Mercurial > vim
annotate src/os_unix.c @ 5686:0a9990bbd94a v7.4.189
updated for version 7.4.189
Problem: Compiler warning for unused argument.
Solution: Add UNUSED.
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Sun, 23 Feb 2014 22:54:58 +0100 |
parents | 2f99966971b0 |
children | 47a673b20e49 |
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 */ | |
2209
d0ddf7ba1630
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(); |
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(); |
2209
d0ddf7ba1630
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 */ |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
442 if (WaitForChar(-1L) == 0) |
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 | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
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); | |
5037
5e0b6a9282df
updated for version 7.3.1262
Bram Moolenaar <bram@vim.org>
parents:
4299
diff
changeset
|
1571 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
2074
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
1572 return 0; /* avoid the compiler complains about missing return value */ |
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
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); | |
5037
5e0b6a9282df
updated for version 7.3.1262
Bram Moolenaar <bram@vim.org>
parents:
4299
diff
changeset
|
1593 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
2074
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
1594 return 0; /* avoid the compiler complains about missing return value */ |
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
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 { | |
2414
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1908 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1909 if (text_prop.encoding == XA_STRING |
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1910 # ifdef FEAT_MBYTE |
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1911 && !has_mbyte |
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1912 # endif |
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
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); | |
2414
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
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 /* | |
2414
5bd81e397907
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; | |
2968 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0; | |
2969 } | |
2970 | |
2971 /* | |
2972 * Return 1 if "name" can be found in $PATH and executed, 0 if not. | |
2973 * Return -1 if unknown. | |
2974 */ | |
2975 int | |
2976 mch_can_exe(name) | |
2977 char_u *name; | |
2978 { | |
2979 char_u *buf; | |
2980 char_u *p, *e; | |
2981 int retval; | |
2982 | |
2983 /* If it's an absolute or relative path don't need to use $PATH. */ | |
2984 if (mch_isFullName(name) || (name[0] == '.' && (name[1] == '/' | |
2985 || (name[1] == '.' && name[2] == '/')))) | |
2986 return executable_file(name); | |
2987 | |
2988 p = (char_u *)getenv("PATH"); | |
2989 if (p == NULL || *p == NUL) | |
2990 return -1; | |
2991 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2)); | |
2992 if (buf == NULL) | |
2993 return -1; | |
2994 | |
2995 /* | |
2996 * Walk through all entries in $PATH to check if "name" exists there and | |
2997 * is an executable file. | |
2998 */ | |
2999 for (;;) | |
3000 { | |
3001 e = (char_u *)strchr((char *)p, ':'); | |
3002 if (e == NULL) | |
3003 e = p + STRLEN(p); | |
3004 if (e - p <= 1) /* empty entry means current dir */ | |
3005 STRCPY(buf, "./"); | |
3006 else | |
3007 { | |
418 | 3008 vim_strncpy(buf, p, e - p); |
7 | 3009 add_pathsep(buf); |
3010 } | |
3011 STRCAT(buf, name); | |
3012 retval = executable_file(buf); | |
3013 if (retval == 1) | |
3014 break; | |
3015 | |
3016 if (*e != ':') | |
3017 break; | |
3018 p = e + 1; | |
3019 } | |
3020 | |
3021 vim_free(buf); | |
3022 return retval; | |
3023 } | |
3024 | |
3025 /* | |
3026 * Check what "name" is: | |
3027 * NODE_NORMAL: file or directory (or doesn't exist) | |
3028 * NODE_WRITABLE: writable device, socket, fifo, etc. | |
3029 * NODE_OTHER: non-writable things | |
3030 */ | |
3031 int | |
3032 mch_nodetype(name) | |
3033 char_u *name; | |
3034 { | |
3035 struct stat st; | |
3036 | |
3037 if (stat((char *)name, &st)) | |
3038 return NODE_NORMAL; | |
3039 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode)) | |
3040 return NODE_NORMAL; | |
3041 #ifndef OS2 | |
3042 if (S_ISBLK(st.st_mode)) /* block device isn't writable */ | |
3043 return NODE_OTHER; | |
3044 #endif | |
3045 /* Everything else is writable? */ | |
3046 return NODE_WRITABLE; | |
3047 } | |
3048 | |
3049 void | |
3050 mch_early_init() | |
3051 { | |
3052 #ifdef HAVE_CHECK_STACK_GROWTH | |
3053 int i; | |
180 | 3054 |
7 | 3055 check_stack_growth((char *)&i); |
3056 | |
180 | 3057 # ifdef HAVE_STACK_LIMIT |
7 | 3058 get_stack_limit(); |
3059 # endif | |
3060 | |
3061 #endif | |
3062 | |
3063 /* | |
3064 * Setup an alternative stack for signals. Helps to catch signals when | |
3065 * running out of stack space. | |
3066 * Use of sigaltstack() is preferred, it's more portable. | |
3067 * Ignore any errors. | |
3068 */ | |
3069 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
1737 | 3070 signal_stack = (char *)alloc(SIGSTKSZ); |
7 | 3071 init_signal_stack(); |
3072 #endif | |
3073 } | |
3074 | |
355 | 3075 #if defined(EXITFREE) || defined(PROTO) |
3076 void | |
3077 mch_free_mem() | |
3078 { | |
359 | 3079 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
3080 if (clip_star.owned) | |
3081 clip_lose_selection(&clip_star); | |
3082 if (clip_plus.owned) | |
3083 clip_lose_selection(&clip_plus); | |
355 | 3084 # endif |
1605 | 3085 # if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) |
355 | 3086 if (xterm_Shell != (Widget)0) |
3087 XtDestroyWidget(xterm_Shell); | |
1605 | 3088 # ifndef LESSTIF_VERSION |
3089 /* Lesstif crashes here, lose some memory */ | |
355 | 3090 if (xterm_dpy != NULL) |
3091 XtCloseDisplay(xterm_dpy); | |
3092 if (app_context != (XtAppContext)NULL) | |
1605 | 3093 { |
355 | 3094 XtDestroyApplicationContext(app_context); |
1605 | 3095 # ifdef FEAT_X11 |
3096 x11_display = NULL; /* freed by XtDestroyApplicationContext() */ | |
3097 # endif | |
3098 } | |
3099 # endif | |
355 | 3100 # endif |
2277
f42e0b5ff9e9
Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
2275
diff
changeset
|
3101 # if defined(FEAT_X11) |
1605 | 3102 if (x11_display != NULL |
3103 # ifdef FEAT_XCLIPBOARD | |
3104 && x11_display != xterm_dpy | |
3105 # endif | |
3106 ) | |
359 | 3107 XCloseDisplay(x11_display); |
3108 # endif | |
3109 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
3110 vim_free(signal_stack); | |
3111 signal_stack = NULL; | |
3112 # endif | |
3113 # ifdef FEAT_TITLE | |
3114 vim_free(oldtitle); | |
3115 vim_free(oldicon); | |
3116 # endif | |
355 | 3117 } |
3118 #endif | |
3119 | |
7 | 3120 static void exit_scroll __ARGS((void)); |
3121 | |
3122 /* | |
3123 * Output a newline when exiting. | |
3124 * Make sure the newline goes to the same stream as the text. | |
3125 */ | |
3126 static void | |
3127 exit_scroll() | |
3128 { | |
167 | 3129 if (silent_mode) |
3130 return; | |
7 | 3131 if (newline_on_exit || msg_didout) |
3132 { | |
3133 if (msg_use_printf()) | |
3134 { | |
3135 if (info_message) | |
3136 mch_msg("\n"); | |
3137 else | |
3138 mch_errmsg("\r\n"); | |
3139 } | |
3140 else | |
3141 out_char('\n'); | |
3142 } | |
3143 else | |
3144 { | |
3145 restore_cterm_colors(); /* get original colors back */ | |
3146 msg_clr_eos_force(); /* clear the rest of the display */ | |
3147 windgoto((int)Rows - 1, 0); /* may have moved the cursor */ | |
3148 } | |
3149 } | |
3150 | |
3151 void | |
3152 mch_exit(r) | |
3153 int r; | |
3154 { | |
3155 exiting = TRUE; | |
3156 | |
3157 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD) | |
3158 x11_export_final_selection(); | |
3159 #endif | |
3160 | |
3161 #ifdef FEAT_GUI | |
3162 if (!gui.in_use) | |
3163 #endif | |
3164 { | |
3165 settmode(TMODE_COOK); | |
3166 #ifdef FEAT_TITLE | |
3167 mch_restore_title(3); /* restore xterm title and icon name */ | |
3168 #endif | |
3169 /* | |
3170 * When t_ti is not empty but it doesn't cause swapping terminal | |
3171 * pages, need to output a newline when msg_didout is set. But when | |
3172 * t_ti does swap pages it should not go to the shell page. Do this | |
3173 * before stoptermcap(). | |
3174 */ | |
3175 if (swapping_screen() && !newline_on_exit) | |
3176 exit_scroll(); | |
3177 | |
3178 /* Stop termcap: May need to check for T_CRV response, which | |
3179 * requires RAW mode. */ | |
3180 stoptermcap(); | |
3181 | |
3182 /* | |
3183 * A newline is only required after a message in the alternate screen. | |
3184 * This is set to TRUE by wait_return(). | |
3185 */ | |
3186 if (!swapping_screen() || newline_on_exit) | |
3187 exit_scroll(); | |
3188 | |
3189 /* Cursor may have been switched off without calling starttermcap() | |
3190 * when doing "vim -u vimrc" and vimrc contains ":q". */ | |
3191 if (full_screen) | |
3192 cursor_on(); | |
3193 } | |
3194 out_flush(); | |
3195 ml_close_all(TRUE); /* remove all memfiles */ | |
3196 may_core_dump(); | |
3197 #ifdef FEAT_GUI | |
3198 if (gui.in_use) | |
3199 gui_exit(r); | |
3200 #endif | |
167 | 3201 |
765 | 3202 #ifdef MACOS_CONVERT |
167 | 3203 mac_conv_cleanup(); |
3204 #endif | |
3205 | |
7 | 3206 #ifdef __QNX__ |
3207 /* A core dump won't be created if the signal handler | |
3208 * doesn't return, so we can't call exit() */ | |
3209 if (deadly_signal != 0) | |
3210 return; | |
3211 #endif | |
3212 | |
33 | 3213 #ifdef FEAT_NETBEANS_INTG |
2210 | 3214 netbeans_send_disconnect(); |
33 | 3215 #endif |
355 | 3216 |
3217 #ifdef EXITFREE | |
3218 free_all_mem(); | |
3219 #endif | |
3220 | |
7 | 3221 exit(r); |
3222 } | |
3223 | |
3224 static void | |
3225 may_core_dump() | |
3226 { | |
3227 if (deadly_signal != 0) | |
3228 { | |
3229 signal(deadly_signal, SIG_DFL); | |
3230 kill(getpid(), deadly_signal); /* Die using the signal we caught */ | |
3231 } | |
3232 } | |
3233 | |
3234 #ifndef VMS | |
3235 | |
3236 void | |
3237 mch_settmode(tmode) | |
3238 int tmode; | |
3239 { | |
3240 static int first = TRUE; | |
3241 | |
3242 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
3243 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
3244 /* | |
3245 * for "new" tty systems | |
3246 */ | |
3247 # ifdef HAVE_TERMIOS_H | |
3248 static struct termios told; | |
3249 struct termios tnew; | |
3250 # else | |
3251 static struct termio told; | |
3252 struct termio tnew; | |
3253 # endif | |
3254 | |
3255 if (first) | |
3256 { | |
3257 first = FALSE; | |
3258 # if defined(HAVE_TERMIOS_H) | |
3259 tcgetattr(read_cmd_fd, &told); | |
3260 # else | |
3261 ioctl(read_cmd_fd, TCGETA, &told); | |
3262 # endif | |
3263 } | |
3264 | |
3265 tnew = told; | |
3266 if (tmode == TMODE_RAW) | |
3267 { | |
3268 /* | |
3269 * ~ICRNL enables typing ^V^M | |
3270 */ | |
3271 tnew.c_iflag &= ~ICRNL; | |
3272 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE | |
3273 # if defined(IEXTEN) && !defined(__MINT__) | |
3274 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */ | |
3275 /* but it breaks function keys on MINT */ | |
3276 # endif | |
3277 ); | |
3278 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */ | |
3279 tnew.c_oflag &= ~ONLCR; | |
3280 # endif | |
3281 tnew.c_cc[VMIN] = 1; /* return after 1 char */ | |
3282 tnew.c_cc[VTIME] = 0; /* don't wait */ | |
3283 } | |
3284 else if (tmode == TMODE_SLEEP) | |
3285 tnew.c_lflag &= ~(ECHO); | |
3286 | |
3287 # if defined(HAVE_TERMIOS_H) | |
3288 { | |
3289 int n = 10; | |
3290 | |
3291 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a | |
3292 * few times. */ | |
3293 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1 | |
3294 && errno == EINTR && n > 0) | |
3295 --n; | |
3296 } | |
3297 # else | |
3298 ioctl(read_cmd_fd, TCSETA, &tnew); | |
3299 # endif | |
3300 | |
3301 #else | |
3302 | |
3303 /* | |
3304 * for "old" tty systems | |
3305 */ | |
3306 # ifndef TIOCSETN | |
3307 # define TIOCSETN TIOCSETP /* for hpux 9.0 */ | |
3308 # endif | |
3309 static struct sgttyb ttybold; | |
3310 struct sgttyb ttybnew; | |
3311 | |
3312 if (first) | |
3313 { | |
3314 first = FALSE; | |
3315 ioctl(read_cmd_fd, TIOCGETP, &ttybold); | |
3316 } | |
3317 | |
3318 ttybnew = ttybold; | |
3319 if (tmode == TMODE_RAW) | |
3320 { | |
3321 ttybnew.sg_flags &= ~(CRMOD | ECHO); | |
3322 ttybnew.sg_flags |= RAW; | |
3323 } | |
3324 else if (tmode == TMODE_SLEEP) | |
3325 ttybnew.sg_flags &= ~(ECHO); | |
3326 ioctl(read_cmd_fd, TIOCSETN, &ttybnew); | |
3327 #endif | |
3328 curr_tmode = tmode; | |
3329 } | |
3330 | |
3331 /* | |
3332 * Try to get the code for "t_kb" from the stty setting | |
3333 * | |
3334 * Even if termcap claims a backspace key, the user's setting *should* | |
3335 * prevail. stty knows more about reality than termcap does, and if | |
3336 * somebody's usual erase key is DEL (which, for most BSD users, it will | |
3337 * be), they're going to get really annoyed if their erase key starts | |
3338 * doing forward deletes for no reason. (Eric Fischer) | |
3339 */ | |
3340 void | |
3341 get_stty() | |
3342 { | |
3343 char_u buf[2]; | |
3344 char_u *p; | |
3345 | |
3346 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
3347 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
3348 /* for "new" tty systems */ | |
3349 # ifdef HAVE_TERMIOS_H | |
3350 struct termios keys; | |
3351 # else | |
3352 struct termio keys; | |
3353 # endif | |
3354 | |
3355 # if defined(HAVE_TERMIOS_H) | |
3356 if (tcgetattr(read_cmd_fd, &keys) != -1) | |
3357 # else | |
3358 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1) | |
3359 # endif | |
3360 { | |
3361 buf[0] = keys.c_cc[VERASE]; | |
3362 intr_char = keys.c_cc[VINTR]; | |
3363 #else | |
3364 /* for "old" tty systems */ | |
3365 struct sgttyb keys; | |
3366 | |
3367 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1) | |
3368 { | |
3369 buf[0] = keys.sg_erase; | |
3370 intr_char = keys.sg_kill; | |
3371 #endif | |
3372 buf[1] = NUL; | |
3373 add_termcode((char_u *)"kb", buf, FALSE); | |
3374 | |
3375 /* | |
3376 * If <BS> and <DEL> are now the same, redefine <DEL>. | |
3377 */ | |
3378 p = find_termcode((char_u *)"kD"); | |
3379 if (p != NULL && p[0] == buf[0] && p[1] == buf[1]) | |
3380 do_fixdel(NULL); | |
3381 } | |
3382 #if 0 | |
3383 } /* to keep cindent happy */ | |
3384 #endif | |
3385 } | |
3386 | |
3387 #endif /* VMS */ | |
3388 | |
3389 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) | |
3390 /* | |
3391 * Set mouse clicks on or off. | |
3392 */ | |
3393 void | |
3394 mch_setmouse(on) | |
3395 int on; | |
3396 { | |
3397 static int ison = FALSE; | |
3398 int xterm_mouse_vers; | |
3399 | |
3400 if (on == ison) /* return quickly if nothing to do */ | |
3401 return; | |
3402 | |
3403 xterm_mouse_vers = use_xterm_mouse(); | |
3145 | 3404 |
3405 # ifdef FEAT_MOUSE_URXVT | |
3746 | 3406 if (ttym_flags == TTYM_URXVT) |
3407 { | |
3145 | 3408 out_str_nf((char_u *) |
3409 (on | |
3410 ? IF_EB("\033[?1015h", ESC_STR "[?1015h") | |
3411 : IF_EB("\033[?1015l", ESC_STR "[?1015l"))); | |
3412 ison = on; | |
3413 } | |
3414 # endif | |
3415 | |
3746 | 3416 # ifdef FEAT_MOUSE_SGR |
3417 if (ttym_flags == TTYM_SGR) | |
3418 { | |
3419 out_str_nf((char_u *) | |
3420 (on | |
3421 ? IF_EB("\033[?1006h", ESC_STR "[?1006h") | |
3422 : IF_EB("\033[?1006l", ESC_STR "[?1006l"))); | |
3423 ison = on; | |
3424 } | |
3425 # endif | |
3426 | |
7 | 3427 if (xterm_mouse_vers > 0) |
3428 { | |
3429 if (on) /* enable mouse events, use mouse tracking if available */ | |
3430 out_str_nf((char_u *) | |
3431 (xterm_mouse_vers > 1 | |
3432 ? IF_EB("\033[?1002h", ESC_STR "[?1002h") | |
3433 : IF_EB("\033[?1000h", ESC_STR "[?1000h"))); | |
3434 else /* disable mouse events, could probably always send the same */ | |
3435 out_str_nf((char_u *) | |
3436 (xterm_mouse_vers > 1 | |
3437 ? IF_EB("\033[?1002l", ESC_STR "[?1002l") | |
3438 : IF_EB("\033[?1000l", ESC_STR "[?1000l"))); | |
3439 ison = on; | |
3440 } | |
3441 | |
3442 # ifdef FEAT_MOUSE_DEC | |
3443 else if (ttym_flags == TTYM_DEC) | |
3444 { | |
3445 if (on) /* enable mouse events */ | |
3446 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{"); | |
3447 else /* disable mouse events */ | |
3448 out_str_nf((char_u *)"\033['z"); | |
3449 ison = on; | |
3450 } | |
3451 # endif | |
3452 | |
3453 # ifdef FEAT_MOUSE_GPM | |
3454 else | |
3455 { | |
3456 if (on) | |
3457 { | |
3458 if (gpm_open()) | |
3459 ison = TRUE; | |
3460 } | |
3461 else | |
3462 { | |
3463 gpm_close(); | |
3464 ison = FALSE; | |
3465 } | |
3466 } | |
3467 # endif | |
3468 | |
1620 | 3469 # ifdef FEAT_SYSMOUSE |
3470 else | |
3471 { | |
3472 if (on) | |
3473 { | |
3474 if (sysmouse_open() == OK) | |
3475 ison = TRUE; | |
3476 } | |
3477 else | |
3478 { | |
3479 sysmouse_close(); | |
3480 ison = FALSE; | |
3481 } | |
3482 } | |
3483 # endif | |
3484 | |
7 | 3485 # ifdef FEAT_MOUSE_JSB |
