Mercurial > vim
annotate src/os_unix.c @ 5704:47a673b20e49 v7.4.197
updated for version 7.4.197
Problem: Various problems on VMS.
Solution: Fix several VMS problems. (Zoltan Arpadffy)
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Wed, 12 Mar 2014 16:51:55 +0100 |
| parents | 2f99966971b0 |
| children | 5ab2946f7ce5 |
| 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 | |
| 7 | 49 /* |
| 50 * Use this prototype for select, some include files have a wrong prototype | |
| 51 */ | |
| 1076 | 52 #ifndef __TANDEM |
| 53 # undef select | |
| 54 # ifdef __BEOS__ | |
| 55 # define select beos_select | |
| 56 # endif | |
| 7 | 57 #endif |
| 58 | |
| 1102 | 59 #ifdef __CYGWIN__ |
| 60 # ifndef WIN32 | |
| 1657 | 61 # include <cygwin/version.h> |
| 62 # include <sys/cygwin.h> /* for cygwin_conv_to_posix_path() and/or | |
| 63 * for cygwin_conv_path() */ | |
| 4168 | 64 # ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
| 65 # define WIN32_LEAN_AND_MEAN | |
| 66 # include <windows.h> | |
| 67 # include "winclip.pro" | |
| 68 # endif | |
| 1102 | 69 # endif |
| 70 #endif | |
| 71 | |
| 7 | 72 #if defined(HAVE_SELECT) |
| 73 extern int select __ARGS((int, fd_set *, fd_set *, fd_set *, struct timeval *)); | |
| 74 #endif | |
| 75 | |
| 76 #ifdef FEAT_MOUSE_GPM | |
| 77 # include <gpm.h> | |
| 78 /* <linux/keyboard.h> contains defines conflicting with "keymap.h", | |
| 79 * I just copied relevant defines here. A cleaner solution would be to put gpm | |
| 80 * code into separate file and include there linux/keyboard.h | |
| 81 */ | |
| 82 /* #include <linux/keyboard.h> */ | |
| 83 # define KG_SHIFT 0 | |
| 84 # define KG_CTRL 2 | |
| 85 # define KG_ALT 3 | |
| 86 # define KG_ALTGR 1 | |
| 87 # define KG_SHIFTL 4 | |
| 88 # define KG_SHIFTR 5 | |
| 89 # define KG_CTRLL 6 | |
| 90 # define KG_CTRLR 7 | |
| 91 # define KG_CAPSSHIFT 8 | |
| 92 | |
| 93 static void gpm_close __ARGS((void)); | |
| 94 static int gpm_open __ARGS((void)); | |
| 95 static int mch_gpm_process __ARGS((void)); | |
| 96 #endif | |
| 97 | |
| 1620 | 98 #ifdef FEAT_SYSMOUSE |
| 99 # include <sys/consio.h> | |
| 100 # include <sys/fbio.h> | |
| 101 | |
| 102 static int sysmouse_open __ARGS((void)); | |
| 103 static void sysmouse_close __ARGS((void)); | |
| 104 static RETSIGTYPE sig_sysmouse __ARGS(SIGPROTOARG); | |
| 105 #endif | |
| 106 | |
| 7 | 107 /* |
| 108 * end of autoconf section. To be extended... | |
| 109 */ | |
| 110 | |
| 111 /* Are the following #ifdefs still required? And why? Is that for X11? */ | |
| 112 | |
| 113 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO) | |
| 114 # ifdef SIGWINCH | |
| 115 # undef SIGWINCH | |
| 116 # endif | |
| 117 # ifdef TIOCGWINSZ | |
| 118 # undef TIOCGWINSZ | |
| 119 # endif | |
| 120 #endif | |
| 121 | |
| 122 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */ | |
| 123 # define SIGWINCH SIGWINDOW | |
| 124 #endif | |
| 125 | |
| 126 #ifdef FEAT_X11 | |
| 127 # include <X11/Xlib.h> | |
| 128 # include <X11/Xutil.h> | |
| 129 # include <X11/Xatom.h> | |
| 130 # ifdef FEAT_XCLIPBOARD | |
| 131 # include <X11/Intrinsic.h> | |
| 132 # include <X11/Shell.h> | |
| 133 # include <X11/StringDefs.h> | |
| 134 static Widget xterm_Shell = (Widget)0; | |
| 4230 | 135 static void clip_update __ARGS((void)); |
| 7 | 136 static void xterm_update __ARGS((void)); |
| 137 # endif | |
| 138 | |
| 139 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE) | |
| 140 Window x11_window = 0; | |
| 141 # endif | |
| 142 Display *x11_display = NULL; | |
| 143 | |
| 144 # ifdef FEAT_TITLE | |
| 145 static int get_x11_windis __ARGS((void)); | |
| 146 static void set_x11_title __ARGS((char_u *)); | |
| 147 static void set_x11_icon __ARGS((char_u *)); | |
| 148 # endif | |
| 149 #endif | |
| 150 | |
| 151 #ifdef FEAT_TITLE | |
| 152 static int get_x11_title __ARGS((int)); | |
| 153 static int get_x11_icon __ARGS((int)); | |
| 154 | |
| 155 static char_u *oldtitle = NULL; | |
| 156 static int did_set_title = FALSE; | |
| 157 static char_u *oldicon = NULL; | |
| 158 static int did_set_icon = FALSE; | |
| 159 #endif | |
| 160 | |
| 161 static void may_core_dump __ARGS((void)); | |
| 162 | |
| 3048 | 163 #ifdef HAVE_UNION_WAIT |
| 164 typedef union wait waitstatus; | |
| 165 #else | |
| 166 typedef int waitstatus; | |
| 167 #endif | |
| 3062 | 168 static pid_t wait4pid __ARGS((pid_t, waitstatus *)); |
| 3048 | 169 |
| 7 | 170 static int WaitForChar __ARGS((long)); |
| 5541 | 171 #if defined(__BEOS__) || defined(VMS) |
| 7 | 172 int RealWaitForChar __ARGS((int, long, int *)); |
| 173 #else | |
| 174 static int RealWaitForChar __ARGS((int, long, int *)); | |
| 175 #endif | |
| 176 | |
| 177 #ifdef FEAT_XCLIPBOARD | |
| 178 static int do_xterm_trace __ARGS((void)); | |
| 331 | 179 # define XT_TRACE_DELAY 50 /* delay for xterm tracing */ |
| 7 | 180 #endif |
| 181 | |
| 182 static void handle_resize __ARGS((void)); | |
| 183 | |
| 184 #if defined(SIGWINCH) | |
| 185 static RETSIGTYPE sig_winch __ARGS(SIGPROTOARG); | |
| 186 #endif | |
| 187 #if defined(SIGINT) | |
| 188 static RETSIGTYPE catch_sigint __ARGS(SIGPROTOARG); | |
| 189 #endif | |
| 190 #if defined(SIGPWR) | |
| 191 static RETSIGTYPE catch_sigpwr __ARGS(SIGPROTOARG); | |
| 192 #endif | |
| 193 #if defined(SIGALRM) && defined(FEAT_X11) \ | |
| 194 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK) | |
| 195 # define SET_SIG_ALARM | |
| 196 static RETSIGTYPE sig_alarm __ARGS(SIGPROTOARG); | |
| 1832 | 197 /* volatile because it is used in signal handler sig_alarm(). */ |
| 198 static volatile int sig_alarm_called; | |
| 7 | 199 #endif |
| 200 static RETSIGTYPE deathtrap __ARGS(SIGPROTOARG); | |
| 201 | |
| 167 | 202 static void catch_int_signal __ARGS((void)); |
| 7 | 203 static void set_signals __ARGS((void)); |
| 204 static void catch_signals __ARGS((RETSIGTYPE (*func_deadly)(), RETSIGTYPE (*func_other)())); | |
| 205 #ifndef __EMX__ | |
| 206 static int have_wildcard __ARGS((int, char_u **)); | |
| 207 static int have_dollars __ARGS((int, char_u **)); | |
| 208 #endif | |
| 209 | |
| 210 #ifndef __EMX__ | |
| 211 static int save_patterns __ARGS((int num_pat, char_u **pat, int *num_file, char_u ***file)); | |
| 212 #endif | |
| 213 | |
| 214 #ifndef SIG_ERR | |
| 1879 | 215 # define SIG_ERR ((RETSIGTYPE (*)())-1) |
| 7 | 216 #endif |
| 217 | |
| 1832 | 218 /* volatile because it is used in signal handler sig_winch(). */ |
| 219 static volatile int do_resize = FALSE; | |
| 7 | 220 #ifndef __EMX__ |
| 221 static char_u *extra_shell_arg = NULL; | |
| 222 static int show_shell_mess = TRUE; | |
| 223 #endif | |
| 1832 | 224 /* volatile because it is used in signal handler deathtrap(). */ |
| 225 static volatile int deadly_signal = 0; /* The signal we caught */ | |
| 226 /* volatile because it is used in signal handler deathtrap(). */ | |
| 227 static volatile int in_mch_delay = FALSE; /* sleeping in mch_delay() */ | |
| 7 | 228 |
| 229 static int curr_tmode = TMODE_COOK; /* contains current terminal mode */ | |
| 230 | |
| 231 #ifdef USE_XSMP | |
| 232 typedef struct | |
| 233 { | |
| 234 SmcConn smcconn; /* The SM connection ID */ | |
| 235 IceConn iceconn; /* The ICE connection ID */ | |
|
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Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
236 char *clientid; /* The client ID for the current smc session */ |
| 7 | 237 Bool save_yourself; /* If we're in the middle of a save_yourself */ |
| 238 Bool shutdown; /* If we're in shutdown mode */ | |
| 239 } xsmp_config_T; | |
| 240 | |
| 241 static xsmp_config_T xsmp; | |
| 242 #endif | |
| 243 | |
| 244 #ifdef SYS_SIGLIST_DECLARED | |
| 245 /* | |
| 246 * I have seen | |
| 247 * extern char *_sys_siglist[NSIG]; | |
| 248 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings | |
| 249 * that describe the signals. That is nearly what we want here. But | |
| 250 * autoconf does only check for sys_siglist (without the underscore), I | |
| 251 * do not want to change everything today.... jw. | |
| 252 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in | |
| 253 */ | |
| 254 #endif | |
| 255 | |
| 256 static struct signalinfo | |
| 257 { | |
| 258 int sig; /* Signal number, eg. SIGSEGV etc */ | |
| 259 char *name; /* Signal name (not char_u!). */ | |
| 260 char deadly; /* Catch as a deadly signal? */ | |
| 261 } signal_info[] = | |
| 262 { | |
| 263 #ifdef SIGHUP | |
| 264 {SIGHUP, "HUP", TRUE}, | |
| 265 #endif | |
| 266 #ifdef SIGQUIT | |
| 267 {SIGQUIT, "QUIT", TRUE}, | |
| 268 #endif | |
| 269 #ifdef SIGILL | |
| 270 {SIGILL, "ILL", TRUE}, | |
| 271 #endif | |
| 272 #ifdef SIGTRAP | |
| 273 {SIGTRAP, "TRAP", TRUE}, | |
| 274 #endif | |
| 275 #ifdef SIGABRT | |
| 276 {SIGABRT, "ABRT", TRUE}, | |
| 277 #endif | |
| 278 #ifdef SIGEMT | |
| 279 {SIGEMT, "EMT", TRUE}, | |
| 280 #endif | |
| 281 #ifdef SIGFPE | |
| 282 {SIGFPE, "FPE", TRUE}, | |
| 283 #endif | |
| 284 #ifdef SIGBUS | |
| 285 {SIGBUS, "BUS", TRUE}, | |
| 286 #endif | |
| 4074 | 287 #if defined(SIGSEGV) && !defined(FEAT_MZSCHEME) |
| 288 /* MzScheme uses SEGV in its garbage collector */ | |
| 7 | 289 {SIGSEGV, "SEGV", TRUE}, |
| 290 #endif | |
| 291 #ifdef SIGSYS | |
| 292 {SIGSYS, "SYS", TRUE}, | |
| 293 #endif | |
| 294 #ifdef SIGALRM | |
| 295 {SIGALRM, "ALRM", FALSE}, /* Perl's alarm() can trigger it */ | |
| 296 #endif | |
| 297 #ifdef SIGTERM | |
| 298 {SIGTERM, "TERM", TRUE}, | |
| 299 #endif | |
| 2701 | 300 #if defined(SIGVTALRM) && !defined(FEAT_RUBY) |
| 7 | 301 {SIGVTALRM, "VTALRM", TRUE}, |
| 302 #endif | |
| 1560 | 303 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME) && !defined(WE_ARE_PROFILING) |
| 304 /* MzScheme uses SIGPROF for its own needs; On Linux with profiling | |
| 305 * this makes Vim exit. WE_ARE_PROFILING is defined in Makefile. */ | |
| 7 | 306 {SIGPROF, "PROF", TRUE}, |
| 307 #endif | |
| 308 #ifdef SIGXCPU | |
| 309 {SIGXCPU, "XCPU", TRUE}, | |
| 310 #endif | |
| 311 #ifdef SIGXFSZ | |
| 312 {SIGXFSZ, "XFSZ", TRUE}, | |
| 313 #endif | |
| 314 #ifdef SIGUSR1 | |
| 315 {SIGUSR1, "USR1", TRUE}, | |
| 316 #endif | |
| 1620 | 317 #if defined(SIGUSR2) && !defined(FEAT_SYSMOUSE) |
| 318 /* Used for sysmouse handling */ | |
| 7 | 319 {SIGUSR2, "USR2", TRUE}, |
| 320 #endif | |
| 321 #ifdef SIGINT | |
| 322 {SIGINT, "INT", FALSE}, | |
| 323 #endif | |
| 324 #ifdef SIGWINCH | |
| 325 {SIGWINCH, "WINCH", FALSE}, | |
| 326 #endif | |
| 327 #ifdef SIGTSTP | |
| 328 {SIGTSTP, "TSTP", FALSE}, | |
| 329 #endif | |
| 330 #ifdef SIGPIPE | |
| 331 {SIGPIPE, "PIPE", FALSE}, | |
| 332 #endif | |
| 333 {-1, "Unknown!", FALSE} | |
| 334 }; | |
| 335 | |
| 1935 | 336 int |
| 337 mch_chdir(path) | |
| 338 char *path; | |
| 339 { | |
| 340 if (p_verbose >= 5) | |
| 341 { | |
| 342 verbose_enter(); | |
| 343 smsg((char_u *)"chdir(%s)", path); | |
| 344 verbose_leave(); | |
| 345 } | |
| 346 # ifdef VMS | |
| 347 return chdir(vms_fixfilename(path)); | |
| 348 # else | |
| 349 return chdir(path); | |
| 350 # endif | |
| 351 } | |
| 352 | |
| 1757 | 353 /* |
| 354 * Write s[len] to the screen. | |
| 355 */ | |
| 7 | 356 void |
| 357 mch_write(s, len) | |
| 358 char_u *s; | |
| 359 int len; | |
| 360 { | |
| 1757 | 361 ignored = (int)write(1, (char *)s, len); |
| 7 | 362 if (p_wd) /* Unix is too fast, slow down a bit more */ |
| 363 RealWaitForChar(read_cmd_fd, p_wd, NULL); | |
| 364 } | |
| 365 | |
| 366 /* | |
| 1450 | 367 * mch_inchar(): low level input function. |
| 7 | 368 * Get a characters from the keyboard. |
| 369 * Return the number of characters that are available. | |
| 370 * If wtime == 0 do not wait for characters. | |
| 371 * If wtime == n wait a short time for characters. | |
| 372 * If wtime == -1 wait forever for characters. | |
| 373 */ | |
| 374 int | |
| 375 mch_inchar(buf, maxlen, wtime, tb_change_cnt) | |
| 376 char_u *buf; | |
| 377 int maxlen; | |
| 378 long wtime; /* don't use "time", MIPS cannot handle it */ | |
| 379 int tb_change_cnt; | |
| 380 { | |
| 381 int len; | |
| 382 | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
383 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
384 /* Process the queued netbeans messages. */ |
| 2210 | 385 netbeans_parse_messages(); |
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2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
386 #endif |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
387 |
| 7 | 388 /* Check if window changed size while we were busy, perhaps the ":set |
| 389 * columns=99" command was used. */ | |
| 390 while (do_resize) | |
| 391 handle_resize(); | |
| 392 | |
| 393 if (wtime >= 0) | |
| 394 { | |
| 395 while (WaitForChar(wtime) == 0) /* no character available */ | |
| 396 { | |
| 397 if (!do_resize) /* return if not interrupted by resize */ | |
| 398 return 0; | |
| 399 handle_resize(); | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
400 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
401 /* Process the queued netbeans messages. */ |
|
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2277
diff
changeset
|
402 netbeans_parse_messages(); |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
403 #endif |
| 7 | 404 } |
| 405 } | |
| 406 else /* wtime == -1 */ | |
| 407 { | |
| 408 /* | |
| 409 * If there is no character available within 'updatetime' seconds | |
| 216 | 410 * flush all the swap files to disk. |
| 7 | 411 * Also done when interrupted by SIGWINCH. |
| 412 */ | |
| 413 if (WaitForChar(p_ut) == 0) | |
| 414 { | |
| 415 #ifdef FEAT_AUTOCMD | |
| 609 | 416 if (trigger_cursorhold() && maxlen >= 3 |
| 417 && !typebuf_changed(tb_change_cnt)) | |
| 7 | 418 { |
| 216 | 419 buf[0] = K_SPECIAL; |
| 420 buf[1] = KS_EXTRA; | |
| 421 buf[2] = (int)KE_CURSORHOLD; | |
| 422 return 3; | |
| 7 | 423 } |
| 216 | 424 #endif |
| 369 | 425 before_blocking(); |
| 7 | 426 } |
| 427 } | |
| 428 | |
| 429 for (;;) /* repeat until we got a character */ | |
| 430 { | |
| 431 while (do_resize) /* window changed size */ | |
| 432 handle_resize(); | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
433 |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
434 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
435 /* Process the queued netbeans messages. */ |
|
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2277
diff
changeset
|
436 netbeans_parse_messages(); |
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2209
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Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
437 #endif |
| 7 | 438 /* |
| 2436 | 439 * We want to be interrupted by the winch signal |
| 440 * or by an event on the monitored file descriptors. | |
| 7 | 441 */ |
|
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Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
442 if (WaitForChar(-1L) == 0) |
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d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
443 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
444 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
|
445 handle_resize(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
446 return 0; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
447 } |
| 7 | 448 |
| 449 /* If input was put directly in typeahead buffer bail out here. */ | |
| 450 if (typebuf_changed(tb_change_cnt)) | |
| 451 return 0; | |
| 452 | |
| 453 /* | |
| 454 * For some terminals we only get one character at a time. | |
| 455 * We want the get all available characters, so we could keep on | |
| 456 * trying until none is available | |
| 457 * For some other terminals this is quite slow, that's why we don't do | |
| 458 * it. | |
| 459 */ | |
| 460 len = read_from_input_buf(buf, (long)maxlen); | |
| 461 if (len > 0) | |
| 462 { | |
| 463 #ifdef OS2 | |
| 464 int i; | |
| 465 | |
| 466 for (i = 0; i < len; i++) | |
| 467 if (buf[i] == 0) | |
| 468 buf[i] = K_NUL; | |
| 469 #endif | |
| 470 return len; | |
| 471 } | |
| 472 } | |
| 473 } | |
| 474 | |
| 475 static void | |
| 476 handle_resize() | |
| 477 { | |
| 478 do_resize = FALSE; | |
| 479 shell_resized(); | |
| 480 } | |
| 481 | |
| 482 /* | |
| 483 * return non-zero if a character is available | |
| 484 */ | |
| 485 int | |
| 486 mch_char_avail() | |
| 487 { | |
| 488 return WaitForChar(0L); | |
| 489 } | |
| 490 | |
| 491 #if defined(HAVE_TOTAL_MEM) || defined(PROTO) | |
| 492 # ifdef HAVE_SYS_RESOURCE_H | |
| 1879 | 493 # include <sys/resource.h> |
| 7 | 494 # endif |
| 495 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL) | |
| 496 # include <sys/sysctl.h> | |
| 497 # endif | |
| 498 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
| 499 # include <sys/sysinfo.h> | |
| 500 # endif | |
| 501 | |
| 502 /* | |
| 1110 | 503 * Return total amount of memory available in Kbyte. |
| 504 * Doesn't change when memory has been allocated. | |
| 7 | 505 */ |
| 506 long_u | |
| 507 mch_total_mem(special) | |
| 1877 | 508 int special UNUSED; |
| 7 | 509 { |
| 510 # ifdef __EMX__ | |
| 1110 | 511 return ulimit(3, 0L) >> 10; /* always 32MB? */ |
| 7 | 512 # else |
| 513 long_u mem = 0; | |
| 1110 | 514 long_u shiftright = 10; /* how much to shift "mem" right for Kbyte */ |
| 7 | 515 |
| 516 # ifdef HAVE_SYSCTL | |
| 517 int mib[2], physmem; | |
| 518 size_t len; | |
| 519 | |
| 520 /* BSD way of getting the amount of RAM available. */ | |
| 521 mib[0] = CTL_HW; | |
| 522 mib[1] = HW_USERMEM; | |
| 523 len = sizeof(physmem); | |
| 524 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0) | |
| 525 mem = (long_u)physmem; | |
| 526 # endif | |
| 527 | |
| 528 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
| 529 if (mem == 0) | |
| 530 { | |
| 531 struct sysinfo sinfo; | |
| 532 | |
| 533 /* Linux way of getting amount of RAM available */ | |
| 534 if (sysinfo(&sinfo) == 0) | |
| 1110 | 535 { |
| 536 # ifdef HAVE_SYSINFO_MEM_UNIT | |
| 537 /* avoid overflow as much as possible */ | |
| 538 while (shiftright > 0 && (sinfo.mem_unit & 1) == 0) | |
| 539 { | |
| 540 sinfo.mem_unit = sinfo.mem_unit >> 1; | |
| 541 --shiftright; | |
| 542 } | |
| 543 mem = sinfo.totalram * sinfo.mem_unit; | |
| 544 # else | |
| 7 | 545 mem = sinfo.totalram; |
| 1110 | 546 # endif |
| 547 } | |
| 7 | 548 } |
| 549 # endif | |
| 550 | |
| 551 # ifdef HAVE_SYSCONF | |
| 552 if (mem == 0) | |
| 553 { | |
| 554 long pagesize, pagecount; | |
| 555 | |
| 556 /* Solaris way of getting amount of RAM available */ | |
| 557 pagesize = sysconf(_SC_PAGESIZE); | |
| 558 pagecount = sysconf(_SC_PHYS_PAGES); | |
| 559 if (pagesize > 0 && pagecount > 0) | |
| 1110 | 560 { |
| 561 /* avoid overflow as much as possible */ | |
| 562 while (shiftright > 0 && (pagesize & 1) == 0) | |
| 563 { | |
| 1204 | 564 pagesize = (long_u)pagesize >> 1; |
| 1110 | 565 --shiftright; |
| 566 } | |
| 7 | 567 mem = (long_u)pagesize * pagecount; |
| 1110 | 568 } |
| 7 | 569 } |
| 570 # endif | |
| 571 | |
| 572 /* Return the minimum of the physical memory and the user limit, because | |
| 573 * using more than the user limit may cause Vim to be terminated. */ | |
| 574 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT) | |
| 575 { | |
| 576 struct rlimit rlp; | |
| 577 | |
| 578 if (getrlimit(RLIMIT_DATA, &rlp) == 0 | |
| 579 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
| 580 # ifdef RLIM_INFINITY | |
| 581 && rlp.rlim_cur != RLIM_INFINITY | |
| 582 # endif | |
| 1110 | 583 && ((long_u)rlp.rlim_cur >> 10) < (mem >> shiftright) |
| 7 | 584 ) |
| 1110 | 585 { |
| 586 mem = (long_u)rlp.rlim_cur; | |
| 587 shiftright = 10; | |
| 588 } | |
| 7 | 589 } |
| 590 # endif | |
| 591 | |
| 592 if (mem > 0) | |
| 1110 | 593 return mem >> shiftright; |
| 594 return (long_u)0x1fffff; | |
| 7 | 595 # endif |
| 596 } | |
| 597 #endif | |
| 598 | |
| 599 void | |
| 600 mch_delay(msec, ignoreinput) | |
| 601 long msec; | |
| 602 int ignoreinput; | |
| 603 { | |
| 604 int old_tmode; | |
| 14 | 605 #ifdef FEAT_MZSCHEME |
| 606 long total = msec; /* remember original value */ | |
| 607 #endif | |
| 7 | 608 |
| 609 if (ignoreinput) | |
| 610 { | |
| 611 /* Go to cooked mode without echo, to allow SIGINT interrupting us | |
| 1530 | 612 * here. But we don't want QUIT to kill us (CTRL-\ used in a |
| 613 * shell may produce SIGQUIT). */ | |
| 614 in_mch_delay = TRUE; | |
| 7 | 615 old_tmode = curr_tmode; |
| 616 if (curr_tmode == TMODE_RAW) | |
| 617 settmode(TMODE_SLEEP); | |
| 618 | |
| 619 /* | |
| 620 * Everybody sleeps in a different way... | |
| 621 * Prefer nanosleep(), some versions of usleep() can only sleep up to | |
| 622 * one second. | |
| 623 */ | |
| 14 | 624 #ifdef FEAT_MZSCHEME |
| 625 do | |
| 626 { | |
| 627 /* if total is large enough, wait by portions in p_mzq */ | |
| 628 if (total > p_mzq) | |
| 629 msec = p_mzq; | |
| 630 else | |
| 631 msec = total; | |
| 632 total -= msec; | |
| 633 #endif | |
| 7 | 634 #ifdef HAVE_NANOSLEEP |
| 635 { | |
| 636 struct timespec ts; | |
| 637 | |
| 638 ts.tv_sec = msec / 1000; | |
| 639 ts.tv_nsec = (msec % 1000) * 1000000; | |
| 640 (void)nanosleep(&ts, NULL); | |
| 641 } | |
| 642 #else | |
| 643 # ifdef HAVE_USLEEP | |
| 644 while (msec >= 1000) | |
| 645 { | |
| 646 usleep((unsigned int)(999 * 1000)); | |
| 647 msec -= 999; | |
| 648 } | |
| 649 usleep((unsigned int)(msec * 1000)); | |
| 650 # else | |
| 651 # ifndef HAVE_SELECT | |
| 652 poll(NULL, 0, (int)msec); | |
| 653 # else | |
| 654 # ifdef __EMX__ | |
| 655 _sleep2(msec); | |
| 656 # else | |
| 657 { | |
| 658 struct timeval tv; | |
| 659 | |
| 660 tv.tv_sec = msec / 1000; | |
| 661 tv.tv_usec = (msec % 1000) * 1000; | |
| 662 /* | |
| 663 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get | |
| 664 * a patch from Sun to fix this. Reported by Gunnar Pedersen. | |
| 665 */ | |
| 666 select(0, NULL, NULL, NULL, &tv); | |
| 667 } | |
| 668 # endif /* __EMX__ */ | |
| 669 # endif /* HAVE_SELECT */ | |
| 670 # endif /* HAVE_NANOSLEEP */ | |
| 671 #endif /* HAVE_USLEEP */ | |
| 14 | 672 #ifdef FEAT_MZSCHEME |
| 673 } | |
| 674 while (total > 0); | |
| 675 #endif | |
| 7 | 676 |
| 677 settmode(old_tmode); | |
| 1530 | 678 in_mch_delay = FALSE; |
| 7 | 679 } |
| 680 else | |
| 681 WaitForChar(msec); | |
| 682 } | |
| 683 | |
| 180 | 684 #if defined(HAVE_STACK_LIMIT) \ |
| 7 | 685 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK)) |
| 686 # define HAVE_CHECK_STACK_GROWTH | |
| 687 /* | |
| 688 * Support for checking for an almost-out-of-stack-space situation. | |
| 689 */ | |
| 690 | |
| 691 /* | |
| 692 * Return a pointer to an item on the stack. Used to find out if the stack | |
| 693 * grows up or down. | |
| 694 */ | |
| 695 static void check_stack_growth __ARGS((char *p)); | |
| 696 static int stack_grows_downwards; | |
| 697 | |
| 698 /* | |
| 699 * Find out if the stack grows upwards or downwards. | |
| 700 * "p" points to a variable on the stack of the caller. | |
| 701 */ | |
| 702 static void | |
| 703 check_stack_growth(p) | |
| 704 char *p; | |
| 705 { | |
| 706 int i; | |
| 707 | |
| 708 stack_grows_downwards = (p > (char *)&i); | |
| 709 } | |
| 710 #endif | |
| 711 | |
| 180 | 712 #if defined(HAVE_STACK_LIMIT) || defined(PROTO) |
| 7 | 713 static char *stack_limit = NULL; |
| 714 | |
| 715 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
| 716 # include <pthread.h> | |
| 717 # include <pthread_np.h> | |
| 718 #endif | |
| 719 | |
| 720 /* | |
| 721 * Find out until how var the stack can grow without getting into trouble. | |
| 722 * Called when starting up and when switching to the signal stack in | |
| 723 * deathtrap(). | |
| 724 */ | |
| 725 static void | |
| 726 get_stack_limit() | |
| 727 { | |
| 728 struct rlimit rlp; | |
| 729 int i; | |
| 730 long lim; | |
| 731 | |
| 732 /* Set the stack limit to 15/16 of the allowable size. Skip this when the | |
| 733 * limit doesn't fit in a long (rlim_cur might be "long long"). */ | |
| 734 if (getrlimit(RLIMIT_STACK, &rlp) == 0 | |
| 735 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
| 736 # ifdef RLIM_INFINITY | |
| 737 && rlp.rlim_cur != RLIM_INFINITY | |
| 738 # endif | |
| 739 ) | |
| 740 { | |
| 741 lim = (long)rlp.rlim_cur; | |
| 742 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
| 743 { | |
| 744 pthread_attr_t attr; | |
| 745 size_t size; | |
| 746 | |
| 747 /* On FreeBSD the initial thread always has a fixed stack size, no | |
| 748 * matter what the limits are set to. Normally it's 1 Mbyte. */ | |
| 749 pthread_attr_init(&attr); | |
| 750 if (pthread_attr_get_np(pthread_self(), &attr) == 0) | |
| 751 { | |
| 752 pthread_attr_getstacksize(&attr, &size); | |
| 753 if (lim > (long)size) | |
| 754 lim = (long)size; | |
| 755 } | |
| 756 pthread_attr_destroy(&attr); | |
| 757 } | |
| 758 #endif | |
| 759 if (stack_grows_downwards) | |
| 760 { | |
| 761 stack_limit = (char *)((long)&i - (lim / 16L * 15L)); | |
| 762 if (stack_limit >= (char *)&i) | |
| 763 /* overflow, set to 1/16 of current stack position */ | |
| 764 stack_limit = (char *)((long)&i / 16L); | |
| 765 } | |
| 766 else | |
| 767 { | |
| 768 stack_limit = (char *)((long)&i + (lim / 16L * 15L)); | |
| 769 if (stack_limit <= (char *)&i) | |
| 770 stack_limit = NULL; /* overflow */ | |
| 771 } | |
| 772 } | |
| 773 } | |
| 774 | |
| 775 /* | |
| 776 * Return FAIL when running out of stack space. | |
| 777 * "p" must point to any variable local to the caller that's on the stack. | |
| 778 */ | |
| 779 int | |
| 780 mch_stackcheck(p) | |
| 781 char *p; | |
| 782 { | |
| 783 if (stack_limit != NULL) | |
| 784 { | |
| 785 if (stack_grows_downwards) | |
| 786 { | |
| 787 if (p < stack_limit) | |
| 788 return FAIL; | |
| 789 } | |
| 790 else if (p > stack_limit) | |
| 791 return FAIL; | |
| 792 } | |
| 793 return OK; | |
| 794 } | |
| 795 #endif | |
| 796 | |
| 797 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 798 /* | |
| 799 * Support for using the signal stack. | |
| 800 * This helps when we run out of stack space, which causes a SIGSEGV. The | |
| 801 * signal handler then must run on another stack, since the normal stack is | |
| 802 * completely full. | |
| 803 */ | |
| 804 | |
| 5421 | 805 #if defined(HAVE_AVAILABILITYMACROS_H) |
| 5411 | 806 # include <AvailabilityMacros.h> |
| 807 #endif | |
| 808 | |
| 7 | 809 #ifndef SIGSTKSZ |
| 810 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */ | |
| 811 #endif | |
| 812 | |
| 813 # ifdef HAVE_SIGALTSTACK | |
| 814 static stack_t sigstk; /* for sigaltstack() */ | |
| 815 # else | |
| 816 static struct sigstack sigstk; /* for sigstack() */ | |
| 817 # endif | |
| 818 | |
| 819 static void init_signal_stack __ARGS((void)); | |
| 820 static char *signal_stack; | |
| 821 | |
| 822 static void | |
| 823 init_signal_stack() | |
| 824 { | |
| 825 if (signal_stack != NULL) | |
| 826 { | |
| 827 # ifdef HAVE_SIGALTSTACK | |
| 1375 | 828 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \ |
| 829 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040) | |
| 7 | 830 /* missing prototype. Adding it to osdef?.h.in doesn't work, because |
| 831 * "struct sigaltstack" needs to be declared. */ | |
| 832 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss)); | |
| 833 # endif | |
| 834 | |
| 835 # ifdef HAVE_SS_BASE | |
| 836 sigstk.ss_base = signal_stack; | |
| 837 # else | |
| 838 sigstk.ss_sp = signal_stack; | |
| 839 # endif | |
| 840 sigstk.ss_size = SIGSTKSZ; | |
| 841 sigstk.ss_flags = 0; | |
| 842 (void)sigaltstack(&sigstk, NULL); | |
| 843 # else | |
| 844 sigstk.ss_sp = signal_stack; | |
| 845 if (stack_grows_downwards) | |
| 846 sigstk.ss_sp += SIGSTKSZ - 1; | |
| 847 sigstk.ss_onstack = 0; | |
| 848 (void)sigstack(&sigstk, NULL); | |
| 849 # endif | |
| 850 } | |
| 851 } | |
| 852 #endif | |
| 853 | |
| 854 /* | |
| 1832 | 855 * We need correct prototypes for a signal function, otherwise mean compilers |
| 7 | 856 * will barf when the second argument to signal() is ``wrong''. |
| 857 * Let me try it with a few tricky defines from my own osdef.h (jw). | |
| 858 */ | |
| 859 #if defined(SIGWINCH) | |
| 860 static RETSIGTYPE | |
| 861 sig_winch SIGDEFARG(sigarg) | |
| 862 { | |
| 863 /* this is not required on all systems, but it doesn't hurt anybody */ | |
| 864 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
| 865 do_resize = TRUE; | |
| 866 SIGRETURN; | |
| 867 } | |
| 868 #endif | |
| 869 | |
| 870 #if defined(SIGINT) | |
| 871 static RETSIGTYPE | |
| 872 catch_sigint SIGDEFARG(sigarg) | |
| 873 { | |
| 874 /* this is not required on all systems, but it doesn't hurt anybody */ | |
| 875 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
| 876 got_int = TRUE; | |
| 877 SIGRETURN; | |
| 878 } | |
| 879 #endif | |
| 880 | |
| 881 #if defined(SIGPWR) | |
| 882 static RETSIGTYPE | |
| 883 catch_sigpwr SIGDEFARG(sigarg) | |
| 884 { | |
| 37 | 885 /* this is not required on all systems, but it doesn't hurt anybody */ |
| 886 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
| 7 | 887 /* |
| 888 * I'm not sure we get the SIGPWR signal when the system is really going | |
| 889 * down or when the batteries are almost empty. Just preserve the swap | |
| 890 * files and don't exit, that can't do any harm. | |
| 891 */ | |
| 892 ml_sync_all(FALSE, FALSE); | |
| 893 SIGRETURN; | |
| 894 } | |
| 895 #endif | |
| 896 | |
| 897 #ifdef SET_SIG_ALARM | |
| 898 /* | |
| 899 * signal function for alarm(). | |
| 900 */ | |
| 901 static RETSIGTYPE | |
| 902 sig_alarm SIGDEFARG(sigarg) | |
| 903 { | |
| 904 /* doesn't do anything, just to break a system call */ | |
| 905 sig_alarm_called = TRUE; | |
| 906 SIGRETURN; | |
| 907 } | |
| 908 #endif | |
| 909 | |
| 188 | 910 #if (defined(HAVE_SETJMP_H) \ |
| 911 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \ | |
| 912 || defined(FEAT_LIBCALL))) \ | |
| 913 || defined(PROTO) | |
| 7 | 914 /* |
| 915 * A simplistic version of setjmp() that only allows one level of using. | |
| 916 * Don't call twice before calling mch_endjmp()!. | |
| 917 * Usage: | |
| 918 * mch_startjmp(); | |
| 919 * if (SETJMP(lc_jump_env) != 0) | |
| 920 * { | |
| 921 * mch_didjmp(); | |
