229 #ifndef FILETYPE_FILE | |
| 230 # define FILETYPE_FILE "filetype.vim" | |
| 231 #endif | |
| 232 #ifndef FTPLUGIN_FILE | |
| 233 # define FTPLUGIN_FILE "ftplugin.vim" | |
| 234 #endif | |
| 235 #ifndef INDENT_FILE | |
| 236 # define INDENT_FILE "indent.vim" | |
| 237 #endif | |
| 238 #ifndef FTOFF_FILE | |
| 239 # define FTOFF_FILE "ftoff.vim" | |
| 240 #endif | |
| 241 #ifndef FTPLUGOF_FILE | |
| 242 # define FTPLUGOF_FILE "ftplugof.vim" | |
| 243 #endif | |
| 244 #ifndef INDOFF_FILE | |
| 245 # define INDOFF_FILE "indoff.vim" | |
| 246 #endif | |
| 247 #ifndef SYS_MENU_FILE | |
| 248 # define SYS_MENU_FILE "$VIMRUNTIME/menu.vim" | |
| 249 #endif | |
| 250 | |
| 251 #ifndef USR_EXRC_FILE | |
| 252 # ifdef VMS | |
| 253 # define USR_EXRC_FILE "sys$login:.exrc" | |
| 254 # else | |
| 255 # define USR_EXRC_FILE "$HOME/.exrc" | |
| 256 # endif | |
| 257 #endif | |
| 258 | |
| 259 #if !defined(USR_EXRC_FILE2) && defined(VMS) | |
| 260 # define USR_EXRC_FILE2 "sys$login:_exrc" | |
| 261 #endif | |
| 262 | |
| 263 #ifndef USR_VIMRC_FILE | |
| 264 # ifdef VMS | |
| 265 # define USR_VIMRC_FILE "sys$login:.vimrc" | |
| 266 # else | |
| 267 # define USR_VIMRC_FILE "$HOME/.vimrc" | |
| 268 # endif | |
| 269 #endif | |
| 270 | |
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271 |
| 6783 | 272 #if !defined(USR_VIMRC_FILE2) |
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273 # ifdef VMS |
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274 # define USR_VIMRC_FILE2 "sys$login:vimfiles/vimrc" |
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275 # else |
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276 # define USR_VIMRC_FILE2 "~/.vim/vimrc" |
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277 # endif |
| 7 | 278 #endif |
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279 |
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280 #if !defined(USR_VIMRC_FILE3) && defined(VMS) |
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281 # define USR_VIMRC_FILE3 "sys$login:_vimrc" |
| 7 | 282 #endif |
| 283 | |
| 284 #ifndef USR_GVIMRC_FILE | |
| 285 # ifdef VMS | |
| 286 # define USR_GVIMRC_FILE "sys$login:.gvimrc" | |
| 287 # else | |
| 288 # define USR_GVIMRC_FILE "$HOME/.gvimrc" | |
| 289 # endif | |
| 290 #endif | |
| 291 | |
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292 #ifndef USR_GVIMRC_FILE2 |
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293 # ifdef VMS |
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294 # define USR_GVIMRC_FILE2 "sys$login:vimfiles/gvimrc" |
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295 # else |
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296 # define USR_GVIMRC_FILE2 "~/.vim/gvimrc" |
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297 # endif |
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298 #endif |
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299 |
| 7 | 300 #ifdef VMS |
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301 # ifndef USR_GVIMRC_FILE3 |
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302 # define USR_GVIMRC_FILE3 "sys$login:_gvimrc" |
| 7 | 303 # endif |
| 304 #endif | |
| 305 | |
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306 #ifndef VIM_DEFAULTS_FILE |
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307 # define VIM_DEFAULTS_FILE "$VIMRUNTIME/defaults.vim" |
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308 #endif |
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309 |
| 7 | 310 #ifndef EVIM_FILE |
| 311 # define EVIM_FILE "$VIMRUNTIME/evim.vim" | |
| 312 #endif | |
| 313 | |
| 314 #ifdef FEAT_VIMINFO | |
| 315 # ifndef VIMINFO_FILE | |
| 316 # ifdef VMS | |
| 317 # define VIMINFO_FILE "sys$login:.viminfo" | |
| 318 # else | |
| 319 # define VIMINFO_FILE "$HOME/.viminfo" | |
| 320 # endif | |
| 321 # endif | |
| 322 # if !defined(VIMINFO_FILE2) && defined(VMS) | |
| 323 # define VIMINFO_FILE2 "sys$login:_viminfo" | |
| 324 # endif | |
| 325 #endif | |
| 326 | |
| 327 #ifndef EXRC_FILE | |
| 328 # define EXRC_FILE ".exrc" | |
| 329 #endif | |
| 330 | |
| 331 #ifndef VIMRC_FILE | |
| 332 # define VIMRC_FILE ".vimrc" | |
| 333 #endif | |
| 334 | |
| 335 #ifdef FEAT_GUI | |
| 336 # ifndef GVIMRC_FILE | |
| 337 # define GVIMRC_FILE ".gvimrc" | |
| 338 # endif | |
| 339 #endif | |
| 340 | |
| 341 #ifndef SYNTAX_FNAME | |
| 342 # define SYNTAX_FNAME "$VIMRUNTIME/syntax/%s.vim" | |
