Mercurial > vim
annotate src/os_unix.c @ 7109:fa95595fbc52 v7.4.866
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Sep 15 14:12:05 2015 +0200
patch 7.4.866
Problem: Crash when changing the 'tags' option from a remote command.
(Benjamin Fritz)
Solution: Instead of executing messages immediately, use a queue, like for
netbeans. (James Kolb)
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Tue, 15 Sep 2015 14:15:05 +0200 |
| parents | 286fd54c7ae3 |
| children | 89c6f7c6704a |
| rev | line source |
|---|---|
| 7 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 2 * | |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * OS/2 port by Paul Slootman | |
| 5 * VMS merge by Zoltan Arpadffy | |
| 6 * | |
| 7 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 8 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 9 * See README.txt for an overview of the Vim source code. | |
| 10 */ | |
| 11 | |
| 12 /* | |
| 13 * os_unix.c -- code for all flavors of Unix (BSD, SYSV, SVR4, POSIX, ...) | |
| 14 * Also for OS/2, using the excellent EMX package!!! | |
| 15 * Also for BeOS and Atari MiNT. | |
| 16 * | |
| 17 * A lot of this file was originally written by Juergen Weigert and later | |
| 18 * changed beyond recognition. | |
| 19 */ | |
| 20 | |
| 21 /* | |
| 22 * Some systems have a prototype for select() that has (int *) instead of | |
| 23 * (fd_set *), which is wrong. This define removes that prototype. We define | |
| 24 * our own prototype below. | |
| 25 * Don't use it for the Mac, it causes a warning for precompiled headers. | |
| 26 * TODO: use a configure check for precompiled headers? | |
| 27 */ | |
| 1076 | 28 #if !defined(__APPLE__) && !defined(__TANDEM) |
| 7 | 29 # define select select_declared_wrong |
| 30 #endif | |
| 31 | |
| 32 #include "vim.h" | |
| 33 | |
| 14 | 34 #ifdef FEAT_MZSCHEME |
| 35 # include "if_mzsch.h" | |
| 36 #endif | |
| 37 | |
| 7 | 38 #include "os_unixx.h" /* unix includes for os_unix.c only */ |
| 39 | |
| 40 #ifdef USE_XSMP | |
| 41 # include <X11/SM/SMlib.h> | |
| 42 #endif | |
| 43 | |
| 1583 | 44 #ifdef HAVE_SELINUX |
| 45 # include <selinux/selinux.h> | |
| 46 static int selinux_enabled = -1; | |
| 47 #endif | |
| 48 | |
| 5788 | 49 #ifdef HAVE_SMACK |
| 50 # include <attr/xattr.h> | |
| 51 # include <linux/xattr.h> | |
| 52 # ifndef SMACK_LABEL_LEN | |
| 53 # define SMACK_LABEL_LEN 1024 | |
| 54 # endif | |
| 55 #endif | |
| 56 | |
| 7 | 57 /* |
| 58 * Use this prototype for select, some include files have a wrong prototype | |
| 59 */ | |
| 1076 | 60 #ifndef __TANDEM |
| 61 # undef select | |
| 62 # ifdef __BEOS__ | |
| 63 # define select beos_select | |
| 64 # endif | |
| 7 | 65 #endif |
| 66 | |
| 1102 | 67 #ifdef __CYGWIN__ |
| 68 # ifndef WIN32 | |
| 1657 | 69 # include <cygwin/version.h> |
| 70 # include <sys/cygwin.h> /* for cygwin_conv_to_posix_path() and/or | |
| 71 * for cygwin_conv_path() */ | |
| 4168 | 72 # ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
| 73 # define WIN32_LEAN_AND_MEAN | |
| 74 # include <windows.h> | |
| 75 # include "winclip.pro" | |
| 76 # endif | |
| 1102 | 77 # endif |
| 78 #endif | |
| 79 | |
| 7 | 80 #if defined(HAVE_SELECT) |
| 81 extern int select __ARGS((int, fd_set *, fd_set *, fd_set *, struct timeval *)); | |
| 82 #endif | |
| 83 | |
| 84 #ifdef FEAT_MOUSE_GPM | |
| 85 # include <gpm.h> | |
| 86 /* <linux/keyboard.h> contains defines conflicting with "keymap.h", | |
| 87 * I just copied relevant defines here. A cleaner solution would be to put gpm | |
| 88 * code into separate file and include there linux/keyboard.h | |
| 89 */ | |
| 90 /* #include <linux/keyboard.h> */ | |
| 91 # define KG_SHIFT 0 | |
| 92 # define KG_CTRL 2 | |
| 93 # define KG_ALT 3 | |
| 94 # define KG_ALTGR 1 | |
| 95 # define KG_SHIFTL 4 | |
| 96 # define KG_SHIFTR 5 | |
| 97 # define KG_CTRLL 6 | |
| 98 # define KG_CTRLR 7 | |
| 99 # define KG_CAPSSHIFT 8 | |
| 100 | |
| 101 static void gpm_close __ARGS((void)); | |
| 102 static int gpm_open __ARGS((void)); | |
| 103 static int mch_gpm_process __ARGS((void)); | |
| 104 #endif | |
| 105 | |
| 1620 | 106 #ifdef FEAT_SYSMOUSE |
| 107 # include <sys/consio.h> | |
| 108 # include <sys/fbio.h> | |
| 109 | |
| 110 static int sysmouse_open __ARGS((void)); | |
| 111 static void sysmouse_close __ARGS((void)); | |
| 112 static RETSIGTYPE sig_sysmouse __ARGS(SIGPROTOARG); | |
| 113 #endif | |
| 114 | |
| 7 | 115 /* |
| 116 * end of autoconf section. To be extended... | |
| 117 */ | |
| 118 | |
| 119 /* Are the following #ifdefs still required? And why? Is that for X11? */ | |
| 120 | |
| 121 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO) | |
| 122 # ifdef SIGWINCH | |
| 123 # undef SIGWINCH | |
| 124 # endif | |
| 125 # ifdef TIOCGWINSZ | |
| 126 # undef TIOCGWINSZ | |
| 127 # endif | |
| 128 #endif | |
| 129 | |
| 130 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */ | |
| 131 # define SIGWINCH SIGWINDOW | |
| 132 #endif | |
| 133 | |
| 134 #ifdef FEAT_X11 | |
| 135 # include <X11/Xlib.h> | |
| 136 # include <X11/Xutil.h> | |
| 137 # include <X11/Xatom.h> | |
| 138 # ifdef FEAT_XCLIPBOARD | |
| 139 # include <X11/Intrinsic.h> | |
| 140 # include <X11/Shell.h> | |
| 141 # include <X11/StringDefs.h> | |
| 142 static Widget xterm_Shell = (Widget)0; | |
| 4230 | 143 static void clip_update __ARGS((void)); |
| 7 | 144 static void xterm_update __ARGS((void)); |
| 145 # endif | |
| 146 | |
| 147 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE) | |
| 148 Window x11_window = 0; | |
| 149 # endif | |
| 150 Display *x11_display = NULL; | |
| 151 | |
| 152 # ifdef FEAT_TITLE | |
| 153 static int get_x11_windis __ARGS((void)); | |
| 154 static void set_x11_title __ARGS((char_u *)); | |
| 155 static void set_x11_icon __ARGS((char_u *)); | |
| 156 # endif | |
| 157 #endif | |
| 158 | |
| 159 #ifdef FEAT_TITLE | |
| 160 static int get_x11_title __ARGS((int)); | |
| 161 static int get_x11_icon __ARGS((int)); | |
| 162 | |
| 163 static char_u *oldtitle = NULL; | |
| 164 static int did_set_title = FALSE; | |
| 165 static char_u *oldicon = NULL; | |
| 166 static int did_set_icon = FALSE; | |
| 167 #endif | |
| 168 | |
| 169 static void may_core_dump __ARGS((void)); | |
| 170 | |
| 3048 | 171 #ifdef HAVE_UNION_WAIT |
| 172 typedef union wait waitstatus; | |
| 173 #else | |
| 174 typedef int waitstatus; | |
| 175 #endif | |
| 3062 | 176 static pid_t wait4pid __ARGS((pid_t, waitstatus *)); |
| 3048 | 177 |
| 7 | 178 static int WaitForChar __ARGS((long)); |
| 5541 | 179 #if defined(__BEOS__) || defined(VMS) |
| 7 | 180 int RealWaitForChar __ARGS((int, long, int *)); |
| 181 #else | |
| 182 static int RealWaitForChar __ARGS((int, long, int *)); | |
| 183 #endif | |
| 184 | |
| 185 #ifdef FEAT_XCLIPBOARD | |
| 186 static int do_xterm_trace __ARGS((void)); | |
| 331 | 187 # define XT_TRACE_DELAY 50 /* delay for xterm tracing */ |
| 7 | 188 #endif |
| 189 | |
| 190 static void handle_resize __ARGS((void)); | |
| 191 | |
| 192 #if defined(SIGWINCH) | |
| 193 static RETSIGTYPE sig_winch __ARGS(SIGPROTOARG); | |
| 194 #endif | |
| 195 #if defined(SIGINT) | |
| 196 static RETSIGTYPE catch_sigint __ARGS(SIGPROTOARG); | |
| 197 #endif | |
| 198 #if defined(SIGPWR) | |
| 199 static RETSIGTYPE catch_sigpwr __ARGS(SIGPROTOARG); | |
| 200 #endif | |
| 201 #if defined(SIGALRM) && defined(FEAT_X11) \ | |
| 202 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK) | |
| 203 # define SET_SIG_ALARM | |
| 204 static RETSIGTYPE sig_alarm __ARGS(SIGPROTOARG); | |
| 1832 | 205 /* volatile because it is used in signal handler sig_alarm(). */ |
| 206 static volatile int sig_alarm_called; | |
| 7 | 207 #endif |
| 208 static RETSIGTYPE deathtrap __ARGS(SIGPROTOARG); | |
| 209 | |
| 167 | 210 static void catch_int_signal __ARGS((void)); |
| 7 | 211 static void set_signals __ARGS((void)); |
| 212 static void catch_signals __ARGS((RETSIGTYPE (*func_deadly)(), RETSIGTYPE (*func_other)())); | |
| 213 #ifndef __EMX__ | |
| 214 static int have_wildcard __ARGS((int, char_u **)); | |
| 215 static int have_dollars __ARGS((int, char_u **)); | |
| 216 #endif | |
| 217 | |
| 218 #ifndef __EMX__ | |
| 219 static int save_patterns __ARGS((int num_pat, char_u **pat, int *num_file, char_u ***file)); | |
| 220 #endif | |
| 221 | |
| 222 #ifndef SIG_ERR | |
| 1879 | 223 # define SIG_ERR ((RETSIGTYPE (*)())-1) |
| 7 | 224 #endif |
| 225 | |
| 1832 | 226 /* volatile because it is used in signal handler sig_winch(). */ |
| 227 static volatile int do_resize = FALSE; | |
| 7 | 228 #ifndef __EMX__ |
| 229 static char_u *extra_shell_arg = NULL; | |
| 230 static int show_shell_mess = TRUE; | |
| 231 #endif | |
| 1832 | 232 /* volatile because it is used in signal handler deathtrap(). */ |
| 233 static volatile int deadly_signal = 0; /* The signal we caught */ | |
| 234 /* volatile because it is used in signal handler deathtrap(). */ | |
| 235 static volatile int in_mch_delay = FALSE; /* sleeping in mch_delay() */ | |
| 7 | 236 |
| 237 static int curr_tmode = TMODE_COOK; /* contains current terminal mode */ | |
| 238 | |
| 239 #ifdef USE_XSMP | |
| 240 typedef struct | |
| 241 { | |
| 242 SmcConn smcconn; /* The SM connection ID */ | |
| 243 IceConn iceconn; /* The ICE connection ID */ | |
|
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parents:
2074
diff
changeset
|
244 char *clientid; /* The client ID for the current smc session */ |
| 7 | 245 Bool save_yourself; /* If we're in the middle of a save_yourself */ |
| 246 Bool shutdown; /* If we're in shutdown mode */ | |
| 247 } xsmp_config_T; | |
| 248 | |
| 249 static xsmp_config_T xsmp; | |
| 250 #endif | |
| 251 | |
| 252 #ifdef SYS_SIGLIST_DECLARED | |
| 253 /* | |
| 254 * I have seen | |
| 255 * extern char *_sys_siglist[NSIG]; | |
| 256 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings | |
| 257 * that describe the signals. That is nearly what we want here. But | |
| 258 * autoconf does only check for sys_siglist (without the underscore), I | |
| 259 * do not want to change everything today.... jw. | |
| 260 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in | |
| 261 */ | |
| 262 #endif | |
| 263 | |
| 264 static struct signalinfo | |
| 265 { | |
| 266 int sig; /* Signal number, eg. SIGSEGV etc */ | |
| 267 char *name; /* Signal name (not char_u!). */ | |
| 268 char deadly; /* Catch as a deadly signal? */ | |
| 269 } signal_info[] = | |
| 270 { | |
| 271 #ifdef SIGHUP | |
| 272 {SIGHUP, "HUP", TRUE}, | |
| 273 #endif | |
| 274 #ifdef SIGQUIT | |
| 275 {SIGQUIT, "QUIT", TRUE}, | |
| 276 #endif | |
| 277 #ifdef SIGILL | |
| 278 {SIGILL, "ILL", TRUE}, | |
| 279 #endif | |
| 280 #ifdef SIGTRAP | |
| 281 {SIGTRAP, "TRAP", TRUE}, | |
| 282 #endif | |
| 283 #ifdef SIGABRT | |
| 284 {SIGABRT, "ABRT", TRUE}, | |
| 285 #endif | |
| 286 #ifdef SIGEMT | |
| 287 {SIGEMT, "EMT", TRUE}, | |
| 288 #endif | |
| 289 #ifdef SIGFPE | |
| 290 {SIGFPE, "FPE", TRUE}, | |
| 291 #endif | |
| 292 #ifdef SIGBUS | |
| 293 {SIGBUS, "BUS", TRUE}, | |
| 294 #endif | |
| 4074 | 295 #if defined(SIGSEGV) && !defined(FEAT_MZSCHEME) |
| 296 /* MzScheme uses SEGV in its garbage collector */ | |
| 7 | 297 {SIGSEGV, "SEGV", TRUE}, |
| 298 #endif | |
| 299 #ifdef SIGSYS | |
| 300 {SIGSYS, "SYS", TRUE}, | |
| 301 #endif | |
| 302 #ifdef SIGALRM | |
| 303 {SIGALRM, "ALRM", FALSE}, /* Perl's alarm() can trigger it */ | |
| 304 #endif | |
| 305 #ifdef SIGTERM | |
| 306 {SIGTERM, "TERM", TRUE}, | |
| 307 #endif | |
| 2701 | 308 #if defined(SIGVTALRM) && !defined(FEAT_RUBY) |
| 7 | 309 {SIGVTALRM, "VTALRM", TRUE}, |
| 310 #endif | |
| 1560 | 311 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME) && !defined(WE_ARE_PROFILING) |
| 312 /* MzScheme uses SIGPROF for its own needs; On Linux with profiling | |
| 313 * this makes Vim exit. WE_ARE_PROFILING is defined in Makefile. */ | |
| 7 | 314 {SIGPROF, "PROF", TRUE}, |
| 315 #endif | |
| 316 #ifdef SIGXCPU | |
| 317 {SIGXCPU, "XCPU", TRUE}, | |
| 318 #endif | |
| 319 #ifdef SIGXFSZ | |
| 320 {SIGXFSZ, "XFSZ", TRUE}, | |
| 321 #endif | |
| 322 #ifdef SIGUSR1 | |
| 323 {SIGUSR1, "USR1", TRUE}, | |
| 324 #endif | |
| 1620 | 325 #if defined(SIGUSR2) && !defined(FEAT_SYSMOUSE) |
| 326 /* Used for sysmouse handling */ | |
| 7 | 327 {SIGUSR2, "USR2", TRUE}, |
| 328 #endif | |
| 329 #ifdef SIGINT | |
| 330 {SIGINT, "INT", FALSE}, | |
| 331 #endif | |
| 332 #ifdef SIGWINCH | |
| 333 {SIGWINCH, "WINCH", FALSE}, | |
| 334 #endif | |
| 335 #ifdef SIGTSTP | |
| 336 {SIGTSTP, "TSTP", FALSE}, | |
| 337 #endif | |
| 338 #ifdef SIGPIPE | |
| 339 {SIGPIPE, "PIPE", FALSE}, | |
| 340 #endif | |
| 341 {-1, "Unknown!", FALSE} | |
| 342 }; | |
| 343 | |
| 1935 | 344 int |
| 345 mch_chdir(path) | |
| 346 char *path; | |
| 347 { | |
| 348 if (p_verbose >= 5) | |
| 349 { | |
| 350 verbose_enter(); | |
| 351 smsg((char_u *)"chdir(%s)", path); | |
| 352 verbose_leave(); | |
| 353 } | |
| 354 # ifdef VMS | |
| 355 return chdir(vms_fixfilename(path)); | |
| 356 # else | |
| 357 return chdir(path); | |
| 358 # endif | |
| 359 } | |
| 360 | |
| 1757 | 361 /* |
| 362 * Write s[len] to the screen. | |
| 363 */ | |
| 7 | 364 void |
| 365 mch_write(s, len) | |
| 366 char_u *s; | |
| 367 int len; | |
| 368 { | |
| 1757 | 369 ignored = (int)write(1, (char *)s, len); |
| 7 | 370 if (p_wd) /* Unix is too fast, slow down a bit more */ |
| 371 RealWaitForChar(read_cmd_fd, p_wd, NULL); | |
| 372 } | |
| 373 | |
| 374 /* | |
| 1450 | 375 * mch_inchar(): low level input function. |
| 7 | 376 * Get a characters from the keyboard. |
| 377 * Return the number of characters that are available. | |
| 378 * If wtime == 0 do not wait for characters. | |
| 379 * If wtime == n wait a short time for characters. | |
| 380 * If wtime == -1 wait forever for characters. | |
| 381 */ | |
| 382 int | |
| 383 mch_inchar(buf, maxlen, wtime, tb_change_cnt) | |
| 384 char_u *buf; | |
| 385 int maxlen; | |
| 386 long wtime; /* don't use "time", MIPS cannot handle it */ | |
| 387 int tb_change_cnt; | |
| 388 { | |
| 389 int len; | |
| 390 | |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
391 #ifdef MESSAGE_QUEUE |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
392 parse_queued_messages(); |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
393 #endif |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
394 |
| 7 | 395 /* Check if window changed size while we were busy, perhaps the ":set |
| 396 * columns=99" command was used. */ | |
| 397 while (do_resize) | |
| 398 handle_resize(); | |
| 399 | |
| 400 if (wtime >= 0) | |
| 401 { | |
| 402 while (WaitForChar(wtime) == 0) /* no character available */ | |
| 403 { | |
| 404 if (!do_resize) /* return if not interrupted by resize */ | |
| 405 return 0; | |
| 406 handle_resize(); | |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
407 #ifdef MESSAGE_QUEUE |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
408 parse_queued_messages(); |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
409 #endif |
| 7 | 410 } |
| 411 } | |
| 412 else /* wtime == -1 */ | |
| 413 { | |
| 414 /* | |
| 415 * If there is no character available within 'updatetime' seconds | |
| 216 | 416 * flush all the swap files to disk. |
| 7 | 417 * Also done when interrupted by SIGWINCH. |
| 418 */ | |
| 419 if (WaitForChar(p_ut) == 0) | |
| 420 { | |
| 421 #ifdef FEAT_AUTOCMD | |
| 609 | 422 if (trigger_cursorhold() && maxlen >= 3 |
| 423 && !typebuf_changed(tb_change_cnt)) | |
| 7 | 424 { |
| 216 | 425 buf[0] = K_SPECIAL; |
| 426 buf[1] = KS_EXTRA; | |
| 427 buf[2] = (int)KE_CURSORHOLD; | |
| 428 return 3; | |
| 7 | 429 } |
| 216 | 430 #endif |
| 369 | 431 before_blocking(); |
| 7 | 432 } |
| 433 } | |
| 434 | |
| 435 for (;;) /* repeat until we got a character */ | |
| 436 { | |
| 437 while (do_resize) /* window changed size */ | |
| 438 handle_resize(); | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
439 |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
440 #ifdef MESSAGE_QUEUE |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
441 parse_queued_messages(); |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
442 #endif |
| 7 | 443 /* |
| 2436 | 444 * We want to be interrupted by the winch signal |
| 445 * or by an event on the monitored file descriptors. | |
| 7 | 446 */ |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
447 if (WaitForChar(-1L) == 0) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
448 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
449 if (do_resize) /* interrupted by SIGWINCH signal */ |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
450 handle_resize(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
451 return 0; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
452 } |
| 7 | 453 |
| 454 /* If input was put directly in typeahead buffer bail out here. */ | |
| 455 if (typebuf_changed(tb_change_cnt)) | |
| 456 return 0; | |
| 457 | |
| 458 /* | |
| 459 * For some terminals we only get one character at a time. | |
| 460 * We want the get all available characters, so we could keep on | |
| 461 * trying until none is available | |
| 462 * For some other terminals this is quite slow, that's why we don't do | |
| 463 * it. | |
| 464 */ | |
| 465 len = read_from_input_buf(buf, (long)maxlen); | |
| 466 if (len > 0) | |
| 467 { | |
| 468 #ifdef OS2 | |
| 469 int i; | |
| 470 | |
| 471 for (i = 0; i < len; i++) | |
| 472 if (buf[i] == 0) | |
| 473 buf[i] = K_NUL; | |
| 474 #endif | |
| 475 return len; | |
| 476 } | |
| 477 } | |
| 478 } | |
| 479 | |
| 480 static void | |
| 481 handle_resize() | |
| 482 { | |
| 483 do_resize = FALSE; | |
| 484 shell_resized(); | |
| 485 } | |
| 486 | |
| 487 /* | |
| 488 * return non-zero if a character is available | |
| 489 */ | |
| 490 int | |
| 491 mch_char_avail() | |
| 492 { | |
| 493 return WaitForChar(0L); | |
| 494 } | |
| 495 | |
| 496 #if defined(HAVE_TOTAL_MEM) || defined(PROTO) | |
| 497 # ifdef HAVE_SYS_RESOURCE_H | |
| 1879 | 498 # include <sys/resource.h> |
| 7 | 499 # endif |
| 500 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL) | |
| 501 # include <sys/sysctl.h> | |
| 502 # endif | |
| 503 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
| 504 # include <sys/sysinfo.h> | |
| 505 # endif | |
| 506 | |
| 507 /* | |
| 1110 | 508 * Return total amount of memory available in Kbyte. |
| 509 * Doesn't change when memory has been allocated. | |
| 7 | 510 */ |
| 511 long_u | |
| 512 mch_total_mem(special) | |
| 1877 | 513 int special UNUSED; |
| 7 | 514 { |
| 515 # ifdef __EMX__ | |
| 1110 | 516 return ulimit(3, 0L) >> 10; /* always 32MB? */ |
| 7 | 517 # else |
| 518 long_u mem = 0; | |
| 1110 | 519 long_u shiftright = 10; /* how much to shift "mem" right for Kbyte */ |
| 7 | 520 |
| 521 # ifdef HAVE_SYSCTL | |
| 522 int mib[2], physmem; | |
| 523 size_t len; | |
| 524 | |
| 525 /* BSD way of getting the amount of RAM available. */ | |
| 526 mib[0] = CTL_HW; | |
| 527 mib[1] = HW_USERMEM; | |
| 528 len = sizeof(physmem); | |
| 529 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0) | |
| 530 mem = (long_u)physmem; | |
| 531 # endif | |
| 532 | |
| 533 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
| 534 if (mem == 0) | |
| 535 { | |
| 536 struct sysinfo sinfo; | |
| 537 | |
| 538 /* Linux way of getting amount of RAM available */ | |
| 539 if (sysinfo(&sinfo) == 0) | |
| 1110 | 540 { |
| 541 # ifdef HAVE_SYSINFO_MEM_UNIT | |
| 542 /* avoid overflow as much as possible */ | |
| 543 while (shiftright > 0 && (sinfo.mem_unit & 1) == 0) | |
| 544 { | |
| 545 sinfo.mem_unit = sinfo.mem_unit >> 1; | |
| 546 --shiftright; | |
| 547 } | |
| 548 mem = sinfo.totalram * sinfo.mem_unit; | |
| 549 # else | |
| 7 | 550 mem = sinfo.totalram; |
| 1110 | 551 # endif |
| 552 } | |
| 7 | 553 } |
| 554 # endif | |
| 555 | |
| 556 # ifdef HAVE_SYSCONF | |
| 557 if (mem == 0) | |
| 558 { | |
| 559 long pagesize, pagecount; | |
| 560 | |
| 561 /* Solaris way of getting amount of RAM available */ | |
| 562 pagesize = sysconf(_SC_PAGESIZE); | |
| 563 pagecount = sysconf(_SC_PHYS_PAGES); | |
| 564 if (pagesize > 0 && pagecount > 0) | |
| 1110 | 565 { |
| 566 /* avoid overflow as much as possible */ | |
| 567 while (shiftright > 0 && (pagesize & 1) == 0) | |
| 568 { | |
| 1204 | 569 pagesize = (long_u)pagesize >> 1; |
| 1110 | 570 --shiftright; |
| 571 } | |
| 7 | 572 mem = (long_u)pagesize * pagecount; |
| 1110 | 573 } |
| 7 | 574 } |
| 575 # endif | |
| 576 | |
| 577 /* Return the minimum of the physical memory and the user limit, because | |
| 578 * using more than the user limit may cause Vim to be terminated. */ | |
| 579 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT) | |
| 580 { | |
| 581 struct rlimit rlp; | |
| 582 | |
| 583 if (getrlimit(RLIMIT_DATA, &rlp) == 0 | |
| 584 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
| 585 # ifdef RLIM_INFINITY | |
| 586 && rlp.rlim_cur != RLIM_INFINITY | |
| 587 # endif | |
| 1110 | 588 && ((long_u)rlp.rlim_cur >> 10) < (mem >> shiftright) |
| 7 | 589 ) |
| 1110 | 590 { |
| 591 mem = (long_u)rlp.rlim_cur; | |
| 592 shiftright = 10; | |
| 593 } | |
| 7 | 594 } |
| 595 # endif | |
| 596 | |
| 597 if (mem > 0) | |
| 1110 | 598 return mem >> shiftright; |
| 599 return (long_u)0x1fffff; | |
| 7 | 600 # endif |
| 601 } | |
| 602 #endif | |
| 603 | |
| 604 void | |
| 605 mch_delay(msec, ignoreinput) | |
| 606 long msec; | |
| 607 int ignoreinput; | |
| 608 { | |
| 609 int old_tmode; | |
| 14 | 610 #ifdef FEAT_MZSCHEME |
| 611 long total = msec; /* remember original value */ | |
| 612 #endif | |
| 7 | 613 |
| 614 if (ignoreinput) | |
| 615 { | |
| 616 /* Go to cooked mode without echo, to allow SIGINT interrupting us | |
| 1530 | 617 * here. But we don't want QUIT to kill us (CTRL-\ used in a |
| 618 * shell may produce SIGQUIT). */ | |
| 619 in_mch_delay = TRUE; | |
| 7 | 620 old_tmode = curr_tmode; |
| 621 if (curr_tmode == TMODE_RAW) | |
| 622 settmode(TMODE_SLEEP); | |
| 623 | |
| 624 /* | |
| 625 * Everybody sleeps in a different way... | |
| 626 * Prefer nanosleep(), some versions of usleep() can only sleep up to | |
| 627 * one second. | |
| 628 */ | |
| 14 | 629 #ifdef FEAT_MZSCHEME |
| 630 do | |
| 631 { | |
| 632 /* if total is large enough, wait by portions in p_mzq */ | |
| 633 if (total > p_mzq) | |
| 634 msec = p_mzq; | |
| 635 else | |
| 636 msec = total; | |
| 637 total -= msec; | |
| 638 #endif | |
| 7 | 639 #ifdef HAVE_NANOSLEEP |
| 640 { | |
| 641 struct timespec ts; | |
| 642 | |
| 643 ts.tv_sec = msec / 1000; | |
| 644 ts.tv_nsec = (msec % 1000) * 1000000; | |
| 645 (void)nanosleep(&ts, NULL); | |
| 646 } | |
| 647 #else | |
| 648 # ifdef HAVE_USLEEP | |
| 649 while (msec >= 1000) | |
| 650 { | |
| 651 usleep((unsigned int)(999 * 1000)); | |
| 652 msec -= 999; | |
| 653 } | |
| 654 usleep((unsigned int)(msec * 1000)); | |
| 655 # else | |
| 656 # ifndef HAVE_SELECT | |
| 657 poll(NULL, 0, (int)msec); | |
| 658 # else | |
| 659 # ifdef __EMX__ | |
| 660 _sleep2(msec); | |
| 661 # else | |
| 662 { | |
| 663 struct timeval tv; | |
| 664 | |
| 665 tv.tv_sec = msec / 1000; | |
| 666 tv.tv_usec = (msec % 1000) * 1000; | |
| 667 /* | |
| 668 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get | |
| 669 * a patch from Sun to fix this. Reported by Gunnar Pedersen. | |
| 670 */ | |
| 671 select(0, NULL, NULL, NULL, &tv); | |
| 672 } | |
| 673 # endif /* __EMX__ */ | |
| 674 # endif /* HAVE_SELECT */ | |
| 675 # endif /* HAVE_NANOSLEEP */ | |
| 676 #endif /* HAVE_USLEEP */ | |
| 14 | 677 #ifdef FEAT_MZSCHEME |
| 678 } | |
| 679 while (total > 0); | |
| 680 #endif | |
| 7 | 681 |
| 682 settmode(old_tmode); | |
| 1530 | 683 in_mch_delay = FALSE; |
| 7 | 684 } |
| 685 else | |
| 686 WaitForChar(msec); | |
| 687 } | |
| 688 | |
| 180 | 689 #if defined(HAVE_STACK_LIMIT) \ |
| 7 | 690 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK)) |
| 691 # define HAVE_CHECK_STACK_GROWTH | |
| 692 /* | |
| 693 * Support for checking for an almost-out-of-stack-space situation. | |
| 694 */ | |
| 695 | |
| 696 /* | |
| 697 * Return a pointer to an item on the stack. Used to find out if the stack | |
| 698 * grows up or down. | |
| 699 */ | |
| 700 static void check_stack_growth __ARGS((char *p)); | |
| 701 static int stack_grows_downwards; | |
| 702 | |
| 703 /* | |
| 704 * Find out if the stack grows upwards or downwards. | |
| 705 * "p" points to a variable on the stack of the caller. | |
| 706 */ | |
| 707 static void | |
| 708 check_stack_growth(p) | |
| 709 char *p; | |
| 710 { | |
| 711 int i; | |
| 712 | |
| 713 stack_grows_downwards = (p > (char *)&i); | |
| 714 } | |
| 715 #endif | |
| 716 | |
| 180 | 717 #if defined(HAVE_STACK_LIMIT) || defined(PROTO) |
| 7 | 718 static char *stack_limit = NULL; |
| 719 | |
| 720 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
| 721 # include <pthread.h> | |
| 722 # include <pthread_np.h> | |
| 723 #endif | |
| 724 | |
| 725 /* | |
| 726 * Find out until how var the stack can grow without getting into trouble. | |
| 727 * Called when starting up and when switching to the signal stack in | |
| 728 * deathtrap(). | |
| 729 */ | |
| 730 static void | |
| 731 get_stack_limit() | |
| 732 { | |
| 733 struct rlimit rlp; | |
| 734 int i; | |
| 735 long lim; | |
| 736 | |
| 737 /* Set the stack limit to 15/16 of the allowable size. Skip this when the | |
| 738 * limit doesn't fit in a long (rlim_cur might be "long long"). */ | |
| 739 if (getrlimit(RLIMIT_STACK, &rlp) == 0 | |
| 740 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
| 741 # ifdef RLIM_INFINITY | |
| 742 && rlp.rlim_cur != RLIM_INFINITY | |
| 743 # endif | |
| 744 ) | |
| 745 { | |
| 746 lim = (long)rlp.rlim_cur; | |
| 747 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
| 748 { | |
| 749 pthread_attr_t attr; | |
| 750 size_t size; | |
| 751 | |
| 752 /* On FreeBSD the initial thread always has a fixed stack size, no | |
| 753 * matter what the limits are set to. Normally it's 1 Mbyte. */ | |
| 754 pthread_attr_init(&attr); | |
| 755 if (pthread_attr_get_np(pthread_self(), &attr) == 0) | |
| 756 { | |
| 757 pthread_attr_getstacksize(&attr, &size); | |
| 758 if (lim > (long)size) | |
| 759 lim = (long)size; | |
| 760 } | |
| 761 pthread_attr_destroy(&attr); | |
| 762 } | |
| 763 #endif | |
| 764 if (stack_grows_downwards) | |
| 765 { | |
| 766 stack_limit = (char *)((long)&i - (lim / 16L * 15L)); | |
| 767 if (stack_limit >= (char *)&i) | |
| 768 /* overflow, set to 1/16 of current stack position */ | |
| 769 stack_limit = (char *)((long)&i / 16L); | |
| 770 } | |
| 771 else | |
| 772 { | |
| 773 stack_limit = (char *)((long)&i + (lim / 16L * 15L)); | |
| 774 if (stack_limit <= (char *)&i) | |
| 775 stack_limit = NULL; /* overflow */ | |
| 776 } | |
| 777 } | |
| 778 } | |
| 779 | |
| 780 /* | |
| 781 * Return FAIL when running out of stack space. | |
| 782 * "p" must point to any variable local to the caller that's on the stack. | |
| 783 */ | |
| 784 int | |
| 785 mch_stackcheck(p) | |
| 786 char *p; | |
| 787 { | |
| 788 if (stack_limit != NULL) | |
| 789 { | |
| 790 if (stack_grows_downwards) | |
| 791 { | |
| 792 if (p < stack_limit) | |
| 793 return FAIL; | |
| 794 } | |
| 795 else if (p > stack_limit) | |
| 796 return FAIL; | |
| 797 } | |
| 798 return OK; | |
| 799 } | |
| 800 #endif | |
| 801 | |
| 802 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 803 /* | |
| 804 * Support for using the signal stack. | |
| 805 * This helps when we run out of stack space, which causes a SIGSEGV. The | |
| 806 * signal handler then must run on another stack, since the normal stack is | |
| 807 * completely full. | |
| 808 */ | |
| 809 | |
| 5421 | 810 #if defined(HAVE_AVAILABILITYMACROS_H) |
| 5411 | 811 # include <AvailabilityMacros.h> |
| 812 #endif | |
| 813 | |
| 7 | 814 #ifndef SIGSTKSZ |
| 815 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */ | |
| 816 #endif | |
| 817 | |
| 818 # ifdef HAVE_SIGALTSTACK | |
| 819 static stack_t sigstk; /* for sigaltstack() */ | |
| 820 # else | |
| 821 static struct sigstack sigstk; /* for sigstack() */ | |
| 822 # endif | |
| 823 | |
| 824 static void init_signal_stack __ARGS((void)); | |
| 825 static char *signal_stack; | |
| 826 | |
| 827 static void | |
| 828 init_signal_stack() | |
| 829 { | |
| 830 if (signal_stack != NULL) | |
| 831 { | |
| 832 # ifdef HAVE_SIGALTSTACK | |
| 1375 | 833 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \ |
| 834 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040) | |
| 7 | 835 /* missing prototype. Adding it to osdef?.h.in doesn't work, because |
| 836 * "struct sigaltstack" needs to be declared. */ | |
| 837 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss)); | |
| 838 # endif | |
| 839 | |
| 840 # ifdef HAVE_SS_BASE | |
| 841 sigstk.ss_base = signal_stack; | |
| 842 # else | |
| 843 sigstk.ss_sp = signal_stack; | |
| 844 # endif | |
| 845 sigstk.ss_size = SIGSTKSZ; | |
| 846 sigstk.ss_flags = 0; | |
| 847 (void)sigaltstack(&sigstk, NULL); | |
| 848 # else | |
| 849 sigstk.ss_sp = signal_stack; | |
| 850 if (stack_grows_downwards) | |
| 851 sigstk.ss_sp += SIGSTKSZ - 1; | |
| 852 sigstk.ss_onstack = 0; | |
| 853 (void)sigstack(&sigstk, NULL); | |
| 854 # endif | |
| 855 } | |
| 856 } | |
| 857 #endif | |
| 858 | |
| 859 /* | |
| 1832 | 860 * We need correct prototypes for a signal function, otherwise mean compilers |
| 7 | 861 * will barf when the second argument to signal() is ``wrong''. |
| 862 * Let me try it with a few tricky defines from my own osdef.h (jw). | |
| 863 */ | |
| 864 #if defined(SIGWINCH) | |
| 865 static RETSIGTYPE | |
| 866 sig_winch SIGDEFARG(sigarg) | |
| 867 { | |
| 868 /* this is not required on all systems, but it doesn't hurt anybody */ | |
| 869 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
| 870 do_resize = TRUE; | |
| 871 SIGRETURN; | |
| 872 } | |
| 873 #endif | |
| 874 | |
| 875 #if defined(SIGINT) | |
| 876 static RETSIGTYPE | |
| 877 catch_sigint SIGDEFARG(sigarg) | |
| 878 { | |
| 879 /* this is not required on all systems, but it doesn't hurt anybody */ | |
| 880 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
| 881 got_int = TRUE; | |
| 882 SIGRETURN; | |
| 883 } | |
| 884 #endif | |
| 885 | |
| 886 #if defined(SIGPWR) | |
| 887 static RETSIGTYPE | |
| 888 catch_sigpwr SIGDEFARG(sigarg) | |
| 889 { | |
| 37 | 890 /* this is not required on all systems, but it doesn't hurt anybody */ |
| 891 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
| 7 | 892 /* |
| 893 * I'm not sure we get the SIGPWR signal when the system is really going | |
| 894 * down or when the batteries are almost empty. Just preserve the swap | |
| 895 * files and don't exit, that can't do any harm. | |
| 896 */ | |
| 897 ml_sync_all(FALSE, FALSE); | |
| 898 SIGRETURN; | |
| 899 } | |
| 900 #endif | |
| 901 | |
| 902 #ifdef SET_SIG_ALARM | |
| 903 /* | |
| 904 * signal function for alarm(). | |
| 905 */ | |
| 906 static RETSIGTYPE | |
| 907 sig_alarm SIGDEFARG(sigarg) | |
| 908 { | |
| 909 /* doesn't do anything, just to break a system call */ | |
| 910 sig_alarm_called = TRUE; | |
| 911 SIGRETURN; | |
| 912 } | |
| 913 #endif | |
| 914 | |