| 922 * EMSG("crash!"); | |
| 923 * } | |
| 924 * else | |
| 925 * { | |
| 926 * do_the_work; | |
| 927 * mch_endjmp(); | |
| 928 * } | |
| 929 * Note: Can't move SETJMP() here, because a function calling setjmp() must | |
| 930 * not return before the saved environment is used. | |
| 931 * Returns OK for normal return, FAIL when the protected code caused a | |
| 932 * problem and LONGJMP() was used. | |
| 933 */ | |
| 934 void | |
| 935 mch_startjmp() | |
| 936 { | |
| 937 #ifdef SIGHASARG | |
| 938 lc_signal = 0; | |
| 939 #endif | |
| 940 lc_active = TRUE; | |
| 941 } | |
| 942 | |
| 943 void | |
| 944 mch_endjmp() | |
| 945 { | |
| 946 lc_active = FALSE; | |
| 947 } | |
| 948 | |
| 949 void | |
| 950 mch_didjmp() | |
| 951 { | |
| 952 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 953 /* On FreeBSD the signal stack has to be reset after using siglongjmp(), | |
| 954 * otherwise catching the signal only works once. */ | |
| 955 init_signal_stack(); | |
| 956 # endif | |
| 957 } | |
| 958 #endif | |
| 959 | |
| 960 /* | |
| 961 * This function handles deadly signals. | |
| 5338 | 962 * It tries to preserve any swap files and exit properly. |
| 7 | 963 * (partly from Elvis). |
| 5338 | 964 * NOTE: Avoid unsafe functions, such as allocating memory, they can result in |
| 965 * a deadlock. | |
| 7 | 966 */ |
| 967 static RETSIGTYPE | |
| 968 deathtrap SIGDEFARG(sigarg) | |
| 969 { | |
| 970 static int entered = 0; /* count the number of times we got here. | |
| 971 Note: when memory has been corrupted | |
| 972 this may get an arbitrary value! */ | |
| 973 #ifdef SIGHASARG | |
| 974 int i; | |
| 975 #endif | |
| 976 | |
| 977 #if defined(HAVE_SETJMP_H) | |
| 978 /* | |
| 979 * Catch a crash in protected code. | |
| 980 * Restores the environment saved in lc_jump_env, which looks like | |
| 981 * SETJMP() returns 1. | |
| 982 */ | |
| 983 if (lc_active) | |
| 984 { | |
| 985 # if defined(SIGHASARG) | |
| 986 lc_signal = sigarg; | |
| 987 # endif | |
| 988 lc_active = FALSE; /* don't jump again */ | |
| 989 LONGJMP(lc_jump_env, 1); | |
| 990 /* NOTREACHED */ | |
| 991 } | |
| 992 #endif | |
| 993 | |
| 36 | 994 #ifdef SIGHASARG |
| 1530 | 995 # ifdef SIGQUIT |
| 996 /* While in mch_delay() we go to cooked mode to allow a CTRL-C to | |
| 997 * interrupt us. But in cooked mode we may also get SIGQUIT, e.g., when | |
| 998 * pressing CTRL-\, but we don't want Vim to exit then. */ | |
| 999 if (in_mch_delay && sigarg == SIGQUIT) | |
| 1000 SIGRETURN; | |
| 1001 # endif | |
| 1002 | |
| 37 | 1003 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return |
| 1004 * here. This avoids that a non-reentrant function is interrupted, e.g., | |
| 1005 * free(). Calling free() again may then cause a crash. */ | |
| 1006 if (entered == 0 | |
| 1007 && (0 | |
| 1008 # ifdef SIGHUP | |
| 1009 || sigarg == SIGHUP | |
| 1010 # endif | |
| 1011 # ifdef SIGQUIT | |
| 1012 || sigarg == SIGQUIT | |
| 1013 # endif | |
| 1014 # ifdef SIGTERM | |
| 1015 || sigarg == SIGTERM | |
| 1016 # endif | |
| 1017 # ifdef SIGPWR | |
| 1018 || sigarg == SIGPWR | |
| 1019 # endif | |
| 1020 # ifdef SIGUSR1 | |
| 1021 || sigarg == SIGUSR1 | |
| 1022 # endif | |
| 1023 # ifdef SIGUSR2 | |
| 1024 || sigarg == SIGUSR2 | |
| 1025 # endif | |
| 1026 ) | |
| 413 | 1027 && !vim_handle_signal(sigarg)) |
| 36 | 1028 SIGRETURN; |
| 1029 #endif | |
| 1030 | |
| 7 | 1031 /* Remember how often we have been called. */ |
| 1032 ++entered; | |
| 1033 | |
| 1034 #ifdef FEAT_EVAL | |
| 1035 /* Set the v:dying variable. */ | |
| 1036 set_vim_var_nr(VV_DYING, (long)entered); | |
| 1037 #endif | |
| 1038 | |
| 180 | 1039 #ifdef HAVE_STACK_LIMIT |
| 7 | 1040 /* Since we are now using the signal stack, need to reset the stack |
| 1041 * limit. Otherwise using a regexp will fail. */ | |
| 1042 get_stack_limit(); | |
| 1043 #endif | |
| 1044 | |
| 758 | 1045 #if 0 |
| 1046 /* This is for opening gdb the moment Vim crashes. | |
| 1047 * You need to manually adjust the file name and Vim executable name. | |
| 1048 * Suggested by SungHyun Nam. */ | |
| 1049 { | |
| 1050 # define VI_GDB_FILE "/tmp/vimgdb" | |
| 1051 # define VIM_NAME "/usr/bin/vim" | |
| 1052 FILE *fp = fopen(VI_GDB_FILE, "w"); | |
| 1053 if (fp) | |
| 1054 { | |
| 1055 fprintf(fp, | |
| 1056 "file %s\n" | |
| 1057 "attach %d\n" | |
| 1058 "set height 1000\n" | |
| 1059 "bt full\n" | |
| 1060 , VIM_NAME, getpid()); | |
| 1061 fclose(fp); | |
| 1062 system("xterm -e gdb -x "VI_GDB_FILE); | |
| 1063 unlink(VI_GDB_FILE); | |
| 1064 } | |
| 1065 } | |
| 1066 #endif | |
| 1067 | |
| 7 | 1068 #ifdef SIGHASARG |
| 1069 /* try to find the name of this signal */ | |
| 1070 for (i = 0; signal_info[i].sig != -1; i++) | |
| 1071 if (sigarg == signal_info[i].sig) | |
| 1072 break; | |
| 1073 deadly_signal = sigarg; | |
| 1074 #endif | |
| 1075 | |
| 1076 full_screen = FALSE; /* don't write message to the GUI, it might be | |
| 1077 * part of the problem... */ | |
| 1078 /* | |
| 1079 * If something goes wrong after entering here, we may get here again. | |
| 1080 * When this happens, give a message and try to exit nicely (resetting the | |
| 1081 * terminal mode, etc.) | |
| 1082 * When this happens twice, just exit, don't even try to give a message, | |
| 1083 * stack may be corrupt or something weird. | |
| 1084 * When this still happens again (or memory was corrupted in such a way | |
| 1085 * that "entered" was clobbered) use _exit(), don't try freeing resources. | |
| 1086 */ | |
| 1087 if (entered >= 3) | |
| 1088 { | |
| 1089 reset_signals(); /* don't catch any signals anymore */ | |
| 1090 may_core_dump(); | |
| 1091 if (entered >= 4) | |
| 1092 _exit(8); | |
| 1093 exit(7); | |
| 1094 } | |
| 1095 if (entered == 2) | |
| 1096 { | |
| 5338 | 1097 /* No translation, it may call malloc(). */ |
| 1098 OUT_STR("Vim: Double signal, exiting\n"); | |
| 7 | 1099 out_flush(); |
| 1100 getout(1); | |
| 1101 } | |
| 1102 | |
| 5338 | 1103 /* No translation, it may call malloc(). */ |
| 7 | 1104 #ifdef SIGHASARG |
| 5338 | 1105 sprintf((char *)IObuff, "Vim: Caught deadly signal %s\n", |
| 7 | 1106 signal_info[i].name); |
| 1107 #else | |
| 5338 | 1108 sprintf((char *)IObuff, "Vim: Caught deadly signal\n"); |
| 1109 #endif | |
| 1110 | |
| 1111 /* Preserve files and exit. This sets the really_exiting flag to prevent | |
| 1112 * calling free(). */ | |
| 1113 preserve_exit(); | |
| 7 | 1114 |
| 33 | 1115 #ifdef NBDEBUG |
| 1116 reset_signals(); | |
| 1117 may_core_dump(); | |
| 1118 abort(); | |
| 1119 #endif | |
| 1120 | |
| 7 | 1121 SIGRETURN; |
| 1122 } | |
| 1123 | |
| 1832 | 1124 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1125 /* |
| 1126 * On Solaris with multi-threading, suspending might not work immediately. | |
| 1127 * Catch the SIGCONT signal, which will be used as an indication whether the | |
| 1128 * suspending has been done or not. | |
| 1832 | 1129 * |
| 1130 * On Linux, signal is not always handled immediately either. | |
| 1131 * See https://bugs.launchpad.net/bugs/291373 | |
| 1132 * | |
| 2701 | 1133 * volatile because it is used in signal handler sigcont_handler(). |
| 7 | 1134 */ |
| 1832 | 1135 static volatile int sigcont_received; |
| 7 | 1136 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG); |
| 1137 | |
| 1138 /* | |
| 1139 * signal handler for SIGCONT | |
| 1140 */ | |
| 1141 static RETSIGTYPE | |
| 1142 sigcont_handler SIGDEFARG(sigarg) | |
| 1143 { | |
| 1144 sigcont_received = TRUE; | |
| 1145 SIGRETURN; | |
| 1146 } | |
| 1147 #endif | |
| 1148 | |
| 2586 | 1149 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 1150 static void loose_clipboard __ARGS((void)); | |
| 4230 | 1151 # ifdef USE_SYSTEM |
| 4209 | 1152 static void save_clipboard __ARGS((void)); |
| 1153 static void restore_clipboard __ARGS((void)); | |
| 1154 | |
| 1155 static void *clip_star_save = NULL; | |
| 1156 static void *clip_plus_save = NULL; | |
| 4230 | 1157 # endif |
| 2586 | 1158 |
| 1159 /* | |
| 1160 * Called when Vim is going to sleep or execute a shell command. | |
| 1161 * We can't respond to requests for the X selections. Lose them, otherwise | |
| 1162 * other applications will hang. But first copy the text to cut buffer 0. | |
| 1163 */ | |
| 1164 static void | |
| 1165 loose_clipboard() | |
| 1166 { | |
| 1167 if (clip_star.owned || clip_plus.owned) | |
| 1168 { | |
| 1169 x11_export_final_selection(); | |
| 1170 if (clip_star.owned) | |
| 1171 clip_lose_selection(&clip_star); | |
| 1172 if (clip_plus.owned) | |
| 1173 clip_lose_selection(&clip_plus); | |
| 1174 if (x11_display != NULL) | |
| 1175 XFlush(x11_display); | |
| 1176 } | |
| 1177 } | |
| 4209 | 1178 |
| 4230 | 1179 # ifdef USE_SYSTEM |
| 4209 | 1180 /* |
| 1181 * Save clipboard text to restore later. | |
| 1182 */ | |
| 1183 static void | |
| 1184 save_clipboard() | |
| 1185 { | |
| 1186 if (clip_star.owned) | |
| 1187 clip_star_save = get_register('*', TRUE); | |
| 1188 if (clip_plus.owned) | |
| 1189 clip_plus_save = get_register('+', TRUE); | |
| 1190 } | |
| 1191 | |
| 1192 /* | |
| 1193 * Restore clipboard text if no one own the X selection. | |
| 1194 */ | |
| 1195 static void | |
| 1196 restore_clipboard() | |
| 1197 { | |
| 1198 if (clip_star_save != NULL) | |
| 1199 { | |
| 1200 if (!clip_gen_owner_exists(&clip_star)) | |
| 1201 put_register('*', clip_star_save); | |
| 1202 else | |
| 1203 free_register(clip_star_save); | |
| 1204 clip_star_save = NULL; | |
| 1205 } | |
| 1206 if (clip_plus_save != NULL) | |
| 1207 { | |
| 1208 if (!clip_gen_owner_exists(&clip_plus)) | |
| 1209 put_register('+', clip_plus_save); | |
| 1210 else | |
| 1211 free_register(clip_plus_save); | |
| 1212 clip_plus_save = NULL; | |
| 1213 } | |
| 1214 } | |
| 4230 | 1215 # endif |
| 2586 | 1216 #endif |
| 1217 | |
| 7 | 1218 /* |
| 1219 * If the machine has job control, use it to suspend the program, | |
| 1220 * otherwise fake it by starting a new shell. | |
| 1221 */ | |
| 1222 void | |
| 1223 mch_suspend() | |
| 1224 { | |
| 1225 /* BeOS does have SIGTSTP, but it doesn't work. */ | |
| 1226 #if defined(SIGTSTP) && !defined(__BEOS__) | |
| 1227 out_flush(); /* needed to make cursor visible on some systems */ | |
| 1228 settmode(TMODE_COOK); | |
| 1229 out_flush(); /* needed to disable mouse on some systems */ | |
| 1230 | |
| 1231 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) | |
| 2586 | 1232 loose_clipboard(); |
| 7 | 1233 # endif |
| 1234 | |
| 1832 | 1235 # if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1236 sigcont_received = FALSE; |
| 1237 # endif | |
| 1238 kill(0, SIGTSTP); /* send ourselves a STOP signal */ | |
| 1832 | 1239 # if defined(_REENTRANT) && defined(SIGCONT) |
| 1240 /* | |
| 1241 * Wait for the SIGCONT signal to be handled. It generally happens | |
| 1242 * immediately, but somehow not all the time. Do not call pause() | |
| 1243 * because there would be race condition which would hang Vim if | |
| 1244 * signal happened in between the test of sigcont_received and the | |
| 1245 * call to pause(). If signal is not yet received, call sleep(0) | |
| 1246 * to just yield CPU. Signal should then be received. If somehow | |
| 1247 * it's still not received, sleep 1, 2, 3 ms. Don't bother waiting | |
| 1248 * further if signal is not received after 1+2+3+4 ms (not expected | |
| 1249 * to happen). | |
| 1250 */ | |
| 1251 { | |
| 1932 | 1252 long wait_time; |
| 1253 for (wait_time = 0; !sigcont_received && wait_time <= 3L; wait_time++) | |
| 1832 | 1254 /* Loop is not entered most of the time */ |
| 1932 | 1255 mch_delay(wait_time, FALSE); |
| 1832 | 1256 } |
| 7 | 1257 # endif |
| 1258 | |
| 1259 # ifdef FEAT_TITLE | |
| 1260 /* | |
| 1261 * Set oldtitle to NULL, so the current title is obtained again. | |
| 1262 */ | |
| 1263 vim_free(oldtitle); | |
| 1264 oldtitle = NULL; | |
| 1265 # endif | |
| 1266 settmode(TMODE_RAW); | |
| 1267 need_check_timestamps = TRUE; | |
| 1268 did_check_timestamps = FALSE; | |
| 1269 #else | |
| 1270 suspend_shell(); | |
| 1271 #endif | |
| 1272 } | |
| 1273 | |
| 1274 void | |
| 1275 mch_init() | |
| 1276 { | |
| 1277 Columns = 80; | |
| 1278 Rows = 24; | |
| 1279 | |
| 1280 out_flush(); | |
| 1281 set_signals(); | |
| 167 | 1282 |
| 765 | 1283 #ifdef MACOS_CONVERT |
| 167 | 1284 mac_conv_init(); |
| 1285 #endif | |
| 4168 | 1286 #ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
| 1287 win_clip_init(); | |
| 1288 #endif | |
| 7 | 1289 } |
| 1290 | |
| 1291 static void | |
| 1292 set_signals() | |
| 1293 { | |
| 1294 #if defined(SIGWINCH) | |
| 1295 /* | |
| 1296 * WINDOW CHANGE signal is handled with sig_winch(). | |
| 1297 */ | |
| 1298 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
| 1299 #endif | |
| 1300 | |
| 1301 /* | |
| 1302 * We want the STOP signal to work, to make mch_suspend() work. | |
| 1303 * For "rvim" the STOP signal is ignored. | |
| 1304 */ | |
| 1305 #ifdef SIGTSTP | |
| 1306 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); | |
| 1307 #endif | |
| 1832 | 1308 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1309 signal(SIGCONT, sigcont_handler); |
| 1310 #endif | |
| 1311 | |
| 1312 /* | |
| 1313 * We want to ignore breaking of PIPEs. | |
| 1314 */ | |
| 1315 #ifdef SIGPIPE | |
| 1316 signal(SIGPIPE, SIG_IGN); | |
| 1317 #endif | |
| 1318 | |
| 1319 #ifdef SIGINT | |
| 167 | 1320 catch_int_signal(); |
| 7 | 1321 #endif |
| 1322 | |
| 1323 /* | |
| 1324 * Ignore alarm signals (Perl's alarm() generates it). | |
| 1325 */ | |
| 1326 #ifdef SIGALRM | |
| 1327 signal(SIGALRM, SIG_IGN); | |
| 1328 #endif | |
| 1329 | |
| 1330 /* | |
| 1331 * Catch SIGPWR (power failure?) to preserve the swap files, so that no | |
| 1332 * work will be lost. | |
| 1333 */ | |
| 1334 #ifdef SIGPWR | |
| 1335 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
| 1336 #endif | |
| 1337 | |
| 1338 /* | |
| 1339 * Arrange for other signals to gracefully shutdown Vim. | |
| 1340 */ | |
| 1341 catch_signals(deathtrap, SIG_ERR); | |
| 1342 | |
| 1343 #if defined(FEAT_GUI) && defined(SIGHUP) | |
| 1344 /* | |
| 1345 * When the GUI is running, ignore the hangup signal. | |
| 1346 */ | |
| 1347 if (gui.in_use) | |
| 1348 signal(SIGHUP, SIG_IGN); | |
| 1349 #endif | |
| 1350 } | |
| 1351 | |
| 167 | 1352 #if defined(SIGINT) || defined(PROTO) |
| 1353 /* | |
| 1354 * Catch CTRL-C (only works while in Cooked mode). | |
| 1355 */ | |
| 1356 static void | |
| 1357 catch_int_signal() | |
| 1358 { | |
| 1359 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
| 1360 } | |
| 1361 #endif | |
| 1362 | |
| 7 | 1363 void |
| 1364 reset_signals() | |
| 1365 { | |
| 1366 catch_signals(SIG_DFL, SIG_DFL); | |
| 1832 | 1367 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1368 /* SIGCONT isn't in the list, because its default action is ignore */ |
| 1369 signal(SIGCONT, SIG_DFL); | |
| 1370 #endif | |
| 1371 } | |
| 1372 | |
| 1373 static void | |
| 1374 catch_signals(func_deadly, func_other) | |
| 1375 RETSIGTYPE (*func_deadly)(); | |
| 1376 RETSIGTYPE (*func_other)(); | |
| 1377 { | |
| 1378 int i; | |
| 1379 | |
| 1380 for (i = 0; signal_info[i].sig != -1; i++) | |
| 1381 if (signal_info[i].deadly) | |
| 1382 { | |
| 1383 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION) | |
| 1384 struct sigaction sa; | |
| 1385 | |
| 1386 /* Setup to use the alternate stack for the signal function. */ | |
| 1387 sa.sa_handler = func_deadly; | |
| 1388 sigemptyset(&sa.sa_mask); | |
| 1389 # if defined(__linux__) && defined(_REENTRANT) | |
| 1390 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in | |
| 1391 * thread handling in combination with using the alternate stack: | |
| 1392 * pthread library functions try to use the stack pointer to | |
| 1393 * identify the current thread, causing a SEGV signal, which | |
| 1394 * recursively calls deathtrap() and hangs. */ | |
| 1395 sa.sa_flags = 0; | |
| 1396 # else | |
| 1397 sa.sa_flags = SA_ONSTACK; | |
| 1398 # endif | |
| 1399 sigaction(signal_info[i].sig, &sa, NULL); | |
| 1400 #else | |
| 1401 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC) | |
| 1402 struct sigvec sv; | |
| 1403 | |
| 1404 /* Setup to use the alternate stack for the signal function. */ | |
| 1405 sv.sv_handler = func_deadly; | |
| 1406 sv.sv_mask = 0; | |
| 1407 sv.sv_flags = SV_ONSTACK; | |
| 1408 sigvec(signal_info[i].sig, &sv, NULL); | |
| 1409 # else | |
| 1410 signal(signal_info[i].sig, func_deadly); | |
| 1411 # endif | |
| 1412 #endif | |
| 1413 } | |
| 1414 else if (func_other != SIG_ERR) | |
| 1415 signal(signal_info[i].sig, func_other); | |
| 1416 } | |
| 1417 | |
| 1418 /* | |
| 37 | 1419 * Handling of SIGHUP, SIGQUIT and SIGTERM: |
| 1146 | 1420 * "when" == a signal: when busy, postpone and return FALSE, otherwise |
| 1421 * return TRUE | |
| 1422 * "when" == SIGNAL_BLOCK: Going to be busy, block signals | |
| 1423 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed | |
|
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|
1424 * signal |
| 36 | 1425 * Returns TRUE when Vim should exit. |
| 1426 */ | |
| 1427 int | |
| 413 | 1428 vim_handle_signal(sig) |
| 37 | 1429 int sig; |
| 36 | 1430 { |
| 37 | 1431 static int got_signal = 0; |
| 1432 static int blocked = TRUE; | |
| 1433 | |
| 1434 switch (sig) | |
| 36 | 1435 { |
| 37 | 1436 case SIGNAL_BLOCK: blocked = TRUE; |
| 1437 break; | |
| 1438 | |
| 1439 case SIGNAL_UNBLOCK: blocked = FALSE; | |
| 1440 if (got_signal != 0) | |
| 1441 { | |
| 1442 kill(getpid(), got_signal); | |
| 1443 got_signal = 0; | |
| 1444 } | |
| 1445 break; | |
| 1446 | |
| 1447 default: if (!blocked) | |
| 36 | 1448 return TRUE; /* exit! */ |
| 37 | 1449 got_signal = sig; |
| 1450 #ifdef SIGPWR | |
| 1451 if (sig != SIGPWR) | |
| 1452 #endif | |
| 1453 got_int = TRUE; /* break any loops */ | |
| 36 | 1454 break; |
| 1455 } | |
| 1456 return FALSE; | |
| 1457 } | |
| 1458 | |
| 1459 /* | |
| 7 | 1460 * Check_win checks whether we have an interactive stdout. |
| 1461 */ | |
| 1462 int | |
| 1463 mch_check_win(argc, argv) | |
| 1877 | 1464 int argc UNUSED; |
| 1465 char **argv UNUSED; | |
| 7 | 1466 { |
| 1467 #ifdef OS2 | |
| 1468 /* | |
| 1469 * Store argv[0], may be used for $VIM. Only use it if it is an absolute | |
| 1470 * name, mostly it's just "vim" and found in the path, which is unusable. | |
| 1471 */ | |
| 1472 if (mch_isFullName(argv[0])) | |
| 1473 exe_name = vim_strsave((char_u *)argv[0]); | |
| 1474 #endif | |
| 1475 if (isatty(1)) | |
| 1476 return OK; | |
| 1477 return FAIL; | |
| 1478 } | |
| 1479 | |
| 1480 /* | |
| 1481 * Return TRUE if the input comes from a terminal, FALSE otherwise. | |
| 1482 */ | |
| 1483 int | |
| 1484 mch_input_isatty() | |
| 1485 { | |
| 1486 if (isatty(read_cmd_fd)) | |
| 1487 return TRUE; | |
| 1488 return FALSE; | |
| 1489 } | |
| 1490 | |
| 1491 #ifdef FEAT_X11 | |
| 1492 | |
| 1493 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \ | |
| 1494 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)) | |
| 1495 | |
| 1496 static void xopen_message __ARGS((struct timeval *tvp)); | |
| 1497 | |
| 1498 /* | |
| 1499 * Give a message about the elapsed time for opening the X window. | |
| 1500 */ | |
| 1501 static void | |
| 1502 xopen_message(tvp) | |
| 1503 struct timeval *tvp; /* must contain start time */ | |
| 1504 { | |
| 1505 struct timeval end_tv; | |
| 1506 | |
| 1507 /* Compute elapsed time. */ | |
| 1508 gettimeofday(&end_tv, NULL); | |
| 1509 smsg((char_u *)_("Opening the X display took %ld msec"), | |
| 1510 (end_tv.tv_sec - tvp->tv_sec) * 1000L | |
| 273 | 1511 + (end_tv.tv_usec - tvp->tv_usec) / 1000L); |
| 7 | 1512 } |
| 1513 # endif | |
| 1514 #endif | |
| 1515 | |
| 1516 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD)) | |
| 1517 /* | |
| 1518 * A few functions shared by X11 title and clipboard code. | |
| 1519 */ | |
| 1520 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event)); | |
| 1521 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event)); | |
| 1522 static int x_connect_to_server __ARGS((void)); | |
| 1523 static int test_x11_window __ARGS((Display *dpy)); | |
| 1524 | |
| 1525 static int got_x_error = FALSE; | |
| 1526 | |
| 1527 /* | |
| 1528 * X Error handler, otherwise X just exits! (very rude) -- webb | |
| 1529 */ | |
| 1530 static int | |
| 1531 x_error_handler(dpy, error_event) | |
| 1532 Display *dpy; | |
| 1533 XErrorEvent *error_event; | |
| 1534 { | |
| 42 | 1535 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE); |
| 7 | 1536 STRCAT(IObuff, _("\nVim: Got X error\n")); |
| 1537 | |
| 1538 /* We cannot print a message and continue, because no X calls are allowed | |
| 1539 * here (causes my system to hang). Silently continuing might be an | |
| 1540 * alternative... */ | |
| 1541 preserve_exit(); /* preserve files and exit */ | |
| 1542 | |
| 1543 return 0; /* NOTREACHED */ | |
| 1544 } | |
| 1545 | |
| 1546 /* | |
| 1547 * Another X Error handler, just used to check for errors. | |
| 1548 */ | |
| 1549 static int | |
| 1550 x_error_check(dpy, error_event) | |
| 1883 | 1551 Display *dpy UNUSED; |
| 1552 XErrorEvent *error_event UNUSED; | |
| 7 | 1553 { |
| 1554 got_x_error = TRUE; | |
| 1555 return 0; | |
| 1556 } | |
| 1557 | |
| 1558 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) | |
| 1559 # if defined(HAVE_SETJMP_H) | |
| 1560 /* | |
| 1561 * An X IO Error handler, used to catch error while opening the display. | |
| 1562 */ | |
| 1563 static int x_IOerror_check __ARGS((Display *dpy)); | |
| 1564 | |
| 1565 static int | |
| 1566 x_IOerror_check(dpy) | |
| 1883 | 1567 Display *dpy UNUSED; |
| 7 | 1568 { |
| 1569 /* This function should not return, it causes exit(). Longjump instead. */ | |
| 1570 LONGJMP(lc_jump_env, 1); | |
|
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|
1571 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
|
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1572 return 0; /* avoid the compiler complains about missing return value */ |
|
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|
1573 # endif |
| 7 | 1574 } |
| 1575 # endif | |
| 1576 | |
| 1577 /* | |
| 1578 * An X IO Error handler, used to catch terminal errors. | |
| 1579 */ | |
| 1580 static int x_IOerror_handler __ARGS((Display *dpy)); | |
| 1581 | |
| 1582 static int | |
| 1583 x_IOerror_handler(dpy) | |
| 1883 | 1584 Display *dpy UNUSED; |
| 7 | 1585 { |
| 1586 xterm_dpy = NULL; | |
| 1587 x11_window = 0; | |
| 1588 x11_display = NULL; | |
| 1589 xterm_Shell = (Widget)0; | |
| 1590 | |
| 1591 /* This function should not return, it causes exit(). Longjump instead. */ | |
| 1592 LONGJMP(x_jump_env, 1); | |
|
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diff
changeset
|
1593 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
|
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parents:
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diff
changeset
|
1594 return 0; /* avoid the compiler complains about missing return value */ |
|
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diff
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|
1595 # endif |
| 7 | 1596 } |
| 1597 #endif | |
| 1598 | |
| 1599 /* | |
| 1600 * Return TRUE when connection to the X server is desired. | |
| 1601 */ | |
| 1602 static int | |
| 1603 x_connect_to_server() | |
| 1604 { | |
| 1605 regmatch_T regmatch; | |
| 1606 | |
| 1607 #if defined(FEAT_CLIENTSERVER) | |
| 1608 if (x_force_connect) | |
| 1609 return TRUE; | |
| 1610 #endif | |
| 1611 if (x_no_connect) | |
| 1612 return FALSE; | |
| 1613 | |
| 1614 /* Check for a match with "exclude:" from 'clipboard'. */ | |
| 1615 if (clip_exclude_prog != NULL) | |
| 1616 { | |
| 1617 regmatch.rm_ic = FALSE; /* Don't ignore case */ | |
| 1618 regmatch.regprog = clip_exclude_prog; | |
| 1619 if (vim_regexec(®match, T_NAME, (colnr_T)0)) | |
| 1620 return FALSE; | |
| 1621 } | |
| 1622 return TRUE; | |
| 1623 } | |
| 1624 | |
| 1625 /* | |
| 1626 * Test if "dpy" and x11_window are valid by getting the window title. | |
| 1627 * I don't actually want it yet, so there may be a simpler call to use, but | |
| 1628 * this will cause the error handler x_error_check() to be called if anything | |
| 1629 * is wrong, such as the window pointer being invalid (as can happen when the | |
| 1630 * user changes his DISPLAY, but not his WINDOWID) -- webb | |
| 1631 */ | |
| 1632 static int | |
| 1633 test_x11_window(dpy) | |
| 1634 Display *dpy; | |
| 1635 { | |
| 1636 int (*old_handler)(); | |
| 1637 XTextProperty text_prop; | |
| 1638 | |
| 1639 old_handler = XSetErrorHandler(x_error_check); | |
| 1640 got_x_error = FALSE; | |
| 1641 if (XGetWMName(dpy, x11_window, &text_prop)) | |
| 1642 XFree((void *)text_prop.value); | |
| 1643 XSync(dpy, False); | |
| 1644 (void)XSetErrorHandler(old_handler); | |
| 1645 | |
| 1646 if (p_verbose > 0 && got_x_error) | |
| 292 | 1647 verb_msg((char_u *)_("Testing the X display failed")); |
| 7 | 1648 |
| 1649 return (got_x_error ? FAIL : OK); | |
| 1650 } | |
| 1651 #endif | |
| 1652 | |
| 1653 #ifdef FEAT_TITLE | |
| 1654 | |
| 1655 #ifdef FEAT_X11 | |
| 1656 | |
| 1657 static int get_x11_thing __ARGS((int get_title, int test_only)); | |
| 1658 | |
| 1659 /* | |
| 1660 * try to get x11 window and display | |
| 1661 * | |
| 1662 * return FAIL for failure, OK otherwise | |
| 1663 */ | |
| 1664 static int | |
| 1665 get_x11_windis() | |
| 1666 { | |
| 1667 char *winid; | |
| 1668 static int result = -1; | |
| 1669 #define XD_NONE 0 /* x11_display not set here */ | |
| 1670 #define XD_HERE 1 /* x11_display opened here */ | |
| 1671 #define XD_GUI 2 /* x11_display used from gui.dpy */ | |
| 1672 #define XD_XTERM 3 /* x11_display used from xterm_dpy */ | |
| 1673 static int x11_display_from = XD_NONE; | |
| 1674 static int did_set_error_handler = FALSE; | |
| 1675 | |
| 1676 if (!did_set_error_handler) | |
| 1677 { | |
| 1678 /* X just exits if it finds an error otherwise! */ | |
| 1679 (void)XSetErrorHandler(x_error_handler); | |
| 1680 did_set_error_handler = TRUE; | |
| 1681 } | |
| 1682 | |
| 574 | 1683 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) |
| 7 | 1684 if (gui.in_use) |
| 1685 { | |
| 1686 /* | |
| 1687 * If the X11 display was opened here before, for the window where Vim | |
| 1688 * was started, close that one now to avoid a memory leak. | |
| 1689 */ | |
| 1690 if (x11_display_from == XD_HERE && x11_display != NULL) | |
| 1691 { | |
| 1692 XCloseDisplay(x11_display); | |
| 1693 x11_display_from = XD_NONE; | |
| 1694 } | |
| 1695 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) | |
| 1696 { | |
| 1697 x11_display_from = XD_GUI; | |
| 1698 return OK; | |
| 1699 } | |
| 1700 x11_display = NULL; | |
| 1701 return FAIL; | |
| 1702 } | |
| 1703 else if (x11_display_from == XD_GUI) | |
| 1704 { | |
| 1705 /* GUI must have stopped somehow, clear x11_display */ | |
| 1706 x11_window = 0; | |
| 1707 x11_display = NULL; | |
| 1708 x11_display_from = XD_NONE; | |
| 1709 } | |
| 1710 #endif | |
| 1711 | |
| 1712 /* When started with the "-X" argument, don't try connecting. */ | |
| 1713 if (!x_connect_to_server()) | |
| 1714 return FAIL; | |
| 1715 | |
| 1716 /* | |
| 1717 * If WINDOWID not set, should try another method to find out | |
| 1718 * what the current window number is. The only code I know for | |
| 1719 * this is very complicated. | |
| 1720 * We assume that zero is invalid for WINDOWID. | |
| 1721 */ | |
| 1722 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL) | |
| 1723 x11_window = (Window)atol(winid); | |
| 1724 | |
| 1725 #ifdef FEAT_XCLIPBOARD | |
| 1726 if (xterm_dpy != NULL && x11_window != 0) | |
| 1727 { | |
| 1450 | 1728 /* We may have checked it already, but Gnome terminal can move us to |
| 1729 * another window, so we need to check every time. */ | |
| 1730 if (x11_display_from != XD_XTERM) | |
| 1731 { | |
| 1732 /* | |
| 1733 * If the X11 display was opened here before, for the window where | |
| 1734 * Vim was started, close that one now to avoid a memory leak. | |
| 1735 */ | |
| 1736 if (x11_display_from == XD_HERE && x11_display != NULL) | |
| 1737 XCloseDisplay(x11_display); | |
| 1738 x11_display = xterm_dpy; | |
| 1739 x11_display_from = XD_XTERM; | |
| 1740 } | |
| 7 | 1741 if (test_x11_window(x11_display) == FAIL) |
| 1742 { | |
| 1743 /* probably bad $WINDOWID */ | |
| 1744 x11_window = 0; | |
| 1745 x11_display = NULL; | |
| 1746 x11_display_from = XD_NONE; | |
| 1747 return FAIL; | |
| 1748 } | |
| 1749 return OK; | |
| 1750 } | |
| 1751 #endif | |
| 1752 | |
| 1753 if (x11_window == 0 || x11_display == NULL) | |
| 1754 result = -1; | |
| 1755 | |
| 1756 if (result != -1) /* Have already been here and set this */ | |
| 1757 return result; /* Don't do all these X calls again */ | |
| 1758 | |
| 1759 if (x11_window != 0 && x11_display == NULL) | |
| 1760 { | |
| 1761 #ifdef SET_SIG_ALARM | |
| 1762 RETSIGTYPE (*sig_save)(); | |
| 1763 #endif | |
| 1764 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 1765 struct timeval start_tv; | |
| 1766 | |
| 1767 if (p_verbose > 0) | |
| 1768 gettimeofday(&start_tv, NULL); | |
| 1769 #endif | |
| 1770 | |
| 1771 #ifdef SET_SIG_ALARM | |
| 1772 /* | |
| 1773 * Opening the Display may hang if the DISPLAY setting is wrong, or | |
| 1774 * the network connection is bad. Set an alarm timer to get out. | |
| 1775 */ | |
| 1776 sig_alarm_called = FALSE; | |
| 1777 sig_save = (RETSIGTYPE (*)())signal(SIGALRM, | |
| 1778 (RETSIGTYPE (*)())sig_alarm); | |
| 1779 alarm(2); | |
| 1780 #endif | |
| 1781 x11_display = XOpenDisplay(NULL); | |
| 1782 | |
| 1783 #ifdef SET_SIG_ALARM | |
| 1784 alarm(0); | |
| 1785 signal(SIGALRM, (RETSIGTYPE (*)())sig_save); | |
| 1786 if (p_verbose > 0 && sig_alarm_called) | |
| 292 | 1787 verb_msg((char_u *)_("Opening the X display timed out")); |
| 7 | 1788 #endif |
| 1789 if (x11_display != NULL) | |
| 1790 { | |
| 1791 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 1792 if (p_verbose > 0) | |
| 292 | 1793 { |
| 1794 verbose_enter(); | |
| 7 | 1795 xopen_message(&start_tv); |