3486 else | |
3487 { | |
3488 if (on) | |
3489 { | |
3490 /* D - Enable Mouse up/down messages | |
3491 * L - Enable Left Button Reporting | |
3492 * M - Enable Middle Button Reporting | |
3493 * R - Enable Right Button Reporting | |
3494 * K - Enable SHIFT and CTRL key Reporting | |
3495 * + - Enable Advanced messaging of mouse moves and up/down messages | |
3496 * Q - Quiet No Ack | |
3497 * # - Numeric value of mouse pointer required | |
3498 * 0 = Multiview 2000 cursor, used as standard | |
3499 * 1 = Windows Arrow | |
3500 * 2 = Windows I Beam | |
3501 * 3 = Windows Hour Glass | |
3502 * 4 = Windows Cross Hair | |
3503 * 5 = Windows UP Arrow | |
3504 */ | |
4299 | 3505 # ifdef JSBTERM_MOUSE_NONADVANCED |
3506 /* Disables full feedback of pointer movements */ | |
7 | 3507 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\", |
3508 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\")); | |
4299 | 3509 # else |
7 | 3510 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\", |
3511 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\")); | |
4299 | 3512 # endif |
7 | 3513 ison = TRUE; |
3514 } | |
3515 else | |
3516 { | |
3517 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\", | |
3518 ESC_STR "[0~ZwQ" ESC_STR "\\")); | |
3519 ison = FALSE; | |
3520 } | |
3521 } | |
3522 # endif | |
3523 # ifdef FEAT_MOUSE_PTERM | |
3524 else | |
3525 { | |
3526 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */ | |
3527 if (on) | |
3528 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l"); | |
3529 else | |
3530 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h"); | |
3531 ison = on; | |
3532 } | |
3533 # endif | |
3534 } | |
3535 | |
3536 /* | |
3537 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options. | |
3538 */ | |
3539 void | |
3540 check_mouse_termcode() | |
3541 { | |
3542 # ifdef FEAT_MOUSE_XTERM | |
3543 if (use_xterm_mouse() | |
3145 | 3544 # ifdef FEAT_MOUSE_URXVT |
3545 && use_xterm_mouse() != 3 | |
3546 # endif | |
7 | 3547 # ifdef FEAT_GUI |
3548 && !gui.in_use | |
3549 # endif | |
3550 ) | |
3551 { | |
3552 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
180 | 3553 ? IF_EB("\233M", CSI_STR "M") |
3554 : IF_EB("\033[M", ESC_STR "[M"))); | |
7 | 3555 if (*p_mouse != NUL) |
3556 { | |
3557 /* force mouse off and maybe on to send possibly new mouse | |
3558 * activation sequence to the xterm, with(out) drag tracing. */ | |
3559 mch_setmouse(FALSE); | |
3560 setmouse(); | |
3561 } | |
3562 } | |
3563 else | |
3564 del_mouse_termcode(KS_MOUSE); | |
3565 # endif | |
3566 | |
3567 # ifdef FEAT_MOUSE_GPM | |
3568 if (!use_xterm_mouse() | |
3569 # ifdef FEAT_GUI | |
3570 && !gui.in_use | |
3571 # endif | |
3572 ) | |
3573 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG")); | |
3574 # endif | |
3575 | |
1620 | 3576 # ifdef FEAT_SYSMOUSE |
3577 if (!use_xterm_mouse() | |
3578 # ifdef FEAT_GUI | |
3579 && !gui.in_use | |
3580 # endif | |
3581 ) | |
3582 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MS", ESC_STR "MS")); | |
3583 # endif | |
3584 | |
7 | 3585 # ifdef FEAT_MOUSE_JSB |
3586 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */ | |
3587 if (!use_xterm_mouse() | |
3588 # ifdef FEAT_GUI | |
3589 && !gui.in_use | |
3590 # endif | |
3591 ) | |
3592 set_mouse_termcode(KS_JSBTERM_MOUSE, | |
3593 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw")); | |
3594 else | |
3595 del_mouse_termcode(KS_JSBTERM_MOUSE); | |
3596 # endif | |
3597 | |
3598 # ifdef FEAT_MOUSE_NET | |
180 | 3599 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't |
7 | 3600 * define it in the GUI or when using an xterm. */ |
3601 if (!use_xterm_mouse() | |
3602 # ifdef FEAT_GUI | |
3603 && !gui.in_use | |
3604 # endif | |
3605 ) | |
3606 set_mouse_termcode(KS_NETTERM_MOUSE, | |
3607 (char_u *)IF_EB("\033}", ESC_STR "}")); | |
3608 else | |
3609 del_mouse_termcode(KS_NETTERM_MOUSE); | |
3610 # endif | |
3611 | |
3612 # ifdef FEAT_MOUSE_DEC | |
3613 /* conflicts with xterm mouse: "\033[" and "\033[M" */ | |
3614 if (!use_xterm_mouse() | |
3615 # ifdef FEAT_GUI | |
3616 && !gui.in_use | |
3617 # endif | |
3618 ) | |
180 | 3619 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME) |
3620 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "["))); | |
7 | 3621 else |
3622 del_mouse_termcode(KS_DEC_MOUSE); | |
3623 # endif | |
3624 # ifdef FEAT_MOUSE_PTERM | |
3625 /* same as the dec mouse */ | |
3626 if (!use_xterm_mouse() | |
3627 # ifdef FEAT_GUI | |
3628 && !gui.in_use | |
3629 # endif | |
3630 ) | |
3631 set_mouse_termcode(KS_PTERM_MOUSE, | |
3632 (char_u *) IF_EB("\033[", ESC_STR "[")); | |
3633 else | |
3634 del_mouse_termcode(KS_PTERM_MOUSE); | |
3635 # endif | |
3145 | 3636 # ifdef FEAT_MOUSE_URXVT |
3637 /* same as the dec mouse */ | |
3638 if (use_xterm_mouse() == 3 | |
3639 # ifdef FEAT_GUI | |
3640 && !gui.in_use | |
3641 # endif | |
3642 ) | |
3643 { | |
3644 set_mouse_termcode(KS_URXVT_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
3645 ? IF_EB("\233", CSI_STR) | |
3646 : IF_EB("\033[", ESC_STR "["))); | |
3647 | |
3648 if (*p_mouse != NUL) | |
3649 { | |
3650 mch_setmouse(FALSE); | |
3651 setmouse(); | |
3652 } | |
3653 } | |
3654 else | |
3655 del_mouse_termcode(KS_URXVT_MOUSE); | |
3656 # endif | |
3746 | 3657 # ifdef FEAT_MOUSE_SGR |
3658 /* same as the dec mouse */ | |
3659 if (use_xterm_mouse() == 4 | |
3660 # ifdef FEAT_GUI | |
3661 && !gui.in_use | |
3662 # endif | |
3663 ) | |
3664 { | |
3665 set_mouse_termcode(KS_SGR_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_SGR_MOUSE); | |
3677 # endif | |
7 | 3678 } |
3679 #endif | |
3680 | |
3681 /* | |
3682 * set screen mode, always fails. | |
3683 */ | |
3684 int | |
3685 mch_screenmode(arg) | |
1877 | 3686 char_u *arg UNUSED; |
7 | 3687 { |
3688 EMSG(_(e_screenmode)); | |
3689 return FAIL; | |
3690 } | |
3691 | |
3692 #ifndef VMS | |
3693 | |
3694 /* | |
3695 * Try to get the current window size: | |
3696 * 1. with an ioctl(), most accurate method | |
3697 * 2. from the environment variables LINES and COLUMNS | |
3698 * 3. from the termcap | |
3699 * 4. keep using the old values | |
3700 * Return OK when size could be determined, FAIL otherwise. | |
3701 */ | |
3702 int | |
3703 mch_get_shellsize() | |
3704 { | |
3705 long rows = 0; | |
3706 long columns = 0; | |
3707 char_u *p; | |
3708 | |
3709 /* | |
3710 * For OS/2 use _scrsize(). | |
3711 */ | |
3712 # ifdef __EMX__ | |
3713 { | |
3714 int s[2]; | |
3715 | |
3716 _scrsize(s); | |
3717 columns = s[0]; | |
3718 rows = s[1]; | |
3719 } | |
3720 # endif | |
3721 | |
3722 /* | |
3723 * 1. try using an ioctl. It is the most accurate method. | |
3724 * | |
3725 * Try using TIOCGWINSZ first, some systems that have it also define | |
3726 * TIOCGSIZE but don't have a struct ttysize. | |
3727 */ | |
3728 # ifdef TIOCGWINSZ | |
3729 { | |
3730 struct winsize ws; | |
3731 int fd = 1; | |
3732 | |
3733 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
3734 if (!isatty(fd) && isatty(read_cmd_fd)) | |
3735 fd = read_cmd_fd; | |
3736 if (ioctl(fd, TIOCGWINSZ, &ws) == 0) | |
3737 { | |
3738 columns = ws.ws_col; | |
3739 rows = ws.ws_row; | |
3740 } | |
3741 } | |
3742 # else /* TIOCGWINSZ */ | |
3743 # ifdef TIOCGSIZE | |
3744 { | |
3745 struct ttysize ts; | |
3746 int fd = 1; | |
3747 | |
3748 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
3749 if (!isatty(fd) && isatty(read_cmd_fd)) | |
3750 fd = read_cmd_fd; | |
3751 if (ioctl(fd, TIOCGSIZE, &ts) == 0) | |
3752 { | |
3753 columns = ts.ts_cols; | |
3754 rows = ts.ts_lines; | |
3755 } | |
3756 } | |
3757 # endif /* TIOCGSIZE */ | |
3758 # endif /* TIOCGWINSZ */ | |
3759 | |
3760 /* | |
3761 * 2. get size from environment | |
164 | 3762 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules |
3763 * the ioctl() values! | |
7 | 3764 */ |
164 | 3765 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL) |
7 | 3766 { |
3767 if ((p = (char_u *)getenv("LINES"))) | |
3768 rows = atoi((char *)p); | |
3769 if ((p = (char_u *)getenv("COLUMNS"))) | |
3770 columns = atoi((char *)p); | |
3771 } | |
3772 | |
3773 #ifdef HAVE_TGETENT | |
3774 /* | |
3775 * 3. try reading "co" and "li" entries from termcap | |
3776 */ | |
3777 if (columns == 0 || rows == 0) | |
3778 getlinecol(&columns, &rows); | |
3779 #endif | |
3780 | |
3781 /* | |
3782 * 4. If everything fails, use the old values | |
3783 */ | |
3784 if (columns <= 0 || rows <= 0) | |
3785 return FAIL; | |
3786 | |
3787 Rows = rows; | |
3788 Columns = columns; | |
5070
cf52d2a8c05c
updated for version 7.3.1278
Bram Moolenaar <bram@vim.org>
parents:
5037
diff
changeset
|
3789 limit_screen_size(); |
7 | 3790 return OK; |
3791 } | |
3792 | |
3793 /* | |
3794 * Try to set the window size to Rows and Columns. | |
3795 */ | |
3796 void | |
3797 mch_set_shellsize() | |
3798 { | |
3799 if (*T_CWS) | |
3800 { | |
3801 /* | |
3802 * NOTE: if you get an error here that term_set_winsize() is | |
3803 * undefined, check the output of configure. It could probably not | |
3804 * find a ncurses, termcap or termlib library. | |
3805 */ | |
3806 term_set_winsize((int)Rows, (int)Columns); | |
3807 out_flush(); | |
3808 screen_start(); /* don't know where cursor is now */ | |
3809 } | |
3810 } | |
3811 | |
3812 #endif /* VMS */ | |
3813 | |
3814 /* | |
3815 * Rows and/or Columns has changed. | |
3816 */ | |
3817 void | |
3818 mch_new_shellsize() | |
3819 { | |
3820 /* Nothing to do. */ | |
3821 } | |
3822 | |
3048 | 3823 /* |
3824 * Wait for process "child" to end. | |
3825 * Return "child" if it exited properly, <= 0 on error. | |
3826 */ | |
3827 static pid_t | |
3828 wait4pid(child, status) | |
3829 pid_t child; | |
3830 waitstatus *status; | |
3831 { | |
3832 pid_t wait_pid = 0; | |
3833 | |
3834 while (wait_pid != child) | |
3835 { | |
3470 | 3836 /* When compiled with Python threads are probably used, in which case |
3837 * wait() sometimes hangs for no obvious reason. Use waitpid() | |
3838 * instead and loop (like the GUI). Also needed for other interfaces, | |
3839 * they might call system(). */ | |
3840 # ifdef __NeXT__ | |
3048 | 3841 wait_pid = wait4(child, status, WNOHANG, (struct rusage *)0); |
3470 | 3842 # else |
3048 | 3843 wait_pid = waitpid(child, status, WNOHANG); |
3470 | 3844 # endif |
3048 | 3845 if (wait_pid == 0) |
3846 { | |
4074 | 3847 /* Wait for 10 msec before trying again. */ |
3048 | 3848 mch_delay(10L, TRUE); |
3849 continue; | |
3850 } | |
3851 if (wait_pid <= 0 | |
3852 # ifdef ECHILD | |
3853 && errno == ECHILD | |
3854 # endif | |
3855 ) | |
3856 break; | |
3857 } | |
3858 return wait_pid; | |
3859 } | |
3860 | |
7 | 3861 int |
3862 mch_call_shell(cmd, options) | |
3863 char_u *cmd; | |
3864 int options; /* SHELL_*, see vim.h */ | |
3865 { | |
3866 #ifdef VMS | |
3867 char *ifn = NULL; | |
3868 char *ofn = NULL; | |
3869 #endif | |
3870 int tmode = cur_tmode; | |
3871 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */ | |
3872 int x; | |
3873 # ifndef __EMX__ | |
3874 char_u *newcmd; /* only needed for unix */ | |
3875 # else | |
3876 /* | |
3877 * Set the preferred shell in the EMXSHELL environment variable (but | |
3878 * only if it is different from what is already in the environment). | |
3879 * Emx then takes care of whether to use "/c" or "-c" in an | |
3880 * intelligent way. Simply pass the whole thing to emx's system() call. | |
3881 * Emx also starts an interactive shell if system() is passed an empty | |
3882 * string. | |
3883 */ | |
3884 char_u *p, *old; | |
3885 | |
3886 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh)) | |
3887 { | |
3888 /* should check HAVE_SETENV, but I know we don't have it. */ | |
3889 p = alloc(10 + strlen(p_sh)); | |
3890 if (p) | |
3891 { | |
3892 sprintf((char *)p, "EMXSHELL=%s", p_sh); | |
3893 putenv((char *)p); /* don't free the pointer! */ | |
3894 } | |
3895 } | |
3896 # endif | |
3897 | |
3898 out_flush(); | |
3899 | |
3900 if (options & SHELL_COOKED) | |
3901 settmode(TMODE_COOK); /* set to normal mode */ | |
3902 | |
2586 | 3903 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
4209 | 3904 save_clipboard(); |
2586 | 3905 loose_clipboard(); |
3906 # endif | |
3907 | |
7 | 3908 # ifdef __EMX__ |
3909 if (cmd == NULL) | |
3910 x = system(""); /* this starts an interactive shell in emx */ | |
3911 else | |
3912 x = system((char *)cmd); | |
3913 /* system() returns -1 when error occurs in starting shell */ | |
3914 if (x == -1 && !emsg_silent) | |
3915 { | |
3916 MSG_PUTS(_("\nCannot execute shell ")); | |
3917 msg_outtrans(p_sh); | |
3918 msg_putchar('\n'); | |
3919 } | |
3920 # else /* not __EMX__ */ | |
3921 if (cmd == NULL) | |
3922 x = system((char *)p_sh); | |
3923 else | |
3924 { | |
3925 # ifdef VMS | |
3926 if (ofn = strchr((char *)cmd, '>')) | |
3927 *ofn++ = '\0'; | |
3928 if (ifn = strchr((char *)cmd, '<')) | |
3929 { | |
3930 char *p; | |
3931 | |
3932 *ifn++ = '\0'; | |
3933 p = strchr(ifn,' '); /* chop off any trailing spaces */ | |
3934 if (p) | |
3935 *p = '\0'; | |
3936 } | |
3937 if (ofn) | |
3938 x = vms_sys((char *)cmd, ofn, ifn); | |
3939 else | |
3940 x = system((char *)cmd); | |
3941 # else | |
3942 newcmd = lalloc(STRLEN(p_sh) | |
3943 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg)) | |
3944 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE); | |
3945 if (newcmd == NULL) | |
3946 x = 0; | |
3947 else | |
3948 { | |
3949 sprintf((char *)newcmd, "%s %s %s %s", p_sh, | |
3950 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg, | |
3951 (char *)p_shcf, | |
3952 (char *)cmd); | |
3953 x = system((char *)newcmd); | |
3954 vim_free(newcmd); | |
3955 } | |
3956 # endif | |
3957 } | |
3958 # ifdef VMS | |
3959 x = vms_sys_status(x); | |
3960 # endif | |
3961 if (emsg_silent) | |
3962 ; | |
3963 else if (x == 127) | |
3964 MSG_PUTS(_("\nCannot execute shell sh\n")); | |
3965 # endif /* __EMX__ */ | |
3966 else if (x && !(options & SHELL_SILENT)) | |
3967 { | |
3968 MSG_PUTS(_("\nshell returned ")); | |
3969 msg_outnum((long)x); | |
3970 msg_putchar('\n'); | |
3971 } | |
3972 | |
3973 if (tmode == TMODE_RAW) | |
3974 settmode(TMODE_RAW); /* set to raw mode */ | |
3975 # ifdef FEAT_TITLE | |
3976 resettitle(); | |
3977 # endif | |
4209 | 3978 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
3979 restore_clipboard(); | |
3980 # endif | |
7 | 3981 return x; |
3982 | |
3983 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */ | |
3984 | |
167 | 3985 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use |
3986 127, some shells use that already */ | |
7 | 3987 |
3988 char_u *newcmd = NULL; | |
3989 pid_t pid; | |
167 | 3990 pid_t wpid = 0; |
7 | 3991 pid_t wait_pid = 0; |
3992 # ifdef HAVE_UNION_WAIT | |
3993 union wait status; | |
3994 # else | |
3995 int status = -1; | |
3996 # endif | |
3997 int retval = -1; | |
3998 char **argv = NULL; | |
3999 int argc; | |
2994 | 4000 char_u *p_shcf_copy = NULL; |
7 | 4001 int i; |
4002 char_u *p; | |
4003 int inquote; | |
167 | 4004 int pty_master_fd = -1; /* for pty's */ |
7 | 4005 # ifdef FEAT_GUI |
4006 int pty_slave_fd = -1; | |
4007 char *tty_name; | |
167 | 4008 # endif |
602 | 4009 int fd_toshell[2]; /* for pipes */ |
7 | 4010 int fd_fromshell[2]; |
4011 int pipe_error = FALSE; | |
167 | 4012 # ifdef HAVE_SETENV |
7 | 4013 char envbuf[50]; |
167 | 4014 # else |
7 | 4015 static char envbuf_Rows[20]; |
4016 static char envbuf_Columns[20]; | |
4017 # endif | |
602 | 4018 int did_settmode = FALSE; /* settmode(TMODE_RAW) called */ |
7 | 4019 |
2586 | 4020 newcmd = vim_strsave(p_sh); |
4021 if (newcmd == NULL) /* out of memory */ | |
4022 goto error; | |
4023 | |
7 | 4024 out_flush(); |
4025 if (options & SHELL_COOKED) | |
4026 settmode(TMODE_COOK); /* set to normal mode */ | |
4027 | |
602 | 4028 /* |
4029 * Do this loop twice: | |
4030 * 1: find number of arguments | |
4031 * 2: separate them and build argv[] | |
4032 */ | |
7 | 4033 for (i = 0; i < 2; ++i) |
4034 { | |
4035 p = newcmd; | |
4036 inquote = FALSE; | |
4037 argc = 0; | |
4038 for (;;) | |
4039 { | |
4040 if (i == 1) | |
4041 argv[argc] = (char *)p; | |
4042 ++argc; | |
4043 while (*p && (inquote || (*p != ' ' && *p != TAB))) | |
4044 { | |
4045 if (*p == '"') | |
4046 inquote = !inquote; | |
4047 ++p; | |
4048 } | |
4049 if (*p == NUL) | |
4050 break; | |
4051 if (i == 1) | |
4052 *p++ = NUL; | |
4053 p = skipwhite(p); | |
4054 } | |
840 | 4055 if (argv == NULL) |
7 | 4056 { |
2994 | 4057 /* |
4058 * Account for possible multiple args in p_shcf. | |
4059 */ | |
4060 p = p_shcf; | |
4061 for (;;) | |
4062 { | |
4063 p = skiptowhite(p); | |
4064 if (*p == NUL) | |
4065 break; | |
4066 ++argc; | |
4067 p = skipwhite(p); | |
4068 } | |
4069 | |
7 | 4070 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *))); |
4071 if (argv == NULL) /* out of memory */ | |
4072 goto error; | |
4073 } | |
4074 } | |
4075 if (cmd != NULL) | |
4076 { | |
3263 | 4077 char_u *s; |
4078 | |
7 | 4079 if (extra_shell_arg != NULL) |
4080 argv[argc++] = (char *)extra_shell_arg; | |
2994 | 4081 |