| 188 | 915 #if (defined(HAVE_SETJMP_H) \ |
| 916 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \ | |
| 917 || defined(FEAT_LIBCALL))) \ | |
| 918 || defined(PROTO) | |
| 7 | 919 /* |
| 920 * A simplistic version of setjmp() that only allows one level of using. | |
| 921 * Don't call twice before calling mch_endjmp()!. | |
| 922 * Usage: | |
| 923 * mch_startjmp(); | |
| 924 * if (SETJMP(lc_jump_env) != 0) | |
| 925 * { | |
| 926 * mch_didjmp(); | |
| 927 * EMSG("crash!"); | |
| 928 * } | |
| 929 * else | |
| 930 * { | |
| 931 * do_the_work; | |
| 932 * mch_endjmp(); | |
| 933 * } | |
| 934 * Note: Can't move SETJMP() here, because a function calling setjmp() must | |
| 935 * not return before the saved environment is used. | |
| 936 * Returns OK for normal return, FAIL when the protected code caused a | |
| 937 * problem and LONGJMP() was used. | |
| 938 */ | |
| 939 void | |
| 940 mch_startjmp() | |
| 941 { | |
| 942 #ifdef SIGHASARG | |
| 943 lc_signal = 0; | |
| 944 #endif | |
| 945 lc_active = TRUE; | |
| 946 } | |
| 947 | |
| 948 void | |
| 949 mch_endjmp() | |
| 950 { | |
| 951 lc_active = FALSE; | |
| 952 } | |
| 953 | |
| 954 void | |
| 955 mch_didjmp() | |
| 956 { | |
| 957 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 958 /* On FreeBSD the signal stack has to be reset after using siglongjmp(), | |
| 959 * otherwise catching the signal only works once. */ | |
| 960 init_signal_stack(); | |
| 961 # endif | |
| 962 } | |
| 963 #endif | |
| 964 | |
| 965 /* | |
| 966 * This function handles deadly signals. | |
| 5338 | 967 * It tries to preserve any swap files and exit properly. |
| 7 | 968 * (partly from Elvis). |
| 5338 | 969 * NOTE: Avoid unsafe functions, such as allocating memory, they can result in |
| 970 * a deadlock. | |
| 7 | 971 */ |
| 972 static RETSIGTYPE | |
| 973 deathtrap SIGDEFARG(sigarg) | |
| 974 { | |
| 975 static int entered = 0; /* count the number of times we got here. | |
| 976 Note: when memory has been corrupted | |
| 977 this may get an arbitrary value! */ | |
| 978 #ifdef SIGHASARG | |
| 979 int i; | |
| 980 #endif | |
| 981 | |
| 982 #if defined(HAVE_SETJMP_H) | |
| 983 /* | |
| 984 * Catch a crash in protected code. | |
| 985 * Restores the environment saved in lc_jump_env, which looks like | |
| 986 * SETJMP() returns 1. | |
| 987 */ | |
| 988 if (lc_active) | |
| 989 { | |
| 990 # if defined(SIGHASARG) | |
| 991 lc_signal = sigarg; | |
| 992 # endif | |
| 993 lc_active = FALSE; /* don't jump again */ | |
| 994 LONGJMP(lc_jump_env, 1); | |
| 995 /* NOTREACHED */ | |
| 996 } | |
| 997 #endif | |
| 998 | |
| 36 | 999 #ifdef SIGHASARG |
| 1530 | 1000 # ifdef SIGQUIT |
| 1001 /* While in mch_delay() we go to cooked mode to allow a CTRL-C to | |
| 1002 * interrupt us. But in cooked mode we may also get SIGQUIT, e.g., when | |
| 1003 * pressing CTRL-\, but we don't want Vim to exit then. */ | |
| 1004 if (in_mch_delay && sigarg == SIGQUIT) | |
| 1005 SIGRETURN; | |
| 1006 # endif | |
| 1007 | |
| 37 | 1008 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return |
| 1009 * here. This avoids that a non-reentrant function is interrupted, e.g., | |
| 1010 * free(). Calling free() again may then cause a crash. */ | |
| 1011 if (entered == 0 | |
| 1012 && (0 | |
| 1013 # ifdef SIGHUP | |
| 1014 || sigarg == SIGHUP | |
| 1015 # endif | |
| 1016 # ifdef SIGQUIT | |
| 1017 || sigarg == SIGQUIT | |
| 1018 # endif | |
| 1019 # ifdef SIGTERM | |
| 1020 || sigarg == SIGTERM | |
| 1021 # endif | |
| 1022 # ifdef SIGPWR | |
| 1023 || sigarg == SIGPWR | |
| 1024 # endif | |
| 1025 # ifdef SIGUSR1 | |
| 1026 || sigarg == SIGUSR1 | |
| 1027 # endif | |
| 1028 # ifdef SIGUSR2 | |
| 1029 || sigarg == SIGUSR2 | |
| 1030 # endif | |
| 1031 ) | |
| 413 | 1032 && !vim_handle_signal(sigarg)) |
| 36 | 1033 SIGRETURN; |
| 1034 #endif | |
| 1035 | |
| 7 | 1036 /* Remember how often we have been called. */ |
| 1037 ++entered; | |
| 1038 | |
| 1039 #ifdef FEAT_EVAL | |
| 1040 /* Set the v:dying variable. */ | |
| 1041 set_vim_var_nr(VV_DYING, (long)entered); | |
| 1042 #endif | |
| 1043 | |
| 180 | 1044 #ifdef HAVE_STACK_LIMIT |
| 7 | 1045 /* Since we are now using the signal stack, need to reset the stack |
| 1046 * limit. Otherwise using a regexp will fail. */ | |
| 1047 get_stack_limit(); | |
| 1048 #endif | |
| 1049 | |
| 758 | 1050 #if 0 |
| 1051 /* This is for opening gdb the moment Vim crashes. | |
| 1052 * You need to manually adjust the file name and Vim executable name. | |
| 1053 * Suggested by SungHyun Nam. */ | |
| 1054 { | |
| 1055 # define VI_GDB_FILE "/tmp/vimgdb" | |
| 1056 # define VIM_NAME "/usr/bin/vim" | |
| 1057 FILE *fp = fopen(VI_GDB_FILE, "w"); | |
| 1058 if (fp) | |
| 1059 { | |
| 1060 fprintf(fp, | |
| 1061 "file %s\n" | |
| 1062 "attach %d\n" | |
| 1063 "set height 1000\n" | |
| 1064 "bt full\n" | |
| 1065 , VIM_NAME, getpid()); | |
| 1066 fclose(fp); | |
| 1067 system("xterm -e gdb -x "VI_GDB_FILE); | |
| 1068 unlink(VI_GDB_FILE); | |
| 1069 } | |
| 1070 } | |
| 1071 #endif | |
| 1072 | |
| 7 | 1073 #ifdef SIGHASARG |
| 1074 /* try to find the name of this signal */ | |
| 1075 for (i = 0; signal_info[i].sig != -1; i++) | |
| 1076 if (sigarg == signal_info[i].sig) | |
| 1077 break; | |
| 1078 deadly_signal = sigarg; | |
| 1079 #endif | |
| 1080 | |
| 1081 full_screen = FALSE; /* don't write message to the GUI, it might be | |
| 1082 * part of the problem... */ | |
| 1083 /* | |
| 1084 * If something goes wrong after entering here, we may get here again. | |
| 1085 * When this happens, give a message and try to exit nicely (resetting the | |
| 1086 * terminal mode, etc.) | |
| 1087 * When this happens twice, just exit, don't even try to give a message, | |
| 1088 * stack may be corrupt or something weird. | |
| 1089 * When this still happens again (or memory was corrupted in such a way | |
| 1090 * that "entered" was clobbered) use _exit(), don't try freeing resources. | |
| 1091 */ | |
| 1092 if (entered >= 3) | |
| 1093 { | |
| 1094 reset_signals(); /* don't catch any signals anymore */ | |
| 1095 may_core_dump(); | |
| 1096 if (entered >= 4) | |
| 1097 _exit(8); | |
| 1098 exit(7); | |
| 1099 } | |
| 1100 if (entered == 2) | |
| 1101 { | |
| 5338 | 1102 /* No translation, it may call malloc(). */ |
| 1103 OUT_STR("Vim: Double signal, exiting\n"); | |
| 7 | 1104 out_flush(); |
| 1105 getout(1); | |
| 1106 } | |
| 1107 | |
| 5338 | 1108 /* No translation, it may call malloc(). */ |
| 7 | 1109 #ifdef SIGHASARG |
| 5338 | 1110 sprintf((char *)IObuff, "Vim: Caught deadly signal %s\n", |
| 7 | 1111 signal_info[i].name); |
| 1112 #else | |
| 5338 | 1113 sprintf((char *)IObuff, "Vim: Caught deadly signal\n"); |
| 1114 #endif | |
| 1115 | |
| 1116 /* Preserve files and exit. This sets the really_exiting flag to prevent | |
| 1117 * calling free(). */ | |
| 1118 preserve_exit(); | |
| 7 | 1119 |
| 33 | 1120 #ifdef NBDEBUG |
| 1121 reset_signals(); | |
| 1122 may_core_dump(); | |
| 1123 abort(); | |
| 1124 #endif | |
| 1125 | |
| 7 | 1126 SIGRETURN; |
| 1127 } | |
| 1128 | |
| 1832 | 1129 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1130 /* |
| 1131 * On Solaris with multi-threading, suspending might not work immediately. | |
| 1132 * Catch the SIGCONT signal, which will be used as an indication whether the | |
| 1133 * suspending has been done or not. | |
| 1832 | 1134 * |
| 1135 * On Linux, signal is not always handled immediately either. | |
| 1136 * See https://bugs.launchpad.net/bugs/291373 | |
| 1137 * | |
| 2701 | 1138 * volatile because it is used in signal handler sigcont_handler(). |
| 7 | 1139 */ |
| 1832 | 1140 static volatile int sigcont_received; |
| 7 | 1141 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG); |
| 1142 | |
| 1143 /* | |
| 1144 * signal handler for SIGCONT | |
| 1145 */ | |
| 1146 static RETSIGTYPE | |
| 1147 sigcont_handler SIGDEFARG(sigarg) | |
| 1148 { | |
| 1149 sigcont_received = TRUE; | |
| 1150 SIGRETURN; | |
| 1151 } | |
| 1152 #endif | |
| 1153 | |
| 2586 | 1154 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 1155 static void loose_clipboard __ARGS((void)); | |
| 4230 | 1156 # ifdef USE_SYSTEM |
| 4209 | 1157 static void save_clipboard __ARGS((void)); |
| 1158 static void restore_clipboard __ARGS((void)); | |
| 1159 | |
| 1160 static void *clip_star_save = NULL; | |
| 1161 static void *clip_plus_save = NULL; | |
| 4230 | 1162 # endif |
| 2586 | 1163 |
| 1164 /* | |
| 1165 * Called when Vim is going to sleep or execute a shell command. | |
| 1166 * We can't respond to requests for the X selections. Lose them, otherwise | |
| 1167 * other applications will hang. But first copy the text to cut buffer 0. | |
| 1168 */ | |
| 1169 static void | |
| 1170 loose_clipboard() | |
| 1171 { | |
| 1172 if (clip_star.owned || clip_plus.owned) | |
| 1173 { | |
| 1174 x11_export_final_selection(); | |
| 1175 if (clip_star.owned) | |
| 1176 clip_lose_selection(&clip_star); | |
| 1177 if (clip_plus.owned) | |
| 1178 clip_lose_selection(&clip_plus); | |
| 1179 if (x11_display != NULL) | |
| 1180 XFlush(x11_display); | |
| 1181 } | |
| 1182 } | |
| 4209 | 1183 |
| 4230 | 1184 # ifdef USE_SYSTEM |
| 4209 | 1185 /* |
| 1186 * Save clipboard text to restore later. | |
| 1187 */ | |
| 1188 static void | |
| 1189 save_clipboard() | |
| 1190 { | |
| 1191 if (clip_star.owned) | |
| 1192 clip_star_save = get_register('*', TRUE); | |
| 1193 if (clip_plus.owned) | |
| 1194 clip_plus_save = get_register('+', TRUE); | |
| 1195 } | |
| 1196 | |
| 1197 /* | |
| 1198 * Restore clipboard text if no one own the X selection. | |
| 1199 */ | |
| 1200 static void | |
| 1201 restore_clipboard() | |
| 1202 { | |
| 1203 if (clip_star_save != NULL) | |
| 1204 { | |
| 1205 if (!clip_gen_owner_exists(&clip_star)) | |
| 1206 put_register('*', clip_star_save); | |
| 1207 else | |
| 1208 free_register(clip_star_save); | |
| 1209 clip_star_save = NULL; | |
| 1210 } | |
| 1211 if (clip_plus_save != NULL) | |
| 1212 { | |
| 1213 if (!clip_gen_owner_exists(&clip_plus)) | |
| 1214 put_register('+', clip_plus_save); | |
| 1215 else | |
| 1216 free_register(clip_plus_save); | |
| 1217 clip_plus_save = NULL; | |
| 1218 } | |
| 1219 } | |
| 4230 | 1220 # endif |
| 2586 | 1221 #endif |
| 1222 | |
| 7 | 1223 /* |
| 1224 * If the machine has job control, use it to suspend the program, | |
| 1225 * otherwise fake it by starting a new shell. | |
| 1226 */ | |
| 1227 void | |
| 1228 mch_suspend() | |
| 1229 { | |
| 1230 /* BeOS does have SIGTSTP, but it doesn't work. */ | |
| 1231 #if defined(SIGTSTP) && !defined(__BEOS__) | |
| 1232 out_flush(); /* needed to make cursor visible on some systems */ | |
| 1233 settmode(TMODE_COOK); | |
| 1234 out_flush(); /* needed to disable mouse on some systems */ | |
| 1235 | |
| 1236 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) | |
| 2586 | 1237 loose_clipboard(); |
| 7 | 1238 # endif |
| 1239 | |
| 1832 | 1240 # if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1241 sigcont_received = FALSE; |
| 1242 # endif | |
| 1243 kill(0, SIGTSTP); /* send ourselves a STOP signal */ | |
| 1832 | 1244 # if defined(_REENTRANT) && defined(SIGCONT) |
| 1245 /* | |
| 1246 * Wait for the SIGCONT signal to be handled. It generally happens | |
| 1247 * immediately, but somehow not all the time. Do not call pause() | |
| 1248 * because there would be race condition which would hang Vim if | |
| 1249 * signal happened in between the test of sigcont_received and the | |
| 1250 * call to pause(). If signal is not yet received, call sleep(0) | |
| 1251 * to just yield CPU. Signal should then be received. If somehow | |
| 1252 * it's still not received, sleep 1, 2, 3 ms. Don't bother waiting | |
| 1253 * further if signal is not received after 1+2+3+4 ms (not expected | |
| 1254 * to happen). | |
| 1255 */ | |
| 1256 { | |
| 1932 | 1257 long wait_time; |
| 1258 for (wait_time = 0; !sigcont_received && wait_time <= 3L; wait_time++) | |
| 1832 | 1259 /* Loop is not entered most of the time */ |
| 1932 | 1260 mch_delay(wait_time, FALSE); |
| 1832 | 1261 } |
| 7 | 1262 # endif |
| 1263 | |
| 1264 # ifdef FEAT_TITLE | |
| 1265 /* | |
| 1266 * Set oldtitle to NULL, so the current title is obtained again. | |
| 1267 */ | |
| 1268 vim_free(oldtitle); | |
| 1269 oldtitle = NULL; | |
| 1270 # endif | |
| 1271 settmode(TMODE_RAW); | |
| 1272 need_check_timestamps = TRUE; | |
| 1273 did_check_timestamps = FALSE; | |
| 1274 #else | |
| 1275 suspend_shell(); | |
| 1276 #endif | |
| 1277 } | |
| 1278 | |
| 1279 void | |
| 1280 mch_init() | |
| 1281 { | |
| 1282 Columns = 80; | |
| 1283 Rows = 24; | |
| 1284 | |
| 1285 out_flush(); | |
| 1286 set_signals(); | |
| 167 | 1287 |
| 765 | 1288 #ifdef MACOS_CONVERT |
| 167 | 1289 mac_conv_init(); |
| 1290 #endif | |
| 4168 | 1291 #ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
| 1292 win_clip_init(); | |
| 1293 #endif | |
| 7 | 1294 } |
| 1295 | |
| 1296 static void | |
| 1297 set_signals() | |
| 1298 { | |
| 1299 #if defined(SIGWINCH) | |
| 1300 /* | |
| 1301 * WINDOW CHANGE signal is handled with sig_winch(). | |
| 1302 */ | |
| 1303 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
| 1304 #endif | |
| 1305 | |
| 1306 /* | |
| 1307 * We want the STOP signal to work, to make mch_suspend() work. | |
| 1308 * For "rvim" the STOP signal is ignored. | |
| 1309 */ | |
| 1310 #ifdef SIGTSTP | |
| 1311 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); | |
| 1312 #endif | |
| 1832 | 1313 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1314 signal(SIGCONT, sigcont_handler); |
| 1315 #endif | |
| 1316 | |
| 1317 /* | |
| 1318 * We want to ignore breaking of PIPEs. | |
| 1319 */ | |
| 1320 #ifdef SIGPIPE | |
| 1321 signal(SIGPIPE, SIG_IGN); | |
| 1322 #endif | |
| 1323 | |
| 1324 #ifdef SIGINT | |
| 167 | 1325 catch_int_signal(); |
| 7 | 1326 #endif |
| 1327 | |
| 1328 /* | |
| 1329 * Ignore alarm signals (Perl's alarm() generates it). | |
| 1330 */ | |
| 1331 #ifdef SIGALRM | |
| 1332 signal(SIGALRM, SIG_IGN); | |
| 1333 #endif | |
| 1334 | |
| 1335 /* | |
| 1336 * Catch SIGPWR (power failure?) to preserve the swap files, so that no | |
| 1337 * work will be lost. | |
| 1338 */ | |
| 1339 #ifdef SIGPWR | |
| 1340 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
| 1341 #endif | |
| 1342 | |
| 1343 /* | |
| 1344 * Arrange for other signals to gracefully shutdown Vim. | |
| 1345 */ | |
| 1346 catch_signals(deathtrap, SIG_ERR); | |
| 1347 | |
| 1348 #if defined(FEAT_GUI) && defined(SIGHUP) | |
| 1349 /* | |
| 1350 * When the GUI is running, ignore the hangup signal. | |
| 1351 */ | |
| 1352 if (gui.in_use) | |
| 1353 signal(SIGHUP, SIG_IGN); | |
| 1354 #endif | |
| 1355 } | |
| 1356 | |
| 167 | 1357 #if defined(SIGINT) || defined(PROTO) |
| 1358 /* | |
| 1359 * Catch CTRL-C (only works while in Cooked mode). | |
| 1360 */ | |
| 1361 static void | |
| 1362 catch_int_signal() | |
| 1363 { | |
| 1364 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
| 1365 } | |
| 1366 #endif | |
| 1367 | |
| 7 | 1368 void |
| 1369 reset_signals() | |
| 1370 { | |
| 1371 catch_signals(SIG_DFL, SIG_DFL); | |
| 1832 | 1372 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1373 /* SIGCONT isn't in the list, because its default action is ignore */ |
| 1374 signal(SIGCONT, SIG_DFL); | |
| 1375 #endif | |
| 1376 } | |
| 1377 | |
| 1378 static void | |
| 1379 catch_signals(func_deadly, func_other) | |
| 1380 RETSIGTYPE (*func_deadly)(); | |
| 1381 RETSIGTYPE (*func_other)(); | |
| 1382 { | |
| 1383 int i; | |
| 1384 | |
| 1385 for (i = 0; signal_info[i].sig != -1; i++) | |
| 1386 if (signal_info[i].deadly) | |
| 1387 { | |
| 1388 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION) | |
| 1389 struct sigaction sa; | |
| 1390 | |
| 1391 /* Setup to use the alternate stack for the signal function. */ | |
| 1392 sa.sa_handler = func_deadly; | |
| 1393 sigemptyset(&sa.sa_mask); | |
| 1394 # if defined(__linux__) && defined(_REENTRANT) | |
| 1395 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in | |
| 1396 * thread handling in combination with using the alternate stack: | |
| 1397 * pthread library functions try to use the stack pointer to | |
| 1398 * identify the current thread, causing a SEGV signal, which | |
| 1399 * recursively calls deathtrap() and hangs. */ | |
| 1400 sa.sa_flags = 0; | |
| 1401 # else | |
| 1402 sa.sa_flags = SA_ONSTACK; | |
| 1403 # endif | |
| 1404 sigaction(signal_info[i].sig, &sa, NULL); | |
| 1405 #else | |
| 1406 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC) | |
| 1407 struct sigvec sv; | |
| 1408 | |
| 1409 /* Setup to use the alternate stack for the signal function. */ | |
| 1410 sv.sv_handler = func_deadly; | |
| 1411 sv.sv_mask = 0; | |
| 1412 sv.sv_flags = SV_ONSTACK; | |
| 1413 sigvec(signal_info[i].sig, &sv, NULL); | |
| 1414 # else | |
| 1415 signal(signal_info[i].sig, func_deadly); | |
| 1416 # endif | |
| 1417 #endif | |
| 1418 } | |
| 1419 else if (func_other != SIG_ERR) | |
| 1420 signal(signal_info[i].sig, func_other); | |
| 1421 } | |
| 1422 | |
| 1423 /* | |
| 37 | 1424 * Handling of SIGHUP, SIGQUIT and SIGTERM: |
| 1146 | 1425 * "when" == a signal: when busy, postpone and return FALSE, otherwise |
| 1426 * return TRUE | |
| 1427 * "when" == SIGNAL_BLOCK: Going to be busy, block signals | |
| 1428 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed | |
|
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|
1429 * signal |
| 36 | 1430 * Returns TRUE when Vim should exit. |
| 1431 */ | |
| 1432 int | |
| 413 | 1433 vim_handle_signal(sig) |
| 37 | 1434 int sig; |
| 36 | 1435 { |
| 37 | 1436 static int got_signal = 0; |
| 1437 static int blocked = TRUE; | |
| 1438 | |
| 1439 switch (sig) | |
| 36 | 1440 { |
| 37 | 1441 case SIGNAL_BLOCK: blocked = TRUE; |
| 1442 break; | |
| 1443 | |
| 1444 case SIGNAL_UNBLOCK: blocked = FALSE; | |
| 1445 if (got_signal != 0) | |
| 1446 { | |
| 1447 kill(getpid(), got_signal); | |
| 1448 got_signal = 0; | |
| 1449 } | |
| 1450 break; | |
| 1451 | |
| 1452 default: if (!blocked) | |
| 36 | 1453 return TRUE; /* exit! */ |
| 37 | 1454 got_signal = sig; |
| 1455 #ifdef SIGPWR | |
| 1456 if (sig != SIGPWR) | |
| 1457 #endif | |
| 1458 got_int = TRUE; /* break any loops */ | |
| 36 | 1459 break; |
| 1460 } | |
| 1461 return FALSE; | |
| 1462 } | |
| 1463 | |
| 1464 /* | |
| 7 | 1465 * Check_win checks whether we have an interactive stdout. |
| 1466 */ | |
| 1467 int | |
| 1468 mch_check_win(argc, argv) | |
| 1877 | 1469 int argc UNUSED; |
| 1470 char **argv UNUSED; | |
| 7 | 1471 { |
| 1472 #ifdef OS2 | |
| 1473 /* | |
| 1474 * Store argv[0], may be used for $VIM. Only use it if it is an absolute | |
| 1475 * name, mostly it's just "vim" and found in the path, which is unusable. | |
| 1476 */ | |
| 1477 if (mch_isFullName(argv[0])) | |
| 1478 exe_name = vim_strsave((char_u *)argv[0]); | |
| 1479 #endif | |
| 1480 if (isatty(1)) | |
| 1481 return OK; | |
| 1482 return FAIL; | |
| 1483 } | |
| 1484 | |
| 1485 /* | |
| 1486 * Return TRUE if the input comes from a terminal, FALSE otherwise. | |
| 1487 */ | |
| 1488 int | |
| 1489 mch_input_isatty() | |
| 1490 { | |
| 1491 if (isatty(read_cmd_fd)) | |
| 1492 return TRUE; | |
| 1493 return FALSE; | |
| 1494 } | |
| 1495 | |
| 1496 #ifdef FEAT_X11 | |
| 1497 | |
| 1498 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \ | |
| 1499 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)) | |
| 1500 | |
| 1501 static void xopen_message __ARGS((struct timeval *tvp)); | |
| 1502 | |
| 1503 /* | |
| 1504 * Give a message about the elapsed time for opening the X window. | |
| 1505 */ | |
| 1506 static void | |
| 1507 xopen_message(tvp) | |
| 1508 struct timeval *tvp; /* must contain start time */ | |
| 1509 { | |
| 1510 struct timeval end_tv; | |
| 1511 | |
| 1512 /* Compute elapsed time. */ | |
| 1513 gettimeofday(&end_tv, NULL); | |
| 1514 smsg((char_u *)_("Opening the X display took %ld msec"), | |
| 1515 (end_tv.tv_sec - tvp->tv_sec) * 1000L | |
| 273 | 1516 + (end_tv.tv_usec - tvp->tv_usec) / 1000L); |
| 7 | 1517 } |
| 1518 # endif | |
| 1519 #endif | |
| 1520 | |
| 1521 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD)) | |
| 1522 /* | |
| 1523 * A few functions shared by X11 title and clipboard code. | |
| 1524 */ | |
| 1525 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event)); | |
| 1526 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event)); | |
| 1527 static int x_connect_to_server __ARGS((void)); | |
| 1528 static int test_x11_window __ARGS((Display *dpy)); | |
| 1529 | |
| 1530 static int got_x_error = FALSE; | |
| 1531 | |
| 1532 /* | |
| 1533 * X Error handler, otherwise X just exits! (very rude) -- webb | |
| 1534 */ | |
| 1535 static int | |
| 1536 x_error_handler(dpy, error_event) | |
| 1537 Display *dpy; | |
| 1538 XErrorEvent *error_event; | |
| 1539 { | |
| 42 | 1540 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE); |
| 7 | 1541 STRCAT(IObuff, _("\nVim: Got X error\n")); |
| 1542 | |
| 1543 /* We cannot print a message and continue, because no X calls are allowed | |
| 1544 * here (causes my system to hang). Silently continuing might be an | |
| 1545 * alternative... */ | |
| 1546 preserve_exit(); /* preserve files and exit */ | |
| 1547 | |
| 1548 return 0; /* NOTREACHED */ | |
| 1549 } | |
| 1550 | |
| 1551 /* | |
| 1552 * Another X Error handler, just used to check for errors. | |
| 1553 */ | |
| 1554 static int | |
| 1555 x_error_check(dpy, error_event) | |
| 1883 | 1556 Display *dpy UNUSED; |
| 1557 XErrorEvent *error_event UNUSED; | |
| 7 | 1558 { |
| 1559 got_x_error = TRUE; | |
| 1560 return 0; | |
| 1561 } | |
| 1562 | |
| 1563 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) | |
| 1564 # if defined(HAVE_SETJMP_H) | |
| 1565 /* | |
| 1566 * An X IO Error handler, used to catch error while opening the display. | |
| 1567 */ | |
| 1568 static int x_IOerror_check __ARGS((Display *dpy)); | |
| 1569 | |
| 1570 static int | |
| 1571 x_IOerror_check(dpy) | |
| 1883 | 1572 Display *dpy UNUSED; |
| 7 | 1573 { |
| 1574 /* This function should not return, it causes exit(). Longjump instead. */ | |
| 1575 LONGJMP(lc_jump_env, 1); | |
|
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|
1576 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
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1577 return 0; /* avoid the compiler complains about missing return value */ |
|
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diff
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|
1578 # endif |
| 7 | 1579 } |
| 1580 # endif | |
| 1581 | |
| 1582 /* | |
| 1583 * An X IO Error handler, used to catch terminal errors. | |
| 1584 */ | |
| 1585 static int x_IOerror_handler __ARGS((Display *dpy)); | |
| 6383 | 1586 static void may_restore_clipboard __ARGS((void)); |
| 1587 static int xterm_dpy_was_reset = FALSE; | |
| 7 | 1588 |
| 1589 static int | |
| 1590 x_IOerror_handler(dpy) | |
| 1883 | 1591 Display *dpy UNUSED; |
| 7 | 1592 { |
| 1593 xterm_dpy = NULL; | |
| 6383 | 1594 xterm_dpy_was_reset = TRUE; |
| 7 | 1595 x11_window = 0; |
| 1596 x11_display = NULL; | |
| 1597 xterm_Shell = (Widget)0; | |
| 1598 | |
| 1599 /* This function should not return, it causes exit(). Longjump instead. */ | |
| 1600 LONGJMP(x_jump_env, 1); | |
|
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4299
diff
changeset
|
1601 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
|
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diff
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|
1602 return 0; /* avoid the compiler complains about missing return value */ |
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|
1603 # endif |
| 7 | 1604 } |
| 6383 | 1605 |
| 1606 /* | |
| 1607 * If the X11 connection was lost try to restore it. | |
| 1608 * Helps when the X11 server was stopped and restarted while Vim was inactive | |
| 6448 | 1609 * (e.g. through tmux). |
| 6383 | 1610 */ |
| 1611 static void | |
| 1612 may_restore_clipboard() | |
| 1613 { | |
| 1614 if (xterm_dpy_was_reset) | |
| 1615 { | |
| 1616 xterm_dpy_was_reset = FALSE; | |
| 6458 | 1617 |
| 1618 # ifndef LESSTIF_VERSION | |
| 1619 /* This has been reported to avoid Vim getting stuck. */ | |
| 1620 if (app_context != (XtAppContext)NULL) | |
| 1621 { | |
| 1622 XtDestroyApplicationContext(app_context); | |
| 1623 app_context = (XtAppContext)NULL; | |
| 1624 x11_display = NULL; /* freed by XtDestroyApplicationContext() */ | |
| 1625 } | |
| 1626 # endif | |
| 1627 | |
| 6383 | 1628 setup_term_clip(); |
| 1629 get_x11_title(FALSE); | |
| 1630 } | |
| 1631 } | |
| 7 | 1632 #endif |
| 1633 | |
| 1634 /* | |
| 1635 * Return TRUE when connection to the X server is desired. | |
| 1636 */ | |
| 1637 static int | |
| 1638 x_connect_to_server() | |
| 1639 { | |
| 1640 #if defined(FEAT_CLIENTSERVER) | |
| 1641 if (x_force_connect) | |
| 1642 return TRUE; | |
| 1643 #endif | |
| 1644 if (x_no_connect) | |
| 1645 return FALSE; | |
| 1646 | |
| 1647 /* Check for a match with "exclude:" from 'clipboard'. */ | |
| 1648 if (clip_exclude_prog != NULL) | |
| 1649 { | |
| 6375 | 1650 if (vim_regexec_prog(&clip_exclude_prog, FALSE, T_NAME, (colnr_T)0)) |
| 7 | 1651 return FALSE; |
| 1652 } | |
| 1653 return TRUE; | |
| 1654 } | |
| 1655 | |
| 1656 /* | |
| 1657 * Test if "dpy" and x11_window are valid by getting the window title. | |
| 1658 * I don't actually want it yet, so there may be a simpler call to use, but | |
| 1659 * this will cause the error handler x_error_check() to be called if anything | |
| 1660 * is wrong, such as the window pointer being invalid (as can happen when the | |
| 1661 * user changes his DISPLAY, but not his WINDOWID) -- webb | |
| 1662 */ | |
| 1663 static int | |
| 1664 test_x11_window(dpy) | |
| 1665 Display *dpy; | |
| 1666 { | |
| 1667 int (*old_handler)(); | |
| 1668 XTextProperty text_prop; | |
| 1669 | |
| 1670 old_handler = XSetErrorHandler(x_error_check); | |
| 1671 got_x_error = FALSE; | |
| 1672 if (XGetWMName(dpy, x11_window, &text_prop)) | |
| 1673 XFree((void *)text_prop.value); | |
| 1674 XSync(dpy, False); | |
| 1675 (void)XSetErrorHandler(old_handler); | |
| 1676 | |
| 1677 if (p_verbose > 0 && got_x_error) | |
| 292 | 1678 verb_msg((char_u *)_("Testing the X display failed")); |
| 7 | 1679 |
| 1680 return (got_x_error ? FAIL : OK); | |
| 1681 } | |
| 1682 #endif | |
| 1683 | |
| 1684 #ifdef FEAT_TITLE | |
| 1685 | |
| 1686 #ifdef FEAT_X11 | |
| 1687 | |
| 1688 static int get_x11_thing __ARGS((int get_title, int test_only)); | |
| 1689 | |
| 1690 /* | |
| 1691 * try to get x11 window and display | |
| 1692 * | |
| 1693 * return FAIL for failure, OK otherwise | |
| 1694 */ | |
| 1695 static int | |
| 1696 get_x11_windis() | |
| 1697 { | |
| 1698 char *winid; | |
| 1699 static int result = -1; | |
| 1700 #define XD_NONE 0 /* x11_display not set here */ | |
| 1701 #define XD_HERE 1 /* x11_display opened here */ | |
| 1702 #define XD_GUI 2 /* x11_display used from gui.dpy */ | |
| 1703 #define XD_XTERM 3 /* x11_display used from xterm_dpy */ | |
| 1704 static int x11_display_from = XD_NONE; | |
| 1705 static int did_set_error_handler = FALSE; | |
| 1706 | |
| 1707 if (!did_set_error_handler) | |
| 1708 { | |
| 1709 /* X just exits if it finds an error otherwise! */ | |
| 1710 (void)XSetErrorHandler(x_error_handler); | |
| 1711 did_set_error_handler = TRUE; | |
| 1712 } | |
| 1713 | |
| 574 | 1714 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) |
| 7 | 1715 if (gui.in_use) |
| 1716 { | |
| 1717 /* | |
| 1718 * If the X11 display was opened here before, for the window where Vim | |
| 1719 * was started, close that one now to avoid a memory leak. | |
| 1720 */ | |
| 1721 if (x11_display_from == XD_HERE && x11_display != NULL) | |
| 1722 { | |
| 1723 XCloseDisplay(x11_display); | |
| 1724 x11_display_from = XD_NONE; | |
| 1725 } | |
| 1726 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) | |
| 1727 { | |
| 1728 x11_display_from = XD_GUI; | |
| 1729 return OK; | |
| 1730 } | |
| 1731 x11_display = NULL; | |
| 1732 return FAIL; | |
| 1733 } | |
| 1734 else if (x11_display_from == XD_GUI) | |
| 1735 { | |
| 1736 /* GUI must have stopped somehow, clear x11_display */ | |
| 1737 x11_window = 0; | |
| 1738 x11_display = NULL; | |
| 1739 x11_display_from = XD_NONE; | |
| 1740 } | |
| 1741 #endif | |
| 1742 | |
| 1743 /* When started with the "-X" argument, don't try connecting. */ | |
| 1744 if (!x_connect_to_server()) | |
| 1745 return FAIL; | |
| 1746 | |
| 1747 /* | |
| 1748 * If WINDOWID not set, should try another method to find out | |
| 1749 * what the current window number is. The only code I know for | |
| 1750 * this is very complicated. | |
| 1751 * We assume that zero is invalid for WINDOWID. | |
| 1752 */ | |
| 1753 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL) | |
| 1754 x11_window = (Window)atol(winid); | |
| 1755 | |
| 1756 #ifdef FEAT_XCLIPBOARD | |
| 1757 if (xterm_dpy != NULL && x11_window != 0) | |
| 1758 { | |
| 1450 | 1759 /* We may have checked it already, but Gnome terminal can move us to |
| 1760 * another window, so we need to check every time. */ | |
| 1761 if (x11_display_from != XD_XTERM) | |
| 1762 { | |
| 1763 /* | |
| 1764 * If the X11 display was opened here before, for the window where | |
| 1765 * Vim was started, close that one now to avoid a memory leak. | |
| 1766 */ | |
| 1767 if (x11_display_from == XD_HERE && x11_display != NULL) | |
| 1768 XCloseDisplay(x11_display); | |
| 1769 x11_display = xterm_dpy; | |
| 1770 x11_display_from = XD_XTERM; | |
| 1771 } | |
| 7 | 1772 if (test_x11_window(x11_display) == FAIL) |
| 1773 { | |
| 1774 /* probably bad $WINDOWID */ | |
| 1775 x11_window = 0; | |
| 1776 x11_display = NULL; | |
| 1777 x11_display_from = XD_NONE; | |
| 1778 return FAIL; | |
| 1779 } | |
| 1780 return OK; | |
| 1781 } | |
| 1782 #endif | |
| 1783 | |
| 1784 if (x11_window == 0 || x11_display == NULL) | |
| 1785 result = -1; | |
| 1786 | |
| 1787 if (result != -1) /* Have already been here and set this */ | |
| 1788 return result; /* Don't do all these X calls again */ | |
| 1789 | |
| 1790 if (x11_window != 0 && x11_display == NULL) | |
| 1791 { | |
| 1792 #ifdef SET_SIG_ALARM | |
| 1793 RETSIGTYPE (*sig_save)(); | |
| 1794 #endif | |
| 1795 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 1796 struct timeval start_tv; | |
| 1797 | |
| 1798 if (p_verbose > 0) | |
| 1799 gettimeofday(&start_tv, NULL); | |
| 1800 #endif | |
| 1801 | |
| 1802 #ifdef SET_SIG_ALARM | |
| 1803 /* | |
| 1804 * Opening the Display may hang if the DISPLAY setting is wrong, or | |
| 1805 * the network connection is bad. Set an alarm timer to get out. | |
| 1806 */ | |
| 1807 sig_alarm_called = FALSE; | |
| 1808 sig_save = (RETSIGTYPE (*)())signal(SIGALRM, | |
| 1809 (RETSIGTYPE (*)())sig_alarm); | |
| 1810 alarm(2); | |
| 1811 #endif | |
| 1812 x11_display = XOpenDisplay(NULL); | |
| 1813 | |
| 1814 #ifdef SET_SIG_ALARM | |
| 1815 alarm(0); | |
| 1816 signal(SIGALRM, (RETSIGTYPE (*)())sig_save); | |
| 1817 if (p_verbose > 0 && sig_alarm_called) | |