| 292 | 1796 verbose_leave(); |
| 1797 } | |
| 7 | 1798 # endif |
| 1799 if (test_x11_window(x11_display) == FAIL) | |
| 1800 { | |
| 1801 /* Maybe window id is bad */ | |
| 1802 x11_window = 0; | |
| 1803 XCloseDisplay(x11_display); | |
| 1804 x11_display = NULL; | |
| 1805 } | |
| 1806 else | |
| 1807 x11_display_from = XD_HERE; | |
| 1808 } | |
| 1809 } | |
| 1810 if (x11_window == 0 || x11_display == NULL) | |
| 1811 return (result = FAIL); | |
| 2609 | 1812 |
| 1813 # ifdef FEAT_EVAL | |
| 1814 set_vim_var_nr(VV_WINDOWID, (long)x11_window); | |
| 1815 # endif | |
| 1816 | |
| 7 | 1817 return (result = OK); |
| 1818 } | |
| 1819 | |
| 1820 /* | |
| 1821 * Determine original x11 Window Title | |
| 1822 */ | |
| 1823 static int | |
| 1824 get_x11_title(test_only) | |
| 1825 int test_only; | |
| 1826 { | |
| 32 | 1827 return get_x11_thing(TRUE, test_only); |
| 7 | 1828 } |
| 1829 | |
| 1830 /* | |
| 1831 * Determine original x11 Window icon | |
| 1832 */ | |
| 1833 static int | |
| 1834 get_x11_icon(test_only) | |
| 1835 int test_only; | |
| 1836 { | |
| 1837 int retval = FALSE; | |
| 1838 | |
| 1839 retval = get_x11_thing(FALSE, test_only); | |
| 1840 | |
| 1841 /* could not get old icon, use terminal name */ | |
| 1842 if (oldicon == NULL && !test_only) | |
| 1843 { | |
| 1844 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
| 1940 | 1845 oldicon = vim_strsave(T_NAME + 8); |
| 7 | 1846 else |
| 1940 | 1847 oldicon = vim_strsave(T_NAME); |
| 7 | 1848 } |
| 1849 | |
| 1850 return retval; | |
| 1851 } | |
| 1852 | |
| 1853 static int | |
| 1854 get_x11_thing(get_title, test_only) | |
| 1855 int get_title; /* get title string */ | |
| 1856 int test_only; | |
| 1857 { | |
| 1858 XTextProperty text_prop; | |
| 1859 int retval = FALSE; | |
| 1860 Status status; | |
| 1861 | |
| 1862 if (get_x11_windis() == OK) | |
| 1863 { | |
| 1864 /* Get window/icon name if any */ | |
| 1865 if (get_title) | |
| 1866 status = XGetWMName(x11_display, x11_window, &text_prop); | |
| 1867 else | |
| 1868 status = XGetWMIconName(x11_display, x11_window, &text_prop); | |
| 1869 | |
| 1870 /* | |
| 1871 * If terminal is xterm, then x11_window may be a child window of the | |
| 1872 * outer xterm window that actually contains the window/icon name, so | |
| 1873 * keep traversing up the tree until a window with a title/icon is | |
| 1874 * found. | |
| 1875 */ | |
| 1876 /* Previously this was only done for xterm and alikes. I don't see a | |
| 1877 * reason why it would fail for other terminal emulators. | |
| 1878 * if (term_is_xterm) */ | |
| 1879 { | |
| 1880 Window root; | |
| 1881 Window parent; | |
| 1882 Window win = x11_window; | |
| 1883 Window *children; | |
| 1884 unsigned int num_children; | |
| 1885 | |
| 1886 while (!status || text_prop.value == NULL) | |
| 1887 { | |
| 1888 if (!XQueryTree(x11_display, win, &root, &parent, &children, | |
| 1889 &num_children)) | |
| 1890 break; | |
| 1891 if (children) | |
| 1892 XFree((void *)children); | |
| 1893 if (parent == root || parent == 0) | |
| 1894 break; | |
| 1895 | |
| 1896 win = parent; | |
| 1897 if (get_title) | |
| 1898 status = XGetWMName(x11_display, win, &text_prop); | |
| 1899 else | |
| 1900 status = XGetWMIconName(x11_display, win, &text_prop); | |
| 1901 } | |
| 1902 } | |
| 1903 if (status && text_prop.value != NULL) | |
| 1904 { | |
| 1905 retval = TRUE; | |
| 1906 if (!test_only) | |
| 1907 { | |
|
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1908 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
|
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1909 if (text_prop.encoding == XA_STRING |
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1910 # ifdef FEAT_MBYTE |
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1911 && !has_mbyte |
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1912 # endif |
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1913 ) |
| 7 | 1914 { |
| 1915 #endif | |
| 1916 if (get_title) | |
| 1917 oldtitle = vim_strsave((char_u *)text_prop.value); | |
| 1918 else | |
| 1919 oldicon = vim_strsave((char_u *)text_prop.value); | |
|
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1920 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
| 7 | 1921 } |
| 1922 else | |
| 1923 { | |
| 1924 char **cl; | |
| 1925 Status transform_status; | |
| 1926 int n = 0; | |
| 1927 | |
| 1928 transform_status = XmbTextPropertyToTextList(x11_display, | |
| 1929 &text_prop, | |
| 1930 &cl, &n); | |
| 1931 if (transform_status >= Success && n > 0 && cl[0]) | |
| 1932 { | |
| 1933 if (get_title) | |
| 1934 oldtitle = vim_strsave((char_u *) cl[0]); | |
| 1935 else | |
| 1936 oldicon = vim_strsave((char_u *) cl[0]); | |
| 1937 XFreeStringList(cl); | |
| 1938 } | |
| 1939 else | |
| 1940 { | |
| 1941 if (get_title) | |
| 1942 oldtitle = vim_strsave((char_u *)text_prop.value); | |
| 1943 else | |
| 1944 oldicon = vim_strsave((char_u *)text_prop.value); | |
| 1945 } | |
| 1946 } | |
| 1947 #endif | |
| 1948 } | |
| 1949 XFree((void *)text_prop.value); | |
| 1950 } | |
| 1951 } | |
| 1952 return retval; | |
| 1953 } | |
| 1954 | |
| 1955 /* Are Xutf8 functions available? Avoid error from old compilers. */ | |
| 1956 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE) | |
| 1957 # if X_HAVE_UTF8_STRING | |
| 1958 # define USE_UTF8_STRING | |
| 1959 # endif | |
| 1960 #endif | |
| 1961 | |
| 1962 /* | |
| 1963 * Set x11 Window Title | |
| 1964 * | |
| 1965 * get_x11_windis() must be called before this and have returned OK | |
| 1966 */ | |
| 1967 static void | |
| 1968 set_x11_title(title) | |
| 1969 char_u *title; | |
| 1970 { | |
| 1971 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING | |
| 1972 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't | |
| 1973 * supported everywhere and STRING doesn't work for multi-byte titles. | |
| 1974 */ | |
| 1975 #ifdef USE_UTF8_STRING | |
| 1976 if (enc_utf8) | |
| 1977 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title, | |
| 1978 NULL, NULL, 0, NULL, NULL, NULL); | |
| 1979 else | |
| 1980 #endif | |
| 1981 { | |
| 1982 #if XtSpecificationRelease >= 4 | |
| 1983 # ifdef FEAT_XFONTSET | |
| 1984 XmbSetWMProperties(x11_display, x11_window, (const char *)title, | |
| 1985 NULL, NULL, 0, NULL, NULL, NULL); | |
| 1986 # else | |
| 1987 XTextProperty text_prop; | |
| 129 | 1988 char *c_title = (char *)title; |
| 7 | 1989 |
| 1990 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */ | |
| 129 | 1991 (void)XStringListToTextProperty(&c_title, 1, &text_prop); |
| 7 | 1992 XSetWMProperties(x11_display, x11_window, &text_prop, |
| 1993 NULL, NULL, 0, NULL, NULL, NULL); | |
| 1994 # endif | |
| 1995 #else | |
| 1996 XStoreName(x11_display, x11_window, (char *)title); | |
| 1997 #endif | |
| 1998 } | |
| 1999 XFlush(x11_display); | |
| 2000 } | |
| 2001 | |
| 2002 /* | |
| 2003 * Set x11 Window icon | |
| 2004 * | |
| 2005 * get_x11_windis() must be called before this and have returned OK | |
| 2006 */ | |
| 2007 static void | |
| 2008 set_x11_icon(icon) | |
| 2009 char_u *icon; | |
| 2010 { | |
| 2011 /* See above for comments about using X*SetWMProperties(). */ | |
| 2012 #ifdef USE_UTF8_STRING | |
| 2013 if (enc_utf8) | |
| 2014 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
| 2015 NULL, 0, NULL, NULL, NULL); | |
| 2016 else | |
| 2017 #endif | |
| 2018 { | |
| 2019 #if XtSpecificationRelease >= 4 | |
| 2020 # ifdef FEAT_XFONTSET | |
| 2021 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
| 2022 NULL, 0, NULL, NULL, NULL); | |
| 2023 # else | |
| 2024 XTextProperty text_prop; | |
| 129 | 2025 char *c_icon = (char *)icon; |
| 2026 | |
| 2027 (void)XStringListToTextProperty(&c_icon, 1, &text_prop); | |
| 7 | 2028 XSetWMProperties(x11_display, x11_window, NULL, &text_prop, |
| 2029 NULL, 0, NULL, NULL, NULL); | |
| 2030 # endif | |
| 2031 #else | |
| 2032 XSetIconName(x11_display, x11_window, (char *)icon); | |
| 2033 #endif | |
| 2034 } | |
| 2035 XFlush(x11_display); | |
| 2036 } | |
| 2037 | |
| 2038 #else /* FEAT_X11 */ | |
| 2039 | |
| 2040 static int | |
| 2041 get_x11_title(test_only) | |
| 1883 | 2042 int test_only UNUSED; |
| 7 | 2043 { |
| 2044 return FALSE; | |
| 2045 } | |
| 2046 | |
| 2047 static int | |
| 2048 get_x11_icon(test_only) | |
| 2049 int test_only; | |
| 2050 { | |
| 2051 if (!test_only) | |
| 2052 { | |
| 2053 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
| 1940 | 2054 oldicon = vim_strsave(T_NAME + 8); |
| 7 | 2055 else |
| 1940 | 2056 oldicon = vim_strsave(T_NAME); |
| 7 | 2057 } |
| 2058 return FALSE; | |
| 2059 } | |
| 2060 | |
| 2061 #endif /* FEAT_X11 */ | |
| 2062 | |
| 2063 int | |
| 2064 mch_can_restore_title() | |
| 2065 { | |
| 2066 return get_x11_title(TRUE); | |
| 2067 } | |
| 2068 | |
| 2069 int | |
| 2070 mch_can_restore_icon() | |
| 2071 { | |
| 2072 return get_x11_icon(TRUE); | |
| 2073 } | |
| 2074 | |
| 2075 /* | |
| 2076 * Set the window title and icon. | |
| 2077 */ | |
| 2078 void | |
| 2079 mch_settitle(title, icon) | |
| 2080 char_u *title; | |
| 2081 char_u *icon; | |
| 2082 { | |
| 2083 int type = 0; | |
| 2084 static int recursive = 0; | |
| 2085 | |
| 2086 if (T_NAME == NULL) /* no terminal name (yet) */ | |
| 2087 return; | |
| 2088 if (title == NULL && icon == NULL) /* nothing to do */ | |
| 2089 return; | |
| 2090 | |
| 2091 /* When one of the X11 functions causes a deadly signal, we get here again | |
| 2092 * recursively. Avoid hanging then (something is probably locked). */ | |
| 2093 if (recursive) | |
| 2094 return; | |
| 2095 ++recursive; | |
| 2096 | |
| 2097 /* | |
| 2098 * if the window ID and the display is known, we may use X11 calls | |
| 2099 */ | |
| 2100 #ifdef FEAT_X11 | |
| 2101 if (get_x11_windis() == OK) | |
| 2102 type = 1; | |
| 2103 #else | |
| 2104 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK) | |
| 2105 if (gui.in_use) | |
| 2106 type = 1; | |
| 2107 # endif | |
| 2108 #endif | |
| 2109 | |
| 2110 /* | |
|
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Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
2111 * Note: if "t_ts" is set, title is set with escape sequence rather |
| 7 | 2112 * than x11 calls, because the x11 calls don't always work |
| 2113 */ | |
| 2114 if ((type || *T_TS != NUL) && title != NULL) | |
| 2115 { | |
| 2116 if (oldtitle == NULL | |
| 2117 #ifdef FEAT_GUI | |
| 2118 && !gui.in_use | |
| 2119 #endif | |
| 2120 ) /* first call but not in GUI, save title */ | |
| 2121 (void)get_x11_title(FALSE); | |
| 2122 | |
| 2123 if (*T_TS != NUL) /* it's OK if t_fs is empty */ | |
| 2124 term_settitle(title); | |
| 2125 #ifdef FEAT_X11 | |
| 2126 else | |
| 2127 # ifdef FEAT_GUI_GTK | |
| 2128 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
| 2129 # endif | |
| 2130 set_x11_title(title); /* x11 */ | |
| 2131 #endif | |
| 64 | 2132 #if defined(FEAT_GUI_GTK) \ |
| 7 | 2133 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) |
| 2134 else | |
| 2135 gui_mch_settitle(title, icon); | |
| 2136 #endif | |
| 2137 did_set_title = TRUE; | |
| 2138 } | |
| 2139 | |
| 2140 if ((type || *T_CIS != NUL) && icon != NULL) | |
| 2141 { | |
| 2142 if (oldicon == NULL | |
| 2143 #ifdef FEAT_GUI | |
| 2144 && !gui.in_use | |
| 2145 #endif | |
| 2146 ) /* first call, save icon */ | |
| 2147 get_x11_icon(FALSE); | |
| 2148 | |
| 2149 if (*T_CIS != NUL) | |
| 2150 { | |
| 2151 out_str(T_CIS); /* set icon start */ | |
| 2152 out_str_nf(icon); | |
| 2153 out_str(T_CIE); /* set icon end */ | |
| 2154 out_flush(); | |
| 2155 } | |
| 2156 #ifdef FEAT_X11 | |
| 2157 else | |
| 2158 # ifdef FEAT_GUI_GTK | |
| 2159 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
| 2160 # endif | |
| 2161 set_x11_icon(icon); /* x11 */ | |
| 2162 #endif | |
| 2163 did_set_icon = TRUE; | |
| 2164 } | |
| 2165 --recursive; | |
| 2166 } | |
| 2167 | |
| 2168 /* | |
| 2169 * Restore the window/icon title. | |
| 2170 * "which" is one of: | |
| 2171 * 1 only restore title | |
| 2172 * 2 only restore icon | |
| 2173 * 3 restore title and icon | |
| 2174 */ | |
| 2175 void | |
| 2176 mch_restore_title(which) | |
| 2177 int which; | |
| 2178 { | |
| 2179 /* only restore the title or icon when it has been set */ | |
| 2180 mch_settitle(((which & 1) && did_set_title) ? | |
| 2181 (oldtitle ? oldtitle : p_titleold) : NULL, | |
| 2182 ((which & 2) && did_set_icon) ? oldicon : NULL); | |
| 2183 } | |
| 2184 | |
| 2185 #endif /* FEAT_TITLE */ | |
| 2186 | |
| 2187 /* | |
| 2188 * Return TRUE if "name" looks like some xterm name. | |
| 158 | 2189 * Seiichi Sato mentioned that "mlterm" works like xterm. |
| 7 | 2190 */ |
| 2191 int | |
| 2192 vim_is_xterm(name) | |
| 2193 char_u *name; | |
| 2194 { | |
| 2195 if (name == NULL) | |
| 2196 return FALSE; | |
| 2197 return (STRNICMP(name, "xterm", 5) == 0 | |
| 2198 || STRNICMP(name, "nxterm", 6) == 0 | |
| 2199 || STRNICMP(name, "kterm", 5) == 0 | |
| 158 | 2200 || STRNICMP(name, "mlterm", 6) == 0 |
| 7 | 2201 || STRNICMP(name, "rxvt", 4) == 0 |
| 2202 || STRCMP(name, "builtin_xterm") == 0); | |
| 2203 } | |
| 2204 | |
| 1620 | 2205 #if defined(FEAT_MOUSE_XTERM) || defined(PROTO) |
| 2206 /* | |
| 2207 * Return TRUE if "name" appears to be that of a terminal | |
| 2208 * known to support the xterm-style mouse protocol. | |
| 2209 * Relies on term_is_xterm having been set to its correct value. | |
| 2210 */ | |
| 2211 int | |
| 2212 use_xterm_like_mouse(name) | |
| 2213 char_u *name; | |
| 2214 { | |
| 2215 return (name != NULL | |
| 2216 && (term_is_xterm || STRNICMP(name, "screen", 6) == 0)); | |
| 2217 } | |
| 2218 #endif | |
| 2219 | |
| 7 | 2220 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) |
| 2221 /* | |
| 2222 * Return non-zero when using an xterm mouse, according to 'ttymouse'. | |
| 2223 * Return 1 for "xterm". | |
| 2224 * Return 2 for "xterm2". | |
| 3145 | 2225 * Return 3 for "urxvt". |
| 3746 | 2226 * Return 4 for "sgr". |
| 7 | 2227 */ |
| 2228 int | |
| 2229 use_xterm_mouse() | |
| 2230 { | |
| 3746 | 2231 if (ttym_flags == TTYM_SGR) |
| 2232 return 4; | |
| 3145 | 2233 if (ttym_flags == TTYM_URXVT) |
| 2234 return 3; | |
| 7 | 2235 if (ttym_flags == TTYM_XTERM2) |
| 2236 return 2; | |
| 2237 if (ttym_flags == TTYM_XTERM) | |
| 2238 return 1; | |
| 2239 return 0; | |
| 2240 } | |
| 2241 #endif | |
| 2242 | |
| 2243 int | |
| 2244 vim_is_iris(name) | |
| 2245 char_u *name; | |
| 2246 { | |
| 2247 if (name == NULL) | |
| 2248 return FALSE; | |
| 2249 return (STRNICMP(name, "iris-ansi", 9) == 0 | |
| 2250 || STRCMP(name, "builtin_iris-ansi") == 0); | |
| 2251 } | |
| 2252 | |
| 2253 int | |
| 2254 vim_is_vt300(name) | |
| 2255 char_u *name; | |
| 2256 { | |
| 2257 if (name == NULL) | |
| 2258 return FALSE; /* actually all ANSI comp. terminals should be here */ | |
| 22 | 2259 /* catch VT100 - VT5xx */ |
| 2260 return ((STRNICMP(name, "vt", 2) == 0 | |
| 2261 && vim_strchr((char_u *)"12345", name[2]) != NULL) | |
| 7 | 2262 || STRCMP(name, "builtin_vt320") == 0); |
| 2263 } | |
| 2264 | |
| 2265 /* | |
| 2266 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set. | |
| 2267 * This should include all windowed terminal emulators. | |
| 2268 */ | |
| 2269 int | |
| 2270 vim_is_fastterm(name) | |
| 2271 char_u *name; | |
| 2272 { | |
| 2273 if (name == NULL) | |
| 2274 return FALSE; | |
| 2275 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name)) | |
| 2276 return TRUE; | |
| 2277 return ( STRNICMP(name, "hpterm", 6) == 0 | |
| 2278 || STRNICMP(name, "sun-cmd", 7) == 0 | |
| 2279 || STRNICMP(name, "screen", 6) == 0 | |
| 2280 || STRNICMP(name, "dtterm", 6) == 0); | |
| 2281 } | |
| 2282 | |
| 2283 /* | |
| 2284 * Insert user name in s[len]. | |
| 2285 * Return OK if a name found. | |
| 2286 */ | |
| 2287 int | |
| 2288 mch_get_user_name(s, len) | |
| 2289 char_u *s; | |
| 2290 int len; | |
| 2291 { | |
| 2292 #ifdef VMS | |
| 509 | 2293 vim_strncpy(s, (char_u *)cuserid(NULL), len - 1); |
| 7 | 2294 return OK; |
| 2295 #else | |
| 2296 return mch_get_uname(getuid(), s, len); | |
| 2297 #endif | |
| 2298 } | |
| 2299 | |
| 2300 /* | |
| 2301 * Insert user name for "uid" in s[len]. | |
| 2302 * Return OK if a name found. | |
| 2303 */ | |
| 2304 int | |
| 2305 mch_get_uname(uid, s, len) | |
| 2306 uid_t uid; | |
| 2307 char_u *s; | |
| 2308 int len; | |
| 2309 { | |
| 2310 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID) | |
| 2311 struct passwd *pw; | |
| 2312 | |
| 2313 if ((pw = getpwuid(uid)) != NULL | |
| 2314 && pw->pw_name != NULL && *(pw->pw_name) != NUL) | |
| 2315 { | |
| 418 | 2316 vim_strncpy(s, (char_u *)pw->pw_name, len - 1); |
| 7 | 2317 return OK; |
| 2318 } | |
| 2319 #endif | |
| 2320 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */ | |
| 2321 return FAIL; /* a number is not a name */ | |
| 2322 } | |
| 2323 | |
| 2324 /* | |
| 2325 * Insert host name is s[len]. | |
| 2326 */ | |
| 2327 | |
| 2328 #ifdef HAVE_SYS_UTSNAME_H | |
| 2329 void | |
| 2330 mch_get_host_name(s, len) | |
| 2331 char_u *s; | |
| 2332 int len; | |
| 2333 { | |
| 2334 struct utsname vutsname; | |
| 2335 | |
| 2336 if (uname(&vutsname) < 0) | |
| 2337 *s = NUL; | |
| 2338 else | |
| 418 | 2339 vim_strncpy(s, (char_u *)vutsname.nodename, len - 1); |
| 7 | 2340 } |
| 2341 #else /* HAVE_SYS_UTSNAME_H */ | |
| 2342 | |
| 2343 # ifdef HAVE_SYS_SYSTEMINFO_H | |
| 2344 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len) | |
| 2345 # endif | |
| 2346 | |
| 2347 void | |
| 2348 mch_get_host_name(s, len) | |
| 2349 char_u *s; | |
| 2350 int len; | |
| 2351 { | |
| 2352 # ifdef VAXC | |
| 2353 vaxc$gethostname((char *)s, len); | |
| 2354 # else | |
| 2355 gethostname((char *)s, len); | |
| 2356 # endif | |
| 2357 s[len - 1] = NUL; /* make sure it's terminated */ | |
| 2358 } | |
| 2359 #endif /* HAVE_SYS_UTSNAME_H */ | |
| 2360 | |
| 2361 /* | |
| 2362 * return process ID | |
| 2363 */ | |
| 2364 long | |
| 2365 mch_get_pid() | |
| 2366 { | |
| 2367 return (long)getpid(); | |
| 2368 } | |
| 2369 | |
| 2370 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD) | |
| 2371 static char *strerror __ARGS((int)); | |
| 2372 | |
| 2373 static char * | |
| 2374 strerror(err) | |
| 2375 int err; | |
| 2376 { | |
| 2377 extern int sys_nerr; | |
| 2378 extern char *sys_errlist[]; | |
| 2379 static char er[20]; | |
| 2380 | |
| 2381 if (err > 0 && err < sys_nerr) | |
| 2382 return (sys_errlist[err]); | |
| 2383 sprintf(er, "Error %d", err); | |
| 2384 return er; | |
| 2385 } | |
| 2386 #endif | |
| 2387 | |
| 2388 /* | |
| 2389 * Get name of current directory into buffer 'buf' of length 'len' bytes. | |
| 2390 * Return OK for success, FAIL for failure. | |
| 2391 */ | |
| 2392 int | |
| 2393 mch_dirname(buf, len) | |
| 2394 char_u *buf; | |
| 2395 int len; | |
| 2396 { | |
| 2397 #if defined(USE_GETCWD) | |
| 2398 if (getcwd((char *)buf, len) == NULL) | |
| 2399 { | |
| 2400 STRCPY(buf, strerror(errno)); | |
| 2401 return FAIL; | |
| 2402 } | |
| 2403 return OK; | |
| 2404 #else | |
| 2405 return (getwd((char *)buf) != NULL ? OK : FAIL); | |
| 2406 #endif | |
| 2407 } | |
| 2408 | |
| 2409 #if defined(OS2) || defined(PROTO) | |
| 2410 /* | |
| 2411 * Replace all slashes by backslashes. | |
| 2412 * When 'shellslash' set do it the other way around. | |
| 2413 */ | |
| 2414 void | |
| 2415 slash_adjust(p) | |
| 2416 char_u *p; | |
| 2417 { | |
| 2418 while (*p) | |
| 2419 { | |
| 2420 if (*p == psepcN) | |
| 2421 *p = psepc; | |
| 39 | 2422 mb_ptr_adv(p); |
| 7 | 2423 } |
| 2424 } | |
| 2425 #endif | |
| 2426 | |
| 2427 /* | |
| 1045 | 2428 * Get absolute file name into "buf[len]". |
| 7 | 2429 * |
| 2430 * return FAIL for failure, OK for success | |
| 2431 */ | |
| 2432 int | |
| 2433 mch_FullName(fname, buf, len, force) | |
| 2434 char_u *fname, *buf; | |
| 2435 int len; | |
| 2436 int force; /* also expand when already absolute path */ | |
| 2437 { | |
| 2438 int l; | |
| 1082 | 2439 #ifdef OS2 |
| 7 | 2440 int only_drive; /* file name is only a drive letter */ |
| 1082 | 2441 #endif |
| 2442 #ifdef HAVE_FCHDIR | |
| 7 | 2443 int fd = -1; |
| 2444 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */ | |
| 1082 | 2445 #endif |
| 7 | 2446 char_u olddir[MAXPATHL]; |
| 2447 char_u *p; | |
| 2448 int retval = OK; | |
| 1615 | 2449 #ifdef __CYGWIN__ |
| 1620 | 2450 char_u posix_fname[MAXPATHL]; /* Cygwin docs mention MAX_PATH, but |
| 2451 it's not always defined */ | |
| 2452 #endif | |
| 7 | 2453 |
| 1082 | 2454 #ifdef VMS |
| 2455 fname = vms_fixfilename(fname); | |
| 2456 #endif | |
| 2457 | |
| 1102 | 2458 #ifdef __CYGWIN__ |
| 2459 /* | |
| 2460 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts". | |
| 2461 */ | |
| 1657 | 2462 # if CYGWIN_VERSION_DLL_MAJOR >= 1007 |
| 2463 cygwin_conv_path(CCP_WIN_A_TO_POSIX, fname, posix_fname, MAXPATHL); | |
| 2464 # else | |
| 1615 | 2465 cygwin_conv_to_posix_path(fname, posix_fname); |
| 1657 | 2466 # endif |
| 1615 | 2467 fname = posix_fname; |
| 1102 | 2468 #endif |
| 2469 | |
| 7 | 2470 /* expand it if forced or not an absolute path */ |
| 2471 if (force || !mch_isFullName(fname)) | |
| 2472 { | |
| 2473 /* | |
| 2474 * If the file name has a path, change to that directory for a moment, | |
| 2475 * and then do the getwd() (and get back to where we were). | |
| 2476 * This will get the correct path name with "../" things. | |
| 2477 */ | |
| 1082 | 2478 #ifdef OS2 |
| 7 | 2479 only_drive = 0; |
| 2480 if (((p = vim_strrchr(fname, '/')) != NULL) | |
| 2481 || ((p = vim_strrchr(fname, '\\')) != NULL) | |
| 2482 || (((p = vim_strchr(fname, ':')) != NULL) && ++only_drive)) | |
| 1082 | 2483 #else |
| 7 | 2484 if ((p = vim_strrchr(fname, '/')) != NULL) |
| 1082 | 2485 #endif |
| 7 | 2486 { |
| 1082 | 2487 #ifdef HAVE_FCHDIR |
| 7 | 2488 /* |
| 2489 * Use fchdir() if possible, it's said to be faster and more | |
| 2490 * reliable. But on SunOS 4 it might not work. Check this by | |
| 2491 * doing a fchdir() right now. | |
| 2492 */ | |
| 2493 if (!dont_fchdir) | |
| 2494 { | |
| 2495 fd = open(".", O_RDONLY | O_EXTRA, 0); | |
| 2496 if (fd >= 0 && fchdir(fd) < 0) | |
| 2497 { | |
| 2498 close(fd); | |
| 2499 fd = -1; | |
| 2500 dont_fchdir = TRUE; /* don't try again */ | |
| 2501 } | |
| 2502 } | |
| 1082 | 2503 #endif |
| 7 | 2504 |
| 2505 /* Only change directory when we are sure we can return to where | |
| 2506 * we are now. After doing "su" chdir(".") might not work. */ | |
| 2507 if ( | |
| 1082 | 2508 #ifdef HAVE_FCHDIR |
| 7 | 2509 fd < 0 && |
| 1082 | 2510 #endif |
| 7 | 2511 (mch_dirname(olddir, MAXPATHL) == FAIL |
| 2512 || mch_chdir((char *)olddir) != 0)) | |
| 2513 { | |
| 2514 p = NULL; /* can't get current dir: don't chdir */ | |
| 2515 retval = FAIL; | |
| 2516 } | |
| 2517 else | |
| 2518 { | |
| 1082 | 2519 #ifdef OS2 |
| 7 | 2520 /* |
| 2521 * compensate for case where ':' from "D:" was the only | |
| 2522 * path separator detected in the file name; the _next_ | |
| 2523 * character has to be removed, and then restored later. | |
| 2524 */ | |
| 2525 if (only_drive) | |
| 2526 p++; | |
| 1082 | 2527 #endif |
| 7 | 2528 /* The directory is copied into buf[], to be able to remove |
| 2529 * the file name without changing it (could be a string in | |
| 2530 * read-only memory) */ | |
| 2531 if (p - fname >= len) | |
| 2532 retval = FAIL; | |
| 2533 else | |
| 2534 { | |
| 418 | 2535 vim_strncpy(buf, fname, p - fname); |
| 7 | 2536 if (mch_chdir((char *)buf)) |
| 2537 retval = FAIL; | |
| 2538 else | |
| 2539 fname = p + 1; | |
| 2540 *buf = NUL; | |
| 2541 } | |
| 1082 | 2542 #ifdef OS2 |
| 7 | 2543 if (only_drive) |
| 2544 { | |
| 2545 p--; | |
| 2546 if (retval != FAIL) | |
| 2547 fname--; | |
| 2548 } | |
| 1082 | 2549 #endif |
| 7 | 2550 } |
| 2551 } | |
| 2552 if (mch_dirname(buf, len) == FAIL) | |
| 2553 { | |
| 2554 retval = FAIL; | |
| 2555 *buf = NUL; | |
| 2556 } | |
| 2557 if (p != NULL) | |
| 2558 { | |
| 1082 | 2559 #ifdef HAVE_FCHDIR |
| 7 | 2560 if (fd >= 0) |
| 2561 { | |
| 1935 | 2562 if (p_verbose >= 5) |
| 2563 { | |
| 2564 verbose_enter(); | |
| 2565 MSG("fchdir() to previous dir"); | |
| 2566 verbose_leave(); | |
| 2567 } | |
| 7 | 2568 l = fchdir(fd); |
| 2569 close(fd); | |
| 2570 } | |
| 2571 else | |
| 1082 | 2572 #endif |
| 7 | 2573 l = mch_chdir((char *)olddir); |
| 2574 if (l != 0) | |
| 2575 EMSG(_(e_prev_dir)); | |
| 2576 } | |
| 2577 | |
| 2578 l = STRLEN(buf); | |
| 3867 | 2579 if (l >= len - 1) |
| 2580 retval = FAIL; /* no space for trailing "/" */ | |
| 1082 | 2581 #ifndef VMS |
| 3867 | 2582 else if (l > 0 && buf[l - 1] != '/' && *fname != NUL |
| 7 | 2583 && STRCMP(fname, ".") != 0) |
| 3867 | 2584 STRCAT(buf, "/"); |
| 1082 | 2585 #endif |
| 7 | 2586 } |
| 1045 | 2587 |
| 7 | 2588 /* Catch file names which are too long. */ |
| 1877 | 2589 if (retval == FAIL || (int)(STRLEN(buf) + STRLEN(fname)) >= len) |
| 7 | 2590 return FAIL; |
| 2591 | |
| 2592 /* Do not append ".", "/dir/." is equal to "/dir". */ | |
| 2593 if (STRCMP(fname, ".") != 0) | |
| 2594 STRCAT(buf, fname); | |
| 2595 | |
| 2596 return OK; | |
| 2597 } | |
| 2598 | |
| 2599 /* | |
| 2600 * Return TRUE if "fname" does not depend on the current directory. | |
| 2601 */ | |
| 2602 int | |
| 2603 mch_isFullName(fname) | |
| 2604 char_u *fname; | |
| 2605 { | |
| 2606 #ifdef __EMX__ | |
| 2607 return _fnisabs(fname); | |
| 2608 #else | |
| 2609 # ifdef VMS | |
| 2610 return ( fname[0] == '/' || fname[0] == '.' || | |
| 2611 strchr((char *)fname,':') || strchr((char *)fname,'"') || | |
| 2612 (strchr((char *)fname,'[') && strchr((char *)fname,']'))|| | |
| 2613 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) ); | |
| 2614 # else | |
| 2615 return (*fname == '/' || *fname == '~'); | |
| 2616 # endif | |
| 2617 #endif | |
| 2618 } | |
| 2619 | |
| 585 | 2620 #if defined(USE_FNAME_CASE) || defined(PROTO) |
| 2621 /* | |
| 2622 * Set the case of the file name, if it already exists. This will cause the | |
| 2623 * file name to remain exactly the same. | |
| 1450 | 2624 * Only required for file systems where case is ignored and preserved. |
| 585 | 2625 */ |
| 2626 void | |
| 2627 fname_case(name, len) | |
| 2628 char_u *name; | |
| 1883 | 2629 int len UNUSED; /* buffer size, only used when name gets longer */ |
| 585 | 2630 { |
| 2631 struct stat st; | |
| 2632 char_u *slash, *tail; | |
| 2633 DIR *dirp; | |
| 2634 struct dirent *dp; | |
| 2635 | |
| 2636 if (lstat((char *)name, &st) >= 0) | |
| 2637 { | |
| 2638 /* Open the directory where the file is located. */ | |
| 2639 slash = vim_strrchr(name, '/'); | |
| 2640 if (slash == NULL) | |
| 2641 { | |
| 2642 dirp = opendir("."); | |
| 2643 tail = name; | |
| 2644 } | |
| 2645 else | |
| 2646 { | |
| 2647 *slash = NUL; | |
| 2648 dirp = opendir((char *)name); | |
| 2649 *slash = '/'; | |
| 2650 tail = slash + 1; | |
| 2651 } | |
| 2652 | |
| 2653 if (dirp != NULL) | |
| 2654 { | |
| 2655 while ((dp = readdir(dirp)) != NULL) | |
| 2656 { | |
| 2657 /* Only accept names that differ in case and are the same byte | |
| 2658 * length. TODO: accept different length name. */ | |
| 2659 if (STRICMP(tail, dp->d_name) == 0 | |
| 2660 && STRLEN(tail) == STRLEN(dp->d_name)) | |
| 2661 { | |
| 2662 char_u newname[MAXPATHL + 1]; | |
| 2663 struct stat st2; | |
| 2664 | |
| 2665 /* Verify the inode is equal. */ | |
| 2666 vim_strncpy(newname, name, MAXPATHL); | |
| 2667 vim_strncpy(newname + (tail - name), (char_u *)dp->d_name, | |
| 2668 MAXPATHL - (tail - name)); | |
| 2669 if (lstat((char *)newname, &st2) >= 0 | |
| 2670 && st.st_ino == st2.st_ino | |
| 2671 && st.st_dev == st2.st_dev) | |
| 2672 { | |
| 2673 STRCPY(tail, dp->d_name); | |
| 2674 break; | |
| 2675 } | |
| 2676 } | |
| 2677 } | |
| 2678 | |
| 2679 closedir(dirp); | |
| 2680 } | |
| 2681 } | |
| 2682 } | |
| 2683 #endif | |
| 2684 | |
| 7 | 2685 /* |
| 2686 * Get file permissions for 'name'. | |
| 2687 * Returns -1 when it doesn't exist. | |
| 2688 */ | |
| 2689 long | |
| 2690 mch_getperm(name) | |
| 2691 char_u *name; | |
| 2692 { | |
| 2693 struct stat statb; | |
| 2694 | |
| 2695 /* Keep the #ifdef outside of stat(), it may be a macro. */ | |
| 2696 #ifdef VMS | |
| 2697 if (stat((char *)vms_fixfilename(name), &statb)) | |
| 2698 #else | |
| 2699 if (stat((char *)name, &statb)) | |
| 2700 #endif | |
| 2701 return -1; | |
| 1350 | 2702 #ifdef __INTERIX |
| 2703 /* The top bit makes the value negative, which means the file doesn't | |
| 2704 * exist. Remove the bit, we don't use it. */ | |
| 2705 return statb.st_mode & ~S_ADDACE; | |
| 2706 #else | |
| 7 | 2707 return statb.st_mode; |
| 1350 | 2708 #endif |
| 7 | 2709 } |
| 2710 | |
| 2711 /* | |
| 2712 * set file permission for 'name' to 'perm' | |
| 2713 * | |
| 2714 * return FAIL for failure, OK otherwise | |
| 2715 */ | |
| 2716 int | |
| 2717 mch_setperm(name, perm) | |
| 2718 char_u *name; | |
| 2719 long perm; | |
| 2720 { | |
| 2721 return (chmod((char *) | |
| 2722 #ifdef VMS | |
| 2723 vms_fixfilename(name), | |
| 2724 #else | |
| 2725 name, | |
| 2726 #endif | |
| 2727 (mode_t)perm) == 0 ? OK : FAIL); | |
| 2728 } | |
| 2729 | |
| 2730 #if defined(HAVE_ACL) || defined(PROTO) | |
| 2731 # ifdef HAVE_SYS_ACL_H | |
| 2732 # include <sys/acl.h> | |
| 2733 # endif | |
| 2734 # ifdef HAVE_SYS_ACCESS_H | |
| 2735 # include <sys/access.h> | |
| 2736 # endif | |
| 2737 | |
| 2738 # ifdef HAVE_SOLARIS_ACL | |
| 2739 typedef struct vim_acl_solaris_T { | |
| 2740 int acl_cnt; | |
| 2741 aclent_t *acl_entry; | |
| 2742 } vim_acl_solaris_T; | |
| 2743 # endif | |
| 2744 | |
| 1583 | 2745 #if defined(HAVE_SELINUX) || defined(PROTO) |
| 2746 /* | |
| 2747 * Copy security info from "from_file" to "to_file". | |
| 2748 */ | |
| 2749 void | |
| 2750 mch_copy_sec(from_file, to_file) | |
| 2751 char_u *from_file; | |
| 2752 char_u *to_file; | |
| 2753 { | |
| 2754 if (from_file == NULL) | |
| 2755 return; | |
| 2756 | |
| 2757 if (selinux_enabled == -1) | |
| 2758 selinux_enabled = is_selinux_enabled(); | |
| 2759 | |
| 2760 if (selinux_enabled > 0) | |
| 2761 { | |
| 2762 security_context_t from_context = NULL; | |