4082 /* Break 'shellcmdflag' into white separated parts. This doesn't | |
4083 * handle quoted strings, they are very unlikely to appear. */ | |
4084 p_shcf_copy = alloc((unsigned)STRLEN(p_shcf) + 1); | |
4085 if (p_shcf_copy == NULL) /* out of memory */ | |
4086 goto error; | |
4087 s = p_shcf_copy; | |
4088 p = p_shcf; | |
4089 while (*p != NUL) | |
4090 { | |
4091 argv[argc++] = (char *)s; | |
4092 while (*p && *p != ' ' && *p != TAB) | |
4093 *s++ = *p++; | |
4094 *s++ = NUL; | |
4095 p = skipwhite(p); | |
4096 } | |
4097 | |
7 | 4098 argv[argc++] = (char *)cmd; |
4099 } | |
4100 argv[argc] = NULL; | |
4101 | |
167 | 4102 /* |
4103 * For the GUI, when writing the output into the buffer and when reading | |
4104 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout | |
4105 * of the executed command into the Vim window. Or use a pipe. | |
4106 */ | |
4107 if ((options & (SHELL_READ|SHELL_WRITE)) | |
7 | 4108 # ifdef FEAT_GUI |
167 | 4109 || (gui.in_use && show_shell_mess) |
4110 # endif | |
4111 ) | |
7 | 4112 { |
167 | 4113 # ifdef FEAT_GUI |
7 | 4114 /* |
4115 * Try to open a master pty. | |
4116 * If this works, open the slave pty. | |
4117 * If the slave can't be opened, close the master pty. | |
4118 */ | |
167 | 4119 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE))) |
7 | 4120 { |
4121 pty_master_fd = OpenPTY(&tty_name); /* open pty */ | |
2992 | 4122 if (pty_master_fd >= 0) |
7 | 4123 { |
2992 | 4124 /* Leaving out O_NOCTTY may lead to waitpid() always returning |
4125 * 0 on Mac OS X 10.7 thereby causing freezes. Let's assume | |
4126 * adding O_NOCTTY always works when defined. */ | |
4127 #ifdef O_NOCTTY | |
4128 pty_slave_fd = open(tty_name, O_RDWR | O_NOCTTY | O_EXTRA, 0); | |
4129 #else | |
4130 pty_slave_fd = open(tty_name, O_RDWR | O_EXTRA, 0); | |
4131 #endif | |
4132 if (pty_slave_fd < 0) | |
4133 { | |
4134 close(pty_master_fd); | |
4135 pty_master_fd = -1; | |
4136 } | |
7 | 4137 } |
4138 } | |
4139 /* | |
4140 * If not opening a pty or it didn't work, try using pipes. | |
4141 */ | |
4142 if (pty_master_fd < 0) | |
167 | 4143 # endif |
7 | 4144 { |
4145 pipe_error = (pipe(fd_toshell) < 0); | |
4146 if (!pipe_error) /* pipe create OK */ | |
4147 { | |
4148 pipe_error = (pipe(fd_fromshell) < 0); | |
4149 if (pipe_error) /* pipe create failed */ | |
4150 { | |
4151 close(fd_toshell[0]); | |
4152 close(fd_toshell[1]); | |
4153 } | |
4154 } | |
4155 if (pipe_error) | |
4156 { | |
4157 MSG_PUTS(_("\nCannot create pipes\n")); | |
4158 out_flush(); | |
4159 } | |
4160 } | |
4161 } | |
4162 | |
4163 if (!pipe_error) /* pty or pipe opened or not used */ | |
4164 { | |
4165 # ifdef __BEOS__ | |
4166 beos_cleanup_read_thread(); | |
4167 # endif | |
602 | 4168 |
7 | 4169 if ((pid = fork()) == -1) /* maybe we should use vfork() */ |
4170 { | |
4171 MSG_PUTS(_("\nCannot fork\n")); | |
167 | 4172 if ((options & (SHELL_READ|SHELL_WRITE)) |
7 | 4173 # ifdef FEAT_GUI |
167 | 4174 || (gui.in_use && show_shell_mess) |
4175 # endif | |
4176 ) | |
7 | 4177 { |
167 | 4178 # ifdef FEAT_GUI |
7 | 4179 if (pty_master_fd >= 0) /* close the pseudo tty */ |
4180 { | |
4181 close(pty_master_fd); | |
4182 close(pty_slave_fd); | |
4183 } | |
4184 else /* close the pipes */ | |
167 | 4185 # endif |
7 | 4186 { |
4187 close(fd_toshell[0]); | |
4188 close(fd_toshell[1]); | |
4189 close(fd_fromshell[0]); | |
4190 close(fd_fromshell[1]); | |
4191 } | |
4192 } | |
4193 } | |
4194 else if (pid == 0) /* child */ | |
4195 { | |
4196 reset_signals(); /* handle signals normally */ | |
4197 | |
4198 if (!show_shell_mess || (options & SHELL_EXPAND)) | |
4199 { | |
4200 int fd; | |
4201 | |
4202 /* | |
4203 * Don't want to show any message from the shell. Can't just | |
4204 * close stdout and stderr though, because some systems will | |
4205 * break if you try to write to them after that, so we must | |
4206 * use dup() to replace them with something else -- webb | |
4207 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang, | |
4208 * waiting for input. | |
4209 */ | |
4210 fd = open("/dev/null", O_RDWR | O_EXTRA, 0); | |
4211 fclose(stdin); | |
4212 fclose(stdout); | |
4213 fclose(stderr); | |
4214 | |
4215 /* | |
4216 * If any of these open()'s and dup()'s fail, we just continue | |
4217 * anyway. It's not fatal, and on most systems it will make | |
4218 * no difference at all. On a few it will cause the execvp() | |
4219 * to exit with a non-zero status even when the completion | |
4220 * could be done, which is nothing too serious. If the open() | |
4221 * or dup() failed we'd just do the same thing ourselves | |
4222 * anyway -- webb | |
4223 */ | |
4224 if (fd >= 0) | |
4225 { | |
1757 | 4226 ignored = dup(fd); /* To replace stdin (fd 0) */ |
4227 ignored = dup(fd); /* To replace stdout (fd 1) */ | |
4228 ignored = dup(fd); /* To replace stderr (fd 2) */ | |
7 | 4229 |
4230 /* Don't need this now that we've duplicated it */ | |
4231 close(fd); | |
4232 } | |
4233 } | |
167 | 4234 else if ((options & (SHELL_READ|SHELL_WRITE)) |
7 | 4235 # ifdef FEAT_GUI |
167 | 4236 || gui.in_use |
4237 # endif | |
4238 ) | |
7 | 4239 { |
4240 | |
167 | 4241 # ifdef HAVE_SETSID |
602 | 4242 /* Create our own process group, so that the child and all its |
4243 * children can be kill()ed. Don't do this when using pipes, | |
1698 | 4244 * because stdin is not a tty, we would lose /dev/tty. */ |
602 | 4245 if (p_stmp) |
1799 | 4246 { |
602 | 4247 (void)setsid(); |
1799 | 4248 # if defined(SIGHUP) |
4249 /* When doing "!xterm&" and 'shell' is bash: the shell | |
4250 * will exit and send SIGHUP to all processes in its | |
4251 * group, killing the just started process. Ignore SIGHUP | |
4252 * to avoid that. (suggested by Simon Schubert) | |
4253 */ | |
4254 signal(SIGHUP, SIG_IGN); | |
4255 # endif | |
4256 } | |
167 | 4257 # endif |
4258 # ifdef FEAT_GUI | |
602 | 4259 if (pty_slave_fd >= 0) |
4260 { | |
4261 /* push stream discipline modules */ | |
4262 if (options & SHELL_COOKED) | |
4263 SetupSlavePTY(pty_slave_fd); | |
7 | 4264 # ifdef TIOCSCTTY |
602 | 4265 /* Try to become controlling tty (probably doesn't work, |
4266 * unless run by root) */ | |
4267 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL); | |
7 | 4268 # endif |
602 | 4269 } |
167 | 4270 # endif |
7 | 4271 /* Simulate to have a dumb terminal (for now) */ |
167 | 4272 # ifdef HAVE_SETENV |
7 | 4273 setenv("TERM", "dumb", 1); |
4274 sprintf((char *)envbuf, "%ld", Rows); | |
4275 setenv("ROWS", (char *)envbuf, 1); | |
4276 sprintf((char *)envbuf, "%ld", Rows); | |
4277 setenv("LINES", (char *)envbuf, 1); | |
4278 sprintf((char *)envbuf, "%ld", Columns); | |
4279 setenv("COLUMNS", (char *)envbuf, 1); | |
167 | 4280 # else |
7 | 4281 /* |
4282 * Putenv does not copy the string, it has to remain valid. | |
1698 | 4283 * Use a static array to avoid losing allocated memory. |
7 | 4284 */ |
4285 putenv("TERM=dumb"); | |
4286 sprintf(envbuf_Rows, "ROWS=%ld", Rows); | |
4287 putenv(envbuf_Rows); | |
4288 sprintf(envbuf_Rows, "LINES=%ld", Rows); | |
4289 putenv(envbuf_Rows); | |
4290 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns); | |
4291 putenv(envbuf_Columns); | |
167 | 4292 # endif |
4293 | |
557 | 4294 /* |
4295 * stderr is only redirected when using the GUI, so that a | |
4296 * program like gpg can still access the terminal to get a | |
4297 * passphrase using stderr. | |
4298 */ | |
167 | 4299 # ifdef FEAT_GUI |
7 | 4300 if (pty_master_fd >= 0) |
4301 { | |
4302 close(pty_master_fd); /* close master side of pty */ | |
4303 | |
4304 /* set up stdin/stdout/stderr for the child */ | |
4305 close(0); | |
1757 | 4306 ignored = dup(pty_slave_fd); |
7 | 4307 close(1); |
1757 | 4308 ignored = dup(pty_slave_fd); |
557 | 4309 if (gui.in_use) |
4310 { | |
4311 close(2); | |
1757 | 4312 ignored = dup(pty_slave_fd); |
557 | 4313 } |
7 | 4314 |
4315 close(pty_slave_fd); /* has been dupped, close it now */ | |
4316 } | |
4317 else | |
167 | 4318 # endif |
7 | 4319 { |
4320 /* set up stdin for the child */ | |
4321 close(fd_toshell[1]); | |
4322 close(0); | |
1757 | 4323 ignored = dup(fd_toshell[0]); |
7 | 4324 close(fd_toshell[0]); |
4325 | |
4326 /* set up stdout for the child */ | |
4327 close(fd_fromshell[0]); | |
4328 close(1); | |
1757 | 4329 ignored = dup(fd_fromshell[1]); |
7 | 4330 close(fd_fromshell[1]); |
4331 | |
557 | 4332 # ifdef FEAT_GUI |
4333 if (gui.in_use) | |
4334 { | |
4335 /* set up stderr for the child */ | |
4336 close(2); | |
1757 | 4337 ignored = dup(1); |
557 | 4338 } |
4339 # endif | |
7 | 4340 } |
4341 } | |
167 | 4342 |
7 | 4343 /* |
4344 * There is no type cast for the argv, because the type may be | |
4345 * different on different machines. This may cause a warning | |
4346 * message with strict compilers, don't worry about it. | |
4347 * Call _exit() instead of exit() to avoid closing the connection | |
4348 * to the X server (esp. with GTK, which uses atexit()). | |
4349 */ | |
4350 execvp(argv[0], argv); | |
4351 _exit(EXEC_FAILED); /* exec failed, return failure code */ | |
4352 } | |
4353 else /* parent */ | |
4354 { | |
4355 /* | |
4356 * While child is running, ignore terminating signals. | |
167 | 4357 * Do catch CTRL-C, so that "got_int" is set. |
7 | 4358 */ |
4359 catch_signals(SIG_IGN, SIG_ERR); | |
167 | 4360 catch_int_signal(); |
7 | 4361 |
4362 /* | |
4363 * For the GUI we redirect stdin, stdout and stderr to our window. | |
167 | 4364 * This is also used to pipe stdin/stdout to/from the external |
4365 * command. | |
7 | 4366 */ |
167 | 4367 if ((options & (SHELL_READ|SHELL_WRITE)) |
4368 # ifdef FEAT_GUI | |
4369 || (gui.in_use && show_shell_mess) | |
4370 # endif | |
4371 ) | |
7 | 4372 { |
167 | 4373 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */ |
7 | 4374 char_u buffer[BUFLEN + 1]; |
167 | 4375 # ifdef FEAT_MBYTE |
7 | 4376 int buffer_off = 0; /* valid bytes in buffer[] */ |
167 | 4377 # endif |
7 | 4378 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */ |
4379 int ta_len = 0; /* valid bytes in ta_buf[] */ | |
4380 int len; | |
4381 int p_more_save; | |
4382 int old_State; | |
4383 int c; | |
4384 int toshell_fd; | |
4385 int fromshell_fd; | |
167 | 4386 garray_T ga; |
4387 int noread_cnt; | |
1823 | 4388 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
4389 struct timeval start_tv; | |
4390 # endif | |
167 | 4391 |
4392 # ifdef FEAT_GUI | |
7 | 4393 if (pty_master_fd >= 0) |
4394 { | |
4395 fromshell_fd = pty_master_fd; | |
4396 toshell_fd = dup(pty_master_fd); | |
4397 } | |
4398 else | |
167 | 4399 # endif |
7 | 4400 { |
4401 close(fd_toshell[0]); | |
4402 close(fd_fromshell[1]); | |
4403 toshell_fd = fd_toshell[1]; | |
4404 fromshell_fd = fd_fromshell[0]; | |
4405 } | |
4406 | |
4407 /* | |
4408 * Write to the child if there are typed characters. | |
4409 * Read from the child if there are characters available. | |
4410 * Repeat the reading a few times if more characters are | |
4411 * available. Need to check for typed keys now and then, but | |
4412 * not too often (delays when no chars are available). | |
4413 * This loop is quit if no characters can be read from the pty | |
4414 * (WaitForChar detected special condition), or there are no | |
4415 * characters available and the child has exited. | |
4416 * Only check if the child has exited when there is no more | |
4417 * output. The child may exit before all the output has | |
4418 * been printed. | |
4419 * | |
4420 * Currently this busy loops! | |
4421 * This can probably dead-lock when the write blocks! | |
4422 */ | |
4423 p_more_save = p_more; | |
4424 p_more = FALSE; | |
4425 old_State = State; | |
4426 State = EXTERNCMD; /* don't redraw at window resize */ | |
4427 | |
602 | 4428 if ((options & SHELL_WRITE) && toshell_fd >= 0) |
167 | 4429 { |
4430 /* Fork a process that will write the lines to the | |
4431 * external program. */ | |
4432 if ((wpid = fork()) == -1) | |
4433 { | |
4434 MSG_PUTS(_("\nCannot fork\n")); | |
4435 } | |
3048 | 4436 else if (wpid == 0) /* child */ |
167 | 4437 { |
4438 linenr_T lnum = curbuf->b_op_start.lnum; | |
4439 int written = 0; | |
944 | 4440 char_u *lp = ml_get(lnum); |
167 | 4441 size_t l; |
4442 | |
177 | 4443 close(fromshell_fd); |
167 | 4444 for (;;) |
4445 { | |
944 | 4446 l = STRLEN(lp + written); |
167 | 4447 if (l == 0) |
4448 len = 0; | |
944 | 4449 else if (lp[written] == NL) |
167 | 4450 /* NL -> NUL translation */ |
4451 len = write(toshell_fd, "", (size_t)1); | |
4452 else | |
4453 { | |
3263 | 4454 char_u *s = vim_strchr(lp + written, NL); |
4455 | |
944 | 4456 len = write(toshell_fd, (char *)lp + written, |
1877 | 4457 s == NULL ? l |
4458 : (size_t)(s - (lp + written))); | |
167 | 4459 } |
1877 | 4460 if (len == (int)l) |
167 | 4461 { |
4462 /* Finished a line, add a NL, unless this line | |
4463 * should not have one. */ | |
4464 if (lnum != curbuf->b_op_end.lnum | |
4465 || !curbuf->b_p_bin | |
2707 | 4466 || (lnum != curbuf->b_no_eol_lnum |
167 | 4467 && (lnum != |
4468 curbuf->b_ml.ml_line_count | |
4469 || curbuf->b_p_eol))) | |
1757 | 4470 ignored = write(toshell_fd, "\n", |
4471 (size_t)1); | |
167 | 4472 ++lnum; |
4473 if (lnum > curbuf->b_op_end.lnum) | |
4474 { | |
4475 /* finished all the lines, close pipe */ | |
4476 close(toshell_fd); | |
4477 toshell_fd = -1; | |
4478 break; | |
4479 } | |
944 | 4480 lp = ml_get(lnum); |
167 | 4481 written = 0; |
4482 } | |
4483 else if (len > 0) | |
4484 written += len; | |
4485 } | |
4486 _exit(0); | |
4487 } | |
3048 | 4488 else /* parent */ |
167 | 4489 { |
4490 close(toshell_fd); | |
4491 toshell_fd = -1; | |
4492 } | |
4493 } | |
4494 | |
4495 if (options & SHELL_READ) | |
4496 ga_init2(&ga, 1, BUFLEN); | |
4497 | |
4498 noread_cnt = 0; | |
1823 | 4499 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
4500 gettimeofday(&start_tv, NULL); | |
4501 # endif | |
7 | 4502 for (;;) |
4503 { | |
4504 /* | |
4505 * Check if keys have been typed, write them to the child | |
592 | 4506 * if there are any. |
4507 * Don't do this if we are expanding wild cards (would eat | |
4508 * typeahead). | |
4509 * Don't do this when filtering and terminal is in cooked | |
4510 * mode, the shell command will handle the I/O. Avoids | |
4511 * that a typed password is echoed for ssh or gpg command. | |
602 | 4512 * Don't get characters when the child has already |
4513 * finished (wait_pid == 0). | |
167 | 4514 * Don't read characters unless we didn't get output for a |
1823 | 4515 * while (noread_cnt > 4), avoids that ":r !ls" eats |
4516 * typeahead. | |
7 | 4517 */ |
4518 len = 0; | |
4519 if (!(options & SHELL_EXPAND) | |
592 | 4520 && ((options & |
4521 (SHELL_READ|SHELL_WRITE|SHELL_COOKED)) | |
4522 != (SHELL_READ|SHELL_WRITE|SHELL_COOKED) | |
1823 | 4523 # ifdef FEAT_GUI |
592 | 4524 || gui.in_use |
1823 | 4525 # endif |
592 | 4526 ) |
602 | 4527 && wait_pid == 0 |
1823 | 4528 && (ta_len > 0 || noread_cnt > 4)) |
7 | 4529 { |
1823 | 4530 if (ta_len == 0) |
4531 { | |
4532 /* Get extra characters when we don't have any. | |
4533 * Reset the counter and timer. */ | |
4534 noread_cnt = 0; | |
4535 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
4536 gettimeofday(&start_tv, NULL); | |
4537 # endif | |
4538 len = ui_inchar(ta_buf, BUFLEN, 10L, 0); | |
4539 } | |
4540 if (ta_len > 0 || len > 0) | |
4541 { | |
7 | 4542 /* |
4543 * For pipes: | |
4544 * Check for CTRL-C: send interrupt signal to child. | |
4545 * Check for CTRL-D: EOF, close pipe to child. | |
4546 */ | |
4547 if (len == 1 && (pty_master_fd < 0 || cmd != NULL)) | |
4548 { | |
167 | 4549 # ifdef SIGINT |
7 | 4550 /* |
4551 * Send SIGINT to the child's group or all | |
4552 * processes in our group. | |
4553 */ | |
4554 if (ta_buf[ta_len] == Ctrl_C | |
4555 || ta_buf[ta_len] == intr_char) | |
167 | 4556 { |
4557 # ifdef HAVE_SETSID | |
7 | 4558 kill(-pid, SIGINT); |
167 | 4559 # else |
7 | 4560 kill(0, SIGINT); |
4561 # endif | |
167 | 4562 if (wpid > 0) |
4563 kill(wpid, SIGINT); | |
4564 } | |
4565 # endif | |
7 | 4566 if (pty_master_fd < 0 && toshell_fd >= 0 |
4567 && ta_buf[ta_len] == Ctrl_D) | |
4568 { | |
4569 close(toshell_fd); | |
4570 toshell_fd = -1; | |
4571 } | |
4572 } | |
4573 | |
4574 /* replace K_BS by <BS> and K_DEL by <DEL> */ | |
4575 for (i = ta_len; i < ta_len + len; ++i) | |
4576 { | |
4577 if (ta_buf[i] == CSI && len - i > 2) | |
4578 { | |
4579 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]); | |
4580 if (c == K_DEL || c == K_KDEL || c == K_BS) | |
4581 { | |
4582 mch_memmove(ta_buf + i + 1, ta_buf + i + 3, | |
4583 (size_t)(len - i - 2)); | |
4584 if (c == K_DEL || c == K_KDEL) | |
4585 ta_buf[i] = DEL; | |
4586 else | |
4587 ta_buf[i] = Ctrl_H; | |
4588 len -= 2; | |
4589 } | |
4590 } | |
4591 else if (ta_buf[i] == '\r') | |
4592 ta_buf[i] = '\n'; | |
167 | 4593 # ifdef FEAT_MBYTE |
7 | 4594 if (has_mbyte) |
1903 | 4595 i += (*mb_ptr2len_len)(ta_buf + i, |
4596 ta_len + len - i) - 1; | |
167 | 4597 # endif |
7 | 4598 } |
4599 | |
4600 /* | |
4601 * For pipes: echo the typed characters. | |
4602 * For a pty this does not seem to work. | |