| 292 | 1818 verb_msg((char_u *)_("Opening the X display timed out")); |
| 7 | 1819 #endif |
| 1820 if (x11_display != NULL) | |
| 1821 { | |
| 1822 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 1823 if (p_verbose > 0) | |
| 292 | 1824 { |
| 1825 verbose_enter(); | |
| 7 | 1826 xopen_message(&start_tv); |
| 292 | 1827 verbose_leave(); |
| 1828 } | |
| 7 | 1829 # endif |
| 1830 if (test_x11_window(x11_display) == FAIL) | |
| 1831 { | |
| 1832 /* Maybe window id is bad */ | |
| 1833 x11_window = 0; | |
| 1834 XCloseDisplay(x11_display); | |
| 1835 x11_display = NULL; | |
| 1836 } | |
| 1837 else | |
| 1838 x11_display_from = XD_HERE; | |
| 1839 } | |
| 1840 } | |
| 1841 if (x11_window == 0 || x11_display == NULL) | |
| 1842 return (result = FAIL); | |
| 2609 | 1843 |
| 1844 # ifdef FEAT_EVAL | |
| 1845 set_vim_var_nr(VV_WINDOWID, (long)x11_window); | |
| 1846 # endif | |
| 1847 | |
| 7 | 1848 return (result = OK); |
| 1849 } | |
| 1850 | |
| 1851 /* | |
| 1852 * Determine original x11 Window Title | |
| 1853 */ | |
| 1854 static int | |
| 1855 get_x11_title(test_only) | |
| 1856 int test_only; | |
| 1857 { | |
| 32 | 1858 return get_x11_thing(TRUE, test_only); |
| 7 | 1859 } |
| 1860 | |
| 1861 /* | |
| 1862 * Determine original x11 Window icon | |
| 1863 */ | |
| 1864 static int | |
| 1865 get_x11_icon(test_only) | |
| 1866 int test_only; | |
| 1867 { | |
| 1868 int retval = FALSE; | |
| 1869 | |
| 1870 retval = get_x11_thing(FALSE, test_only); | |
| 1871 | |
| 1872 /* could not get old icon, use terminal name */ | |
| 1873 if (oldicon == NULL && !test_only) | |
| 1874 { | |
| 1875 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
| 1940 | 1876 oldicon = vim_strsave(T_NAME + 8); |
| 7 | 1877 else |
| 1940 | 1878 oldicon = vim_strsave(T_NAME); |
| 7 | 1879 } |
| 1880 | |
| 1881 return retval; | |
| 1882 } | |
| 1883 | |
| 1884 static int | |
| 1885 get_x11_thing(get_title, test_only) | |
| 1886 int get_title; /* get title string */ | |
| 1887 int test_only; | |
| 1888 { | |
| 1889 XTextProperty text_prop; | |
| 1890 int retval = FALSE; | |
| 1891 Status status; | |
| 1892 | |
| 1893 if (get_x11_windis() == OK) | |
| 1894 { | |
| 1895 /* Get window/icon name if any */ | |
| 1896 if (get_title) | |
| 1897 status = XGetWMName(x11_display, x11_window, &text_prop); | |
| 1898 else | |
| 1899 status = XGetWMIconName(x11_display, x11_window, &text_prop); | |
| 1900 | |
| 1901 /* | |
| 1902 * If terminal is xterm, then x11_window may be a child window of the | |
| 1903 * outer xterm window that actually contains the window/icon name, so | |
| 1904 * keep traversing up the tree until a window with a title/icon is | |
| 1905 * found. | |
| 1906 */ | |
| 1907 /* Previously this was only done for xterm and alikes. I don't see a | |
| 1908 * reason why it would fail for other terminal emulators. | |
| 1909 * if (term_is_xterm) */ | |
| 1910 { | |
| 1911 Window root; | |
| 1912 Window parent; | |
| 1913 Window win = x11_window; | |
| 1914 Window *children; | |
| 1915 unsigned int num_children; | |
| 1916 | |
| 1917 while (!status || text_prop.value == NULL) | |
| 1918 { | |
| 1919 if (!XQueryTree(x11_display, win, &root, &parent, &children, | |
| 1920 &num_children)) | |
| 1921 break; | |
| 1922 if (children) | |
| 1923 XFree((void *)children); | |
| 1924 if (parent == root || parent == 0) | |
| 1925 break; | |
| 1926 | |
| 1927 win = parent; | |
| 1928 if (get_title) | |
| 1929 status = XGetWMName(x11_display, win, &text_prop); | |
| 1930 else | |
| 1931 status = XGetWMIconName(x11_display, win, &text_prop); | |
| 1932 } | |
| 1933 } | |
| 1934 if (status && text_prop.value != NULL) | |
| 1935 { | |
| 1936 retval = TRUE; | |
| 1937 if (!test_only) | |
| 1938 { | |
|
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1939 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
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1940 if (text_prop.encoding == XA_STRING |
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1941 # ifdef FEAT_MBYTE |
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1942 && !has_mbyte |
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1943 # endif |
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1944 ) |
| 7 | 1945 { |
| 1946 #endif | |
| 1947 if (get_title) | |
| 1948 oldtitle = vim_strsave((char_u *)text_prop.value); | |
| 1949 else | |
| 1950 oldicon = vim_strsave((char_u *)text_prop.value); | |
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1951 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
| 7 | 1952 } |
| 1953 else | |
| 1954 { | |
| 1955 char **cl; | |
| 1956 Status transform_status; | |
| 1957 int n = 0; | |
| 1958 | |
| 1959 transform_status = XmbTextPropertyToTextList(x11_display, | |
| 1960 &text_prop, | |
| 1961 &cl, &n); | |
| 1962 if (transform_status >= Success && n > 0 && cl[0]) | |
| 1963 { | |
| 1964 if (get_title) | |
| 1965 oldtitle = vim_strsave((char_u *) cl[0]); | |
| 1966 else | |
| 1967 oldicon = vim_strsave((char_u *) cl[0]); | |
| 1968 XFreeStringList(cl); | |
| 1969 } | |
| 1970 else | |
| 1971 { | |
| 1972 if (get_title) | |
| 1973 oldtitle = vim_strsave((char_u *)text_prop.value); | |
| 1974 else | |
| 1975 oldicon = vim_strsave((char_u *)text_prop.value); | |
| 1976 } | |
| 1977 } | |
| 1978 #endif | |
| 1979 } | |
| 1980 XFree((void *)text_prop.value); | |
| 1981 } | |
| 1982 } | |
| 1983 return retval; | |
| 1984 } | |
| 1985 | |
| 6282 | 1986 /* Xutf8 functions are not avaialble on older systems. Note that on some |
| 1987 * systems X_HAVE_UTF8_STRING may be defined in a header file but | |
| 1988 * Xutf8SetWMProperties() is not in the X11 library. Configure checks for | |
| 1989 * that and defines HAVE_XUTF8SETWMPROPERTIES. */ | |
| 7 | 1990 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE) |
| 6282 | 1991 # if X_HAVE_UTF8_STRING && HAVE_XUTF8SETWMPROPERTIES |
| 7 | 1992 # define USE_UTF8_STRING |
| 1993 # endif | |
| 1994 #endif | |
| 1995 | |
| 1996 /* | |
| 1997 * Set x11 Window Title | |
| 1998 * | |
| 1999 * get_x11_windis() must be called before this and have returned OK | |
| 2000 */ | |
| 2001 static void | |
| 2002 set_x11_title(title) | |
| 2003 char_u *title; | |
| 2004 { | |
| 2005 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING | |
| 2006 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't | |
| 2007 * supported everywhere and STRING doesn't work for multi-byte titles. | |
| 2008 */ | |
| 2009 #ifdef USE_UTF8_STRING | |
| 2010 if (enc_utf8) | |
| 2011 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title, | |
| 2012 NULL, NULL, 0, NULL, NULL, NULL); | |
| 2013 else | |
| 2014 #endif | |
| 2015 { | |
| 2016 #if XtSpecificationRelease >= 4 | |
| 2017 # ifdef FEAT_XFONTSET | |
| 2018 XmbSetWMProperties(x11_display, x11_window, (const char *)title, | |
| 2019 NULL, NULL, 0, NULL, NULL, NULL); | |
| 2020 # else | |
| 2021 XTextProperty text_prop; | |
| 129 | 2022 char *c_title = (char *)title; |
| 7 | 2023 |
| 2024 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */ | |
| 129 | 2025 (void)XStringListToTextProperty(&c_title, 1, &text_prop); |
| 7 | 2026 XSetWMProperties(x11_display, x11_window, &text_prop, |
| 2027 NULL, NULL, 0, NULL, NULL, NULL); | |
| 2028 # endif | |
| 2029 #else | |
| 2030 XStoreName(x11_display, x11_window, (char *)title); | |
| 2031 #endif | |
| 2032 } | |
| 2033 XFlush(x11_display); | |
| 2034 } | |
| 2035 | |
| 2036 /* | |
| 2037 * Set x11 Window icon | |
| 2038 * | |
| 2039 * get_x11_windis() must be called before this and have returned OK | |
| 2040 */ | |
| 2041 static void | |
| 2042 set_x11_icon(icon) | |
| 2043 char_u *icon; | |
| 2044 { | |
| 2045 /* See above for comments about using X*SetWMProperties(). */ | |
| 2046 #ifdef USE_UTF8_STRING | |
| 2047 if (enc_utf8) | |
| 2048 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
| 2049 NULL, 0, NULL, NULL, NULL); | |
| 2050 else | |
| 2051 #endif | |
| 2052 { | |
| 2053 #if XtSpecificationRelease >= 4 | |
| 2054 # ifdef FEAT_XFONTSET | |
| 2055 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
| 2056 NULL, 0, NULL, NULL, NULL); | |
| 2057 # else | |
| 2058 XTextProperty text_prop; | |
| 129 | 2059 char *c_icon = (char *)icon; |
| 2060 | |
| 2061 (void)XStringListToTextProperty(&c_icon, 1, &text_prop); | |
| 7 | 2062 XSetWMProperties(x11_display, x11_window, NULL, &text_prop, |
| 2063 NULL, 0, NULL, NULL, NULL); | |
| 2064 # endif | |
| 2065 #else | |
| 2066 XSetIconName(x11_display, x11_window, (char *)icon); | |
| 2067 #endif | |
| 2068 } | |
| 2069 XFlush(x11_display); | |
| 2070 } | |
| 2071 | |
| 2072 #else /* FEAT_X11 */ | |
| 2073 | |
| 2074 static int | |
| 2075 get_x11_title(test_only) | |
| 1883 | 2076 int test_only UNUSED; |
| 7 | 2077 { |
| 2078 return FALSE; | |
| 2079 } | |
| 2080 | |
| 2081 static int | |
| 2082 get_x11_icon(test_only) | |
| 2083 int test_only; | |
| 2084 { | |
| 2085 if (!test_only) | |
| 2086 { | |
| 2087 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
| 1940 | 2088 oldicon = vim_strsave(T_NAME + 8); |
| 7 | 2089 else |
| 1940 | 2090 oldicon = vim_strsave(T_NAME); |
| 7 | 2091 } |
| 2092 return FALSE; | |
| 2093 } | |
| 2094 | |
| 2095 #endif /* FEAT_X11 */ | |
| 2096 | |
| 2097 int | |
| 2098 mch_can_restore_title() | |
| 2099 { | |
| 2100 return get_x11_title(TRUE); | |
| 2101 } | |
| 2102 | |
| 2103 int | |
| 2104 mch_can_restore_icon() | |
| 2105 { | |
| 2106 return get_x11_icon(TRUE); | |
| 2107 } | |
| 2108 | |
| 2109 /* | |
| 2110 * Set the window title and icon. | |
| 2111 */ | |
| 2112 void | |
| 2113 mch_settitle(title, icon) | |
| 2114 char_u *title; | |
| 2115 char_u *icon; | |
| 2116 { | |
| 2117 int type = 0; | |
| 2118 static int recursive = 0; | |
| 2119 | |
| 2120 if (T_NAME == NULL) /* no terminal name (yet) */ | |
| 2121 return; | |
| 2122 if (title == NULL && icon == NULL) /* nothing to do */ | |
| 2123 return; | |
| 2124 | |
| 2125 /* When one of the X11 functions causes a deadly signal, we get here again | |
| 2126 * recursively. Avoid hanging then (something is probably locked). */ | |
| 2127 if (recursive) | |
| 2128 return; | |
| 2129 ++recursive; | |
| 2130 | |
| 2131 /* | |
| 2132 * if the window ID and the display is known, we may use X11 calls | |
| 2133 */ | |
| 2134 #ifdef FEAT_X11 | |
| 2135 if (get_x11_windis() == OK) | |
| 2136 type = 1; | |
| 2137 #else | |
| 2138 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK) | |
| 2139 if (gui.in_use) | |
| 2140 type = 1; | |
| 2141 # endif | |
| 2142 #endif | |
| 2143 | |
| 2144 /* | |
|
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Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
2145 * Note: if "t_ts" is set, title is set with escape sequence rather |
| 7 | 2146 * than x11 calls, because the x11 calls don't always work |
| 2147 */ | |
| 2148 if ((type || *T_TS != NUL) && title != NULL) | |
| 2149 { | |
| 2150 if (oldtitle == NULL | |
| 2151 #ifdef FEAT_GUI | |
| 2152 && !gui.in_use | |
| 2153 #endif | |
| 2154 ) /* first call but not in GUI, save title */ | |
| 2155 (void)get_x11_title(FALSE); | |
| 2156 | |
| 2157 if (*T_TS != NUL) /* it's OK if t_fs is empty */ | |
| 2158 term_settitle(title); | |
| 2159 #ifdef FEAT_X11 | |
| 2160 else | |
| 2161 # ifdef FEAT_GUI_GTK | |
| 2162 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
| 2163 # endif | |
| 2164 set_x11_title(title); /* x11 */ | |
| 2165 #endif | |
| 64 | 2166 #if defined(FEAT_GUI_GTK) \ |
| 7 | 2167 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) |
| 2168 else | |
| 2169 gui_mch_settitle(title, icon); | |
| 2170 #endif | |
| 2171 did_set_title = TRUE; | |
| 2172 } | |
| 2173 | |
| 2174 if ((type || *T_CIS != NUL) && icon != NULL) | |
| 2175 { | |
| 2176 if (oldicon == NULL | |
| 2177 #ifdef FEAT_GUI | |
| 2178 && !gui.in_use | |
| 2179 #endif | |
| 2180 ) /* first call, save icon */ | |
| 2181 get_x11_icon(FALSE); | |
| 2182 | |
| 2183 if (*T_CIS != NUL) | |
| 2184 { | |
| 2185 out_str(T_CIS); /* set icon start */ | |
| 2186 out_str_nf(icon); | |
| 2187 out_str(T_CIE); /* set icon end */ | |
| 2188 out_flush(); | |
| 2189 } | |
| 2190 #ifdef FEAT_X11 | |
| 2191 else | |
| 2192 # ifdef FEAT_GUI_GTK | |
| 2193 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
| 2194 # endif | |
| 2195 set_x11_icon(icon); /* x11 */ | |
| 2196 #endif | |
| 2197 did_set_icon = TRUE; | |
| 2198 } | |
| 2199 --recursive; | |
| 2200 } | |
| 2201 | |
| 2202 /* | |
| 2203 * Restore the window/icon title. | |
| 2204 * "which" is one of: | |
| 2205 * 1 only restore title | |
| 2206 * 2 only restore icon | |
| 2207 * 3 restore title and icon | |
| 2208 */ | |
| 2209 void | |
| 2210 mch_restore_title(which) | |
| 2211 int which; | |
| 2212 { | |
| 2213 /* only restore the title or icon when it has been set */ | |
| 2214 mch_settitle(((which & 1) && did_set_title) ? | |
| 2215 (oldtitle ? oldtitle : p_titleold) : NULL, | |
| 2216 ((which & 2) && did_set_icon) ? oldicon : NULL); | |
| 2217 } | |
| 2218 | |
| 2219 #endif /* FEAT_TITLE */ | |
| 2220 | |
| 2221 /* | |
| 2222 * Return TRUE if "name" looks like some xterm name. | |
| 158 | 2223 * Seiichi Sato mentioned that "mlterm" works like xterm. |
| 7 | 2224 */ |
| 2225 int | |
| 2226 vim_is_xterm(name) | |
| 2227 char_u *name; | |
| 2228 { | |
| 2229 if (name == NULL) | |
| 2230 return FALSE; | |
| 2231 return (STRNICMP(name, "xterm", 5) == 0 | |
| 2232 || STRNICMP(name, "nxterm", 6) == 0 | |
| 2233 || STRNICMP(name, "kterm", 5) == 0 | |
| 158 | 2234 || STRNICMP(name, "mlterm", 6) == 0 |
| 7 | 2235 || STRNICMP(name, "rxvt", 4) == 0 |
| 2236 || STRCMP(name, "builtin_xterm") == 0); | |
| 2237 } | |
| 2238 | |
| 1620 | 2239 #if defined(FEAT_MOUSE_XTERM) || defined(PROTO) |
| 2240 /* | |
| 2241 * Return TRUE if "name" appears to be that of a terminal | |
| 2242 * known to support the xterm-style mouse protocol. | |
| 2243 * Relies on term_is_xterm having been set to its correct value. | |
| 2244 */ | |
| 2245 int | |
| 2246 use_xterm_like_mouse(name) | |
| 2247 char_u *name; | |
| 2248 { | |
| 2249 return (name != NULL | |
| 2250 && (term_is_xterm || STRNICMP(name, "screen", 6) == 0)); | |
| 2251 } | |
| 2252 #endif | |
| 2253 | |
| 7 | 2254 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) |
| 2255 /* | |
| 2256 * Return non-zero when using an xterm mouse, according to 'ttymouse'. | |
| 2257 * Return 1 for "xterm". | |
| 2258 * Return 2 for "xterm2". | |
| 3145 | 2259 * Return 3 for "urxvt". |
| 3746 | 2260 * Return 4 for "sgr". |
| 7 | 2261 */ |
| 2262 int | |
| 2263 use_xterm_mouse() | |
| 2264 { | |
| 3746 | 2265 if (ttym_flags == TTYM_SGR) |
| 2266 return 4; | |
| 3145 | 2267 if (ttym_flags == TTYM_URXVT) |
| 2268 return 3; | |
| 7 | 2269 if (ttym_flags == TTYM_XTERM2) |
| 2270 return 2; | |
| 2271 if (ttym_flags == TTYM_XTERM) | |
| 2272 return 1; | |
| 2273 return 0; | |
| 2274 } | |
| 2275 #endif | |
| 2276 | |
| 2277 int | |
| 2278 vim_is_iris(name) | |
| 2279 char_u *name; | |
| 2280 { | |
| 2281 if (name == NULL) | |
| 2282 return FALSE; | |
| 2283 return (STRNICMP(name, "iris-ansi", 9) == 0 | |
| 2284 || STRCMP(name, "builtin_iris-ansi") == 0); | |
| 2285 } | |
| 2286 | |
| 2287 int | |
| 2288 vim_is_vt300(name) | |
| 2289 char_u *name; | |
| 2290 { | |
| 2291 if (name == NULL) | |
| 2292 return FALSE; /* actually all ANSI comp. terminals should be here */ | |
| 22 | 2293 /* catch VT100 - VT5xx */ |
| 2294 return ((STRNICMP(name, "vt", 2) == 0 | |
| 2295 && vim_strchr((char_u *)"12345", name[2]) != NULL) | |
| 7 | 2296 || STRCMP(name, "builtin_vt320") == 0); |
| 2297 } | |
| 2298 | |
| 2299 /* | |
| 2300 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set. | |
| 2301 * This should include all windowed terminal emulators. | |
| 2302 */ | |
| 2303 int | |
| 2304 vim_is_fastterm(name) | |
| 2305 char_u *name; | |
| 2306 { | |
| 2307 if (name == NULL) | |
| 2308 return FALSE; | |
| 2309 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name)) | |
| 2310 return TRUE; | |
| 2311 return ( STRNICMP(name, "hpterm", 6) == 0 | |
| 2312 || STRNICMP(name, "sun-cmd", 7) == 0 | |
| 2313 || STRNICMP(name, "screen", 6) == 0 | |
| 2314 || STRNICMP(name, "dtterm", 6) == 0); | |
| 2315 } | |
| 2316 | |
| 2317 /* | |
| 2318 * Insert user name in s[len]. | |
| 2319 * Return OK if a name found. | |
| 2320 */ | |
| 2321 int | |
| 2322 mch_get_user_name(s, len) | |
| 2323 char_u *s; | |
| 2324 int len; | |
| 2325 { | |
| 2326 #ifdef VMS | |
| 509 | 2327 vim_strncpy(s, (char_u *)cuserid(NULL), len - 1); |
| 7 | 2328 return OK; |
| 2329 #else | |
| 2330 return mch_get_uname(getuid(), s, len); | |
| 2331 #endif | |
| 2332 } | |
| 2333 | |
| 2334 /* | |
| 2335 * Insert user name for "uid" in s[len]. | |
| 2336 * Return OK if a name found. | |
| 2337 */ | |
| 2338 int | |
| 2339 mch_get_uname(uid, s, len) | |
| 2340 uid_t uid; | |
| 2341 char_u *s; | |
| 2342 int len; | |
| 2343 { | |
| 2344 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID) | |
| 2345 struct passwd *pw; | |
| 2346 | |
| 2347 if ((pw = getpwuid(uid)) != NULL | |
| 2348 && pw->pw_name != NULL && *(pw->pw_name) != NUL) | |
| 2349 { | |
| 418 | 2350 vim_strncpy(s, (char_u *)pw->pw_name, len - 1); |
| 7 | 2351 return OK; |
| 2352 } | |
| 2353 #endif | |
| 2354 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */ | |
| 2355 return FAIL; /* a number is not a name */ | |
| 2356 } | |
| 2357 | |
| 2358 /* | |
| 2359 * Insert host name is s[len]. | |
| 2360 */ | |
| 2361 | |
| 2362 #ifdef HAVE_SYS_UTSNAME_H | |
| 2363 void | |
| 2364 mch_get_host_name(s, len) | |
| 2365 char_u *s; | |
| 2366 int len; | |
| 2367 { | |
| 2368 struct utsname vutsname; | |
| 2369 | |
| 2370 if (uname(&vutsname) < 0) | |
| 2371 *s = NUL; | |
| 2372 else | |
| 418 | 2373 vim_strncpy(s, (char_u *)vutsname.nodename, len - 1); |
| 7 | 2374 } |
| 2375 #else /* HAVE_SYS_UTSNAME_H */ | |
| 2376 | |
| 2377 # ifdef HAVE_SYS_SYSTEMINFO_H | |
| 2378 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len) | |
| 2379 # endif | |
| 2380 | |
| 2381 void | |
| 2382 mch_get_host_name(s, len) | |
| 2383 char_u *s; | |
| 2384 int len; | |
| 2385 { | |
| 2386 # ifdef VAXC | |
| 2387 vaxc$gethostname((char *)s, len); | |
| 2388 # else | |
| 2389 gethostname((char *)s, len); | |
| 2390 # endif | |
| 2391 s[len - 1] = NUL; /* make sure it's terminated */ | |
| 2392 } | |
| 2393 #endif /* HAVE_SYS_UTSNAME_H */ | |
| 2394 | |
| 2395 /* | |
| 2396 * return process ID | |
| 2397 */ | |
| 2398 long | |
| 2399 mch_get_pid() | |
| 2400 { | |
| 2401 return (long)getpid(); | |
| 2402 } | |
| 2403 | |
| 2404 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD) | |
| 2405 static char *strerror __ARGS((int)); | |
| 2406 | |
| 2407 static char * | |
| 2408 strerror(err) | |
| 2409 int err; | |
| 2410 { | |
| 2411 extern int sys_nerr; | |
| 2412 extern char *sys_errlist[]; | |
| 2413 static char er[20]; | |
| 2414 | |
| 2415 if (err > 0 && err < sys_nerr) | |
| 2416 return (sys_errlist[err]); | |
| 2417 sprintf(er, "Error %d", err); | |
| 2418 return er; | |
| 2419 } | |
| 2420 #endif | |
| 2421 | |
| 2422 /* | |
| 2423 * Get name of current directory into buffer 'buf' of length 'len' bytes. | |
| 2424 * Return OK for success, FAIL for failure. | |
| 2425 */ | |
| 2426 int | |
| 2427 mch_dirname(buf, len) | |
| 2428 char_u *buf; | |
| 2429 int len; | |
| 2430 { | |
| 2431 #if defined(USE_GETCWD) | |
| 2432 if (getcwd((char *)buf, len) == NULL) | |
| 2433 { | |
| 2434 STRCPY(buf, strerror(errno)); | |
| 2435 return FAIL; | |
| 2436 } | |
| 2437 return OK; | |
| 2438 #else | |
| 2439 return (getwd((char *)buf) != NULL ? OK : FAIL); | |
| 2440 #endif | |
| 2441 } | |
| 2442 | |
| 2443 #if defined(OS2) || defined(PROTO) | |
| 2444 /* | |
| 2445 * Replace all slashes by backslashes. | |
| 2446 * When 'shellslash' set do it the other way around. | |
| 2447 */ | |
| 2448 void | |
| 2449 slash_adjust(p) | |
| 2450 char_u *p; | |
| 2451 { | |
| 2452 while (*p) | |
| 2453 { | |
| 2454 if (*p == psepcN) | |
| 2455 *p = psepc; | |
| 39 | 2456 mb_ptr_adv(p); |
| 7 | 2457 } |
| 2458 } | |
| 2459 #endif | |
| 2460 | |
| 2461 /* | |
| 1045 | 2462 * Get absolute file name into "buf[len]". |
| 7 | 2463 * |
| 2464 * return FAIL for failure, OK for success | |
| 2465 */ | |
| 2466 int | |
| 2467 mch_FullName(fname, buf, len, force) | |
| 2468 char_u *fname, *buf; | |
| 2469 int len; | |
| 2470 int force; /* also expand when already absolute path */ | |
| 2471 { | |
| 2472 int l; | |
| 1082 | 2473 #ifdef OS2 |
| 7 | 2474 int only_drive; /* file name is only a drive letter */ |
| 1082 | 2475 #endif |
| 2476 #ifdef HAVE_FCHDIR | |
| 7 | 2477 int fd = -1; |
| 2478 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */ | |
| 1082 | 2479 #endif |
| 7 | 2480 char_u olddir[MAXPATHL]; |
| 2481 char_u *p; | |
| 2482 int retval = OK; | |
| 1615 | 2483 #ifdef __CYGWIN__ |
| 1620 | 2484 char_u posix_fname[MAXPATHL]; /* Cygwin docs mention MAX_PATH, but |
| 2485 it's not always defined */ | |
| 2486 #endif | |
| 7 | 2487 |
| 1082 | 2488 #ifdef VMS |
| 2489 fname = vms_fixfilename(fname); | |
| 2490 #endif | |
| 2491 | |
| 1102 | 2492 #ifdef __CYGWIN__ |
| 2493 /* | |
| 2494 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts". | |
| 2495 */ | |
| 1657 | 2496 # if CYGWIN_VERSION_DLL_MAJOR >= 1007 |
| 2497 cygwin_conv_path(CCP_WIN_A_TO_POSIX, fname, posix_fname, MAXPATHL); | |
| 2498 # else | |
| 1615 | 2499 cygwin_conv_to_posix_path(fname, posix_fname); |
| 1657 | 2500 # endif |
| 1615 | 2501 fname = posix_fname; |
| 1102 | 2502 #endif |
| 2503 | |
| 7 | 2504 /* expand it if forced or not an absolute path */ |
| 2505 if (force || !mch_isFullName(fname)) | |
| 2506 { | |
| 2507 /* | |
| 2508 * If the file name has a path, change to that directory for a moment, | |
| 2509 * and then do the getwd() (and get back to where we were). | |
| 2510 * This will get the correct path name with "../" things. | |
| 2511 */ | |
| 1082 | 2512 #ifdef OS2 |
| 7 | 2513 only_drive = 0; |
| 2514 if (((p = vim_strrchr(fname, '/')) != NULL) | |
| 2515 || ((p = vim_strrchr(fname, '\\')) != NULL) | |
| 2516 || (((p = vim_strchr(fname, ':')) != NULL) && ++only_drive)) | |
| 1082 | 2517 #else |
| 7 | 2518 if ((p = vim_strrchr(fname, '/')) != NULL) |
| 1082 | 2519 #endif |
| 7 | 2520 { |
| 1082 | 2521 #ifdef HAVE_FCHDIR |
| 7 | 2522 /* |
| 2523 * Use fchdir() if possible, it's said to be faster and more | |
| 2524 * reliable. But on SunOS 4 it might not work. Check this by | |
| 2525 * doing a fchdir() right now. | |
| 2526 */ | |
| 2527 if (!dont_fchdir) | |
| 2528 { | |
| 2529 fd = open(".", O_RDONLY | O_EXTRA, 0); | |
| 2530 if (fd >= 0 && fchdir(fd) < 0) | |
| 2531 { | |
| 2532 close(fd); | |
| 2533 fd = -1; | |
| 2534 dont_fchdir = TRUE; /* don't try again */ | |
| 2535 } | |
| 2536 } | |
| 1082 | 2537 #endif |
| 7 | 2538 |
| 2539 /* Only change directory when we are sure we can return to where | |
| 2540 * we are now. After doing "su" chdir(".") might not work. */ | |
| 2541 if ( | |
| 1082 | 2542 #ifdef HAVE_FCHDIR |
| 7 | 2543 fd < 0 && |
| 1082 | 2544 #endif |
| 7 | 2545 (mch_dirname(olddir, MAXPATHL) == FAIL |
| 2546 || mch_chdir((char *)olddir) != 0)) | |
| 2547 { | |
| 2548 p = NULL; /* can't get current dir: don't chdir */ | |
| 2549 retval = FAIL; | |
| 2550 } | |
| 2551 else | |
| 2552 { | |
| 1082 | 2553 #ifdef OS2 |
| 7 | 2554 /* |
| 2555 * compensate for case where ':' from "D:" was the only | |
| 2556 * path separator detected in the file name; the _next_ | |
| 2557 * character has to be removed, and then restored later. | |
| 2558 */ | |
| 2559 if (only_drive) | |
| 2560 p++; | |
| 1082 | 2561 #endif |
| 7 | 2562 /* The directory is copied into buf[], to be able to remove |
| 2563 * the file name without changing it (could be a string in | |
| 2564 * read-only memory) */ | |
| 2565 if (p - fname >= len) | |
| 2566 retval = FAIL; | |
| 2567 else | |
| 2568 { | |
| 418 | 2569 vim_strncpy(buf, fname, p - fname); |
| 7 | 2570 if (mch_chdir((char *)buf)) |
| 2571 retval = FAIL; | |
| 2572 else | |
| 2573 fname = p + 1; | |
| 2574 *buf = NUL; | |
| 2575 } | |
| 1082 | 2576 #ifdef OS2 |
| 7 | 2577 if (only_drive) |
| 2578 { | |
| 2579 p--; | |
| 2580 if (retval != FAIL) | |
| 2581 fname--; | |
| 2582 } | |
| 1082 | 2583 #endif |
| 7 | 2584 } |
| 2585 } | |
| 2586 if (mch_dirname(buf, len) == FAIL) | |
| 2587 { | |
| 2588 retval = FAIL; | |
| 2589 *buf = NUL; | |
| 2590 } | |
| 2591 if (p != NULL) | |
| 2592 { | |
| 1082 | 2593 #ifdef HAVE_FCHDIR |
| 7 | 2594 if (fd >= 0) |
| 2595 { | |
| 1935 | 2596 if (p_verbose >= 5) |
| 2597 { | |
| 2598 verbose_enter(); | |
| 2599 MSG("fchdir() to previous dir"); | |
| 2600 verbose_leave(); | |
| 2601 } | |
| 7 | 2602 l = fchdir(fd); |
| 2603 close(fd); | |
| 2604 } | |
| 2605 else | |
| 1082 | 2606 #endif |
| 7 | 2607 l = mch_chdir((char *)olddir); |
| 2608 if (l != 0) | |
| 2609 EMSG(_(e_prev_dir)); | |
| 2610 } | |
| 2611 | |
| 2612 l = STRLEN(buf); | |
| 3867 | 2613 if (l >= len - 1) |
| 2614 retval = FAIL; /* no space for trailing "/" */ | |
| 1082 | 2615 #ifndef VMS |
| 3867 | 2616 else if (l > 0 && buf[l - 1] != '/' && *fname != NUL |
| 7 | 2617 && STRCMP(fname, ".") != 0) |
| 3867 | 2618 STRCAT(buf, "/"); |
| 1082 | 2619 #endif |
| 7 | 2620 } |
| 1045 | 2621 |
| 7 | 2622 /* Catch file names which are too long. */ |
| 1877 | 2623 if (retval == FAIL || (int)(STRLEN(buf) + STRLEN(fname)) >= len) |
| 7 | 2624 return FAIL; |
| 2625 | |
| 2626 /* Do not append ".", "/dir/." is equal to "/dir". */ | |
| 2627 if (STRCMP(fname, ".") != 0) | |
| 2628 STRCAT(buf, fname); | |
| 2629 | |
| 2630 return OK; | |
| 2631 } | |
| 2632 | |
| 2633 /* | |
| 2634 * Return TRUE if "fname" does not depend on the current directory. | |
| 2635 */ | |
| 2636 int | |
| 2637 mch_isFullName(fname) | |
| 2638 char_u *fname; | |
| 2639 { | |
| 2640 #ifdef __EMX__ | |
| 2641 return _fnisabs(fname); | |
| 2642 #else | |
| 2643 # ifdef VMS | |
| 2644 return ( fname[0] == '/' || fname[0] == '.' || | |
| 2645 strchr((char *)fname,':') || strchr((char *)fname,'"') || | |
| 2646 (strchr((char *)fname,'[') && strchr((char *)fname,']'))|| | |
| 2647 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) ); | |
| 2648 # else | |
| 2649 return (*fname == '/' || *fname == '~'); | |
| 2650 # endif | |
| 2651 #endif | |
| 2652 } | |
| 2653 | |
| 585 | 2654 #if defined(USE_FNAME_CASE) || defined(PROTO) |
| 2655 /* | |
| 2656 * Set the case of the file name, if it already exists. This will cause the | |
| 2657 * file name to remain exactly the same. | |
| 1450 | 2658 * Only required for file systems where case is ignored and preserved. |
| 585 | 2659 */ |
| 2660 void | |
| 2661 fname_case(name, len) | |
| 2662 char_u *name; | |
| 1883 | 2663 int len UNUSED; /* buffer size, only used when name gets longer */ |
| 585 | 2664 { |
| 2665 struct stat st; | |
| 2666 char_u *slash, *tail; | |
| 2667 DIR *dirp; | |
| 2668 struct dirent *dp; | |
| 2669 | |
| 2670 if (lstat((char *)name, &st) >= 0) | |
| 2671 { | |
| 2672 /* Open the directory where the file is located. */ | |
| 2673 slash = vim_strrchr(name, '/'); | |
| 2674 if (slash == NULL) | |
| 2675 { | |
| 2676 dirp = opendir("."); | |
| 2677 tail = name; | |
| 2678 } | |
| 2679 else | |
| 2680 { | |
| 2681 *slash = NUL; | |
| 2682 dirp = opendir((char *)name); | |
| 2683 *slash = '/'; | |
| 2684 tail = slash + 1; | |
| 2685 } | |
| 2686 | |
| 2687 if (dirp != NULL) | |
| 2688 { | |
| 2689 while ((dp = readdir(dirp)) != NULL) | |
| 2690 { | |
| 2691 /* Only accept names that differ in case and are the same byte | |
| 2692 * length. TODO: accept different length name. */ | |
| 2693 if (STRICMP(tail, dp->d_name) == 0 | |
| 2694 && STRLEN(tail) == STRLEN(dp->d_name)) | |
| 2695 { | |
| 2696 char_u newname[MAXPATHL + 1]; | |
| 2697 struct stat st2; | |
| 2698 | |
| 2699 /* Verify the inode is equal. */ | |
| 2700 vim_strncpy(newname, name, MAXPATHL); | |
| 2701 vim_strncpy(newname + (tail - name), (char_u *)dp->d_name, | |
| 2702 MAXPATHL - (tail - name)); | |
| 2703 if (lstat((char *)newname, &st2) >= 0 | |
| 2704 && st.st_ino == st2.st_ino | |
| 2705 && st.st_dev == st2.st_dev) | |
| 2706 { | |
| 2707 STRCPY(tail, dp->d_name); | |
| 2708 break; | |
| 2709 } | |
| 2710 } | |
| 2711 } | |
| 2712 | |
| 2713 closedir(dirp); | |
| 2714 } | |
| 2715 } | |
| 2716 } | |
| 2717 #endif | |
| 2718 | |
| 7 | 2719 /* |
| 2720 * Get file permissions for 'name'. | |
| 2721 * Returns -1 when it doesn't exist. | |
| 2722 */ | |
| 2723 long | |
| 2724 mch_getperm(name) | |
| 2725 char_u *name; | |
| 2726 { | |
| 2727 struct stat statb; | |
| 2728 | |
| 2729 /* Keep the #ifdef outside of stat(), it may be a macro. */ | |
| 2730 #ifdef VMS | |
| 2731 if (stat((char *)vms_fixfilename(name), &statb)) | |
| 2732 #else | |
| 2733 if (stat((char *)name, &statb)) | |
| 2734 #endif | |
| 2735 return -1; | |
| 1350 | 2736 #ifdef __INTERIX |
| 2737 /* The top bit makes the value negative, which means the file doesn't | |
| 2738 * exist. Remove the bit, we don't use it. */ | |
| 2739 return statb.st_mode & ~S_ADDACE; | |
| 2740 #else | |
| 7 | 2741 return statb.st_mode; |
| 1350 | 2742 #endif |
| 7 | 2743 } |
| 2744 | |
| 2745 /* | |
| 2746 * set file permission for 'name' to 'perm' | |
| 2747 * | |
| 2748 * return FAIL for failure, OK otherwise | |
| 2749 */ | |
| 2750 int | |
| 2751 mch_setperm(name, perm) | |
| 2752 char_u *name; | |
| 2753 long perm; | |
| 2754 { | |
| 2755 return (chmod((char *) | |
| 2756 #ifdef VMS | |
| 2757 vms_fixfilename(name), | |
| 2758 #else | |
| 2759 name, | |
| 2760 #endif | |
| 2761 (mode_t)perm) == 0 ? OK : FAIL); | |
| 2762 } | |
| 2763 | |
| 2764 #if defined(HAVE_ACL) || defined(PROTO) | |
| 2765 # ifdef HAVE_SYS_ACL_H | |
| 2766 # include <sys/acl.h> | |
| 2767 # endif | |
| 2768 # ifdef HAVE_SYS_ACCESS_H | |
| 2769 # include <sys/access.h> | |
| 2770 # endif | |
| 2771 | |
| 2772 # ifdef HAVE_SOLARIS_ACL | |
| 2773 typedef struct vim_acl_solaris_T { | |
| 2774 int acl_cnt; | |
| 2775 aclent_t *acl_entry; | |
| 2776 } vim_acl_solaris_T; | |
| 2777 # endif | |
| 2778 | |
| 1583 | 2779 #if defined(HAVE_SELINUX) || defined(PROTO) |
| 2780 /* | |
| 2781 * Copy security info from "from_file" to "to_file". | |
| 2782 */ | |
| 2783 void | |
| 2784 mch_copy_sec(from_file, to_file) | |
| 2785 char_u *from_file; | |
| 2786 char_u *to_file; | |
| 2787 { | |
| 2788 if (from_file == NULL) | |
| 2789 return; | |
| 2790 | |
| 2791 if (selinux_enabled == -1) | |
| 2792 selinux_enabled = is_selinux_enabled(); | |
| 2793 | |
| 2794 if (selinux_enabled > 0) | |
| 2795 { | |
| 2796 security_context_t from_context = NULL; | |
| 2797 security_context_t to_context = NULL; | |
| 2798 | |
| 2799 if (getfilecon((char *)from_file, &from_context) < 0) | |
| 2800 { | |
| 2801 /* If the filesystem doesn't support extended attributes, | |
| 2802 the original had no special security context and the | |
| 2803 target cannot have one either. */ | |
| 2804 if (errno == EOPNOTSUPP) | |
| 2805 return; | |
| 2806 | |
| 2807 MSG_PUTS(_("\nCould not get security context for ")); | |
| 2808 msg_outtrans(from_file); | |
| 2809 msg_putchar('\n'); | |