| 2763 security_context_t to_context = NULL; | |
| 2764 | |
| 2765 if (getfilecon((char *)from_file, &from_context) < 0) | |
| 2766 { | |
| 2767 /* If the filesystem doesn't support extended attributes, | |
| 2768 the original had no special security context and the | |
| 2769 target cannot have one either. */ | |
| 2770 if (errno == EOPNOTSUPP) | |
| 2771 return; | |
| 2772 | |
| 2773 MSG_PUTS(_("\nCould not get security context for ")); | |
| 2774 msg_outtrans(from_file); | |
| 2775 msg_putchar('\n'); | |
| 2776 return; | |
| 2777 } | |
| 2778 if (getfilecon((char *)to_file, &to_context) < 0) | |
| 2779 { | |
| 2780 MSG_PUTS(_("\nCould not get security context for ")); | |
| 2781 msg_outtrans(to_file); | |
| 2782 msg_putchar('\n'); | |
| 2783 freecon (from_context); | |
| 2784 return ; | |
| 2785 } | |
| 2786 if (strcmp(from_context, to_context) != 0) | |
| 2787 { | |
| 2788 if (setfilecon((char *)to_file, from_context) < 0) | |
| 2789 { | |
| 2790 MSG_PUTS(_("\nCould not set security context for ")); | |
| 2791 msg_outtrans(to_file); | |
| 2792 msg_putchar('\n'); | |
| 2793 } | |
| 2794 } | |
| 2795 freecon(to_context); | |
| 2796 freecon(from_context); | |
| 2797 } | |
| 2798 } | |
| 2799 #endif /* HAVE_SELINUX */ | |
| 2800 | |
| 7 | 2801 /* |
| 2802 * Return a pointer to the ACL of file "fname" in allocated memory. | |
| 2803 * Return NULL if the ACL is not available for whatever reason. | |
| 2804 */ | |
| 2805 vim_acl_T | |
| 2806 mch_get_acl(fname) | |
| 1877 | 2807 char_u *fname UNUSED; |
| 7 | 2808 { |
| 2809 vim_acl_T ret = NULL; | |
| 2810 #ifdef HAVE_POSIX_ACL | |
| 2811 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS); | |
| 2812 #else | |
| 3330 | 2813 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2814 acl_t *aclent; | |
| 2815 | |
| 2816 if (acl_get((char *)fname, 0, &aclent) < 0) | |
| 2817 return NULL; | |
| 2818 ret = (vim_acl_T)aclent; | |
| 2819 #else | |
| 7 | 2820 #ifdef HAVE_SOLARIS_ACL |
| 2821 vim_acl_solaris_T *aclent; | |
| 2822 | |
| 2823 aclent = malloc(sizeof(vim_acl_solaris_T)); | |
| 2824 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0) | |
| 2825 { | |
| 2826 free(aclent); | |
| 2827 return NULL; | |
| 2828 } | |
| 2829 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t)); | |
| 2830 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0) | |
| 2831 { | |
| 2832 free(aclent->acl_entry); | |
| 2833 free(aclent); | |
| 2834 return NULL; | |
| 2835 } | |
| 2836 ret = (vim_acl_T)aclent; | |
| 2837 #else | |
| 2838 #if defined(HAVE_AIX_ACL) | |
| 2839 int aclsize; | |
| 2840 struct acl *aclent; | |
| 2841 | |
| 2842 aclsize = sizeof(struct acl); | |
| 2843 aclent = malloc(aclsize); | |
| 2844 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
| 2845 { | |
| 2846 if (errno == ENOSPC) | |
| 2847 { | |
| 2848 aclsize = aclent->acl_len; | |
| 2849 aclent = realloc(aclent, aclsize); | |
| 2850 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
| 2851 { | |
| 2852 free(aclent); | |
| 2853 return NULL; | |
| 2854 } | |
| 2855 } | |
| 2856 else | |
| 2857 { | |
| 2858 free(aclent); | |
| 2859 return NULL; | |
| 2860 } | |
| 2861 } | |
| 2862 ret = (vim_acl_T)aclent; | |
| 2863 #endif /* HAVE_AIX_ACL */ | |
| 2864 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2865 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2866 #endif /* HAVE_POSIX_ACL */ |
| 2867 return ret; | |
| 2868 } | |
| 2869 | |
| 2870 /* | |
| 2871 * Set the ACL of file "fname" to "acl" (unless it's NULL). | |
| 2872 */ | |
| 2873 void | |
| 2874 mch_set_acl(fname, aclent) | |
| 1877 | 2875 char_u *fname UNUSED; |
| 7 | 2876 vim_acl_T aclent; |
| 2877 { | |
| 2878 if (aclent == NULL) | |
| 2879 return; | |
| 2880 #ifdef HAVE_POSIX_ACL | |
| 2881 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent); | |
| 2882 #else | |
| 3330 | 2883 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2884 acl_set((char *)fname, (acl_t *)aclent); | |
| 2885 #else | |
| 7 | 2886 #ifdef HAVE_SOLARIS_ACL |
| 2887 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt, | |
| 2888 ((vim_acl_solaris_T *)aclent)->acl_entry); | |
| 2889 #else | |
| 2890 #ifdef HAVE_AIX_ACL | |
| 2891 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len); | |
| 2892 #endif /* HAVE_AIX_ACL */ | |
| 2893 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2894 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2895 #endif /* HAVE_POSIX_ACL */ |
| 2896 } | |
| 2897 | |
| 2898 void | |
| 2899 mch_free_acl(aclent) | |
| 2900 vim_acl_T aclent; | |
| 2901 { | |
| 2902 if (aclent == NULL) | |
| 2903 return; | |
| 2904 #ifdef HAVE_POSIX_ACL | |
| 2905 acl_free((acl_t)aclent); | |
| 2906 #else | |
| 3330 | 2907 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2908 acl_free((acl_t *)aclent); | |
| 2909 #else | |
| 7 | 2910 #ifdef HAVE_SOLARIS_ACL |
| 2911 free(((vim_acl_solaris_T *)aclent)->acl_entry); | |
| 2912 free(aclent); | |
| 2913 #else | |
| 2914 #ifdef HAVE_AIX_ACL | |
| 2915 free(aclent); | |
| 2916 #endif /* HAVE_AIX_ACL */ | |
| 2917 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2918 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2919 #endif /* HAVE_POSIX_ACL */ |
| 2920 } | |
| 2921 #endif | |
| 2922 | |
| 2923 /* | |
| 2924 * Set hidden flag for "name". | |
| 2925 */ | |
| 2926 void | |
| 2927 mch_hide(name) | |
| 1877 | 2928 char_u *name UNUSED; |
| 7 | 2929 { |
| 2930 /* can't hide a file */ | |
| 2931 } | |
| 2932 | |
| 2933 /* | |
| 2934 * return TRUE if "name" is a directory | |
| 2935 * return FALSE if "name" is not a directory | |
| 2936 * return FALSE for error | |
| 2937 */ | |
| 2938 int | |
| 2939 mch_isdir(name) | |
| 2940 char_u *name; | |
| 2941 { | |
| 2942 struct stat statb; | |
| 2943 | |
| 2944 if (*name == NUL) /* Some stat()s don't flag "" as an error. */ | |
| 2945 return FALSE; | |
| 2946 if (stat((char *)name, &statb)) | |
| 2947 return FALSE; | |
| 2948 #ifdef _POSIX_SOURCE | |
| 2949 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE); | |
| 2950 #else | |
| 2951 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE); | |
| 2952 #endif | |
| 2953 } | |
| 2954 | |
| 2955 static int executable_file __ARGS((char_u *name)); | |
| 2956 | |
| 2957 /* | |
| 2958 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist. | |
| 2959 */ | |
| 2960 static int | |
| 2961 executable_file(name) | |
| 2962 char_u *name; | |
| 2963 { | |
| 2964 struct stat st; | |
| 2965 | |
| 2966 if (stat((char *)name, &st)) | |
| 2967 return 0; | |
| 5704 | 2968 #ifdef VMS |
| 2969 /* Like on Unix system file can have executable rights but not necessarily | |
| 2970 * be an executable, but on Unix is not a default for an ordianry file to | |
| 2971 * have an executable flag - on VMS it is in most cases. | |
| 2972 * Therefore, this check does not have any sense - let keep us to the | |
| 2973 * conventions instead: | |
| 2974 * *.COM and *.EXE files are the executables - the rest are not. This is | |
| 2975 * not ideal but better then it was. | |
| 2976 */ | |
| 2977 int vms_executable = 0; | |
| 2978 if (S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0) | |
| 2979 { | |
| 2980 if (strstr(vms_tolower((char*)name),".exe") != NULL | |
| 2981 || strstr(vms_tolower((char*)name),".com")!= NULL) | |
| 2982 vms_executable = 1; | |
| 2983 } | |
| 2984 return vms_executable; | |
| 2985 #else | |
| 7 | 2986 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0; |
| 5704 | 2987 #endif |
| 7 | 2988 } |
| 2989 | |
| 2990 /* | |
| 2991 * Return 1 if "name" can be found in $PATH and executed, 0 if not. | |
| 2992 * Return -1 if unknown. | |
| 2993 */ | |
| 2994 int | |
| 2995 mch_can_exe(name) | |
| 2996 char_u *name; | |
| 2997 { | |
| 2998 char_u *buf; | |
| 2999 char_u *p, *e; | |
| 3000 int retval; | |
| 3001 | |
| 3002 /* If it's an absolute or relative path don't need to use $PATH. */ | |
| 3003 if (mch_isFullName(name) || (name[0] == '.' && (name[1] == '/' | |
| 3004 || (name[1] == '.' && name[2] == '/')))) | |
| 5704 | 3005 { |
| 7 | 3006 return executable_file(name); |
| 5704 | 3007 } |
| 7 | 3008 |
| 3009 p = (char_u *)getenv("PATH"); | |
| 3010 if (p == NULL || *p == NUL) | |
| 3011 return -1; | |
| 3012 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2)); | |
| 3013 if (buf == NULL) | |
| 3014 return -1; | |
| 3015 | |
| 3016 /* | |
| 3017 * Walk through all entries in $PATH to check if "name" exists there and | |
| 3018 * is an executable file. | |
| 3019 */ | |
| 3020 for (;;) | |
| 3021 { | |
| 3022 e = (char_u *)strchr((char *)p, ':'); | |
| 3023 if (e == NULL) | |
| 3024 e = p + STRLEN(p); | |
| 3025 if (e - p <= 1) /* empty entry means current dir */ | |
| 3026 STRCPY(buf, "./"); | |
| 3027 else | |
| 3028 { | |
| 418 | 3029 vim_strncpy(buf, p, e - p); |
| 7 | 3030 add_pathsep(buf); |
| 3031 } | |
| 3032 STRCAT(buf, name); | |
| 3033 retval = executable_file(buf); | |
| 3034 if (retval == 1) | |
| 3035 break; | |
| 3036 | |
| 3037 if (*e != ':') | |
| 3038 break; | |
| 3039 p = e + 1; | |
| 3040 } | |
| 3041 | |
| 3042 vim_free(buf); | |
| 3043 return retval; | |
| 3044 } | |
| 3045 | |
| 3046 /* | |
| 3047 * Check what "name" is: | |
| 3048 * NODE_NORMAL: file or directory (or doesn't exist) | |
| 3049 * NODE_WRITABLE: writable device, socket, fifo, etc. | |
| 3050 * NODE_OTHER: non-writable things | |
| 3051 */ | |
| 3052 int | |
| 3053 mch_nodetype(name) | |
| 3054 char_u *name; | |
| 3055 { | |
| 3056 struct stat st; | |
| 3057 | |
| 3058 if (stat((char *)name, &st)) | |
| 3059 return NODE_NORMAL; | |
| 3060 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode)) | |
| 3061 return NODE_NORMAL; | |
| 3062 #ifndef OS2 | |
| 3063 if (S_ISBLK(st.st_mode)) /* block device isn't writable */ | |
| 3064 return NODE_OTHER; | |
| 3065 #endif | |
| 3066 /* Everything else is writable? */ | |
| 3067 return NODE_WRITABLE; | |
| 3068 } | |
| 3069 | |
| 3070 void | |
| 3071 mch_early_init() | |
| 3072 { | |
| 3073 #ifdef HAVE_CHECK_STACK_GROWTH | |
| 3074 int i; | |
| 180 | 3075 |
| 7 | 3076 check_stack_growth((char *)&i); |
| 3077 | |
| 180 | 3078 # ifdef HAVE_STACK_LIMIT |
| 7 | 3079 get_stack_limit(); |
| 3080 # endif | |
| 3081 | |
| 3082 #endif | |
| 3083 | |
| 3084 /* | |
| 3085 * Setup an alternative stack for signals. Helps to catch signals when | |
| 3086 * running out of stack space. | |
| 3087 * Use of sigaltstack() is preferred, it's more portable. | |
| 3088 * Ignore any errors. | |
| 3089 */ | |
| 3090 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 1737 | 3091 signal_stack = (char *)alloc(SIGSTKSZ); |
| 7 | 3092 init_signal_stack(); |
| 3093 #endif | |
| 3094 } | |
| 3095 | |
| 355 | 3096 #if defined(EXITFREE) || defined(PROTO) |
| 3097 void | |
| 3098 mch_free_mem() | |
| 3099 { | |
| 359 | 3100 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 3101 if (clip_star.owned) | |
| 3102 clip_lose_selection(&clip_star); | |
| 3103 if (clip_plus.owned) | |
| 3104 clip_lose_selection(&clip_plus); | |
| 355 | 3105 # endif |
| 1605 | 3106 # if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) |
| 355 | 3107 if (xterm_Shell != (Widget)0) |
| 3108 XtDestroyWidget(xterm_Shell); | |
| 1605 | 3109 # ifndef LESSTIF_VERSION |
| 3110 /* Lesstif crashes here, lose some memory */ | |
| 355 | 3111 if (xterm_dpy != NULL) |
| 3112 XtCloseDisplay(xterm_dpy); | |
| 3113 if (app_context != (XtAppContext)NULL) | |
| 1605 | 3114 { |
| 355 | 3115 XtDestroyApplicationContext(app_context); |
| 1605 | 3116 # ifdef FEAT_X11 |
| 3117 x11_display = NULL; /* freed by XtDestroyApplicationContext() */ | |
| 3118 # endif | |
| 3119 } | |
| 3120 # endif | |
| 355 | 3121 # endif |
|
2277
f42e0b5ff9e9
Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
2275
diff
changeset
|
3122 # if defined(FEAT_X11) |
| 1605 | 3123 if (x11_display != NULL |
| 3124 # ifdef FEAT_XCLIPBOARD | |
| 3125 && x11_display != xterm_dpy | |
| 3126 # endif | |
| 3127 ) | |
| 359 | 3128 XCloseDisplay(x11_display); |
| 3129 # endif | |
| 3130 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 3131 vim_free(signal_stack); | |
| 3132 signal_stack = NULL; | |
| 3133 # endif | |
| 3134 # ifdef FEAT_TITLE | |
| 3135 vim_free(oldtitle); | |
| 3136 vim_free(oldicon); | |
| 3137 # endif | |
| 355 | 3138 } |
| 3139 #endif | |
| 3140 | |
| 7 | 3141 static void exit_scroll __ARGS((void)); |
| 3142 | |
| 3143 /* | |
| 3144 * Output a newline when exiting. | |
| 3145 * Make sure the newline goes to the same stream as the text. | |
| 3146 */ | |
| 3147 static void | |
| 3148 exit_scroll() | |
| 3149 { | |
| 167 | 3150 if (silent_mode) |
| 3151 return; | |
| 7 | 3152 if (newline_on_exit || msg_didout) |
| 3153 { | |
| 3154 if (msg_use_printf()) | |
| 3155 { | |
| 3156 if (info_message) | |
| 3157 mch_msg("\n"); | |
| 3158 else | |
| 3159 mch_errmsg("\r\n"); | |
| 3160 } | |
| 3161 else | |
| 3162 out_char('\n'); | |
| 3163 } | |
| 3164 else | |
| 3165 { | |
| 3166 restore_cterm_colors(); /* get original colors back */ | |
| 3167 msg_clr_eos_force(); /* clear the rest of the display */ | |
| 3168 windgoto((int)Rows - 1, 0); /* may have moved the cursor */ | |
| 3169 } | |
| 3170 } | |
| 3171 | |
| 3172 void | |
| 3173 mch_exit(r) | |
| 3174 int r; | |
| 3175 { | |
| 3176 exiting = TRUE; | |
| 3177 | |
| 3178 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD) | |
| 3179 x11_export_final_selection(); | |
| 3180 #endif | |
| 3181 | |
| 3182 #ifdef FEAT_GUI | |
| 3183 if (!gui.in_use) | |
| 3184 #endif | |
| 3185 { | |
| 3186 settmode(TMODE_COOK); | |
| 3187 #ifdef FEAT_TITLE | |
| 3188 mch_restore_title(3); /* restore xterm title and icon name */ | |
| 3189 #endif | |
| 3190 /* | |
| 3191 * When t_ti is not empty but it doesn't cause swapping terminal | |
| 3192 * pages, need to output a newline when msg_didout is set. But when | |
| 3193 * t_ti does swap pages it should not go to the shell page. Do this | |
| 3194 * before stoptermcap(). | |
| 3195 */ | |
| 3196 if (swapping_screen() && !newline_on_exit) | |
| 3197 exit_scroll(); | |
| 3198 | |
| 3199 /* Stop termcap: May need to check for T_CRV response, which | |
| 3200 * requires RAW mode. */ | |
| 3201 stoptermcap(); | |
| 3202 | |
| 3203 /* | |
| 3204 * A newline is only required after a message in the alternate screen. | |
| 3205 * This is set to TRUE by wait_return(). | |
| 3206 */ | |
| 3207 if (!swapping_screen() || newline_on_exit) | |
| 3208 exit_scroll(); | |
| 3209 | |
| 3210 /* Cursor may have been switched off without calling starttermcap() | |
| 3211 * when doing "vim -u vimrc" and vimrc contains ":q". */ | |
| 3212 if (full_screen) | |
| 3213 cursor_on(); | |
| 3214 } | |
| 3215 out_flush(); | |
| 3216 ml_close_all(TRUE); /* remove all memfiles */ | |
| 3217 may_core_dump(); | |
| 3218 #ifdef FEAT_GUI | |
| 3219 if (gui.in_use) | |
| 3220 gui_exit(r); | |
| 3221 #endif | |
| 167 | 3222 |
| 765 | 3223 #ifdef MACOS_CONVERT |
| 167 | 3224 mac_conv_cleanup(); |
| 3225 #endif | |
| 3226 | |
| 7 | 3227 #ifdef __QNX__ |
| 3228 /* A core dump won't be created if the signal handler | |
| 3229 * doesn't return, so we can't call exit() */ | |
| 3230 if (deadly_signal != 0) | |
| 3231 return; | |
| 3232 #endif | |
| 3233 | |
| 33 | 3234 #ifdef FEAT_NETBEANS_INTG |
| 2210 | 3235 netbeans_send_disconnect(); |
| 33 | 3236 #endif |
| 355 | 3237 |
| 3238 #ifdef EXITFREE | |
| 3239 free_all_mem(); | |
| 3240 #endif | |
| 3241 | |
| 7 | 3242 exit(r); |
| 3243 } | |
| 3244 | |
| 3245 static void | |
| 3246 may_core_dump() | |
| 3247 { | |
| 3248 if (deadly_signal != 0) | |
| 3249 { | |
| 3250 signal(deadly_signal, SIG_DFL); | |
| 3251 kill(getpid(), deadly_signal); /* Die using the signal we caught */ | |
| 3252 } | |
| 3253 } | |
| 3254 | |
| 3255 #ifndef VMS | |
| 3256 | |
| 3257 void | |
| 3258 mch_settmode(tmode) | |
| 3259 int tmode; | |
| 3260 { | |
| 3261 static int first = TRUE; | |
| 3262 | |
| 3263 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
| 3264 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
| 3265 /* | |
| 3266 * for "new" tty systems | |
| 3267 */ | |
| 3268 # ifdef HAVE_TERMIOS_H | |
| 3269 static struct termios told; | |
| 3270 struct termios tnew; | |
| 3271 # else | |
| 3272 static struct termio told; | |
| 3273 struct termio tnew; | |
| 3274 # endif | |
| 3275 | |
| 3276 if (first) | |
| 3277 { | |
| 3278 first = FALSE; | |
| 3279 # if defined(HAVE_TERMIOS_H) | |
| 3280 tcgetattr(read_cmd_fd, &told); | |
| 3281 # else | |
| 3282 ioctl(read_cmd_fd, TCGETA, &told); | |
| 3283 # endif | |
| 3284 } | |
| 3285 | |
| 3286 tnew = told; | |
| 3287 if (tmode == TMODE_RAW) | |
| 3288 { | |
| 3289 /* | |
| 3290 * ~ICRNL enables typing ^V^M | |
| 3291 */ | |
| 3292 tnew.c_iflag &= ~ICRNL; | |
| 3293 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE | |
| 3294 # if defined(IEXTEN) && !defined(__MINT__) | |
| 3295 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */ | |
| 3296 /* but it breaks function keys on MINT */ | |
| 3297 # endif | |
| 3298 ); | |
| 3299 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */ | |
| 3300 tnew.c_oflag &= ~ONLCR; | |
| 3301 # endif | |
| 3302 tnew.c_cc[VMIN] = 1; /* return after 1 char */ | |
| 3303 tnew.c_cc[VTIME] = 0; /* don't wait */ | |
| 3304 } | |
| 3305 else if (tmode == TMODE_SLEEP) | |
| 3306 tnew.c_lflag &= ~(ECHO); | |
| 3307 | |
| 3308 # if defined(HAVE_TERMIOS_H) | |
| 3309 { | |
| 3310 int n = 10; | |
| 3311 | |
| 3312 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a | |
| 3313 * few times. */ | |
| 3314 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1 | |
| 3315 && errno == EINTR && n > 0) | |
| 3316 --n; | |
| 3317 } | |
| 3318 # else | |
| 3319 ioctl(read_cmd_fd, TCSETA, &tnew); | |
| 3320 # endif | |
| 3321 | |
| 3322 #else | |
| 3323 | |
| 3324 /* | |
| 3325 * for "old" tty systems | |
| 3326 */ | |
| 3327 # ifndef TIOCSETN | |
| 3328 # define TIOCSETN TIOCSETP /* for hpux 9.0 */ | |
| 3329 # endif | |
| 3330 static struct sgttyb ttybold; | |
| 3331 struct sgttyb ttybnew; | |
| 3332 | |
| 3333 if (first) | |
| 3334 { | |
| 3335 first = FALSE; | |
| 3336 ioctl(read_cmd_fd, TIOCGETP, &ttybold); | |
| 3337 } | |
| 3338 | |
| 3339 ttybnew = ttybold; | |
| 3340 if (tmode == TMODE_RAW) | |
| 3341 { | |
| 3342 ttybnew.sg_flags &= ~(CRMOD | ECHO); | |
| 3343 ttybnew.sg_flags |= RAW; | |
| 3344 } | |
| 3345 else if (tmode == TMODE_SLEEP) | |
| 3346 ttybnew.sg_flags &= ~(ECHO); | |
| 3347 ioctl(read_cmd_fd, TIOCSETN, &ttybnew); | |
| 3348 #endif | |
| 3349 curr_tmode = tmode; | |
| 3350 } | |
| 3351 | |
| 3352 /* | |
| 3353 * Try to get the code for "t_kb" from the stty setting | |
| 3354 * | |
| 3355 * Even if termcap claims a backspace key, the user's setting *should* | |
| 3356 * prevail. stty knows more about reality than termcap does, and if | |
| 3357 * somebody's usual erase key is DEL (which, for most BSD users, it will | |
| 3358 * be), they're going to get really annoyed if their erase key starts | |
| 3359 * doing forward deletes for no reason. (Eric Fischer) | |
| 3360 */ | |
| 3361 void | |
| 3362 get_stty() | |
| 3363 { | |
| 3364 char_u buf[2]; | |
| 3365 char_u *p; | |
| 3366 | |
| 3367 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
| 3368 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
| 3369 /* for "new" tty systems */ | |
| 3370 # ifdef HAVE_TERMIOS_H | |
| 3371 struct termios keys; | |
| 3372 # else | |
| 3373 struct termio keys; | |
| 3374 # endif | |
| 3375 | |
| 3376 # if defined(HAVE_TERMIOS_H) | |
| 3377 if (tcgetattr(read_cmd_fd, &keys) != -1) | |
| 3378 # else | |
| 3379 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1) | |
| 3380 # endif | |
| 3381 { | |
| 3382 buf[0] = keys.c_cc[VERASE]; | |
| 3383 intr_char = keys.c_cc[VINTR]; | |
| 3384 #else | |
| 3385 /* for "old" tty systems */ | |
| 3386 struct sgttyb keys; | |
| 3387 | |
| 3388 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1) | |
| 3389 { | |
| 3390 buf[0] = keys.sg_erase; | |
| 3391 intr_char = keys.sg_kill; | |
| 3392 #endif | |
| 3393 buf[1] = NUL; | |
| 3394 add_termcode((char_u *)"kb", buf, FALSE); | |
| 3395 | |
| 3396 /* | |
| 3397 * If <BS> and <DEL> are now the same, redefine <DEL>. | |
| 3398 */ | |
| 3399 p = find_termcode((char_u *)"kD"); | |
| 3400 if (p != NULL && p[0] == buf[0] && p[1] == buf[1]) | |
| 3401 do_fixdel(NULL); | |
| 3402 } | |
| 3403 #if 0 | |
| 3404 } /* to keep cindent happy */ | |
| 3405 #endif | |
| 3406 } | |
| 3407 | |
| 3408 #endif /* VMS */ | |
| 3409 | |
| 3410 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) | |
| 3411 /* | |
| 3412 * Set mouse clicks on or off. | |
| 3413 */ | |
| 3414 void | |
| 3415 mch_setmouse(on) | |
| 3416 int on; | |
| 3417 { | |
| 3418 static int ison = FALSE; | |
| 3419 int xterm_mouse_vers; | |
| 3420 | |
| 3421 if (on == ison) /* return quickly if nothing to do */ | |
| 3422 return; | |
| 3423 | |
| 3424 xterm_mouse_vers = use_xterm_mouse(); | |
| 3145 | 3425 |
| 3426 # ifdef FEAT_MOUSE_URXVT | |
| 3746 | 3427 if (ttym_flags == TTYM_URXVT) |
| 3428 { | |
| 3145 | 3429 out_str_nf((char_u *) |
| 3430 (on | |
| 3431 ? IF_EB("\033[?1015h", ESC_STR "[?1015h") | |
| 3432 : IF_EB("\033[?1015l", ESC_STR "[?1015l"))); | |
| 3433 ison = on; | |
| 3434 } | |
| 3435 # endif | |
| 3436 | |
| 3746 | 3437 # ifdef FEAT_MOUSE_SGR |
| 3438 if (ttym_flags == TTYM_SGR) | |
| 3439 { | |
| 3440 out_str_nf((char_u *) | |
| 3441 (on | |
| 3442 ? IF_EB("\033[?1006h", ESC_STR "[?1006h") | |
| 3443 : IF_EB("\033[?1006l", ESC_STR "[?1006l"))); | |
| 3444 ison = on; | |
| 3445 } | |
| 3446 # endif | |
| 3447 | |
| 7 | 3448 if (xterm_mouse_vers > 0) |
| 3449 { | |
| 3450 if (on) /* enable mouse events, use mouse tracking if available */ | |
| 3451 out_str_nf((char_u *) | |
| 3452 (xterm_mouse_vers > 1 | |
| 3453 ? IF_EB("\033[?1002h", ESC_STR "[?1002h") | |
| 3454 : IF_EB("\033[?1000h", ESC_STR "[?1000h"))); | |
| 3455 else /* disable mouse events, could probably always send the same */ | |
| 3456 out_str_nf((char_u *) | |
| 3457 (xterm_mouse_vers > 1 | |
| 3458 ? IF_EB("\033[?1002l", ESC_STR "[?1002l") | |
| 3459 : IF_EB("\033[?1000l", ESC_STR "[?1000l"))); | |
| 3460 ison = on; | |
| 3461 } | |
| 3462 | |
| 3463 # ifdef FEAT_MOUSE_DEC | |
| 3464 else if (ttym_flags == TTYM_DEC) | |
| 3465 { | |
| 3466 if (on) /* enable mouse events */ | |
| 3467 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{"); | |
| 3468 else /* disable mouse events */ | |
| 3469 out_str_nf((char_u *)"\033['z"); | |
| 3470 ison = on; | |
| 3471 } | |
| 3472 # endif | |
| 3473 | |
| 3474 # ifdef FEAT_MOUSE_GPM | |
| 3475 else | |
| 3476 { | |
| 3477 if (on) | |
| 3478 { | |
| 3479 if (gpm_open()) | |
| 3480 ison = TRUE; | |
| 3481 } | |
| 3482 else | |
| 3483 { | |
| 3484 gpm_close(); | |
| 3485 ison = FALSE; | |
| 3486 } | |
| 3487 } | |
| 3488 # endif | |
| 3489 | |
| 1620 | 3490 # ifdef FEAT_SYSMOUSE |
| 3491 else | |
| 3492 { | |
| 3493 if (on) | |
| 3494 { | |
| 3495 if (sysmouse_open() == OK) | |
| 3496 ison = TRUE; | |
| 3497 } | |
| 3498 else | |
| 3499 { | |
| 3500 sysmouse_close(); | |
| 3501 ison = FALSE; | |
| 3502 } | |
| 3503 } | |
| 3504 # endif | |
| 3505 | |
| 7 | 3506 # ifdef FEAT_MOUSE_JSB |
| 3507 else | |
| 3508 { | |
| 3509 if (on) | |
| 3510 { | |
| 3511 /* D - Enable Mouse up/down messages | |
| 3512 * L - Enable Left Button Reporting | |
| 3513 * M - Enable Middle Button Reporting | |
| 3514 * R - Enable Right Button Reporting | |
| 3515 * K - Enable SHIFT and CTRL key Reporting | |
| 3516 * + - Enable Advanced messaging of mouse moves and up/down messages | |
| 3517 * Q - Quiet No Ack | |
| 3518 * # - Numeric value of mouse pointer required | |
| 3519 * 0 = Multiview 2000 cursor, used as standard | |
| 3520 * 1 = Windows Arrow | |
| 3521 * 2 = Windows I Beam | |
| 3522 * 3 = Windows Hour Glass | |
| 3523 * 4 = Windows Cross Hair | |
| 3524 * 5 = Windows UP Arrow | |
| 3525 */ | |
| 4299 | 3526 # ifdef JSBTERM_MOUSE_NONADVANCED |
| 3527 /* Disables full feedback of pointer movements */ | |
| 7 | 3528 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\", |
| 3529 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\")); | |
| 4299 | 3530 # else |
| 7 | 3531 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\", |
| 3532 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\")); | |
| 4299 | 3533 # endif |
| 7 | 3534 ison = TRUE; |
| 3535 } | |
| 3536 else | |
| 3537 { | |
| 3538 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\", | |
| 3539 ESC_STR "[0~ZwQ" ESC_STR "\\")); | |
| 3540 ison = FALSE; | |
| 3541 } | |
| 3542 } | |
| 3543 # endif | |
| 3544 # ifdef FEAT_MOUSE_PTERM | |
| 3545 else | |
| 3546 { | |
| 3547 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */ | |
| 3548 if (on) | |
| 3549 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l"); | |
| 3550 else | |
| 3551 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h"); | |
| 3552 ison = on; | |
| 3553 } | |
| 3554 # endif | |
| 3555 } | |
| 3556 | |
| 3557 /* | |
| 3558 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options. | |
| 3559 */ | |
| 3560 void | |
| 3561 check_mouse_termcode() | |
| 3562 { | |
| 3563 # ifdef FEAT_MOUSE_XTERM | |
| 3564 if (use_xterm_mouse() | |
| 3145 | 3565 # ifdef FEAT_MOUSE_URXVT |
| 3566 && use_xterm_mouse() != 3 | |
| 3567 # endif | |
| 7 | 3568 # ifdef FEAT_GUI |
| 3569 && !gui.in_use | |
| 3570 # endif | |
| 3571 ) | |
| 3572 { | |
| 3573 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 180 | 3574 ? IF_EB("\233M", CSI_STR "M") |
| 3575 : IF_EB("\033[M", ESC_STR "[M"))); | |
| 7 | 3576 if (*p_mouse != NUL) |
| 3577 { | |
| 3578 /* force mouse off and maybe on to send possibly new mouse | |
| 3579 * activation sequence to the xterm, with(out) drag tracing. */ | |
| 3580 mch_setmouse(FALSE); | |
| 3581 setmouse(); | |
| 3582 } | |
| 3583 } | |
| 3584 else | |
| 3585 del_mouse_termcode(KS_MOUSE); | |
| 3586 # endif | |
| 3587 | |
| 3588 # ifdef FEAT_MOUSE_GPM | |
| 3589 if (!use_xterm_mouse() | |
| 3590 # ifdef FEAT_GUI | |
| 3591 && !gui.in_use | |
| 3592 # endif | |
| 3593 ) | |
| 3594 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG")); | |
| 3595 # endif | |
| 3596 | |
| 1620 | 3597 # ifdef FEAT_SYSMOUSE |
| 3598 if (!use_xterm_mouse() | |
| 3599 # ifdef FEAT_GUI | |
| 3600 && !gui.in_use | |
| 3601 # endif | |
| 3602 ) | |
| 3603 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MS", ESC_STR "MS")); | |
| 3604 # endif | |
| 3605 | |
| 7 | 3606 # ifdef FEAT_MOUSE_JSB |
| 3607 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */ | |
| 3608 if (!use_xterm_mouse() | |
| 3609 # ifdef FEAT_GUI | |
| 3610 && !gui.in_use | |
| 3611 # endif | |
| 3612 ) | |
| 3613 set_mouse_termcode(KS_JSBTERM_MOUSE, | |
| 3614 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw")); | |
| 3615 else | |
| 3616 del_mouse_termcode(KS_JSBTERM_MOUSE); | |
| 3617 # endif | |
| 3618 | |
| 3619 # ifdef FEAT_MOUSE_NET | |
| 180 | 3620 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't |
| 7 | 3621 * define it in the GUI or when using an xterm. */ |
| 3622 if (!use_xterm_mouse() | |
| 3623 # ifdef FEAT_GUI | |
| 3624 && !gui.in_use | |
| 3625 # endif | |
| 3626 ) | |
| 3627 set_mouse_termcode(KS_NETTERM_MOUSE, | |
| 3628 (char_u *)IF_EB("\033}", ESC_STR "}")); | |
| 3629 else | |
| 3630 del_mouse_termcode(KS_NETTERM_MOUSE); | |
| 3631 # endif | |
| 3632 | |
| 3633 # ifdef FEAT_MOUSE_DEC | |
| 3634 /* conflicts with xterm mouse: "\033[" and "\033[M" */ | |
| 3635 if (!use_xterm_mouse() | |
| 3636 # ifdef FEAT_GUI | |
| 3637 && !gui.in_use | |
| 3638 # endif | |
| 3639 ) | |
| 180 | 3640 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME) |
| 3641 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "["))); | |
| 7 | 3642 else |
| 3643 del_mouse_termcode(KS_DEC_MOUSE); | |
| 3644 # endif | |
| 3645 # ifdef FEAT_MOUSE_PTERM | |
| 3646 /* same as the dec mouse */ | |
| 3647 if (!use_xterm_mouse() | |
| 3648 # ifdef FEAT_GUI | |
| 3649 && !gui.in_use | |
| 3650 # endif | |
| 3651 ) | |
| 3652 set_mouse_termcode(KS_PTERM_MOUSE, | |
| 3653 (char_u *) IF_EB("\033[", ESC_STR "[")); | |
| 3654 else | |
| 3655 del_mouse_termcode(KS_PTERM_MOUSE); | |
| 3656 # endif | |
| 3145 | 3657 # ifdef FEAT_MOUSE_URXVT |
| 3658 /* same as the dec mouse */ | |
| 3659 if (use_xterm_mouse() == 3 | |
| 3660 # ifdef FEAT_GUI | |
| 3661 && !gui.in_use | |
| 3662 # endif | |
| 3663 ) | |
| 3664 { | |
| 3665 set_mouse_termcode(KS_URXVT_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 3666 ? IF_EB("\233", CSI_STR) | |
| 3667 : IF_EB("\033[", ESC_STR "["))); | |
| 3668 | |
| 3669 if (*p_mouse != NUL) | |
| 3670 { | |
| 3671 mch_setmouse(FALSE); | |
| 3672 setmouse(); | |
| 3673 } | |
| 3674 } | |
| 3675 else | |
| 3676 del_mouse_termcode(KS_URXVT_MOUSE); | |
| 3677 # endif | |
| 3746 | 3678 # ifdef FEAT_MOUSE_SGR |
| 3679 /* same as the dec mouse */ | |
| 3680 if (use_xterm_mouse() == 4 | |
| 3681 # ifdef FEAT_GUI | |
| 3682 && !gui.in_use | |
| 3683 # endif | |
| 3684 ) | |
| 3685 { | |
| 3686 set_mouse_termcode(KS_SGR_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 3687 ? IF_EB("\233<", CSI_STR "<") | |
| 3688 : IF_EB("\033[<", ESC_STR "[<"))); | |
| 3689 | |
| 3690 if (*p_mouse != NUL) | |
| 3691 { | |
| 3692 mch_setmouse(FALSE); | |
| 3693 setmouse(); | |
| 3694 } | |
| 3695 } | |
| 3696 else | |
| 3697 del_mouse_termcode(KS_SGR_MOUSE); | |
| 3698 # endif | |
| 7 | 3699 } |
| 3700 #endif | |
| 3701 | |
| 3702 /* | |
| 3703 * set screen mode, always fails. | |
| 3704 */ | |
| 3705 int | |
| 3706 mch_screenmode(arg) | |
| 1877 | 3707 char_u *arg UNUSED; |
| 7 | 3708 { |
| 3709 EMSG(_(e_screenmode)); | |
| 3710 return FAIL; | |
| 3711 } | |
| 3712 | |
| 3713 #ifndef VMS | |
| 3714 | |
| 3715 /* | |
| 3716 * Try to get the current window size: | |
| 3717 * 1. with an ioctl(), most accurate method | |
| 3718 * 2. from the environment variables LINES and COLUMNS | |
| 3719 * 3. from the termcap | |
| 3720 * 4. keep using the old values | |
| 3721 * Return OK when size could be determined, FAIL otherwise. | |
| 3722 */ | |