4603 */ | |
4604 if (pty_master_fd < 0) | |
4605 { | |
4606 for (i = ta_len; i < ta_len + len; ++i) | |
4607 { | |
4608 if (ta_buf[i] == '\n' || ta_buf[i] == '\b') | |
4609 msg_putchar(ta_buf[i]); | |
167 | 4610 # ifdef FEAT_MBYTE |
7 | 4611 else if (has_mbyte) |
4612 { | |
474 | 4613 int l = (*mb_ptr2len)(ta_buf + i); |
7 | 4614 |
4615 msg_outtrans_len(ta_buf + i, l); | |
4616 i += l - 1; | |
4617 } | |
167 | 4618 # endif |
7 | 4619 else |
4620 msg_outtrans_len(ta_buf + i, 1); | |
4621 } | |
4622 windgoto(msg_row, msg_col); | |
4623 out_flush(); | |
4624 } | |
4625 | |
4626 ta_len += len; | |
4627 | |
4628 /* | |
4629 * Write the characters to the child, unless EOF has | |
4630 * been typed for pipes. Write one character at a | |
1698 | 4631 * time, to avoid losing too much typeahead. |
167 | 4632 * When writing buffer lines, drop the typed |
4633 * characters (only check for CTRL-C). | |
7 | 4634 */ |
167 | 4635 if (options & SHELL_WRITE) |
4636 ta_len = 0; | |
4637 else if (toshell_fd >= 0) | |
7 | 4638 { |
4639 len = write(toshell_fd, (char *)ta_buf, (size_t)1); | |
4640 if (len > 0) | |
4641 { | |
4642 ta_len -= len; | |
4643 mch_memmove(ta_buf, ta_buf + len, ta_len); | |
4644 } | |
4645 } | |
1823 | 4646 } |
7 | 4647 } |
4648 | |
167 | 4649 if (got_int) |
4650 { | |
4651 /* CTRL-C sends a signal to the child, we ignore it | |
4652 * ourselves */ | |
4653 # ifdef HAVE_SETSID | |
4654 kill(-pid, SIGINT); | |
4655 # else | |
4656 kill(0, SIGINT); | |
4657 # endif | |
4658 if (wpid > 0) | |
4659 kill(wpid, SIGINT); | |
4660 got_int = FALSE; | |
4661 } | |
4662 | |
7 | 4663 /* |
4664 * Check if the child has any characters to be printed. | |
4665 * Read them and write them to our window. Repeat this as | |
4666 * long as there is something to do, avoid the 10ms wait | |
4667 * for mch_inchar(), or sending typeahead characters to | |
4668 * the external process. | |
4669 * TODO: This should handle escape sequences, compatible | |
4670 * to some terminal (vt52?). | |
4671 */ | |
167 | 4672 ++noread_cnt; |
7 | 4673 while (RealWaitForChar(fromshell_fd, 10L, NULL)) |
4674 { | |
2664 | 4675 len = read_eintr(fromshell_fd, buffer |
167 | 4676 # ifdef FEAT_MBYTE |
7 | 4677 + buffer_off, (size_t)(BUFLEN - buffer_off) |
167 | 4678 # else |
7 | 4679 , (size_t)BUFLEN |
167 | 4680 # endif |
7 | 4681 ); |
4682 if (len <= 0) /* end of file or error */ | |
4683 goto finished; | |
167 | 4684 |
4685 noread_cnt = 0; | |
4686 if (options & SHELL_READ) | |
4687 { | |
4688 /* Do NUL -> NL translation, append NL separated | |
4689 * lines to the current buffer. */ | |
4690 for (i = 0; i < len; ++i) | |
4691 { | |
4692 if (buffer[i] == NL) | |
4693 append_ga_line(&ga); | |
4694 else if (buffer[i] == NUL) | |
4695 ga_append(&ga, NL); | |
4696 else | |
4697 ga_append(&ga, buffer[i]); | |
4698 } | |
4699 } | |
4700 # ifdef FEAT_MBYTE | |
4701 else if (has_mbyte) | |
7 | 4702 { |
4703 int l; | |
4704 | |
167 | 4705 len += buffer_off; |
4706 buffer[len] = NUL; | |
4707 | |
7 | 4708 /* Check if the last character in buffer[] is |
4709 * incomplete, keep these bytes for the next | |
4710 * round. */ | |
4711 for (p = buffer; p < buffer + len; p += l) | |
4712 { | |
474 | 4713 l = mb_cptr2len(p); |
7 | 4714 if (l == 0) |
4715 l = 1; /* NUL byte? */ | |
4716 else if (MB_BYTE2LEN(*p) != l) | |
4717 break; | |
4718 } | |
4719 if (p == buffer) /* no complete character */ | |
4720 { | |
4721 /* avoid getting stuck at an illegal byte */ | |
4722 if (len >= 12) | |
4723 ++p; | |
4724 else | |
4725 { | |
4726 buffer_off = len; | |
4727 continue; | |
4728 } | |
4729 } | |
4730 c = *p; | |
4731 *p = NUL; | |
4732 msg_puts(buffer); | |
4733 if (p < buffer + len) | |
4734 { | |
4735 *p = c; | |
4736 buffer_off = (buffer + len) - p; | |
4737 mch_memmove(buffer, p, buffer_off); | |
4738 continue; | |
4739 } | |
4740 buffer_off = 0; | |
4741 } | |
167 | 4742 # endif /* FEAT_MBYTE */ |
7 | 4743 else |
4744 { | |
4745 buffer[len] = NUL; | |
4746 msg_puts(buffer); | |
4747 } | |
4748 | |
4749 windgoto(msg_row, msg_col); | |
4750 cursor_on(); | |
4751 out_flush(); | |
4752 if (got_int) | |
4753 break; | |
1823 | 4754 |
4755 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
4756 { | |
4757 struct timeval now_tv; | |
4758 long msec; | |
4759 | |
4760 /* Avoid that we keep looping here without | |
4761 * checking for a CTRL-C for a long time. Don't | |
4762 * break out too often to avoid losing typeahead. */ | |
4763 gettimeofday(&now_tv, NULL); | |
4764 msec = (now_tv.tv_sec - start_tv.tv_sec) * 1000L | |
4765 + (now_tv.tv_usec - start_tv.tv_usec) / 1000L; | |
4766 if (msec > 2000) | |
4767 { | |
4768 noread_cnt = 5; | |
4769 break; | |
4770 } | |
4771 } | |
4772 # endif | |
7 | 4773 } |
4774 | |
602 | 4775 /* If we already detected the child has finished break the |
4776 * loop now. */ | |
4777 if (wait_pid == pid) | |
4778 break; | |
4779 | |
7 | 4780 /* |
4781 * Check if the child still exists, before checking for | |
1698 | 4782 * typed characters (otherwise we would lose typeahead). |
7 | 4783 */ |
167 | 4784 # ifdef __NeXT__ |
3048 | 4785 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); |
167 | 4786 # else |
7 | 4787 wait_pid = waitpid(pid, &status, WNOHANG); |
167 | 4788 # endif |
7 | 4789 if ((wait_pid == (pid_t)-1 && errno == ECHILD) |
4790 || (wait_pid == pid && WIFEXITED(status))) | |
4791 { | |
602 | 4792 /* Don't break the loop yet, try reading more |
4793 * characters from "fromshell_fd" first. When using | |
4794 * pipes there might still be something to read and | |
4795 * then we'll break the loop at the "break" above. */ | |
7 | 4796 wait_pid = pid; |
4797 } | |
602 | 4798 else |
4799 wait_pid = 0; | |
4230 | 4800 |
4248 | 4801 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
4230 | 4802 /* Handle any X events, e.g. serving the clipboard. */ |
4803 clip_update(); | |
4804 # endif | |
7 | 4805 } |
4806 finished: | |
4807 p_more = p_more_save; | |
167 | 4808 if (options & SHELL_READ) |
4809 { | |
4810 if (ga.ga_len > 0) | |
4811 { | |
4812 append_ga_line(&ga); | |
4813 /* remember that the NL was missing */ | |
2707 | 4814 curbuf->b_no_eol_lnum = curwin->w_cursor.lnum; |
167 | 4815 } |
4816 else | |
2707 | 4817 curbuf->b_no_eol_lnum = 0; |
167 | 4818 ga_clear(&ga); |
4819 } | |
4820 | |
7 | 4821 /* |
4822 * Give all typeahead that wasn't used back to ui_inchar(). | |
4823 */ | |
4824 if (ta_len) | |
4825 ui_inchar_undo(ta_buf, ta_len); | |
4826 State = old_State; | |
4827 if (toshell_fd >= 0) | |
4828 close(toshell_fd); | |
4829 close(fromshell_fd); | |
4830 } | |
4248 | 4831 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
4230 | 4832 else |
4833 { | |
4834 /* | |
4835 * Similar to the loop above, but only handle X events, no | |
4836 * I/O. | |
4837 */ | |
4838 for (;;) | |
4839 { | |
4840 if (got_int) | |
4841 { | |
4842 /* CTRL-C sends a signal to the child, we ignore it | |
4843 * ourselves */ | |
4844 # ifdef HAVE_SETSID | |
4845 kill(-pid, SIGINT); | |
4846 # else | |
4847 kill(0, SIGINT); | |
4848 # endif | |
4849 got_int = FALSE; | |
4850 } | |
4851 # ifdef __NeXT__ | |
4852 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); | |
4853 # else | |
4854 wait_pid = waitpid(pid, &status, WNOHANG); | |
4855 # endif | |
4856 if ((wait_pid == (pid_t)-1 && errno == ECHILD) | |
4857 || (wait_pid == pid && WIFEXITED(status))) | |
4858 { | |
4859 wait_pid = pid; | |
4860 break; | |
4861 } | |
4862 | |
4863 /* Handle any X events, e.g. serving the clipboard. */ | |
4864 clip_update(); | |
4865 | |
4866 mch_delay(10L, TRUE); | |
4867 } | |
4868 } | |
4869 # endif | |
7 | 4870 |
4871 /* | |
4872 * Wait until our child has exited. | |
4873 * Ignore wait() returning pids of other children and returning | |
4874 * because of some signal like SIGWINCH. | |
4875 * Don't wait if wait_pid was already set above, indicating the | |
4876 * child already exited. | |
4877 */ | |
3048 | 4878 if (wait_pid != pid) |
4879 wait_pid = wait4pid(pid, &status); | |
7 | 4880 |
2600 | 4881 # ifdef FEAT_GUI |
4882 /* Close slave side of pty. Only do this after the child has | |
4883 * exited, otherwise the child may hang when it tries to write on | |
4884 * the pty. */ | |
4885 if (pty_master_fd >= 0) | |
4886 close(pty_slave_fd); | |
4887 # endif | |
4888 | |
167 | 4889 /* Make sure the child that writes to the external program is |
4890 * dead. */ | |
4891 if (wpid > 0) | |
3048 | 4892 { |
167 | 4893 kill(wpid, SIGKILL); |
3048 | 4894 wait4pid(wpid, NULL); |
4895 } | |
167 | 4896 |
7 | 4897 /* |
4898 * Set to raw mode right now, otherwise a CTRL-C after | |
4899 * catch_signals() will kill Vim. | |
4900 */ | |
4901 if (tmode == TMODE_RAW) | |
4902 settmode(TMODE_RAW); | |
4903 did_settmode = TRUE; | |
4904 set_signals(); | |
4905 | |
4906 if (WIFEXITED(status)) | |
4907 { | |
129 | 4908 /* LINTED avoid "bitwise operation on signed value" */ |
7 | 4909 retval = WEXITSTATUS(status); |
4074 | 4910 if (retval != 0 && !emsg_silent) |
7 | 4911 { |
4912 if (retval == EXEC_FAILED) | |
4913 { | |
4914 MSG_PUTS(_("\nCannot execute shell ")); | |
4915 msg_outtrans(p_sh); | |
4916 msg_putchar('\n'); | |
4917 } | |
4918 else if (!(options & SHELL_SILENT)) | |
4919 { | |
4920 MSG_PUTS(_("\nshell returned ")); | |
4921 msg_outnum((long)retval); | |
4922 msg_putchar('\n'); | |
4923 } | |
4924 } | |
4925 } | |
4926 else | |
4927 MSG_PUTS(_("\nCommand terminated\n")); | |
4928 } | |
4929 } | |
4930 vim_free(argv); | |
2994 | 4931 vim_free(p_shcf_copy); |
7 | 4932 |
4933 error: | |
4934 if (!did_settmode) | |
4935 if (tmode == TMODE_RAW) | |
4936 settmode(TMODE_RAW); /* set to raw mode */ | |
4937 # ifdef FEAT_TITLE | |
4938 resettitle(); | |
4939 # endif | |
4940 vim_free(newcmd); | |
4941 | |
4942 return retval; | |
4943 | |
4944 #endif /* USE_SYSTEM */ | |
4945 } | |
4946 | |
4947 /* | |
4948 * Check for CTRL-C typed by reading all available characters. | |
4949 * In cooked mode we should get SIGINT, no need to check. | |
4950 */ | |
4951 void | |
4952 mch_breakcheck() | |
4953 { | |
4954 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL)) | |
4955 fill_input_buf(FALSE); | |
4956 } | |
4957 | |
4958 /* | |
4959 * Wait "msec" msec until a character is available from the keyboard or from | |
4960 * inbuf[]. msec == -1 will block forever. | |
4961 * When a GUI is being used, this will never get called -- webb | |
4962 */ | |
4963 static int | |
4964 WaitForChar(msec) | |
4965 long msec; | |
4966 { | |
4967 #ifdef FEAT_MOUSE_GPM | |
4968 int gpm_process_wanted; | |
4969 #endif | |
4970 #ifdef FEAT_XCLIPBOARD | |
4971 int rest; | |
4972 #endif | |
4973 int avail; | |
4974 | |
4975 if (input_available()) /* something in inbuf[] */ | |
4976 return 1; | |
4977 | |
4978 #if defined(FEAT_MOUSE_DEC) | |
4979 /* May need to query the mouse position. */ | |
4980 if (WantQueryMouse) | |
4981 { | |
227 | 4982 WantQueryMouse = FALSE; |
7 | 4983 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5); |
4984 } | |
4985 #endif | |
4986 | |
4987 /* | |
4988 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse | |
4989 * events. This is a bit complicated, because they might both be defined. | |
4990 */ | |
4991 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD) | |
4992 # ifdef FEAT_XCLIPBOARD | |
4993 rest = 0; | |
4994 if (do_xterm_trace()) | |
4995 rest = msec; | |
4996 # endif | |
4997 do | |
4998 { | |
4999 # ifdef FEAT_XCLIPBOARD | |
5000 if (rest != 0) | |
5001 { | |
5002 msec = XT_TRACE_DELAY; | |
5003 if (rest >= 0 && rest < XT_TRACE_DELAY) | |
5004 msec = rest; | |
5005 if (rest >= 0) | |
5006 rest -= msec; | |
5007 } | |
5008 # endif | |
5009 # ifdef FEAT_MOUSE_GPM | |
5010 gpm_process_wanted = 0; | |
5011 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted); | |
5012 # else | |
5013 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
5014 # endif | |
5015 if (!avail) | |
5016 { | |
5017 if (input_available()) | |
5018 return 1; | |
5019 # ifdef FEAT_XCLIPBOARD | |
5020 if (rest == 0 || !do_xterm_trace()) | |
5021 # endif | |
5022 break; | |
5023 } | |
5024 } | |
5025 while (FALSE | |
5026 # ifdef FEAT_MOUSE_GPM | |
5027 || (gpm_process_wanted && mch_gpm_process() == 0) | |
5028 # endif | |
5029 # ifdef FEAT_XCLIPBOARD | |
5030 || (!avail && rest != 0) | |
5031 # endif | |
5032 ); | |
5033 | |
5034 #else | |
5035 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
5036 #endif | |
5037 return avail; | |
5038 } | |
5039 | |
5541 | 5040 #ifndef VMS |
7 | 5041 /* |
5042 * Wait "msec" msec until a character is available from file descriptor "fd". | |
3046 | 5043 * "msec" == 0 will check for characters once. |
5044 * "msec" == -1 will block until a character is available. | |
7 | 5045 * When a GUI is being used, this will not be used for input -- webb |
5046 * Returns also, when a request from Sniff is waiting -- toni. | |
5047 * Or when a Linux GPM mouse event is waiting. | |
5048 */ | |
5049 #if defined(__BEOS__) | |
5050 int | |
5051 #else | |
5052 static int | |
5053 #endif | |
5054 RealWaitForChar(fd, msec, check_for_gpm) | |
5055 int fd; | |
5056 long msec; | |
1877 | 5057 int *check_for_gpm UNUSED; |
7 | 5058 { |
5059 int ret; | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5060 #ifdef FEAT_NETBEANS_INTG |
2210 | 5061 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
|
5062 #endif |
14 | 5063 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
7 | 5064 static int busy = FALSE; |
5065 | |
5066 /* May retry getting characters after an event was handled. */ | |
5067 # define MAY_LOOP | |
5068 | |
5069 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
5070 /* Remember at what time we started, so that we know how much longer we | |
5071 * should wait after being interrupted. */ | |
5072 # define USE_START_TV | |
5073 struct timeval start_tv; | |
5074 | |
5075 if (msec > 0 && ( | |
5076 # ifdef FEAT_XCLIPBOARD | |
5077 xterm_Shell != (Widget)0 | |
14 | 5078 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
7 | 5079 || |
5080 # endif | |
5081 # endif | |
5082 # ifdef USE_XSMP | |
5083 xsmp_icefd != -1 | |
14 | 5084 # ifdef FEAT_MZSCHEME |
5085 || | |
5086 # endif | |
5087 # endif | |
5088 # ifdef FEAT_MZSCHEME | |
5089 (mzthreads_allowed() && p_mzq > 0) | |
7 | 5090 # endif |
5091 )) | |
5092 gettimeofday(&start_tv, NULL); | |
5093 # endif | |
5094 | |
5095 /* Handle being called recursively. This may happen for the session | |
5096 * manager stuff, it may save the file, which does a breakcheck. */ | |
5097 if (busy) | |
5098 return 0; | |
5099 #endif | |
5100 | |
5101 #ifdef MAY_LOOP | |
407 | 5102 for (;;) |
7 | 5103 #endif |
5104 { | |
5105 #ifdef MAY_LOOP | |
5106 int finished = TRUE; /* default is to 'loop' just once */ | |
14 | 5107 # ifdef FEAT_MZSCHEME |
5108 int mzquantum_used = FALSE; | |
5109 # endif | |
7 | 5110 #endif |
5111 #ifndef HAVE_SELECT | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5112 struct pollfd fds[6]; |
7 | 5113 int nfd; |
5114 # ifdef FEAT_XCLIPBOARD | |
5115 int xterm_idx = -1; | |
5116 # endif | |
5117 # ifdef FEAT_MOUSE_GPM | |
5118 int gpm_idx = -1; | |
5119 # endif | |
5120 # ifdef USE_XSMP | |
5121 int xsmp_idx = -1; | |
5122 # endif | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5123 # ifdef FEAT_NETBEANS_INTG |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5124 int nb_idx = -1; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5125 # endif |
14 | 5126 int towait = (int)msec; |
5127 | |
5128 # ifdef FEAT_MZSCHEME | |
5129 mzvim_check_threads(); | |
5130 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
5131 { | |
5132 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */ | |
5133 mzquantum_used = TRUE; | |
5134 } | |
5135 # endif | |
7 | 5136 fds[0].fd = fd; |
5137 fds[0].events = POLLIN; | |
5138 nfd = 1; | |
5139 | |
5140 # ifdef FEAT_SNIFF | |
5141 # define SNIFF_IDX 1 | |
5142 if (want_sniff_request) | |
5143 { | |
5144 fds[SNIFF_IDX].fd = fd_from_sniff; | |
5145 fds[SNIFF_IDX].events = POLLIN; | |
5146 nfd++; | |
5147 } | |
5148 # endif | |
5149 # ifdef FEAT_XCLIPBOARD | |
5150 if (xterm_Shell != (Widget)0) | |
5151 { | |
5152 xterm_idx = nfd; | |
5153 fds[nfd].fd = ConnectionNumber(xterm_dpy); | |
5154 fds[nfd].events = POLLIN; | |
5155 nfd++; | |
5156 } | |
5157 # endif | |
5158 # ifdef FEAT_MOUSE_GPM | |
5159 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
5160 { | |
5161 gpm_idx = nfd; | |
5162 fds[nfd].fd = gpm_fd; | |
5163 fds[nfd].events = POLLIN; | |
5164 nfd++; | |
5165 } | |
5166 # endif | |
5167 # ifdef USE_XSMP | |
5168 if (xsmp_icefd != -1) | |
5169 { | |
5170 xsmp_idx = nfd; | |
5171 fds[nfd].fd = xsmp_icefd; | |
5172 fds[nfd].events = POLLIN; | |
5173 nfd++; | |
5174 } | |
5175 # endif | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5176 #ifdef FEAT_NETBEANS_INTG |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5177 if (nb_fd != -1) |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5178 { |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5179 nb_idx = nfd; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5180 fds[nfd].fd = nb_fd; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5181 fds[nfd].events = POLLIN; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5182 nfd++; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5183 } |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5184 #endif |