| 2810 return; | |
| 2811 } | |
| 2812 if (getfilecon((char *)to_file, &to_context) < 0) | |
| 2813 { | |
| 2814 MSG_PUTS(_("\nCould not get security context for ")); | |
| 2815 msg_outtrans(to_file); | |
| 2816 msg_putchar('\n'); | |
| 2817 freecon (from_context); | |
| 2818 return ; | |
| 2819 } | |
| 2820 if (strcmp(from_context, to_context) != 0) | |
| 2821 { | |
| 2822 if (setfilecon((char *)to_file, from_context) < 0) | |
| 2823 { | |
| 2824 MSG_PUTS(_("\nCould not set security context for ")); | |
| 2825 msg_outtrans(to_file); | |
| 2826 msg_putchar('\n'); | |
| 2827 } | |
| 2828 } | |
| 2829 freecon(to_context); | |
| 2830 freecon(from_context); | |
| 2831 } | |
| 2832 } | |
| 2833 #endif /* HAVE_SELINUX */ | |
| 2834 | |
| 5788 | 2835 #if defined(HAVE_SMACK) && !defined(PROTO) |
| 2836 /* | |
| 2837 * Copy security info from "from_file" to "to_file". | |
| 2838 */ | |
| 2839 void | |
| 2840 mch_copy_sec(from_file, to_file) | |
| 2841 char_u *from_file; | |
| 2842 char_u *to_file; | |
| 2843 { | |
| 5832 | 2844 static const char * const smack_copied_attributes[] = |
| 5788 | 2845 { |
| 2846 XATTR_NAME_SMACK, | |
| 2847 XATTR_NAME_SMACKEXEC, | |
| 2848 XATTR_NAME_SMACKMMAP | |
| 2849 }; | |
| 2850 | |
| 2851 char buffer[SMACK_LABEL_LEN]; | |
| 2852 const char *name; | |
| 2853 int index; | |
| 2854 int ret; | |
| 2855 ssize_t size; | |
| 2856 | |
| 2857 if (from_file == NULL) | |
| 2858 return; | |
| 2859 | |
| 2860 for (index = 0 ; index < (int)(sizeof(smack_copied_attributes) | |
| 2861 / sizeof(smack_copied_attributes)[0]) ; index++) | |
| 2862 { | |
| 2863 /* get the name of the attribute to copy */ | |
| 2864 name = smack_copied_attributes[index]; | |
| 2865 | |
| 2866 /* get the value of the attribute in buffer */ | |
| 2867 size = getxattr((char*)from_file, name, buffer, sizeof(buffer)); | |
| 2868 if (size >= 0) | |
| 2869 { | |
| 2870 /* copy the attribute value of buffer */ | |
| 2871 ret = setxattr((char*)to_file, name, buffer, (size_t)size, 0); | |
| 2872 if (ret < 0) | |
| 2873 { | |
| 2874 MSG_PUTS(_("Could not set security context ")); | |
| 2875 MSG_PUTS(name); | |
| 2876 MSG_PUTS(_(" for ")); | |
| 2877 msg_outtrans(to_file); | |
| 2878 msg_putchar('\n'); | |
| 2879 } | |
| 2880 } | |
| 2881 else | |
| 2882 { | |
| 2883 /* what reason of not having the attribute value? */ | |
| 2884 switch (errno) | |
| 2885 { | |
| 2886 case ENOTSUP: | |
| 2887 /* extended attributes aren't supported or enabled */ | |
| 2888 /* should a message be echoed? not sure... */ | |
| 2889 return; /* leave because it isn't usefull to continue */ | |
| 2890 | |
| 2891 case ERANGE: | |
| 2892 default: | |
| 2893 /* no enough size OR unexpected error */ | |
| 2894 MSG_PUTS(_("Could not get security context ")); | |
| 2895 MSG_PUTS(name); | |
| 2896 MSG_PUTS(_(" for ")); | |
| 2897 msg_outtrans(from_file); | |
| 2898 MSG_PUTS(_(". Removing it!\n")); | |
| 2899 /* FALLTHROUGH to remove the attribute */ | |
| 2900 | |
| 2901 case ENODATA: | |
| 2902 /* no attribute of this name */ | |
| 2903 ret = removexattr((char*)to_file, name); | |
| 5800 | 2904 /* Silently ignore errors, apparently this happens when |
| 2905 * smack is not actually being used. */ | |
| 5788 | 2906 break; |
| 2907 } | |
| 2908 } | |
| 2909 } | |
| 2910 } | |
| 2911 #endif /* HAVE_SMACK */ | |
| 2912 | |
| 7 | 2913 /* |
| 2914 * Return a pointer to the ACL of file "fname" in allocated memory. | |
| 2915 * Return NULL if the ACL is not available for whatever reason. | |
| 2916 */ | |
| 2917 vim_acl_T | |
| 2918 mch_get_acl(fname) | |
| 1877 | 2919 char_u *fname UNUSED; |
| 7 | 2920 { |
| 2921 vim_acl_T ret = NULL; | |
| 2922 #ifdef HAVE_POSIX_ACL | |
| 2923 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS); | |
| 2924 #else | |
| 3330 | 2925 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2926 acl_t *aclent; | |
| 2927 | |
| 2928 if (acl_get((char *)fname, 0, &aclent) < 0) | |
| 2929 return NULL; | |
| 2930 ret = (vim_acl_T)aclent; | |
| 2931 #else | |
| 7 | 2932 #ifdef HAVE_SOLARIS_ACL |
| 2933 vim_acl_solaris_T *aclent; | |
| 2934 | |
| 2935 aclent = malloc(sizeof(vim_acl_solaris_T)); | |
| 2936 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0) | |
| 2937 { | |
| 2938 free(aclent); | |
| 2939 return NULL; | |
| 2940 } | |
| 2941 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t)); | |
| 2942 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0) | |
| 2943 { | |
| 2944 free(aclent->acl_entry); | |
| 2945 free(aclent); | |
| 2946 return NULL; | |
| 2947 } | |
| 2948 ret = (vim_acl_T)aclent; | |
| 2949 #else | |
| 2950 #if defined(HAVE_AIX_ACL) | |
| 2951 int aclsize; | |
| 2952 struct acl *aclent; | |
| 2953 | |
| 2954 aclsize = sizeof(struct acl); | |
| 2955 aclent = malloc(aclsize); | |
| 2956 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
| 2957 { | |
| 2958 if (errno == ENOSPC) | |
| 2959 { | |
| 2960 aclsize = aclent->acl_len; | |
| 2961 aclent = realloc(aclent, aclsize); | |
| 2962 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
| 2963 { | |
| 2964 free(aclent); | |
| 2965 return NULL; | |
| 2966 } | |
| 2967 } | |
| 2968 else | |
| 2969 { | |
| 2970 free(aclent); | |
| 2971 return NULL; | |
| 2972 } | |
| 2973 } | |
| 2974 ret = (vim_acl_T)aclent; | |
| 2975 #endif /* HAVE_AIX_ACL */ | |
| 2976 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2977 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2978 #endif /* HAVE_POSIX_ACL */ |
| 2979 return ret; | |
| 2980 } | |
| 2981 | |
| 2982 /* | |
| 2983 * Set the ACL of file "fname" to "acl" (unless it's NULL). | |
| 2984 */ | |
| 2985 void | |
| 2986 mch_set_acl(fname, aclent) | |
| 1877 | 2987 char_u *fname UNUSED; |
| 7 | 2988 vim_acl_T aclent; |
| 2989 { | |
| 2990 if (aclent == NULL) | |
| 2991 return; | |
| 2992 #ifdef HAVE_POSIX_ACL | |
| 2993 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent); | |
| 2994 #else | |
| 3330 | 2995 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2996 acl_set((char *)fname, (acl_t *)aclent); | |
| 2997 #else | |
| 7 | 2998 #ifdef HAVE_SOLARIS_ACL |
| 2999 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt, | |
| 3000 ((vim_acl_solaris_T *)aclent)->acl_entry); | |
| 3001 #else | |
| 3002 #ifdef HAVE_AIX_ACL | |
| 3003 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len); | |
| 3004 #endif /* HAVE_AIX_ACL */ | |
| 3005 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 3006 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 3007 #endif /* HAVE_POSIX_ACL */ |
| 3008 } | |
| 3009 | |
| 3010 void | |
| 3011 mch_free_acl(aclent) | |
| 3012 vim_acl_T aclent; | |
| 3013 { | |
| 3014 if (aclent == NULL) | |
| 3015 return; | |
| 3016 #ifdef HAVE_POSIX_ACL | |
| 3017 acl_free((acl_t)aclent); | |
| 3018 #else | |
| 3330 | 3019 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 3020 acl_free((acl_t *)aclent); | |
| 3021 #else | |
| 7 | 3022 #ifdef HAVE_SOLARIS_ACL |
| 3023 free(((vim_acl_solaris_T *)aclent)->acl_entry); | |
| 3024 free(aclent); | |
| 3025 #else | |
| 3026 #ifdef HAVE_AIX_ACL | |
| 3027 free(aclent); | |
| 3028 #endif /* HAVE_AIX_ACL */ | |
| 3029 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 3030 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 3031 #endif /* HAVE_POSIX_ACL */ |
| 3032 } | |
| 3033 #endif | |
| 3034 | |
| 3035 /* | |
| 3036 * Set hidden flag for "name". | |
| 3037 */ | |
| 3038 void | |
| 3039 mch_hide(name) | |
| 1877 | 3040 char_u *name UNUSED; |
| 7 | 3041 { |
| 3042 /* can't hide a file */ | |
| 3043 } | |
| 3044 | |
| 3045 /* | |
| 3046 * return TRUE if "name" is a directory | |
| 3047 * return FALSE if "name" is not a directory | |
| 3048 * return FALSE for error | |
| 3049 */ | |
| 3050 int | |
| 3051 mch_isdir(name) | |
| 3052 char_u *name; | |
| 3053 { | |
| 3054 struct stat statb; | |
| 3055 | |
| 3056 if (*name == NUL) /* Some stat()s don't flag "" as an error. */ | |
| 3057 return FALSE; | |
| 3058 if (stat((char *)name, &statb)) | |
| 3059 return FALSE; | |
| 3060 #ifdef _POSIX_SOURCE | |
| 3061 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE); | |
| 3062 #else | |
| 3063 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE); | |
| 3064 #endif | |
| 3065 } | |
| 3066 | |
| 3067 static int executable_file __ARGS((char_u *name)); | |
| 3068 | |
| 3069 /* | |
| 3070 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist. | |
| 3071 */ | |
| 3072 static int | |
| 3073 executable_file(name) | |
| 3074 char_u *name; | |
| 3075 { | |
| 3076 struct stat st; | |
| 3077 | |
| 3078 if (stat((char *)name, &st)) | |
| 3079 return 0; | |
| 5704 | 3080 #ifdef VMS |
| 3081 /* Like on Unix system file can have executable rights but not necessarily | |
| 3082 * be an executable, but on Unix is not a default for an ordianry file to | |
| 3083 * have an executable flag - on VMS it is in most cases. | |
| 3084 * Therefore, this check does not have any sense - let keep us to the | |
| 3085 * conventions instead: | |
| 3086 * *.COM and *.EXE files are the executables - the rest are not. This is | |
| 3087 * not ideal but better then it was. | |
| 3088 */ | |
| 3089 int vms_executable = 0; | |
| 3090 if (S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0) | |
| 3091 { | |
| 3092 if (strstr(vms_tolower((char*)name),".exe") != NULL | |
| 3093 || strstr(vms_tolower((char*)name),".com")!= NULL) | |
| 3094 vms_executable = 1; | |
| 3095 } | |
| 3096 return vms_executable; | |
| 3097 #else | |
| 7 | 3098 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0; |
| 5704 | 3099 #endif |
| 7 | 3100 } |
| 3101 | |
| 3102 /* | |
| 3103 * Return 1 if "name" can be found in $PATH and executed, 0 if not. | |
| 6695 | 3104 * If "use_path" is FALSE only check if "name" is executable. |
| 7 | 3105 * Return -1 if unknown. |
| 3106 */ | |
| 3107 int | |
| 6695 | 3108 mch_can_exe(name, path, use_path) |
| 7 | 3109 char_u *name; |
| 5782 | 3110 char_u **path; |
| 6695 | 3111 int use_path; |
| 7 | 3112 { |
| 3113 char_u *buf; | |
| 3114 char_u *p, *e; | |
| 3115 int retval; | |
| 3116 | |
| 6695 | 3117 /* When "use_path" is false and if it's an absolute or relative path don't |
| 3118 * need to use $PATH. */ | |
| 3119 if (!use_path || mch_isFullName(name) || (name[0] == '.' | |
| 3120 && (name[1] == '/' || (name[1] == '.' && name[2] == '/')))) | |
| 5704 | 3121 { |
| 6695 | 3122 /* There must be a path separator, files in the current directory |
| 3123 * can't be executed. */ | |
| 3124 if (gettail(name) != name && executable_file(name)) | |
| 5782 | 3125 { |
| 3126 if (path != NULL) | |
| 3127 { | |
| 3128 if (name[0] == '.') | |
| 3129 *path = FullName_save(name, TRUE); | |
| 3130 else | |
| 3131 *path = vim_strsave(name); | |
| 3132 } | |
| 3133 return TRUE; | |
| 3134 } | |
| 3135 return FALSE; | |
| 5704 | 3136 } |
| 7 | 3137 |
| 3138 p = (char_u *)getenv("PATH"); | |
| 3139 if (p == NULL || *p == NUL) | |
| 3140 return -1; | |
| 3141 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2)); | |
| 3142 if (buf == NULL) | |
| 3143 return -1; | |
| 3144 | |
| 3145 /* | |
| 3146 * Walk through all entries in $PATH to check if "name" exists there and | |
| 3147 * is an executable file. | |
| 3148 */ | |
| 3149 for (;;) | |
| 3150 { | |
| 3151 e = (char_u *)strchr((char *)p, ':'); | |
| 3152 if (e == NULL) | |
| 3153 e = p + STRLEN(p); | |
| 3154 if (e - p <= 1) /* empty entry means current dir */ | |
| 3155 STRCPY(buf, "./"); | |
| 3156 else | |
| 3157 { | |
| 418 | 3158 vim_strncpy(buf, p, e - p); |
| 7 | 3159 add_pathsep(buf); |
| 3160 } | |
| 3161 STRCAT(buf, name); | |
| 3162 retval = executable_file(buf); | |
| 3163 if (retval == 1) | |
| 5782 | 3164 { |
| 3165 if (path != NULL) | |
| 3166 { | |
| 3167 if (buf[0] == '.') | |
| 3168 *path = FullName_save(buf, TRUE); | |
| 3169 else | |
| 3170 *path = vim_strsave(buf); | |
| 3171 } | |
| 7 | 3172 break; |
| 5782 | 3173 } |
| 7 | 3174 |
| 3175 if (*e != ':') | |
| 3176 break; | |
| 3177 p = e + 1; | |
| 3178 } | |
| 3179 | |
| 3180 vim_free(buf); | |
| 3181 return retval; | |
| 3182 } | |
| 3183 | |
| 3184 /* | |
| 3185 * Check what "name" is: | |
| 3186 * NODE_NORMAL: file or directory (or doesn't exist) | |
| 3187 * NODE_WRITABLE: writable device, socket, fifo, etc. | |
| 3188 * NODE_OTHER: non-writable things | |
| 3189 */ | |
| 3190 int | |
| 3191 mch_nodetype(name) | |
| 3192 char_u *name; | |
| 3193 { | |
| 3194 struct stat st; | |
| 3195 | |
| 3196 if (stat((char *)name, &st)) | |
| 3197 return NODE_NORMAL; | |
| 3198 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode)) | |
| 3199 return NODE_NORMAL; | |
| 3200 #ifndef OS2 | |
| 3201 if (S_ISBLK(st.st_mode)) /* block device isn't writable */ | |
| 3202 return NODE_OTHER; | |
| 3203 #endif | |
| 3204 /* Everything else is writable? */ | |
| 3205 return NODE_WRITABLE; | |
| 3206 } | |
| 3207 | |
| 3208 void | |
| 3209 mch_early_init() | |
| 3210 { | |
| 3211 #ifdef HAVE_CHECK_STACK_GROWTH | |
| 3212 int i; | |
| 180 | 3213 |
| 7 | 3214 check_stack_growth((char *)&i); |
| 3215 | |
| 180 | 3216 # ifdef HAVE_STACK_LIMIT |
| 7 | 3217 get_stack_limit(); |
| 3218 # endif | |
| 3219 | |
| 3220 #endif | |
| 3221 | |
| 3222 /* | |
| 3223 * Setup an alternative stack for signals. Helps to catch signals when | |
| 3224 * running out of stack space. | |
| 3225 * Use of sigaltstack() is preferred, it's more portable. | |
| 3226 * Ignore any errors. | |
| 3227 */ | |
| 3228 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 1737 | 3229 signal_stack = (char *)alloc(SIGSTKSZ); |
| 7 | 3230 init_signal_stack(); |
| 3231 #endif | |
| 3232 } | |
| 3233 | |
| 355 | 3234 #if defined(EXITFREE) || defined(PROTO) |
| 3235 void | |
| 3236 mch_free_mem() | |
| 3237 { | |
| 359 | 3238 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 3239 if (clip_star.owned) | |
| 3240 clip_lose_selection(&clip_star); | |
| 3241 if (clip_plus.owned) | |
| 3242 clip_lose_selection(&clip_plus); | |
| 355 | 3243 # endif |
| 1605 | 3244 # if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) |
| 355 | 3245 if (xterm_Shell != (Widget)0) |
| 3246 XtDestroyWidget(xterm_Shell); | |
| 1605 | 3247 # ifndef LESSTIF_VERSION |
| 3248 /* Lesstif crashes here, lose some memory */ | |
| 355 | 3249 if (xterm_dpy != NULL) |
| 3250 XtCloseDisplay(xterm_dpy); | |
| 3251 if (app_context != (XtAppContext)NULL) | |
| 1605 | 3252 { |
| 355 | 3253 XtDestroyApplicationContext(app_context); |
| 1605 | 3254 # ifdef FEAT_X11 |
| 3255 x11_display = NULL; /* freed by XtDestroyApplicationContext() */ | |
| 3256 # endif | |
| 3257 } | |
| 3258 # endif | |
| 355 | 3259 # endif |
|
2277
f42e0b5ff9e9
Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
2275
diff
changeset
|
3260 # if defined(FEAT_X11) |
| 1605 | 3261 if (x11_display != NULL |
| 3262 # ifdef FEAT_XCLIPBOARD | |
| 3263 && x11_display != xterm_dpy | |
| 3264 # endif | |
| 3265 ) | |
| 359 | 3266 XCloseDisplay(x11_display); |
| 3267 # endif | |
| 3268 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 3269 vim_free(signal_stack); | |
| 3270 signal_stack = NULL; | |
| 3271 # endif | |
| 3272 # ifdef FEAT_TITLE | |
| 3273 vim_free(oldtitle); | |
| 3274 vim_free(oldicon); | |
| 3275 # endif | |
| 355 | 3276 } |
| 3277 #endif | |
| 3278 | |
| 7 | 3279 static void exit_scroll __ARGS((void)); |
| 3280 | |
| 3281 /* | |
| 3282 * Output a newline when exiting. | |
| 3283 * Make sure the newline goes to the same stream as the text. | |
| 3284 */ | |
| 3285 static void | |
| 3286 exit_scroll() | |
| 3287 { | |
| 167 | 3288 if (silent_mode) |
| 3289 return; | |
| 7 | 3290 if (newline_on_exit || msg_didout) |
| 3291 { | |
| 3292 if (msg_use_printf()) | |
| 3293 { | |
| 3294 if (info_message) | |
| 3295 mch_msg("\n"); | |
| 3296 else | |
| 3297 mch_errmsg("\r\n"); | |
| 3298 } | |
| 3299 else | |
| 3300 out_char('\n'); | |
| 3301 } | |
| 3302 else | |
| 3303 { | |
| 3304 restore_cterm_colors(); /* get original colors back */ | |
| 3305 msg_clr_eos_force(); /* clear the rest of the display */ | |
| 3306 windgoto((int)Rows - 1, 0); /* may have moved the cursor */ | |
| 3307 } | |
| 3308 } | |
| 3309 | |
| 3310 void | |
| 3311 mch_exit(r) | |
| 3312 int r; | |
| 3313 { | |
| 3314 exiting = TRUE; | |
| 3315 | |
| 3316 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD) | |
| 3317 x11_export_final_selection(); | |
| 3318 #endif | |
| 3319 | |
| 3320 #ifdef FEAT_GUI | |
| 3321 if (!gui.in_use) | |
| 3322 #endif | |
| 3323 { | |
| 3324 settmode(TMODE_COOK); | |
| 3325 #ifdef FEAT_TITLE | |
| 3326 mch_restore_title(3); /* restore xterm title and icon name */ | |
| 3327 #endif | |
| 3328 /* | |
| 3329 * When t_ti is not empty but it doesn't cause swapping terminal | |
| 3330 * pages, need to output a newline when msg_didout is set. But when | |
| 3331 * t_ti does swap pages it should not go to the shell page. Do this | |
| 3332 * before stoptermcap(). | |
| 3333 */ | |
| 3334 if (swapping_screen() && !newline_on_exit) | |
| 3335 exit_scroll(); | |
| 3336 | |
| 3337 /* Stop termcap: May need to check for T_CRV response, which | |
| 3338 * requires RAW mode. */ | |
| 3339 stoptermcap(); | |
| 3340 | |
| 3341 /* | |
| 3342 * A newline is only required after a message in the alternate screen. | |
| 3343 * This is set to TRUE by wait_return(). | |
| 3344 */ | |
| 3345 if (!swapping_screen() || newline_on_exit) | |
| 3346 exit_scroll(); | |
| 3347 | |
| 3348 /* Cursor may have been switched off without calling starttermcap() | |
| 3349 * when doing "vim -u vimrc" and vimrc contains ":q". */ | |
| 3350 if (full_screen) | |
| 3351 cursor_on(); | |
| 3352 } | |
| 3353 out_flush(); | |
| 3354 ml_close_all(TRUE); /* remove all memfiles */ | |
| 3355 may_core_dump(); | |
| 3356 #ifdef FEAT_GUI | |
| 3357 if (gui.in_use) | |
| 3358 gui_exit(r); | |
| 3359 #endif | |
| 167 | 3360 |
| 765 | 3361 #ifdef MACOS_CONVERT |
| 167 | 3362 mac_conv_cleanup(); |
| 3363 #endif | |
| 3364 | |
| 7 | 3365 #ifdef __QNX__ |
| 3366 /* A core dump won't be created if the signal handler | |
| 3367 * doesn't return, so we can't call exit() */ | |
| 3368 if (deadly_signal != 0) | |
| 3369 return; | |
| 3370 #endif | |
| 3371 | |
| 33 | 3372 #ifdef FEAT_NETBEANS_INTG |
| 2210 | 3373 netbeans_send_disconnect(); |
| 33 | 3374 #endif |
| 355 | 3375 |
| 3376 #ifdef EXITFREE | |
| 3377 free_all_mem(); | |
| 3378 #endif | |
| 3379 | |
| 7 | 3380 exit(r); |
| 3381 } | |
| 3382 | |
| 3383 static void | |
| 3384 may_core_dump() | |
| 3385 { | |
| 3386 if (deadly_signal != 0) | |
| 3387 { | |
| 3388 signal(deadly_signal, SIG_DFL); | |
| 3389 kill(getpid(), deadly_signal); /* Die using the signal we caught */ | |
| 3390 } | |
| 3391 } | |
| 3392 | |
| 3393 #ifndef VMS | |
| 3394 | |
| 3395 void | |
| 3396 mch_settmode(tmode) | |
| 3397 int tmode; | |
| 3398 { | |
| 3399 static int first = TRUE; | |
| 3400 | |
| 3401 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
| 3402 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
| 3403 /* | |
| 3404 * for "new" tty systems | |
| 3405 */ | |
| 3406 # ifdef HAVE_TERMIOS_H | |
| 3407 static struct termios told; | |
| 3408 struct termios tnew; | |
| 3409 # else | |
| 3410 static struct termio told; | |
| 3411 struct termio tnew; | |
| 3412 # endif | |
| 3413 | |
| 3414 if (first) | |
| 3415 { | |
| 3416 first = FALSE; | |
| 3417 # if defined(HAVE_TERMIOS_H) | |
| 3418 tcgetattr(read_cmd_fd, &told); | |
| 3419 # else | |
| 3420 ioctl(read_cmd_fd, TCGETA, &told); | |
| 3421 # endif | |
| 3422 } | |
| 3423 | |
| 3424 tnew = told; | |
| 3425 if (tmode == TMODE_RAW) | |
| 3426 { | |
| 3427 /* | |
| 3428 * ~ICRNL enables typing ^V^M | |
| 3429 */ | |
| 3430 tnew.c_iflag &= ~ICRNL; | |
| 3431 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE | |
| 3432 # if defined(IEXTEN) && !defined(__MINT__) | |
| 3433 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */ | |
| 3434 /* but it breaks function keys on MINT */ | |
| 3435 # endif | |
| 3436 ); | |
| 3437 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */ | |
| 3438 tnew.c_oflag &= ~ONLCR; | |
| 3439 # endif | |
| 3440 tnew.c_cc[VMIN] = 1; /* return after 1 char */ | |
| 3441 tnew.c_cc[VTIME] = 0; /* don't wait */ | |
| 3442 } | |
| 3443 else if (tmode == TMODE_SLEEP) | |
| 3444 tnew.c_lflag &= ~(ECHO); | |
| 3445 | |
| 3446 # if defined(HAVE_TERMIOS_H) | |
| 3447 { | |
| 3448 int n = 10; | |
| 3449 | |
| 3450 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a | |
| 3451 * few times. */ | |
| 3452 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1 | |
| 3453 && errno == EINTR && n > 0) | |
| 3454 --n; | |
| 3455 } | |
| 3456 # else | |
| 3457 ioctl(read_cmd_fd, TCSETA, &tnew); | |
| 3458 # endif | |
| 3459 | |
| 3460 #else | |
| 3461 | |
| 3462 /* | |
| 3463 * for "old" tty systems | |
| 3464 */ | |
| 3465 # ifndef TIOCSETN | |
| 3466 # define TIOCSETN TIOCSETP /* for hpux 9.0 */ | |
| 3467 # endif | |
| 3468 static struct sgttyb ttybold; | |
| 3469 struct sgttyb ttybnew; | |
| 3470 | |
| 3471 if (first) | |
| 3472 { | |
| 3473 first = FALSE; | |
| 3474 ioctl(read_cmd_fd, TIOCGETP, &ttybold); | |
| 3475 } | |
| 3476 | |
| 3477 ttybnew = ttybold; | |
| 3478 if (tmode == TMODE_RAW) | |
| 3479 { | |
| 3480 ttybnew.sg_flags &= ~(CRMOD | ECHO); | |
| 3481 ttybnew.sg_flags |= RAW; | |
| 3482 } | |
| 3483 else if (tmode == TMODE_SLEEP) | |
| 3484 ttybnew.sg_flags &= ~(ECHO); | |
| 3485 ioctl(read_cmd_fd, TIOCSETN, &ttybnew); | |
| 3486 #endif | |
| 3487 curr_tmode = tmode; | |
| 3488 } | |
| 3489 | |
| 3490 /* | |
| 3491 * Try to get the code for "t_kb" from the stty setting | |
| 3492 * | |
| 3493 * Even if termcap claims a backspace key, the user's setting *should* | |
| 3494 * prevail. stty knows more about reality than termcap does, and if | |
| 3495 * somebody's usual erase key is DEL (which, for most BSD users, it will | |
| 3496 * be), they're going to get really annoyed if their erase key starts | |
| 3497 * doing forward deletes for no reason. (Eric Fischer) | |
| 3498 */ | |
| 3499 void | |
| 3500 get_stty() | |
| 3501 { | |
| 3502 char_u buf[2]; | |
| 3503 char_u *p; | |
| 3504 | |
| 3505 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
| 3506 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
| 3507 /* for "new" tty systems */ | |
| 3508 # ifdef HAVE_TERMIOS_H | |
| 3509 struct termios keys; | |
| 3510 # else | |
| 3511 struct termio keys; | |
| 3512 # endif | |
| 3513 | |
| 3514 # if defined(HAVE_TERMIOS_H) | |
| 3515 if (tcgetattr(read_cmd_fd, &keys) != -1) | |
| 3516 # else | |
| 3517 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1) | |
| 3518 # endif | |
| 3519 { | |
| 3520 buf[0] = keys.c_cc[VERASE]; | |
| 3521 intr_char = keys.c_cc[VINTR]; | |
| 3522 #else | |
| 3523 /* for "old" tty systems */ | |
| 3524 struct sgttyb keys; | |
| 3525 | |
| 3526 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1) | |
| 3527 { | |
| 3528 buf[0] = keys.sg_erase; | |
| 3529 intr_char = keys.sg_kill; | |
| 3530 #endif | |
| 3531 buf[1] = NUL; | |
| 3532 add_termcode((char_u *)"kb", buf, FALSE); | |
| 3533 | |
| 3534 /* | |
| 3535 * If <BS> and <DEL> are now the same, redefine <DEL>. | |
| 3536 */ | |
| 3537 p = find_termcode((char_u *)"kD"); | |
| 3538 if (p != NULL && p[0] == buf[0] && p[1] == buf[1]) | |
| 3539 do_fixdel(NULL); | |
| 3540 } | |
| 3541 #if 0 | |
| 3542 } /* to keep cindent happy */ | |
| 3543 #endif | |
| 3544 } | |
| 3545 | |
| 3546 #endif /* VMS */ | |
| 3547 | |
| 3548 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) | |
| 3549 /* | |
| 3550 * Set mouse clicks on or off. | |
| 3551 */ | |
| 3552 void | |
| 3553 mch_setmouse(on) | |
| 3554 int on; | |
| 3555 { | |
| 3556 static int ison = FALSE; | |
| 3557 int xterm_mouse_vers; | |
| 3558 | |
| 3559 if (on == ison) /* return quickly if nothing to do */ | |
| 3560 return; | |
| 3561 | |
| 3562 xterm_mouse_vers = use_xterm_mouse(); | |
| 3145 | 3563 |
| 3564 # ifdef FEAT_MOUSE_URXVT | |
| 3746 | 3565 if (ttym_flags == TTYM_URXVT) |
| 3566 { | |
| 3145 | 3567 out_str_nf((char_u *) |
| 3568 (on | |
| 3569 ? IF_EB("\033[?1015h", ESC_STR "[?1015h") | |
| 3570 : IF_EB("\033[?1015l", ESC_STR "[?1015l"))); | |
| 3571 ison = on; | |
| 3572 } | |
| 3573 # endif | |
| 3574 | |
| 3746 | 3575 # ifdef FEAT_MOUSE_SGR |
| 3576 if (ttym_flags == TTYM_SGR) | |
| 3577 { | |
| 3578 out_str_nf((char_u *) | |
| 3579 (on | |
| 3580 ? IF_EB("\033[?1006h", ESC_STR "[?1006h") | |
| 3581 : IF_EB("\033[?1006l", ESC_STR "[?1006l"))); | |
| 3582 ison = on; | |
| 3583 } | |
| 3584 # endif | |
| 3585 | |
| 7 | 3586 if (xterm_mouse_vers > 0) |
| 3587 { | |
| 3588 if (on) /* enable mouse events, use mouse tracking if available */ | |
| 3589 out_str_nf((char_u *) | |
| 3590 (xterm_mouse_vers > 1 | |
| 3591 ? IF_EB("\033[?1002h", ESC_STR "[?1002h") | |
| 3592 : IF_EB("\033[?1000h", ESC_STR "[?1000h"))); | |
| 3593 else /* disable mouse events, could probably always send the same */ | |
| 3594 out_str_nf((char_u *) | |
| 3595 (xterm_mouse_vers > 1 | |
| 3596 ? IF_EB("\033[?1002l", ESC_STR "[?1002l") | |
| 3597 : IF_EB("\033[?1000l", ESC_STR "[?1000l"))); | |
| 3598 ison = on; | |
| 3599 } | |
| 3600 | |
| 3601 # ifdef FEAT_MOUSE_DEC | |
| 3602 else if (ttym_flags == TTYM_DEC) | |
| 3603 { | |
| 3604 if (on) /* enable mouse events */ | |
| 3605 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{"); | |
| 3606 else /* disable mouse events */ | |
| 3607 out_str_nf((char_u *)"\033['z"); | |
| 3608 ison = on; | |
| 3609 } | |
| 3610 # endif | |
| 3611 | |
| 3612 # ifdef FEAT_MOUSE_GPM | |
| 3613 else | |
| 3614 { | |
| 3615 if (on) | |
| 3616 { | |
| 3617 if (gpm_open()) | |
| 3618 ison = TRUE; | |
| 3619 } | |
| 3620 else | |
| 3621 { | |
| 3622 gpm_close(); | |
| 3623 ison = FALSE; | |
| 3624 } | |
| 3625 } | |
| 3626 # endif | |
| 3627 | |
| 1620 | 3628 # ifdef FEAT_SYSMOUSE |
| 3629 else | |
| 3630 { | |
| 3631 if (on) | |
| 3632 { | |
| 3633 if (sysmouse_open() == OK) | |
| 3634 ison = TRUE; | |
| 3635 } | |
| 3636 else | |
| 3637 { | |
| 3638 sysmouse_close(); | |
| 3639 ison = FALSE; | |
| 3640 } | |
| 3641 } | |
| 3642 # endif | |
| 3643 | |
| 7 | 3644 # ifdef FEAT_MOUSE_JSB |
| 3645 else | |
| 3646 { | |
| 3647 if (on) | |
| 3648 { | |
| 3649 /* D - Enable Mouse up/down messages | |
| 3650 * L - Enable Left Button Reporting | |
| 3651 * M - Enable Middle Button Reporting | |
| 3652 * R - Enable Right Button Reporting | |
| 3653 * K - Enable SHIFT and CTRL key Reporting | |
| 3654 * + - Enable Advanced messaging of mouse moves and up/down messages | |
| 3655 * Q - Quiet No Ack | |
| 3656 * # - Numeric value of mouse pointer required | |
| 3657 * 0 = Multiview 2000 cursor, used as standard | |
| 3658 * 1 = Windows Arrow | |
| 3659 * 2 = Windows I Beam | |
| 3660 * 3 = Windows Hour Glass | |
| 3661 * 4 = Windows Cross Hair | |
| 3662 * 5 = Windows UP Arrow | |
| 3663 */ | |
| 4299 | 3664 # ifdef JSBTERM_MOUSE_NONADVANCED |
| 3665 /* Disables full feedback of pointer movements */ | |
| 7 | 3666 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\", |
| 3667 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\")); | |
| 4299 | 3668 # else |
| 7 | 3669 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\", |
| 3670 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\")); | |
| 4299 | 3671 # endif |
| 7 | 3672 ison = TRUE; |
| 3673 } | |
| 3674 else | |
| 3675 { | |
| 3676 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\", | |
| 3677 ESC_STR "[0~ZwQ" ESC_STR "\\")); | |
| 3678 ison = FALSE; | |
| 3679 } | |
| 3680 } | |
| 3681 # endif | |
| 3682 # ifdef FEAT_MOUSE_PTERM | |
| 3683 else | |
| 3684 { | |
| 3685 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */ | |
| 3686 if (on) | |
| 3687 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l"); | |
| 3688 else | |
| 3689 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h"); | |
| 3690 ison = on; | |
| 3691 } | |
| 3692 # endif | |
| 3693 } | |
| 3694 | |
| 3695 /* | |
| 3696 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options. | |
| 3697 */ | |
| 3698 void | |
| 3699 check_mouse_termcode() | |
| 3700 { | |
| 3701 # ifdef FEAT_MOUSE_XTERM | |
| 3702 if (use_xterm_mouse() | |
| 3145 | 3703 # ifdef FEAT_MOUSE_URXVT |
| 3704 && use_xterm_mouse() != 3 | |
| 3705 # endif | |
| 7 | 3706 # ifdef FEAT_GUI |
| 3707 && !gui.in_use | |
| 3708 # endif | |
| 3709 ) | |
| 3710 { | |
| 3711 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 180 | 3712 ? IF_EB("\233M", CSI_STR "M") |
| 3713 : IF_EB("\033[M", ESC_STR "[M"))); | |
| 7 | 3714 if (*p_mouse != NUL) |
| 3715 { | |
| 3716 /* force mouse off and maybe on to send possibly new mouse | |
| 3717 * activation sequence to the xterm, with(out) drag tracing. */ | |
| 3718 mch_setmouse(FALSE); | |
| 3719 setmouse(); | |
| 3720 } | |
| 3721 } | |
| 3722 else | |
| 3723 del_mouse_termcode(KS_MOUSE); | |
| 3724 # endif | |
| 3725 | |
| 3726 # ifdef FEAT_MOUSE_GPM | |
| 3727 if (!use_xterm_mouse() | |
| 3728 # ifdef FEAT_GUI | |
| 3729 && !gui.in_use | |
| 3730 # endif | |
| 3731 ) | |
| 3732 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG")); | |
| 3733 # endif | |
| 3734 | |
| 1620 | 3735 # ifdef FEAT_SYSMOUSE |
| 3736 if (!use_xterm_mouse() | |
| 3737 # ifdef FEAT_GUI | |
| 3738 && !gui.in_use | |
| 3739 # endif | |
| 3740 ) | |
| 3741 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MS", ESC_STR "MS")); | |
| 3742 # endif | |
| 3743 | |
| 7 | 3744 # ifdef FEAT_MOUSE_JSB |
| 6102 | 3745 /* Conflicts with xterm mouse: "\033[" and "\033[M" ??? */ |
| 7 | 3746 if (!use_xterm_mouse() |
| 3747 # ifdef FEAT_GUI | |
| 3748 && !gui.in_use | |
| 3749 # endif | |
| 3750 ) | |
| 3751 set_mouse_termcode(KS_JSBTERM_MOUSE, | |
| 3752 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw")); | |
| 3753 else | |
| 3754 del_mouse_termcode(KS_JSBTERM_MOUSE); | |
| 3755 # endif | |
| 3756 | |
| 3757 # ifdef FEAT_MOUSE_NET | |
| 180 | 3758 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't |
| 7 | 3759 * define it in the GUI or when using an xterm. */ |
| 3760 if (!use_xterm_mouse() | |
| 3761 # ifdef FEAT_GUI | |
| 3762 && !gui.in_use | |
| 3763 # endif | |
| 3764 ) | |
| 3765 set_mouse_termcode(KS_NETTERM_MOUSE, | |
| 3766 (char_u *)IF_EB("\033}", ESC_STR "}")); | |
| 3767 else | |
| 3768 del_mouse_termcode(KS_NETTERM_MOUSE); | |
| 3769 # endif | |
| 3770 | |
| 3771 # ifdef FEAT_MOUSE_DEC | |
| 6102 | 3772 /* Conflicts with xterm mouse: "\033[" and "\033[M" */ |
| 5932 | 3773 if (!use_xterm_mouse() |
| 7 | 3774 # ifdef FEAT_GUI |
| 3775 && !gui.in_use | |
| 3776 # endif | |
| 3777 ) | |
| 180 | 3778 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME) |
| 3779 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "["))); | |
| 7 | 3780 else |
| 3781 del_mouse_termcode(KS_DEC_MOUSE); | |
| 3782 # endif | |
| 3783 # ifdef FEAT_MOUSE_PTERM | |
| 6102 | 3784 /* same conflict as the dec mouse */ |
| 5932 | 3785 if (!use_xterm_mouse() |
| 7 | 3786 # ifdef FEAT_GUI |
| 3787 && !gui.in_use | |
| 3788 # endif | |
| 3789 ) | |
| 3790 set_mouse_termcode(KS_PTERM_MOUSE, | |
| 3791 (char_u *) IF_EB("\033[", ESC_STR "[")); | |
| 3792 else | |
| 3793 del_mouse_termcode(KS_PTERM_MOUSE); | |
| 3794 # endif | |