| 3723 int | |
| 3724 mch_get_shellsize() | |
| 3725 { | |
| 3726 long rows = 0; | |
| 3727 long columns = 0; | |
| 3728 char_u *p; | |
| 3729 | |
| 3730 /* | |
| 3731 * For OS/2 use _scrsize(). | |
| 3732 */ | |
| 3733 # ifdef __EMX__ | |
| 3734 { | |
| 3735 int s[2]; | |
| 3736 | |
| 3737 _scrsize(s); | |
| 3738 columns = s[0]; | |
| 3739 rows = s[1]; | |
| 3740 } | |
| 3741 # endif | |
| 3742 | |
| 3743 /* | |
| 3744 * 1. try using an ioctl. It is the most accurate method. | |
| 3745 * | |
| 3746 * Try using TIOCGWINSZ first, some systems that have it also define | |
| 3747 * TIOCGSIZE but don't have a struct ttysize. | |
| 3748 */ | |
| 3749 # ifdef TIOCGWINSZ | |
| 3750 { | |
| 3751 struct winsize ws; | |
| 3752 int fd = 1; | |
| 3753 | |
| 3754 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
| 3755 if (!isatty(fd) && isatty(read_cmd_fd)) | |
| 3756 fd = read_cmd_fd; | |
| 3757 if (ioctl(fd, TIOCGWINSZ, &ws) == 0) | |
| 3758 { | |
| 3759 columns = ws.ws_col; | |
| 3760 rows = ws.ws_row; | |
| 3761 } | |
| 3762 } | |
| 3763 # else /* TIOCGWINSZ */ | |
| 3764 # ifdef TIOCGSIZE | |
| 3765 { | |
| 3766 struct ttysize ts; | |
| 3767 int fd = 1; | |
| 3768 | |
| 3769 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
| 3770 if (!isatty(fd) && isatty(read_cmd_fd)) | |
| 3771 fd = read_cmd_fd; | |
| 3772 if (ioctl(fd, TIOCGSIZE, &ts) == 0) | |
| 3773 { | |
| 3774 columns = ts.ts_cols; | |
| 3775 rows = ts.ts_lines; | |
| 3776 } | |
| 3777 } | |
| 3778 # endif /* TIOCGSIZE */ | |
| 3779 # endif /* TIOCGWINSZ */ | |
| 3780 | |
| 3781 /* | |
| 3782 * 2. get size from environment | |
| 164 | 3783 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules |
| 3784 * the ioctl() values! | |
| 7 | 3785 */ |
| 164 | 3786 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL) |
| 7 | 3787 { |
| 3788 if ((p = (char_u *)getenv("LINES"))) | |
| 3789 rows = atoi((char *)p); | |
| 3790 if ((p = (char_u *)getenv("COLUMNS"))) | |
| 3791 columns = atoi((char *)p); | |
| 3792 } | |
| 3793 | |
| 3794 #ifdef HAVE_TGETENT | |
| 3795 /* | |
| 3796 * 3. try reading "co" and "li" entries from termcap | |
| 3797 */ | |
| 3798 if (columns == 0 || rows == 0) | |
| 3799 getlinecol(&columns, &rows); | |
| 3800 #endif | |
| 3801 | |
| 3802 /* | |
| 3803 * 4. If everything fails, use the old values | |
| 3804 */ | |
| 3805 if (columns <= 0 || rows <= 0) | |
| 3806 return FAIL; | |
| 3807 | |
| 3808 Rows = rows; | |
| 3809 Columns = columns; | |
|
5070
cf52d2a8c05c
updated for version 7.3.1278
Bram Moolenaar <bram@vim.org>
parents:
5037
diff
changeset
|
3810 limit_screen_size(); |
| 7 | 3811 return OK; |
| 3812 } | |
| 3813 | |
| 3814 /* | |
| 3815 * Try to set the window size to Rows and Columns. | |
| 3816 */ | |
| 3817 void | |
| 3818 mch_set_shellsize() | |
| 3819 { | |
| 3820 if (*T_CWS) | |
| 3821 { | |
| 3822 /* | |
| 3823 * NOTE: if you get an error here that term_set_winsize() is | |
| 3824 * undefined, check the output of configure. It could probably not | |
| 3825 * find a ncurses, termcap or termlib library. | |
| 3826 */ | |
| 3827 term_set_winsize((int)Rows, (int)Columns); | |
| 3828 out_flush(); | |
| 3829 screen_start(); /* don't know where cursor is now */ | |
| 3830 } | |
| 3831 } | |
| 3832 | |
| 3833 #endif /* VMS */ | |
| 3834 | |
| 3835 /* | |
| 3836 * Rows and/or Columns has changed. | |
| 3837 */ | |
| 3838 void | |
| 3839 mch_new_shellsize() | |
| 3840 { | |
| 3841 /* Nothing to do. */ | |
| 3842 } | |
| 3843 | |
| 3048 | 3844 /* |
| 3845 * Wait for process "child" to end. | |
| 3846 * Return "child" if it exited properly, <= 0 on error. | |
| 3847 */ | |
| 3848 static pid_t | |
| 3849 wait4pid(child, status) | |
| 3850 pid_t child; | |
| 3851 waitstatus *status; | |
| 3852 { | |
| 3853 pid_t wait_pid = 0; | |
| 3854 | |
| 3855 while (wait_pid != child) | |
| 3856 { | |
| 3470 | 3857 /* When compiled with Python threads are probably used, in which case |
| 3858 * wait() sometimes hangs for no obvious reason. Use waitpid() | |
| 3859 * instead and loop (like the GUI). Also needed for other interfaces, | |
| 3860 * they might call system(). */ | |
| 3861 # ifdef __NeXT__ | |
| 3048 | 3862 wait_pid = wait4(child, status, WNOHANG, (struct rusage *)0); |
| 3470 | 3863 # else |
| 3048 | 3864 wait_pid = waitpid(child, status, WNOHANG); |
| 3470 | 3865 # endif |
| 3048 | 3866 if (wait_pid == 0) |
| 3867 { | |
| 4074 | 3868 /* Wait for 10 msec before trying again. */ |
| 3048 | 3869 mch_delay(10L, TRUE); |
| 3870 continue; | |
| 3871 } | |
| 3872 if (wait_pid <= 0 | |
| 3873 # ifdef ECHILD | |
| 3874 && errno == ECHILD | |
| 3875 # endif | |
| 3876 ) | |
| 3877 break; | |
| 3878 } | |
| 3879 return wait_pid; | |
| 3880 } | |
| 3881 | |
| 7 | 3882 int |
| 3883 mch_call_shell(cmd, options) | |
| 3884 char_u *cmd; | |
| 3885 int options; /* SHELL_*, see vim.h */ | |
| 3886 { | |
| 3887 #ifdef VMS | |
| 3888 char *ifn = NULL; | |
| 3889 char *ofn = NULL; | |
| 3890 #endif | |
| 3891 int tmode = cur_tmode; | |
| 3892 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */ | |
| 3893 int x; | |
| 3894 # ifndef __EMX__ | |
| 3895 char_u *newcmd; /* only needed for unix */ | |
| 3896 # else | |
| 3897 /* | |
| 3898 * Set the preferred shell in the EMXSHELL environment variable (but | |
| 3899 * only if it is different from what is already in the environment). | |
| 3900 * Emx then takes care of whether to use "/c" or "-c" in an | |
| 3901 * intelligent way. Simply pass the whole thing to emx's system() call. | |
| 3902 * Emx also starts an interactive shell if system() is passed an empty | |
| 3903 * string. | |
| 3904 */ | |
| 3905 char_u *p, *old; | |
| 3906 | |
| 3907 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh)) | |
| 3908 { | |
| 3909 /* should check HAVE_SETENV, but I know we don't have it. */ | |
| 3910 p = alloc(10 + strlen(p_sh)); | |
| 3911 if (p) | |
| 3912 { | |
| 3913 sprintf((char *)p, "EMXSHELL=%s", p_sh); | |
| 3914 putenv((char *)p); /* don't free the pointer! */ | |
| 3915 } | |
| 3916 } | |
| 3917 # endif | |
| 3918 | |
| 3919 out_flush(); | |
| 3920 | |
| 3921 if (options & SHELL_COOKED) | |
| 3922 settmode(TMODE_COOK); /* set to normal mode */ | |
| 3923 | |
| 2586 | 3924 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 4209 | 3925 save_clipboard(); |
| 2586 | 3926 loose_clipboard(); |
| 3927 # endif | |
| 3928 | |
| 7 | 3929 # ifdef __EMX__ |
| 3930 if (cmd == NULL) | |
| 3931 x = system(""); /* this starts an interactive shell in emx */ | |
| 3932 else | |
| 3933 x = system((char *)cmd); | |
| 3934 /* system() returns -1 when error occurs in starting shell */ | |
| 3935 if (x == -1 && !emsg_silent) | |
| 3936 { | |
| 3937 MSG_PUTS(_("\nCannot execute shell ")); | |
| 3938 msg_outtrans(p_sh); | |
| 3939 msg_putchar('\n'); | |
| 3940 } | |
| 3941 # else /* not __EMX__ */ | |
| 3942 if (cmd == NULL) | |
| 3943 x = system((char *)p_sh); | |
| 3944 else | |
| 3945 { | |
| 3946 # ifdef VMS | |
| 3947 if (ofn = strchr((char *)cmd, '>')) | |
| 3948 *ofn++ = '\0'; | |
| 3949 if (ifn = strchr((char *)cmd, '<')) | |
| 3950 { | |
| 3951 char *p; | |
| 3952 | |
| 3953 *ifn++ = '\0'; | |
| 3954 p = strchr(ifn,' '); /* chop off any trailing spaces */ | |
| 3955 if (p) | |
| 3956 *p = '\0'; | |
| 3957 } | |
| 3958 if (ofn) | |
| 3959 x = vms_sys((char *)cmd, ofn, ifn); | |
| 3960 else | |
| 3961 x = system((char *)cmd); | |
| 3962 # else | |
| 3963 newcmd = lalloc(STRLEN(p_sh) | |
| 3964 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg)) | |
| 3965 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE); | |
| 3966 if (newcmd == NULL) | |
| 3967 x = 0; | |
| 3968 else | |
| 3969 { | |
| 3970 sprintf((char *)newcmd, "%s %s %s %s", p_sh, | |
| 3971 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg, | |
| 3972 (char *)p_shcf, | |
| 3973 (char *)cmd); | |
| 3974 x = system((char *)newcmd); | |
| 3975 vim_free(newcmd); | |
| 3976 } | |
| 3977 # endif | |
| 3978 } | |
| 3979 # ifdef VMS | |
| 3980 x = vms_sys_status(x); | |
| 3981 # endif | |
| 3982 if (emsg_silent) | |
| 3983 ; | |
| 3984 else if (x == 127) | |
| 3985 MSG_PUTS(_("\nCannot execute shell sh\n")); | |
| 3986 # endif /* __EMX__ */ | |
| 3987 else if (x && !(options & SHELL_SILENT)) | |
| 3988 { | |
| 3989 MSG_PUTS(_("\nshell returned ")); | |
| 3990 msg_outnum((long)x); | |
| 3991 msg_putchar('\n'); | |
| 3992 } | |
| 3993 | |
| 3994 if (tmode == TMODE_RAW) | |
| 3995 settmode(TMODE_RAW); /* set to raw mode */ | |
| 3996 # ifdef FEAT_TITLE | |
| 3997 resettitle(); | |
| 3998 # endif | |
| 4209 | 3999 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 4000 restore_clipboard(); | |
| 4001 # endif | |
| 7 | 4002 return x; |
| 4003 | |
| 4004 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */ | |
| 4005 | |
| 167 | 4006 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use |
| 4007 127, some shells use that already */ | |
| 7 | 4008 |
| 4009 char_u *newcmd = NULL; | |
| 4010 pid_t pid; | |
| 167 | 4011 pid_t wpid = 0; |
| 7 | 4012 pid_t wait_pid = 0; |
| 4013 # ifdef HAVE_UNION_WAIT | |
| 4014 union wait status; | |
| 4015 # else | |
| 4016 int status = -1; | |
| 4017 # endif | |
| 4018 int retval = -1; | |
| 4019 char **argv = NULL; | |
| 4020 int argc; | |
| 2994 | 4021 char_u *p_shcf_copy = NULL; |
| 7 | 4022 int i; |
| 4023 char_u *p; | |
| 4024 int inquote; | |
| 167 | 4025 int pty_master_fd = -1; /* for pty's */ |
| 7 | 4026 # ifdef FEAT_GUI |
| 4027 int pty_slave_fd = -1; | |
| 4028 char *tty_name; | |
| 167 | 4029 # endif |
| 602 | 4030 int fd_toshell[2]; /* for pipes */ |
| 7 | 4031 int fd_fromshell[2]; |
| 4032 int pipe_error = FALSE; | |
| 167 | 4033 # ifdef HAVE_SETENV |
| 7 | 4034 char envbuf[50]; |
| 167 | 4035 # else |
| 7 | 4036 static char envbuf_Rows[20]; |
| 4037 static char envbuf_Columns[20]; | |
| 4038 # endif | |
| 602 | 4039 int did_settmode = FALSE; /* settmode(TMODE_RAW) called */ |
| 7 | 4040 |
| 2586 | 4041 newcmd = vim_strsave(p_sh); |
| 4042 if (newcmd == NULL) /* out of memory */ | |
| 4043 goto error; | |
| 4044 | |
| 7 | 4045 out_flush(); |
| 4046 if (options & SHELL_COOKED) | |
| 4047 settmode(TMODE_COOK); /* set to normal mode */ | |
| 4048 | |
| 602 | 4049 /* |
| 4050 * Do this loop twice: | |
| 4051 * 1: find number of arguments | |
| 4052 * 2: separate them and build argv[] | |
| 4053 */ | |
| 7 | 4054 for (i = 0; i < 2; ++i) |
| 4055 { | |
| 4056 p = newcmd; | |
| 4057 inquote = FALSE; | |
| 4058 argc = 0; | |
| 4059 for (;;) | |
| 4060 { | |
| 4061 if (i == 1) | |
| 4062 argv[argc] = (char *)p; | |
| 4063 ++argc; | |
| 4064 while (*p && (inquote || (*p != ' ' && *p != TAB))) | |
| 4065 { | |
| 4066 if (*p == '"') | |
| 4067 inquote = !inquote; | |
| 4068 ++p; | |
| 4069 } | |
| 4070 if (*p == NUL) | |
| 4071 break; | |
| 4072 if (i == 1) | |
| 4073 *p++ = NUL; | |
| 4074 p = skipwhite(p); | |
| 4075 } | |
| 840 | 4076 if (argv == NULL) |
| 7 | 4077 { |
| 2994 | 4078 /* |
| 4079 * Account for possible multiple args in p_shcf. | |
| 4080 */ | |
| 4081 p = p_shcf; | |
| 4082 for (;;) | |
| 4083 { | |
| 4084 p = skiptowhite(p); | |
| 4085 if (*p == NUL) | |
| 4086 break; | |
| 4087 ++argc; | |
| 4088 p = skipwhite(p); | |
| 4089 } | |
| 4090 | |
| 7 | 4091 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *))); |
| 4092 if (argv == NULL) /* out of memory */ | |
| 4093 goto error; | |
| 4094 } | |
| 4095 } | |
| 4096 if (cmd != NULL) | |
| 4097 { | |
| 3263 | 4098 char_u *s; |
| 4099 | |
| 7 | 4100 if (extra_shell_arg != NULL) |
| 4101 argv[argc++] = (char *)extra_shell_arg; | |
| 2994 | 4102 |
| 4103 /* Break 'shellcmdflag' into white separated parts. This doesn't | |
| 4104 * handle quoted strings, they are very unlikely to appear. */ | |
| 4105 p_shcf_copy = alloc((unsigned)STRLEN(p_shcf) + 1); | |
| 4106 if (p_shcf_copy == NULL) /* out of memory */ | |
| 4107 goto error; | |
| 4108 s = p_shcf_copy; | |
| 4109 p = p_shcf; | |
| 4110 while (*p != NUL) | |
| 4111 { | |
| 4112 argv[argc++] = (char *)s; | |
| 4113 while (*p && *p != ' ' && *p != TAB) | |
| 4114 *s++ = *p++; | |
| 4115 *s++ = NUL; | |
| 4116 p = skipwhite(p); | |
| 4117 } | |
| 4118 | |
| 7 | 4119 argv[argc++] = (char *)cmd; |
| 4120 } | |
| 4121 argv[argc] = NULL; | |
| 4122 | |
| 167 | 4123 /* |
| 4124 * For the GUI, when writing the output into the buffer and when reading | |
| 4125 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout | |
| 4126 * of the executed command into the Vim window. Or use a pipe. | |
| 4127 */ | |
| 4128 if ((options & (SHELL_READ|SHELL_WRITE)) | |
| 7 | 4129 # ifdef FEAT_GUI |
| 167 | 4130 || (gui.in_use && show_shell_mess) |
| 4131 # endif | |
| 4132 ) | |
| 7 | 4133 { |
| 167 | 4134 # ifdef FEAT_GUI |
| 7 | 4135 /* |
| 4136 * Try to open a master pty. | |
| 4137 * If this works, open the slave pty. | |
| 4138 * If the slave can't be opened, close the master pty. | |
| 4139 */ | |
| 167 | 4140 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE))) |
| 7 | 4141 { |
| 4142 pty_master_fd = OpenPTY(&tty_name); /* open pty */ | |
| 2992 | 4143 if (pty_master_fd >= 0) |
| 7 | 4144 { |
| 2992 | 4145 /* Leaving out O_NOCTTY may lead to waitpid() always returning |
| 4146 * 0 on Mac OS X 10.7 thereby causing freezes. Let's assume | |
| 4147 * adding O_NOCTTY always works when defined. */ | |
| 4148 #ifdef O_NOCTTY | |
| 4149 pty_slave_fd = open(tty_name, O_RDWR | O_NOCTTY | O_EXTRA, 0); | |
| 4150 #else | |
| 4151 pty_slave_fd = open(tty_name, O_RDWR | O_EXTRA, 0); | |
| 4152 #endif | |
| 4153 if (pty_slave_fd < 0) | |
| 4154 { | |
| 4155 close(pty_master_fd); | |
| 4156 pty_master_fd = -1; | |
| 4157 } | |
| 7 | 4158 } |
| 4159 } | |
| 4160 /* | |
| 4161 * If not opening a pty or it didn't work, try using pipes. | |
| 4162 */ | |
| 4163 if (pty_master_fd < 0) | |
| 167 | 4164 # endif |
| 7 | 4165 { |
| 4166 pipe_error = (pipe(fd_toshell) < 0); | |
| 4167 if (!pipe_error) /* pipe create OK */ | |
| 4168 { | |
| 4169 pipe_error = (pipe(fd_fromshell) < 0); | |
| 4170 if (pipe_error) /* pipe create failed */ | |
| 4171 { | |
| 4172 close(fd_toshell[0]); | |
| 4173 close(fd_toshell[1]); | |
| 4174 } | |
| 4175 } | |
| 4176 if (pipe_error) | |
| 4177 { | |
| 4178 MSG_PUTS(_("\nCannot create pipes\n")); | |
| 4179 out_flush(); | |
| 4180 } | |
| 4181 } | |
| 4182 } | |
| 4183 | |
| 4184 if (!pipe_error) /* pty or pipe opened or not used */ | |
| 4185 { | |
| 4186 # ifdef __BEOS__ | |
| 4187 beos_cleanup_read_thread(); | |
| 4188 # endif | |
| 602 | 4189 |
| 7 | 4190 if ((pid = fork()) == -1) /* maybe we should use vfork() */ |
| 4191 { | |
| 4192 MSG_PUTS(_("\nCannot fork\n")); | |
| 167 | 4193 if ((options & (SHELL_READ|SHELL_WRITE)) |
| 7 | 4194 # ifdef FEAT_GUI |
| 167 | 4195 || (gui.in_use && show_shell_mess) |
| 4196 # endif | |
| 4197 ) | |
| 7 | 4198 { |
| 167 | 4199 # ifdef FEAT_GUI |
| 7 | 4200 if (pty_master_fd >= 0) /* close the pseudo tty */ |
| 4201 { | |
| 4202 close(pty_master_fd); | |
| 4203 close(pty_slave_fd); | |
| 4204 } | |
| 4205 else /* close the pipes */ | |
| 167 | 4206 # endif |
| 7 | 4207 { |
| 4208 close(fd_toshell[0]); | |
| 4209 close(fd_toshell[1]); | |
| 4210 close(fd_fromshell[0]); | |
| 4211 close(fd_fromshell[1]); | |
| 4212 } | |
| 4213 } | |
| 4214 } | |
| 4215 else if (pid == 0) /* child */ | |
| 4216 { | |
| 4217 reset_signals(); /* handle signals normally */ | |
| 4218 | |
| 4219 if (!show_shell_mess || (options & SHELL_EXPAND)) | |
| 4220 { | |
| 4221 int fd; | |
| 4222 | |
| 4223 /* | |
| 4224 * Don't want to show any message from the shell. Can't just | |
| 4225 * close stdout and stderr though, because some systems will | |
| 4226 * break if you try to write to them after that, so we must | |
| 4227 * use dup() to replace them with something else -- webb | |
| 4228 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang, | |
| 4229 * waiting for input. | |
| 4230 */ | |
| 4231 fd = open("/dev/null", O_RDWR | O_EXTRA, 0); | |
| 4232 fclose(stdin); | |
| 4233 fclose(stdout); | |
| 4234 fclose(stderr); | |
| 4235 | |
| 4236 /* | |
| 4237 * If any of these open()'s and dup()'s fail, we just continue | |
| 4238 * anyway. It's not fatal, and on most systems it will make | |
| 4239 * no difference at all. On a few it will cause the execvp() | |
| 4240 * to exit with a non-zero status even when the completion | |
| 4241 * could be done, which is nothing too serious. If the open() | |
| 4242 * or dup() failed we'd just do the same thing ourselves | |
| 4243 * anyway -- webb | |
| 4244 */ | |
| 4245 if (fd >= 0) | |
| 4246 { | |
| 1757 | 4247 ignored = dup(fd); /* To replace stdin (fd 0) */ |
| 4248 ignored = dup(fd); /* To replace stdout (fd 1) */ | |
| 4249 ignored = dup(fd); /* To replace stderr (fd 2) */ | |
| 7 | 4250 |
| 4251 /* Don't need this now that we've duplicated it */ | |
| 4252 close(fd); | |
| 4253 } | |
| 4254 } | |
| 167 | 4255 else if ((options & (SHELL_READ|SHELL_WRITE)) |
| 7 | 4256 # ifdef FEAT_GUI |
| 167 | 4257 || gui.in_use |
| 4258 # endif | |
| 4259 ) | |
| 7 | 4260 { |
| 4261 | |
| 167 | 4262 # ifdef HAVE_SETSID |
| 602 | 4263 /* Create our own process group, so that the child and all its |
| 4264 * children can be kill()ed. Don't do this when using pipes, | |
| 1698 | 4265 * because stdin is not a tty, we would lose /dev/tty. */ |
| 602 | 4266 if (p_stmp) |
| 1799 | 4267 { |
| 602 | 4268 (void)setsid(); |
| 1799 | 4269 # if defined(SIGHUP) |
| 4270 /* When doing "!xterm&" and 'shell' is bash: the shell | |
| 4271 * will exit and send SIGHUP to all processes in its | |
| 4272 * group, killing the just started process. Ignore SIGHUP | |
| 4273 * to avoid that. (suggested by Simon Schubert) | |
| 4274 */ | |
| 4275 signal(SIGHUP, SIG_IGN); | |
| 4276 # endif | |
| 4277 } | |
| 167 | 4278 # endif |
| 4279 # ifdef FEAT_GUI | |
| 602 | 4280 if (pty_slave_fd >= 0) |
| 4281 { | |
| 4282 /* push stream discipline modules */ | |
| 4283 if (options & SHELL_COOKED) | |
| 4284 SetupSlavePTY(pty_slave_fd); | |
| 7 | 4285 # ifdef TIOCSCTTY |
| 602 | 4286 /* Try to become controlling tty (probably doesn't work, |
| 4287 * unless run by root) */ | |
| 4288 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL); | |
| 7 | 4289 # endif |
| 602 | 4290 } |
| 167 | 4291 # endif |
| 7 | 4292 /* Simulate to have a dumb terminal (for now) */ |
| 167 | 4293 # ifdef HAVE_SETENV |
| 7 | 4294 setenv("TERM", "dumb", 1); |
| 4295 sprintf((char *)envbuf, "%ld", Rows); | |
| 4296 setenv("ROWS", (char *)envbuf, 1); | |
| 4297 sprintf((char *)envbuf, "%ld", Rows); | |
| 4298 setenv("LINES", (char *)envbuf, 1); | |
| 4299 sprintf((char *)envbuf, "%ld", Columns); | |
| 4300 setenv("COLUMNS", (char *)envbuf, 1); | |
| 167 | 4301 # else |
| 7 | 4302 /* |
| 4303 * Putenv does not copy the string, it has to remain valid. | |
| 1698 | 4304 * Use a static array to avoid losing allocated memory. |
| 7 | 4305 */ |
| 4306 putenv("TERM=dumb"); | |
| 4307 sprintf(envbuf_Rows, "ROWS=%ld", Rows); | |
| 4308 putenv(envbuf_Rows); | |
| 4309 sprintf(envbuf_Rows, "LINES=%ld", Rows); | |
| 4310 putenv(envbuf_Rows); | |
| 4311 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns); | |
| 4312 putenv(envbuf_Columns); | |
| 167 | 4313 # endif |
| 4314 | |
| 557 | 4315 /* |
| 4316 * stderr is only redirected when using the GUI, so that a | |
| 4317 * program like gpg can still access the terminal to get a | |
| 4318 * passphrase using stderr. | |
| 4319 */ | |
| 167 | 4320 # ifdef FEAT_GUI |
| 7 | 4321 if (pty_master_fd >= 0) |
| 4322 { | |
| 4323 close(pty_master_fd); /* close master side of pty */ | |
| 4324 | |
| 4325 /* set up stdin/stdout/stderr for the child */ | |
| 4326 close(0); | |
| 1757 | 4327 ignored = dup(pty_slave_fd); |
| 7 | 4328 close(1); |
| 1757 | 4329 ignored = dup(pty_slave_fd); |
| 557 | 4330 if (gui.in_use) |
| 4331 { | |
| 4332 close(2); | |
| 1757 | 4333 ignored = dup(pty_slave_fd); |
| 557 | 4334 } |
| 7 | 4335 |
| 4336 close(pty_slave_fd); /* has been dupped, close it now */ | |
| 4337 } | |
| 4338 else | |
| 167 | 4339 # endif |
| 7 | 4340 { |
| 4341 /* set up stdin for the child */ | |
| 4342 close(fd_toshell[1]); | |
| 4343 close(0); | |
| 1757 | 4344 ignored = dup(fd_toshell[0]); |
| 7 | 4345 close(fd_toshell[0]); |
| 4346 | |
| 4347 /* set up stdout for the child */ | |
| 4348 close(fd_fromshell[0]); | |
| 4349 close(1); | |
| 1757 | 4350 ignored = dup(fd_fromshell[1]); |
| 7 | 4351 close(fd_fromshell[1]); |
| 4352 | |
| 557 | 4353 # ifdef FEAT_GUI |
| 4354 if (gui.in_use) | |
| 4355 { | |
| 4356 /* set up stderr for the child */ | |
| 4357 close(2); | |
| 1757 | 4358 ignored = dup(1); |
| 557 | 4359 } |
| 4360 # endif | |
| 7 | 4361 } |
| 4362 } | |
| 167 | 4363 |
| 7 | 4364 /* |
| 4365 * There is no type cast for the argv, because the type may be | |
| 4366 * different on different machines. This may cause a warning | |
| 4367 * message with strict compilers, don't worry about it. | |
| 4368 * Call _exit() instead of exit() to avoid closing the connection | |
| 4369 * to the X server (esp. with GTK, which uses atexit()). | |
| 4370 */ | |
| 4371 execvp(argv[0], argv); | |
| 4372 _exit(EXEC_FAILED); /* exec failed, return failure code */ | |
| 4373 } | |
| 4374 else /* parent */ | |
| 4375 { | |
| 4376 /* | |
| 4377 * While child is running, ignore terminating signals. | |
| 167 | 4378 * Do catch CTRL-C, so that "got_int" is set. |
| 7 | 4379 */ |
| 4380 catch_signals(SIG_IGN, SIG_ERR); | |
| 167 | 4381 catch_int_signal(); |
| 7 | 4382 |
| 4383 /* | |
| 4384 * For the GUI we redirect stdin, stdout and stderr to our window. | |
| 167 | 4385 * This is also used to pipe stdin/stdout to/from the external |
| 4386 * command. | |
| 7 | 4387 */ |
| 167 | 4388 if ((options & (SHELL_READ|SHELL_WRITE)) |
| 4389 # ifdef FEAT_GUI | |
| 4390 || (gui.in_use && show_shell_mess) | |
| 4391 # endif | |
| 4392 ) | |
| 7 | 4393 { |
| 167 | 4394 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */ |
| 7 | 4395 char_u buffer[BUFLEN + 1]; |
| 167 | 4396 # ifdef FEAT_MBYTE |
| 7 | 4397 int buffer_off = 0; /* valid bytes in buffer[] */ |
| 167 | 4398 # endif |
| 7 | 4399 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */ |
| 4400 int ta_len = 0; /* valid bytes in ta_buf[] */ | |
| 4401 int len; | |
| 4402 int p_more_save; | |
| 4403 int old_State; | |
| 4404 int c; | |
| 4405 int toshell_fd; | |
| 4406 int fromshell_fd; | |
| 167 | 4407 garray_T ga; |
| 4408 int noread_cnt; | |
| 1823 | 4409 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
| 4410 struct timeval start_tv; | |
| 4411 # endif | |
| 167 | 4412 |
| 4413 # ifdef FEAT_GUI | |
| 7 | 4414 if (pty_master_fd >= 0) |
| 4415 { | |
| 4416 fromshell_fd = pty_master_fd; | |
| 4417 toshell_fd = dup(pty_master_fd); | |
| 4418 } | |
| 4419 else | |
| 167 | 4420 # endif |
| 7 | 4421 { |
| 4422 close(fd_toshell[0]); | |
| 4423 close(fd_fromshell[1]); | |
| 4424 toshell_fd = fd_toshell[1]; | |
| 4425 fromshell_fd = fd_fromshell[0]; | |
| 4426 } | |
| 4427 | |
| 4428 /* | |
| 4429 * Write to the child if there are typed characters. | |
| 4430 * Read from the child if there are characters available. | |
| 4431 * Repeat the reading a few times if more characters are | |
| 4432 * available. Need to check for typed keys now and then, but | |
| 4433 * not too often (delays when no chars are available). | |
| 4434 * This loop is quit if no characters can be read from the pty | |
| 4435 * (WaitForChar detected special condition), or there are no | |
| 4436 * characters available and the child has exited. | |
| 4437 * Only check if the child has exited when there is no more | |
| 4438 * output. The child may exit before all the output has | |
| 4439 * been printed. | |
| 4440 * | |
| 4441 * Currently this busy loops! | |
| 4442 * This can probably dead-lock when the write blocks! | |
| 4443 */ | |
| 4444 p_more_save = p_more; | |
| 4445 p_more = FALSE; | |
| 4446 old_State = State; | |
| 4447 State = EXTERNCMD; /* don't redraw at window resize */ | |
| 4448 | |
| 602 | 4449 if ((options & SHELL_WRITE) && toshell_fd >= 0) |
| 167 | 4450 { |
| 4451 /* Fork a process that will write the lines to the | |
| 4452 * external program. */ | |
| 4453 if ((wpid = fork()) == -1) | |
| 4454 { | |
| 4455 MSG_PUTS(_("\nCannot fork\n")); | |
| 4456 } | |
| 3048 | 4457 else if (wpid == 0) /* child */ |
| 167 | 4458 { |
| 4459 linenr_T lnum = curbuf->b_op_start.lnum; | |
| 4460 int written = 0; | |
| 944 | 4461 char_u *lp = ml_get(lnum); |
| 167 | 4462 size_t l; |
| 4463 | |
| 177 | 4464 close(fromshell_fd); |
| 167 | 4465 for (;;) |
| 4466 { | |
| 944 | 4467 l = STRLEN(lp + written); |
| 167 | 4468 if (l == 0) |
| 4469 len = 0; | |
| 944 | 4470 else if (lp[written] == NL) |
| 167 | 4471 /* NL -> NUL translation */ |
| 4472 len = write(toshell_fd, "", (size_t)1); | |
| 4473 else | |
| 4474 { | |
| 3263 | 4475 char_u *s = vim_strchr(lp + written, NL); |
| 4476 | |
| 944 | 4477 len = write(toshell_fd, (char *)lp + written, |
| 1877 | 4478 s == NULL ? l |
| 4479 : (size_t)(s - (lp + written))); | |
| 167 | 4480 } |
| 1877 | 4481 if (len == (int)l) |
| 167 | 4482 { |
| 4483 /* Finished a line, add a NL, unless this line | |
| 4484 * should not have one. */ | |
| 4485 if (lnum != curbuf->b_op_end.lnum | |
| 4486 || !curbuf->b_p_bin | |
| 2707 | 4487 || (lnum != curbuf->b_no_eol_lnum |
| 167 | 4488 && (lnum != |
| 4489 curbuf->b_ml.ml_line_count | |
| 4490 || curbuf->b_p_eol))) | |
| 1757 | 4491 ignored = write(toshell_fd, "\n", |
| 4492 (size_t)1); | |
| 167 | 4493 ++lnum; |
| 4494 if (lnum > curbuf->b_op_end.lnum) | |
| 4495 { | |
| 4496 /* finished all the lines, close pipe */ | |
| 4497 close(toshell_fd); | |
| 4498 toshell_fd = -1; | |
| 4499 break; | |
| 4500 } | |
| 944 | 4501 lp = ml_get(lnum); |
| 167 | 4502 written = 0; |
| 4503 } | |
| 4504 else if (len > 0) | |
| 4505 written += len; | |
| 4506 } | |
| 4507 _exit(0); | |
| 4508 } | |
| 3048 | 4509 else /* parent */ |
| 167 | 4510 { |
| 4511 close(toshell_fd); | |
| 4512 toshell_fd = -1; | |
| 4513 } | |
| 4514 } | |
| 4515 | |
| 4516 if (options & SHELL_READ) | |
| 4517 ga_init2(&ga, 1, BUFLEN); | |
| 4518 | |
| 4519 noread_cnt = 0; | |
| 1823 | 4520 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
| 4521 gettimeofday(&start_tv, NULL); | |
| 4522 # endif | |
| 7 | 4523 for (;;) |
| 4524 { | |
| 4525 /* | |
| 4526 * Check if keys have been typed, write them to the child | |
| 592 | 4527 * if there are any. |
| 4528 * Don't do this if we are expanding wild cards (would eat | |
| 4529 * typeahead). | |
| 4530 * Don't do this when filtering and terminal is in cooked | |
| 4531 * mode, the shell command will handle the I/O. Avoids | |
| 4532 * that a typed password is echoed for ssh or gpg command. | |
| 602 | 4533 * Don't get characters when the child has already |
| 4534 * finished (wait_pid == 0). | |
| 167 | 4535 * Don't read characters unless we didn't get output for a |
| 1823 | 4536 * while (noread_cnt > 4), avoids that ":r !ls" eats |
| 4537 * typeahead. | |
| 7 | 4538 */ |
| 4539 len = 0; | |
| 4540 if (!(options & SHELL_EXPAND) | |
| 592 | 4541 && ((options & |
| 4542 (SHELL_READ|SHELL_WRITE|SHELL_COOKED)) | |
| 4543 != (SHELL_READ|SHELL_WRITE|SHELL_COOKED) | |
| 1823 | 4544 # ifdef FEAT_GUI |
| 592 | 4545 || gui.in_use |
| 1823 | 4546 # endif |
| 592 | 4547 ) |
| 602 | 4548 && wait_pid == 0 |
| 1823 | 4549 && (ta_len > 0 || noread_cnt > 4)) |
| 7 | 4550 { |
| 1823 | 4551 if (ta_len == 0) |
| 4552 { | |
| 4553 /* Get extra characters when we don't have any. | |
| 4554 * Reset the counter and timer. */ | |
| 4555 noread_cnt = 0; | |
| 4556 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 4557 gettimeofday(&start_tv, NULL); | |
| 4558 # endif | |
| 4559 len = ui_inchar(ta_buf, BUFLEN, 10L, 0); | |
| 4560 } | |
| 4561 if (ta_len > 0 || len > 0) | |
| 4562 { | |
| 7 | 4563 /* |
| 4564 * For pipes: | |
| 4565 * Check for CTRL-C: send interrupt signal to child. | |
| 4566 * Check for CTRL-D: EOF, close pipe to child. | |
| 4567 */ | |
| 4568 if (len == 1 && (pty_master_fd < 0 || cmd != NULL)) | |
| 4569 { | |
| 167 | 4570 # ifdef SIGINT |
| 7 | 4571 /* |
| 4572 * Send SIGINT to the child's group or all | |
| 4573 * processes in our group. | |
| 4574 */ | |
| 4575 if (ta_buf[ta_len] == Ctrl_C | |
| 4576 || ta_buf[ta_len] == intr_char) | |
| 167 | 4577 { |
| 4578 # ifdef HAVE_SETSID | |
| 7 | 4579 kill(-pid, SIGINT); |
| 167 | 4580 # else |
| 7 | 4581 kill(0, SIGINT); |
| 4582 # endif | |
| 167 | 4583 if (wpid > 0) |
| 4584 kill(wpid, SIGINT); | |
| 4585 } | |
| 4586 # endif | |
| 7 | 4587 if (pty_master_fd < 0 && toshell_fd >= 0 |
| 4588 && ta_buf[ta_len] == Ctrl_D) | |
| 4589 { | |
| 4590 close(toshell_fd); | |
| 4591 toshell_fd = -1; | |
| 4592 } | |
| 4593 } | |
| 4594 | |
| 4595 /* replace K_BS by <BS> and K_DEL by <DEL> */ | |
| 4596 for (i = ta_len; i < ta_len + len; ++i) | |
| 4597 { | |
| 4598 if (ta_buf[i] == CSI && len - i > 2) | |
| 4599 { | |
| 4600 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]); | |
| 4601 if (c == K_DEL || c == K_KDEL || c == K_BS) | |
| 4602 { | |
| 4603 mch_memmove(ta_buf + i + 1, ta_buf + i + 3, | |
| 4604 (size_t)(len - i - 2)); | |
| 4605 if (c == K_DEL || c == K_KDEL) | |
| 4606 ta_buf[i] = DEL; | |
| 4607 else | |
| 4608 ta_buf[i] = Ctrl_H; | |
| 4609 len -= 2; | |
| 4610 } | |
| 4611 } | |
| 4612 else if (ta_buf[i] == '\r') | |
| 4613 ta_buf[i] = '\n'; | |
| 167 | 4614 # ifdef FEAT_MBYTE |
| 7 | 4615 if (has_mbyte) |
| 1903 | 4616 i += (*mb_ptr2len_len)(ta_buf + i, |
| 4617 ta_len + len - i) - 1; | |
| 167 | 4618 # endif |
| 7 | 4619 } |
| 4620 | |
| 4621 /* | |
| 4622 * For pipes: echo the typed characters. | |
| 4623 * For a pty this does not seem to work. | |
| 4624 */ | |
| 4625 if (pty_master_fd < 0) | |
| 4626 { | |
| 4627 for (i = ta_len; i < ta_len + len; ++i) | |
| 4628 { | |
| 4629 if (ta_buf[i] == '\n' || ta_buf[i] == '\b') | |
| 4630 msg_putchar(ta_buf[i]); | |
| 167 | 4631 # ifdef FEAT_MBYTE |
| 7 | 4632 else if (has_mbyte) |
| 4633 { | |
| 474 | 4634 int l = (*mb_ptr2len)(ta_buf + i); |