7 | 5185 |
14 | 5186 ret = poll(fds, nfd, towait); |
5187 # ifdef FEAT_MZSCHEME | |
5188 if (ret == 0 && mzquantum_used) | |
1450 | 5189 /* MzThreads scheduling is required and timeout occurred */ |
14 | 5190 finished = FALSE; |
5191 # endif | |
7 | 5192 |
5193 # ifdef FEAT_SNIFF | |
5194 if (ret < 0) | |
5195 sniff_disconnect(1); | |
5196 else if (want_sniff_request) | |
5197 { | |
5198 if (fds[SNIFF_IDX].revents & POLLHUP) | |
5199 sniff_disconnect(1); | |
5200 if (fds[SNIFF_IDX].revents & POLLIN) | |
5201 sniff_request_waiting = 1; | |
5202 } | |
5203 # endif | |
5204 # ifdef FEAT_XCLIPBOARD | |
5205 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN)) | |
5206 { | |
5207 xterm_update(); /* Maybe we should hand out clipboard */ | |
5208 if (--ret == 0 && !input_available()) | |
5209 /* Try again */ | |
5210 finished = FALSE; | |
5211 } | |
5212 # endif | |
5213 # ifdef FEAT_MOUSE_GPM | |
5214 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN)) | |
5215 { | |
5216 *check_for_gpm = 1; | |
5217 } | |
5218 # endif | |
5219 # ifdef USE_XSMP | |
5220 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP))) | |
5221 { | |
5222 if (fds[xsmp_idx].revents & POLLIN) | |
5223 { | |
5224 busy = TRUE; | |
5225 xsmp_handle_requests(); | |
5226 busy = FALSE; | |
5227 } | |
5228 else if (fds[xsmp_idx].revents & POLLHUP) | |
5229 { | |
5230 if (p_verbose > 0) | |
292 | 5231 verb_msg((char_u *)_("XSMP lost ICE connection")); |
7 | 5232 xsmp_close(); |
5233 } | |
5234 if (--ret == 0) | |
14 | 5235 finished = FALSE; /* Try again */ |
7 | 5236 } |
5237 # endif | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5238 #ifdef FEAT_NETBEANS_INTG |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5239 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
|
5240 { |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5241 netbeans_read(); |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5242 --ret; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5243 } |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5244 #endif |
7 | 5245 |
5246 | |
5247 #else /* HAVE_SELECT */ | |
5248 | |
5249 struct timeval tv; | |
14 | 5250 struct timeval *tvp; |
7 | 5251 fd_set rfds, efds; |
5252 int maxfd; | |
14 | 5253 long towait = msec; |
5254 | |
5255 # ifdef FEAT_MZSCHEME | |
5256 mzvim_check_threads(); | |
5257 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
5258 { | |
5259 towait = p_mzq; /* don't wait longer than 'mzquantum' */ | |
5260 mzquantum_used = TRUE; | |
5261 } | |
5262 # endif | |
7 | 5263 # ifdef __EMX__ |
5264 /* don't check for incoming chars if not in raw mode, because select() | |
5265 * always returns TRUE then (in some version of emx.dll) */ | |
5266 if (curr_tmode != TMODE_RAW) | |
5267 return 0; | |
5268 # endif | |
5269 | |
14 | 5270 if (towait >= 0) |
7 | 5271 { |
14 | 5272 tv.tv_sec = towait / 1000; |
5273 tv.tv_usec = (towait % 1000) * (1000000/1000); | |
5274 tvp = &tv; | |
7 | 5275 } |
14 | 5276 else |
5277 tvp = NULL; | |
7 | 5278 |
5279 /* | |
5280 * Select on ready for reading and exceptional condition (end of file). | |
5281 */ | |
3046 | 5282 select_eintr: |
5283 FD_ZERO(&rfds); | |
7 | 5284 FD_ZERO(&efds); |
5285 FD_SET(fd, &rfds); | |
5286 # if !defined(__QNX__) && !defined(__CYGWIN32__) | |
5287 /* For QNX select() always returns 1 if this is set. Why? */ | |
5288 FD_SET(fd, &efds); | |
5289 # endif | |
5290 maxfd = fd; | |
5291 | |
5292 # ifdef FEAT_SNIFF | |
5293 if (want_sniff_request) | |
5294 { | |
5295 FD_SET(fd_from_sniff, &rfds); | |
5296 FD_SET(fd_from_sniff, &efds); | |
5297 if (maxfd < fd_from_sniff) | |
5298 maxfd = fd_from_sniff; | |
5299 } | |
5300 # endif | |
5301 # ifdef FEAT_XCLIPBOARD | |
5302 if (xterm_Shell != (Widget)0) | |
5303 { | |
5304 FD_SET(ConnectionNumber(xterm_dpy), &rfds); | |
5305 if (maxfd < ConnectionNumber(xterm_dpy)) | |
5306 maxfd = ConnectionNumber(xterm_dpy); | |
3748 | 5307 |
5308 /* An event may have already been read but not handled. In | |
5309 * particulary, XFlush may cause this. */ | |
5310 xterm_update(); | |
7 | 5311 } |
5312 # endif | |
5313 # ifdef FEAT_MOUSE_GPM | |
5314 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
5315 { | |
5316 FD_SET(gpm_fd, &rfds); | |
5317 FD_SET(gpm_fd, &efds); | |
5318 if (maxfd < gpm_fd) | |
5319 maxfd = gpm_fd; | |
5320 } | |
5321 # endif | |
5322 # ifdef USE_XSMP | |
5323 if (xsmp_icefd != -1) | |
5324 { | |
5325 FD_SET(xsmp_icefd, &rfds); | |
5326 FD_SET(xsmp_icefd, &efds); | |
5327 if (maxfd < xsmp_icefd) | |
5328 maxfd = xsmp_icefd; | |
5329 } | |
5330 # endif | |
3748 | 5331 # ifdef FEAT_NETBEANS_INTG |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5332 if (nb_fd != -1) |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5333 { |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5334 FD_SET(nb_fd, &rfds); |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5335 if (maxfd < nb_fd) |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5336 maxfd = nb_fd; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5337 } |
3748 | 5338 # endif |
7 | 5339 |
14 | 5340 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp); |
3046 | 5341 # ifdef EINTR |
5342 if (ret == -1 && errno == EINTR) | |
3133 | 5343 { |
5344 /* Check whether window has been resized, EINTR may be caused by | |
5345 * SIGWINCH. */ | |
5346 if (do_resize) | |
5347 handle_resize(); | |
5348 | |
3046 | 5349 /* Interrupted by a signal, need to try again. We ignore msec |
5350 * here, because we do want to check even after a timeout if | |
5351 * characters are available. Needed for reading output of an | |
5352 * external command after the process has finished. */ | |
5353 goto select_eintr; | |
3133 | 5354 } |
3046 | 5355 # endif |
1076 | 5356 # ifdef __TANDEM |
5357 if (ret == -1 && errno == ENOTSUP) | |
5358 { | |
5359 FD_ZERO(&rfds); | |
5360 FD_ZERO(&efds); | |
5361 ret = 0; | |
5362 } | |
3046 | 5363 # endif |
14 | 5364 # ifdef FEAT_MZSCHEME |
5365 if (ret == 0 && mzquantum_used) | |
1450 | 5366 /* loop if MzThreads must be scheduled and timeout occurred */ |
14 | 5367 finished = FALSE; |
7 | 5368 # endif |
5369 | |
5370 # ifdef FEAT_SNIFF | |
5371 if (ret < 0 ) | |
5372 sniff_disconnect(1); | |
5373 else if (ret > 0 && want_sniff_request) | |
5374 { | |
5375 if (FD_ISSET(fd_from_sniff, &efds)) | |
5376 sniff_disconnect(1); | |
5377 if (FD_ISSET(fd_from_sniff, &rfds)) | |
5378 sniff_request_waiting = 1; | |
5379 } | |
5380 # endif | |
5381 # ifdef FEAT_XCLIPBOARD | |
5382 if (ret > 0 && xterm_Shell != (Widget)0 | |
5383 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds)) | |
5384 { | |
5385 xterm_update(); /* Maybe we should hand out clipboard */ | |
5386 /* continue looping when we only got the X event and the input | |
5387 * buffer is empty */ | |
5388 if (--ret == 0 && !input_available()) | |
5389 { | |
5390 /* Try again */ | |
5391 finished = FALSE; | |
5392 } | |
5393 } | |
5394 # endif | |
5395 # ifdef FEAT_MOUSE_GPM | |
5396 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0) | |
5397 { | |
5398 if (FD_ISSET(gpm_fd, &efds)) | |
5399 gpm_close(); | |
5400 else if (FD_ISSET(gpm_fd, &rfds)) | |
5401 *check_for_gpm = 1; | |
5402 } | |
5403 # endif | |
5404 # ifdef USE_XSMP | |
5405 if (ret > 0 && xsmp_icefd != -1) | |
5406 { | |
5407 if (FD_ISSET(xsmp_icefd, &efds)) | |
5408 { | |
5409 if (p_verbose > 0) | |
292 | 5410 verb_msg((char_u *)_("XSMP lost ICE connection")); |
7 | 5411 xsmp_close(); |
5412 if (--ret == 0) | |
5413 finished = FALSE; /* keep going if event was only one */ | |
5414 } | |
5415 else if (FD_ISSET(xsmp_icefd, &rfds)) | |
5416 { | |
5417 busy = TRUE; | |
5418 xsmp_handle_requests(); | |
5419 busy = FALSE; | |
5420 if (--ret == 0) | |
5421 finished = FALSE; /* keep going if event was only one */ | |
5422 } | |
5423 } | |
5424 # endif | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5425 #ifdef FEAT_NETBEANS_INTG |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5426 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
|
5427 { |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5428 netbeans_read(); |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5429 --ret; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5430 } |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5431 #endif |
7 | 5432 |
5433 #endif /* HAVE_SELECT */ | |
5434 | |
5435 #ifdef MAY_LOOP | |
5436 if (finished || msec == 0) | |
5437 break; | |
5438 | |
5439 /* We're going to loop around again, find out for how long */ | |
5440 if (msec > 0) | |
5441 { | |
5442 # ifdef USE_START_TV | |
5443 struct timeval mtv; | |
5444 | |
5445 /* Compute remaining wait time. */ | |
5446 gettimeofday(&mtv, NULL); | |
5447 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L | |
5448 + (mtv.tv_usec - start_tv.tv_usec) / 1000L; | |
5449 # else | |
5450 /* Guess we got interrupted halfway. */ | |
5451 msec = msec / 2; | |
5452 # endif | |
5453 if (msec <= 0) | |
5454 break; /* waited long enough */ | |
5455 } | |
5456 #endif | |
5457 } | |
5458 | |
5459 return (ret > 0); | |
5460 } | |
5461 | |
5462 #ifndef NO_EXPANDPATH | |
5463 /* | |
444 | 5464 * Expand a path into all matching files and/or directories. Handles "*", |
5465 * "?", "[a-z]", "**", etc. | |
5466 * "path" has backslashes before chars that are not to be expanded. | |
5467 * Returns the number of matches found. | |
7 | 5468 */ |
5469 int | |
5470 mch_expandpath(gap, path, flags) | |
5471 garray_T *gap; | |
5472 char_u *path; | |
5473 int flags; /* EW_* flags */ | |
5474 { | |
444 | 5475 return unix_expandpath(gap, path, 0, flags, FALSE); |
7 | 5476 } |
5477 #endif | |
5478 | |
5479 /* | |
5480 * mch_expand_wildcards() - this code does wild-card pattern matching using | |
5481 * the shell | |
5482 * | |
5483 * return OK for success, FAIL for error (you may lose some memory) and put | |
5484 * an error message in *file. | |
5485 * | |
5486 * num_pat is number of input patterns | |
5487 * pat is array of pointers to input patterns | |
5488 * num_file is pointer to number of matched file names | |
5489 * file is pointer to array of pointers to matched file names | |
5490 */ | |
5491 | |
5492 #ifndef SEEK_SET | |
5493 # define SEEK_SET 0 | |
5494 #endif | |
5495 #ifndef SEEK_END | |
5496 # define SEEK_END 2 | |
5497 #endif | |
5498 | |
822 | 5499 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|" |
628 | 5500 |
7 | 5501 int |
5502 mch_expand_wildcards(num_pat, pat, num_file, file, flags) | |
5503 int num_pat; | |
5504 char_u **pat; | |
5505 int *num_file; | |
5506 char_u ***file; | |
5507 int flags; /* EW_* flags */ | |
5508 { | |
5509 int i; | |
5510 size_t len; | |
5511 char_u *p; | |
5512 int dir; | |
5513 #ifdef __EMX__ | |
1508 | 5514 /* |
5515 * This is the OS/2 implementation. | |
5516 */ | |
7 | 5517 # define EXPL_ALLOC_INC 16 |
5518 char_u **expl_files; | |
5519 size_t files_alloced, files_free; | |
5520 char_u *buf; | |
5521 int has_wildcard; | |
5522 | |
5523 *num_file = 0; /* default: no files found */ | |
5524 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */ | |
5525 files_free = EXPL_ALLOC_INC; /* how much space is not used */ | |
5526 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced); | |
5527 if (*file == NULL) | |
5528 return FAIL; | |
5529 | |
5530 for (; num_pat > 0; num_pat--, pat++) | |
5531 { | |
5532 expl_files = NULL; | |
5533 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~')) | |
5534 /* expand environment var or home dir */ | |
5535 buf = expand_env_save(*pat); | |
5536 else | |
5537 buf = vim_strsave(*pat); | |
5538 expl_files = NULL; | |
99 | 5539 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */ |
7 | 5540 if (has_wildcard) /* yes, so expand them */ |
5541 expl_files = (char_u **)_fnexplode(buf); | |
5542 | |
5543 /* | |
5544 * return value of buf if no wildcards left, | |
5545 * OR if no match AND EW_NOTFOUND is set. | |
5546 */ | |
5547 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0)) | |
5548 || (expl_files == NULL && (flags & EW_NOTFOUND))) | |
5549 { /* simply save the current contents of *buf */ | |
5550 expl_files = (char_u **)alloc(sizeof(char_u **) * 2); | |
5551 if (expl_files != NULL) | |
5552 { | |
5553 expl_files[0] = vim_strsave(buf); | |
5554 expl_files[1] = NULL; | |
5555 } | |
5556 } | |
5557 vim_free(buf); | |
5558 | |
5559 /* | |
5560 * Count number of names resulting from expansion, | |
5561 * At the same time add a backslash to the end of names that happen to | |
5562 * be directories, and replace slashes with backslashes. | |
5563 */ | |
5564 if (expl_files) | |
5565 { | |
5566 for (i = 0; (p = expl_files[i]) != NULL; i++) | |
5567 { | |
5568 dir = mch_isdir(p); | |
5569 /* If we don't want dirs and this is one, skip it */ | |
5570 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
5571 continue; | |
5572 | |
715 | 5573 /* Skip files that are not executable if we check for that. */ |
5574 if (!dir && (flags & EW_EXEC) && !mch_can_exe(p)) | |
5575 continue; | |
5576 | |
7 | 5577 if (--files_free == 0) |
5578 { | |
5579 /* need more room in table of pointers */ | |
5580 files_alloced += EXPL_ALLOC_INC; | |
5581 *file = (char_u **)vim_realloc(*file, | |
5582 sizeof(char_u **) * files_alloced); | |
5583 if (*file == NULL) | |
5584 { | |
5585 EMSG(_(e_outofmem)); | |
5586 *num_file = 0; | |
5587 return FAIL; | |
5588 } | |
5589 files_free = EXPL_ALLOC_INC; | |
5590 } | |
5591 slash_adjust(p); | |
5592 if (dir) | |
5593 { | |
5594 /* For a directory we add a '/', unless it's already | |
5595 * there. */ | |
5596 len = STRLEN(p); | |
5597 if (((*file)[*num_file] = alloc(len + 2)) != NULL) | |
5598 { | |
5599 STRCPY((*file)[*num_file], p); | |
902 | 5600 if (!after_pathsep((*file)[*num_file], |
5601 (*file)[*num_file] + len)) | |
7 | 5602 { |
5603 (*file)[*num_file][len] = psepc; | |
39 | 5604 (*file)[*num_file][len + 1] = NUL; |
7 | 5605 } |
5606 } | |
5607 } | |
5608 else | |
5609 { | |
5610 (*file)[*num_file] = vim_strsave(p); | |
5611 } | |
5612 | |
5613 /* | |
5614 * Error message already given by either alloc or vim_strsave. | |
5615 * Should return FAIL, but returning OK works also. | |
5616 */ | |
5617 if ((*file)[*num_file] == NULL) | |
5618 break; | |
5619 (*num_file)++; | |
5620 } | |
5621 _fnexplodefree((char **)expl_files); | |
5622 } | |
5623 } | |
5624 return OK; | |
5625 | |
5626 #else /* __EMX__ */ | |
1508 | 5627 /* |
5628 * This is the non-OS/2 implementation (really Unix). | |
5629 */ | |
7 | 5630 int j; |
5631 char_u *tempname; | |
5632 char_u *command; | |
5633 FILE *fd; | |
5634 char_u *buffer; | |
1508 | 5635 #define STYLE_ECHO 0 /* use "echo", the default */ |
5636 #define STYLE_GLOB 1 /* use "glob", for csh */ | |
5637 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */ | |
5638 #define STYLE_PRINT 3 /* use "print -N", for zsh */ | |
5639 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern | |
5640 * directly */ | |
7 | 5641 int shell_style = STYLE_ECHO; |
5642 int check_spaces; | |
5643 static int did_find_nul = FALSE; | |
5644 int ampersent = FALSE; | |
1508 | 5645 /* vimglob() function to define for Posix shell */ |
1620 | 5646 static char *sh_vimglob_func = "vimglob() { while [ $# -ge 1 ]; do echo \"$1\"; shift; done }; vimglob >"; |
7 | 5647 |
5648 *num_file = 0; /* default: no files found */ | |
5649 *file = NULL; | |
5650 | |
5651 /* | |
5652 * If there are no wildcards, just copy the names to allocated memory. | |
5653 * Saves a lot of time, because we don't have to start a new shell. | |
5654 */ | |
5655 if (!have_wildcard(num_pat, pat)) | |
5656 return save_patterns(num_pat, pat, num_file, file); | |
5657 | |
428 | 5658 # ifdef HAVE_SANDBOX |
5659 /* Don't allow any shell command in the sandbox. */ | |
5660 if (sandbox != 0 && check_secure()) | |
5661 return FAIL; | |
5662 # endif | |
5663 | |
7 | 5664 /* |
5665 * Don't allow the use of backticks in secure and restricted mode. | |
5666 */ | |
428 | 5667 if (secure || restricted) |
7 | 5668 for (i = 0; i < num_pat; ++i) |
5669 if (vim_strchr(pat[i], '`') != NULL | |
5670 && (check_restricted() || check_secure())) | |
5671 return FAIL; | |
5672 | |
5673 /* | |
5674 * get a name for the temp file | |
5675 */ | |
5676 if ((tempname = vim_tempname('o')) == NULL) | |
5677 { | |
5678 EMSG(_(e_notmp)); | |
5679 return FAIL; | |
5680 } | |
5681 | |
5682 /* | |
5683 * Let the shell expand the patterns and write the result into the temp | |
1508 | 5684 * file. |
5685 * STYLE_BT: NL separated | |
5686 * If expanding `cmd` execute it directly. | |
5687 * STYLE_GLOB: NUL separated | |
5688 * If we use *csh, "glob" will work better than "echo". | |
5689 * STYLE_PRINT: NL or NUL separated | |
5690 * If we use *zsh, "print -N" will work better than "glob". | |