| 3145 | 3795 # ifdef FEAT_MOUSE_URXVT |
| 6102 | 3796 /* same conflict as the dec mouse */ |
| 5932 | 3797 if (use_xterm_mouse() == 3 |
| 3145 | 3798 # ifdef FEAT_GUI |
| 3799 && !gui.in_use | |
| 3800 # endif | |
| 3801 ) | |
| 3802 { | |
| 3803 set_mouse_termcode(KS_URXVT_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 3804 ? IF_EB("\233", CSI_STR) | |
| 3805 : IF_EB("\033[", ESC_STR "["))); | |
| 3806 | |
| 3807 if (*p_mouse != NUL) | |
| 3808 { | |
| 3809 mch_setmouse(FALSE); | |
| 3810 setmouse(); | |
| 3811 } | |
| 3812 } | |
| 3813 else | |
| 3814 del_mouse_termcode(KS_URXVT_MOUSE); | |
| 3815 # endif | |
| 3746 | 3816 # ifdef FEAT_MOUSE_SGR |
| 5905 | 3817 /* There is no conflict with xterm mouse */ |
| 3746 | 3818 if (use_xterm_mouse() == 4 |
| 3819 # ifdef FEAT_GUI | |
| 3820 && !gui.in_use | |
| 3821 # endif | |
| 3822 ) | |
| 3823 { | |
| 3824 set_mouse_termcode(KS_SGR_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 3825 ? IF_EB("\233<", CSI_STR "<") | |
| 3826 : IF_EB("\033[<", ESC_STR "[<"))); | |
| 3827 | |
| 3828 if (*p_mouse != NUL) | |
| 3829 { | |
| 3830 mch_setmouse(FALSE); | |
| 3831 setmouse(); | |
| 3832 } | |
| 3833 } | |
| 3834 else | |
| 3835 del_mouse_termcode(KS_SGR_MOUSE); | |
| 3836 # endif | |
| 7 | 3837 } |
| 3838 #endif | |
| 3839 | |
| 3840 /* | |
| 3841 * set screen mode, always fails. | |
| 3842 */ | |
| 3843 int | |
| 3844 mch_screenmode(arg) | |
| 1877 | 3845 char_u *arg UNUSED; |
| 7 | 3846 { |
| 3847 EMSG(_(e_screenmode)); | |
| 3848 return FAIL; | |
| 3849 } | |
| 3850 | |
| 3851 #ifndef VMS | |
| 3852 | |
| 3853 /* | |
| 3854 * Try to get the current window size: | |
| 3855 * 1. with an ioctl(), most accurate method | |
| 3856 * 2. from the environment variables LINES and COLUMNS | |
| 3857 * 3. from the termcap | |
| 3858 * 4. keep using the old values | |
| 3859 * Return OK when size could be determined, FAIL otherwise. | |
| 3860 */ | |
| 3861 int | |
| 3862 mch_get_shellsize() | |
| 3863 { | |
| 3864 long rows = 0; | |
| 3865 long columns = 0; | |
| 3866 char_u *p; | |
| 3867 | |
| 3868 /* | |
| 3869 * For OS/2 use _scrsize(). | |
| 3870 */ | |
| 3871 # ifdef __EMX__ | |
| 3872 { | |
| 3873 int s[2]; | |
| 3874 | |
| 3875 _scrsize(s); | |
| 3876 columns = s[0]; | |
| 3877 rows = s[1]; | |
| 3878 } | |
| 3879 # endif | |
| 3880 | |
| 3881 /* | |
| 3882 * 1. try using an ioctl. It is the most accurate method. | |
| 3883 * | |
| 3884 * Try using TIOCGWINSZ first, some systems that have it also define | |
| 3885 * TIOCGSIZE but don't have a struct ttysize. | |
| 3886 */ | |
| 3887 # ifdef TIOCGWINSZ | |
| 3888 { | |
| 3889 struct winsize ws; | |
| 3890 int fd = 1; | |
| 3891 | |
| 3892 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
| 3893 if (!isatty(fd) && isatty(read_cmd_fd)) | |
| 3894 fd = read_cmd_fd; | |
| 3895 if (ioctl(fd, TIOCGWINSZ, &ws) == 0) | |
| 3896 { | |
| 3897 columns = ws.ws_col; | |
| 3898 rows = ws.ws_row; | |
| 3899 } | |
| 3900 } | |
| 3901 # else /* TIOCGWINSZ */ | |
| 3902 # ifdef TIOCGSIZE | |
| 3903 { | |
| 3904 struct ttysize ts; | |
| 3905 int fd = 1; | |
| 3906 | |
| 3907 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
| 3908 if (!isatty(fd) && isatty(read_cmd_fd)) | |
| 3909 fd = read_cmd_fd; | |
| 3910 if (ioctl(fd, TIOCGSIZE, &ts) == 0) | |
| 3911 { | |
| 3912 columns = ts.ts_cols; | |
| 3913 rows = ts.ts_lines; | |
| 3914 } | |
| 3915 } | |
| 3916 # endif /* TIOCGSIZE */ | |
| 3917 # endif /* TIOCGWINSZ */ | |
| 3918 | |
| 3919 /* | |
| 3920 * 2. get size from environment | |
| 164 | 3921 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules |
| 3922 * the ioctl() values! | |
| 7 | 3923 */ |
| 164 | 3924 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL) |
| 7 | 3925 { |
| 3926 if ((p = (char_u *)getenv("LINES"))) | |
| 3927 rows = atoi((char *)p); | |
| 3928 if ((p = (char_u *)getenv("COLUMNS"))) | |
| 3929 columns = atoi((char *)p); | |
| 3930 } | |
| 3931 | |
| 3932 #ifdef HAVE_TGETENT | |
| 3933 /* | |
| 3934 * 3. try reading "co" and "li" entries from termcap | |
| 3935 */ | |
| 3936 if (columns == 0 || rows == 0) | |
| 3937 getlinecol(&columns, &rows); | |
| 3938 #endif | |
| 3939 | |
| 3940 /* | |
| 3941 * 4. If everything fails, use the old values | |
| 3942 */ | |
| 3943 if (columns <= 0 || rows <= 0) | |
| 3944 return FAIL; | |
| 3945 | |
| 3946 Rows = rows; | |
| 3947 Columns = columns; | |
|
5070
cf52d2a8c05c
updated for version 7.3.1278
Bram Moolenaar <bram@vim.org>
parents:
5037
diff
changeset
|
3948 limit_screen_size(); |
| 7 | 3949 return OK; |
| 3950 } | |
| 3951 | |
| 3952 /* | |
| 3953 * Try to set the window size to Rows and Columns. | |
| 3954 */ | |
| 3955 void | |
| 3956 mch_set_shellsize() | |
| 3957 { | |
| 3958 if (*T_CWS) | |
| 3959 { | |
| 3960 /* | |
| 3961 * NOTE: if you get an error here that term_set_winsize() is | |
| 3962 * undefined, check the output of configure. It could probably not | |
| 3963 * find a ncurses, termcap or termlib library. | |
| 3964 */ | |
| 3965 term_set_winsize((int)Rows, (int)Columns); | |
| 3966 out_flush(); | |
| 3967 screen_start(); /* don't know where cursor is now */ | |
| 3968 } | |
| 3969 } | |
| 3970 | |
| 3971 #endif /* VMS */ | |
| 3972 | |
| 3973 /* | |
| 3974 * Rows and/or Columns has changed. | |
| 3975 */ | |
| 3976 void | |
| 3977 mch_new_shellsize() | |
| 3978 { | |
| 3979 /* Nothing to do. */ | |
| 3980 } | |
| 3981 | |
| 3048 | 3982 /* |
| 3983 * Wait for process "child" to end. | |
| 3984 * Return "child" if it exited properly, <= 0 on error. | |
| 3985 */ | |
| 3986 static pid_t | |
| 3987 wait4pid(child, status) | |
| 3988 pid_t child; | |
| 3989 waitstatus *status; | |
| 3990 { | |
| 3991 pid_t wait_pid = 0; | |
| 3992 | |
| 3993 while (wait_pid != child) | |
| 3994 { | |
| 3470 | 3995 /* When compiled with Python threads are probably used, in which case |
| 3996 * wait() sometimes hangs for no obvious reason. Use waitpid() | |
| 3997 * instead and loop (like the GUI). Also needed for other interfaces, | |
| 3998 * they might call system(). */ | |
| 3999 # ifdef __NeXT__ | |
| 3048 | 4000 wait_pid = wait4(child, status, WNOHANG, (struct rusage *)0); |
| 3470 | 4001 # else |
| 3048 | 4002 wait_pid = waitpid(child, status, WNOHANG); |
| 3470 | 4003 # endif |
| 3048 | 4004 if (wait_pid == 0) |
| 4005 { | |
| 4074 | 4006 /* Wait for 10 msec before trying again. */ |
| 3048 | 4007 mch_delay(10L, TRUE); |
| 4008 continue; | |
| 4009 } | |
| 4010 if (wait_pid <= 0 | |
| 4011 # ifdef ECHILD | |
| 4012 && errno == ECHILD | |
| 4013 # endif | |
| 4014 ) | |
| 4015 break; | |
| 4016 } | |
| 4017 return wait_pid; | |
| 4018 } | |
| 4019 | |
| 7 | 4020 int |
| 4021 mch_call_shell(cmd, options) | |
| 4022 char_u *cmd; | |
| 4023 int options; /* SHELL_*, see vim.h */ | |
| 4024 { | |
| 4025 #ifdef VMS | |
| 4026 char *ifn = NULL; | |
| 4027 char *ofn = NULL; | |
| 4028 #endif | |
| 4029 int tmode = cur_tmode; | |
| 4030 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */ | |
| 4031 int x; | |
| 4032 # ifndef __EMX__ | |
| 4033 char_u *newcmd; /* only needed for unix */ | |
| 4034 # else | |
| 4035 /* | |
| 4036 * Set the preferred shell in the EMXSHELL environment variable (but | |
| 4037 * only if it is different from what is already in the environment). | |
| 4038 * Emx then takes care of whether to use "/c" or "-c" in an | |
| 4039 * intelligent way. Simply pass the whole thing to emx's system() call. | |
| 4040 * Emx also starts an interactive shell if system() is passed an empty | |
| 4041 * string. | |
| 4042 */ | |
| 4043 char_u *p, *old; | |
| 4044 | |
| 4045 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh)) | |
| 4046 { | |
| 4047 /* should check HAVE_SETENV, but I know we don't have it. */ | |
| 4048 p = alloc(10 + strlen(p_sh)); | |
| 4049 if (p) | |
| 4050 { | |
| 4051 sprintf((char *)p, "EMXSHELL=%s", p_sh); | |
| 4052 putenv((char *)p); /* don't free the pointer! */ | |
| 4053 } | |
| 4054 } | |
| 4055 # endif | |
| 4056 | |
| 4057 out_flush(); | |
| 4058 | |
| 4059 if (options & SHELL_COOKED) | |
| 4060 settmode(TMODE_COOK); /* set to normal mode */ | |
| 4061 | |
| 2586 | 4062 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 4209 | 4063 save_clipboard(); |
| 2586 | 4064 loose_clipboard(); |
| 4065 # endif | |
| 4066 | |
| 7 | 4067 # ifdef __EMX__ |
| 4068 if (cmd == NULL) | |
| 4069 x = system(""); /* this starts an interactive shell in emx */ | |
| 4070 else | |
| 4071 x = system((char *)cmd); | |
| 4072 /* system() returns -1 when error occurs in starting shell */ | |
| 4073 if (x == -1 && !emsg_silent) | |
| 4074 { | |
| 4075 MSG_PUTS(_("\nCannot execute shell ")); | |
| 4076 msg_outtrans(p_sh); | |
| 4077 msg_putchar('\n'); | |
| 4078 } | |
| 4079 # else /* not __EMX__ */ | |
| 4080 if (cmd == NULL) | |
| 4081 x = system((char *)p_sh); | |
| 4082 else | |
| 4083 { | |
| 4084 # ifdef VMS | |
| 4085 if (ofn = strchr((char *)cmd, '>')) | |
| 4086 *ofn++ = '\0'; | |
| 4087 if (ifn = strchr((char *)cmd, '<')) | |
| 4088 { | |
| 4089 char *p; | |
| 4090 | |
| 4091 *ifn++ = '\0'; | |
| 4092 p = strchr(ifn,' '); /* chop off any trailing spaces */ | |
| 4093 if (p) | |
| 4094 *p = '\0'; | |
| 4095 } | |
| 4096 if (ofn) | |
| 4097 x = vms_sys((char *)cmd, ofn, ifn); | |
| 4098 else | |
| 4099 x = system((char *)cmd); | |
| 4100 # else | |
| 4101 newcmd = lalloc(STRLEN(p_sh) | |
| 4102 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg)) | |
| 4103 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE); | |
| 4104 if (newcmd == NULL) | |
| 4105 x = 0; | |
| 4106 else | |
| 4107 { | |
| 4108 sprintf((char *)newcmd, "%s %s %s %s", p_sh, | |
| 4109 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg, | |
| 4110 (char *)p_shcf, | |
| 4111 (char *)cmd); | |
| 4112 x = system((char *)newcmd); | |
| 4113 vim_free(newcmd); | |
| 4114 } | |
| 4115 # endif | |
| 4116 } | |
| 4117 # ifdef VMS | |
| 4118 x = vms_sys_status(x); | |
| 4119 # endif | |
| 4120 if (emsg_silent) | |
| 4121 ; | |
| 4122 else if (x == 127) | |
| 4123 MSG_PUTS(_("\nCannot execute shell sh\n")); | |
| 4124 # endif /* __EMX__ */ | |
| 4125 else if (x && !(options & SHELL_SILENT)) | |
| 4126 { | |
| 4127 MSG_PUTS(_("\nshell returned ")); | |
| 4128 msg_outnum((long)x); | |
| 4129 msg_putchar('\n'); | |
| 4130 } | |
| 4131 | |
| 4132 if (tmode == TMODE_RAW) | |
| 4133 settmode(TMODE_RAW); /* set to raw mode */ | |
| 4134 # ifdef FEAT_TITLE | |
| 4135 resettitle(); | |
| 4136 # endif | |
| 4209 | 4137 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 4138 restore_clipboard(); | |
| 4139 # endif | |
| 7 | 4140 return x; |
| 4141 | |
| 4142 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */ | |
| 4143 | |
| 167 | 4144 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use |
| 4145 127, some shells use that already */ | |
| 7 | 4146 |
| 4147 char_u *newcmd = NULL; | |
| 4148 pid_t pid; | |
| 167 | 4149 pid_t wpid = 0; |
| 7 | 4150 pid_t wait_pid = 0; |
| 4151 # ifdef HAVE_UNION_WAIT | |
| 4152 union wait status; | |
| 4153 # else | |
| 4154 int status = -1; | |
| 4155 # endif | |
| 4156 int retval = -1; | |
| 4157 char **argv = NULL; | |
| 4158 int argc; | |
| 2994 | 4159 char_u *p_shcf_copy = NULL; |
| 7 | 4160 int i; |
| 4161 char_u *p; | |
| 4162 int inquote; | |
| 167 | 4163 int pty_master_fd = -1; /* for pty's */ |
| 7 | 4164 # ifdef FEAT_GUI |
| 4165 int pty_slave_fd = -1; | |
| 4166 char *tty_name; | |
| 167 | 4167 # endif |
| 602 | 4168 int fd_toshell[2]; /* for pipes */ |
| 7 | 4169 int fd_fromshell[2]; |
| 4170 int pipe_error = FALSE; | |
| 167 | 4171 # ifdef HAVE_SETENV |
| 7 | 4172 char envbuf[50]; |
| 167 | 4173 # else |
| 7 | 4174 static char envbuf_Rows[20]; |
| 4175 static char envbuf_Columns[20]; | |
| 4176 # endif | |
| 602 | 4177 int did_settmode = FALSE; /* settmode(TMODE_RAW) called */ |
| 7 | 4178 |
| 2586 | 4179 newcmd = vim_strsave(p_sh); |
| 4180 if (newcmd == NULL) /* out of memory */ | |
| 4181 goto error; | |
| 4182 | |
| 7 | 4183 out_flush(); |
| 4184 if (options & SHELL_COOKED) | |
| 4185 settmode(TMODE_COOK); /* set to normal mode */ | |
| 4186 | |
| 602 | 4187 /* |
| 4188 * Do this loop twice: | |
| 4189 * 1: find number of arguments | |
| 4190 * 2: separate them and build argv[] | |
| 4191 */ | |
| 7 | 4192 for (i = 0; i < 2; ++i) |
| 4193 { | |
| 4194 p = newcmd; | |
| 4195 inquote = FALSE; | |
| 4196 argc = 0; | |
| 4197 for (;;) | |
| 4198 { | |
| 4199 if (i == 1) | |
| 4200 argv[argc] = (char *)p; | |
| 4201 ++argc; | |
| 4202 while (*p && (inquote || (*p != ' ' && *p != TAB))) | |
| 4203 { | |
| 4204 if (*p == '"') | |
| 4205 inquote = !inquote; | |
| 4206 ++p; | |
| 4207 } | |
| 4208 if (*p == NUL) | |
| 4209 break; | |
| 4210 if (i == 1) | |
| 4211 *p++ = NUL; | |
| 4212 p = skipwhite(p); | |
| 4213 } | |
| 840 | 4214 if (argv == NULL) |
| 7 | 4215 { |
| 2994 | 4216 /* |
| 4217 * Account for possible multiple args in p_shcf. | |
| 4218 */ | |
| 4219 p = p_shcf; | |
| 4220 for (;;) | |
| 4221 { | |
| 4222 p = skiptowhite(p); | |
| 4223 if (*p == NUL) | |
| 4224 break; | |
| 4225 ++argc; | |
| 4226 p = skipwhite(p); | |
| 4227 } | |
| 4228 | |
| 7 | 4229 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *))); |
| 4230 if (argv == NULL) /* out of memory */ | |
| 4231 goto error; | |
| 4232 } | |
| 4233 } | |
| 4234 if (cmd != NULL) | |
| 4235 { | |
| 3263 | 4236 char_u *s; |
| 4237 | |
| 7 | 4238 if (extra_shell_arg != NULL) |
| 4239 argv[argc++] = (char *)extra_shell_arg; | |
| 2994 | 4240 |
| 4241 /* Break 'shellcmdflag' into white separated parts. This doesn't | |
| 4242 * handle quoted strings, they are very unlikely to appear. */ | |
| 4243 p_shcf_copy = alloc((unsigned)STRLEN(p_shcf) + 1); | |
| 4244 if (p_shcf_copy == NULL) /* out of memory */ | |
| 4245 goto error; | |
| 4246 s = p_shcf_copy; | |
| 4247 p = p_shcf; | |
| 4248 while (*p != NUL) | |
| 4249 { | |
| 4250 argv[argc++] = (char *)s; | |
| 4251 while (*p && *p != ' ' && *p != TAB) | |
| 4252 *s++ = *p++; | |
| 4253 *s++ = NUL; | |
| 4254 p = skipwhite(p); | |
| 4255 } | |
| 4256 | |
| 7 | 4257 argv[argc++] = (char *)cmd; |
| 4258 } | |
| 4259 argv[argc] = NULL; | |
| 4260 | |
| 167 | 4261 /* |
| 4262 * For the GUI, when writing the output into the buffer and when reading | |
| 4263 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout | |
| 4264 * of the executed command into the Vim window. Or use a pipe. | |
| 4265 */ | |
| 4266 if ((options & (SHELL_READ|SHELL_WRITE)) | |
| 7 | 4267 # ifdef FEAT_GUI |
| 167 | 4268 || (gui.in_use && show_shell_mess) |
| 4269 # endif | |
| 4270 ) | |
| 7 | 4271 { |
| 167 | 4272 # ifdef FEAT_GUI |
| 7 | 4273 /* |
| 4274 * Try to open a master pty. | |
| 4275 * If this works, open the slave pty. | |
| 4276 * If the slave can't be opened, close the master pty. | |
| 4277 */ | |
| 167 | 4278 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE))) |
| 7 | 4279 { |
| 4280 pty_master_fd = OpenPTY(&tty_name); /* open pty */ | |
| 2992 | 4281 if (pty_master_fd >= 0) |
| 7 | 4282 { |
| 2992 | 4283 /* Leaving out O_NOCTTY may lead to waitpid() always returning |
| 4284 * 0 on Mac OS X 10.7 thereby causing freezes. Let's assume | |
| 4285 * adding O_NOCTTY always works when defined. */ | |
| 4286 #ifdef O_NOCTTY | |
| 4287 pty_slave_fd = open(tty_name, O_RDWR | O_NOCTTY | O_EXTRA, 0); | |
| 4288 #else | |
| 4289 pty_slave_fd = open(tty_name, O_RDWR | O_EXTRA, 0); | |
| 4290 #endif | |
| 4291 if (pty_slave_fd < 0) | |
| 4292 { | |
| 4293 close(pty_master_fd); | |
| 4294 pty_master_fd = -1; | |
| 4295 } | |
| 7 | 4296 } |
| 4297 } | |
| 4298 /* | |
| 4299 * If not opening a pty or it didn't work, try using pipes. | |
| 4300 */ | |
| 4301 if (pty_master_fd < 0) | |
| 167 | 4302 # endif |
| 7 | 4303 { |
| 4304 pipe_error = (pipe(fd_toshell) < 0); | |
| 4305 if (!pipe_error) /* pipe create OK */ | |
| 4306 { | |
| 4307 pipe_error = (pipe(fd_fromshell) < 0); | |
| 4308 if (pipe_error) /* pipe create failed */ | |
| 4309 { | |
| 4310 close(fd_toshell[0]); | |
| 4311 close(fd_toshell[1]); | |
| 4312 } | |
| 4313 } | |
| 4314 if (pipe_error) | |
| 4315 { | |
| 4316 MSG_PUTS(_("\nCannot create pipes\n")); | |
| 4317 out_flush(); | |
| 4318 } | |
| 4319 } | |
| 4320 } | |
| 4321 | |
| 4322 if (!pipe_error) /* pty or pipe opened or not used */ | |
| 4323 { | |
| 4324 # ifdef __BEOS__ | |
| 4325 beos_cleanup_read_thread(); | |
| 4326 # endif | |
| 602 | 4327 |
| 7 | 4328 if ((pid = fork()) == -1) /* maybe we should use vfork() */ |
| 4329 { | |
| 4330 MSG_PUTS(_("\nCannot fork\n")); | |
| 167 | 4331 if ((options & (SHELL_READ|SHELL_WRITE)) |
| 7 | 4332 # ifdef FEAT_GUI |
| 167 | 4333 || (gui.in_use && show_shell_mess) |
| 4334 # endif | |
| 4335 ) | |
| 7 | 4336 { |
| 167 | 4337 # ifdef FEAT_GUI |
| 7 | 4338 if (pty_master_fd >= 0) /* close the pseudo tty */ |
| 4339 { | |
| 4340 close(pty_master_fd); | |
| 4341 close(pty_slave_fd); | |
| 4342 } | |
| 4343 else /* close the pipes */ | |
| 167 | 4344 # endif |
| 7 | 4345 { |
| 4346 close(fd_toshell[0]); | |
| 4347 close(fd_toshell[1]); | |
| 4348 close(fd_fromshell[0]); | |
| 4349 close(fd_fromshell[1]); | |
| 4350 } | |
| 4351 } | |
| 4352 } | |
| 4353 else if (pid == 0) /* child */ | |
| 4354 { | |
| 4355 reset_signals(); /* handle signals normally */ | |
| 4356 | |
| 4357 if (!show_shell_mess || (options & SHELL_EXPAND)) | |
| 4358 { | |
| 4359 int fd; | |
| 4360 | |
| 4361 /* | |
| 4362 * Don't want to show any message from the shell. Can't just | |
| 4363 * close stdout and stderr though, because some systems will | |
| 4364 * break if you try to write to them after that, so we must | |
| 4365 * use dup() to replace them with something else -- webb | |
| 4366 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang, | |
| 4367 * waiting for input. | |
| 4368 */ | |
| 4369 fd = open("/dev/null", O_RDWR | O_EXTRA, 0); | |
| 4370 fclose(stdin); | |
| 4371 fclose(stdout); | |
| 4372 fclose(stderr); | |
| 4373 | |
| 4374 /* | |
| 4375 * If any of these open()'s and dup()'s fail, we just continue | |
| 4376 * anyway. It's not fatal, and on most systems it will make | |
| 4377 * no difference at all. On a few it will cause the execvp() | |
| 4378 * to exit with a non-zero status even when the completion | |
| 4379 * could be done, which is nothing too serious. If the open() | |
| 4380 * or dup() failed we'd just do the same thing ourselves | |
| 4381 * anyway -- webb | |
| 4382 */ | |
| 4383 if (fd >= 0) | |
| 4384 { | |
| 1757 | 4385 ignored = dup(fd); /* To replace stdin (fd 0) */ |
| 4386 ignored = dup(fd); /* To replace stdout (fd 1) */ | |
| 4387 ignored = dup(fd); /* To replace stderr (fd 2) */ | |
| 7 | 4388 |
| 4389 /* Don't need this now that we've duplicated it */ | |
| 4390 close(fd); | |
| 4391 } | |
| 4392 } | |
| 167 | 4393 else if ((options & (SHELL_READ|SHELL_WRITE)) |
| 7 | 4394 # ifdef FEAT_GUI |
| 167 | 4395 || gui.in_use |
| 4396 # endif | |
| 4397 ) | |
| 7 | 4398 { |
| 4399 | |
| 167 | 4400 # ifdef HAVE_SETSID |
| 602 | 4401 /* Create our own process group, so that the child and all its |
| 4402 * children can be kill()ed. Don't do this when using pipes, | |
| 1698 | 4403 * because stdin is not a tty, we would lose /dev/tty. */ |
| 602 | 4404 if (p_stmp) |
| 1799 | 4405 { |
| 602 | 4406 (void)setsid(); |
| 1799 | 4407 # if defined(SIGHUP) |
| 4408 /* When doing "!xterm&" and 'shell' is bash: the shell | |
| 4409 * will exit and send SIGHUP to all processes in its | |
| 4410 * group, killing the just started process. Ignore SIGHUP | |
| 4411 * to avoid that. (suggested by Simon Schubert) | |
| 4412 */ | |
| 4413 signal(SIGHUP, SIG_IGN); | |
| 4414 # endif | |
| 4415 } | |
| 167 | 4416 # endif |
| 4417 # ifdef FEAT_GUI | |
| 602 | 4418 if (pty_slave_fd >= 0) |
| 4419 { | |
| 4420 /* push stream discipline modules */ | |
| 4421 if (options & SHELL_COOKED) | |
| 4422 SetupSlavePTY(pty_slave_fd); | |
| 7 | 4423 # ifdef TIOCSCTTY |
| 602 | 4424 /* Try to become controlling tty (probably doesn't work, |
| 4425 * unless run by root) */ | |
| 4426 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL); | |
| 7 | 4427 # endif |
| 602 | 4428 } |
| 167 | 4429 # endif |
| 7 | 4430 /* Simulate to have a dumb terminal (for now) */ |
| 167 | 4431 # ifdef HAVE_SETENV |
| 7 | 4432 setenv("TERM", "dumb", 1); |
| 4433 sprintf((char *)envbuf, "%ld", Rows); | |
| 4434 setenv("ROWS", (char *)envbuf, 1); | |
| 4435 sprintf((char *)envbuf, "%ld", Rows); | |
| 4436 setenv("LINES", (char *)envbuf, 1); | |
| 4437 sprintf((char *)envbuf, "%ld", Columns); | |
| 4438 setenv("COLUMNS", (char *)envbuf, 1); | |
| 167 | 4439 # else |
| 7 | 4440 /* |
| 4441 * Putenv does not copy the string, it has to remain valid. | |
| 1698 | 4442 * Use a static array to avoid losing allocated memory. |
| 7 | 4443 */ |
| 4444 putenv("TERM=dumb"); | |
| 4445 sprintf(envbuf_Rows, "ROWS=%ld", Rows); | |
| 4446 putenv(envbuf_Rows); | |
| 4447 sprintf(envbuf_Rows, "LINES=%ld", Rows); | |
| 4448 putenv(envbuf_Rows); | |
| 4449 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns); | |
| 4450 putenv(envbuf_Columns); | |
| 167 | 4451 # endif |
| 4452 | |
| 557 | 4453 /* |
| 4454 * stderr is only redirected when using the GUI, so that a | |
| 4455 * program like gpg can still access the terminal to get a | |
| 4456 * passphrase using stderr. | |
| 4457 */ | |
| 167 | 4458 # ifdef FEAT_GUI |
| 7 | 4459 if (pty_master_fd >= 0) |
| 4460 { | |
| 4461 close(pty_master_fd); /* close master side of pty */ | |
| 4462 | |
| 4463 /* set up stdin/stdout/stderr for the child */ | |
| 4464 close(0); | |
| 1757 | 4465 ignored = dup(pty_slave_fd); |
| 7 | 4466 close(1); |
| 1757 | 4467 ignored = dup(pty_slave_fd); |
| 557 | 4468 if (gui.in_use) |
| 4469 { | |
| 4470 close(2); | |
| 1757 | 4471 ignored = dup(pty_slave_fd); |
| 557 | 4472 } |
| 7 | 4473 |
| 4474 close(pty_slave_fd); /* has been dupped, close it now */ | |
| 4475 } | |
| 4476 else | |
| 167 | 4477 # endif |
| 7 | 4478 { |
| 4479 /* set up stdin for the child */ | |
| 4480 close(fd_toshell[1]); | |
| 4481 close(0); | |
| 1757 | 4482 ignored = dup(fd_toshell[0]); |
| 7 | 4483 close(fd_toshell[0]); |
| 4484 | |
| 4485 /* set up stdout for the child */ | |
| 4486 close(fd_fromshell[0]); | |
| 4487 close(1); | |
| 1757 | 4488 ignored = dup(fd_fromshell[1]); |
| 7 | 4489 close(fd_fromshell[1]); |
| 4490 | |
| 557 | 4491 # ifdef FEAT_GUI |
| 4492 if (gui.in_use) | |
| 4493 { | |
| 4494 /* set up stderr for the child */ | |
| 4495 close(2); | |
| 1757 | 4496 ignored = dup(1); |
| 557 | 4497 } |
| 4498 # endif | |
| 7 | 4499 } |
| 4500 } | |
| 167 | 4501 |
| 7 | 4502 /* |
| 4503 * There is no type cast for the argv, because the type may be | |
| 4504 * different on different machines. This may cause a warning | |
| 4505 * message with strict compilers, don't worry about it. | |
| 4506 * Call _exit() instead of exit() to avoid closing the connection | |
| 4507 * to the X server (esp. with GTK, which uses atexit()). | |
| 4508 */ | |
| 4509 execvp(argv[0], argv); | |
| 4510 _exit(EXEC_FAILED); /* exec failed, return failure code */ | |
| 4511 } | |
| 4512 else /* parent */ | |
| 4513 { | |
| 4514 /* | |
| 4515 * While child is running, ignore terminating signals. | |
| 167 | 4516 * Do catch CTRL-C, so that "got_int" is set. |
| 7 | 4517 */ |
| 4518 catch_signals(SIG_IGN, SIG_ERR); | |
| 167 | 4519 catch_int_signal(); |
| 7 | 4520 |
| 4521 /* | |
| 4522 * For the GUI we redirect stdin, stdout and stderr to our window. | |
| 167 | 4523 * This is also used to pipe stdin/stdout to/from the external |
| 4524 * command. | |
| 7 | 4525 */ |
| 167 | 4526 if ((options & (SHELL_READ|SHELL_WRITE)) |
| 4527 # ifdef FEAT_GUI | |
| 4528 || (gui.in_use && show_shell_mess) | |
| 4529 # endif | |
| 4530 ) | |
| 7 | 4531 { |
| 167 | 4532 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */ |
| 7 | 4533 char_u buffer[BUFLEN + 1]; |
| 167 | 4534 # ifdef FEAT_MBYTE |
| 7 | 4535 int buffer_off = 0; /* valid bytes in buffer[] */ |
| 167 | 4536 # endif |
| 7 | 4537 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */ |
| 4538 int ta_len = 0; /* valid bytes in ta_buf[] */ | |
| 4539 int len; | |
| 4540 int p_more_save; | |
| 4541 int old_State; | |
| 4542 int c; | |
| 4543 int toshell_fd; | |
| 4544 int fromshell_fd; | |
| 167 | 4545 garray_T ga; |
| 4546 int noread_cnt; | |
| 1823 | 4547 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
| 4548 struct timeval start_tv; | |
| 4549 # endif | |
| 167 | 4550 |
| 4551 # ifdef FEAT_GUI | |
| 7 | 4552 if (pty_master_fd >= 0) |
| 4553 { | |
| 4554 fromshell_fd = pty_master_fd; | |
| 4555 toshell_fd = dup(pty_master_fd); | |
| 4556 } | |
| 4557 else | |
| 167 | 4558 # endif |
| 7 | 4559 { |
| 4560 close(fd_toshell[0]); | |
| 4561 close(fd_fromshell[1]); | |
| 4562 toshell_fd = fd_toshell[1]; | |
| 4563 fromshell_fd = fd_fromshell[0]; | |
| 4564 } | |
| 4565 | |
| 4566 /* | |
| 4567 * Write to the child if there are typed characters. | |
| 4568 * Read from the child if there are characters available. | |
| 4569 * Repeat the reading a few times if more characters are | |
| 4570 * available. Need to check for typed keys now and then, but | |
| 4571 * not too often (delays when no chars are available). | |
| 4572 * This loop is quit if no characters can be read from the pty | |
| 4573 * (WaitForChar detected special condition), or there are no | |
| 4574 * characters available and the child has exited. | |
| 4575 * Only check if the child has exited when there is no more | |
| 4576 * output. The child may exit before all the output has | |
| 4577 * been printed. | |
| 4578 * | |
| 4579 * Currently this busy loops! | |
| 4580 * This can probably dead-lock when the write blocks! | |
| 4581 */ | |
| 4582 p_more_save = p_more; | |
| 4583 p_more = FALSE; | |
| 4584 old_State = State; | |
| 4585 State = EXTERNCMD; /* don't redraw at window resize */ | |
| 4586 | |
| 602 | 4587 if ((options & SHELL_WRITE) && toshell_fd >= 0) |
| 167 | 4588 { |
| 4589 /* Fork a process that will write the lines to the | |
| 4590 * external program. */ | |
| 4591 if ((wpid = fork()) == -1) | |
| 4592 { | |
| 4593 MSG_PUTS(_("\nCannot fork\n")); | |
| 4594 } | |
| 3048 | 4595 else if (wpid == 0) /* child */ |
| 167 | 4596 { |
| 4597 linenr_T lnum = curbuf->b_op_start.lnum; | |
| 4598 int written = 0; | |
| 944 | 4599 char_u *lp = ml_get(lnum); |
| 167 | 4600 size_t l; |
| 4601 | |
| 177 | 4602 close(fromshell_fd); |
| 167 | 4603 for (;;) |
| 4604 { | |
| 944 | 4605 l = STRLEN(lp + written); |
| 167 | 4606 if (l == 0) |
| 4607 len = 0; | |
| 944 | 4608 else if (lp[written] == NL) |
| 167 | 4609 /* NL -> NUL translation */ |
| 4610 len = write(toshell_fd, "", (size_t)1); | |
| 4611 else | |
| 4612 { | |
| 3263 | 4613 char_u *s = vim_strchr(lp + written, NL); |
| 4614 | |
| 944 | 4615 len = write(toshell_fd, (char *)lp + written, |
| 1877 | 4616 s == NULL ? l |
| 4617 : (size_t)(s - (lp + written))); | |
| 167 | 4618 } |
| 1877 | 4619 if (len == (int)l) |
| 167 | 4620 { |
| 4621 /* Finished a line, add a NL, unless this line | |
| 4622 * should not have one. */ | |
| 4623 if (lnum != curbuf->b_op_end.lnum | |
| 6933 | 4624 || (!curbuf->b_p_bin |
| 4625 && curbuf->b_p_fixeol) | |
| 2707 | 4626 || (lnum != curbuf->b_no_eol_lnum |
| 167 | 4627 && (lnum != |
| 4628 curbuf->b_ml.ml_line_count | |
| 4629 || curbuf->b_p_eol))) | |
| 1757 | 4630 ignored = write(toshell_fd, "\n", |
| 4631 (size_t)1); | |
| 167 | 4632 ++lnum; |
| 4633 if (lnum > curbuf->b_op_end.lnum) | |
| 4634 { | |
| 4635 /* finished all the lines, close pipe */ | |
| 4636 close(toshell_fd); | |
| 4637 toshell_fd = -1; | |
| 4638 break; | |
| 4639 } | |
| 944 | 4640 lp = ml_get(lnum); |
| 167 | 4641 written = 0; |
| 4642 } | |
| 4643 else if (len > 0) | |
| 4644 written += len; | |
| 4645 } | |
| 4646 _exit(0); | |
| 4647 } | |
| 3048 | 4648 else /* parent */ |
| 167 | 4649 { |
| 4650 close(toshell_fd); | |
| 4651 toshell_fd = -1; | |
| 4652 } | |
| 4653 } | |
| 4654 | |
| 4655 if (options & SHELL_READ) | |
| 4656 ga_init2(&ga, 1, BUFLEN); | |
| 4657 | |
| 4658 noread_cnt = 0; | |
| 1823 | 4659 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
| 4660 gettimeofday(&start_tv, NULL); | |
| 4661 # endif | |
| 7 | 4662 for (;;) |
| 4663 { | |
| 4664 /* | |
| 4665 * Check if keys have been typed, write them to the child | |
| 592 | 4666 * if there are any. |
| 4667 * Don't do this if we are expanding wild cards (would eat | |
| 4668 * typeahead). | |
| 4669 * Don't do this when filtering and terminal is in cooked | |
| 4670 * mode, the shell command will handle the I/O. Avoids | |
| 4671 * that a typed password is echoed for ssh or gpg command. | |
| 602 | 4672 * Don't get characters when the child has already |
| 4673 * finished (wait_pid == 0). | |
| 167 | 4674 * Don't read characters unless we didn't get output for a |
| 1823 | 4675 * while (noread_cnt > 4), avoids that ":r !ls" eats |
| 4676 * typeahead. | |
| 7 | 4677 */ |
| 4678 len = 0; | |
| 4679 if (!(options & SHELL_EXPAND) | |
| 592 | 4680 && ((options & |
| 4681 (SHELL_READ|SHELL_WRITE|SHELL_COOKED)) | |
| 4682 != (SHELL_READ|SHELL_WRITE|SHELL_COOKED) | |
| 1823 | 4683 # ifdef FEAT_GUI |
| 592 | 4684 || gui.in_use |
| 1823 | 4685 # endif |
| 592 | 4686 ) |
| 602 | 4687 && wait_pid == 0 |
| 1823 | 4688 && (ta_len > 0 || noread_cnt > 4)) |
| 7 | 4689 { |
| 1823 | 4690 if (ta_len == 0) |
| 4691 { | |
| 4692 /* Get extra characters when we don't have any. | |
| 4693 * Reset the counter and timer. */ | |
| 4694 noread_cnt = 0; | |
| 4695 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 4696 gettimeofday(&start_tv, NULL); | |
| 4697 # endif | |
| 4698 len = ui_inchar(ta_buf, BUFLEN, 10L, 0); | |
| 4699 } | |
| 4700 if (ta_len > 0 || len > 0) | |
| 4701 { | |
| 7 | 4702 /* |
| 4703 * For pipes: | |
| 4704 * Check for CTRL-C: send interrupt signal to child. | |
| 4705 * Check for CTRL-D: EOF, close pipe to child. | |
| 4706 */ | |
| 4707 if (len == 1 && (pty_master_fd < 0 || cmd != NULL)) | |
| 4708 { | |
| 167 | 4709 # ifdef SIGINT |
| 7 | 4710 /* |
| 4711 * Send SIGINT to the child's group or all | |
| 4712 * processes in our group. | |
| 4713 */ | |
| 4714 if (ta_buf[ta_len] == Ctrl_C | |
| 4715 || ta_buf[ta_len] == intr_char) | |
| 167 | 4716 { |
| 4717 # ifdef HAVE_SETSID | |
| 7 | 4718 kill(-pid, SIGINT); |
| 167 | 4719 # else |
| 7 | 4720 kill(0, SIGINT); |
| 4721 # endif | |
| 167 | 4722 if (wpid > 0) |
| 4723 kill(wpid, SIGINT); | |
| 4724 } | |
| 4725 # endif | |
| 7 | 4726 if (pty_master_fd < 0 && toshell_fd >= 0 |
| 4727 && ta_buf[ta_len] == Ctrl_D) | |
| 4728 { | |
| 4729 close(toshell_fd); | |
| 4730 toshell_fd = -1; | |
| 4731 } | |
| 4732 } | |
| 4733 | |
| 4734 /* replace K_BS by <BS> and K_DEL by <DEL> */ | |
| 4735 for (i = ta_len; i < ta_len + len; ++i) | |
| 4736 { | |
| 4737 if (ta_buf[i] == CSI && len - i > 2) | |
| 4738 { | |
| 4739 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]); | |
| 4740 if (c == K_DEL || c == K_KDEL || c == K_BS) | |
| 4741 { | |
| 4742 mch_memmove(ta_buf + i + 1, ta_buf + i + 3, | |
| 4743 (size_t)(len - i - 2)); | |