| 7 | 4635 |
| 4636 msg_outtrans_len(ta_buf + i, l); | |
| 4637 i += l - 1; | |
| 4638 } | |
| 167 | 4639 # endif |
| 7 | 4640 else |
| 4641 msg_outtrans_len(ta_buf + i, 1); | |
| 4642 } | |
| 4643 windgoto(msg_row, msg_col); | |
| 4644 out_flush(); | |
| 4645 } | |
| 4646 | |
| 4647 ta_len += len; | |
| 4648 | |
| 4649 /* | |
| 4650 * Write the characters to the child, unless EOF has | |
| 4651 * been typed for pipes. Write one character at a | |
| 1698 | 4652 * time, to avoid losing too much typeahead. |
| 167 | 4653 * When writing buffer lines, drop the typed |
| 4654 * characters (only check for CTRL-C). | |
| 7 | 4655 */ |
| 167 | 4656 if (options & SHELL_WRITE) |
| 4657 ta_len = 0; | |
| 4658 else if (toshell_fd >= 0) | |
| 7 | 4659 { |
| 4660 len = write(toshell_fd, (char *)ta_buf, (size_t)1); | |
| 4661 if (len > 0) | |
| 4662 { | |
| 4663 ta_len -= len; | |
| 4664 mch_memmove(ta_buf, ta_buf + len, ta_len); | |
| 4665 } | |
| 4666 } | |
| 1823 | 4667 } |
| 7 | 4668 } |
| 4669 | |
| 167 | 4670 if (got_int) |
| 4671 { | |
| 4672 /* CTRL-C sends a signal to the child, we ignore it | |
| 4673 * ourselves */ | |
| 4674 # ifdef HAVE_SETSID | |
| 4675 kill(-pid, SIGINT); | |
| 4676 # else | |
| 4677 kill(0, SIGINT); | |
| 4678 # endif | |
| 4679 if (wpid > 0) | |
| 4680 kill(wpid, SIGINT); | |
| 4681 got_int = FALSE; | |
| 4682 } | |
| 4683 | |
| 7 | 4684 /* |
| 4685 * Check if the child has any characters to be printed. | |
| 4686 * Read them and write them to our window. Repeat this as | |
| 4687 * long as there is something to do, avoid the 10ms wait | |
| 4688 * for mch_inchar(), or sending typeahead characters to | |
| 4689 * the external process. | |
| 4690 * TODO: This should handle escape sequences, compatible | |
| 4691 * to some terminal (vt52?). | |
| 4692 */ | |
| 167 | 4693 ++noread_cnt; |
| 7 | 4694 while (RealWaitForChar(fromshell_fd, 10L, NULL)) |
| 4695 { | |
| 2664 | 4696 len = read_eintr(fromshell_fd, buffer |
| 167 | 4697 # ifdef FEAT_MBYTE |
| 7 | 4698 + buffer_off, (size_t)(BUFLEN - buffer_off) |
| 167 | 4699 # else |
| 7 | 4700 , (size_t)BUFLEN |
| 167 | 4701 # endif |
| 7 | 4702 ); |
| 4703 if (len <= 0) /* end of file or error */ | |
| 4704 goto finished; | |
| 167 | 4705 |
| 4706 noread_cnt = 0; | |
| 4707 if (options & SHELL_READ) | |
| 4708 { | |
| 4709 /* Do NUL -> NL translation, append NL separated | |
| 4710 * lines to the current buffer. */ | |
| 4711 for (i = 0; i < len; ++i) | |
| 4712 { | |
| 4713 if (buffer[i] == NL) | |
| 4714 append_ga_line(&ga); | |
| 4715 else if (buffer[i] == NUL) | |
| 4716 ga_append(&ga, NL); | |
| 4717 else | |
| 4718 ga_append(&ga, buffer[i]); | |
| 4719 } | |
| 4720 } | |
| 4721 # ifdef FEAT_MBYTE | |
| 4722 else if (has_mbyte) | |
| 7 | 4723 { |
| 4724 int l; | |
| 4725 | |
| 167 | 4726 len += buffer_off; |
| 4727 buffer[len] = NUL; | |
| 4728 | |
| 7 | 4729 /* Check if the last character in buffer[] is |
| 4730 * incomplete, keep these bytes for the next | |
| 4731 * round. */ | |
| 4732 for (p = buffer; p < buffer + len; p += l) | |
| 4733 { | |
| 474 | 4734 l = mb_cptr2len(p); |
| 7 | 4735 if (l == 0) |
| 4736 l = 1; /* NUL byte? */ | |
| 4737 else if (MB_BYTE2LEN(*p) != l) | |
| 4738 break; | |
| 4739 } | |
| 4740 if (p == buffer) /* no complete character */ | |
| 4741 { | |
| 4742 /* avoid getting stuck at an illegal byte */ | |
| 4743 if (len >= 12) | |
| 4744 ++p; | |
| 4745 else | |
| 4746 { | |
| 4747 buffer_off = len; | |
| 4748 continue; | |
| 4749 } | |
| 4750 } | |
| 4751 c = *p; | |
| 4752 *p = NUL; | |
| 4753 msg_puts(buffer); | |
| 4754 if (p < buffer + len) | |
| 4755 { | |
| 4756 *p = c; | |
| 4757 buffer_off = (buffer + len) - p; | |
| 4758 mch_memmove(buffer, p, buffer_off); | |
| 4759 continue; | |
| 4760 } | |
| 4761 buffer_off = 0; | |
| 4762 } | |
| 167 | 4763 # endif /* FEAT_MBYTE */ |
| 7 | 4764 else |
| 4765 { | |
| 4766 buffer[len] = NUL; | |
| 4767 msg_puts(buffer); | |
| 4768 } | |
| 4769 | |
| 4770 windgoto(msg_row, msg_col); | |
| 4771 cursor_on(); | |
| 4772 out_flush(); | |
| 4773 if (got_int) | |
| 4774 break; | |
| 1823 | 4775 |
| 4776 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 4777 { | |
| 4778 struct timeval now_tv; | |
| 4779 long msec; | |
| 4780 | |
| 4781 /* Avoid that we keep looping here without | |
| 4782 * checking for a CTRL-C for a long time. Don't | |
| 4783 * break out too often to avoid losing typeahead. */ | |
| 4784 gettimeofday(&now_tv, NULL); | |
| 4785 msec = (now_tv.tv_sec - start_tv.tv_sec) * 1000L | |
| 4786 + (now_tv.tv_usec - start_tv.tv_usec) / 1000L; | |
| 4787 if (msec > 2000) | |
| 4788 { | |
| 4789 noread_cnt = 5; | |
| 4790 break; | |
| 4791 } | |
| 4792 } | |
| 4793 # endif | |
| 7 | 4794 } |
| 4795 | |
| 602 | 4796 /* If we already detected the child has finished break the |
| 4797 * loop now. */ | |
| 4798 if (wait_pid == pid) | |
| 4799 break; | |
| 4800 | |
| 7 | 4801 /* |
| 4802 * Check if the child still exists, before checking for | |
| 1698 | 4803 * typed characters (otherwise we would lose typeahead). |
| 7 | 4804 */ |
| 167 | 4805 # ifdef __NeXT__ |
| 3048 | 4806 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); |
| 167 | 4807 # else |
| 7 | 4808 wait_pid = waitpid(pid, &status, WNOHANG); |
| 167 | 4809 # endif |
| 7 | 4810 if ((wait_pid == (pid_t)-1 && errno == ECHILD) |
| 4811 || (wait_pid == pid && WIFEXITED(status))) | |
| 4812 { | |
| 602 | 4813 /* Don't break the loop yet, try reading more |
| 4814 * characters from "fromshell_fd" first. When using | |
| 4815 * pipes there might still be something to read and | |
| 4816 * then we'll break the loop at the "break" above. */ | |
| 7 | 4817 wait_pid = pid; |
| 4818 } | |
| 602 | 4819 else |
| 4820 wait_pid = 0; | |
| 4230 | 4821 |
| 4248 | 4822 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
| 4230 | 4823 /* Handle any X events, e.g. serving the clipboard. */ |
| 4824 clip_update(); | |
| 4825 # endif | |
| 7 | 4826 } |
| 4827 finished: | |
| 4828 p_more = p_more_save; | |
| 167 | 4829 if (options & SHELL_READ) |
| 4830 { | |
| 4831 if (ga.ga_len > 0) | |
| 4832 { | |
| 4833 append_ga_line(&ga); | |
| 4834 /* remember that the NL was missing */ | |
| 2707 | 4835 curbuf->b_no_eol_lnum = curwin->w_cursor.lnum; |
| 167 | 4836 } |
| 4837 else | |
| 2707 | 4838 curbuf->b_no_eol_lnum = 0; |
| 167 | 4839 ga_clear(&ga); |
| 4840 } | |
| 4841 | |
| 7 | 4842 /* |
| 4843 * Give all typeahead that wasn't used back to ui_inchar(). | |
| 4844 */ | |
| 4845 if (ta_len) | |
| 4846 ui_inchar_undo(ta_buf, ta_len); | |
| 4847 State = old_State; | |
| 4848 if (toshell_fd >= 0) | |
| 4849 close(toshell_fd); | |
| 4850 close(fromshell_fd); | |
| 4851 } | |
| 4248 | 4852 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
| 4230 | 4853 else |
| 4854 { | |
| 4855 /* | |
| 4856 * Similar to the loop above, but only handle X events, no | |
| 4857 * I/O. | |
| 4858 */ | |
| 4859 for (;;) | |
| 4860 { | |
| 4861 if (got_int) | |
| 4862 { | |
| 4863 /* CTRL-C sends a signal to the child, we ignore it | |
| 4864 * ourselves */ | |
| 4865 # ifdef HAVE_SETSID | |
| 4866 kill(-pid, SIGINT); | |
| 4867 # else | |
| 4868 kill(0, SIGINT); | |
| 4869 # endif | |
| 4870 got_int = FALSE; | |
| 4871 } | |
| 4872 # ifdef __NeXT__ | |
| 4873 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); | |
| 4874 # else | |
| 4875 wait_pid = waitpid(pid, &status, WNOHANG); | |
| 4876 # endif | |
| 4877 if ((wait_pid == (pid_t)-1 && errno == ECHILD) | |
| 4878 || (wait_pid == pid && WIFEXITED(status))) | |
| 4879 { | |
| 4880 wait_pid = pid; | |
| 4881 break; | |
| 4882 } | |
| 4883 | |
| 4884 /* Handle any X events, e.g. serving the clipboard. */ | |
| 4885 clip_update(); | |
| 4886 | |
| 4887 mch_delay(10L, TRUE); | |
| 4888 } | |
| 4889 } | |
| 4890 # endif | |
| 7 | 4891 |
| 4892 /* | |
| 4893 * Wait until our child has exited. | |
| 4894 * Ignore wait() returning pids of other children and returning | |
| 4895 * because of some signal like SIGWINCH. | |
| 4896 * Don't wait if wait_pid was already set above, indicating the | |
| 4897 * child already exited. | |
| 4898 */ | |
| 3048 | 4899 if (wait_pid != pid) |
| 4900 wait_pid = wait4pid(pid, &status); | |
| 7 | 4901 |
| 2600 | 4902 # ifdef FEAT_GUI |
| 4903 /* Close slave side of pty. Only do this after the child has | |
| 4904 * exited, otherwise the child may hang when it tries to write on | |
| 4905 * the pty. */ | |
| 4906 if (pty_master_fd >= 0) | |
| 4907 close(pty_slave_fd); | |
| 4908 # endif | |
| 4909 | |
| 167 | 4910 /* Make sure the child that writes to the external program is |
| 4911 * dead. */ | |
| 4912 if (wpid > 0) | |
| 3048 | 4913 { |
| 167 | 4914 kill(wpid, SIGKILL); |
| 3048 | 4915 wait4pid(wpid, NULL); |
| 4916 } | |
| 167 | 4917 |
| 7 | 4918 /* |
| 4919 * Set to raw mode right now, otherwise a CTRL-C after | |
| 4920 * catch_signals() will kill Vim. | |
| 4921 */ | |
| 4922 if (tmode == TMODE_RAW) | |
| 4923 settmode(TMODE_RAW); | |
| 4924 did_settmode = TRUE; | |
| 4925 set_signals(); | |
| 4926 | |
| 4927 if (WIFEXITED(status)) | |
| 4928 { | |
| 129 | 4929 /* LINTED avoid "bitwise operation on signed value" */ |
| 7 | 4930 retval = WEXITSTATUS(status); |
| 4074 | 4931 if (retval != 0 && !emsg_silent) |
| 7 | 4932 { |
| 4933 if (retval == EXEC_FAILED) | |
| 4934 { | |
| 4935 MSG_PUTS(_("\nCannot execute shell ")); | |
| 4936 msg_outtrans(p_sh); | |
| 4937 msg_putchar('\n'); | |
| 4938 } | |
| 4939 else if (!(options & SHELL_SILENT)) | |
| 4940 { | |
| 4941 MSG_PUTS(_("\nshell returned ")); | |
| 4942 msg_outnum((long)retval); | |
| 4943 msg_putchar('\n'); | |
| 4944 } | |
| 4945 } | |
| 4946 } | |
| 4947 else | |
| 4948 MSG_PUTS(_("\nCommand terminated\n")); | |
| 4949 } | |
| 4950 } | |
| 4951 vim_free(argv); | |
| 2994 | 4952 vim_free(p_shcf_copy); |
| 7 | 4953 |
| 4954 error: | |
| 4955 if (!did_settmode) | |
| 4956 if (tmode == TMODE_RAW) | |
| 4957 settmode(TMODE_RAW); /* set to raw mode */ | |
| 4958 # ifdef FEAT_TITLE | |
| 4959 resettitle(); | |
| 4960 # endif | |
| 4961 vim_free(newcmd); | |
| 4962 | |
| 4963 return retval; | |
| 4964 | |
| 4965 #endif /* USE_SYSTEM */ | |
| 4966 } | |
| 4967 | |
| 4968 /* | |
| 4969 * Check for CTRL-C typed by reading all available characters. | |
| 4970 * In cooked mode we should get SIGINT, no need to check. | |
| 4971 */ | |
| 4972 void | |
| 4973 mch_breakcheck() | |
| 4974 { | |
| 4975 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL)) | |
| 4976 fill_input_buf(FALSE); | |
| 4977 } | |
| 4978 | |
| 4979 /* | |
| 4980 * Wait "msec" msec until a character is available from the keyboard or from | |
| 4981 * inbuf[]. msec == -1 will block forever. | |
| 4982 * When a GUI is being used, this will never get called -- webb | |
| 4983 */ | |
| 4984 static int | |
| 4985 WaitForChar(msec) | |
| 4986 long msec; | |
| 4987 { | |
| 4988 #ifdef FEAT_MOUSE_GPM | |
| 4989 int gpm_process_wanted; | |
| 4990 #endif | |
| 4991 #ifdef FEAT_XCLIPBOARD | |
| 4992 int rest; | |
| 4993 #endif | |
| 4994 int avail; | |
| 4995 | |
| 4996 if (input_available()) /* something in inbuf[] */ | |
| 4997 return 1; | |
| 4998 | |
| 4999 #if defined(FEAT_MOUSE_DEC) | |
| 5000 /* May need to query the mouse position. */ | |
| 5001 if (WantQueryMouse) | |
| 5002 { | |
| 227 | 5003 WantQueryMouse = FALSE; |
| 7 | 5004 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5); |
| 5005 } | |
| 5006 #endif | |
| 5007 | |
| 5008 /* | |
| 5009 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse | |
| 5010 * events. This is a bit complicated, because they might both be defined. | |
| 5011 */ | |
| 5012 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD) | |
| 5013 # ifdef FEAT_XCLIPBOARD | |
| 5014 rest = 0; | |
| 5015 if (do_xterm_trace()) | |
| 5016 rest = msec; | |
| 5017 # endif | |
| 5018 do | |
| 5019 { | |
| 5020 # ifdef FEAT_XCLIPBOARD | |
| 5021 if (rest != 0) | |
| 5022 { | |
| 5023 msec = XT_TRACE_DELAY; | |
| 5024 if (rest >= 0 && rest < XT_TRACE_DELAY) | |
| 5025 msec = rest; | |
| 5026 if (rest >= 0) | |
| 5027 rest -= msec; | |
| 5028 } | |
| 5029 # endif | |
| 5030 # ifdef FEAT_MOUSE_GPM | |
| 5031 gpm_process_wanted = 0; | |
| 5032 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted); | |
| 5033 # else | |
| 5034 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
| 5035 # endif | |
| 5036 if (!avail) | |
| 5037 { | |
| 5038 if (input_available()) | |
| 5039 return 1; | |
| 5040 # ifdef FEAT_XCLIPBOARD | |
| 5041 if (rest == 0 || !do_xterm_trace()) | |
| 5042 # endif | |
| 5043 break; | |
| 5044 } | |
| 5045 } | |
| 5046 while (FALSE | |
| 5047 # ifdef FEAT_MOUSE_GPM | |
| 5048 || (gpm_process_wanted && mch_gpm_process() == 0) | |
| 5049 # endif | |
| 5050 # ifdef FEAT_XCLIPBOARD | |
| 5051 || (!avail && rest != 0) | |
| 5052 # endif | |
| 5053 ); | |
| 5054 | |
| 5055 #else | |
| 5056 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
| 5057 #endif | |
| 5058 return avail; | |
| 5059 } | |
| 5060 | |
| 5541 | 5061 #ifndef VMS |
| 7 | 5062 /* |
| 5063 * Wait "msec" msec until a character is available from file descriptor "fd". | |
| 3046 | 5064 * "msec" == 0 will check for characters once. |
| 5065 * "msec" == -1 will block until a character is available. | |
| 7 | 5066 * When a GUI is being used, this will not be used for input -- webb |
| 5067 * Returns also, when a request from Sniff is waiting -- toni. | |
| 5068 * Or when a Linux GPM mouse event is waiting. | |
| 5069 */ | |
| 5070 #if defined(__BEOS__) | |
| 5071 int | |
| 5072 #else | |
| 5073 static int | |
| 5074 #endif | |
| 5075 RealWaitForChar(fd, msec, check_for_gpm) | |
| 5076 int fd; | |
| 5077 long msec; | |
| 1877 | 5078 int *check_for_gpm UNUSED; |
| 7 | 5079 { |
| 5080 int ret; | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5081 #ifdef FEAT_NETBEANS_INTG |
| 2210 | 5082 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
|
5083 #endif |
| 14 | 5084 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
| 7 | 5085 static int busy = FALSE; |
| 5086 | |
| 5087 /* May retry getting characters after an event was handled. */ | |
| 5088 # define MAY_LOOP | |
| 5089 | |
| 5090 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 5091 /* Remember at what time we started, so that we know how much longer we | |
| 5092 * should wait after being interrupted. */ | |
| 5093 # define USE_START_TV | |
| 5094 struct timeval start_tv; | |
| 5095 | |
| 5096 if (msec > 0 && ( | |
| 5097 # ifdef FEAT_XCLIPBOARD | |
| 5098 xterm_Shell != (Widget)0 | |
| 14 | 5099 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
| 7 | 5100 || |
| 5101 # endif | |
| 5102 # endif | |
| 5103 # ifdef USE_XSMP | |
| 5104 xsmp_icefd != -1 | |
| 14 | 5105 # ifdef FEAT_MZSCHEME |
| 5106 || | |
| 5107 # endif | |
| 5108 # endif | |
| 5109 # ifdef FEAT_MZSCHEME | |
| 5110 (mzthreads_allowed() && p_mzq > 0) | |
| 7 | 5111 # endif |
| 5112 )) | |
| 5113 gettimeofday(&start_tv, NULL); | |
| 5114 # endif | |
| 5115 | |
| 5116 /* Handle being called recursively. This may happen for the session | |
| 5117 * manager stuff, it may save the file, which does a breakcheck. */ | |
| 5118 if (busy) | |
| 5119 return 0; | |
| 5120 #endif | |
| 5121 | |
| 5122 #ifdef MAY_LOOP | |
| 407 | 5123 for (;;) |
| 7 | 5124 #endif |
| 5125 { | |
| 5126 #ifdef MAY_LOOP | |
| 5127 int finished = TRUE; /* default is to 'loop' just once */ | |
| 14 | 5128 # ifdef FEAT_MZSCHEME |
| 5129 int mzquantum_used = FALSE; | |
| 5130 # endif | |
| 7 | 5131 #endif |
| 5132 #ifndef HAVE_SELECT | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5133 struct pollfd fds[6]; |
| 7 | 5134 int nfd; |
| 5135 # ifdef FEAT_XCLIPBOARD | |
| 5136 int xterm_idx = -1; | |
| 5137 # endif | |
| 5138 # ifdef FEAT_MOUSE_GPM | |
| 5139 int gpm_idx = -1; | |
| 5140 # endif | |
| 5141 # ifdef USE_XSMP | |
| 5142 int xsmp_idx = -1; | |
| 5143 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5144 # ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5145 int nb_idx = -1; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5146 # endif |
| 14 | 5147 int towait = (int)msec; |
| 5148 | |
| 5149 # ifdef FEAT_MZSCHEME | |
| 5150 mzvim_check_threads(); | |
| 5151 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
| 5152 { | |
| 5153 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */ | |
| 5154 mzquantum_used = TRUE; | |
| 5155 } | |
| 5156 # endif | |
| 7 | 5157 fds[0].fd = fd; |
| 5158 fds[0].events = POLLIN; | |
| 5159 nfd = 1; | |
| 5160 | |
| 5161 # ifdef FEAT_SNIFF | |
| 5162 # define SNIFF_IDX 1 | |
| 5163 if (want_sniff_request) | |
| 5164 { | |
| 5165 fds[SNIFF_IDX].fd = fd_from_sniff; | |
| 5166 fds[SNIFF_IDX].events = POLLIN; | |
| 5167 nfd++; | |
| 5168 } | |
| 5169 # endif | |
| 5170 # ifdef FEAT_XCLIPBOARD | |
| 5171 if (xterm_Shell != (Widget)0) | |
| 5172 { | |
| 5173 xterm_idx = nfd; | |
| 5174 fds[nfd].fd = ConnectionNumber(xterm_dpy); | |
| 5175 fds[nfd].events = POLLIN; | |
| 5176 nfd++; | |
| 5177 } | |
| 5178 # endif | |
| 5179 # ifdef FEAT_MOUSE_GPM | |
| 5180 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
| 5181 { | |
| 5182 gpm_idx = nfd; | |
| 5183 fds[nfd].fd = gpm_fd; | |
| 5184 fds[nfd].events = POLLIN; | |
| 5185 nfd++; | |
| 5186 } | |
| 5187 # endif | |
| 5188 # ifdef USE_XSMP | |
| 5189 if (xsmp_icefd != -1) | |
| 5190 { | |
| 5191 xsmp_idx = nfd; | |
| 5192 fds[nfd].fd = xsmp_icefd; | |
| 5193 fds[nfd].events = POLLIN; | |
| 5194 nfd++; | |
| 5195 } | |
| 5196 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5197 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5198 if (nb_fd != -1) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5199 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5200 nb_idx = nfd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5201 fds[nfd].fd = nb_fd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5202 fds[nfd].events = POLLIN; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5203 nfd++; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5204 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5205 #endif |
| 7 | 5206 |
| 14 | 5207 ret = poll(fds, nfd, towait); |
| 5208 # ifdef FEAT_MZSCHEME | |
| 5209 if (ret == 0 && mzquantum_used) | |
| 1450 | 5210 /* MzThreads scheduling is required and timeout occurred */ |
| 14 | 5211 finished = FALSE; |
| 5212 # endif | |
| 7 | 5213 |
| 5214 # ifdef FEAT_SNIFF | |
| 5215 if (ret < 0) | |
| 5216 sniff_disconnect(1); | |
| 5217 else if (want_sniff_request) | |
| 5218 { | |
| 5219 if (fds[SNIFF_IDX].revents & POLLHUP) | |
| 5220 sniff_disconnect(1); | |
| 5221 if (fds[SNIFF_IDX].revents & POLLIN) | |
| 5222 sniff_request_waiting = 1; | |
| 5223 } | |
| 5224 # endif | |
| 5225 # ifdef FEAT_XCLIPBOARD | |
| 5226 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN)) | |
| 5227 { | |
| 5228 xterm_update(); /* Maybe we should hand out clipboard */ | |
| 5229 if (--ret == 0 && !input_available()) | |
| 5230 /* Try again */ | |
| 5231 finished = FALSE; | |
| 5232 } | |
| 5233 # endif | |
| 5234 # ifdef FEAT_MOUSE_GPM | |
| 5235 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN)) | |
| 5236 { | |
| 5237 *check_for_gpm = 1; | |
| 5238 } | |
| 5239 # endif | |
| 5240 # ifdef USE_XSMP | |
| 5241 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP))) | |
| 5242 { | |
| 5243 if (fds[xsmp_idx].revents & POLLIN) | |
| 5244 { | |
| 5245 busy = TRUE; | |
| 5246 xsmp_handle_requests(); | |
| 5247 busy = FALSE; | |
| 5248 } | |
| 5249 else if (fds[xsmp_idx].revents & POLLHUP) | |
| 5250 { | |
| 5251 if (p_verbose > 0) | |
| 292 | 5252 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 5253 xsmp_close(); |
| 5254 } | |
| 5255 if (--ret == 0) | |
| 14 | 5256 finished = FALSE; /* Try again */ |
| 7 | 5257 } |
| 5258 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5259 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5260 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
|
5261 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5262 netbeans_read(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5263 --ret; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5264 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5265 #endif |
| 7 | 5266 |
| 5267 | |
| 5268 #else /* HAVE_SELECT */ | |
| 5269 | |
| 5270 struct timeval tv; | |
| 14 | 5271 struct timeval *tvp; |
| 7 | 5272 fd_set rfds, efds; |
| 5273 int maxfd; | |
| 14 | 5274 long towait = msec; |
| 5275 | |
| 5276 # ifdef FEAT_MZSCHEME | |
| 5277 mzvim_check_threads(); | |
| 5278 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
| 5279 { | |
| 5280 towait = p_mzq; /* don't wait longer than 'mzquantum' */ | |
| 5281 mzquantum_used = TRUE; | |
| 5282 } | |
| 5283 # endif | |
| 7 | 5284 # ifdef __EMX__ |
| 5285 /* don't check for incoming chars if not in raw mode, because select() | |
| 5286 * always returns TRUE then (in some version of emx.dll) */ | |
| 5287 if (curr_tmode != TMODE_RAW) | |
| 5288 return 0; | |
| 5289 # endif | |
| 5290 | |
| 14 | 5291 if (towait >= 0) |
| 7 | 5292 { |
| 14 | 5293 tv.tv_sec = towait / 1000; |
| 5294 tv.tv_usec = (towait % 1000) * (1000000/1000); | |
| 5295 tvp = &tv; | |
| 7 | 5296 } |
| 14 | 5297 else |
| 5298 tvp = NULL; | |
| 7 | 5299 |
| 5300 /* | |
| 5301 * Select on ready for reading and exceptional condition (end of file). | |
| 5302 */ | |
| 3046 | 5303 select_eintr: |
| 5304 FD_ZERO(&rfds); | |
| 7 | 5305 FD_ZERO(&efds); |
| 5306 FD_SET(fd, &rfds); | |
| 5307 # if !defined(__QNX__) && !defined(__CYGWIN32__) | |
| 5308 /* For QNX select() always returns 1 if this is set. Why? */ | |
| 5309 FD_SET(fd, &efds); | |
| 5310 # endif | |
| 5311 maxfd = fd; | |
| 5312 | |
| 5313 # ifdef FEAT_SNIFF | |
| 5314 if (want_sniff_request) | |
| 5315 { | |
| 5316 FD_SET(fd_from_sniff, &rfds); | |
| 5317 FD_SET(fd_from_sniff, &efds); | |
| 5318 if (maxfd < fd_from_sniff) | |
| 5319 maxfd = fd_from_sniff; | |
| 5320 } | |
| 5321 # endif | |
| 5322 # ifdef FEAT_XCLIPBOARD | |
| 5323 if (xterm_Shell != (Widget)0) | |
| 5324 { | |
| 5325 FD_SET(ConnectionNumber(xterm_dpy), &rfds); | |
| 5326 if (maxfd < ConnectionNumber(xterm_dpy)) | |
| 5327 maxfd = ConnectionNumber(xterm_dpy); | |
| 3748 | 5328 |
| 5329 /* An event may have already been read but not handled. In | |
| 5330 * particulary, XFlush may cause this. */ | |
| 5331 xterm_update(); | |
| 7 | 5332 } |
| 5333 # endif | |
| 5334 # ifdef FEAT_MOUSE_GPM | |
| 5335 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
| 5336 { | |
| 5337 FD_SET(gpm_fd, &rfds); | |
| 5338 FD_SET(gpm_fd, &efds); | |
| 5339 if (maxfd < gpm_fd) | |
| 5340 maxfd = gpm_fd; | |
| 5341 } | |
| 5342 # endif | |
| 5343 # ifdef USE_XSMP | |
| 5344 if (xsmp_icefd != -1) | |
| 5345 { | |
| 5346 FD_SET(xsmp_icefd, &rfds); | |
| 5347 FD_SET(xsmp_icefd, &efds); | |
| 5348 if (maxfd < xsmp_icefd) | |
| 5349 maxfd = xsmp_icefd; | |
| 5350 } | |
| 5351 # endif | |
| 3748 | 5352 # ifdef FEAT_NETBEANS_INTG |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5353 if (nb_fd != -1) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5354 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5355 FD_SET(nb_fd, &rfds); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5356 if (maxfd < nb_fd) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5357 maxfd = nb_fd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5358 } |
| 3748 | 5359 # endif |
| 7 | 5360 |
| 14 | 5361 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp); |
| 3046 | 5362 # ifdef EINTR |
| 5363 if (ret == -1 && errno == EINTR) | |
| 3133 | 5364 { |
| 5365 /* Check whether window has been resized, EINTR may be caused by | |
| 5366 * SIGWINCH. */ | |
| 5367 if (do_resize) | |
| 5368 handle_resize(); | |
| 5369 | |
| 3046 | 5370 /* Interrupted by a signal, need to try again. We ignore msec |
| 5371 * here, because we do want to check even after a timeout if | |
| 5372 * characters are available. Needed for reading output of an | |
| 5373 * external command after the process has finished. */ | |
| 5374 goto select_eintr; | |
| 3133 | 5375 } |
| 3046 | 5376 # endif |
| 1076 | 5377 # ifdef __TANDEM |
| 5378 if (ret == -1 && errno == ENOTSUP) | |
| 5379 { | |
| 5380 FD_ZERO(&rfds); | |
| 5381 FD_ZERO(&efds); | |
| 5382 ret = 0; | |
| 5383 } | |
| 3046 | 5384 # endif |
| 14 | 5385 # ifdef FEAT_MZSCHEME |
| 5386 if (ret == 0 && mzquantum_used) | |
| 1450 | 5387 /* loop if MzThreads must be scheduled and timeout occurred */ |
| 14 | 5388 finished = FALSE; |
| 7 | 5389 # endif |
| 5390 | |
| 5391 # ifdef FEAT_SNIFF | |
| 5392 if (ret < 0 ) | |
| 5393 sniff_disconnect(1); | |
| 5394 else if (ret > 0 && want_sniff_request) | |
| 5395 { | |
| 5396 if (FD_ISSET(fd_from_sniff, &efds)) | |
| 5397 sniff_disconnect(1); | |
| 5398 if (FD_ISSET(fd_from_sniff, &rfds)) | |
| 5399 sniff_request_waiting = 1; | |
| 5400 } | |
| 5401 # endif | |
| 5402 # ifdef FEAT_XCLIPBOARD | |
| 5403 if (ret > 0 && xterm_Shell != (Widget)0 | |
| 5404 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds)) | |
| 5405 { | |
| 5406 xterm_update(); /* Maybe we should hand out clipboard */ | |
| 5407 /* continue looping when we only got the X event and the input | |
| 5408 * buffer is empty */ | |
| 5409 if (--ret == 0 && !input_available()) | |
| 5410 { | |
| 5411 /* Try again */ | |
| 5412 finished = FALSE; | |
| 5413 } | |
| 5414 } | |
| 5415 # endif | |
| 5416 # ifdef FEAT_MOUSE_GPM | |
| 5417 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0) | |
| 5418 { | |
| 5419 if (FD_ISSET(gpm_fd, &efds)) | |
| 5420 gpm_close(); | |
| 5421 else if (FD_ISSET(gpm_fd, &rfds)) | |
| 5422 *check_for_gpm = 1; | |
| 5423 } | |
| 5424 # endif | |
| 5425 # ifdef USE_XSMP | |
| 5426 if (ret > 0 && xsmp_icefd != -1) | |
| 5427 { | |
| 5428 if (FD_ISSET(xsmp_icefd, &efds)) | |
| 5429 { | |
| 5430 if (p_verbose > 0) | |
| 292 | 5431 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 5432 xsmp_close(); |
| 5433 if (--ret == 0) | |
| 5434 finished = FALSE; /* keep going if event was only one */ | |
| 5435 } | |
| 5436 else if (FD_ISSET(xsmp_icefd, &rfds)) | |
| 5437 { | |
| 5438 busy = TRUE; | |
| 5439 xsmp_handle_requests(); | |
| 5440 busy = FALSE; | |
| 5441 if (--ret == 0) | |
| 5442 finished = FALSE; /* keep going if event was only one */ | |
| 5443 } | |
| 5444 } | |
| 5445 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5446 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5447 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
|
5448 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5449 netbeans_read(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5450 --ret; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5451 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5452 #endif |
| 7 | 5453 |
| 5454 #endif /* HAVE_SELECT */ | |
| 5455 | |
| 5456 #ifdef MAY_LOOP | |
| 5457 if (finished || msec == 0) | |
| 5458 break; | |
| 5459 | |
| 5460 /* We're going to loop around again, find out for how long */ | |
| 5461 if (msec > 0) | |
| 5462 { | |
| 5463 # ifdef USE_START_TV | |
| 5464 struct timeval mtv; | |
| 5465 | |
| 5466 /* Compute remaining wait time. */ | |
| 5467 gettimeofday(&mtv, NULL); | |
| 5468 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L | |
| 5469 + (mtv.tv_usec - start_tv.tv_usec) / 1000L; | |
| 5470 # else | |
| 5471 /* Guess we got interrupted halfway. */ | |
| 5472 msec = msec / 2; | |
| 5473 # endif | |
| 5474 if (msec <= 0) | |
| 5475 break; /* waited long enough */ | |
| 5476 } | |
| 5477 #endif | |
| 5478 } | |
| 5479 | |
| 5480 return (ret > 0); | |
| 5481 } | |
| 5482 | |
| 5483 #ifndef NO_EXPANDPATH | |
| 5484 /* | |
| 444 | 5485 * Expand a path into all matching files and/or directories. Handles "*", |
| 5486 * "?", "[a-z]", "**", etc. | |
| 5487 * "path" has backslashes before chars that are not to be expanded. | |
| 5488 * Returns the number of matches found. | |
| 7 | 5489 */ |
| 5490 int | |
| 5491 mch_expandpath(gap, path, flags) | |
| 5492 garray_T *gap; | |
| 5493 char_u *path; | |
| 5494 int flags; /* EW_* flags */ | |
| 5495 { | |
| 444 | 5496 return unix_expandpath(gap, path, 0, flags, FALSE); |
| 7 | 5497 } |
| 5498 #endif | |
| 5499 | |
| 5500 /* | |
| 5501 * mch_expand_wildcards() - this code does wild-card pattern matching using | |
| 5502 * the shell | |
| 5503 * | |
| 5504 * return OK for success, FAIL for error (you may lose some memory) and put | |
| 5505 * an error message in *file. | |
| 5506 * | |
| 5507 * num_pat is number of input patterns | |
| 5508 * pat is array of pointers to input patterns | |
| 5509 * num_file is pointer to number of matched file names | |
| 5510 * file is pointer to array of pointers to matched file names | |
| 5511 */ | |
| 5512 | |
| 5513 #ifndef SEEK_SET | |
| 5514 # define SEEK_SET 0 | |
| 5515 #endif | |
| 5516 #ifndef SEEK_END | |
| 5517 # define SEEK_END 2 | |
| 5518 #endif | |
| 5519 | |
| 822 | 5520 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|" |
| 628 | 5521 |
| 7 | 5522 int |
| 5523 mch_expand_wildcards(num_pat, pat, num_file, file, flags) | |
| 5524 int num_pat; | |
| 5525 char_u **pat; | |
| 5526 int *num_file; | |
| 5527 char_u ***file; | |
| 5528 int flags; /* EW_* flags */ | |
| 5529 { | |
| 5530 int i; | |
| 5531 size_t len; | |
| 5532 char_u *p; | |
| 5533 int dir; | |
| 5534 #ifdef __EMX__ | |
| 1508 | 5535 /* |
| 5536 * This is the OS/2 implementation. | |
| 5537 */ | |
| 7 | 5538 # define EXPL_ALLOC_INC 16 |
| 5539 char_u **expl_files; | |
| 5540 size_t files_alloced, files_free; | |
| 5541 char_u *buf; | |
| 5542 int has_wildcard; | |
| 5543 | |
| 5544 *num_file = 0; /* default: no files found */ | |
| 5545 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */ | |
| 5546 files_free = EXPL_ALLOC_INC; /* how much space is not used */ | |
| 5547 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced); | |
| 5548 if (*file == NULL) | |
| 5549 return FAIL; | |
| 5550 | |
| 5551 for (; num_pat > 0; num_pat--, pat++) | |
| 5552 { | |
| 5553 expl_files = NULL; | |
| 5554 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~')) | |