5691 * STYLE_VIMGLOB: NL separated | |
5692 * If we use *sh*, we define "vimglob()". | |
5693 * STYLE_ECHO: space separated. | |
5694 * A shell we don't know, stay safe and use "echo". | |
7 | 5695 */ |
5696 if (num_pat == 1 && *pat[0] == '`' | |
5697 && (len = STRLEN(pat[0])) > 2 | |
5698 && *(pat[0] + len - 1) == '`') | |
5699 shell_style = STYLE_BT; | |
5700 else if ((len = STRLEN(p_sh)) >= 3) | |
5701 { | |
5702 if (STRCMP(p_sh + len - 3, "csh") == 0) | |
5703 shell_style = STYLE_GLOB; | |
5704 else if (STRCMP(p_sh + len - 3, "zsh") == 0) | |
5705 shell_style = STYLE_PRINT; | |
5706 } | |
1508 | 5707 if (shell_style == STYLE_ECHO && strstr((char *)gettail(p_sh), |
5708 "sh") != NULL) | |
5709 shell_style = STYLE_VIMGLOB; | |
5710 | |
5711 /* Compute the length of the command. We need 2 extra bytes: for the | |
5712 * optional '&' and for the NUL. | |
5713 * Worst case: "unset nonomatch; print -N >" plus two is 29 */ | |
7 | 5714 len = STRLEN(tempname) + 29; |
1508 | 5715 if (shell_style == STYLE_VIMGLOB) |
5716 len += STRLEN(sh_vimglob_func); | |
5717 | |
147 | 5718 for (i = 0; i < num_pat; ++i) |
5719 { | |
5720 /* Count the length of the patterns in the same way as they are put in | |
5721 * "command" below. */ | |
5722 #ifdef USE_SYSTEM | |
7 | 5723 len += STRLEN(pat[i]) + 3; /* add space and two quotes */ |
147 | 5724 #else |
5725 ++len; /* add space */ | |
628 | 5726 for (j = 0; pat[i][j] != NUL; ++j) |
5727 { | |
5728 if (vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL) | |
5729 ++len; /* may add a backslash */ | |
5730 ++len; | |
5731 } | |
147 | 5732 #endif |
5733 } | |
7 | 5734 command = alloc(len); |
5735 if (command == NULL) | |
5736 { | |
5737 /* out of memory */ | |
5738 vim_free(tempname); | |
5739 return FAIL; | |
5740 } | |
5741 | |
5742 /* | |
5743 * Build the shell command: | |
5744 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell | |
5745 * recognizes this). | |
5746 * - Add the shell command to print the expanded names. | |
5747 * - Add the temp file name. | |
5748 * - Add the file name patterns. | |
5749 */ | |
5750 if (shell_style == STYLE_BT) | |
5751 { | |
628 | 5752 /* change `command; command& ` to (command; command ) */ |
5753 STRCPY(command, "("); | |
5754 STRCAT(command, pat[0] + 1); /* exclude first backtick */ | |
7 | 5755 p = command + STRLEN(command) - 1; |
628 | 5756 *p-- = ')'; /* remove last backtick */ |
7 | 5757 while (p > command && vim_iswhite(*p)) |
5758 --p; | |
5759 if (*p == '&') /* remove trailing '&' */ | |
5760 { | |
5761 ampersent = TRUE; | |
5762 *p = ' '; | |
5763 } | |
5764 STRCAT(command, ">"); | |
5765 } | |
5766 else | |
5767 { | |
5768 if (flags & EW_NOTFOUND) | |
5769 STRCPY(command, "set nonomatch; "); | |
5770 else | |
5771 STRCPY(command, "unset nonomatch; "); | |
5772 if (shell_style == STYLE_GLOB) | |
5773 STRCAT(command, "glob >"); | |
5774 else if (shell_style == STYLE_PRINT) | |
5775 STRCAT(command, "print -N >"); | |
1508 | 5776 else if (shell_style == STYLE_VIMGLOB) |
5777 STRCAT(command, sh_vimglob_func); | |
7 | 5778 else |
5779 STRCAT(command, "echo >"); | |
5780 } | |
1508 | 5781 |
7 | 5782 STRCAT(command, tempname); |
1508 | 5783 |
7 | 5784 if (shell_style != STYLE_BT) |
5785 for (i = 0; i < num_pat; ++i) | |
5786 { | |
5787 /* When using system() always add extra quotes, because the shell | |
628 | 5788 * is started twice. Otherwise put a backslash before special |
1450 | 5789 * characters, except inside ``. */ |
7 | 5790 #ifdef USE_SYSTEM |
5791 STRCAT(command, " \""); | |
5792 STRCAT(command, pat[i]); | |
5793 STRCAT(command, "\""); | |
5794 #else | |
233 | 5795 int intick = FALSE; |
5796 | |
7 | 5797 p = command + STRLEN(command); |
5798 *p++ = ' '; | |
628 | 5799 for (j = 0; pat[i][j] != NUL; ++j) |
233 | 5800 { |
5801 if (pat[i][j] == '`') | |
5802 intick = !intick; | |
628 | 5803 else if (pat[i][j] == '\\' && pat[i][j + 1] != NUL) |
5804 { | |
644 | 5805 /* Remove a backslash, take char literally. But keep |
652 | 5806 * backslash inside backticks, before a special character |
5807 * and before a backtick. */ | |
644 | 5808 if (intick |
652 | 5809 || vim_strchr(SHELL_SPECIAL, pat[i][j + 1]) != NULL |
5810 || pat[i][j + 1] == '`') | |
644 | 5811 *p++ = '\\'; |
648 | 5812 ++j; |
628 | 5813 } |
5814 else if (!intick && vim_strchr(SHELL_SPECIAL, | |
233 | 5815 pat[i][j]) != NULL) |
628 | 5816 /* Put a backslash before a special character, but not |
5817 * when inside ``. */ | |
5818 *p++ = '\\'; | |
648 | 5819 |
5820 /* Copy one character. */ | |
5821 *p++ = pat[i][j]; | |
233 | 5822 } |
7 | 5823 *p = NUL; |
5824 #endif | |
5825 } | |
5826 if (flags & EW_SILENT) | |
5827 show_shell_mess = FALSE; | |
5828 if (ampersent) | |
1508 | 5829 STRCAT(command, "&"); /* put the '&' after the redirection */ |
7 | 5830 |
5831 /* | |
5832 * Using zsh -G: If a pattern has no matches, it is just deleted from | |
5833 * the argument list, otherwise zsh gives an error message and doesn't | |
5834 * expand any other pattern. | |
5835 */ | |
5836 if (shell_style == STYLE_PRINT) | |
5837 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */ | |
5838 | |
5839 /* | |
5840 * If we use -f then shell variables set in .cshrc won't get expanded. | |
5841 * vi can do it, so we will too, but it is only necessary if there is a "$" | |
5842 * in one of the patterns, otherwise we can still use the fast option. | |
5843 */ | |
5844 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat)) | |
5845 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */ | |
5846 | |
5847 /* | |
5848 * execute the shell command | |
5849 */ | |
5850 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT); | |
5851 | |
5852 /* When running in the background, give it some time to create the temp | |
5853 * file, but don't wait for it to finish. */ | |
5854 if (ampersent) | |
5855 mch_delay(10L, TRUE); | |
5856 | |
5857 extra_shell_arg = NULL; /* cleanup */ | |
5858 show_shell_mess = TRUE; | |
5859 vim_free(command); | |
5860 | |
1508 | 5861 if (i != 0) /* mch_call_shell() failed */ |
7 | 5862 { |
5863 mch_remove(tempname); | |
5864 vim_free(tempname); | |
5865 /* | |
5866 * With interactive completion, the error message is not printed. | |
5867 * However with USE_SYSTEM, I don't know how to turn off error messages | |
5868 * from the shell, so screen may still get messed up -- webb. | |
5869 */ | |
5870 #ifndef USE_SYSTEM | |
5871 if (!(flags & EW_SILENT)) | |
5872 #endif | |
5873 { | |
5874 redraw_later_clear(); /* probably messed up screen */ | |
5875 msg_putchar('\n'); /* clear bottom line quickly */ | |
5876 cmdline_row = Rows - 1; /* continue on last line */ | |
5877 #ifdef USE_SYSTEM | |
5878 if (!(flags & EW_SILENT)) | |
5879 #endif | |
5880 { | |
5881 MSG(_(e_wildexpand)); | |
5882 msg_start(); /* don't overwrite this message */ | |
5883 } | |
5884 } | |
5885 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when | |
5886 * EW_NOTFOUND is given */ | |
5887 if (shell_style == STYLE_BT) | |
5888 return FAIL; | |
5889 goto notfound; | |
5890 } | |
5891 | |
5892 /* | |
5893 * read the names from the file into memory | |
5894 */ | |
5895 fd = fopen((char *)tempname, READBIN); | |
5896 if (fd == NULL) | |
5897 { | |
5898 /* Something went wrong, perhaps a file name with a special char. */ | |
5899 if (!(flags & EW_SILENT)) | |
5900 { | |
5901 MSG(_(e_wildexpand)); | |
5902 msg_start(); /* don't overwrite this message */ | |
5903 } | |
5904 vim_free(tempname); | |
5905 goto notfound; | |
5906 } | |
5907 fseek(fd, 0L, SEEK_END); | |
5908 len = ftell(fd); /* get size of temp file */ | |
5909 fseek(fd, 0L, SEEK_SET); | |
5910 buffer = alloc(len + 1); | |
5911 if (buffer == NULL) | |
5912 { | |
5913 /* out of memory */ | |
5914 mch_remove(tempname); | |
5915 vim_free(tempname); | |
5916 fclose(fd); | |
5917 return FAIL; | |
5918 } | |
5919 i = fread((char *)buffer, 1, len, fd); | |
5920 fclose(fd); | |
5921 mch_remove(tempname); | |
1877 | 5922 if (i != (int)len) |
7 | 5923 { |
5924 /* unexpected read error */ | |
5925 EMSG2(_(e_notread), tempname); | |
5926 vim_free(tempname); | |
5927 vim_free(buffer); | |
5928 return FAIL; | |
5929 } | |
5930 vim_free(tempname); | |
5931 | |
1508 | 5932 # if defined(__CYGWIN__) || defined(__CYGWIN32__) |
7 | 5933 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */ |
5934 p = buffer; | |
5037
5e0b6a9282df
updated for version 7.3.1262
Bram Moolenaar <bram@vim.org>
parents:
4299
diff
changeset
|
5935 for (i = 0; i < (int)len; ++i) |
7 | 5936 if (!(buffer[i] == CAR && buffer[i + 1] == NL)) |
5937 *p++ = buffer[i]; | |
5938 len = p - buffer; | |
5939 # endif | |
5940 | |
5941 | |
5942 /* file names are separated with Space */ | |
5943 if (shell_style == STYLE_ECHO) | |
5944 { | |
5945 buffer[len] = '\n'; /* make sure the buffer ends in NL */ | |
5946 p = buffer; | |
5947 for (i = 0; *p != '\n'; ++i) /* count number of entries */ | |
5948 { | |
5949 while (*p != ' ' && *p != '\n') | |
5950 ++p; | |
5951 p = skipwhite(p); /* skip to next entry */ | |
5952 } | |
5953 } | |
5954 /* file names are separated with NL */ | |
1508 | 5955 else if (shell_style == STYLE_BT || shell_style == STYLE_VIMGLOB) |
7 | 5956 { |
5957 buffer[len] = NUL; /* make sure the buffer ends in NUL */ | |
5958 p = buffer; | |
5959 for (i = 0; *p != NUL; ++i) /* count number of entries */ | |
5960 { | |
5961 while (*p != '\n' && *p != NUL) | |
5962 ++p; | |
5963 if (*p != NUL) | |
5964 ++p; | |
5965 p = skipwhite(p); /* skip leading white space */ | |
5966 } | |
5967 } | |
5968 /* file names are separated with NUL */ | |
5969 else | |
5970 { | |
5971 /* | |
5972 * Some versions of zsh use spaces instead of NULs to separate | |
5973 * results. Only do this when there is no NUL before the end of the | |
5974 * buffer, otherwise we would never be able to use file names with | |
5975 * embedded spaces when zsh does use NULs. | |
5976 * When we found a NUL once, we know zsh is OK, set did_find_nul and | |
5977 * don't check for spaces again. | |
5978 */ | |
5979 check_spaces = FALSE; | |
5980 if (shell_style == STYLE_PRINT && !did_find_nul) | |
5981 { | |
5982 /* If there is a NUL, set did_find_nul, else set check_spaces */ | |
2768 | 5983 buffer[len] = NUL; |
5533 | 5984 if (len && (int)STRLEN(buffer) < (int)len) |
7 | 5985 did_find_nul = TRUE; |
5986 else | |
5987 check_spaces = TRUE; | |
5988 } | |
5989 | |
5990 /* | |
5991 * Make sure the buffer ends with a NUL. For STYLE_PRINT there | |
5992 * already is one, for STYLE_GLOB it needs to be added. | |
5993 */ | |
5994 if (len && buffer[len - 1] == NUL) | |
5995 --len; | |
5996 else | |
5997 buffer[len] = NUL; | |
5998 i = 0; | |
5999 for (p = buffer; p < buffer + len; ++p) | |
6000 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */ | |
6001 { | |
6002 ++i; | |
6003 *p = NUL; | |
6004 } | |
6005 if (len) | |
6006 ++i; /* count last entry */ | |
6007 } | |
6008 if (i == 0) | |
6009 { | |
6010 /* | |
6011 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I". | |
6012 * /bin/sh will happily expand it to nothing rather than returning an | |
6013 * error; and hey, it's good to check anyway -- webb. | |
6014 */ | |
6015 vim_free(buffer); | |
6016 goto notfound; | |
6017 } | |
6018 *num_file = i; | |
6019 *file = (char_u **)alloc(sizeof(char_u *) * i); | |
6020 if (*file == NULL) | |
6021 { | |
6022 /* out of memory */ | |
6023 vim_free(buffer); | |
6024 return FAIL; | |
6025 } | |
6026 | |
6027 /* | |
6028 * Isolate the individual file names. | |
6029 */ | |
6030 p = buffer; | |
6031 for (i = 0; i < *num_file; ++i) | |
6032 { | |
6033 (*file)[i] = p; | |
6034 /* Space or NL separates */ | |
1508 | 6035 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT |
6036 || shell_style == STYLE_VIMGLOB) | |
7 | 6037 { |
652 | 6038 while (!(shell_style == STYLE_ECHO && *p == ' ') |
6039 && *p != '\n' && *p != NUL) | |
7 | 6040 ++p; |
6041 if (p == buffer + len) /* last entry */ | |
6042 *p = NUL; | |
6043 else | |
6044 { | |
6045 *p++ = NUL; | |
6046 p = skipwhite(p); /* skip to next entry */ | |
6047 } | |
6048 } | |
6049 else /* NUL separates */ | |
6050 { | |
6051 while (*p && p < buffer + len) /* skip entry */ | |
6052 ++p; | |
6053 ++p; /* skip NUL */ | |
6054 } | |
6055 } | |
6056 | |
6057 /* | |
6058 * Move the file names to allocated memory. | |
6059 */ | |
6060 for (j = 0, i = 0; i < *num_file; ++i) | |
6061 { | |
6062 /* Require the files to exist. Helps when using /bin/sh */ | |
6063 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0) | |
6064 continue; | |
6065 | |
6066 /* check if this entry should be included */ | |
6067 dir = (mch_isdir((*file)[i])); | |
6068 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
6069 continue; | |
6070 | |
715 | 6071 /* Skip files that are not executable if we check for that. */ |
6072 if (!dir && (flags & EW_EXEC) && !mch_can_exe((*file)[i])) | |
6073 continue; | |
6074 | |
7 | 6075 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir)); |
6076 if (p) | |
6077 { | |
6078 STRCPY(p, (*file)[i]); | |
6079 if (dir) | |
1479 | 6080 add_pathsep(p); /* add '/' to a directory name */ |
7 | 6081 (*file)[j++] = p; |
6082 } | |
6083 } | |
6084 vim_free(buffer); | |
6085 *num_file = j; | |
6086 | |
6087 if (*num_file == 0) /* rejected all entries */ | |
6088 { | |
6089 vim_free(*file); | |
6090 *file = NULL; | |
6091 goto notfound; | |
6092 } | |
6093 | |
6094 return OK; | |
6095 | |
6096 notfound: | |
6097 if (flags & EW_NOTFOUND) | |
6098 return save_patterns(num_pat, pat, num_file, file); | |
6099 return FAIL; | |
6100 | |
6101 #endif /* __EMX__ */ | |
6102 } | |
6103 | |
6104 #endif /* VMS */ | |
6105 | |
6106 #ifndef __EMX__ | |
6107 static int | |
6108 save_patterns(num_pat, pat, num_file, file) | |
6109 int num_pat; | |
6110 char_u **pat; | |
6111 int *num_file; | |
6112 char_u ***file; | |
6113 { | |
6114 int i; | |
99 | 6115 char_u *s; |
7 | 6116 |
6117 *file = (char_u **)alloc(num_pat * sizeof(char_u *)); | |
6118 if (*file == NULL) | |
6119 return FAIL; | |
6120 for (i = 0; i < num_pat; i++) | |
99 | 6121 { |
6122 s = vim_strsave(pat[i]); | |
6123 if (s != NULL) | |
6124 /* Be compatible with expand_filename(): halve the number of | |
6125 * backslashes. */ | |
6126 backslash_halve(s); | |
6127 (*file)[i] = s; | |
6128 } | |
7 | 6129 *num_file = num_pat; |
6130 return OK; | |
6131 } | |
6132 #endif | |
6133 | |
6134 /* | |
6135 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can | |
6136 * expand. | |
6137 */ | |
6138 int | |
6139 mch_has_exp_wildcard(p) | |
6140 char_u *p; | |
6141 { | |
39 | 6142 for ( ; *p; mb_ptr_adv(p)) |
7 | 6143 { |
6144 #ifndef OS2 | |
6145 if (*p == '\\' && p[1] != NUL) | |
6146 ++p; | |
6147 else | |
6148 #endif | |
6149 if (vim_strchr((char_u *) | |
6150 #ifdef VMS | |
6151 "*?%" | |
6152 #else | |
6153 # ifdef OS2 | |
6154 "*?" | |
6155 # else | |
6156 "*?[{'" | |
6157 # endif | |
6158 #endif | |
6159 , *p) != NULL) | |
6160 return TRUE; | |
6161 } | |
6162 return FALSE; | |
6163 } | |
6164 | |
6165 /* | |
6166 * Return TRUE if the string "p" contains a wildcard. | |
6167 * Don't recognize '~' at the end as a wildcard. | |
6168 */ | |
6169 int | |
6170 mch_has_wildcard(p) | |
6171 char_u *p; | |
6172 { | |
39 | 6173 for ( ; *p; mb_ptr_adv(p)) |
7 | 6174 { |
6175 #ifndef OS2 | |
6176 if (*p == '\\' && p[1] != NUL) | |
6177 ++p; | |
6178 else | |
6179 #endif | |
6180 if (vim_strchr((char_u *) | |
6181 #ifdef VMS | |
6182 "*?%$" | |
6183 #else | |
6184 # ifdef OS2 | |
6185 # ifdef VIM_BACKTICK | |
6186 "*?$`" | |
6187 # else | |
6188 "*?$" | |
6189 # endif | |
6190 # else | |
6191 "*?[{`'$" | |
6192 # endif | |
6193 #endif | |
6194 , *p) != NULL | |
6195 || (*p == '~' && p[1] != NUL)) | |
6196 return TRUE; | |
6197 } | |
6198 return FALSE; | |
6199 } | |
6200 | |
6201 #ifndef __EMX__ | |
6202 static int | |
6203 have_wildcard(num, file) | |
6204 int num; | |
6205 char_u **file; | |
6206 { | |
6207 int i; | |
6208 | |
6209 for (i = 0; i < num; i++) | |
6210 if (mch_has_wildcard(file[i])) | |
6211 return 1; | |
6212 return 0; | |
6213 } | |
6214 | |
6215 static int | |
6216 have_dollars(num, file) | |
6217 int num; | |
6218 char_u **file; | |
6219 { | |
6220 int i; | |
6221 | |
6222 for (i = 0; i < num; i++) | |
6223 if (vim_strchr(file[i], '$') != NULL) | |
6224 return TRUE; | |
6225 return FALSE; | |
6226 } | |
6227 #endif /* ifndef __EMX__ */ | |
6228 | |
6229 #ifndef HAVE_RENAME | |
6230 /* | |
6231 * Scaled-down version of rename(), which is missing in Xenix. | |
6232 * This version can only move regular files and will fail if the | |
6233 * destination exists. | |
6234 */ | |
6235 int | |
6236 mch_rename(src, dest) | |
6237 const char *src, *dest; | |
6238 { | |
6239 struct stat st; | |
6240 | |
6241 if (stat(dest, &st) >= 0) /* fail if destination exists */ | |
6242 return -1; | |
6243 if (link(src, dest) != 0) /* link file to new name */ | |
6244 return -1; | |
6245 if (mch_remove(src) == 0) /* delete link to old name */ | |
6246 return 0; | |
6247 return -1; | |
6248 } | |