| 4744 if (c == K_DEL || c == K_KDEL) | |
| 4745 ta_buf[i] = DEL; | |
| 4746 else | |
| 4747 ta_buf[i] = Ctrl_H; | |
| 4748 len -= 2; | |
| 4749 } | |
| 4750 } | |
| 4751 else if (ta_buf[i] == '\r') | |
| 4752 ta_buf[i] = '\n'; | |
| 167 | 4753 # ifdef FEAT_MBYTE |
| 7 | 4754 if (has_mbyte) |
| 1903 | 4755 i += (*mb_ptr2len_len)(ta_buf + i, |
| 4756 ta_len + len - i) - 1; | |
| 167 | 4757 # endif |
| 7 | 4758 } |
| 4759 | |
| 4760 /* | |
| 4761 * For pipes: echo the typed characters. | |
| 4762 * For a pty this does not seem to work. | |
| 4763 */ | |
| 4764 if (pty_master_fd < 0) | |
| 4765 { | |
| 4766 for (i = ta_len; i < ta_len + len; ++i) | |
| 4767 { | |
| 4768 if (ta_buf[i] == '\n' || ta_buf[i] == '\b') | |
| 4769 msg_putchar(ta_buf[i]); | |
| 167 | 4770 # ifdef FEAT_MBYTE |
| 7 | 4771 else if (has_mbyte) |
| 4772 { | |
| 474 | 4773 int l = (*mb_ptr2len)(ta_buf + i); |
| 7 | 4774 |
| 4775 msg_outtrans_len(ta_buf + i, l); | |
| 4776 i += l - 1; | |
| 4777 } | |
| 167 | 4778 # endif |
| 7 | 4779 else |
| 4780 msg_outtrans_len(ta_buf + i, 1); | |
| 4781 } | |
| 4782 windgoto(msg_row, msg_col); | |
| 4783 out_flush(); | |
| 4784 } | |
| 4785 | |
| 4786 ta_len += len; | |
| 4787 | |
| 4788 /* | |
| 4789 * Write the characters to the child, unless EOF has | |
| 4790 * been typed for pipes. Write one character at a | |
| 1698 | 4791 * time, to avoid losing too much typeahead. |
| 167 | 4792 * When writing buffer lines, drop the typed |
| 4793 * characters (only check for CTRL-C). | |
| 7 | 4794 */ |
| 167 | 4795 if (options & SHELL_WRITE) |
| 4796 ta_len = 0; | |
| 4797 else if (toshell_fd >= 0) | |
| 7 | 4798 { |
| 4799 len = write(toshell_fd, (char *)ta_buf, (size_t)1); | |
| 4800 if (len > 0) | |
| 4801 { | |
| 4802 ta_len -= len; | |
| 4803 mch_memmove(ta_buf, ta_buf + len, ta_len); | |
| 4804 } | |
| 4805 } | |
| 1823 | 4806 } |
| 7 | 4807 } |
| 4808 | |
| 167 | 4809 if (got_int) |
| 4810 { | |
| 4811 /* CTRL-C sends a signal to the child, we ignore it | |
| 4812 * ourselves */ | |
| 4813 # ifdef HAVE_SETSID | |
| 4814 kill(-pid, SIGINT); | |
| 4815 # else | |
| 4816 kill(0, SIGINT); | |
| 4817 # endif | |
| 4818 if (wpid > 0) | |
| 4819 kill(wpid, SIGINT); | |
| 4820 got_int = FALSE; | |
| 4821 } | |
| 4822 | |
| 7 | 4823 /* |
| 4824 * Check if the child has any characters to be printed. | |
| 4825 * Read them and write them to our window. Repeat this as | |
| 4826 * long as there is something to do, avoid the 10ms wait | |
| 4827 * for mch_inchar(), or sending typeahead characters to | |
| 4828 * the external process. | |
| 4829 * TODO: This should handle escape sequences, compatible | |
| 4830 * to some terminal (vt52?). | |
| 4831 */ | |
| 167 | 4832 ++noread_cnt; |
| 7 | 4833 while (RealWaitForChar(fromshell_fd, 10L, NULL)) |
| 4834 { | |
| 2664 | 4835 len = read_eintr(fromshell_fd, buffer |
| 167 | 4836 # ifdef FEAT_MBYTE |
| 7 | 4837 + buffer_off, (size_t)(BUFLEN - buffer_off) |
| 167 | 4838 # else |
| 7 | 4839 , (size_t)BUFLEN |
| 167 | 4840 # endif |
| 7 | 4841 ); |
| 4842 if (len <= 0) /* end of file or error */ | |
| 4843 goto finished; | |
| 167 | 4844 |
| 4845 noread_cnt = 0; | |
| 4846 if (options & SHELL_READ) | |
| 4847 { | |
| 4848 /* Do NUL -> NL translation, append NL separated | |
| 4849 * lines to the current buffer. */ | |
| 4850 for (i = 0; i < len; ++i) | |
| 4851 { | |
| 4852 if (buffer[i] == NL) | |
| 4853 append_ga_line(&ga); | |
| 4854 else if (buffer[i] == NUL) | |
| 4855 ga_append(&ga, NL); | |
| 4856 else | |
| 4857 ga_append(&ga, buffer[i]); | |
| 4858 } | |
| 4859 } | |
| 4860 # ifdef FEAT_MBYTE | |
| 4861 else if (has_mbyte) | |
| 7 | 4862 { |
| 4863 int l; | |
| 4864 | |
| 167 | 4865 len += buffer_off; |
| 4866 buffer[len] = NUL; | |
| 4867 | |
| 7 | 4868 /* Check if the last character in buffer[] is |
| 4869 * incomplete, keep these bytes for the next | |
| 4870 * round. */ | |
| 4871 for (p = buffer; p < buffer + len; p += l) | |
| 4872 { | |
| 474 | 4873 l = mb_cptr2len(p); |
| 7 | 4874 if (l == 0) |
| 4875 l = 1; /* NUL byte? */ | |
| 4876 else if (MB_BYTE2LEN(*p) != l) | |
| 4877 break; | |
| 4878 } | |
| 4879 if (p == buffer) /* no complete character */ | |
| 4880 { | |
| 4881 /* avoid getting stuck at an illegal byte */ | |
| 4882 if (len >= 12) | |
| 4883 ++p; | |
| 4884 else | |
| 4885 { | |
| 4886 buffer_off = len; | |
| 4887 continue; | |
| 4888 } | |
| 4889 } | |
| 4890 c = *p; | |
| 4891 *p = NUL; | |
| 4892 msg_puts(buffer); | |
| 4893 if (p < buffer + len) | |
| 4894 { | |
| 4895 *p = c; | |
| 4896 buffer_off = (buffer + len) - p; | |
| 4897 mch_memmove(buffer, p, buffer_off); | |
| 4898 continue; | |
| 4899 } | |
| 4900 buffer_off = 0; | |
| 4901 } | |
| 167 | 4902 # endif /* FEAT_MBYTE */ |
| 7 | 4903 else |
| 4904 { | |
| 4905 buffer[len] = NUL; | |
| 4906 msg_puts(buffer); | |
| 4907 } | |
| 4908 | |
| 4909 windgoto(msg_row, msg_col); | |
| 4910 cursor_on(); | |
| 4911 out_flush(); | |
| 4912 if (got_int) | |
| 4913 break; | |
| 1823 | 4914 |
| 4915 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 4916 { | |
| 4917 struct timeval now_tv; | |
| 4918 long msec; | |
| 4919 | |
| 4920 /* Avoid that we keep looping here without | |
| 4921 * checking for a CTRL-C for a long time. Don't | |
| 4922 * break out too often to avoid losing typeahead. */ | |
| 4923 gettimeofday(&now_tv, NULL); | |
| 4924 msec = (now_tv.tv_sec - start_tv.tv_sec) * 1000L | |
| 4925 + (now_tv.tv_usec - start_tv.tv_usec) / 1000L; | |
| 4926 if (msec > 2000) | |
| 4927 { | |
| 4928 noread_cnt = 5; | |
| 4929 break; | |
| 4930 } | |
| 4931 } | |
| 4932 # endif | |
| 7 | 4933 } |
| 4934 | |
| 602 | 4935 /* If we already detected the child has finished break the |
| 4936 * loop now. */ | |
| 4937 if (wait_pid == pid) | |
| 4938 break; | |
| 4939 | |
| 7 | 4940 /* |
| 4941 * Check if the child still exists, before checking for | |
| 1698 | 4942 * typed characters (otherwise we would lose typeahead). |
| 7 | 4943 */ |
| 167 | 4944 # ifdef __NeXT__ |
| 3048 | 4945 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); |
| 167 | 4946 # else |
| 7 | 4947 wait_pid = waitpid(pid, &status, WNOHANG); |
| 167 | 4948 # endif |
| 7 | 4949 if ((wait_pid == (pid_t)-1 && errno == ECHILD) |
| 4950 || (wait_pid == pid && WIFEXITED(status))) | |
| 4951 { | |
| 602 | 4952 /* Don't break the loop yet, try reading more |
| 4953 * characters from "fromshell_fd" first. When using | |
| 4954 * pipes there might still be something to read and | |
| 4955 * then we'll break the loop at the "break" above. */ | |
| 7 | 4956 wait_pid = pid; |
| 4957 } | |
| 602 | 4958 else |
| 4959 wait_pid = 0; | |
| 4230 | 4960 |
| 4248 | 4961 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
| 4230 | 4962 /* Handle any X events, e.g. serving the clipboard. */ |
| 4963 clip_update(); | |
| 4964 # endif | |
| 7 | 4965 } |
| 4966 finished: | |
| 4967 p_more = p_more_save; | |
| 167 | 4968 if (options & SHELL_READ) |
| 4969 { | |
| 4970 if (ga.ga_len > 0) | |
| 4971 { | |
| 4972 append_ga_line(&ga); | |
| 4973 /* remember that the NL was missing */ | |
| 2707 | 4974 curbuf->b_no_eol_lnum = curwin->w_cursor.lnum; |
| 167 | 4975 } |
| 4976 else | |
| 2707 | 4977 curbuf->b_no_eol_lnum = 0; |
| 167 | 4978 ga_clear(&ga); |
| 4979 } | |
| 4980 | |
| 7 | 4981 /* |
| 4982 * Give all typeahead that wasn't used back to ui_inchar(). | |
| 4983 */ | |
| 4984 if (ta_len) | |
| 4985 ui_inchar_undo(ta_buf, ta_len); | |
| 4986 State = old_State; | |
| 4987 if (toshell_fd >= 0) | |
| 4988 close(toshell_fd); | |
| 4989 close(fromshell_fd); | |
| 4990 } | |
| 4248 | 4991 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
| 4230 | 4992 else |
| 4993 { | |
| 4994 /* | |
| 4995 * Similar to the loop above, but only handle X events, no | |
| 4996 * I/O. | |
| 4997 */ | |
| 4998 for (;;) | |
| 4999 { | |
| 5000 if (got_int) | |
| 5001 { | |
| 5002 /* CTRL-C sends a signal to the child, we ignore it | |
| 5003 * ourselves */ | |
| 5004 # ifdef HAVE_SETSID | |
| 5005 kill(-pid, SIGINT); | |
| 5006 # else | |
| 5007 kill(0, SIGINT); | |
| 5008 # endif | |
| 5009 got_int = FALSE; | |
| 5010 } | |
| 5011 # ifdef __NeXT__ | |
| 5012 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); | |
| 5013 # else | |
| 5014 wait_pid = waitpid(pid, &status, WNOHANG); | |
| 5015 # endif | |
| 5016 if ((wait_pid == (pid_t)-1 && errno == ECHILD) | |
| 5017 || (wait_pid == pid && WIFEXITED(status))) | |
| 5018 { | |
| 5019 wait_pid = pid; | |
| 5020 break; | |
| 5021 } | |
| 5022 | |
| 5023 /* Handle any X events, e.g. serving the clipboard. */ | |
| 5024 clip_update(); | |
| 5025 | |
| 5026 mch_delay(10L, TRUE); | |
| 5027 } | |
| 5028 } | |
| 5029 # endif | |
| 7 | 5030 |
| 5031 /* | |
| 5032 * Wait until our child has exited. | |
| 5033 * Ignore wait() returning pids of other children and returning | |
| 5034 * because of some signal like SIGWINCH. | |
| 5035 * Don't wait if wait_pid was already set above, indicating the | |
| 5036 * child already exited. | |
| 5037 */ | |
| 3048 | 5038 if (wait_pid != pid) |
| 5039 wait_pid = wait4pid(pid, &status); | |
| 7 | 5040 |
| 2600 | 5041 # ifdef FEAT_GUI |
| 5042 /* Close slave side of pty. Only do this after the child has | |
| 5043 * exited, otherwise the child may hang when it tries to write on | |
| 5044 * the pty. */ | |
| 5045 if (pty_master_fd >= 0) | |
| 5046 close(pty_slave_fd); | |
| 5047 # endif | |
| 5048 | |
| 167 | 5049 /* Make sure the child that writes to the external program is |
| 5050 * dead. */ | |
| 5051 if (wpid > 0) | |
| 3048 | 5052 { |
| 167 | 5053 kill(wpid, SIGKILL); |
| 3048 | 5054 wait4pid(wpid, NULL); |
| 5055 } | |
| 167 | 5056 |
| 7 | 5057 /* |
| 5058 * Set to raw mode right now, otherwise a CTRL-C after | |
| 5059 * catch_signals() will kill Vim. | |
| 5060 */ | |
| 5061 if (tmode == TMODE_RAW) | |
| 5062 settmode(TMODE_RAW); | |
| 5063 did_settmode = TRUE; | |
| 5064 set_signals(); | |
| 5065 | |
| 5066 if (WIFEXITED(status)) | |
| 5067 { | |
| 129 | 5068 /* LINTED avoid "bitwise operation on signed value" */ |
| 7 | 5069 retval = WEXITSTATUS(status); |
| 4074 | 5070 if (retval != 0 && !emsg_silent) |
| 7 | 5071 { |
| 5072 if (retval == EXEC_FAILED) | |
| 5073 { | |
| 5074 MSG_PUTS(_("\nCannot execute shell ")); | |
| 5075 msg_outtrans(p_sh); | |
| 5076 msg_putchar('\n'); | |
| 5077 } | |
| 5078 else if (!(options & SHELL_SILENT)) | |
| 5079 { | |
| 5080 MSG_PUTS(_("\nshell returned ")); | |
| 5081 msg_outnum((long)retval); | |
| 5082 msg_putchar('\n'); | |
| 5083 } | |
| 5084 } | |
| 5085 } | |
| 5086 else | |
| 5087 MSG_PUTS(_("\nCommand terminated\n")); | |
| 5088 } | |
| 5089 } | |
| 5090 vim_free(argv); | |
| 2994 | 5091 vim_free(p_shcf_copy); |
| 7 | 5092 |
| 5093 error: | |
| 5094 if (!did_settmode) | |
| 5095 if (tmode == TMODE_RAW) | |
| 5096 settmode(TMODE_RAW); /* set to raw mode */ | |
| 5097 # ifdef FEAT_TITLE | |
| 5098 resettitle(); | |
| 5099 # endif | |
| 5100 vim_free(newcmd); | |
| 5101 | |
| 5102 return retval; | |
| 5103 | |
| 5104 #endif /* USE_SYSTEM */ | |
| 5105 } | |
| 5106 | |
| 5107 /* | |
| 5108 * Check for CTRL-C typed by reading all available characters. | |
| 5109 * In cooked mode we should get SIGINT, no need to check. | |
| 5110 */ | |
| 5111 void | |
| 5112 mch_breakcheck() | |
| 5113 { | |
| 5114 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL)) | |
| 5115 fill_input_buf(FALSE); | |
| 5116 } | |
| 5117 | |
| 5118 /* | |
| 5119 * Wait "msec" msec until a character is available from the keyboard or from | |
| 5120 * inbuf[]. msec == -1 will block forever. | |
| 5121 * When a GUI is being used, this will never get called -- webb | |
| 5122 */ | |
| 5123 static int | |
| 5124 WaitForChar(msec) | |
| 5125 long msec; | |
| 5126 { | |
| 5127 #ifdef FEAT_MOUSE_GPM | |
| 5128 int gpm_process_wanted; | |
| 5129 #endif | |
| 5130 #ifdef FEAT_XCLIPBOARD | |
| 5131 int rest; | |
| 5132 #endif | |
| 5133 int avail; | |
| 5134 | |
| 5135 if (input_available()) /* something in inbuf[] */ | |
| 5136 return 1; | |
| 5137 | |
| 5138 #if defined(FEAT_MOUSE_DEC) | |
| 5139 /* May need to query the mouse position. */ | |
| 5140 if (WantQueryMouse) | |
| 5141 { | |
| 227 | 5142 WantQueryMouse = FALSE; |
| 7 | 5143 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5); |
| 5144 } | |
| 5145 #endif | |
| 5146 | |
| 5147 /* | |
| 5148 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse | |
| 5149 * events. This is a bit complicated, because they might both be defined. | |
| 5150 */ | |
| 5151 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD) | |
| 5152 # ifdef FEAT_XCLIPBOARD | |
| 5153 rest = 0; | |
| 5154 if (do_xterm_trace()) | |
| 5155 rest = msec; | |
| 5156 # endif | |
| 5157 do | |
| 5158 { | |
| 5159 # ifdef FEAT_XCLIPBOARD | |
| 5160 if (rest != 0) | |
| 5161 { | |
| 5162 msec = XT_TRACE_DELAY; | |
| 5163 if (rest >= 0 && rest < XT_TRACE_DELAY) | |
| 5164 msec = rest; | |
| 5165 if (rest >= 0) | |
| 5166 rest -= msec; | |
| 5167 } | |
| 5168 # endif | |
| 5169 # ifdef FEAT_MOUSE_GPM | |
| 5170 gpm_process_wanted = 0; | |
| 5171 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted); | |
| 5172 # else | |
| 5173 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
| 5174 # endif | |
| 5175 if (!avail) | |
| 5176 { | |
| 5177 if (input_available()) | |
| 5178 return 1; | |
| 5179 # ifdef FEAT_XCLIPBOARD | |
| 5180 if (rest == 0 || !do_xterm_trace()) | |
| 5181 # endif | |
| 5182 break; | |
| 5183 } | |
| 5184 } | |
| 5185 while (FALSE | |
| 5186 # ifdef FEAT_MOUSE_GPM | |
| 5187 || (gpm_process_wanted && mch_gpm_process() == 0) | |
| 5188 # endif | |
| 5189 # ifdef FEAT_XCLIPBOARD | |
| 5190 || (!avail && rest != 0) | |
| 5191 # endif | |
| 5192 ); | |
| 5193 | |
| 5194 #else | |
| 5195 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
| 5196 #endif | |
| 5197 return avail; | |
| 5198 } | |
| 5199 | |
| 5541 | 5200 #ifndef VMS |
| 7 | 5201 /* |
| 5202 * Wait "msec" msec until a character is available from file descriptor "fd". | |
| 3046 | 5203 * "msec" == 0 will check for characters once. |
| 5204 * "msec" == -1 will block until a character is available. | |
| 7 | 5205 * When a GUI is being used, this will not be used for input -- webb |
| 5206 * Returns also, when a request from Sniff is waiting -- toni. | |
| 5207 * Or when a Linux GPM mouse event is waiting. | |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5208 * Or when a clientserver message is on the queue. |
| 7 | 5209 */ |
| 5210 #if defined(__BEOS__) | |
| 5211 int | |
| 5212 #else | |
| 5213 static int | |
| 5214 #endif | |
| 5215 RealWaitForChar(fd, msec, check_for_gpm) | |
| 5216 int fd; | |
| 5217 long msec; | |
| 1877 | 5218 int *check_for_gpm UNUSED; |
| 7 | 5219 { |
| 5220 int ret; | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5221 #ifdef FEAT_NETBEANS_INTG |
| 2210 | 5222 int nb_fd = netbeans_filedesc(); |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5223 #endif |
| 14 | 5224 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
| 7 | 5225 static int busy = FALSE; |
| 5226 | |
| 5227 /* May retry getting characters after an event was handled. */ | |
| 5228 # define MAY_LOOP | |
| 5229 | |
| 5230 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 5231 /* Remember at what time we started, so that we know how much longer we | |
| 5232 * should wait after being interrupted. */ | |
| 5233 # define USE_START_TV | |
| 5234 struct timeval start_tv; | |
| 5235 | |
| 5236 if (msec > 0 && ( | |
| 5237 # ifdef FEAT_XCLIPBOARD | |
| 5238 xterm_Shell != (Widget)0 | |
| 14 | 5239 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
| 7 | 5240 || |
| 5241 # endif | |
| 5242 # endif | |
| 5243 # ifdef USE_XSMP | |
| 5244 xsmp_icefd != -1 | |
| 14 | 5245 # ifdef FEAT_MZSCHEME |
| 5246 || | |
| 5247 # endif | |
| 5248 # endif | |
| 5249 # ifdef FEAT_MZSCHEME | |
| 5250 (mzthreads_allowed() && p_mzq > 0) | |
| 7 | 5251 # endif |
| 5252 )) | |
| 5253 gettimeofday(&start_tv, NULL); | |
| 5254 # endif | |
| 5255 | |
| 5256 /* Handle being called recursively. This may happen for the session | |
| 5257 * manager stuff, it may save the file, which does a breakcheck. */ | |
| 5258 if (busy) | |
| 5259 return 0; | |
| 5260 #endif | |
| 5261 | |
| 5262 #ifdef MAY_LOOP | |
| 407 | 5263 for (;;) |
| 7 | 5264 #endif |
| 5265 { | |
| 5266 #ifdef MAY_LOOP | |
| 5267 int finished = TRUE; /* default is to 'loop' just once */ | |
| 14 | 5268 # ifdef FEAT_MZSCHEME |
| 5269 int mzquantum_used = FALSE; | |
| 5270 # endif | |
| 7 | 5271 #endif |
| 5272 #ifndef HAVE_SELECT | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5273 struct pollfd fds[6]; |
| 7 | 5274 int nfd; |
| 5275 # ifdef FEAT_XCLIPBOARD | |
| 5276 int xterm_idx = -1; | |
| 5277 # endif | |
| 5278 # ifdef FEAT_MOUSE_GPM | |
| 5279 int gpm_idx = -1; | |
| 5280 # endif | |
| 5281 # ifdef USE_XSMP | |
| 5282 int xsmp_idx = -1; | |
| 5283 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5284 # ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5285 int nb_idx = -1; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5286 # endif |
| 14 | 5287 int towait = (int)msec; |
| 5288 | |
| 5289 # ifdef FEAT_MZSCHEME | |
| 5290 mzvim_check_threads(); | |
| 5291 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
| 5292 { | |
| 5293 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */ | |
| 5294 mzquantum_used = TRUE; | |
| 5295 } | |
| 5296 # endif | |
| 7 | 5297 fds[0].fd = fd; |
| 5298 fds[0].events = POLLIN; | |
| 5299 nfd = 1; | |
| 5300 | |
| 5301 # ifdef FEAT_SNIFF | |
| 5302 # define SNIFF_IDX 1 | |
| 5303 if (want_sniff_request) | |
| 5304 { | |
| 5305 fds[SNIFF_IDX].fd = fd_from_sniff; | |
| 5306 fds[SNIFF_IDX].events = POLLIN; | |
| 5307 nfd++; | |
| 5308 } | |
| 5309 # endif | |
| 5310 # ifdef FEAT_XCLIPBOARD | |
| 6383 | 5311 may_restore_clipboard(); |
| 7 | 5312 if (xterm_Shell != (Widget)0) |
| 5313 { | |
| 5314 xterm_idx = nfd; | |
| 5315 fds[nfd].fd = ConnectionNumber(xterm_dpy); | |
| 5316 fds[nfd].events = POLLIN; | |
| 5317 nfd++; | |
| 5318 } | |
| 5319 # endif | |
| 5320 # ifdef FEAT_MOUSE_GPM | |
| 5321 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
| 5322 { | |
| 5323 gpm_idx = nfd; | |
| 5324 fds[nfd].fd = gpm_fd; | |
| 5325 fds[nfd].events = POLLIN; | |
| 5326 nfd++; | |
| 5327 } | |
| 5328 # endif | |
| 5329 # ifdef USE_XSMP | |
| 5330 if (xsmp_icefd != -1) | |
| 5331 { | |
| 5332 xsmp_idx = nfd; | |
| 5333 fds[nfd].fd = xsmp_icefd; | |
| 5334 fds[nfd].events = POLLIN; | |
| 5335 nfd++; | |
| 5336 } | |
| 5337 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5338 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5339 if (nb_fd != -1) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5340 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5341 nb_idx = nfd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5342 fds[nfd].fd = nb_fd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5343 fds[nfd].events = POLLIN; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5344 nfd++; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5345 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5346 #endif |
| 7 | 5347 |
| 14 | 5348 ret = poll(fds, nfd, towait); |
| 5349 # ifdef FEAT_MZSCHEME | |
| 5350 if (ret == 0 && mzquantum_used) | |
| 1450 | 5351 /* MzThreads scheduling is required and timeout occurred */ |
| 14 | 5352 finished = FALSE; |
| 5353 # endif | |
| 7 | 5354 |
| 5355 # ifdef FEAT_SNIFF | |
| 5356 if (ret < 0) | |
| 5357 sniff_disconnect(1); | |
| 5358 else if (want_sniff_request) | |
| 5359 { | |
| 5360 if (fds[SNIFF_IDX].revents & POLLHUP) | |
| 5361 sniff_disconnect(1); | |
| 5362 if (fds[SNIFF_IDX].revents & POLLIN) | |
| 5363 sniff_request_waiting = 1; | |
| 5364 } | |
| 5365 # endif | |
| 5366 # ifdef FEAT_XCLIPBOARD | |
| 5367 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN)) | |
| 5368 { | |
| 5369 xterm_update(); /* Maybe we should hand out clipboard */ | |
| 5370 if (--ret == 0 && !input_available()) | |
| 5371 /* Try again */ | |
| 5372 finished = FALSE; | |
| 5373 } | |
| 5374 # endif | |
| 5375 # ifdef FEAT_MOUSE_GPM | |
| 5376 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN)) | |
| 5377 { | |
| 5378 *check_for_gpm = 1; | |
| 5379 } | |
| 5380 # endif | |
| 5381 # ifdef USE_XSMP | |
| 5382 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP))) | |
| 5383 { | |
| 5384 if (fds[xsmp_idx].revents & POLLIN) | |
| 5385 { | |
| 5386 busy = TRUE; | |
| 5387 xsmp_handle_requests(); | |
| 5388 busy = FALSE; | |
| 5389 } | |
| 5390 else if (fds[xsmp_idx].revents & POLLHUP) | |
| 5391 { | |
| 5392 if (p_verbose > 0) | |
| 292 | 5393 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 5394 xsmp_close(); |
| 5395 } | |
| 5396 if (--ret == 0) | |
| 14 | 5397 finished = FALSE; /* Try again */ |
| 7 | 5398 } |
| 5399 # endif | |
|
2209
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Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5400 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5401 if (ret > 0 && nb_idx != -1 && fds[nb_idx].revents & POLLIN) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5402 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5403 netbeans_read(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5404 --ret; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5405 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5406 #endif |
| 7 | 5407 |
| 5408 | |
| 5409 #else /* HAVE_SELECT */ | |
| 5410 | |
| 5411 struct timeval tv; | |
| 14 | 5412 struct timeval *tvp; |
| 7 | 5413 fd_set rfds, efds; |
| 5414 int maxfd; | |
| 14 | 5415 long towait = msec; |
| 5416 | |
| 5417 # ifdef FEAT_MZSCHEME | |
| 5418 mzvim_check_threads(); | |
| 5419 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
| 5420 { | |
| 5421 towait = p_mzq; /* don't wait longer than 'mzquantum' */ | |
| 5422 mzquantum_used = TRUE; | |
| 5423 } | |
| 5424 # endif | |
| 7 | 5425 # ifdef __EMX__ |
| 5426 /* don't check for incoming chars if not in raw mode, because select() | |
| 5427 * always returns TRUE then (in some version of emx.dll) */ | |
| 5428 if (curr_tmode != TMODE_RAW) | |
| 5429 return 0; | |
| 5430 # endif | |
| 5431 | |
| 14 | 5432 if (towait >= 0) |
| 7 | 5433 { |
| 14 | 5434 tv.tv_sec = towait / 1000; |
| 5435 tv.tv_usec = (towait % 1000) * (1000000/1000); | |
| 5436 tvp = &tv; | |
| 7 | 5437 } |
| 14 | 5438 else |
| 5439 tvp = NULL; | |
| 7 | 5440 |
| 5441 /* | |
| 5442 * Select on ready for reading and exceptional condition (end of file). | |
| 5443 */ | |
| 3046 | 5444 select_eintr: |
| 5445 FD_ZERO(&rfds); | |
| 7 | 5446 FD_ZERO(&efds); |
| 5447 FD_SET(fd, &rfds); | |
| 5448 # if !defined(__QNX__) && !defined(__CYGWIN32__) | |
| 5449 /* For QNX select() always returns 1 if this is set. Why? */ | |
| 5450 FD_SET(fd, &efds); | |
| 5451 # endif | |
| 5452 maxfd = fd; | |
| 5453 | |
| 5454 # ifdef FEAT_SNIFF | |
| 5455 if (want_sniff_request) | |
| 5456 { | |
| 5457 FD_SET(fd_from_sniff, &rfds); | |
| 5458 FD_SET(fd_from_sniff, &efds); | |
| 5459 if (maxfd < fd_from_sniff) | |
| 5460 maxfd = fd_from_sniff; | |
| 5461 } | |
| 5462 # endif | |
| 5463 # ifdef FEAT_XCLIPBOARD | |
| 6383 | 5464 may_restore_clipboard(); |
| 7 | 5465 if (xterm_Shell != (Widget)0) |
| 5466 { | |
| 5467 FD_SET(ConnectionNumber(xterm_dpy), &rfds); | |
| 5468 if (maxfd < ConnectionNumber(xterm_dpy)) | |
| 5469 maxfd = ConnectionNumber(xterm_dpy); | |
| 3748 | 5470 |
| 5471 /* An event may have already been read but not handled. In | |
| 5472 * particulary, XFlush may cause this. */ | |
| 5473 xterm_update(); | |
| 7 | 5474 } |
| 5475 # endif | |
| 5476 # ifdef FEAT_MOUSE_GPM | |
| 5477 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
| 5478 { | |
| 5479 FD_SET(gpm_fd, &rfds); | |
| 5480 FD_SET(gpm_fd, &efds); | |
| 5481 if (maxfd < gpm_fd) | |
| 5482 maxfd = gpm_fd; | |
| 5483 } | |
| 5484 # endif | |
| 5485 # ifdef USE_XSMP | |
| 5486 if (xsmp_icefd != -1) | |
| 5487 { | |
| 5488 FD_SET(xsmp_icefd, &rfds); | |
| 5489 FD_SET(xsmp_icefd, &efds); | |
| 5490 if (maxfd < xsmp_icefd) | |
| 5491 maxfd = xsmp_icefd; | |
| 5492 } | |
| 5493 # endif | |
| 3748 | 5494 # ifdef FEAT_NETBEANS_INTG |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5495 if (nb_fd != -1) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5496 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5497 FD_SET(nb_fd, &rfds); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5498 if (maxfd < nb_fd) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5499 maxfd = nb_fd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5500 } |
| 3748 | 5501 # endif |
| 7 | 5502 |
| 14 | 5503 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp); |
| 3046 | 5504 # ifdef EINTR |
| 5505 if (ret == -1 && errno == EINTR) | |
| 3133 | 5506 { |
| 5507 /* Check whether window has been resized, EINTR may be caused by | |
| 5508 * SIGWINCH. */ | |
| 5509 if (do_resize) | |
| 5510 handle_resize(); | |
| 5511 | |
| 3046 | 5512 /* Interrupted by a signal, need to try again. We ignore msec |
| 5513 * here, because we do want to check even after a timeout if | |
| 5514 * characters are available. Needed for reading output of an | |
| 5515 * external command after the process has finished. */ | |
| 5516 goto select_eintr; | |
| 3133 | 5517 } |
| 3046 | 5518 # endif |
| 1076 | 5519 # ifdef __TANDEM |
| 5520 if (ret == -1 && errno == ENOTSUP) | |
| 5521 { | |
| 5522 FD_ZERO(&rfds); | |
| 5523 FD_ZERO(&efds); | |
| 5524 ret = 0; | |
| 5525 } | |
| 3046 | 5526 # endif |
| 14 | 5527 # ifdef FEAT_MZSCHEME |
| 5528 if (ret == 0 && mzquantum_used) | |
| 1450 | 5529 /* loop if MzThreads must be scheduled and timeout occurred */ |
| 14 | 5530 finished = FALSE; |
| 7 | 5531 # endif |
| 5532 | |
| 5533 # ifdef FEAT_SNIFF | |
| 5534 if (ret < 0 ) | |
| 5535 sniff_disconnect(1); | |
| 5536 else if (ret > 0 && want_sniff_request) | |
| 5537 { | |
| 5538 if (FD_ISSET(fd_from_sniff, &efds)) | |
| 5539 sniff_disconnect(1); | |
| 5540 if (FD_ISSET(fd_from_sniff, &rfds)) | |
| 5541 sniff_request_waiting = 1; | |
| 5542 } | |
| 5543 # endif | |
| 5544 # ifdef FEAT_XCLIPBOARD | |
| 5545 if (ret > 0 && xterm_Shell != (Widget)0 | |
| 5546 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds)) | |
| 5547 { | |
| 5548 xterm_update(); /* Maybe we should hand out clipboard */ | |
| 5549 /* continue looping when we only got the X event and the input | |
| 5550 * buffer is empty */ | |
| 5551 if (--ret == 0 && !input_available()) | |
| 5552 { | |
| 5553 /* Try again */ | |
| 5554 finished = FALSE; | |
| 5555 } | |
| 5556 } | |
| 5557 # endif | |
| 5558 # ifdef FEAT_MOUSE_GPM | |
| 5559 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0) | |
| 5560 { | |
| 5561 if (FD_ISSET(gpm_fd, &efds)) | |
| 5562 gpm_close(); | |
| 5563 else if (FD_ISSET(gpm_fd, &rfds)) | |
| 5564 *check_for_gpm = 1; | |
| 5565 } | |
| 5566 # endif | |
| 5567 # ifdef USE_XSMP | |
| 5568 if (ret > 0 && xsmp_icefd != -1) | |
| 5569 { | |
| 5570 if (FD_ISSET(xsmp_icefd, &efds)) | |
| 5571 { | |
| 5572 if (p_verbose > 0) | |
| 292 | 5573 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 5574 xsmp_close(); |
| 5575 if (--ret == 0) | |
| 5576 finished = FALSE; /* keep going if event was only one */ | |
| 5577 } | |
| 5578 else if (FD_ISSET(xsmp_icefd, &rfds)) | |
| 5579 { | |
| 5580 busy = TRUE; | |
| 5581 xsmp_handle_requests(); | |
| 5582 busy = FALSE; | |
| 5583 if (--ret == 0) | |
| 5584 finished = FALSE; /* keep going if event was only one */ | |
| 5585 } | |
| 5586 } | |
| 5587 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5588 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5589 if (ret > 0 && nb_fd != -1 && FD_ISSET(nb_fd, &rfds)) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5590 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5591 netbeans_read(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5592 --ret; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5593 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5594 #endif |
| 7 | 5595 |
| 5596 #endif /* HAVE_SELECT */ | |
| 5597 | |
| 5598 #ifdef MAY_LOOP | |
| 5599 if (finished || msec == 0) | |
| 5600 break; | |
| 5601 | |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5602 # ifdef FEAT_CLIENTSERVER |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5603 if (server_waiting()) |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5604 break; |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5605 # endif |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5606 |
| 7 | 5607 /* We're going to loop around again, find out for how long */ |
| 5608 if (msec > 0) | |
| 5609 { | |
| 5610 # ifdef USE_START_TV | |
| 5611 struct timeval mtv; | |
| 5612 | |
| 5613 /* Compute remaining wait time. */ | |
| 5614 gettimeofday(&mtv, NULL); | |
| 5615 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L | |
| 5616 + (mtv.tv_usec - start_tv.tv_usec) / 1000L; | |
| 5617 # else | |
| 5618 /* Guess we got interrupted halfway. */ | |
| 5619 msec = msec / 2; | |
| 5620 # endif | |
| 5621 if (msec <= 0) | |
| 5622 break; /* waited long enough */ | |
| 5623 } | |
| 5624 #endif | |
| 5625 } | |
| 5626 | |
| 5627 return (ret > 0); | |
| 5628 } | |
| 5629 | |
| 5630 #ifndef NO_EXPANDPATH | |
| 5631 /* | |
| 444 | 5632 * Expand a path into all matching files and/or directories. Handles "*", |
| 5633 * "?", "[a-z]", "**", etc. | |
| 5634 * "path" has backslashes before chars that are not to be expanded. | |
| 5635 * Returns the number of matches found. | |
| 7 | 5636 */ |
| 5637 int | |
| 5638 mch_expandpath(gap, path, flags) | |
| 5639 garray_T *gap; | |
| 5640 char_u *path; | |
| 5641 int flags; /* EW_* flags */ | |
| 5642 { | |
| 444 | 5643 return unix_expandpath(gap, path, 0, flags, FALSE); |
| 7 | 5644 } |
| 5645 #endif | |
| 5646 | |
| 5647 /* | |
| 5648 * mch_expand_wildcards() - this code does wild-card pattern matching using | |
| 5649 * the shell | |
| 5650 * | |
| 5651 * return OK for success, FAIL for error (you may lose some memory) and put | |
| 5652 * an error message in *file. | |
| 5653 * | |
| 5654 * num_pat is number of input patterns | |
| 5655 * pat is array of pointers to input patterns | |
| 5656 * num_file is pointer to number of matched file names | |
| 5657 * file is pointer to array of pointers to matched file names | |
| 5658 */ | |
| 5659 | |
| 5660 #ifndef SEEK_SET | |
| 5661 # define SEEK_SET 0 | |
| 5662 #endif | |
| 5663 #ifndef SEEK_END | |
| 5664 # define SEEK_END 2 | |
| 5665 #endif | |
| 5666 | |
| 822 | 5667 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|" |
| 628 | 5668 |
| 7 | 5669 int |
| 5670 mch_expand_wildcards(num_pat, pat, num_file, file, flags) | |
| 5671 int num_pat; | |
| 5672 char_u **pat; | |
| 5673 int *num_file; | |
| 5674 char_u ***file; | |
| 5675 int flags; /* EW_* flags */ | |
| 5676 { | |
| 5677 int i; | |
| 5678 size_t len; | |
| 5679 char_u *p; | |
| 5680 int dir; | |
| 5681 #ifdef __EMX__ | |
| 1508 | 5682 /* |
| 5683 * This is the OS/2 implementation. | |
| 5684 */ | |
| 7 | 5685 # define EXPL_ALLOC_INC 16 |
| 5686 char_u **expl_files; | |
| 5687 size_t files_alloced, files_free; | |