| 5555 /* expand environment var or home dir */ | |
| 5556 buf = expand_env_save(*pat); | |
| 5557 else | |
| 5558 buf = vim_strsave(*pat); | |
| 5559 expl_files = NULL; | |
| 99 | 5560 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */ |
| 7 | 5561 if (has_wildcard) /* yes, so expand them */ |
| 5562 expl_files = (char_u **)_fnexplode(buf); | |
| 5563 | |
| 5564 /* | |
| 5565 * return value of buf if no wildcards left, | |
| 5566 * OR if no match AND EW_NOTFOUND is set. | |
| 5567 */ | |
| 5568 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0)) | |
| 5569 || (expl_files == NULL && (flags & EW_NOTFOUND))) | |
| 5570 { /* simply save the current contents of *buf */ | |
| 5571 expl_files = (char_u **)alloc(sizeof(char_u **) * 2); | |
| 5572 if (expl_files != NULL) | |
| 5573 { | |
| 5574 expl_files[0] = vim_strsave(buf); | |
| 5575 expl_files[1] = NULL; | |
| 5576 } | |
| 5577 } | |
| 5578 vim_free(buf); | |
| 5579 | |
| 5580 /* | |
| 5581 * Count number of names resulting from expansion, | |
| 5582 * At the same time add a backslash to the end of names that happen to | |
| 5583 * be directories, and replace slashes with backslashes. | |
| 5584 */ | |
| 5585 if (expl_files) | |
| 5586 { | |
| 5587 for (i = 0; (p = expl_files[i]) != NULL; i++) | |
| 5588 { | |
| 5589 dir = mch_isdir(p); | |
| 5590 /* If we don't want dirs and this is one, skip it */ | |
| 5591 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
| 5592 continue; | |
| 5593 | |
| 715 | 5594 /* Skip files that are not executable if we check for that. */ |
| 5595 if (!dir && (flags & EW_EXEC) && !mch_can_exe(p)) | |
| 5596 continue; | |
| 5597 | |
| 7 | 5598 if (--files_free == 0) |
| 5599 { | |
| 5600 /* need more room in table of pointers */ | |
| 5601 files_alloced += EXPL_ALLOC_INC; | |
| 5602 *file = (char_u **)vim_realloc(*file, | |
| 5603 sizeof(char_u **) * files_alloced); | |
| 5604 if (*file == NULL) | |
| 5605 { | |
| 5606 EMSG(_(e_outofmem)); | |
| 5607 *num_file = 0; | |
| 5608 return FAIL; | |
| 5609 } | |
| 5610 files_free = EXPL_ALLOC_INC; | |
| 5611 } | |
| 5612 slash_adjust(p); | |
| 5613 if (dir) | |
| 5614 { | |
| 5615 /* For a directory we add a '/', unless it's already | |
| 5616 * there. */ | |
| 5617 len = STRLEN(p); | |
| 5618 if (((*file)[*num_file] = alloc(len + 2)) != NULL) | |
| 5619 { | |
| 5620 STRCPY((*file)[*num_file], p); | |
| 902 | 5621 if (!after_pathsep((*file)[*num_file], |
| 5622 (*file)[*num_file] + len)) | |
| 7 | 5623 { |
| 5624 (*file)[*num_file][len] = psepc; | |
| 39 | 5625 (*file)[*num_file][len + 1] = NUL; |
| 7 | 5626 } |
| 5627 } | |
| 5628 } | |
| 5629 else | |
| 5630 { | |
| 5631 (*file)[*num_file] = vim_strsave(p); | |
| 5632 } | |
| 5633 | |
| 5634 /* | |
| 5635 * Error message already given by either alloc or vim_strsave. | |
| 5636 * Should return FAIL, but returning OK works also. | |
| 5637 */ | |
| 5638 if ((*file)[*num_file] == NULL) | |
| 5639 break; | |
| 5640 (*num_file)++; | |
| 5641 } | |
| 5642 _fnexplodefree((char **)expl_files); | |
| 5643 } | |
| 5644 } | |
| 5645 return OK; | |
| 5646 | |
| 5647 #else /* __EMX__ */ | |
| 1508 | 5648 /* |
| 5649 * This is the non-OS/2 implementation (really Unix). | |
| 5650 */ | |
| 7 | 5651 int j; |
| 5652 char_u *tempname; | |
| 5653 char_u *command; | |
| 5654 FILE *fd; | |
| 5655 char_u *buffer; | |
| 1508 | 5656 #define STYLE_ECHO 0 /* use "echo", the default */ |
| 5657 #define STYLE_GLOB 1 /* use "glob", for csh */ | |
| 5658 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */ | |
| 5659 #define STYLE_PRINT 3 /* use "print -N", for zsh */ | |
| 5660 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern | |
| 5661 * directly */ | |
| 7 | 5662 int shell_style = STYLE_ECHO; |
| 5663 int check_spaces; | |
| 5664 static int did_find_nul = FALSE; | |
| 5665 int ampersent = FALSE; | |
| 1508 | 5666 /* vimglob() function to define for Posix shell */ |
| 1620 | 5667 static char *sh_vimglob_func = "vimglob() { while [ $# -ge 1 ]; do echo \"$1\"; shift; done }; vimglob >"; |
| 7 | 5668 |
| 5669 *num_file = 0; /* default: no files found */ | |
| 5670 *file = NULL; | |
| 5671 | |
| 5672 /* | |
| 5673 * If there are no wildcards, just copy the names to allocated memory. | |
| 5674 * Saves a lot of time, because we don't have to start a new shell. | |
| 5675 */ | |
| 5676 if (!have_wildcard(num_pat, pat)) | |
| 5677 return save_patterns(num_pat, pat, num_file, file); | |
| 5678 | |
| 428 | 5679 # ifdef HAVE_SANDBOX |
| 5680 /* Don't allow any shell command in the sandbox. */ | |
| 5681 if (sandbox != 0 && check_secure()) | |
| 5682 return FAIL; | |
| 5683 # endif | |
| 5684 | |
| 7 | 5685 /* |
| 5686 * Don't allow the use of backticks in secure and restricted mode. | |
| 5687 */ | |
| 428 | 5688 if (secure || restricted) |
| 7 | 5689 for (i = 0; i < num_pat; ++i) |
| 5690 if (vim_strchr(pat[i], '`') != NULL | |
| 5691 && (check_restricted() || check_secure())) | |
| 5692 return FAIL; | |
| 5693 | |
| 5694 /* | |
| 5695 * get a name for the temp file | |
| 5696 */ | |
| 5697 if ((tempname = vim_tempname('o')) == NULL) | |
| 5698 { | |
| 5699 EMSG(_(e_notmp)); | |
| 5700 return FAIL; | |
| 5701 } | |
| 5702 | |
| 5703 /* | |
| 5704 * Let the shell expand the patterns and write the result into the temp | |
| 1508 | 5705 * file. |
| 5706 * STYLE_BT: NL separated | |
| 5707 * If expanding `cmd` execute it directly. | |
| 5708 * STYLE_GLOB: NUL separated | |
| 5709 * If we use *csh, "glob" will work better than "echo". | |
| 5710 * STYLE_PRINT: NL or NUL separated | |
| 5711 * If we use *zsh, "print -N" will work better than "glob". | |
| 5712 * STYLE_VIMGLOB: NL separated | |
| 5713 * If we use *sh*, we define "vimglob()". | |
| 5714 * STYLE_ECHO: space separated. | |
| 5715 * A shell we don't know, stay safe and use "echo". | |
| 7 | 5716 */ |
| 5717 if (num_pat == 1 && *pat[0] == '`' | |
| 5718 && (len = STRLEN(pat[0])) > 2 | |
| 5719 && *(pat[0] + len - 1) == '`') | |
| 5720 shell_style = STYLE_BT; | |
| 5721 else if ((len = STRLEN(p_sh)) >= 3) | |
| 5722 { | |
| 5723 if (STRCMP(p_sh + len - 3, "csh") == 0) | |
| 5724 shell_style = STYLE_GLOB; | |
| 5725 else if (STRCMP(p_sh + len - 3, "zsh") == 0) | |
| 5726 shell_style = STYLE_PRINT; | |
| 5727 } | |
| 1508 | 5728 if (shell_style == STYLE_ECHO && strstr((char *)gettail(p_sh), |
| 5729 "sh") != NULL) | |
| 5730 shell_style = STYLE_VIMGLOB; | |
| 5731 | |
| 5732 /* Compute the length of the command. We need 2 extra bytes: for the | |
| 5733 * optional '&' and for the NUL. | |
| 5734 * Worst case: "unset nonomatch; print -N >" plus two is 29 */ | |
| 7 | 5735 len = STRLEN(tempname) + 29; |
| 1508 | 5736 if (shell_style == STYLE_VIMGLOB) |
| 5737 len += STRLEN(sh_vimglob_func); | |
| 5738 | |
| 147 | 5739 for (i = 0; i < num_pat; ++i) |
| 5740 { | |
| 5741 /* Count the length of the patterns in the same way as they are put in | |
| 5742 * "command" below. */ | |
| 5743 #ifdef USE_SYSTEM | |
| 7 | 5744 len += STRLEN(pat[i]) + 3; /* add space and two quotes */ |
| 147 | 5745 #else |
| 5746 ++len; /* add space */ | |
| 628 | 5747 for (j = 0; pat[i][j] != NUL; ++j) |
| 5748 { | |
| 5749 if (vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL) | |
| 5750 ++len; /* may add a backslash */ | |
| 5751 ++len; | |
| 5752 } | |
| 147 | 5753 #endif |
| 5754 } | |
| 7 | 5755 command = alloc(len); |
| 5756 if (command == NULL) | |
| 5757 { | |
| 5758 /* out of memory */ | |
| 5759 vim_free(tempname); | |
| 5760 return FAIL; | |
| 5761 } | |
| 5762 | |
| 5763 /* | |
| 5764 * Build the shell command: | |
| 5765 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell | |
| 5766 * recognizes this). | |
| 5767 * - Add the shell command to print the expanded names. | |
| 5768 * - Add the temp file name. | |
| 5769 * - Add the file name patterns. | |
| 5770 */ | |
| 5771 if (shell_style == STYLE_BT) | |
| 5772 { | |
| 628 | 5773 /* change `command; command& ` to (command; command ) */ |
| 5774 STRCPY(command, "("); | |
| 5775 STRCAT(command, pat[0] + 1); /* exclude first backtick */ | |
| 7 | 5776 p = command + STRLEN(command) - 1; |
| 628 | 5777 *p-- = ')'; /* remove last backtick */ |
| 7 | 5778 while (p > command && vim_iswhite(*p)) |
| 5779 --p; | |
| 5780 if (*p == '&') /* remove trailing '&' */ | |
| 5781 { | |
| 5782 ampersent = TRUE; | |
| 5783 *p = ' '; | |
| 5784 } | |
| 5785 STRCAT(command, ">"); | |
| 5786 } | |
| 5787 else | |
| 5788 { | |
| 5789 if (flags & EW_NOTFOUND) | |
| 5790 STRCPY(command, "set nonomatch; "); | |
| 5791 else | |
| 5792 STRCPY(command, "unset nonomatch; "); | |
| 5793 if (shell_style == STYLE_GLOB) | |
| 5794 STRCAT(command, "glob >"); | |
| 5795 else if (shell_style == STYLE_PRINT) | |
| 5796 STRCAT(command, "print -N >"); | |
| 1508 | 5797 else if (shell_style == STYLE_VIMGLOB) |
| 5798 STRCAT(command, sh_vimglob_func); | |
| 7 | 5799 else |
| 5800 STRCAT(command, "echo >"); | |
| 5801 } | |
| 1508 | 5802 |
| 7 | 5803 STRCAT(command, tempname); |
| 1508 | 5804 |
| 7 | 5805 if (shell_style != STYLE_BT) |
| 5806 for (i = 0; i < num_pat; ++i) | |
| 5807 { | |
| 5808 /* When using system() always add extra quotes, because the shell | |
| 628 | 5809 * is started twice. Otherwise put a backslash before special |
| 1450 | 5810 * characters, except inside ``. */ |
| 7 | 5811 #ifdef USE_SYSTEM |
| 5812 STRCAT(command, " \""); | |
| 5813 STRCAT(command, pat[i]); | |
| 5814 STRCAT(command, "\""); | |
| 5815 #else | |
| 233 | 5816 int intick = FALSE; |
| 5817 | |
| 7 | 5818 p = command + STRLEN(command); |
| 5819 *p++ = ' '; | |
| 628 | 5820 for (j = 0; pat[i][j] != NUL; ++j) |
| 233 | 5821 { |
| 5822 if (pat[i][j] == '`') | |
| 5823 intick = !intick; | |
| 628 | 5824 else if (pat[i][j] == '\\' && pat[i][j + 1] != NUL) |
| 5825 { | |
| 644 | 5826 /* Remove a backslash, take char literally. But keep |
| 652 | 5827 * backslash inside backticks, before a special character |
| 5828 * and before a backtick. */ | |
| 644 | 5829 if (intick |
| 652 | 5830 || vim_strchr(SHELL_SPECIAL, pat[i][j + 1]) != NULL |
| 5831 || pat[i][j + 1] == '`') | |
| 644 | 5832 *p++ = '\\'; |
| 648 | 5833 ++j; |
| 628 | 5834 } |
| 5835 else if (!intick && vim_strchr(SHELL_SPECIAL, | |
| 233 | 5836 pat[i][j]) != NULL) |
| 628 | 5837 /* Put a backslash before a special character, but not |
| 5838 * when inside ``. */ | |
| 5839 *p++ = '\\'; | |
| 648 | 5840 |
| 5841 /* Copy one character. */ | |
| 5842 *p++ = pat[i][j]; | |
| 233 | 5843 } |
| 7 | 5844 *p = NUL; |
| 5845 #endif | |
| 5846 } | |
| 5847 if (flags & EW_SILENT) | |
| 5848 show_shell_mess = FALSE; | |
| 5849 if (ampersent) | |
| 1508 | 5850 STRCAT(command, "&"); /* put the '&' after the redirection */ |
| 7 | 5851 |
| 5852 /* | |
| 5853 * Using zsh -G: If a pattern has no matches, it is just deleted from | |
| 5854 * the argument list, otherwise zsh gives an error message and doesn't | |
| 5855 * expand any other pattern. | |
| 5856 */ | |
| 5857 if (shell_style == STYLE_PRINT) | |
| 5858 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */ | |
| 5859 | |
| 5860 /* | |
| 5861 * If we use -f then shell variables set in .cshrc won't get expanded. | |
| 5862 * vi can do it, so we will too, but it is only necessary if there is a "$" | |
| 5863 * in one of the patterns, otherwise we can still use the fast option. | |
| 5864 */ | |
| 5865 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat)) | |
| 5866 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */ | |
| 5867 | |
| 5868 /* | |
| 5869 * execute the shell command | |
| 5870 */ | |
| 5871 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT); | |
| 5872 | |
| 5873 /* When running in the background, give it some time to create the temp | |
| 5874 * file, but don't wait for it to finish. */ | |
| 5875 if (ampersent) | |
| 5876 mch_delay(10L, TRUE); | |
| 5877 | |
| 5878 extra_shell_arg = NULL; /* cleanup */ | |
| 5879 show_shell_mess = TRUE; | |
| 5880 vim_free(command); | |
| 5881 | |
| 1508 | 5882 if (i != 0) /* mch_call_shell() failed */ |
| 7 | 5883 { |
| 5884 mch_remove(tempname); | |
| 5885 vim_free(tempname); | |
| 5886 /* | |
| 5887 * With interactive completion, the error message is not printed. | |
| 5888 * However with USE_SYSTEM, I don't know how to turn off error messages | |
| 5889 * from the shell, so screen may still get messed up -- webb. | |
| 5890 */ | |
| 5891 #ifndef USE_SYSTEM | |
| 5892 if (!(flags & EW_SILENT)) | |
| 5893 #endif | |
| 5894 { | |
| 5895 redraw_later_clear(); /* probably messed up screen */ | |
| 5896 msg_putchar('\n'); /* clear bottom line quickly */ | |
| 5897 cmdline_row = Rows - 1; /* continue on last line */ | |
| 5898 #ifdef USE_SYSTEM | |
| 5899 if (!(flags & EW_SILENT)) | |
| 5900 #endif | |
| 5901 { | |
| 5902 MSG(_(e_wildexpand)); | |
| 5903 msg_start(); /* don't overwrite this message */ | |
| 5904 } | |
| 5905 } | |
| 5906 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when | |
| 5907 * EW_NOTFOUND is given */ | |
| 5908 if (shell_style == STYLE_BT) | |
| 5909 return FAIL; | |
| 5910 goto notfound; | |
| 5911 } | |
| 5912 | |
| 5913 /* | |
| 5914 * read the names from the file into memory | |
| 5915 */ | |
| 5916 fd = fopen((char *)tempname, READBIN); | |
| 5917 if (fd == NULL) | |
| 5918 { | |
| 5919 /* Something went wrong, perhaps a file name with a special char. */ | |
| 5920 if (!(flags & EW_SILENT)) | |
| 5921 { | |
| 5922 MSG(_(e_wildexpand)); | |
| 5923 msg_start(); /* don't overwrite this message */ | |
| 5924 } | |
| 5925 vim_free(tempname); | |
| 5926 goto notfound; | |
| 5927 } | |
| 5928 fseek(fd, 0L, SEEK_END); | |
| 5929 len = ftell(fd); /* get size of temp file */ | |
| 5930 fseek(fd, 0L, SEEK_SET); | |
| 5931 buffer = alloc(len + 1); | |
| 5932 if (buffer == NULL) | |
| 5933 { | |
| 5934 /* out of memory */ | |
| 5935 mch_remove(tempname); | |
| 5936 vim_free(tempname); | |
| 5937 fclose(fd); | |
| 5938 return FAIL; | |
| 5939 } | |
| 5940 i = fread((char *)buffer, 1, len, fd); | |
| 5941 fclose(fd); | |
| 5942 mch_remove(tempname); | |
| 1877 | 5943 if (i != (int)len) |
| 7 | 5944 { |
| 5945 /* unexpected read error */ | |
| 5946 EMSG2(_(e_notread), tempname); | |
| 5947 vim_free(tempname); | |
| 5948 vim_free(buffer); | |
| 5949 return FAIL; | |
| 5950 } | |
| 5951 vim_free(tempname); | |
| 5952 | |
| 1508 | 5953 # if defined(__CYGWIN__) || defined(__CYGWIN32__) |
| 7 | 5954 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */ |
| 5955 p = buffer; | |
|
5037
5e0b6a9282df
updated for version 7.3.1262
Bram Moolenaar <bram@vim.org>
parents:
4299
diff
changeset
|
5956 for (i = 0; i < (int)len; ++i) |
| 7 | 5957 if (!(buffer[i] == CAR && buffer[i + 1] == NL)) |
| 5958 *p++ = buffer[i]; | |
| 5959 len = p - buffer; | |
| 5960 # endif | |
| 5961 | |
| 5962 | |
| 5963 /* file names are separated with Space */ | |
| 5964 if (shell_style == STYLE_ECHO) | |
| 5965 { | |
| 5966 buffer[len] = '\n'; /* make sure the buffer ends in NL */ | |
| 5967 p = buffer; | |
| 5968 for (i = 0; *p != '\n'; ++i) /* count number of entries */ | |
| 5969 { | |
| 5970 while (*p != ' ' && *p != '\n') | |
| 5971 ++p; | |
| 5972 p = skipwhite(p); /* skip to next entry */ | |
| 5973 } | |
| 5974 } | |
| 5975 /* file names are separated with NL */ | |
| 1508 | 5976 else if (shell_style == STYLE_BT || shell_style == STYLE_VIMGLOB) |
| 7 | 5977 { |
| 5978 buffer[len] = NUL; /* make sure the buffer ends in NUL */ | |
| 5979 p = buffer; | |
| 5980 for (i = 0; *p != NUL; ++i) /* count number of entries */ | |
| 5981 { | |
| 5982 while (*p != '\n' && *p != NUL) | |
| 5983 ++p; | |
| 5984 if (*p != NUL) | |
| 5985 ++p; | |
| 5986 p = skipwhite(p); /* skip leading white space */ | |
| 5987 } | |
| 5988 } | |
| 5989 /* file names are separated with NUL */ | |
| 5990 else | |
| 5991 { | |
| 5992 /* | |
| 5993 * Some versions of zsh use spaces instead of NULs to separate | |
| 5994 * results. Only do this when there is no NUL before the end of the | |
| 5995 * buffer, otherwise we would never be able to use file names with | |
| 5996 * embedded spaces when zsh does use NULs. | |
| 5997 * When we found a NUL once, we know zsh is OK, set did_find_nul and | |
| 5998 * don't check for spaces again. | |
| 5999 */ | |
| 6000 check_spaces = FALSE; | |
| 6001 if (shell_style == STYLE_PRINT && !did_find_nul) | |
| 6002 { | |
| 6003 /* If there is a NUL, set did_find_nul, else set check_spaces */ | |
| 2768 | 6004 buffer[len] = NUL; |
| 5533 | 6005 if (len && (int)STRLEN(buffer) < (int)len) |
| 7 | 6006 did_find_nul = TRUE; |
| 6007 else | |
| 6008 check_spaces = TRUE; | |
| 6009 } | |
| 6010 | |
| 6011 /* | |
| 6012 * Make sure the buffer ends with a NUL. For STYLE_PRINT there | |
| 6013 * already is one, for STYLE_GLOB it needs to be added. | |
| 6014 */ | |
| 6015 if (len && buffer[len - 1] == NUL) | |
| 6016 --len; | |
| 6017 else | |
| 6018 buffer[len] = NUL; | |
| 6019 i = 0; | |
| 6020 for (p = buffer; p < buffer + len; ++p) | |
| 6021 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */ | |
| 6022 { | |
| 6023 ++i; | |
| 6024 *p = NUL; | |
| 6025 } | |
| 6026 if (len) | |
| 6027 ++i; /* count last entry */ | |
| 6028 } | |
| 6029 if (i == 0) | |
| 6030 { | |
| 6031 /* | |
| 6032 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I". | |
| 6033 * /bin/sh will happily expand it to nothing rather than returning an | |
| 6034 * error; and hey, it's good to check anyway -- webb. | |
| 6035 */ | |
| 6036 vim_free(buffer); | |
| 6037 goto notfound; | |
| 6038 } | |
| 6039 *num_file = i; | |
| 6040 *file = (char_u **)alloc(sizeof(char_u *) * i); | |
| 6041 if (*file == NULL) | |
| 6042 { | |
| 6043 /* out of memory */ | |
| 6044 vim_free(buffer); | |
| 6045 return FAIL; | |
| 6046 } | |
| 6047 | |
| 6048 /* | |
| 6049 * Isolate the individual file names. | |
| 6050 */ | |
| 6051 p = buffer; | |
| 6052 for (i = 0; i < *num_file; ++i) | |
| 6053 { | |
| 6054 (*file)[i] = p; | |
| 6055 /* Space or NL separates */ | |
| 1508 | 6056 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT |
| 6057 || shell_style == STYLE_VIMGLOB) | |
| 7 | 6058 { |
| 652 | 6059 while (!(shell_style == STYLE_ECHO && *p == ' ') |
| 6060 && *p != '\n' && *p != NUL) | |
| 7 | 6061 ++p; |
| 6062 if (p == buffer + len) /* last entry */ | |
| 6063 *p = NUL; | |
| 6064 else | |
| 6065 { | |
| 6066 *p++ = NUL; | |
| 6067 p = skipwhite(p); /* skip to next entry */ | |
| 6068 } | |
| 6069 } | |
| 6070 else /* NUL separates */ | |
| 6071 { | |
| 6072 while (*p && p < buffer + len) /* skip entry */ | |
| 6073 ++p; | |
| 6074 ++p; /* skip NUL */ | |
| 6075 } | |
| 6076 } | |
| 6077 | |
| 6078 /* | |
| 6079 * Move the file names to allocated memory. | |
| 6080 */ | |
| 6081 for (j = 0, i = 0; i < *num_file; ++i) | |
| 6082 { | |
| 6083 /* Require the files to exist. Helps when using /bin/sh */ | |
| 6084 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0) | |
| 6085 continue; | |
| 6086 | |
| 6087 /* check if this entry should be included */ | |
| 6088 dir = (mch_isdir((*file)[i])); | |
| 6089 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
| 6090 continue; | |
| 6091 | |
| 715 | 6092 /* Skip files that are not executable if we check for that. */ |
| 6093 if (!dir && (flags & EW_EXEC) && !mch_can_exe((*file)[i])) | |
| 6094 continue; | |
| 6095 | |
| 7 | 6096 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir)); |
| 6097 if (p) | |
| 6098 { | |
| 6099 STRCPY(p, (*file)[i]); | |
| 6100 if (dir) | |
| 1479 | 6101 add_pathsep(p); /* add '/' to a directory name */ |
| 7 | 6102 (*file)[j++] = p; |
| 6103 } | |
| 6104 } | |
| 6105 vim_free(buffer); | |
| 6106 *num_file = j; | |
| 6107 | |
| 6108 if (*num_file == 0) /* rejected all entries */ | |
| 6109 { | |
| 6110 vim_free(*file); | |
| 6111 *file = NULL; | |
| 6112 goto notfound; | |
| 6113 } | |
| 6114 | |
| 6115 return OK; | |
| 6116 | |
| 6117 notfound: | |
| 6118 if (flags & EW_NOTFOUND) | |
| 6119 return save_patterns(num_pat, pat, num_file, file); | |
| 6120 return FAIL; | |
| 6121 | |
| 6122 #endif /* __EMX__ */ | |
| 6123 } | |
| 6124 | |
| 6125 #endif /* VMS */ | |
| 6126 | |
| 6127 #ifndef __EMX__ | |
| 6128 static int | |
| 6129 save_patterns(num_pat, pat, num_file, file) | |
| 6130 int num_pat; | |
| 6131 char_u **pat; | |
| 6132 int *num_file; | |
| 6133 char_u ***file; | |
| 6134 { | |
| 6135 int i; | |
| 99 | 6136 char_u *s; |
| 7 | 6137 |
| 6138 *file = (char_u **)alloc(num_pat * sizeof(char_u *)); | |
| 6139 if (*file == NULL) | |
| 6140 return FAIL; | |
| 6141 for (i = 0; i < num_pat; i++) | |
| 99 | 6142 { |
| 6143 s = vim_strsave(pat[i]); | |
| 6144 if (s != NULL) | |
| 6145 /* Be compatible with expand_filename(): halve the number of | |
| 6146 * backslashes. */ | |
| 6147 backslash_halve(s); | |
| 6148 (*file)[i] = s; | |
| 6149 } | |
| 7 | 6150 *num_file = num_pat; |
| 6151 return OK; | |
| 6152 } | |
| 6153 #endif | |
| 6154 | |
| 6155 /* | |
| 6156 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can | |
| 6157 * expand. | |
| 6158 */ | |
| 6159 int | |
| 6160 mch_has_exp_wildcard(p) | |
| 6161 char_u *p; | |
| 6162 { | |
| 39 | 6163 for ( ; *p; mb_ptr_adv(p)) |
| 7 | 6164 { |
| 6165 #ifndef OS2 | |
| 6166 if (*p == '\\' && p[1] != NUL) | |
| 6167 ++p; | |
| 6168 else | |
| 6169 #endif | |
| 6170 if (vim_strchr((char_u *) | |
| 6171 #ifdef VMS | |
| 6172 "*?%" | |
| 6173 #else | |
| 6174 # ifdef OS2 | |
| 6175 "*?" | |
| 6176 # else | |
| 6177 "*?[{'" | |
| 6178 # endif | |
| 6179 #endif | |
| 6180 , *p) != NULL) | |
| 6181 return TRUE; | |
| 6182 } | |
| 6183 return FALSE; | |
| 6184 } | |
| 6185 | |
| 6186 /* | |
| 6187 * Return TRUE if the string "p" contains a wildcard. | |
| 6188 * Don't recognize '~' at the end as a wildcard. | |
| 6189 */ | |
| 6190 int | |
| 6191 mch_has_wildcard(p) | |
| 6192 char_u *p; | |
| 6193 { | |
| 39 | 6194 for ( ; *p; mb_ptr_adv(p)) |
| 7 | 6195 { |
| 6196 #ifndef OS2 | |
| 6197 if (*p == '\\' && p[1] != NUL) | |
| 6198 ++p; | |
| 6199 else | |
| 6200 #endif | |
| 6201 if (vim_strchr((char_u *) | |
| 6202 #ifdef VMS | |
| 6203 "*?%$" | |
| 6204 #else | |
| 6205 # ifdef OS2 | |
| 6206 # ifdef VIM_BACKTICK | |
| 6207 "*?$`" | |
| 6208 # else | |
| 6209 "*?$" | |
| 6210 # endif | |
| 6211 # else | |
| 6212 "*?[{`'$" | |
| 6213 # endif | |
| 6214 #endif | |
| 6215 , *p) != NULL | |
| 6216 || (*p == '~' && p[1] != NUL)) | |
| 6217 return TRUE; | |
| 6218 } | |
| 6219 return FALSE; | |
| 6220 } | |
| 6221 | |
| 6222 #ifndef __EMX__ | |
| 6223 static int | |
| 6224 have_wildcard(num, file) | |
| 6225 int num; | |
| 6226 char_u **file; | |
| 6227 { | |
| 6228 int i; | |
| 6229 | |
| 6230 for (i = 0; i < num; i++) | |
| 6231 if (mch_has_wildcard(file[i])) | |
| 6232 return 1; | |
| 6233 return 0; | |
| 6234 } | |
| 6235 | |
| 6236 static int | |
| 6237 have_dollars(num, file) | |
| 6238 int num; | |
| 6239 char_u **file; | |
| 6240 { | |
| 6241 int i; | |
| 6242 | |
| 6243 for (i = 0; i < num; i++) | |
| 6244 if (vim_strchr(file[i], '$') != NULL) | |
| 6245 return TRUE; | |
| 6246 return FALSE; | |
| 6247 } | |
| 6248 #endif /* ifndef __EMX__ */ | |
| 6249 | |
| 6250 #ifndef HAVE_RENAME | |
| 6251 /* | |
| 6252 * Scaled-down version of rename(), which is missing in Xenix. | |
| 6253 * This version can only move regular files and will fail if the | |
| 6254 * destination exists. | |
| 6255 */ | |
| 6256 int | |
| 6257 mch_rename(src, dest) | |
| 6258 const char *src, *dest; | |
| 6259 { | |
| 6260 struct stat st; | |
| 6261 | |
| 6262 if (stat(dest, &st) >= 0) /* fail if destination exists */ | |
| 6263 return -1; | |
| 6264 if (link(src, dest) != 0) /* link file to new name */ | |
| 6265 return -1; | |
| 6266 if (mch_remove(src) == 0) /* delete link to old name */ | |
| 6267 return 0; | |
| 6268 return -1; | |
| 6269 } | |
| 6270 #endif /* !HAVE_RENAME */ | |
| 6271 | |
| 6272 #ifdef FEAT_MOUSE_GPM | |
| 6273 /* | |
| 6274 * Initializes connection with gpm (if it isn't already opened) | |
| 6275 * Return 1 if succeeded (or connection already opened), 0 if failed | |
| 6276 */ | |
| 6277 static int | |
| 6278 gpm_open() | |
| 6279 { | |
| 6280 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */ | |
| 6281 | |
| 6282 if (!gpm_flag) | |
| 6283 { | |
| 6284 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN); | |
| 6285 gpm_connect.defaultMask = ~GPM_HARD; | |
| 6286 /* Default handling for mouse move*/ | |
| 6287 gpm_connect.minMod = 0; /* Handle any modifier keys */ | |
| 6288 gpm_connect.maxMod = 0xffff; | |
| 6289 if (Gpm_Open(&gpm_connect, 0) > 0) | |
| 6290 { | |
| 6291 /* gpm library tries to handling TSTP causes | |
| 6292 * problems. Anyways, we close connection to Gpm whenever | |
| 6293 * we are going to suspend or starting an external process | |
| 1450 | 6294 * so we shouldn't have problem with this |
| 7 | 6295 */ |
| 1832 | 6296 # ifdef SIGTSTP |
| 7 | 6297 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); |
| 1832 | 6298 # endif |
| 7 | 6299 return 1; /* succeed */ |
| 6300 } | |
| 6301 if (gpm_fd == -2) | |
| 6302 Gpm_Close(); /* We don't want to talk to xterm via gpm */ | |
| 6303 return 0; | |
| 6304 } | |
| 6305 return 1; /* already open */ | |
| 6306 } | |
| 6307 | |
| 6308 /* | |
| 6309 * Closes connection to gpm | |
| 6310 */ | |
| 6311 static void | |
| 6312 gpm_close() | |
| 6313 { | |
| 6314 if (gpm_flag && gpm_fd >= 0) /* if Open */ | |
| 6315 Gpm_Close(); | |
| 6316 } | |
| 6317 | |
| 6318 /* Reads gpm event and adds special keys to input buf. Returns length of | |
| 6319 * generated key sequence. | |
| 6320 * This function is made after gui_send_mouse_event | |
| 6321 */ | |
| 6322 static int | |
| 6323 mch_gpm_process() | |
| 6324 { | |
| 6325 int button; | |
| 6326 static Gpm_Event gpm_event; | |
| 6327 char_u string[6]; | |
| 6328 int_u vim_modifiers; | |
| 6329 int row,col; | |
| 6330 unsigned char buttons_mask; | |
| 6331 unsigned char gpm_modifiers; | |
| 6332 static unsigned char old_buttons = 0; | |
| 6333 | |
| 6334 Gpm_GetEvent(&gpm_event); | |
| 6335 | |
| 6336 #ifdef FEAT_GUI | |
| 6337 /* Don't put events in the input queue now. */ | |
| 6338 if (hold_gui_events) | |
| 6339 return 0; | |
| 6340 #endif | |
| 6341 | |
| 6342 row = gpm_event.y - 1; | |
| 6343 col = gpm_event.x - 1; | |
| 6344 | |
| 6345 string[0] = ESC; /* Our termcode */ | |
| 6346 string[1] = 'M'; | |
| 6347 string[2] = 'G'; | |
| 6348 switch (GPM_BARE_EVENTS(gpm_event.type)) | |
| 6349 { | |
| 6350 case GPM_DRAG: | |
| 6351 string[3] = MOUSE_DRAG; | |
| 6352 break; | |
| 6353 case GPM_DOWN: | |
| 6354 buttons_mask = gpm_event.buttons & ~old_buttons; | |
| 6355 old_buttons = gpm_event.buttons; | |
| 6356 switch (buttons_mask) | |
| 6357 { | |
| 6358 case GPM_B_LEFT: | |
| 6359 button = MOUSE_LEFT; | |
| 6360 break; | |
| 6361 case GPM_B_MIDDLE: | |
| 6362 button = MOUSE_MIDDLE; | |
| 6363 break; | |
| 6364 case GPM_B_RIGHT: | |
| 6365 button = MOUSE_RIGHT; | |
| 6366 break; | |
| 6367 default: | |
| 6368 return 0; | |
| 6369 /*Don't know what to do. Can more than one button be | |
| 6370 * reported in one event? */ | |
| 6371 } | |
| 6372 string[3] = (char_u)(button | 0x20); | |
| 6373 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1); | |
| 6374 break; | |
| 6375 case GPM_UP: | |
| 6376 string[3] = MOUSE_RELEASE; | |
| 6377 old_buttons &= ~gpm_event.buttons; | |
| 6378 break; | |
| 6379 default: | |
| 6380 return 0; | |
| 6381 } | |
| 6382 /*This code is based on gui_x11_mouse_cb in gui_x11.c */ | |
| 6383 gpm_modifiers = gpm_event.modifiers; | |
| 6384 vim_modifiers = 0x0; | |
| 6385 /* I ignore capslock stats. Aren't we all just hate capslock mixing with | |
| 6386 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and | |
| 6387 * K_CAPSSHIFT is defined 8, so it probably isn't even reported | |
| 6388 */ | |
| 6389 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL))) | |
| 6390 vim_modifiers |= MOUSE_SHIFT; | |
| 6391 | |
| 6392 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL))) | |
| 6393 vim_modifiers |= MOUSE_CTRL; | |
| 6394 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR))) | |
| 6395 vim_modifiers |= MOUSE_ALT; | |
| 6396 string[3] |= vim_modifiers; | |
| 6397 string[4] = (char_u)(col + ' ' + 1); | |
| 6398 string[5] = (char_u)(row + ' ' + 1); | |
| 6399 add_to_input_buf(string, 6); | |
| 6400 return 6; | |
| 6401 } | |
| 6402 #endif /* FEAT_MOUSE_GPM */ | |
| 6403 | |
| 1620 | 6404 #ifdef FEAT_SYSMOUSE |
| 6405 /* | |
| 6406 * Initialize connection with sysmouse. | |
| 6407 * Let virtual console inform us with SIGUSR2 for pending sysmouse | |
| 6408 * output, any sysmouse output than will be processed via sig_sysmouse(). | |
| 6409 * Return OK if succeeded, FAIL if failed. | |
| 6410 */ | |
| 6411 static int | |
| 6412 sysmouse_open() | |
| 6413 { | |
| 6414 struct mouse_info mouse; | |
| 6415 | |
| 6416 mouse.operation = MOUSE_MODE; | |
| 6417 mouse.u.mode.mode = 0; | |
| 6418 mouse.u.mode.signal = SIGUSR2; | |
| 6419 if (ioctl(1, CONS_MOUSECTL, &mouse) != -1) | |
| 6420 { | |
| 6421 signal(SIGUSR2, (RETSIGTYPE (*)())sig_sysmouse); | |
| 6422 mouse.operation = MOUSE_SHOW; | |
| 6423 ioctl(1, CONS_MOUSECTL, &mouse); | |
| 6424 return OK; | |
| 6425 } | |
| 6426 return FAIL; | |
| 6427 } | |
| 6428 | |
| 6429 /* | |
| 6430 * Stop processing SIGUSR2 signals, and also make sure that | |
| 6431 * virtual console do not send us any sysmouse related signal. | |
| 6432 */ | |
| 6433 static void | |
| 6434 sysmouse_close() | |
| 6435 { | |
| 6436 struct mouse_info mouse; | |
| 6437 | |
| 6438 signal(SIGUSR2, restricted ? SIG_IGN : SIG_DFL); | |
| 6439 mouse.operation = MOUSE_MODE; | |
| 6440 mouse.u.mode.mode = 0; | |
| 6441 mouse.u.mode.signal = 0; | |
| 6442 ioctl(1, CONS_MOUSECTL, &mouse); | |
| 6443 } | |
| 6444 | |
| 6445 /* | |
| 6446 * Gets info from sysmouse and adds special keys to input buf. | |
| 6447 */ | |
| 6448 static RETSIGTYPE | |
| 6449 sig_sysmouse SIGDEFARG(sigarg) | |
| 6450 { | |
| 6451 struct mouse_info mouse; | |
| 6452 struct video_info video; | |
| 6453 char_u string[6]; | |
| 6454 int row, col; | |