6249 #endif /* !HAVE_RENAME */ | |
6250 | |
6251 #ifdef FEAT_MOUSE_GPM | |
6252 /* | |
6253 * Initializes connection with gpm (if it isn't already opened) | |
6254 * Return 1 if succeeded (or connection already opened), 0 if failed | |
6255 */ | |
6256 static int | |
6257 gpm_open() | |
6258 { | |
6259 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */ | |
6260 | |
6261 if (!gpm_flag) | |
6262 { | |
6263 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN); | |
6264 gpm_connect.defaultMask = ~GPM_HARD; | |
6265 /* Default handling for mouse move*/ | |
6266 gpm_connect.minMod = 0; /* Handle any modifier keys */ | |
6267 gpm_connect.maxMod = 0xffff; | |
6268 if (Gpm_Open(&gpm_connect, 0) > 0) | |
6269 { | |
6270 /* gpm library tries to handling TSTP causes | |
6271 * problems. Anyways, we close connection to Gpm whenever | |
6272 * we are going to suspend or starting an external process | |
1450 | 6273 * so we shouldn't have problem with this |
7 | 6274 */ |
1832 | 6275 # ifdef SIGTSTP |
7 | 6276 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); |
1832 | 6277 # endif |
7 | 6278 return 1; /* succeed */ |
6279 } | |
6280 if (gpm_fd == -2) | |
6281 Gpm_Close(); /* We don't want to talk to xterm via gpm */ | |
6282 return 0; | |
6283 } | |
6284 return 1; /* already open */ | |
6285 } | |
6286 | |
6287 /* | |
6288 * Closes connection to gpm | |
6289 */ | |
6290 static void | |
6291 gpm_close() | |
6292 { | |
6293 if (gpm_flag && gpm_fd >= 0) /* if Open */ | |
6294 Gpm_Close(); | |
6295 } | |
6296 | |
6297 /* Reads gpm event and adds special keys to input buf. Returns length of | |
6298 * generated key sequence. | |
6299 * This function is made after gui_send_mouse_event | |
6300 */ | |
6301 static int | |
6302 mch_gpm_process() | |
6303 { | |
6304 int button; | |
6305 static Gpm_Event gpm_event; | |
6306 char_u string[6]; | |
6307 int_u vim_modifiers; | |
6308 int row,col; | |
6309 unsigned char buttons_mask; | |
6310 unsigned char gpm_modifiers; | |
6311 static unsigned char old_buttons = 0; | |
6312 | |
6313 Gpm_GetEvent(&gpm_event); | |
6314 | |
6315 #ifdef FEAT_GUI | |
6316 /* Don't put events in the input queue now. */ | |
6317 if (hold_gui_events) | |
6318 return 0; | |
6319 #endif | |
6320 | |
6321 row = gpm_event.y - 1; | |
6322 col = gpm_event.x - 1; | |
6323 | |
6324 string[0] = ESC; /* Our termcode */ | |
6325 string[1] = 'M'; | |
6326 string[2] = 'G'; | |
6327 switch (GPM_BARE_EVENTS(gpm_event.type)) | |
6328 { | |
6329 case GPM_DRAG: | |
6330 string[3] = MOUSE_DRAG; | |
6331 break; | |
6332 case GPM_DOWN: | |
6333 buttons_mask = gpm_event.buttons & ~old_buttons; | |
6334 old_buttons = gpm_event.buttons; | |
6335 switch (buttons_mask) | |
6336 { | |
6337 case GPM_B_LEFT: | |
6338 button = MOUSE_LEFT; | |
6339 break; | |
6340 case GPM_B_MIDDLE: | |
6341 button = MOUSE_MIDDLE; | |
6342 break; | |
6343 case GPM_B_RIGHT: | |
6344 button = MOUSE_RIGHT; | |
6345 break; | |
6346 default: | |
6347 return 0; | |
6348 /*Don't know what to do. Can more than one button be | |
6349 * reported in one event? */ | |
6350 } | |
6351 string[3] = (char_u)(button | 0x20); | |
6352 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1); | |
6353 break; | |
6354 case GPM_UP: | |
6355 string[3] = MOUSE_RELEASE; | |
6356 old_buttons &= ~gpm_event.buttons; | |
6357 break; | |
6358 default: | |
6359 return 0; | |
6360 } | |
6361 /*This code is based on gui_x11_mouse_cb in gui_x11.c */ | |
6362 gpm_modifiers = gpm_event.modifiers; | |
6363 vim_modifiers = 0x0; | |
6364 /* I ignore capslock stats. Aren't we all just hate capslock mixing with | |
6365 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and | |
6366 * K_CAPSSHIFT is defined 8, so it probably isn't even reported | |
6367 */ | |
6368 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL))) | |
6369 vim_modifiers |= MOUSE_SHIFT; | |
6370 | |
6371 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL))) | |
6372 vim_modifiers |= MOUSE_CTRL; | |
6373 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR))) | |
6374 vim_modifiers |= MOUSE_ALT; | |
6375 string[3] |= vim_modifiers; | |
6376 string[4] = (char_u)(col + ' ' + 1); | |
6377 string[5] = (char_u)(row + ' ' + 1); | |
6378 add_to_input_buf(string, 6); | |
6379 return 6; | |
6380 } | |
6381 #endif /* FEAT_MOUSE_GPM */ | |
6382 | |
1620 | 6383 #ifdef FEAT_SYSMOUSE |
6384 /* | |
6385 * Initialize connection with sysmouse. | |
6386 * Let virtual console inform us with SIGUSR2 for pending sysmouse | |
6387 * output, any sysmouse output than will be processed via sig_sysmouse(). | |
6388 * Return OK if succeeded, FAIL if failed. | |
6389 */ | |
6390 static int | |
6391 sysmouse_open() | |
6392 { | |
6393 struct mouse_info mouse; | |
6394 | |
6395 mouse.operation = MOUSE_MODE; | |
6396 mouse.u.mode.mode = 0; | |
6397 mouse.u.mode.signal = SIGUSR2; | |
6398 if (ioctl(1, CONS_MOUSECTL, &mouse) != -1) | |
6399 { | |
6400 signal(SIGUSR2, (RETSIGTYPE (*)())sig_sysmouse); | |
6401 mouse.operation = MOUSE_SHOW; | |
6402 ioctl(1, CONS_MOUSECTL, &mouse); | |
6403 return OK; | |
6404 } | |
6405 return FAIL; | |
6406 } | |
6407 | |
6408 /* | |
6409 * Stop processing SIGUSR2 signals, and also make sure that | |
6410 * virtual console do not send us any sysmouse related signal. | |
6411 */ | |
6412 static void | |
6413 sysmouse_close() | |
6414 { | |
6415 struct mouse_info mouse; | |
6416 | |
6417 signal(SIGUSR2, restricted ? SIG_IGN : SIG_DFL); | |
6418 mouse.operation = MOUSE_MODE; | |
6419 mouse.u.mode.mode = 0; | |
6420 mouse.u.mode.signal = 0; | |
6421 ioctl(1, CONS_MOUSECTL, &mouse); | |
6422 } | |
6423 | |
6424 /* | |
6425 * Gets info from sysmouse and adds special keys to input buf. | |
6426 */ | |
6427 static RETSIGTYPE | |
6428 sig_sysmouse SIGDEFARG(sigarg) | |
6429 { | |
6430 struct mouse_info mouse; | |
6431 struct video_info video; | |
6432 char_u string[6]; | |
6433 int row, col; | |
6434 int button; | |
6435 int buttons; | |
6436 static int oldbuttons = 0; | |
6437 | |
6438 #ifdef FEAT_GUI | |
6439 /* Don't put events in the input queue now. */ | |
6440 if (hold_gui_events) | |
6441 return; | |
6442 #endif | |
6443 | |
6444 mouse.operation = MOUSE_GETINFO; | |
6445 if (ioctl(1, FBIO_GETMODE, &video.vi_mode) != -1 | |
6446 && ioctl(1, FBIO_MODEINFO, &video) != -1 | |
6447 && ioctl(1, CONS_MOUSECTL, &mouse) != -1 | |
6448 && video.vi_cheight > 0 && video.vi_cwidth > 0) | |
6449 { | |
6450 row = mouse.u.data.y / video.vi_cheight; | |
6451 col = mouse.u.data.x / video.vi_cwidth; | |
6452 buttons = mouse.u.data.buttons; | |
6453 string[0] = ESC; /* Our termcode */ | |
6454 string[1] = 'M'; | |
6455 string[2] = 'S'; | |
6456 if (oldbuttons == buttons && buttons != 0) | |
6457 { | |
6458 button = MOUSE_DRAG; | |
6459 } | |
6460 else | |
6461 { | |
6462 switch (buttons) | |
6463 { | |
6464 case 0: | |
6465 button = MOUSE_RELEASE; | |
6466 break; | |
6467 case 1: | |
6468 button = MOUSE_LEFT; | |
6469 break; | |
6470 case 2: | |
6471 button = MOUSE_MIDDLE; | |
6472 break; | |
6473 case 4: | |
6474 button = MOUSE_RIGHT; | |
6475 break; | |
6476 default: | |
6477 return; | |
6478 } | |
6479 oldbuttons = buttons; | |
6480 } | |
6481 string[3] = (char_u)(button); | |
6482 string[4] = (char_u)(col + ' ' + 1); | |
6483 string[5] = (char_u)(row + ' ' + 1); | |
6484 add_to_input_buf(string, 6); | |
6485 } | |
6486 return; | |
6487 } | |
6488 #endif /* FEAT_SYSMOUSE */ | |
6489 | |
7 | 6490 #if defined(FEAT_LIBCALL) || defined(PROTO) |
6491 typedef char_u * (*STRPROCSTR)__ARGS((char_u *)); | |
6492 typedef char_u * (*INTPROCSTR)__ARGS((int)); | |
6493 typedef int (*STRPROCINT)__ARGS((char_u *)); | |
6494 typedef int (*INTPROCINT)__ARGS((int)); | |
6495 | |
6496 /* | |
6497 * Call a DLL routine which takes either a string or int param | |
6498 * and returns an allocated string. | |
6499 */ | |
6500 int | |
6501 mch_libcall(libname, funcname, argstring, argint, string_result, number_result) | |
6502 char_u *libname; | |
6503 char_u *funcname; | |
6504 char_u *argstring; /* NULL when using a argint */ | |
6505 int argint; | |
6506 char_u **string_result;/* NULL when using number_result */ | |
6507 int *number_result; | |
6508 { | |
6509 # if defined(USE_DLOPEN) | |
6510 void *hinstLib; | |
12 | 6511 char *dlerr = NULL; |
7 | 6512 # else |
6513 shl_t hinstLib; | |
6514 # endif | |
6515 STRPROCSTR ProcAdd; | |
6516 INTPROCSTR ProcAddI; | |
6517 char_u *retval_str = NULL; | |
6518 int retval_int = 0; | |
6519 int success = FALSE; | |
6520 | |
900 | 6521 /* |
6522 * Get a handle to the DLL module. | |
6523 */ | |
7 | 6524 # if defined(USE_DLOPEN) |
900 | 6525 /* First clear any error, it's not cleared by the dlopen() call. */ |
6526 (void)dlerror(); | |
6527 | |
7 | 6528 hinstLib = dlopen((char *)libname, RTLD_LAZY |
6529 # ifdef RTLD_LOCAL | |
6530 | RTLD_LOCAL | |
6531 # endif | |
6532 ); | |
12 | 6533 if (hinstLib == NULL) |
6534 { | |
6535 /* "dlerr" must be used before dlclose() */ | |
6536 dlerr = (char *)dlerror(); | |
6537 if (dlerr != NULL) | |
6538 EMSG2(_("dlerror = \"%s\""), dlerr); | |
6539 } | |
7 | 6540 # else |
6541 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L); | |
6542 # endif | |
6543 | |
6544 /* If the handle is valid, try to get the function address. */ | |
6545 if (hinstLib != NULL) | |
6546 { | |
6547 # ifdef HAVE_SETJMP_H | |
6548 /* | |
6549 * Catch a crash when calling the library function. For example when | |
6550 * using a number where a string pointer is expected. | |
6551 */ | |
6552 mch_startjmp(); | |
6553 if (SETJMP(lc_jump_env) != 0) | |
6554 { | |
6555 success = FALSE; | |
857 | 6556 # if defined(USE_DLOPEN) |
12 | 6557 dlerr = NULL; |
857 | 6558 # endif |
7 | 6559 mch_didjmp(); |
6560 } | |
6561 else | |
6562 # endif | |
6563 { | |
6564 retval_str = NULL; | |
6565 retval_int = 0; | |
6566 | |
6567 if (argstring != NULL) | |
6568 { | |
6569 # if defined(USE_DLOPEN) | |
6570 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
12 | 6571 dlerr = (char *)dlerror(); |
7 | 6572 # else |
6573 if (shl_findsym(&hinstLib, (const char *)funcname, | |
6574 TYPE_PROCEDURE, (void *)&ProcAdd) < 0) | |
6575 ProcAdd = NULL; | |
6576 # endif | |
12 | 6577 if ((success = (ProcAdd != NULL |
6578 # if defined(USE_DLOPEN) | |
6579 && dlerr == NULL | |
6580 # endif | |
6581 ))) | |
7 | 6582 { |
6583 if (string_result == NULL) | |
6584 retval_int = ((STRPROCINT)ProcAdd)(argstring); | |
6585 else | |
6586 retval_str = (ProcAdd)(argstring); | |
6587 } | |
6588 } | |
6589 else | |
6590 { | |
6591 # if defined(USE_DLOPEN) | |
6592 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
12 | 6593 dlerr = (char *)dlerror(); |
7 | 6594 # else |
6595 if (shl_findsym(&hinstLib, (const char *)funcname, | |
6596 TYPE_PROCEDURE, (void *)&ProcAddI) < 0) | |
6597 ProcAddI = NULL; | |
6598 # endif | |
12 | 6599 if ((success = (ProcAddI != NULL |
6600 # if defined(USE_DLOPEN) | |
6601 && dlerr == NULL | |
6602 # endif | |
6603 ))) | |
7 | 6604 { |
6605 if (string_result == NULL) | |
6606 retval_int = ((INTPROCINT)ProcAddI)(argint); | |
6607 else | |
6608 retval_str = (ProcAddI)(argint); | |
6609 } | |
6610 } | |
6611 | |
6612 /* Save the string before we free the library. */ | |
6613 /* Assume that a "1" or "-1" result is an illegal pointer. */ | |
6614 if (string_result == NULL) | |
6615 *number_result = retval_int; | |
6616 else if (retval_str != NULL | |
6617 && retval_str != (char_u *)1 | |
6618 && retval_str != (char_u *)-1) | |
6619 *string_result = vim_strsave(retval_str); | |
6620 } | |
6621 | |
6622 # ifdef HAVE_SETJMP_H | |
6623 mch_endjmp(); | |
6624 # ifdef SIGHASARG | |
6625 if (lc_signal != 0) | |
6626 { | |
6627 int i; | |
6628 | |
6629 /* try to find the name of this signal */ | |
6630 for (i = 0; signal_info[i].sig != -1; i++) | |
6631 if (lc_signal == signal_info[i].sig) | |
6632 break; | |
6633 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name); | |
6634 } | |
6635 # endif | |
6636 # endif | |
6637 | |
12 | 6638 # if defined(USE_DLOPEN) |
6639 /* "dlerr" must be used before dlclose() */ | |
6640 if (dlerr != NULL) | |
6641 EMSG2(_("dlerror = \"%s\""), dlerr); | |
6642 | |
7 | 6643 /* Free the DLL module. */ |
6644 (void)dlclose(hinstLib); | |
6645 # else | |
6646 (void)shl_unload(hinstLib); | |
6647 # endif | |
6648 } | |
6649 | |
6650 if (!success) | |
6651 { | |
6652 EMSG2(_(e_libcall), funcname); | |
6653 return FAIL; | |
6654 } | |
6655 | |
6656 return OK; | |
6657 } | |
6658 #endif | |
6659 | |
6660 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO) | |
6661 static int xterm_trace = -1; /* default: disabled */ | |
6662 static int xterm_button; | |
6663 | |
6664 /* | |
6665 * Setup a dummy window for X selections in a terminal. | |
6666 */ | |
6667 void | |
6668 setup_term_clip() | |
6669 { | |
6670 int z = 0; | |
6671 char *strp = ""; | |
6672 Widget AppShell; | |
6673 | |
6674 if (!x_connect_to_server()) | |
6675 return; | |
6676 | |
6677 open_app_context(); | |
6678 if (app_context != NULL && xterm_Shell == (Widget)0) | |
6679 { | |
6680 int (*oldhandler)(); | |
6681 #if defined(HAVE_SETJMP_H) | |
6682 int (*oldIOhandler)(); | |
6683 #endif | |
6684 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
6685 struct timeval start_tv; | |
6686 | |
6687 if (p_verbose > 0) | |
6688 gettimeofday(&start_tv, NULL); | |
6689 # endif | |
6690 | |
6691 /* Ignore X errors while opening the display */ | |
6692 oldhandler = XSetErrorHandler(x_error_check); | |
6693 | |
6694 #if defined(HAVE_SETJMP_H) | |
6695 /* Ignore X IO errors while opening the display */ | |
6696 oldIOhandler = XSetIOErrorHandler(x_IOerror_check); | |
6697 mch_startjmp(); | |
6698 if (SETJMP(lc_jump_env) != 0) | |
6699 { | |
6700 mch_didjmp(); | |
6701 xterm_dpy = NULL; | |
6702 } | |
6703 else | |
6704 #endif | |
6705 { | |
6706 xterm_dpy = XtOpenDisplay(app_context, xterm_display, | |
6707 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp); | |
6708 #if defined(HAVE_SETJMP_H) | |
6709 mch_endjmp(); | |
6710 #endif | |
6711 } | |
6712 | |
6713 #if defined(HAVE_SETJMP_H) | |
6714 /* Now handle X IO errors normally. */ | |
6715 (void)XSetIOErrorHandler(oldIOhandler); | |
6716 #endif | |
6717 /* Now handle X errors normally. */ | |
6718 (void)XSetErrorHandler(oldhandler); | |
6719 | |
6720 if (xterm_dpy == NULL) | |
6721 { | |
6722 if (p_verbose > 0) | |
292 | 6723 verb_msg((char_u *)_("Opening the X display failed")); |
7 | 6724 return; |
6725 } | |
6726 | |
6727 /* Catch terminating error of the X server connection. */ | |
6728 (void)XSetIOErrorHandler(x_IOerror_handler); | |
6729 | |
6730 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
6731 if (p_verbose > 0) | |
292 | 6732 { |
6733 verbose_enter(); | |
7 | 6734 xopen_message(&start_tv); |
292 | 6735 verbose_leave(); |
6736 } | |
7 | 6737 # endif |
6738 | |
6739 /* Create a Shell to make converters work. */ | |
6740 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm", | |
6741 applicationShellWidgetClass, xterm_dpy, | |
6742 NULL); | |
6743 if (AppShell == (Widget)0) | |
6744 return; | |
6745 xterm_Shell = XtVaCreatePopupShell("VIM", | |
6746 topLevelShellWidgetClass, AppShell, | |
6747 XtNmappedWhenManaged, 0, | |
6748 XtNwidth, 1, | |
6749 XtNheight, 1, | |
6750 NULL); | |
6751 if (xterm_Shell == (Widget)0) | |
6752 return; | |
6753 | |
6754 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
|
6755 x11_setup_selection(xterm_Shell); |
7 | 6756 if (x11_display == NULL) |
6757 x11_display = xterm_dpy; | |
6758 | |
6759 XtRealizeWidget(xterm_Shell); | |
6760 XSync(xterm_dpy, False); | |
6761 xterm_update(); | |
6762 } | |
6763 if (xterm_Shell != (Widget)0) | |
6764 { | |
6765 clip_init(TRUE); | |
6766 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL) | |
6767 x11_window = (Window)atol(strp); | |
6768 /* Check if $WINDOWID is valid. */ | |
6769 if (test_x11_window(xterm_dpy) == FAIL) | |
6770 x11_window = 0; | |
6771 if (x11_window != 0) | |
6772 xterm_trace = 0; | |
6773 } | |
6774 } | |
6775 | |
6776 void | |
6777 start_xterm_trace(button) | |
6778 int button; | |
6779 { | |
6780 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0) | |
6781 return; | |
6782 xterm_trace = 1; | |
6783 xterm_button = button; | |
6784 do_xterm_trace(); | |
6785 } | |
6786 | |
6787 | |
6788 void | |
6789 stop_xterm_trace() | |
6790 { | |
6791 if (xterm_trace < 0) | |
6792 return; | |
6793 xterm_trace = 0; | |
6794 } | |
6795 | |
6796 /* | |
6797 * Query the xterm pointer and generate mouse termcodes if necessary | |
6798 * return TRUE if dragging is active, else FALSE | |
6799 */ | |
6800 static int | |
6801 do_xterm_trace() | |
6802 { | |
6803 Window root, child; | |
6804 int root_x, root_y; | |
6805 int win_x, win_y; | |
6806 int row, col; | |
6807 int_u mask_return; | |
6808 char_u buf[50]; | |
6809 char_u *strp; | |
6810 long got_hints; | |
6811 static char_u *mouse_code; | |
6812 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER}; | |
6813 static int prev_row = 0, prev_col = 0; | |
6814 static XSizeHints xterm_hints; | |
6815 | |