| 5688 char_u *buf; | |
| 5689 int has_wildcard; | |
| 5690 | |
| 5691 *num_file = 0; /* default: no files found */ | |
| 5692 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */ | |
| 5693 files_free = EXPL_ALLOC_INC; /* how much space is not used */ | |
| 5694 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced); | |
| 5695 if (*file == NULL) | |
| 5696 return FAIL; | |
| 5697 | |
| 5698 for (; num_pat > 0; num_pat--, pat++) | |
| 5699 { | |
| 5700 expl_files = NULL; | |
| 5701 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~')) | |
| 5702 /* expand environment var or home dir */ | |
| 5703 buf = expand_env_save(*pat); | |
| 5704 else | |
| 5705 buf = vim_strsave(*pat); | |
| 5706 expl_files = NULL; | |
| 99 | 5707 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */ |
| 7 | 5708 if (has_wildcard) /* yes, so expand them */ |
| 5709 expl_files = (char_u **)_fnexplode(buf); | |
| 5710 | |
| 5711 /* | |
| 5712 * return value of buf if no wildcards left, | |
| 5713 * OR if no match AND EW_NOTFOUND is set. | |
| 5714 */ | |
| 5715 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0)) | |
| 5716 || (expl_files == NULL && (flags & EW_NOTFOUND))) | |
| 5717 { /* simply save the current contents of *buf */ | |
| 5718 expl_files = (char_u **)alloc(sizeof(char_u **) * 2); | |
| 5719 if (expl_files != NULL) | |
| 5720 { | |
| 5721 expl_files[0] = vim_strsave(buf); | |
| 5722 expl_files[1] = NULL; | |
| 5723 } | |
| 5724 } | |
| 5725 vim_free(buf); | |
| 5726 | |
| 5727 /* | |
| 5728 * Count number of names resulting from expansion, | |
| 5729 * At the same time add a backslash to the end of names that happen to | |
| 5730 * be directories, and replace slashes with backslashes. | |
| 5731 */ | |
| 5732 if (expl_files) | |
| 5733 { | |
| 5734 for (i = 0; (p = expl_files[i]) != NULL; i++) | |
| 5735 { | |
| 5736 dir = mch_isdir(p); | |
| 5737 /* If we don't want dirs and this is one, skip it */ | |
| 5738 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
| 5739 continue; | |
| 5740 | |
| 715 | 5741 /* Skip files that are not executable if we check for that. */ |
| 6695 | 5742 if (!dir && (flags & EW_EXEC) |
| 5743 && !mch_can_exe(p, NULL, !(flags & EW_SHELLCMD))) | |
| 715 | 5744 continue; |
| 5745 | |
| 7 | 5746 if (--files_free == 0) |
| 5747 { | |
| 5748 /* need more room in table of pointers */ | |
| 5749 files_alloced += EXPL_ALLOC_INC; | |
| 5750 *file = (char_u **)vim_realloc(*file, | |
| 5751 sizeof(char_u **) * files_alloced); | |
| 5752 if (*file == NULL) | |
| 5753 { | |
| 5754 EMSG(_(e_outofmem)); | |
| 5755 *num_file = 0; | |
| 5756 return FAIL; | |
| 5757 } | |
| 5758 files_free = EXPL_ALLOC_INC; | |
| 5759 } | |
| 5760 slash_adjust(p); | |
| 5761 if (dir) | |
| 5762 { | |
| 5763 /* For a directory we add a '/', unless it's already | |
| 5764 * there. */ | |
| 5765 len = STRLEN(p); | |
| 5766 if (((*file)[*num_file] = alloc(len + 2)) != NULL) | |
| 5767 { | |
| 5768 STRCPY((*file)[*num_file], p); | |
| 902 | 5769 if (!after_pathsep((*file)[*num_file], |
| 5770 (*file)[*num_file] + len)) | |
| 7 | 5771 { |
| 5772 (*file)[*num_file][len] = psepc; | |
| 39 | 5773 (*file)[*num_file][len + 1] = NUL; |
| 7 | 5774 } |
| 5775 } | |
| 5776 } | |
| 5777 else | |
| 5778 { | |
| 5779 (*file)[*num_file] = vim_strsave(p); | |
| 5780 } | |
| 5781 | |
| 5782 /* | |
| 5783 * Error message already given by either alloc or vim_strsave. | |
| 5784 * Should return FAIL, but returning OK works also. | |
| 5785 */ | |
| 5786 if ((*file)[*num_file] == NULL) | |
| 5787 break; | |
| 5788 (*num_file)++; | |
| 5789 } | |
| 5790 _fnexplodefree((char **)expl_files); | |
| 5791 } | |
| 5792 } | |
| 5793 return OK; | |
| 5794 | |
| 5795 #else /* __EMX__ */ | |
| 1508 | 5796 /* |
| 5797 * This is the non-OS/2 implementation (really Unix). | |
| 5798 */ | |
| 7 | 5799 int j; |
| 5800 char_u *tempname; | |
| 5801 char_u *command; | |
| 5802 FILE *fd; | |
| 5803 char_u *buffer; | |
| 1508 | 5804 #define STYLE_ECHO 0 /* use "echo", the default */ |
| 5805 #define STYLE_GLOB 1 /* use "glob", for csh */ | |
| 5806 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */ | |
| 5807 #define STYLE_PRINT 3 /* use "print -N", for zsh */ | |
| 5808 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern | |
| 5809 * directly */ | |
| 7 | 5810 int shell_style = STYLE_ECHO; |
| 5811 int check_spaces; | |
| 5812 static int did_find_nul = FALSE; | |
| 5813 int ampersent = FALSE; | |
| 1508 | 5814 /* vimglob() function to define for Posix shell */ |
| 1620 | 5815 static char *sh_vimglob_func = "vimglob() { while [ $# -ge 1 ]; do echo \"$1\"; shift; done }; vimglob >"; |
| 7 | 5816 |
| 5817 *num_file = 0; /* default: no files found */ | |
| 5818 *file = NULL; | |
| 5819 | |
| 5820 /* | |
| 5821 * If there are no wildcards, just copy the names to allocated memory. | |
| 5822 * Saves a lot of time, because we don't have to start a new shell. | |
| 5823 */ | |
| 5824 if (!have_wildcard(num_pat, pat)) | |
| 5825 return save_patterns(num_pat, pat, num_file, file); | |
| 5826 | |
| 428 | 5827 # ifdef HAVE_SANDBOX |
| 5828 /* Don't allow any shell command in the sandbox. */ | |
| 5829 if (sandbox != 0 && check_secure()) | |
| 5830 return FAIL; | |
| 5831 # endif | |
| 5832 | |
| 7 | 5833 /* |
| 5834 * Don't allow the use of backticks in secure and restricted mode. | |
| 5835 */ | |
| 428 | 5836 if (secure || restricted) |
| 7 | 5837 for (i = 0; i < num_pat; ++i) |
| 5838 if (vim_strchr(pat[i], '`') != NULL | |
| 5839 && (check_restricted() || check_secure())) | |
| 5840 return FAIL; | |
| 5841 | |
| 5842 /* | |
| 5843 * get a name for the temp file | |
| 5844 */ | |
| 6721 | 5845 if ((tempname = vim_tempname('o', FALSE)) == NULL) |
| 7 | 5846 { |
| 5847 EMSG(_(e_notmp)); | |
| 5848 return FAIL; | |
| 5849 } | |
| 5850 | |
| 5851 /* | |
| 5852 * Let the shell expand the patterns and write the result into the temp | |
| 1508 | 5853 * file. |
| 5854 * STYLE_BT: NL separated | |
| 5855 * If expanding `cmd` execute it directly. | |
| 5856 * STYLE_GLOB: NUL separated | |
| 5857 * If we use *csh, "glob" will work better than "echo". | |
| 5858 * STYLE_PRINT: NL or NUL separated | |
| 5859 * If we use *zsh, "print -N" will work better than "glob". | |
| 5860 * STYLE_VIMGLOB: NL separated | |
| 5861 * If we use *sh*, we define "vimglob()". | |
| 5862 * STYLE_ECHO: space separated. | |
| 5863 * A shell we don't know, stay safe and use "echo". | |
| 7 | 5864 */ |
| 5865 if (num_pat == 1 && *pat[0] == '`' | |
| 5866 && (len = STRLEN(pat[0])) > 2 | |
| 5867 && *(pat[0] + len - 1) == '`') | |
| 5868 shell_style = STYLE_BT; | |
| 5869 else if ((len = STRLEN(p_sh)) >= 3) | |
| 5870 { | |
| 5871 if (STRCMP(p_sh + len - 3, "csh") == 0) | |
| 5872 shell_style = STYLE_GLOB; | |
| 5873 else if (STRCMP(p_sh + len - 3, "zsh") == 0) | |
| 5874 shell_style = STYLE_PRINT; | |
| 5875 } | |
| 1508 | 5876 if (shell_style == STYLE_ECHO && strstr((char *)gettail(p_sh), |
| 5877 "sh") != NULL) | |
| 5878 shell_style = STYLE_VIMGLOB; | |
| 5879 | |
| 5880 /* Compute the length of the command. We need 2 extra bytes: for the | |
| 5881 * optional '&' and for the NUL. | |
| 5882 * Worst case: "unset nonomatch; print -N >" plus two is 29 */ | |
| 7 | 5883 len = STRLEN(tempname) + 29; |
| 1508 | 5884 if (shell_style == STYLE_VIMGLOB) |
| 5885 len += STRLEN(sh_vimglob_func); | |
| 5886 | |
| 147 | 5887 for (i = 0; i < num_pat; ++i) |
| 5888 { | |
| 5889 /* Count the length of the patterns in the same way as they are put in | |
| 5890 * "command" below. */ | |
| 5891 #ifdef USE_SYSTEM | |
| 7 | 5892 len += STRLEN(pat[i]) + 3; /* add space and two quotes */ |
| 147 | 5893 #else |
| 5894 ++len; /* add space */ | |
| 628 | 5895 for (j = 0; pat[i][j] != NUL; ++j) |
| 5896 { | |
| 5897 if (vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL) | |
| 5898 ++len; /* may add a backslash */ | |
| 5899 ++len; | |
| 5900 } | |
| 147 | 5901 #endif |
| 5902 } | |
| 7 | 5903 command = alloc(len); |
| 5904 if (command == NULL) | |
| 5905 { | |
| 5906 /* out of memory */ | |
| 5907 vim_free(tempname); | |
| 5908 return FAIL; | |
| 5909 } | |
| 5910 | |
| 5911 /* | |
| 5912 * Build the shell command: | |
| 5913 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell | |
| 5914 * recognizes this). | |
| 5915 * - Add the shell command to print the expanded names. | |
| 5916 * - Add the temp file name. | |
| 5917 * - Add the file name patterns. | |
| 5918 */ | |
| 5919 if (shell_style == STYLE_BT) | |
| 5920 { | |
| 628 | 5921 /* change `command; command& ` to (command; command ) */ |
| 5922 STRCPY(command, "("); | |
| 5923 STRCAT(command, pat[0] + 1); /* exclude first backtick */ | |
| 7 | 5924 p = command + STRLEN(command) - 1; |
| 628 | 5925 *p-- = ')'; /* remove last backtick */ |
| 7 | 5926 while (p > command && vim_iswhite(*p)) |
| 5927 --p; | |
| 5928 if (*p == '&') /* remove trailing '&' */ | |
| 5929 { | |
| 5930 ampersent = TRUE; | |
| 5931 *p = ' '; | |
| 5932 } | |
| 5933 STRCAT(command, ">"); | |
| 5934 } | |
| 5935 else | |
| 5936 { | |
| 5937 if (flags & EW_NOTFOUND) | |
| 5938 STRCPY(command, "set nonomatch; "); | |
| 5939 else | |
| 5940 STRCPY(command, "unset nonomatch; "); | |
| 5941 if (shell_style == STYLE_GLOB) | |
| 5942 STRCAT(command, "glob >"); | |
| 5943 else if (shell_style == STYLE_PRINT) | |
| 5944 STRCAT(command, "print -N >"); | |
| 1508 | 5945 else if (shell_style == STYLE_VIMGLOB) |
| 5946 STRCAT(command, sh_vimglob_func); | |
| 7 | 5947 else |
| 5948 STRCAT(command, "echo >"); | |
| 5949 } | |
| 1508 | 5950 |
| 7 | 5951 STRCAT(command, tempname); |
| 1508 | 5952 |
| 7 | 5953 if (shell_style != STYLE_BT) |
| 5954 for (i = 0; i < num_pat; ++i) | |
| 5955 { | |
| 5956 /* When using system() always add extra quotes, because the shell | |
| 628 | 5957 * is started twice. Otherwise put a backslash before special |
| 1450 | 5958 * characters, except inside ``. */ |
| 7 | 5959 #ifdef USE_SYSTEM |
| 5960 STRCAT(command, " \""); | |
| 5961 STRCAT(command, pat[i]); | |
| 5962 STRCAT(command, "\""); | |
| 5963 #else | |
| 233 | 5964 int intick = FALSE; |
| 5965 | |
| 7 | 5966 p = command + STRLEN(command); |
| 5967 *p++ = ' '; | |
| 628 | 5968 for (j = 0; pat[i][j] != NUL; ++j) |
| 233 | 5969 { |
| 5970 if (pat[i][j] == '`') | |
| 5971 intick = !intick; | |
| 628 | 5972 else if (pat[i][j] == '\\' && pat[i][j + 1] != NUL) |
| 5973 { | |
| 644 | 5974 /* Remove a backslash, take char literally. But keep |
| 652 | 5975 * backslash inside backticks, before a special character |
| 5976 * and before a backtick. */ | |
| 644 | 5977 if (intick |
| 652 | 5978 || vim_strchr(SHELL_SPECIAL, pat[i][j + 1]) != NULL |
| 5979 || pat[i][j + 1] == '`') | |
| 644 | 5980 *p++ = '\\'; |
| 648 | 5981 ++j; |
| 628 | 5982 } |
| 6174 | 5983 else if (!intick |
| 5984 && ((flags & EW_KEEPDOLLAR) == 0 || pat[i][j] != '$') | |
| 5985 && vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL) | |
| 628 | 5986 /* Put a backslash before a special character, but not |
| 6174 | 5987 * when inside ``. And not for $var when EW_KEEPDOLLAR is |
| 5988 * set. */ | |
| 628 | 5989 *p++ = '\\'; |
| 648 | 5990 |
| 5991 /* Copy one character. */ | |
| 5992 *p++ = pat[i][j]; | |
| 233 | 5993 } |
| 7 | 5994 *p = NUL; |
| 5995 #endif | |
| 5996 } | |
| 5997 if (flags & EW_SILENT) | |
| 5998 show_shell_mess = FALSE; | |
| 5999 if (ampersent) | |
| 1508 | 6000 STRCAT(command, "&"); /* put the '&' after the redirection */ |
| 7 | 6001 |
| 6002 /* | |
| 6003 * Using zsh -G: If a pattern has no matches, it is just deleted from | |
| 6004 * the argument list, otherwise zsh gives an error message and doesn't | |
| 6005 * expand any other pattern. | |
| 6006 */ | |
| 6007 if (shell_style == STYLE_PRINT) | |
| 6008 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */ | |
| 6009 | |
| 6010 /* | |
| 6011 * If we use -f then shell variables set in .cshrc won't get expanded. | |
| 6012 * vi can do it, so we will too, but it is only necessary if there is a "$" | |
| 6013 * in one of the patterns, otherwise we can still use the fast option. | |
| 6014 */ | |
| 6015 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat)) | |
| 6016 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */ | |
| 6017 | |
| 6018 /* | |
| 6019 * execute the shell command | |
| 6020 */ | |
| 6021 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT); | |
| 6022 | |
| 6023 /* When running in the background, give it some time to create the temp | |
| 6024 * file, but don't wait for it to finish. */ | |
| 6025 if (ampersent) | |
| 6026 mch_delay(10L, TRUE); | |
| 6027 | |
| 6028 extra_shell_arg = NULL; /* cleanup */ | |
| 6029 show_shell_mess = TRUE; | |
| 6030 vim_free(command); | |
| 6031 | |
| 1508 | 6032 if (i != 0) /* mch_call_shell() failed */ |
| 7 | 6033 { |
| 6034 mch_remove(tempname); | |
| 6035 vim_free(tempname); | |
| 6036 /* | |
| 6037 * With interactive completion, the error message is not printed. | |
| 6038 * However with USE_SYSTEM, I don't know how to turn off error messages | |
| 6039 * from the shell, so screen may still get messed up -- webb. | |
| 6040 */ | |
| 6041 #ifndef USE_SYSTEM | |
| 6042 if (!(flags & EW_SILENT)) | |
| 6043 #endif | |
| 6044 { | |
| 6045 redraw_later_clear(); /* probably messed up screen */ | |
| 6046 msg_putchar('\n'); /* clear bottom line quickly */ | |
| 6047 cmdline_row = Rows - 1; /* continue on last line */ | |
| 6048 #ifdef USE_SYSTEM | |
| 6049 if (!(flags & EW_SILENT)) | |
| 6050 #endif | |
| 6051 { | |
| 6052 MSG(_(e_wildexpand)); | |
| 6053 msg_start(); /* don't overwrite this message */ | |
| 6054 } | |
| 6055 } | |
| 6056 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when | |
| 6057 * EW_NOTFOUND is given */ | |
| 6058 if (shell_style == STYLE_BT) | |
| 6059 return FAIL; | |
| 6060 goto notfound; | |
| 6061 } | |
| 6062 | |
| 6063 /* | |
| 6064 * read the names from the file into memory | |
| 6065 */ | |
| 6066 fd = fopen((char *)tempname, READBIN); | |
| 6067 if (fd == NULL) | |
| 6068 { | |
| 6069 /* Something went wrong, perhaps a file name with a special char. */ | |
| 6070 if (!(flags & EW_SILENT)) | |
| 6071 { | |
| 6072 MSG(_(e_wildexpand)); | |
| 6073 msg_start(); /* don't overwrite this message */ | |
| 6074 } | |
| 6075 vim_free(tempname); | |
| 6076 goto notfound; | |
| 6077 } | |
| 6078 fseek(fd, 0L, SEEK_END); | |
| 6079 len = ftell(fd); /* get size of temp file */ | |
| 6080 fseek(fd, 0L, SEEK_SET); | |
| 6081 buffer = alloc(len + 1); | |
| 6082 if (buffer == NULL) | |
| 6083 { | |
| 6084 /* out of memory */ | |
| 6085 mch_remove(tempname); | |
| 6086 vim_free(tempname); | |
| 6087 fclose(fd); | |
| 6088 return FAIL; | |
| 6089 } | |
| 6090 i = fread((char *)buffer, 1, len, fd); | |
| 6091 fclose(fd); | |
| 6092 mch_remove(tempname); | |
| 1877 | 6093 if (i != (int)len) |
| 7 | 6094 { |
| 6095 /* unexpected read error */ | |
| 6096 EMSG2(_(e_notread), tempname); | |
| 6097 vim_free(tempname); | |
| 6098 vim_free(buffer); | |
| 6099 return FAIL; | |
| 6100 } | |
| 6101 vim_free(tempname); | |
| 6102 | |
| 1508 | 6103 # if defined(__CYGWIN__) || defined(__CYGWIN32__) |
| 7 | 6104 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */ |
| 6105 p = buffer; | |
|
5037
5e0b6a9282df
updated for version 7.3.1262
Bram Moolenaar <bram@vim.org>
parents:
4299
diff
changeset
|
6106 for (i = 0; i < (int)len; ++i) |
| 7 | 6107 if (!(buffer[i] == CAR && buffer[i + 1] == NL)) |
| 6108 *p++ = buffer[i]; | |
| 6109 len = p - buffer; | |
| 6110 # endif | |
| 6111 | |
| 6112 | |
| 6113 /* file names are separated with Space */ | |
| 6114 if (shell_style == STYLE_ECHO) | |
| 6115 { | |
| 6116 buffer[len] = '\n'; /* make sure the buffer ends in NL */ | |
| 6117 p = buffer; | |
| 6118 for (i = 0; *p != '\n'; ++i) /* count number of entries */ | |
| 6119 { | |
| 6120 while (*p != ' ' && *p != '\n') | |
| 6121 ++p; | |
| 6122 p = skipwhite(p); /* skip to next entry */ | |
| 6123 } | |
| 6124 } | |
| 6125 /* file names are separated with NL */ | |
| 1508 | 6126 else if (shell_style == STYLE_BT || shell_style == STYLE_VIMGLOB) |
| 7 | 6127 { |
| 6128 buffer[len] = NUL; /* make sure the buffer ends in NUL */ | |
| 6129 p = buffer; | |
| 6130 for (i = 0; *p != NUL; ++i) /* count number of entries */ | |
| 6131 { | |
| 6132 while (*p != '\n' && *p != NUL) | |
| 6133 ++p; | |
| 6134 if (*p != NUL) | |
| 6135 ++p; | |
| 6136 p = skipwhite(p); /* skip leading white space */ | |
| 6137 } | |
| 6138 } | |
| 6139 /* file names are separated with NUL */ | |
| 6140 else | |
| 6141 { | |
| 6142 /* | |
| 6143 * Some versions of zsh use spaces instead of NULs to separate | |
| 6144 * results. Only do this when there is no NUL before the end of the | |
| 6145 * buffer, otherwise we would never be able to use file names with | |
| 6146 * embedded spaces when zsh does use NULs. | |
| 6147 * When we found a NUL once, we know zsh is OK, set did_find_nul and | |
| 6148 * don't check for spaces again. | |
| 6149 */ | |
| 6150 check_spaces = FALSE; | |
| 6151 if (shell_style == STYLE_PRINT && !did_find_nul) | |
| 6152 { | |
| 6153 /* If there is a NUL, set did_find_nul, else set check_spaces */ | |
| 2768 | 6154 buffer[len] = NUL; |
| 5533 | 6155 if (len && (int)STRLEN(buffer) < (int)len) |
| 7 | 6156 did_find_nul = TRUE; |
| 6157 else | |
| 6158 check_spaces = TRUE; | |
| 6159 } | |
| 6160 | |
| 6161 /* | |
| 6162 * Make sure the buffer ends with a NUL. For STYLE_PRINT there | |
| 6163 * already is one, for STYLE_GLOB it needs to be added. | |
| 6164 */ | |
| 6165 if (len && buffer[len - 1] == NUL) | |
| 6166 --len; | |
| 6167 else | |
| 6168 buffer[len] = NUL; | |
| 6169 i = 0; | |
| 6170 for (p = buffer; p < buffer + len; ++p) | |
| 6171 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */ | |
| 6172 { | |
| 6173 ++i; | |
| 6174 *p = NUL; | |
| 6175 } | |
| 6176 if (len) | |
| 6177 ++i; /* count last entry */ | |
| 6178 } | |
| 6179 if (i == 0) | |
| 6180 { | |
| 6181 /* | |
| 6182 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I". | |
| 6183 * /bin/sh will happily expand it to nothing rather than returning an | |
| 6184 * error; and hey, it's good to check anyway -- webb. | |
| 6185 */ | |
| 6186 vim_free(buffer); | |
| 6187 goto notfound; | |
| 6188 } | |
| 6189 *num_file = i; | |
| 6190 *file = (char_u **)alloc(sizeof(char_u *) * i); | |
| 6191 if (*file == NULL) | |
| 6192 { | |
| 6193 /* out of memory */ | |
| 6194 vim_free(buffer); | |
| 6195 return FAIL; | |
| 6196 } | |
| 6197 | |
| 6198 /* | |
| 6199 * Isolate the individual file names. | |
| 6200 */ | |
| 6201 p = buffer; | |
| 6202 for (i = 0; i < *num_file; ++i) | |
| 6203 { | |
| 6204 (*file)[i] = p; | |
| 6205 /* Space or NL separates */ | |
| 1508 | 6206 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT |
| 6207 || shell_style == STYLE_VIMGLOB) | |
| 7 | 6208 { |
| 652 | 6209 while (!(shell_style == STYLE_ECHO && *p == ' ') |
| 6210 && *p != '\n' && *p != NUL) | |
| 7 | 6211 ++p; |
| 6212 if (p == buffer + len) /* last entry */ | |
| 6213 *p = NUL; | |
| 6214 else | |
| 6215 { | |
| 6216 *p++ = NUL; | |
| 6217 p = skipwhite(p); /* skip to next entry */ | |
| 6218 } | |
| 6219 } | |
| 6220 else /* NUL separates */ | |
| 6221 { | |
| 6222 while (*p && p < buffer + len) /* skip entry */ | |
| 6223 ++p; | |
| 6224 ++p; /* skip NUL */ | |
| 6225 } | |
| 6226 } | |
| 6227 | |
| 6228 /* | |
| 6229 * Move the file names to allocated memory. | |
| 6230 */ | |
| 6231 for (j = 0, i = 0; i < *num_file; ++i) | |
| 6232 { | |
| 6233 /* Require the files to exist. Helps when using /bin/sh */ | |
| 6234 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0) | |
| 6235 continue; | |
| 6236 | |
| 6237 /* check if this entry should be included */ | |
| 6238 dir = (mch_isdir((*file)[i])); | |
| 6239 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
| 6240 continue; | |
| 6241 | |
| 715 | 6242 /* Skip files that are not executable if we check for that. */ |
| 6695 | 6243 if (!dir && (flags & EW_EXEC) |
| 6244 && !mch_can_exe((*file)[i], NULL, !(flags & EW_SHELLCMD))) | |
| 715 | 6245 continue; |
| 6246 | |
| 7 | 6247 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir)); |
| 6248 if (p) | |
| 6249 { | |
| 6250 STRCPY(p, (*file)[i]); | |
| 6251 if (dir) | |
| 1479 | 6252 add_pathsep(p); /* add '/' to a directory name */ |
| 7 | 6253 (*file)[j++] = p; |
| 6254 } | |
| 6255 } | |
| 6256 vim_free(buffer); | |
| 6257 *num_file = j; | |
| 6258 | |
| 6259 if (*num_file == 0) /* rejected all entries */ | |
| 6260 { | |
| 6261 vim_free(*file); | |
| 6262 *file = NULL; | |
| 6263 goto notfound; | |
| 6264 } | |
| 6265 | |
| 6266 return OK; | |
| 6267 | |
| 6268 notfound: | |
| 6269 if (flags & EW_NOTFOUND) | |
| 6270 return save_patterns(num_pat, pat, num_file, file); | |
| 6271 return FAIL; | |
| 6272 | |
| 6273 #endif /* __EMX__ */ | |
| 6274 } | |
| 6275 | |
| 6276 #endif /* VMS */ | |
| 6277 | |
| 6278 #ifndef __EMX__ | |
| 6279 static int | |
| 6280 save_patterns(num_pat, pat, num_file, file) | |
| 6281 int num_pat; | |
| 6282 char_u **pat; | |
| 6283 int *num_file; | |
| 6284 char_u ***file; | |
| 6285 { | |
| 6286 int i; | |
| 99 | 6287 char_u *s; |
| 7 | 6288 |
| 6289 *file = (char_u **)alloc(num_pat * sizeof(char_u *)); | |
| 6290 if (*file == NULL) | |
| 6291 return FAIL; | |
| 6292 for (i = 0; i < num_pat; i++) | |
| 99 | 6293 { |
| 6294 s = vim_strsave(pat[i]); | |
| 6295 if (s != NULL) | |
| 6296 /* Be compatible with expand_filename(): halve the number of | |
| 6297 * backslashes. */ | |
| 6298 backslash_halve(s); | |
| 6299 (*file)[i] = s; | |
| 6300 } | |
| 7 | 6301 *num_file = num_pat; |
| 6302 return OK; | |
| 6303 } | |
| 6304 #endif | |
| 6305 | |
| 6306 /* | |
| 6307 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can | |
| 6308 * expand. | |
| 6309 */ | |
| 6310 int | |
| 6311 mch_has_exp_wildcard(p) | |
| 6312 char_u *p; | |
| 6313 { | |
| 39 | 6314 for ( ; *p; mb_ptr_adv(p)) |
| 7 | 6315 { |
| 6316 #ifndef OS2 | |
| 6317 if (*p == '\\' && p[1] != NUL) | |
| 6318 ++p; | |
| 6319 else | |
| 6320 #endif | |
| 6321 if (vim_strchr((char_u *) | |
| 6322 #ifdef VMS | |
| 6323 "*?%" | |
| 6324 #else | |
| 6325 # ifdef OS2 | |
| 6326 "*?" | |
| 6327 # else | |
| 6328 "*?[{'" | |
| 6329 # endif | |
| 6330 #endif | |
| 6331 , *p) != NULL) | |
| 6332 return TRUE; | |
| 6333 } | |
| 6334 return FALSE; | |
| 6335 } | |
| 6336 | |
| 6337 /* | |
| 6338 * Return TRUE if the string "p" contains a wildcard. | |
| 6339 * Don't recognize '~' at the end as a wildcard. | |
| 6340 */ | |
| 6341 int | |
| 6342 mch_has_wildcard(p) | |
| 6343 char_u *p; | |
| 6344 { | |
| 39 | 6345 for ( ; *p; mb_ptr_adv(p)) |
| 7 | 6346 { |
| 6347 #ifndef OS2 | |
| 6348 if (*p == '\\' && p[1] != NUL) | |
| 6349 ++p; | |
| 6350 else | |
| 6351 #endif | |
| 6352 if (vim_strchr((char_u *) | |
| 6353 #ifdef VMS | |
| 6354 "*?%$" | |
| 6355 #else | |
| 6356 # ifdef OS2 | |
| 6357 # ifdef VIM_BACKTICK | |
| 6358 "*?$`" | |
| 6359 # else | |
| 6360 "*?$" | |
| 6361 # endif | |
| 6362 # else | |
| 6363 "*?[{`'$" | |
| 6364 # endif | |
| 6365 #endif | |
| 6366 , *p) != NULL | |
| 6367 || (*p == '~' && p[1] != NUL)) | |
| 6368 return TRUE; | |
| 6369 } | |
| 6370 return FALSE; | |
| 6371 } | |
| 6372 | |
| 6373 #ifndef __EMX__ | |
| 6374 static int | |
| 6375 have_wildcard(num, file) | |
| 6376 int num; | |
| 6377 char_u **file; | |
| 6378 { | |
| 6379 int i; | |
| 6380 | |
| 6381 for (i = 0; i < num; i++) | |
| 6382 if (mch_has_wildcard(file[i])) | |
| 6383 return 1; | |
| 6384 return 0; | |
| 6385 } | |
| 6386 | |
| 6387 static int | |
| 6388 have_dollars(num, file) | |
| 6389 int num; | |
| 6390 char_u **file; | |
| 6391 { | |
| 6392 int i; | |
| 6393 | |
| 6394 for (i = 0; i < num; i++) | |
| 6395 if (vim_strchr(file[i], '$') != NULL) | |
| 6396 return TRUE; | |
| 6397 return FALSE; | |
| 6398 } | |
| 6399 #endif /* ifndef __EMX__ */ | |
| 6400 | |
| 6401 #ifndef HAVE_RENAME | |
| 6402 /* | |
| 6403 * Scaled-down version of rename(), which is missing in Xenix. | |
| 6404 * This version can only move regular files and will fail if the | |
| 6405 * destination exists. | |
| 6406 */ | |
| 6407 int | |
| 6408 mch_rename(src, dest) | |
| 6409 const char *src, *dest; | |
| 6410 { | |
| 6411 struct stat st; | |
| 6412 | |
| 6413 if (stat(dest, &st) >= 0) /* fail if destination exists */ | |
| 6414 return -1; | |
| 6415 if (link(src, dest) != 0) /* link file to new name */ | |
| 6416 return -1; | |
| 6417 if (mch_remove(src) == 0) /* delete link to old name */ | |
| 6418 return 0; | |
| 6419 return -1; | |
| 6420 } | |
| 6421 #endif /* !HAVE_RENAME */ | |
| 6422 | |
| 6423 #ifdef FEAT_MOUSE_GPM | |
| 6424 /* | |
| 6425 * Initializes connection with gpm (if it isn't already opened) | |
| 6426 * Return 1 if succeeded (or connection already opened), 0 if failed | |
| 6427 */ | |
| 6428 static int | |
| 6429 gpm_open() | |
| 6430 { | |
| 6431 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */ | |
| 6432 | |
| 6433 if (!gpm_flag) | |
| 6434 { | |
| 6435 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN); | |
| 6436 gpm_connect.defaultMask = ~GPM_HARD; | |
| 6437 /* Default handling for mouse move*/ | |
| 6438 gpm_connect.minMod = 0; /* Handle any modifier keys */ | |
| 6439 gpm_connect.maxMod = 0xffff; | |
| 6440 if (Gpm_Open(&gpm_connect, 0) > 0) | |
| 6441 { | |
| 6442 /* gpm library tries to handling TSTP causes | |
| 6443 * problems. Anyways, we close connection to Gpm whenever | |
| 6444 * we are going to suspend or starting an external process | |
| 1450 | 6445 * so we shouldn't have problem with this |
| 7 | 6446 */ |
| 1832 | 6447 # ifdef SIGTSTP |
| 7 | 6448 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); |
| 1832 | 6449 # endif |
| 7 | 6450 return 1; /* succeed */ |
| 6451 } | |
| 6452 if (gpm_fd == -2) | |
| 6453 Gpm_Close(); /* We don't want to talk to xterm via gpm */ | |
| 6454 return 0; | |
| 6455 } | |
| 6456 return 1; /* already open */ | |
| 6457 } | |
| 6458 | |
| 6459 /* | |
| 6460 * Closes connection to gpm | |
| 6461 */ | |
| 6462 static void | |
| 6463 gpm_close() | |
| 6464 { | |
| 6465 if (gpm_flag && gpm_fd >= 0) /* if Open */ | |
| 6466 Gpm_Close(); | |
| 6467 } | |
| 6468 | |
| 6469 /* Reads gpm event and adds special keys to input buf. Returns length of | |
| 6470 * generated key sequence. | |
| 5782 | 6471 * This function is styled after gui_send_mouse_event(). |
| 7 | 6472 */ |
| 6473 static int | |
| 6474 mch_gpm_process() | |
| 6475 { | |
| 6476 int button; | |
| 6477 static Gpm_Event gpm_event; | |
| 6478 char_u string[6]; | |
| 6479 int_u vim_modifiers; | |
| 6480 int row,col; | |
| 6481 unsigned char buttons_mask; | |
| 6482 unsigned char gpm_modifiers; | |
| 6483 static unsigned char old_buttons = 0; | |
| 6484 | |
| 6485 Gpm_GetEvent(&gpm_event); | |
| 6486 | |
| 6487 #ifdef FEAT_GUI | |
| 6488 /* Don't put events in the input queue now. */ | |
| 6489 if (hold_gui_events) | |
| 6490 return 0; | |
| 6491 #endif | |
| 6492 | |
| 6493 row = gpm_event.y - 1; | |
| 6494 col = gpm_event.x - 1; | |
| 6495 | |
| 6496 string[0] = ESC; /* Our termcode */ | |
| 6497 string[1] = 'M'; | |
| 6498 string[2] = 'G'; | |
| 6499 switch (GPM_BARE_EVENTS(gpm_event.type)) | |
| 6500 { | |
| 6501 case GPM_DRAG: | |
| 6502 string[3] = MOUSE_DRAG; | |
| 6503 break; | |
| 6504 case GPM_DOWN: | |
| 6505 buttons_mask = gpm_event.buttons & ~old_buttons; | |
| 6506 old_buttons = gpm_event.buttons; | |
| 6507 switch (buttons_mask) | |
| 6508 { | |
| 6509 case GPM_B_LEFT: | |
| 6510 button = MOUSE_LEFT; | |
| 6511 break; | |
| 6512 case GPM_B_MIDDLE: | |
| 6513 button = MOUSE_MIDDLE; | |
| 6514 break; | |
| 6515 case GPM_B_RIGHT: | |
| 6516 button = MOUSE_RIGHT; | |
| 6517 break; | |
| 6518 default: | |
| 6519 return 0; | |
| 6520 /*Don't know what to do. Can more than one button be | |
| 6521 * reported in one event? */ | |
| 6522 } | |
| 6523 string[3] = (char_u)(button | 0x20); | |
| 6524 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1); | |
| 6525 break; | |
| 6526 case GPM_UP: | |
| 6527 string[3] = MOUSE_RELEASE; | |
| 6528 old_buttons &= ~gpm_event.buttons; | |
| 6529 break; | |
| 6530 default: | |
| 6531 return 0; | |
| 6532 } | |
| 6533 /*This code is based on gui_x11_mouse_cb in gui_x11.c */ | |
| 6534 gpm_modifiers = gpm_event.modifiers; | |
| 6535 vim_modifiers = 0x0; | |
| 6536 /* I ignore capslock stats. Aren't we all just hate capslock mixing with | |
| 6537 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and | |
| 6538 * K_CAPSSHIFT is defined 8, so it probably isn't even reported | |
| 6539 */ | |
| 6540 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL))) | |
| 6541 vim_modifiers |= MOUSE_SHIFT; | |
| 6542 | |
| 6543 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL))) | |
| 6544 vim_modifiers |= MOUSE_CTRL; | |
| 6545 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR))) | |
| 6546 vim_modifiers |= MOUSE_ALT; | |
| 6547 string[3] |= vim_modifiers; | |
| 6548 string[4] = (char_u)(col + ' ' + 1); | |
| 6549 string[5] = (char_u)(row + ' ' + 1); | |
| 6550 add_to_input_buf(string, 6); | |
| 6551 return 6; | |
| 6552 } | |
| 6553 #endif /* FEAT_MOUSE_GPM */ | |
| 6554 | |
| 1620 | 6555 #ifdef FEAT_SYSMOUSE |
| 6556 /* | |
| 6557 * Initialize connection with sysmouse. | |
| 6558 * Let virtual console inform us with SIGUSR2 for pending sysmouse | |
| 6559 * output, any sysmouse output than will be processed via sig_sysmouse(). | |
| 6560 * Return OK if succeeded, FAIL if failed. | |
| 6561 */ | |
| 6562 static int | |
| 6563 sysmouse_open() | |
| 6564 { | |
| 6565 struct mouse_info mouse; | |
| 6566 | |
| 6567 mouse.operation = MOUSE_MODE; | |
| 6568 mouse.u.mode.mode = 0; | |
| 6569 mouse.u.mode.signal = SIGUSR2; | |
| 6570 if (ioctl(1, CONS_MOUSECTL, &mouse) != -1) | |
| 6571 { | |
| 6572 signal(SIGUSR2, (RETSIGTYPE (*)())sig_sysmouse); | |
| 6573 mouse.operation = MOUSE_SHOW; | |
| 6574 ioctl(1, CONS_MOUSECTL, &mouse); | |
| 6575 return OK; | |
| 6576 } | |
| 6577 return FAIL; | |
| 6578 } | |
| 6579 | |
| 6580 /* | |
| 6581 * Stop processing SIGUSR2 signals, and also make sure that | |
| 6582 * virtual console do not send us any sysmouse related signal. | |
| 6583 */ | |
| 6584 static void | |
| 6585 sysmouse_close() | |
| 6586 { | |
| 6587 struct mouse_info mouse; | |
| 6588 | |
| 6589 signal(SIGUSR2, restricted ? SIG_IGN : SIG_DFL); | |
| 6590 mouse.operation = MOUSE_MODE; | |
| 6591 mouse.u.mode.mode = 0; | |
| 6592 mouse.u.mode.signal = 0; | |
| 6593 ioctl(1, CONS_MOUSECTL, &mouse); | |
| 6594 } | |
| 6595 | |
| 6596 /* | |
| 6597 * Gets info from sysmouse and adds special keys to input buf. | |
| 6598 */ | |
| 6599 static RETSIGTYPE | |
| 6600 sig_sysmouse SIGDEFARG(sigarg) | |
| 6601 { | |
| 6602 struct mouse_info mouse; | |
| 6603 struct video_info video; | |
| 6604 char_u string[6]; | |
| 6605 int row, col; | |
| 6606 int button; | |
| 6607 int buttons; | |
| 6608 static int oldbuttons = 0; | |
| 6609 | |
| 6610 #ifdef FEAT_GUI | |
| 6611 /* Don't put events in the input queue now. */ | |
| 6612 if (hold_gui_events) | |
| 6613 return; | |