| 6455 int button; | |
| 6456 int buttons; | |
| 6457 static int oldbuttons = 0; | |
| 6458 | |
| 6459 #ifdef FEAT_GUI | |
| 6460 /* Don't put events in the input queue now. */ | |
| 6461 if (hold_gui_events) | |
| 6462 return; | |
| 6463 #endif | |
| 6464 | |
| 6465 mouse.operation = MOUSE_GETINFO; | |
| 6466 if (ioctl(1, FBIO_GETMODE, &video.vi_mode) != -1 | |
| 6467 && ioctl(1, FBIO_MODEINFO, &video) != -1 | |
| 6468 && ioctl(1, CONS_MOUSECTL, &mouse) != -1 | |
| 6469 && video.vi_cheight > 0 && video.vi_cwidth > 0) | |
| 6470 { | |
| 6471 row = mouse.u.data.y / video.vi_cheight; | |
| 6472 col = mouse.u.data.x / video.vi_cwidth; | |
| 6473 buttons = mouse.u.data.buttons; | |
| 6474 string[0] = ESC; /* Our termcode */ | |
| 6475 string[1] = 'M'; | |
| 6476 string[2] = 'S'; | |
| 6477 if (oldbuttons == buttons && buttons != 0) | |
| 6478 { | |
| 6479 button = MOUSE_DRAG; | |
| 6480 } | |
| 6481 else | |
| 6482 { | |
| 6483 switch (buttons) | |
| 6484 { | |
| 6485 case 0: | |
| 6486 button = MOUSE_RELEASE; | |
| 6487 break; | |
| 6488 case 1: | |
| 6489 button = MOUSE_LEFT; | |
| 6490 break; | |
| 6491 case 2: | |
| 6492 button = MOUSE_MIDDLE; | |
| 6493 break; | |
| 6494 case 4: | |
| 6495 button = MOUSE_RIGHT; | |
| 6496 break; | |
| 6497 default: | |
| 6498 return; | |
| 6499 } | |
| 6500 oldbuttons = buttons; | |
| 6501 } | |
| 6502 string[3] = (char_u)(button); | |
| 6503 string[4] = (char_u)(col + ' ' + 1); | |
| 6504 string[5] = (char_u)(row + ' ' + 1); | |
| 6505 add_to_input_buf(string, 6); | |
| 6506 } | |
| 6507 return; | |
| 6508 } | |
| 6509 #endif /* FEAT_SYSMOUSE */ | |
| 6510 | |
| 7 | 6511 #if defined(FEAT_LIBCALL) || defined(PROTO) |
| 6512 typedef char_u * (*STRPROCSTR)__ARGS((char_u *)); | |
| 6513 typedef char_u * (*INTPROCSTR)__ARGS((int)); | |
| 6514 typedef int (*STRPROCINT)__ARGS((char_u *)); | |
| 6515 typedef int (*INTPROCINT)__ARGS((int)); | |
| 6516 | |
| 6517 /* | |
| 6518 * Call a DLL routine which takes either a string or int param | |
| 6519 * and returns an allocated string. | |
| 6520 */ | |
| 6521 int | |
| 6522 mch_libcall(libname, funcname, argstring, argint, string_result, number_result) | |
| 6523 char_u *libname; | |
| 6524 char_u *funcname; | |
| 6525 char_u *argstring; /* NULL when using a argint */ | |
| 6526 int argint; | |
| 6527 char_u **string_result;/* NULL when using number_result */ | |
| 6528 int *number_result; | |
| 6529 { | |
| 6530 # if defined(USE_DLOPEN) | |
| 6531 void *hinstLib; | |
| 12 | 6532 char *dlerr = NULL; |
| 7 | 6533 # else |
| 6534 shl_t hinstLib; | |
| 6535 # endif | |
| 6536 STRPROCSTR ProcAdd; | |
| 6537 INTPROCSTR ProcAddI; | |
| 6538 char_u *retval_str = NULL; | |
| 6539 int retval_int = 0; | |
| 6540 int success = FALSE; | |
| 6541 | |
| 900 | 6542 /* |
| 6543 * Get a handle to the DLL module. | |
| 6544 */ | |
| 7 | 6545 # if defined(USE_DLOPEN) |
| 900 | 6546 /* First clear any error, it's not cleared by the dlopen() call. */ |
| 6547 (void)dlerror(); | |
| 6548 | |
| 7 | 6549 hinstLib = dlopen((char *)libname, RTLD_LAZY |
| 6550 # ifdef RTLD_LOCAL | |
| 6551 | RTLD_LOCAL | |
| 6552 # endif | |
| 6553 ); | |
| 12 | 6554 if (hinstLib == NULL) |
| 6555 { | |
| 6556 /* "dlerr" must be used before dlclose() */ | |
| 6557 dlerr = (char *)dlerror(); | |
| 6558 if (dlerr != NULL) | |
| 6559 EMSG2(_("dlerror = \"%s\""), dlerr); | |
| 6560 } | |
| 7 | 6561 # else |
| 6562 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L); | |
| 6563 # endif | |
| 6564 | |
| 6565 /* If the handle is valid, try to get the function address. */ | |
| 6566 if (hinstLib != NULL) | |
| 6567 { | |
| 6568 # ifdef HAVE_SETJMP_H | |
| 6569 /* | |
| 6570 * Catch a crash when calling the library function. For example when | |
| 6571 * using a number where a string pointer is expected. | |
| 6572 */ | |
| 6573 mch_startjmp(); | |
| 6574 if (SETJMP(lc_jump_env) != 0) | |
| 6575 { | |
| 6576 success = FALSE; | |
| 857 | 6577 # if defined(USE_DLOPEN) |
| 12 | 6578 dlerr = NULL; |
| 857 | 6579 # endif |
| 7 | 6580 mch_didjmp(); |
| 6581 } | |
| 6582 else | |
| 6583 # endif | |
| 6584 { | |
| 6585 retval_str = NULL; | |
| 6586 retval_int = 0; | |
| 6587 | |
| 6588 if (argstring != NULL) | |
| 6589 { | |
| 6590 # if defined(USE_DLOPEN) | |
| 6591 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
| 12 | 6592 dlerr = (char *)dlerror(); |
| 7 | 6593 # else |
| 6594 if (shl_findsym(&hinstLib, (const char *)funcname, | |
| 6595 TYPE_PROCEDURE, (void *)&ProcAdd) < 0) | |
| 6596 ProcAdd = NULL; | |
| 6597 # endif | |
| 12 | 6598 if ((success = (ProcAdd != NULL |
| 6599 # if defined(USE_DLOPEN) | |
| 6600 && dlerr == NULL | |
| 6601 # endif | |
| 6602 ))) | |
| 7 | 6603 { |
| 6604 if (string_result == NULL) | |
| 6605 retval_int = ((STRPROCINT)ProcAdd)(argstring); | |
| 6606 else | |
| 6607 retval_str = (ProcAdd)(argstring); | |
| 6608 } | |
| 6609 } | |
| 6610 else | |
| 6611 { | |
| 6612 # if defined(USE_DLOPEN) | |
| 6613 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
| 12 | 6614 dlerr = (char *)dlerror(); |
| 7 | 6615 # else |
| 6616 if (shl_findsym(&hinstLib, (const char *)funcname, | |
| 6617 TYPE_PROCEDURE, (void *)&ProcAddI) < 0) | |
| 6618 ProcAddI = NULL; | |
| 6619 # endif | |
| 12 | 6620 if ((success = (ProcAddI != NULL |
| 6621 # if defined(USE_DLOPEN) | |
| 6622 && dlerr == NULL | |
| 6623 # endif | |
| 6624 ))) | |
| 7 | 6625 { |
| 6626 if (string_result == NULL) | |
| 6627 retval_int = ((INTPROCINT)ProcAddI)(argint); | |
| 6628 else | |
| 6629 retval_str = (ProcAddI)(argint); | |
| 6630 } | |
| 6631 } | |
| 6632 | |
| 6633 /* Save the string before we free the library. */ | |
| 6634 /* Assume that a "1" or "-1" result is an illegal pointer. */ | |
| 6635 if (string_result == NULL) | |
| 6636 *number_result = retval_int; | |
| 6637 else if (retval_str != NULL | |
| 6638 && retval_str != (char_u *)1 | |
| 6639 && retval_str != (char_u *)-1) | |
| 6640 *string_result = vim_strsave(retval_str); | |
| 6641 } | |
| 6642 | |
| 6643 # ifdef HAVE_SETJMP_H | |
| 6644 mch_endjmp(); | |
| 6645 # ifdef SIGHASARG | |
| 6646 if (lc_signal != 0) | |
| 6647 { | |
| 6648 int i; | |
| 6649 | |
| 6650 /* try to find the name of this signal */ | |
| 6651 for (i = 0; signal_info[i].sig != -1; i++) | |
| 6652 if (lc_signal == signal_info[i].sig) | |
| 6653 break; | |
| 6654 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name); | |
| 6655 } | |
| 6656 # endif | |
| 6657 # endif | |
| 6658 | |
| 12 | 6659 # if defined(USE_DLOPEN) |
| 6660 /* "dlerr" must be used before dlclose() */ | |
| 6661 if (dlerr != NULL) | |
| 6662 EMSG2(_("dlerror = \"%s\""), dlerr); | |
| 6663 | |
| 7 | 6664 /* Free the DLL module. */ |
| 6665 (void)dlclose(hinstLib); | |
| 6666 # else | |
| 6667 (void)shl_unload(hinstLib); | |
| 6668 # endif | |
| 6669 } | |
| 6670 | |
| 6671 if (!success) | |
| 6672 { | |
| 6673 EMSG2(_(e_libcall), funcname); | |
| 6674 return FAIL; | |
| 6675 } | |
| 6676 | |
| 6677 return OK; | |
| 6678 } | |
| 6679 #endif | |
| 6680 | |
| 6681 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO) | |
| 6682 static int xterm_trace = -1; /* default: disabled */ | |
| 6683 static int xterm_button; | |
| 6684 | |
| 6685 /* | |
| 6686 * Setup a dummy window for X selections in a terminal. | |
| 6687 */ | |
| 6688 void | |
| 6689 setup_term_clip() | |
| 6690 { | |
| 6691 int z = 0; | |
| 6692 char *strp = ""; | |
| 6693 Widget AppShell; | |
| 6694 | |
| 6695 if (!x_connect_to_server()) | |
| 6696 return; | |
| 6697 | |
| 6698 open_app_context(); | |
| 6699 if (app_context != NULL && xterm_Shell == (Widget)0) | |
| 6700 { | |
| 6701 int (*oldhandler)(); | |
| 6702 #if defined(HAVE_SETJMP_H) | |
| 6703 int (*oldIOhandler)(); | |
| 6704 #endif | |
| 6705 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 6706 struct timeval start_tv; | |
| 6707 | |
| 6708 if (p_verbose > 0) | |
| 6709 gettimeofday(&start_tv, NULL); | |
| 6710 # endif | |
| 6711 | |
| 6712 /* Ignore X errors while opening the display */ | |
| 6713 oldhandler = XSetErrorHandler(x_error_check); | |
| 6714 | |
| 6715 #if defined(HAVE_SETJMP_H) | |
| 6716 /* Ignore X IO errors while opening the display */ | |
| 6717 oldIOhandler = XSetIOErrorHandler(x_IOerror_check); | |
| 6718 mch_startjmp(); | |
| 6719 if (SETJMP(lc_jump_env) != 0) | |
| 6720 { | |
| 6721 mch_didjmp(); | |
| 6722 xterm_dpy = NULL; | |
| 6723 } | |
| 6724 else | |
| 6725 #endif | |
| 6726 { | |
| 6727 xterm_dpy = XtOpenDisplay(app_context, xterm_display, | |
| 6728 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp); | |
| 6729 #if defined(HAVE_SETJMP_H) | |
| 6730 mch_endjmp(); | |
| 6731 #endif | |
| 6732 } | |
| 6733 | |
| 6734 #if defined(HAVE_SETJMP_H) | |
| 6735 /* Now handle X IO errors normally. */ | |
| 6736 (void)XSetIOErrorHandler(oldIOhandler); | |
| 6737 #endif | |
| 6738 /* Now handle X errors normally. */ | |
| 6739 (void)XSetErrorHandler(oldhandler); | |
| 6740 | |
| 6741 if (xterm_dpy == NULL) | |
| 6742 { | |
| 6743 if (p_verbose > 0) | |
| 292 | 6744 verb_msg((char_u *)_("Opening the X display failed")); |
| 7 | 6745 return; |
| 6746 } | |
| 6747 | |
| 6748 /* Catch terminating error of the X server connection. */ | |
| 6749 (void)XSetIOErrorHandler(x_IOerror_handler); | |
| 6750 | |
| 6751 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 6752 if (p_verbose > 0) | |
| 292 | 6753 { |
| 6754 verbose_enter(); | |
| 7 | 6755 xopen_message(&start_tv); |
| 292 | 6756 verbose_leave(); |
| 6757 } | |
| 7 | 6758 # endif |
| 6759 | |
| 6760 /* Create a Shell to make converters work. */ | |
| 6761 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm", | |
| 6762 applicationShellWidgetClass, xterm_dpy, | |
| 6763 NULL); | |
| 6764 if (AppShell == (Widget)0) | |
| 6765 return; | |
| 6766 xterm_Shell = XtVaCreatePopupShell("VIM", | |
| 6767 topLevelShellWidgetClass, AppShell, | |
| 6768 XtNmappedWhenManaged, 0, | |
| 6769 XtNwidth, 1, | |
| 6770 XtNheight, 1, | |
| 6771 NULL); | |
| 6772 if (xterm_Shell == (Widget)0) | |
| 6773 return; | |
| 6774 | |
| 6775 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
|
6776 x11_setup_selection(xterm_Shell); |
| 7 | 6777 if (x11_display == NULL) |
| 6778 x11_display = xterm_dpy; | |
| 6779 | |
| 6780 XtRealizeWidget(xterm_Shell); | |
| 6781 XSync(xterm_dpy, False); | |
| 6782 xterm_update(); | |
| 6783 } | |
| 6784 if (xterm_Shell != (Widget)0) | |
| 6785 { | |
| 6786 clip_init(TRUE); | |
| 6787 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL) | |
| 6788 x11_window = (Window)atol(strp); | |
| 6789 /* Check if $WINDOWID is valid. */ | |
| 6790 if (test_x11_window(xterm_dpy) == FAIL) | |
| 6791 x11_window = 0; | |
| 6792 if (x11_window != 0) | |
| 6793 xterm_trace = 0; | |
| 6794 } | |
| 6795 } | |
| 6796 | |
| 6797 void | |
| 6798 start_xterm_trace(button) | |
| 6799 int button; | |
| 6800 { | |
| 6801 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0) | |
| 6802 return; | |
| 6803 xterm_trace = 1; | |
| 6804 xterm_button = button; | |
| 6805 do_xterm_trace(); | |
| 6806 } | |
| 6807 | |
| 6808 | |
| 6809 void | |
| 6810 stop_xterm_trace() | |
| 6811 { | |
| 6812 if (xterm_trace < 0) | |
| 6813 return; | |
| 6814 xterm_trace = 0; | |
| 6815 } | |
| 6816 | |
| 6817 /* | |
| 6818 * Query the xterm pointer and generate mouse termcodes if necessary | |
| 6819 * return TRUE if dragging is active, else FALSE | |
| 6820 */ | |
| 6821 static int | |
| 6822 do_xterm_trace() | |
| 6823 { | |
| 6824 Window root, child; | |
| 6825 int root_x, root_y; | |
| 6826 int win_x, win_y; | |
| 6827 int row, col; | |
| 6828 int_u mask_return; | |
| 6829 char_u buf[50]; | |
| 6830 char_u *strp; | |
| 6831 long got_hints; | |
| 6832 static char_u *mouse_code; | |
| 6833 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER}; | |
| 6834 static int prev_row = 0, prev_col = 0; | |
| 6835 static XSizeHints xterm_hints; | |
| 6836 | |
| 6837 if (xterm_trace <= 0) | |
| 6838 return FALSE; | |
| 6839 | |
| 6840 if (xterm_trace == 1) | |
| 6841 { | |
| 6842 /* Get the hints just before tracking starts. The font size might | |
| 1510 | 6843 * have changed recently. */ |
| 6844 if (!XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints) | |
| 6845 || !(got_hints & PResizeInc) | |
| 7 | 6846 || xterm_hints.width_inc <= 1 |
| 6847 || xterm_hints.height_inc <= 1) | |
| 6848 { | |
| 6849 xterm_trace = -1; /* Not enough data -- disable tracing */ | |
| 6850 return FALSE; | |
| 6851 } | |
| 6852 | |
| 6853 /* Rely on the same mouse code for the duration of this */ | |
| 6854 mouse_code = find_termcode(mouse_name); | |
| 6855 prev_row = mouse_row; | |
| 6856 prev_row = mouse_col; | |
| 6857 xterm_trace = 2; | |
| 6858 | |
| 6859 /* Find the offset of the chars, there might be a scrollbar on the | |
| 6860 * left of the window and/or a menu on the top (eterm etc.) */ | |
| 6861 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
| 6862 &win_x, &win_y, &mask_return); | |
| 6863 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row) | |
| 6864 - (xterm_hints.height_inc / 2); | |
| 6865 if (xterm_hints.y <= xterm_hints.height_inc / 2) | |
| 6866 xterm_hints.y = 2; | |
| 6867 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col) | |
| 6868 - (xterm_hints.width_inc / 2); | |
| 6869 if (xterm_hints.x <= xterm_hints.width_inc / 2) | |
| 6870 xterm_hints.x = 2; | |
| 6871 return TRUE; | |
| 6872 } | |
| 2768 | 6873 if (mouse_code == NULL || STRLEN(mouse_code) > 45) |
| 7 | 6874 { |
| 6875 xterm_trace = 0; | |
| 6876 return FALSE; | |
| 6877 } | |
| 6878 | |
| 6879 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
| 6880 &win_x, &win_y, &mask_return); | |
| 6881 | |
| 6882 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc); | |
| 6883 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc); | |
| 6884 if (row == prev_row && col == prev_col) | |
| 6885 return TRUE; | |
| 6886 | |
| 6887 STRCPY(buf, mouse_code); | |
| 6888 strp = buf + STRLEN(buf); | |
| 6889 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20; | |
| 6890 *strp++ = (char_u)(col + ' ' + 1); | |
| 6891 *strp++ = (char_u)(row + ' ' + 1); | |
| 6892 *strp = 0; | |
| 6893 add_to_input_buf(buf, STRLEN(buf)); | |
| 6894 | |
| 6895 prev_row = row; | |
| 6896 prev_col = col; | |
| 6897 return TRUE; | |
| 6898 } | |
| 6899 | |
| 6900 # if defined(FEAT_GUI) || defined(PROTO) | |
| 6901 /* | |
| 6902 * Destroy the display, window and app_context. Required for GTK. | |
| 6903 */ | |
| 6904 void | |
| 6905 clear_xterm_clip() | |
| 6906 { | |
| 6907 if (xterm_Shell != (Widget)0) | |
| 6908 { | |
| 6909 XtDestroyWidget(xterm_Shell); | |
| 6910 xterm_Shell = (Widget)0; | |
| 6911 } | |
| 6912 if (xterm_dpy != NULL) | |
| 6913 { | |
| 1605 | 6914 # if 0 |
| 7 | 6915 /* Lesstif and Solaris crash here, lose some memory */ |
| 6916 XtCloseDisplay(xterm_dpy); | |
| 1605 | 6917 # endif |
| 7 | 6918 if (x11_display == xterm_dpy) |
| 6919 x11_display = NULL; | |
| 6920 xterm_dpy = NULL; | |
| 6921 } | |
| 1605 | 6922 # if 0 |
| 7 | 6923 if (app_context != (XtAppContext)NULL) |
| 6924 { | |
| 6925 /* Lesstif and Solaris crash here, lose some memory */ | |
| 6926 XtDestroyApplicationContext(app_context); | |
| 6927 app_context = (XtAppContext)NULL; | |
| 6928 } | |
| 1605 | 6929 # endif |
| 7 | 6930 } |
| 6931 # endif | |
| 6932 | |
| 6933 /* | |
| 4230 | 6934 * Catch up with GUI or X events. |
| 6935 */ | |
| 6936 static void | |
| 6937 clip_update() | |
| 6938 { | |
| 6939 # ifdef FEAT_GUI | |
| 6940 if (gui.in_use) | |
| 6941 gui_mch_update(); | |
| 6942 else | |
| 6943 # endif | |
| 6944 if (xterm_Shell != (Widget)0) | |
| 6945 xterm_update(); | |
| 6946 } | |
| 6947 | |
| 6948 /* | |
| 7 | 6949 * Catch up with any queued X events. This may put keyboard input into the |
| 6950 * input buffer, call resize call-backs, trigger timers etc. If there is | |
| 6951 * nothing in the X event queue (& no timers pending), then we return | |
| 6952 * immediately. | |
| 6953 */ | |
| 6954 static void | |
| 6955 xterm_update() | |
| 6956 { | |
| 6957 XEvent event; | |
| 6958 | |
| 6959 while (XtAppPending(app_context) && !vim_is_input_buf_full()) | |
| 6960 { | |
| 6961 XtAppNextEvent(app_context, &event); | |
| 6962 #ifdef FEAT_CLIENTSERVER | |
| 6963 { | |
| 6964 XPropertyEvent *e = (XPropertyEvent *)&event; | |
| 6965 | |
| 6966 if (e->type == PropertyNotify && e->window == commWindow | |
| 6967 && e->atom == commProperty && e->state == PropertyNewValue) | |
| 6968 serverEventProc(xterm_dpy, &event); | |
| 6969 } | |
| 6970 #endif | |
| 6971 XtDispatchEvent(&event); | |
| 6972 } | |
| 6973 } | |
| 6974 | |
| 6975 int | |
| 6976 clip_xterm_own_selection(cbd) | |
| 6977 VimClipboard *cbd; | |
| 6978 { | |
| 6979 if (xterm_Shell != (Widget)0) | |
| 6980 return clip_x11_own_selection(xterm_Shell, cbd); | |
| 6981 return FAIL; | |
| 6982 } | |
| 6983 | |
| 6984 void | |
| 6985 clip_xterm_lose_selection(cbd) | |
| 6986 VimClipboard *cbd; | |
| 6987 { | |
| 6988 if (xterm_Shell != (Widget)0) | |
| 6989 clip_x11_lose_selection(xterm_Shell, cbd); | |
| 6990 } | |
| 6991 | |
| 6992 void | |
| 6993 clip_xterm_request_selection(cbd) | |
| 6994 VimClipboard *cbd; | |
| 6995 { | |
| 6996 if (xterm_Shell != (Widget)0) | |
| 6997 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd); | |
| 6998 } | |
| 6999 | |
| 7000 void | |
| 7001 clip_xterm_set_selection(cbd) | |
| 7002 VimClipboard *cbd; | |
| 7003 { | |
| 7004 clip_x11_set_selection(cbd); | |
| 7005 } | |
| 7006 #endif | |
| 7007 | |
| 7008 | |
| 7009 #if defined(USE_XSMP) || defined(PROTO) | |
| 7010 /* | |
| 7011 * Code for X Session Management Protocol. | |
| 7012 */ | |
| 7013 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast)); | |
| 7014 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7015 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7016 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7017 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData)); | |
| 7018 | |
| 7019 | |
| 7020 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
| 7021 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7022 | |
| 7023 /* | |
| 7024 * This is our chance to ask the user if they want to save, | |
| 7025 * or abort the logout | |
| 7026 */ | |
| 7027 static void | |
| 7028 xsmp_handle_interaction(smc_conn, client_data) | |
| 7029 SmcConn smc_conn; | |
| 1883 | 7030 SmPointer client_data UNUSED; |
| 7 | 7031 { |
| 7032 cmdmod_T save_cmdmod; | |
| 7033 int cancel_shutdown = False; | |
| 7034 | |
| 7035 save_cmdmod = cmdmod; | |
| 7036 cmdmod.confirm = TRUE; | |
| 7037 if (check_changed_any(FALSE)) | |
| 7038 /* Mustn't logout */ | |
| 7039 cancel_shutdown = True; | |
| 7040 cmdmod = save_cmdmod; | |
| 7041 setcursor(); /* position cursor */ | |
| 7042 out_flush(); | |
| 7043 | |
| 7044 /* Done interaction */ | |
| 7045 SmcInteractDone(smc_conn, cancel_shutdown); | |
| 7046 | |
| 7047 /* Finish off | |
| 7048 * Only end save-yourself here if we're not cancelling shutdown; | |
| 7049 * we'll get a cancelled callback later in which we'll end it. | |
| 7050 * Hopefully get around glitchy SMs (like GNOME-1) | |
| 7051 */ | |
| 7052 if (!cancel_shutdown) | |
| 7053 { | |
| 7054 xsmp.save_yourself = False; | |
| 7055 SmcSaveYourselfDone(smc_conn, True); | |
| 7056 } | |
| 7057 } | |
| 7058 # endif | |
| 7059 | |
| 7060 /* | |
| 7061 * Callback that starts save-yourself. | |
| 7062 */ | |
| 7063 static void | |
| 7064 xsmp_handle_save_yourself(smc_conn, client_data, save_type, | |
| 7065 shutdown, interact_style, fast) | |
| 7066 SmcConn smc_conn; | |
| 1883 | 7067 SmPointer client_data UNUSED; |
| 7068 int save_type UNUSED; | |
| 7 | 7069 Bool shutdown; |
| 1883 | 7070 int interact_style UNUSED; |
| 7071 Bool fast UNUSED; | |
| 7 | 7072 { |
| 7073 /* Handle already being in saveyourself */ | |
| 7074 if (xsmp.save_yourself) | |
| 7075 SmcSaveYourselfDone(smc_conn, True); | |
| 7076 xsmp.save_yourself = True; | |
| 7077 xsmp.shutdown = shutdown; | |
| 7078 | |
| 7079 /* First up, preserve all files */ | |
| 7080 out_flush(); | |
| 7081 ml_sync_all(FALSE, FALSE); /* preserve all swap files */ | |
| 7082 | |
| 7083 if (p_verbose > 0) | |
| 292 | 7084 verb_msg((char_u *)_("XSMP handling save-yourself request")); |
| 7 | 7085 |
| 7086 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
| 7087 /* Now see if we can ask about unsaved files */ | |
| 7088 if (shutdown && !fast && gui.in_use) | |
| 7089 /* Need to interact with user, but need SM's permission */ | |
| 7090 SmcInteractRequest(smc_conn, SmDialogError, | |
| 7091 xsmp_handle_interaction, client_data); | |
| 7092 else | |
| 7093 # endif | |
| 7094 { | |
| 7095 /* Can stop the cycle here */ | |
| 7096 SmcSaveYourselfDone(smc_conn, True); | |
| 7097 xsmp.save_yourself = False; | |
| 7098 } | |
| 7099 } | |
| 7100 | |
| 7101 | |
| 7102 /* | |
| 7103 * Callback to warn us of imminent death. | |
| 7104 */ | |
| 7105 static void | |
| 7106 xsmp_die(smc_conn, client_data) | |
| 1883 | 7107 SmcConn smc_conn UNUSED; |
| 7108 SmPointer client_data UNUSED; | |
| 7 | 7109 { |
| 7110 xsmp_close(); | |
| 7111 | |
| 7112 /* quit quickly leaving swapfiles for modified buffers behind */ | |
| 7113 getout_preserve_modified(0); | |
| 7114 } | |
| 7115 | |
| 7116 | |
| 7117 /* | |
| 7118 * Callback to tell us that save-yourself has completed. | |
| 7119 */ | |
| 7120 static void | |
| 7121 xsmp_save_complete(smc_conn, client_data) | |
| 1883 | 7122 SmcConn smc_conn UNUSED; |
| 7123 SmPointer client_data UNUSED; | |
| 7 | 7124 { |
| 7125 xsmp.save_yourself = False; | |
| 7126 } | |
| 7127 | |
| 7128 | |
| 7129 /* | |
| 7130 * Callback to tell us that an instigated shutdown was cancelled | |
| 7131 * (maybe even by us) | |
| 7132 */ | |
| 7133 static void | |
| 7134 xsmp_shutdown_cancelled(smc_conn, client_data) | |
| 7135 SmcConn smc_conn; | |
| 1883 | 7136 SmPointer client_data UNUSED; |
| 7 | 7137 { |
| 7138 if (xsmp.save_yourself) | |
| 7139 SmcSaveYourselfDone(smc_conn, True); | |
| 7140 xsmp.save_yourself = False; | |
| 7141 xsmp.shutdown = False; | |
| 7142 } | |
| 7143 | |
| 7144 | |
| 7145 /* | |
| 7146 * Callback to tell us that a new ICE connection has been established. | |
| 7147 */ | |
| 7148 static void | |
| 7149 xsmp_ice_connection(iceConn, clientData, opening, watchData) | |
| 7150 IceConn iceConn; | |
| 1883 | 7151 IcePointer clientData UNUSED; |
| 7 | 7152 Bool opening; |
| 1883 | 7153 IcePointer *watchData UNUSED; |
| 7 | 7154 { |
| 7155 /* Intercept creation of ICE connection fd */ | |
| 7156 if (opening) | |
| 7157 { | |
| 7158 xsmp_icefd = IceConnectionNumber(iceConn); | |
| 7159 IceRemoveConnectionWatch(xsmp_ice_connection, NULL); | |
| 7160 } | |
| 7161 } | |
| 7162 | |
| 7163 | |
| 7164 /* Handle any ICE processing that's required; return FAIL if SM lost */ | |
| 7165 int | |
| 7166 xsmp_handle_requests() | |
| 7167 { | |
| 7168 Bool rep; | |
| 7169 | |
| 7170 if (IceProcessMessages(xsmp.iceconn, NULL, &rep) | |
| 7171 == IceProcessMessagesIOError) | |
| 7172 { | |
| 7173 /* Lost ICE */ | |
| 7174 if (p_verbose > 0) | |
| 292 | 7175 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 7176 xsmp_close(); |
| 7177 return FAIL; | |
| 7178 } | |
| 7179 else | |
| 7180 return OK; | |
| 7181 } | |
| 7182 | |
| 7183 static int dummy; | |
| 7184 | |
| 7185 /* Set up X Session Management Protocol */ | |
| 7186 void | |
| 7187 xsmp_init(void) | |
| 7188 { | |
| 7189 char errorstring[80]; | |
| 7190 SmcCallbacks smcallbacks; | |
| 7191 #if 0 | |
| 7192 SmPropValue smname; | |
| 7193 SmProp smnameprop; | |
| 7194 SmProp *smprops[1]; | |
| 7195 #endif | |
| 7196 | |
| 7197 if (p_verbose > 0) | |
| 292 | 7198 verb_msg((char_u *)_("XSMP opening connection")); |
| 7 | 7199 |
| 7200 xsmp.save_yourself = xsmp.shutdown = False; | |
| 7201 | |
| 7202 /* Set up SM callbacks - must have all, even if they're not used */ | |
| 7203 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself; | |
| 7204 smcallbacks.save_yourself.client_data = NULL; | |
| 7205 smcallbacks.die.callback = xsmp_die; | |
| 7206 smcallbacks.die.client_data = NULL; | |
| 7207 smcallbacks.save_complete.callback = xsmp_save_complete; | |
| 7208 smcallbacks.save_complete.client_data = NULL; | |
| 7209 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled; | |
| 7210 smcallbacks.shutdown_cancelled.client_data = NULL; | |
| 7211 | |
| 7212 /* Set up a watch on ICE connection creations. The "dummy" argument is | |
| 7213 * apparently required for FreeBSD (we get a BUS error when using NULL). */ | |
| 7214 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0) | |
| 7215 { | |
| 7216 if (p_verbose > 0) | |
| 292 | 7217 verb_msg((char_u *)_("XSMP ICE connection watch failed")); |
| 7 | 7218 return; |
| 7219 } | |
| 7220 | |
| 7221 /* Create an SM connection */ | |
| 7222 xsmp.smcconn = SmcOpenConnection( | |
| 7223 NULL, | |
| 7224 NULL, | |
| 7225 SmProtoMajor, | |
| 7226 SmProtoMinor, | |
| 7227 SmcSaveYourselfProcMask | SmcDieProcMask | |
| 7228 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask, | |
| 7229 &smcallbacks, | |
| 7230 NULL, | |
| 1605 | 7231 &xsmp.clientid, |
| 7 | 7232 sizeof(errorstring), |
| 7233 errorstring); | |
| 7234 if (xsmp.smcconn == NULL) | |
| 7235 { | |
| 7236 char errorreport[132]; | |
| 273 | 7237 |
| 292 | 7238 if (p_verbose > 0) |
| 7239 { | |
| 7240 vim_snprintf(errorreport, sizeof(errorreport), | |
| 273 | 7241 _("XSMP SmcOpenConnection failed: %s"), errorstring); |
| 292 | 7242 verb_msg((char_u *)errorreport); |
| 7243 } | |
| 7 | 7244 return; |
| 7245 } | |
| 7246 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn); | |
| 7247 | |
| 7248 #if 0 | |
| 7249 /* ID ourselves */ | |
| 7250 smname.value = "vim"; | |
| 7251 smname.length = 3; | |
| 7252 smnameprop.name = "SmProgram"; | |
| 7253 smnameprop.type = "SmARRAY8"; | |
| 7254 smnameprop.num_vals = 1; | |
| 7255 smnameprop.vals = &smname; | |
| 7256 | |
| 7257 smprops[0] = &smnameprop; | |
| 7258 SmcSetProperties(xsmp.smcconn, 1, smprops); | |
| 7259 #endif | |
| 7260 } | |
| 7261 | |
| 7262 | |
| 7263 /* Shut down XSMP comms. */ | |
| 7264 void | |
| 7265 xsmp_close() | |
| 7266 { | |
| 7267 if (xsmp_icefd != -1) | |
| 7268 { | |
| 7269 SmcCloseConnection(xsmp.smcconn, 0, NULL); | |
| 1737 | 7270 if (xsmp.clientid != NULL) |
| 7271 free(xsmp.clientid); | |
| 1605 | 7272 xsmp.clientid = NULL; |
| 7 | 7273 xsmp_icefd = -1; |
| 7274 } | |
| 7275 } | |
| 7276 #endif /* USE_XSMP */ | |
| 7277 | |
| 7278 | |
| 7279 #ifdef EBCDIC | |
| 7280 /* Translate character to its CTRL- value */ | |
| 7281 char CtrlTable[] = | |
| 7282 { | |
| 7283 /* 00 - 5E */ | |
| 7284 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7285 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7286 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7287 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7288 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7289 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7290 /* ^ */ 0x1E, | |
| 7291 /* - */ 0x1F, | |
| 7292 /* 61 - 6C */ | |
| 7293 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7294 /* _ */ 0x1F, | |
| 7295 /* 6E - 80 */ | |
| 7296 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7297 /* a */ 0x01, | |
| 7298 /* b */ 0x02, | |
| 7299 /* c */ 0x03, | |
| 7300 /* d */ 0x37, | |
| 7301 /* e */ 0x2D, | |
| 7302 /* f */ 0x2E, | |
| 7303 /* g */ 0x2F, | |
| 7304 /* h */ 0x16, | |
| 7305 /* i */ 0x05, | |
| 7306 /* 8A - 90 */ | |
| 7307 0, 0, 0, 0, 0, 0, 0, | |
| 7308 /* j */ 0x15, | |
| 7309 /* k */ 0x0B, | |
| 7310 /* l */ 0x0C, | |
| 7311 /* m */ 0x0D, | |
| 7312 /* n */ 0x0E, | |
| 7313 /* o */ 0x0F, | |
| 7314 /* p */ 0x10, | |
| 7315 /* q */ 0x11, | |
| 7316 /* r */ 0x12, | |
| 7317 /* 9A - A1 */ | |
| 7318 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7319 /* s */ 0x13, | |
| 7320 /* t */ 0x3C, | |
| 7321 /* u */ 0x3D, | |
| 7322 /* v */ 0x32, | |
| 7323 /* w */ 0x26, | |
| 7324 /* x */ 0x18, | |
| 7325 /* y */ 0x19, | |
| 7326 /* z */ 0x3F, | |
| 7327 /* AA - AC */ | |
| 7328 0, 0, 0, | |
| 7329 /* [ */ 0x27, | |
| 7330 /* AE - BC */ | |
| 7331 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7332 /* ] */ 0x1D, | |
| 7333 /* BE - C0 */ 0, 0, 0, | |
| 7334 /* A */ 0x01, | |
| 7335 /* B */ 0x02, | |
| 7336 /* C */ 0x03, | |
| 7337 /* D */ 0x37, | |
| 7338 /* E */ 0x2D, | |
| 7339 /* F */ 0x2E, | |
| 7340 /* G */ 0x2F, | |
| 7341 /* H */ 0x16, | |
| 7342 /* I */ 0x05, | |
| 7343 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0, | |
| 7344 /* J */ 0x15, | |
| 7345 /* K */ 0x0B, | |
| 7346 /* L */ 0x0C, | |
| 7347 /* M */ 0x0D, | |
| 7348 /* N */ 0x0E, | |
| 7349 /* O */ 0x0F, | |
| 7350 /* P */ 0x10, | |
| 7351 /* Q */ 0x11, | |
| 7352 /* R */ 0x12, | |
| 7353 /* DA - DF */ 0, 0, 0, 0, 0, 0, | |
| 7354 /* \ */ 0x1C, | |
| 7355 /* E1 */ 0, | |
| 7356 /* S */ 0x13, | |
| 7357 /* T */ 0x3C, | |
| 7358 /* U */ 0x3D, | |
| 7359 /* V */ 0x32, | |
| 7360 /* W */ 0x26, | |
| 7361 /* X */ 0x18, | |
| 7362 /* Y */ 0x19, | |
| 7363 /* Z */ 0x3F, | |
| 7364 /* EA - FF*/ 0, 0, 0, 0, 0, 0, | |
| 7365 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7366 }; | |
| 7367 | |
| 7368 char MetaCharTable[]= | |
| 7369 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
| 7370 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0, | |
| 7371 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0, | |
| 7372 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0, | |
| 7373 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0 | |
| 7374 }; | |
| 7375 | |
| 7376 | |
| 7377 /* TODO: Use characters NOT numbers!!! */ | |
| 7378 char CtrlCharTable[]= | |
| 7379 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
| 7380 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214, | |
| 7381 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109, | |
| 7382 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199, | |
| 7383 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233, | |
| 7384 }; | |
| 7385 | |
| 7386 | |
| 7387 #endif |