6816 if (xterm_trace <= 0) | |
6817 return FALSE; | |
6818 | |
6819 if (xterm_trace == 1) | |
6820 { | |
6821 /* Get the hints just before tracking starts. The font size might | |
1510 | 6822 * have changed recently. */ |
6823 if (!XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints) | |
6824 || !(got_hints & PResizeInc) | |
7 | 6825 || xterm_hints.width_inc <= 1 |
6826 || xterm_hints.height_inc <= 1) | |
6827 { | |
6828 xterm_trace = -1; /* Not enough data -- disable tracing */ | |
6829 return FALSE; | |
6830 } | |
6831 | |
6832 /* Rely on the same mouse code for the duration of this */ | |
6833 mouse_code = find_termcode(mouse_name); | |
6834 prev_row = mouse_row; | |
6835 prev_row = mouse_col; | |
6836 xterm_trace = 2; | |
6837 | |
6838 /* Find the offset of the chars, there might be a scrollbar on the | |
6839 * left of the window and/or a menu on the top (eterm etc.) */ | |
6840 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
6841 &win_x, &win_y, &mask_return); | |
6842 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row) | |
6843 - (xterm_hints.height_inc / 2); | |
6844 if (xterm_hints.y <= xterm_hints.height_inc / 2) | |
6845 xterm_hints.y = 2; | |
6846 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col) | |
6847 - (xterm_hints.width_inc / 2); | |
6848 if (xterm_hints.x <= xterm_hints.width_inc / 2) | |
6849 xterm_hints.x = 2; | |
6850 return TRUE; | |
6851 } | |
2768 | 6852 if (mouse_code == NULL || STRLEN(mouse_code) > 45) |
7 | 6853 { |
6854 xterm_trace = 0; | |
6855 return FALSE; | |
6856 } | |
6857 | |
6858 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
6859 &win_x, &win_y, &mask_return); | |
6860 | |
6861 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc); | |
6862 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc); | |
6863 if (row == prev_row && col == prev_col) | |
6864 return TRUE; | |
6865 | |
6866 STRCPY(buf, mouse_code); | |
6867 strp = buf + STRLEN(buf); | |
6868 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20; | |
6869 *strp++ = (char_u)(col + ' ' + 1); | |
6870 *strp++ = (char_u)(row + ' ' + 1); | |
6871 *strp = 0; | |
6872 add_to_input_buf(buf, STRLEN(buf)); | |
6873 | |
6874 prev_row = row; | |
6875 prev_col = col; | |
6876 return TRUE; | |
6877 } | |
6878 | |
6879 # if defined(FEAT_GUI) || defined(PROTO) | |
6880 /* | |
6881 * Destroy the display, window and app_context. Required for GTK. | |
6882 */ | |
6883 void | |
6884 clear_xterm_clip() | |
6885 { | |
6886 if (xterm_Shell != (Widget)0) | |
6887 { | |
6888 XtDestroyWidget(xterm_Shell); | |
6889 xterm_Shell = (Widget)0; | |
6890 } | |
6891 if (xterm_dpy != NULL) | |
6892 { | |
1605 | 6893 # if 0 |
7 | 6894 /* Lesstif and Solaris crash here, lose some memory */ |
6895 XtCloseDisplay(xterm_dpy); | |
1605 | 6896 # endif |
7 | 6897 if (x11_display == xterm_dpy) |
6898 x11_display = NULL; | |
6899 xterm_dpy = NULL; | |
6900 } | |
1605 | 6901 # if 0 |
7 | 6902 if (app_context != (XtAppContext)NULL) |
6903 { | |
6904 /* Lesstif and Solaris crash here, lose some memory */ | |
6905 XtDestroyApplicationContext(app_context); | |
6906 app_context = (XtAppContext)NULL; | |
6907 } | |
1605 | 6908 # endif |
7 | 6909 } |
6910 # endif | |
6911 | |
6912 /* | |
4230 | 6913 * Catch up with GUI or X events. |
6914 */ | |
6915 static void | |
6916 clip_update() | |
6917 { | |
6918 # ifdef FEAT_GUI | |
6919 if (gui.in_use) | |
6920 gui_mch_update(); | |
6921 else | |
6922 # endif | |
6923 if (xterm_Shell != (Widget)0) | |
6924 xterm_update(); | |
6925 } | |
6926 | |
6927 /* | |
7 | 6928 * Catch up with any queued X events. This may put keyboard input into the |
6929 * input buffer, call resize call-backs, trigger timers etc. If there is | |
6930 * nothing in the X event queue (& no timers pending), then we return | |
6931 * immediately. | |
6932 */ | |
6933 static void | |
6934 xterm_update() | |
6935 { | |
6936 XEvent event; | |
6937 | |
6938 while (XtAppPending(app_context) && !vim_is_input_buf_full()) | |
6939 { | |
6940 XtAppNextEvent(app_context, &event); | |
6941 #ifdef FEAT_CLIENTSERVER | |
6942 { | |
6943 XPropertyEvent *e = (XPropertyEvent *)&event; | |
6944 | |
6945 if (e->type == PropertyNotify && e->window == commWindow | |
6946 && e->atom == commProperty && e->state == PropertyNewValue) | |
6947 serverEventProc(xterm_dpy, &event); | |
6948 } | |
6949 #endif | |
6950 XtDispatchEvent(&event); | |
6951 } | |
6952 } | |
6953 | |
6954 int | |
6955 clip_xterm_own_selection(cbd) | |
6956 VimClipboard *cbd; | |
6957 { | |
6958 if (xterm_Shell != (Widget)0) | |
6959 return clip_x11_own_selection(xterm_Shell, cbd); | |
6960 return FAIL; | |
6961 } | |
6962 | |
6963 void | |
6964 clip_xterm_lose_selection(cbd) | |
6965 VimClipboard *cbd; | |
6966 { | |
6967 if (xterm_Shell != (Widget)0) | |
6968 clip_x11_lose_selection(xterm_Shell, cbd); | |
6969 } | |
6970 | |
6971 void | |
6972 clip_xterm_request_selection(cbd) | |
6973 VimClipboard *cbd; | |
6974 { | |
6975 if (xterm_Shell != (Widget)0) | |
6976 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd); | |
6977 } | |
6978 | |
6979 void | |
6980 clip_xterm_set_selection(cbd) | |
6981 VimClipboard *cbd; | |
6982 { | |
6983 clip_x11_set_selection(cbd); | |
6984 } | |
6985 #endif | |
6986 | |
6987 | |
6988 #if defined(USE_XSMP) || defined(PROTO) | |
6989 /* | |
6990 * Code for X Session Management Protocol. | |
6991 */ | |
6992 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast)); | |
6993 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
6994 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
6995 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
6996 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData)); | |
6997 | |
6998 | |
6999 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
7000 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
7001 | |
7002 /* | |
7003 * This is our chance to ask the user if they want to save, | |
7004 * or abort the logout | |
7005 */ | |
7006 static void | |
7007 xsmp_handle_interaction(smc_conn, client_data) | |
7008 SmcConn smc_conn; | |
1883 | 7009 SmPointer client_data UNUSED; |
7 | 7010 { |
7011 cmdmod_T save_cmdmod; | |
7012 int cancel_shutdown = False; | |
7013 | |
7014 save_cmdmod = cmdmod; | |
7015 cmdmod.confirm = TRUE; | |
7016 if (check_changed_any(FALSE)) | |
7017 /* Mustn't logout */ | |
7018 cancel_shutdown = True; | |
7019 cmdmod = save_cmdmod; | |
7020 setcursor(); /* position cursor */ | |
7021 out_flush(); | |
7022 | |
7023 /* Done interaction */ | |
7024 SmcInteractDone(smc_conn, cancel_shutdown); | |
7025 | |
7026 /* Finish off | |
7027 * Only end save-yourself here if we're not cancelling shutdown; | |
7028 * we'll get a cancelled callback later in which we'll end it. | |
7029 * Hopefully get around glitchy SMs (like GNOME-1) | |
7030 */ | |
7031 if (!cancel_shutdown) | |
7032 { | |
7033 xsmp.save_yourself = False; | |
7034 SmcSaveYourselfDone(smc_conn, True); | |
7035 } | |
7036 } | |
7037 # endif | |
7038 | |
7039 /* | |
7040 * Callback that starts save-yourself. | |
7041 */ | |
7042 static void | |
7043 xsmp_handle_save_yourself(smc_conn, client_data, save_type, | |
7044 shutdown, interact_style, fast) | |
7045 SmcConn smc_conn; | |
1883 | 7046 SmPointer client_data UNUSED; |
7047 int save_type UNUSED; | |
7 | 7048 Bool shutdown; |
1883 | 7049 int interact_style UNUSED; |
7050 Bool fast UNUSED; | |
7 | 7051 { |
7052 /* Handle already being in saveyourself */ | |
7053 if (xsmp.save_yourself) | |
7054 SmcSaveYourselfDone(smc_conn, True); | |
7055 xsmp.save_yourself = True; | |
7056 xsmp.shutdown = shutdown; | |
7057 | |
7058 /* First up, preserve all files */ | |
7059 out_flush(); | |
7060 ml_sync_all(FALSE, FALSE); /* preserve all swap files */ | |
7061 | |
7062 if (p_verbose > 0) | |
292 | 7063 verb_msg((char_u *)_("XSMP handling save-yourself request")); |
7 | 7064 |
7065 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
7066 /* Now see if we can ask about unsaved files */ | |
7067 if (shutdown && !fast && gui.in_use) | |
7068 /* Need to interact with user, but need SM's permission */ | |
7069 SmcInteractRequest(smc_conn, SmDialogError, | |
7070 xsmp_handle_interaction, client_data); | |
7071 else | |
7072 # endif | |
7073 { | |
7074 /* Can stop the cycle here */ | |
7075 SmcSaveYourselfDone(smc_conn, True); | |
7076 xsmp.save_yourself = False; | |
7077 } | |
7078 } | |
7079 | |
7080 | |
7081 /* | |
7082 * Callback to warn us of imminent death. | |
7083 */ | |
7084 static void | |
7085 xsmp_die(smc_conn, client_data) | |
1883 | 7086 SmcConn smc_conn UNUSED; |
7087 SmPointer client_data UNUSED; | |
7 | 7088 { |
7089 xsmp_close(); | |
7090 | |
7091 /* quit quickly leaving swapfiles for modified buffers behind */ | |
7092 getout_preserve_modified(0); | |
7093 } | |
7094 | |
7095 | |
7096 /* | |
7097 * Callback to tell us that save-yourself has completed. | |
7098 */ | |
7099 static void | |
7100 xsmp_save_complete(smc_conn, client_data) | |
1883 | 7101 SmcConn smc_conn UNUSED; |
7102 SmPointer client_data UNUSED; | |
7 | 7103 { |
7104 xsmp.save_yourself = False; | |
7105 } | |
7106 | |
7107 | |
7108 /* | |
7109 * Callback to tell us that an instigated shutdown was cancelled | |
7110 * (maybe even by us) | |
7111 */ | |
7112 static void | |
7113 xsmp_shutdown_cancelled(smc_conn, client_data) | |
7114 SmcConn smc_conn; | |
1883 | 7115 SmPointer client_data UNUSED; |
7 | 7116 { |
7117 if (xsmp.save_yourself) | |
7118 SmcSaveYourselfDone(smc_conn, True); | |
7119 xsmp.save_yourself = False; | |
7120 xsmp.shutdown = False; | |
7121 } | |
7122 | |
7123 | |
7124 /* | |
7125 * Callback to tell us that a new ICE connection has been established. | |
7126 */ | |
7127 static void | |
7128 xsmp_ice_connection(iceConn, clientData, opening, watchData) | |
7129 IceConn iceConn; | |
1883 | 7130 IcePointer clientData UNUSED; |
7 | 7131 Bool opening; |
1883 | 7132 IcePointer *watchData UNUSED; |
7 | 7133 { |
7134 /* Intercept creation of ICE connection fd */ | |
7135 if (opening) | |
7136 { | |
7137 xsmp_icefd = IceConnectionNumber(iceConn); | |
7138 IceRemoveConnectionWatch(xsmp_ice_connection, NULL); | |
7139 } | |
7140 } | |
7141 | |
7142 | |
7143 /* Handle any ICE processing that's required; return FAIL if SM lost */ | |
7144 int | |
7145 xsmp_handle_requests() | |
7146 { | |
7147 Bool rep; | |
7148 | |
7149 if (IceProcessMessages(xsmp.iceconn, NULL, &rep) | |
7150 == IceProcessMessagesIOError) | |
7151 { | |
7152 /* Lost ICE */ | |
7153 if (p_verbose > 0) | |
292 | 7154 verb_msg((char_u *)_("XSMP lost ICE connection")); |
7 | 7155 xsmp_close(); |
7156 return FAIL; | |
7157 } | |
7158 else | |
7159 return OK; | |
7160 } | |
7161 | |
7162 static int dummy; | |
7163 | |
7164 /* Set up X Session Management Protocol */ | |
7165 void | |
7166 xsmp_init(void) | |
7167 { | |
7168 char errorstring[80]; | |
7169 SmcCallbacks smcallbacks; | |
7170 #if 0 | |
7171 SmPropValue smname; | |
7172 SmProp smnameprop; | |
7173 SmProp *smprops[1]; | |
7174 #endif | |
7175 | |
7176 if (p_verbose > 0) | |
292 | 7177 verb_msg((char_u *)_("XSMP opening connection")); |
7 | 7178 |
7179 xsmp.save_yourself = xsmp.shutdown = False; | |
7180 | |
7181 /* Set up SM callbacks - must have all, even if they're not used */ | |
7182 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself; | |
7183 smcallbacks.save_yourself.client_data = NULL; | |
7184 smcallbacks.die.callback = xsmp_die; | |
7185 smcallbacks.die.client_data = NULL; | |
7186 smcallbacks.save_complete.callback = xsmp_save_complete; | |
7187 smcallbacks.save_complete.client_data = NULL; | |
7188 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled; | |
7189 smcallbacks.shutdown_cancelled.client_data = NULL; | |
7190 | |
7191 /* Set up a watch on ICE connection creations. The "dummy" argument is | |
7192 * apparently required for FreeBSD (we get a BUS error when using NULL). */ | |
7193 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0) | |
7194 { | |
7195 if (p_verbose > 0) | |
292 | 7196 verb_msg((char_u *)_("XSMP ICE connection watch failed")); |
7 | 7197 return; |
7198 } | |
7199 | |
7200 /* Create an SM connection */ | |
7201 xsmp.smcconn = SmcOpenConnection( | |
7202 NULL, | |
7203 NULL, | |
7204 SmProtoMajor, | |
7205 SmProtoMinor, | |
7206 SmcSaveYourselfProcMask | SmcDieProcMask | |
7207 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask, | |
7208 &smcallbacks, | |
7209 NULL, | |
1605 | 7210 &xsmp.clientid, |
7 | 7211 sizeof(errorstring), |
7212 errorstring); | |
7213 if (xsmp.smcconn == NULL) | |
7214 { | |
7215 char errorreport[132]; | |
273 | 7216 |
292 | 7217 if (p_verbose > 0) |
7218 { | |
7219 vim_snprintf(errorreport, sizeof(errorreport), | |
273 | 7220 _("XSMP SmcOpenConnection failed: %s"), errorstring); |
292 | 7221 verb_msg((char_u *)errorreport); |
7222 } | |
7 | 7223 return; |
7224 } | |
7225 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn); | |
7226 | |
7227 #if 0 | |
7228 /* ID ourselves */ | |
7229 smname.value = "vim"; | |
7230 smname.length = 3; | |
7231 smnameprop.name = "SmProgram"; | |
7232 smnameprop.type = "SmARRAY8"; | |
7233 smnameprop.num_vals = 1; | |
7234 smnameprop.vals = &smname; | |
7235 | |
7236 smprops[0] = &smnameprop; | |
7237 SmcSetProperties(xsmp.smcconn, 1, smprops); | |
7238 #endif | |
7239 } | |
7240 | |
7241 | |
7242 /* Shut down XSMP comms. */ | |
7243 void | |
7244 xsmp_close() | |
7245 { | |
7246 if (xsmp_icefd != -1) | |
7247 { | |
7248 SmcCloseConnection(xsmp.smcconn, 0, NULL); | |
1737 | 7249 if (xsmp.clientid != NULL) |
7250 free(xsmp.clientid); | |
1605 | 7251 xsmp.clientid = NULL; |
7 | 7252 xsmp_icefd = -1; |
7253 } | |
7254 } | |
7255 #endif /* USE_XSMP */ | |
7256 | |
7257 | |
7258 #ifdef EBCDIC | |
7259 /* Translate character to its CTRL- value */ | |
7260 char CtrlTable[] = | |
7261 { | |
7262 /* 00 - 5E */ | |
7263 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7264 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7265 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7266 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7267 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7268 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7269 /* ^ */ 0x1E, | |
7270 /* - */ 0x1F, | |
7271 /* 61 - 6C */ | |
7272 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7273 /* _ */ 0x1F, | |
7274 /* 6E - 80 */ | |
7275 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7276 /* a */ 0x01, | |
7277 /* b */ 0x02, | |
7278 /* c */ 0x03, | |
7279 /* d */ 0x37, | |
7280 /* e */ 0x2D, | |
7281 /* f */ 0x2E, | |
7282 /* g */ 0x2F, | |
7283 /* h */ 0x16, | |
7284 /* i */ 0x05, | |
7285 /* 8A - 90 */ | |
7286 0, 0, 0, 0, 0, 0, 0, | |
7287 /* j */ 0x15, | |
7288 /* k */ 0x0B, | |
7289 /* l */ 0x0C, | |
7290 /* m */ 0x0D, | |
7291 /* n */ 0x0E, | |
7292 /* o */ 0x0F, | |
7293 /* p */ 0x10, | |
7294 /* q */ 0x11, | |
7295 /* r */ 0x12, | |
7296 /* 9A - A1 */ | |
7297 0, 0, 0, 0, 0, 0, 0, 0, | |
7298 /* s */ 0x13, | |
7299 /* t */ 0x3C, | |
7300 /* u */ 0x3D, | |
7301 /* v */ 0x32, | |
7302 /* w */ 0x26, | |
7303 /* x */ 0x18, | |
7304 /* y */ 0x19, | |
7305 /* z */ 0x3F, | |
7306 /* AA - AC */ | |
7307 0, 0, 0, | |
7308 /* [ */ 0x27, | |
7309 /* AE - BC */ | |
7310 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7311 /* ] */ 0x1D, | |
7312 /* BE - C0 */ 0, 0, 0, | |
7313 /* A */ 0x01, | |
7314 /* B */ 0x02, | |
7315 /* C */ 0x03, | |
7316 /* D */ 0x37, | |
7317 /* E */ 0x2D, | |
7318 /* F */ 0x2E, | |
7319 /* G */ 0x2F, | |
7320 /* H */ 0x16, | |
7321 /* I */ 0x05, | |
7322 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0, | |
7323 /* J */ 0x15, | |
7324 /* K */ 0x0B, | |
7325 /* L */ 0x0C, | |
7326 /* M */ 0x0D, | |
7327 /* N */ 0x0E, | |
7328 /* O */ 0x0F, | |
7329 /* P */ 0x10, | |
7330 /* Q */ 0x11, | |
7331 /* R */ 0x12, | |
7332 /* DA - DF */ 0, 0, 0, 0, 0, 0, | |
7333 /* \ */ 0x1C, | |
7334 /* E1 */ 0, | |
7335 /* S */ 0x13, | |
7336 /* T */ 0x3C, | |
7337 /* U */ 0x3D, | |
7338 /* V */ 0x32, | |
7339 /* W */ 0x26, | |
7340 /* X */ 0x18, | |
7341 /* Y */ 0x19, | |
7342 /* Z */ 0x3F, | |
7343 /* EA - FF*/ 0, 0, 0, 0, 0, 0, | |
7344 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7345 }; | |
7346 | |
7347 char MetaCharTable[]= | |
7348 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
7349 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0, | |
7350 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0, | |
7351 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0, | |
7352 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0 | |
7353 }; | |
7354 | |
7355 | |
7356 /* TODO: Use characters NOT numbers!!! */ | |
7357 char CtrlCharTable[]= | |
7358 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
7359 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214, | |
7360 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109, | |
7361 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199, | |
7362 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233, | |
7363 }; | |
7364 | |
7365 | |
7366 #endif |