| 343 #endif | |
| 344 | |
| 345 #ifndef DFLT_BDIR | |
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346 # ifdef VMS |
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347 # define DFLT_BDIR "./,sys$login:,tmp:" |
| 7 | 348 # else |
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349 # define DFLT_BDIR ".,~/tmp,~/" // default for 'backupdir' |
| 7 | 350 # endif |
| 351 #endif | |
| 352 | |
| 353 #ifndef DFLT_DIR | |
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354 # ifdef VMS |
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355 # define DFLT_DIR "./,sys$login:,tmp:" |
| 7 | 356 # else |
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357 # define DFLT_DIR ".,~/tmp,/var/tmp,/tmp" // default for 'directory' |
| 7 | 358 # endif |
| 359 #endif | |
| 360 | |
| 361 #ifndef DFLT_VDIR | |
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362 # ifdef VMS |
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363 # define DFLT_VDIR "sys$login:vimfiles/view" |
| 7 | 364 # else |
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365 # define DFLT_VDIR "$HOME/.vim/view" // default for 'viewdir' |
| 7 | 366 # endif |
| 367 #endif | |
| 368 | |
| 369 #define DFLT_ERRORFILE "errors.err" | |
| 370 | |
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371 #ifndef DFLT_RUNTIMEPATH |
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372 |
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373 # ifdef VMS |
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374 # define DFLT_RUNTIMEPATH "sys$login:vimfiles,$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after,sys$login:vimfiles/after" |
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375 # define CLEAN_RUNTIMEPATH "$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after" |
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376 # else |
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377 # ifdef RUNTIME_GLOBAL |
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378 # ifdef RUNTIME_GLOBAL_AFTER |
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379 # define DFLT_RUNTIMEPATH "~/.vim," RUNTIME_GLOBAL ",$VIMRUNTIME," RUNTIME_GLOBAL_AFTER ",~/.vim/after" |
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380 # define CLEAN_RUNTIMEPATH RUNTIME_GLOBAL ",$VIMRUNTIME," RUNTIME_GLOBAL_AFTER |
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381 # else |
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382 # define DFLT_RUNTIMEPATH "~/.vim," RUNTIME_GLOBAL ",$VIMRUNTIME," RUNTIME_GLOBAL "/after,~/.vim/after" |
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383 # define CLEAN_RUNTIMEPATH RUNTIME_GLOBAL ",$VIMRUNTIME," RUNTIME_GLOBAL "/after" |
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384 # endif |
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385 # else |
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386 # define DFLT_RUNTIMEPATH "~/.vim,$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after,~/.vim/after" |
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387 # define CLEAN_RUNTIMEPATH "$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after" |
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388 # endif |
| 7 | 389 # endif |
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390 |
| 7 | 391 #endif |
| 392 | |
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393 #ifdef VMS |
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394 # ifndef VAX |
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395 # define VMS_TEMPNAM // to fix default .LIS extension |
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396 # endif |
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397 # define TEMPNAME "TMP:v?XXXXXX.txt" |
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398 # define TEMPNAMELEN 28 |
| 7 | 399 #else |
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400 // Try several directories to put the temp files. |
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401 # define TEMPDIRNAMES "$TMPDIR", "/tmp", ".", "$HOME" |
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402 # define TEMPNAMELEN 256 |
| 7 | 403 #endif |
| 404 | |
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405 // Special wildcards that need to be handled by the shell |
| 7 | 406 #define SPECIAL_WILDCHAR "`'{" |
| 407 | |
| 408 /* | |