| 6614 #endif | |
| 6615 | |
| 6616 mouse.operation = MOUSE_GETINFO; | |
| 6617 if (ioctl(1, FBIO_GETMODE, &video.vi_mode) != -1 | |
| 6618 && ioctl(1, FBIO_MODEINFO, &video) != -1 | |
| 6619 && ioctl(1, CONS_MOUSECTL, &mouse) != -1 | |
| 6620 && video.vi_cheight > 0 && video.vi_cwidth > 0) | |
| 6621 { | |
| 6622 row = mouse.u.data.y / video.vi_cheight; | |
| 6623 col = mouse.u.data.x / video.vi_cwidth; | |
| 6624 buttons = mouse.u.data.buttons; | |
| 6625 string[0] = ESC; /* Our termcode */ | |
| 6626 string[1] = 'M'; | |
| 6627 string[2] = 'S'; | |
| 6628 if (oldbuttons == buttons && buttons != 0) | |
| 6629 { | |
| 6630 button = MOUSE_DRAG; | |
| 6631 } | |
| 6632 else | |
| 6633 { | |
| 6634 switch (buttons) | |
| 6635 { | |
| 6636 case 0: | |
| 6637 button = MOUSE_RELEASE; | |
| 6638 break; | |
| 6639 case 1: | |
| 6640 button = MOUSE_LEFT; | |
| 6641 break; | |
| 6642 case 2: | |
| 6643 button = MOUSE_MIDDLE; | |
| 6644 break; | |
| 6645 case 4: | |
| 6646 button = MOUSE_RIGHT; | |
| 6647 break; | |
| 6648 default: | |
| 6649 return; | |
| 6650 } | |
| 6651 oldbuttons = buttons; | |
| 6652 } | |
| 6653 string[3] = (char_u)(button); | |
| 6654 string[4] = (char_u)(col + ' ' + 1); | |
| 6655 string[5] = (char_u)(row + ' ' + 1); | |
| 6656 add_to_input_buf(string, 6); | |
| 6657 } | |
| 6658 return; | |
| 6659 } | |
| 6660 #endif /* FEAT_SYSMOUSE */ | |
| 6661 | |
| 7 | 6662 #if defined(FEAT_LIBCALL) || defined(PROTO) |
| 6663 typedef char_u * (*STRPROCSTR)__ARGS((char_u *)); | |
| 6664 typedef char_u * (*INTPROCSTR)__ARGS((int)); | |
| 6665 typedef int (*STRPROCINT)__ARGS((char_u *)); | |
| 6666 typedef int (*INTPROCINT)__ARGS((int)); | |
| 6667 | |
| 6668 /* | |
| 6669 * Call a DLL routine which takes either a string or int param | |
| 6670 * and returns an allocated string. | |
| 6671 */ | |
| 6672 int | |
| 6673 mch_libcall(libname, funcname, argstring, argint, string_result, number_result) | |
| 6674 char_u *libname; | |
| 6675 char_u *funcname; | |
| 6676 char_u *argstring; /* NULL when using a argint */ | |
| 6677 int argint; | |
| 6678 char_u **string_result;/* NULL when using number_result */ | |
| 6679 int *number_result; | |
| 6680 { | |
| 6681 # if defined(USE_DLOPEN) | |
| 6682 void *hinstLib; | |
| 12 | 6683 char *dlerr = NULL; |
| 7 | 6684 # else |
| 6685 shl_t hinstLib; | |
| 6686 # endif | |
| 6687 STRPROCSTR ProcAdd; | |
| 6688 INTPROCSTR ProcAddI; | |
| 6689 char_u *retval_str = NULL; | |
| 6690 int retval_int = 0; | |
| 6691 int success = FALSE; | |
| 6692 | |
| 900 | 6693 /* |
| 6694 * Get a handle to the DLL module. | |
| 6695 */ | |
| 7 | 6696 # if defined(USE_DLOPEN) |
| 900 | 6697 /* First clear any error, it's not cleared by the dlopen() call. */ |
| 6698 (void)dlerror(); | |
| 6699 | |
| 7 | 6700 hinstLib = dlopen((char *)libname, RTLD_LAZY |
| 6701 # ifdef RTLD_LOCAL | |
| 6702 | RTLD_LOCAL | |
| 6703 # endif | |
| 6704 ); | |
| 12 | 6705 if (hinstLib == NULL) |
| 6706 { | |
| 6707 /* "dlerr" must be used before dlclose() */ | |
| 6708 dlerr = (char *)dlerror(); | |
| 6709 if (dlerr != NULL) | |
| 6710 EMSG2(_("dlerror = \"%s\""), dlerr); | |
| 6711 } | |
| 7 | 6712 # else |
| 6713 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L); | |
| 6714 # endif | |
| 6715 | |
| 6716 /* If the handle is valid, try to get the function address. */ | |
| 6717 if (hinstLib != NULL) | |
| 6718 { | |
| 6719 # ifdef HAVE_SETJMP_H | |
| 6720 /* | |
| 6721 * Catch a crash when calling the library function. For example when | |
| 6722 * using a number where a string pointer is expected. | |
| 6723 */ | |
| 6724 mch_startjmp(); | |
| 6725 if (SETJMP(lc_jump_env) != 0) | |
| 6726 { | |
| 6727 success = FALSE; | |
| 857 | 6728 # if defined(USE_DLOPEN) |
| 12 | 6729 dlerr = NULL; |
| 857 | 6730 # endif |
| 7 | 6731 mch_didjmp(); |
| 6732 } | |
| 6733 else | |
| 6734 # endif | |
| 6735 { | |
| 6736 retval_str = NULL; | |
| 6737 retval_int = 0; | |
| 6738 | |
| 6739 if (argstring != NULL) | |
| 6740 { | |
| 6741 # if defined(USE_DLOPEN) | |
| 6742 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
| 12 | 6743 dlerr = (char *)dlerror(); |
| 7 | 6744 # else |
| 6745 if (shl_findsym(&hinstLib, (const char *)funcname, | |
| 6746 TYPE_PROCEDURE, (void *)&ProcAdd) < 0) | |
| 6747 ProcAdd = NULL; | |
| 6748 # endif | |
| 12 | 6749 if ((success = (ProcAdd != NULL |
| 6750 # if defined(USE_DLOPEN) | |
| 6751 && dlerr == NULL | |
| 6752 # endif | |
| 6753 ))) | |
| 7 | 6754 { |
| 6755 if (string_result == NULL) | |
| 6756 retval_int = ((STRPROCINT)ProcAdd)(argstring); | |
| 6757 else | |
| 6758 retval_str = (ProcAdd)(argstring); | |
| 6759 } | |
| 6760 } | |
| 6761 else | |
| 6762 { | |
| 6763 # if defined(USE_DLOPEN) | |
| 6764 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
| 12 | 6765 dlerr = (char *)dlerror(); |
| 7 | 6766 # else |
| 6767 if (shl_findsym(&hinstLib, (const char *)funcname, | |
| 6768 TYPE_PROCEDURE, (void *)&ProcAddI) < 0) | |
| 6769 ProcAddI = NULL; | |
| 6770 # endif | |
| 12 | 6771 if ((success = (ProcAddI != NULL |
| 6772 # if defined(USE_DLOPEN) | |
| 6773 && dlerr == NULL | |
| 6774 # endif | |
| 6775 ))) | |
| 7 | 6776 { |
| 6777 if (string_result == NULL) | |
| 6778 retval_int = ((INTPROCINT)ProcAddI)(argint); | |
| 6779 else | |
| 6780 retval_str = (ProcAddI)(argint); | |
| 6781 } | |
| 6782 } | |
| 6783 | |
| 6784 /* Save the string before we free the library. */ | |
| 6785 /* Assume that a "1" or "-1" result is an illegal pointer. */ | |
| 6786 if (string_result == NULL) | |
| 6787 *number_result = retval_int; | |
| 6788 else if (retval_str != NULL | |
| 6789 && retval_str != (char_u *)1 | |
| 6790 && retval_str != (char_u *)-1) | |
| 6791 *string_result = vim_strsave(retval_str); | |
| 6792 } | |
| 6793 | |
| 6794 # ifdef HAVE_SETJMP_H | |
| 6795 mch_endjmp(); | |
| 6796 # ifdef SIGHASARG | |
| 6797 if (lc_signal != 0) | |
| 6798 { | |
| 6799 int i; | |
| 6800 | |
| 6801 /* try to find the name of this signal */ | |
| 6802 for (i = 0; signal_info[i].sig != -1; i++) | |
| 6803 if (lc_signal == signal_info[i].sig) | |
| 6804 break; | |
| 6805 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name); | |
| 6806 } | |
| 6807 # endif | |
| 6808 # endif | |
| 6809 | |
| 12 | 6810 # if defined(USE_DLOPEN) |
| 6811 /* "dlerr" must be used before dlclose() */ | |
| 6812 if (dlerr != NULL) | |
| 6813 EMSG2(_("dlerror = \"%s\""), dlerr); | |
| 6814 | |
| 7 | 6815 /* Free the DLL module. */ |
| 6816 (void)dlclose(hinstLib); | |
| 6817 # else | |
| 6818 (void)shl_unload(hinstLib); | |
| 6819 # endif | |
| 6820 } | |
| 6821 | |
| 6822 if (!success) | |
| 6823 { | |
| 6824 EMSG2(_(e_libcall), funcname); | |
| 6825 return FAIL; | |
| 6826 } | |
| 6827 | |
| 6828 return OK; | |
| 6829 } | |
| 6830 #endif | |
| 6831 | |
| 6832 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO) | |
| 6833 static int xterm_trace = -1; /* default: disabled */ | |
| 6834 static int xterm_button; | |
| 6835 | |
| 6836 /* | |
| 6837 * Setup a dummy window for X selections in a terminal. | |
| 6838 */ | |
| 6839 void | |
| 6840 setup_term_clip() | |
| 6841 { | |
| 6842 int z = 0; | |
| 6843 char *strp = ""; | |
| 6844 Widget AppShell; | |
| 6845 | |
| 6846 if (!x_connect_to_server()) | |
| 6847 return; | |
| 6848 | |
| 6849 open_app_context(); | |
| 6850 if (app_context != NULL && xterm_Shell == (Widget)0) | |
| 6851 { | |
| 6852 int (*oldhandler)(); | |
| 6853 #if defined(HAVE_SETJMP_H) | |
| 6854 int (*oldIOhandler)(); | |
| 6855 #endif | |
| 6856 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 6857 struct timeval start_tv; | |
| 6858 | |
| 6859 if (p_verbose > 0) | |
| 6860 gettimeofday(&start_tv, NULL); | |
| 6861 # endif | |
| 6862 | |
| 6863 /* Ignore X errors while opening the display */ | |
| 6864 oldhandler = XSetErrorHandler(x_error_check); | |
| 6865 | |
| 6866 #if defined(HAVE_SETJMP_H) | |
| 6867 /* Ignore X IO errors while opening the display */ | |
| 6868 oldIOhandler = XSetIOErrorHandler(x_IOerror_check); | |
| 6869 mch_startjmp(); | |
| 6870 if (SETJMP(lc_jump_env) != 0) | |
| 6871 { | |
| 6872 mch_didjmp(); | |
| 6873 xterm_dpy = NULL; | |
| 6874 } | |
| 6875 else | |
| 6876 #endif | |
| 6877 { | |
| 6878 xterm_dpy = XtOpenDisplay(app_context, xterm_display, | |
| 6879 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp); | |
| 6880 #if defined(HAVE_SETJMP_H) | |
| 6881 mch_endjmp(); | |
| 6882 #endif | |
| 6883 } | |
| 6884 | |
| 6885 #if defined(HAVE_SETJMP_H) | |
| 6886 /* Now handle X IO errors normally. */ | |
| 6887 (void)XSetIOErrorHandler(oldIOhandler); | |
| 6888 #endif | |
| 6889 /* Now handle X errors normally. */ | |
| 6890 (void)XSetErrorHandler(oldhandler); | |
| 6891 | |
| 6892 if (xterm_dpy == NULL) | |
| 6893 { | |
| 6894 if (p_verbose > 0) | |
| 292 | 6895 verb_msg((char_u *)_("Opening the X display failed")); |
| 7 | 6896 return; |
| 6897 } | |
| 6898 | |
| 6899 /* Catch terminating error of the X server connection. */ | |
| 6900 (void)XSetIOErrorHandler(x_IOerror_handler); | |
| 6901 | |
| 6902 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 6903 if (p_verbose > 0) | |
| 292 | 6904 { |
| 6905 verbose_enter(); | |
| 7 | 6906 xopen_message(&start_tv); |
| 292 | 6907 verbose_leave(); |
| 6908 } | |
| 7 | 6909 # endif |
| 6910 | |
| 6911 /* Create a Shell to make converters work. */ | |
| 6912 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm", | |
| 6913 applicationShellWidgetClass, xterm_dpy, | |
| 6914 NULL); | |
| 6915 if (AppShell == (Widget)0) | |
| 6916 return; | |
| 6917 xterm_Shell = XtVaCreatePopupShell("VIM", | |
| 6918 topLevelShellWidgetClass, AppShell, | |
| 6919 XtNmappedWhenManaged, 0, | |
| 6920 XtNwidth, 1, | |
| 6921 XtNheight, 1, | |
| 6922 NULL); | |
| 6923 if (xterm_Shell == (Widget)0) | |
| 6924 return; | |
| 6925 | |
| 6926 x11_setup_atoms(xterm_dpy); | |
|
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
6927 x11_setup_selection(xterm_Shell); |
| 7 | 6928 if (x11_display == NULL) |
| 6929 x11_display = xterm_dpy; | |
| 6930 | |
| 6931 XtRealizeWidget(xterm_Shell); | |
| 6932 XSync(xterm_dpy, False); | |
| 6933 xterm_update(); | |
| 6934 } | |
| 6935 if (xterm_Shell != (Widget)0) | |
| 6936 { | |
| 6937 clip_init(TRUE); | |
| 6938 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL) | |
| 6939 x11_window = (Window)atol(strp); | |
| 6940 /* Check if $WINDOWID is valid. */ | |
| 6941 if (test_x11_window(xterm_dpy) == FAIL) | |
| 6942 x11_window = 0; | |
| 6943 if (x11_window != 0) | |
| 6944 xterm_trace = 0; | |
| 6945 } | |
| 6946 } | |
| 6947 | |
| 6948 void | |
| 6949 start_xterm_trace(button) | |
| 6950 int button; | |
| 6951 { | |
| 6952 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0) | |
| 6953 return; | |
| 6954 xterm_trace = 1; | |
| 6955 xterm_button = button; | |
| 6956 do_xterm_trace(); | |
| 6957 } | |
| 6958 | |
| 6959 | |
| 6960 void | |
| 6961 stop_xterm_trace() | |
| 6962 { | |
| 6963 if (xterm_trace < 0) | |
| 6964 return; | |
| 6965 xterm_trace = 0; | |
| 6966 } | |
| 6967 | |
| 6968 /* | |
| 6969 * Query the xterm pointer and generate mouse termcodes if necessary | |
| 6970 * return TRUE if dragging is active, else FALSE | |
| 6971 */ | |
| 6972 static int | |
| 6973 do_xterm_trace() | |
| 6974 { | |
| 6975 Window root, child; | |
| 6976 int root_x, root_y; | |
| 6977 int win_x, win_y; | |
| 6978 int row, col; | |
| 6979 int_u mask_return; | |
| 6980 char_u buf[50]; | |
| 6981 char_u *strp; | |
| 6982 long got_hints; | |
| 6983 static char_u *mouse_code; | |
| 6984 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER}; | |
| 6985 static int prev_row = 0, prev_col = 0; | |
| 6986 static XSizeHints xterm_hints; | |
| 6987 | |
| 6988 if (xterm_trace <= 0) | |
| 6989 return FALSE; | |
| 6990 | |
| 6991 if (xterm_trace == 1) | |
| 6992 { | |
| 6993 /* Get the hints just before tracking starts. The font size might | |
| 1510 | 6994 * have changed recently. */ |
| 6995 if (!XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints) | |
| 6996 || !(got_hints & PResizeInc) | |
| 7 | 6997 || xterm_hints.width_inc <= 1 |
| 6998 || xterm_hints.height_inc <= 1) | |
| 6999 { | |
| 7000 xterm_trace = -1; /* Not enough data -- disable tracing */ | |
| 7001 return FALSE; | |
| 7002 } | |
| 7003 | |
| 7004 /* Rely on the same mouse code for the duration of this */ | |
| 7005 mouse_code = find_termcode(mouse_name); | |
| 7006 prev_row = mouse_row; | |
| 7009 | 7007 prev_col = mouse_col; |
| 7 | 7008 xterm_trace = 2; |
| 7009 | |
| 7010 /* Find the offset of the chars, there might be a scrollbar on the | |
| 7011 * left of the window and/or a menu on the top (eterm etc.) */ | |
| 7012 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
| 7013 &win_x, &win_y, &mask_return); | |
| 7014 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row) | |
| 7015 - (xterm_hints.height_inc / 2); | |
| 7016 if (xterm_hints.y <= xterm_hints.height_inc / 2) | |
| 7017 xterm_hints.y = 2; | |
| 7018 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col) | |
| 7019 - (xterm_hints.width_inc / 2); | |
| 7020 if (xterm_hints.x <= xterm_hints.width_inc / 2) | |
| 7021 xterm_hints.x = 2; | |
| 7022 return TRUE; | |
| 7023 } | |
| 2768 | 7024 if (mouse_code == NULL || STRLEN(mouse_code) > 45) |
| 7 | 7025 { |
| 7026 xterm_trace = 0; | |
| 7027 return FALSE; | |
| 7028 } | |
| 7029 | |
| 7030 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
| 7031 &win_x, &win_y, &mask_return); | |
| 7032 | |
| 7033 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc); | |
| 7034 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc); | |
| 7035 if (row == prev_row && col == prev_col) | |
| 7036 return TRUE; | |
| 7037 | |
| 7038 STRCPY(buf, mouse_code); | |
| 7039 strp = buf + STRLEN(buf); | |
| 7040 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20; | |
| 7041 *strp++ = (char_u)(col + ' ' + 1); | |
| 7042 *strp++ = (char_u)(row + ' ' + 1); | |
| 7043 *strp = 0; | |
| 7044 add_to_input_buf(buf, STRLEN(buf)); | |
| 7045 | |
| 7046 prev_row = row; | |
| 7047 prev_col = col; | |
| 7048 return TRUE; | |
| 7049 } | |
| 7050 | |
| 7051 # if defined(FEAT_GUI) || defined(PROTO) | |
| 7052 /* | |
| 7053 * Destroy the display, window and app_context. Required for GTK. | |
| 7054 */ | |
| 7055 void | |
| 7056 clear_xterm_clip() | |
| 7057 { | |
| 7058 if (xterm_Shell != (Widget)0) | |
| 7059 { | |
| 7060 XtDestroyWidget(xterm_Shell); | |
| 7061 xterm_Shell = (Widget)0; | |
| 7062 } | |
| 7063 if (xterm_dpy != NULL) | |
| 7064 { | |
| 1605 | 7065 # if 0 |
| 7 | 7066 /* Lesstif and Solaris crash here, lose some memory */ |
| 7067 XtCloseDisplay(xterm_dpy); | |
| 1605 | 7068 # endif |
| 7 | 7069 if (x11_display == xterm_dpy) |
| 7070 x11_display = NULL; | |
| 7071 xterm_dpy = NULL; | |
| 7072 } | |
| 1605 | 7073 # if 0 |
| 7 | 7074 if (app_context != (XtAppContext)NULL) |
| 7075 { | |
| 7076 /* Lesstif and Solaris crash here, lose some memory */ | |
| 7077 XtDestroyApplicationContext(app_context); | |
| 7078 app_context = (XtAppContext)NULL; | |
| 7079 } | |
| 1605 | 7080 # endif |
| 7 | 7081 } |
| 7082 # endif | |
| 7083 | |
| 7084 /* | |
| 4230 | 7085 * Catch up with GUI or X events. |
| 7086 */ | |
| 7087 static void | |
| 7088 clip_update() | |
| 7089 { | |
| 7090 # ifdef FEAT_GUI | |
| 7091 if (gui.in_use) | |
| 7092 gui_mch_update(); | |
| 7093 else | |
| 7094 # endif | |
| 7095 if (xterm_Shell != (Widget)0) | |
| 7096 xterm_update(); | |
| 7097 } | |
| 7098 | |
| 7099 /* | |
| 7 | 7100 * Catch up with any queued X events. This may put keyboard input into the |
| 7101 * input buffer, call resize call-backs, trigger timers etc. If there is | |
| 7102 * nothing in the X event queue (& no timers pending), then we return | |
| 7103 * immediately. | |
| 7104 */ | |
| 7105 static void | |
| 7106 xterm_update() | |
| 7107 { | |
| 7108 XEvent event; | |
| 7109 | |
| 6683 | 7110 for (;;) |
| 7 | 7111 { |
|
7109
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diff
changeset
|
7112 XtInputMask mask = XtAppPending(app_context); |
|
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commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
7113 |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7114 if (mask == 0 || vim_is_input_buf_full()) |
| 6683 | 7115 break; |
| 7116 | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7117 if (mask & XtIMXEvent) |
| 7 | 7118 { |
| 6683 | 7119 /* There is an event to process. */ |
|
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Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7120 XtAppNextEvent(app_context, &event); |
| 6683 | 7121 #ifdef FEAT_CLIENTSERVER |
| 7122 { | |
| 7123 XPropertyEvent *e = (XPropertyEvent *)&event; | |
| 7124 | |
| 7125 if (e->type == PropertyNotify && e->window == commWindow | |
| 7 | 7126 && e->atom == commProperty && e->state == PropertyNewValue) |
|
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commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7127 serverEventProc(xterm_dpy, &event, 0); |
| 6683 | 7128 } |
| 7129 #endif | |
|
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commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
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parents:
7009
diff
changeset
|
7130 XtDispatchEvent(&event); |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7131 } |
| 6683 | 7132 else |
| 7133 { | |
| 7134 /* There is something else than an event to process. */ | |
|
7109
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commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7135 XtAppProcessEvent(app_context, mask); |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7136 } |
| 7 | 7137 } |
| 7138 } | |
| 7139 | |
| 7140 int | |
| 7141 clip_xterm_own_selection(cbd) | |
| 7142 VimClipboard *cbd; | |
| 7143 { | |
| 7144 if (xterm_Shell != (Widget)0) | |
| 7145 return clip_x11_own_selection(xterm_Shell, cbd); | |
| 7146 return FAIL; | |
| 7147 } | |
| 7148 | |
| 7149 void | |
| 7150 clip_xterm_lose_selection(cbd) | |
| 7151 VimClipboard *cbd; | |
| 7152 { | |
| 7153 if (xterm_Shell != (Widget)0) | |
| 7154 clip_x11_lose_selection(xterm_Shell, cbd); | |
| 7155 } | |
| 7156 | |
| 7157 void | |
| 7158 clip_xterm_request_selection(cbd) | |
| 7159 VimClipboard *cbd; | |
| 7160 { | |
| 7161 if (xterm_Shell != (Widget)0) | |
| 7162 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd); | |
| 7163 } | |
| 7164 | |
| 7165 void | |
| 7166 clip_xterm_set_selection(cbd) | |
| 7167 VimClipboard *cbd; | |
| 7168 { | |
| 7169 clip_x11_set_selection(cbd); | |
| 7170 } | |
| 7171 #endif | |
| 7172 | |
| 7173 | |
| 7174 #if defined(USE_XSMP) || defined(PROTO) | |
| 7175 /* | |
| 7176 * Code for X Session Management Protocol. | |
| 7177 */ | |
| 7178 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast)); | |
| 7179 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7180 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7181 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7182 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData)); | |
| 7183 | |
| 7184 | |
| 7185 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
| 7186 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7187 | |
| 7188 /* | |
| 7189 * This is our chance to ask the user if they want to save, | |
| 7190 * or abort the logout | |
| 7191 */ | |
| 7192 static void | |
| 7193 xsmp_handle_interaction(smc_conn, client_data) | |
| 7194 SmcConn smc_conn; | |
| 1883 | 7195 SmPointer client_data UNUSED; |
| 7 | 7196 { |
| 7197 cmdmod_T save_cmdmod; | |
| 7198 int cancel_shutdown = False; | |
| 7199 | |
| 7200 save_cmdmod = cmdmod; | |
| 7201 cmdmod.confirm = TRUE; | |
| 7202 if (check_changed_any(FALSE)) | |
| 7203 /* Mustn't logout */ | |
| 7204 cancel_shutdown = True; | |
| 7205 cmdmod = save_cmdmod; | |
| 7206 setcursor(); /* position cursor */ | |
| 7207 out_flush(); | |
| 7208 | |
| 7209 /* Done interaction */ | |
| 7210 SmcInteractDone(smc_conn, cancel_shutdown); | |
| 7211 | |
| 7212 /* Finish off | |
| 7213 * Only end save-yourself here if we're not cancelling shutdown; | |
| 7214 * we'll get a cancelled callback later in which we'll end it. | |
| 7215 * Hopefully get around glitchy SMs (like GNOME-1) | |
| 7216 */ | |
| 7217 if (!cancel_shutdown) | |
| 7218 { | |
| 7219 xsmp.save_yourself = False; | |
| 7220 SmcSaveYourselfDone(smc_conn, True); | |
| 7221 } | |
| 7222 } | |
| 7223 # endif | |
| 7224 | |
| 7225 /* | |
| 7226 * Callback that starts save-yourself. | |
| 7227 */ | |
| 7228 static void | |
| 7229 xsmp_handle_save_yourself(smc_conn, client_data, save_type, | |
| 7230 shutdown, interact_style, fast) | |
| 7231 SmcConn smc_conn; | |
| 1883 | 7232 SmPointer client_data UNUSED; |
| 7233 int save_type UNUSED; | |
| 7 | 7234 Bool shutdown; |
| 1883 | 7235 int interact_style UNUSED; |
| 7236 Bool fast UNUSED; | |
| 7 | 7237 { |
| 7238 /* Handle already being in saveyourself */ | |
| 7239 if (xsmp.save_yourself) | |
| 7240 SmcSaveYourselfDone(smc_conn, True); | |
| 7241 xsmp.save_yourself = True; | |
| 7242 xsmp.shutdown = shutdown; | |
| 7243 | |
| 7244 /* First up, preserve all files */ | |
| 7245 out_flush(); | |
| 7246 ml_sync_all(FALSE, FALSE); /* preserve all swap files */ | |
| 7247 | |
| 7248 if (p_verbose > 0) | |
| 292 | 7249 verb_msg((char_u *)_("XSMP handling save-yourself request")); |
| 7 | 7250 |
| 7251 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
| 7252 /* Now see if we can ask about unsaved files */ | |
| 7253 if (shutdown && !fast && gui.in_use) | |
| 7254 /* Need to interact with user, but need SM's permission */ | |
| 7255 SmcInteractRequest(smc_conn, SmDialogError, | |
| 7256 xsmp_handle_interaction, client_data); | |
| 7257 else | |
| 7258 # endif | |
| 7259 { | |
| 7260 /* Can stop the cycle here */ | |
| 7261 SmcSaveYourselfDone(smc_conn, True); | |
| 7262 xsmp.save_yourself = False; | |
| 7263 } | |
| 7264 } | |
| 7265 | |
| 7266 | |
| 7267 /* | |
| 7268 * Callback to warn us of imminent death. | |
| 7269 */ | |
| 7270 static void | |
| 7271 xsmp_die(smc_conn, client_data) | |
| 1883 | 7272 SmcConn smc_conn UNUSED; |
| 7273 SmPointer client_data UNUSED; | |
| 7 | 7274 { |
| 7275 xsmp_close(); | |
| 7276 | |
| 7277 /* quit quickly leaving swapfiles for modified buffers behind */ | |
| 7278 getout_preserve_modified(0); | |
| 7279 } | |
| 7280 | |
| 7281 | |
| 7282 /* | |
| 7283 * Callback to tell us that save-yourself has completed. | |
| 7284 */ | |
| 7285 static void | |
| 7286 xsmp_save_complete(smc_conn, client_data) | |
| 1883 | 7287 SmcConn smc_conn UNUSED; |
| 7288 SmPointer client_data UNUSED; | |
| 7 | 7289 { |
| 7290 xsmp.save_yourself = False; | |
| 7291 } | |
| 7292 | |
| 7293 | |
| 7294 /* | |
| 7295 * Callback to tell us that an instigated shutdown was cancelled | |
| 7296 * (maybe even by us) | |
| 7297 */ | |
| 7298 static void | |
| 7299 xsmp_shutdown_cancelled(smc_conn, client_data) | |
| 7300 SmcConn smc_conn; | |
| 1883 | 7301 SmPointer client_data UNUSED; |
| 7 | 7302 { |
| 7303 if (xsmp.save_yourself) | |
| 7304 SmcSaveYourselfDone(smc_conn, True); | |
| 7305 xsmp.save_yourself = False; | |
| 7306 xsmp.shutdown = False; | |
| 7307 } | |
| 7308 | |
| 7309 | |
| 7310 /* | |
| 7311 * Callback to tell us that a new ICE connection has been established. | |
| 7312 */ | |
| 7313 static void | |
| 7314 xsmp_ice_connection(iceConn, clientData, opening, watchData) | |
| 7315 IceConn iceConn; | |
| 1883 | 7316 IcePointer clientData UNUSED; |
| 7 | 7317 Bool opening; |
| 1883 | 7318 IcePointer *watchData UNUSED; |
| 7 | 7319 { |
| 7320 /* Intercept creation of ICE connection fd */ | |
| 7321 if (opening) | |
| 7322 { | |
| 7323 xsmp_icefd = IceConnectionNumber(iceConn); | |
| 7324 IceRemoveConnectionWatch(xsmp_ice_connection, NULL); | |
| 7325 } | |
| 7326 } | |
| 7327 | |
| 7328 | |
| 7329 /* Handle any ICE processing that's required; return FAIL if SM lost */ | |
| 7330 int | |
| 7331 xsmp_handle_requests() | |
| 7332 { | |
| 7333 Bool rep; | |
| 7334 | |
| 7335 if (IceProcessMessages(xsmp.iceconn, NULL, &rep) | |
| 7336 == IceProcessMessagesIOError) | |
| 7337 { | |
| 7338 /* Lost ICE */ | |
| 7339 if (p_verbose > 0) | |
| 292 | 7340 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 7341 xsmp_close(); |
| 7342 return FAIL; | |
| 7343 } | |
| 7344 else | |
| 7345 return OK; | |
| 7346 } | |
| 7347 | |
| 7348 static int dummy; | |
| 7349 | |
| 7350 /* Set up X Session Management Protocol */ | |
| 7351 void | |
| 7352 xsmp_init(void) | |
| 7353 { | |
| 7354 char errorstring[80]; | |
| 7355 SmcCallbacks smcallbacks; | |
| 7356 #if 0 | |
| 7357 SmPropValue smname; | |
| 7358 SmProp smnameprop; | |
| 7359 SmProp *smprops[1]; | |
| 7360 #endif | |
| 7361 | |
| 7362 if (p_verbose > 0) | |
| 292 | 7363 verb_msg((char_u *)_("XSMP opening connection")); |
| 7 | 7364 |
| 7365 xsmp.save_yourself = xsmp.shutdown = False; | |
| 7366 | |
| 7367 /* Set up SM callbacks - must have all, even if they're not used */ | |
| 7368 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself; | |
| 7369 smcallbacks.save_yourself.client_data = NULL; | |
| 7370 smcallbacks.die.callback = xsmp_die; | |
| 7371 smcallbacks.die.client_data = NULL; | |
| 7372 smcallbacks.save_complete.callback = xsmp_save_complete; | |
| 7373 smcallbacks.save_complete.client_data = NULL; | |
| 7374 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled; | |
| 7375 smcallbacks.shutdown_cancelled.client_data = NULL; | |
| 7376 | |
| 7377 /* Set up a watch on ICE connection creations. The "dummy" argument is | |
| 7378 * apparently required for FreeBSD (we get a BUS error when using NULL). */ | |
| 7379 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0) | |
| 7380 { | |
| 7381 if (p_verbose > 0) | |
| 292 | 7382 verb_msg((char_u *)_("XSMP ICE connection watch failed")); |
| 7 | 7383 return; |
| 7384 } | |
| 7385 | |
| 7386 /* Create an SM connection */ | |
| 7387 xsmp.smcconn = SmcOpenConnection( | |
| 7388 NULL, | |
| 7389 NULL, | |
| 7390 SmProtoMajor, | |
| 7391 SmProtoMinor, | |
| 7392 SmcSaveYourselfProcMask | SmcDieProcMask | |
| 7393 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask, | |
| 7394 &smcallbacks, | |
| 7395 NULL, | |
| 1605 | 7396 &xsmp.clientid, |
| 7 | 7397 sizeof(errorstring), |
| 7398 errorstring); | |
| 7399 if (xsmp.smcconn == NULL) | |
| 7400 { | |
| 7401 char errorreport[132]; | |
| 273 | 7402 |
| 292 | 7403 if (p_verbose > 0) |
| 7404 { | |
| 7405 vim_snprintf(errorreport, sizeof(errorreport), | |
| 273 | 7406 _("XSMP SmcOpenConnection failed: %s"), errorstring); |
| 292 | 7407 verb_msg((char_u *)errorreport); |
| 7408 } | |
| 7 | 7409 return; |
| 7410 } | |
| 7411 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn); | |
| 7412 | |
| 7413 #if 0 | |
| 7414 /* ID ourselves */ | |
| 7415 smname.value = "vim"; | |
| 7416 smname.length = 3; | |
| 7417 smnameprop.name = "SmProgram"; | |
| 7418 smnameprop.type = "SmARRAY8"; | |
| 7419 smnameprop.num_vals = 1; | |
| 7420 smnameprop.vals = &smname; | |
| 7421 | |
| 7422 smprops[0] = &smnameprop; | |
| 7423 SmcSetProperties(xsmp.smcconn, 1, smprops); | |
| 7424 #endif | |
| 7425 } | |
| 7426 | |
| 7427 | |
| 7428 /* Shut down XSMP comms. */ | |
| 7429 void | |
| 7430 xsmp_close() | |
| 7431 { | |
| 7432 if (xsmp_icefd != -1) | |
| 7433 { | |
| 7434 SmcCloseConnection(xsmp.smcconn, 0, NULL); | |
| 1737 | 7435 if (xsmp.clientid != NULL) |
| 7436 free(xsmp.clientid); | |
| 1605 | 7437 xsmp.clientid = NULL; |
| 7 | 7438 xsmp_icefd = -1; |
| 7439 } | |
| 7440 } | |
| 7441 #endif /* USE_XSMP */ | |
| 7442 | |
| 7443 | |
| 7444 #ifdef EBCDIC | |
| 7445 /* Translate character to its CTRL- value */ | |
| 7446 char CtrlTable[] = | |
| 7447 { | |
| 7448 /* 00 - 5E */ | |
| 7449 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7450 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7451 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7452 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7453 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7454 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7455 /* ^ */ 0x1E, | |
| 7456 /* - */ 0x1F, | |
| 7457 /* 61 - 6C */ | |
| 7458 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7459 /* _ */ 0x1F, | |
| 7460 /* 6E - 80 */ | |
| 7461 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7462 /* a */ 0x01, | |
| 7463 /* b */ 0x02, | |
| 7464 /* c */ 0x03, | |
| 7465 /* d */ 0x37, | |
| 7466 /* e */ 0x2D, | |
| 7467 /* f */ 0x2E, | |
| 7468 /* g */ 0x2F, | |
| 7469 /* h */ 0x16, | |
| 7470 /* i */ 0x05, | |
| 7471 /* 8A - 90 */ | |
| 7472 0, 0, 0, 0, 0, 0, 0, | |
| 7473 /* j */ 0x15, | |
| 7474 /* k */ 0x0B, | |
| 7475 /* l */ 0x0C, | |
| 7476 /* m */ 0x0D, | |
| 7477 /* n */ 0x0E, | |
| 7478 /* o */ 0x0F, | |
| 7479 /* p */ 0x10, | |
| 7480 /* q */ 0x11, | |
| 7481 /* r */ 0x12, | |
| 7482 /* 9A - A1 */ | |
| 7483 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7484 /* s */ 0x13, | |
| 7485 /* t */ 0x3C, | |
| 7486 /* u */ 0x3D, | |
| 7487 /* v */ 0x32, | |
| 7488 /* w */ 0x26, | |
| 7489 /* x */ 0x18, | |
| 7490 /* y */ 0x19, | |
| 7491 /* z */ 0x3F, | |
| 7492 /* AA - AC */ | |
| 7493 0, 0, 0, | |
| 7494 /* [ */ 0x27, | |
| 7495 /* AE - BC */ | |
| 7496 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7497 /* ] */ 0x1D, | |
| 7498 /* BE - C0 */ 0, 0, 0, | |
| 7499 /* A */ 0x01, | |
| 7500 /* B */ 0x02, | |
| 7501 /* C */ 0x03, | |
| 7502 /* D */ 0x37, | |
| 7503 /* E */ 0x2D, | |
| 7504 /* F */ 0x2E, | |
| 7505 /* G */ 0x2F, | |
| 7506 /* H */ 0x16, | |
| 7507 /* I */ 0x05, | |
| 7508 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0, | |
| 7509 /* J */ 0x15, | |
| 7510 /* K */ 0x0B, | |
| 7511 /* L */ 0x0C, | |
| 7512 /* M */ 0x0D, | |
| 7513 /* N */ 0x0E, | |
| 7514 /* O */ 0x0F, | |
| 7515 /* P */ 0x10, | |
| 7516 /* Q */ 0x11, | |
| 7517 /* R */ 0x12, | |
| 7518 /* DA - DF */ 0, 0, 0, 0, 0, 0, | |
| 7519 /* \ */ 0x1C, | |
| 7520 /* E1 */ 0, | |
| 7521 /* S */ 0x13, | |
| 7522 /* T */ 0x3C, | |
| 7523 /* U */ 0x3D, | |
| 7524 /* V */ 0x32, | |
| 7525 /* W */ 0x26, | |
| 7526 /* X */ 0x18, | |
| 7527 /* Y */ 0x19, | |
| 7528 /* Z */ 0x3F, | |
| 7529 /* EA - FF*/ 0, 0, 0, 0, 0, 0, | |
| 7530 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7531 }; | |
| 7532 | |
| 7533 char MetaCharTable[]= | |
| 7534 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
| 7535 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0, | |
| 7536 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0, | |
| 7537 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0, | |
| 7538 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0 | |
| 7539 }; | |
| 7540 | |
| 7541 | |
| 7542 /* TODO: Use characters NOT numbers!!! */ | |
| 7543 char CtrlCharTable[]= | |
| 7544 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
| 7545 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214, | |
| 7546 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109, | |
| 7547 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199, | |
| 7548 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233, | |
| 7549 }; | |
| 7550 | |
| 7551 | |
| 7552 #endif |