| 409 * Unix has plenty of memory, use large buffers | |
| 410 */ | |
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411 #define CMDBUFFSIZE 1024 // size of the command processing buffer |
| 1611 | 412 |
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413 // Use the system path length if it makes sense. |
| 1611 | 414 #if defined(PATH_MAX) && (PATH_MAX > 1000) |
| 415 # define MAXPATHL PATH_MAX | |
| 416 #else | |
| 417 # define MAXPATHL 1024 | |
| 418 #endif | |
| 7 | 419 |
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420 #define CHECK_INODE // used when checking if a swap file already |
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421 // exists for a file |
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422 #ifdef VMS // Use less memory because of older systems |
| 7 | 423 # ifndef DFLT_MAXMEM |
| 424 # define DFLT_MAXMEM (2*1024) | |
| 425 # endif | |
| 426 # ifndef DFLT_MAXMEMTOT | |
| 427 # define DFLT_MAXMEMTOT (5*1024) | |
| 428 # endif | |
| 429 #else | |
| 430 # ifndef DFLT_MAXMEM | |
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431 # define DFLT_MAXMEM (5*1024) // use up to 5 Mbyte for a buffer |
| 7 | 432 # endif |
| 433 # ifndef DFLT_MAXMEMTOT | |
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434 # define DFLT_MAXMEMTOT (10*1024) // use up to 10 Mbyte for Vim |
| 7 | 435 # endif |
| 436 #endif | |
| 437 | |
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438 // memmove() is not present on all systems, use memmove, bcopy or memcpy. |
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439 // Some systems have (void *) arguments, some (char *). If we use (char *) it |
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440 // works for all |
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441 #if defined(USEMEMMOVE) || (!defined(USEBCOPY) && !defined(USEMEMCPY)) |
| 7 | 442 # define mch_memmove(to, from, len) memmove((char *)(to), (char *)(from), len) |
| 443 #else | |
| 444 # ifdef USEBCOPY | |
| 445 # define mch_memmove(to, from, len) bcopy((char *)(from), (char *)(to), len) | |
| 446 # else | |
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447 // ifdef USEMEMCPY |
| 7 | 448 # define mch_memmove(to, from, len) memcpy((char *)(to), (char *)(from), len) |
| 449 # endif | |
| 450 #endif | |
| 451 | |
| 452 #ifndef PROTO | |
| 453 # ifdef HAVE_RENAME | |
| 454 # define mch_rename(src, dst) rename(src, dst) | |
| 455 # else | |
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456 int mch_rename(const char *src, const char *dest); |
| 7 | 457 # endif |
| 458 # ifndef VMS | |
| 459 # ifdef __MVS__ | |
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460 // on OS390 Unix getenv() doesn't return a pointer to persistent |
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461 // storage -> use __getenv() |
| 7 | 462 # define mch_getenv(x) (char_u *)__getenv((char *)(x)) |
| 463 # else | |
| 464 # define mch_getenv(x) (char_u *)getenv((char *)(x)) | |
| 465 # endif | |
| 466 # define mch_setenv(name, val, x) setenv(name, val, x) | |
| 467 # endif | |
| 468 #endif | |
| 469 | |
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470 // Note: Some systems need both string.h and strings.h (Savage). However, |
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471 // some systems can't handle both, only use string.h in that case. |
| 7 | 472 #ifdef HAVE_STRING_H |
| 473 # include <string.h> | |
| 474 #endif | |
| 475 #if defined(HAVE_STRINGS_H) && !defined(NO_STRINGS_WITH_STRING_H) | |
| 476 # include <strings.h> | |
| 477 #endif | |
| 478 | |
| 479 #if defined(HAVE_SETJMP_H) | |
| 480 # include <setjmp.h> | |
| 481 # ifdef HAVE_SIGSETJMP | |
| 482 # define JMP_BUF sigjmp_buf | |
| 483 # define SETJMP(x) sigsetjmp((x), 1) | |
| 484 # define LONGJMP siglongjmp | |
| 485 # else | |
| 486 # define JMP_BUF jmp_buf | |
| 487 # define SETJMP(x) setjmp(x) | |
| 488 # define LONGJMP longjmp | |
| 489 # endif | |
| 490 #endif | |
| 491 | |
| 5743 | 492 #ifndef HAVE_DUP |
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493 # define HAVE_DUP // have dup() |
| 5743 | 494 #endif |
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495 #define HAVE_ST_MODE // have stat.st_mode |
| 7 | 496 |
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497 // We have three kinds of ACL support. |
| 7 | 498 #define HAVE_ACL (HAVE_POSIX_ACL || HAVE_SOLARIS_ACL || HAVE_AIX_ACL) |