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 #ifdef HAVE_FCNTL_H
|
|
39 # include <fcntl.h>
|
|
40 #endif
|
|
41
|
|
42 #include "os_unixx.h" /* unix includes for os_unix.c only */
|
|
43
|
|
44 #ifdef USE_XSMP
|
|
45 # include <X11/SM/SMlib.h>
|
|
46 #endif
|
|
47
|
|
48 /*
|
|
49 * Use this prototype for select, some include files have a wrong prototype
|
|
50 */
|
1076
|
51 #ifndef __TANDEM
|
|
52 # undef select
|
|
53 # ifdef __BEOS__
|
|
54 # define select beos_select
|
|
55 # endif
|
7
|
56 #endif
|
|
57
|
1102
|
58 #ifdef __CYGWIN__
|
|
59 # ifndef WIN32
|
|
60 # include <sys/cygwin.h> /* for cygwin_conv_to_posix_path() */
|
|
61 # endif
|
|
62 #endif
|
|
63
|
7
|
64 #if defined(HAVE_SELECT)
|
|
65 extern int select __ARGS((int, fd_set *, fd_set *, fd_set *, struct timeval *));
|
|
66 #endif
|
|
67
|
|
68 #ifdef FEAT_MOUSE_GPM
|
|
69 # include <gpm.h>
|
|
70 /* <linux/keyboard.h> contains defines conflicting with "keymap.h",
|
|
71 * I just copied relevant defines here. A cleaner solution would be to put gpm
|
|
72 * code into separate file and include there linux/keyboard.h
|
|
73 */
|
|
74 /* #include <linux/keyboard.h> */
|
|
75 # define KG_SHIFT 0
|
|
76 # define KG_CTRL 2
|
|
77 # define KG_ALT 3
|
|
78 # define KG_ALTGR 1
|
|
79 # define KG_SHIFTL 4
|
|
80 # define KG_SHIFTR 5
|
|
81 # define KG_CTRLL 6
|
|
82 # define KG_CTRLR 7
|
|
83 # define KG_CAPSSHIFT 8
|
|
84
|
|
85 static void gpm_close __ARGS((void));
|
|
86 static int gpm_open __ARGS((void));
|
|
87 static int mch_gpm_process __ARGS((void));
|
|
88 #endif
|
|
89
|
|
90 /*
|
|
91 * end of autoconf section. To be extended...
|
|
92 */
|
|
93
|
|
94 /* Are the following #ifdefs still required? And why? Is that for X11? */
|
|
95
|
|
96 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO)
|
|
97 # ifdef SIGWINCH
|
|
98 # undef SIGWINCH
|
|
99 # endif
|
|
100 # ifdef TIOCGWINSZ
|
|
101 # undef TIOCGWINSZ
|
|
102 # endif
|
|
103 #endif
|
|
104
|
|
105 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */
|
|
106 # define SIGWINCH SIGWINDOW
|
|
107 #endif
|
|
108
|
|
109 #ifdef FEAT_X11
|
|
110 # include <X11/Xlib.h>
|
|
111 # include <X11/Xutil.h>
|
|
112 # include <X11/Xatom.h>
|
|
113 # ifdef FEAT_XCLIPBOARD
|
|
114 # include <X11/Intrinsic.h>
|
|
115 # include <X11/Shell.h>
|
|
116 # include <X11/StringDefs.h>
|
|
117 static Widget xterm_Shell = (Widget)0;
|
|
118 static void xterm_update __ARGS((void));
|
|
119 # endif
|
|
120
|
|
121 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)
|
|
122 Window x11_window = 0;
|
|
123 # endif
|
|
124 Display *x11_display = NULL;
|
|
125
|
|
126 # ifdef FEAT_TITLE
|
|
127 static int get_x11_windis __ARGS((void));
|
|
128 static void set_x11_title __ARGS((char_u *));
|
|
129 static void set_x11_icon __ARGS((char_u *));
|
|
130 # endif
|
|
131 #endif
|
|
132
|
|
133 #ifdef FEAT_TITLE
|
|
134 static int get_x11_title __ARGS((int));
|
|
135 static int get_x11_icon __ARGS((int));
|
|
136
|
|
137 static char_u *oldtitle = NULL;
|
|
138 static int did_set_title = FALSE;
|
|
139 static char_u *oldicon = NULL;
|
|
140 static int did_set_icon = FALSE;
|
|
141 #endif
|
|
142
|
|
143 static void may_core_dump __ARGS((void));
|
|
144
|
|
145 static int WaitForChar __ARGS((long));
|
|
146 #if defined(__BEOS__)
|
|
147 int RealWaitForChar __ARGS((int, long, int *));
|
|
148 #else
|
|
149 static int RealWaitForChar __ARGS((int, long, int *));
|
|
150 #endif
|
|
151
|
|
152 #ifdef FEAT_XCLIPBOARD
|
|
153 static int do_xterm_trace __ARGS((void));
|
331
|
154 # define XT_TRACE_DELAY 50 /* delay for xterm tracing */
|
7
|
155 #endif
|
|
156
|
|
157 static void handle_resize __ARGS((void));
|
|
158
|
|
159 #if defined(SIGWINCH)
|
|
160 static RETSIGTYPE sig_winch __ARGS(SIGPROTOARG);
|
|
161 #endif
|
|
162 #if defined(SIGINT)
|
|
163 static RETSIGTYPE catch_sigint __ARGS(SIGPROTOARG);
|
|
164 #endif
|
|
165 #if defined(SIGPWR)
|
|
166 static RETSIGTYPE catch_sigpwr __ARGS(SIGPROTOARG);
|
|
167 #endif
|
|
168 #if defined(SIGALRM) && defined(FEAT_X11) \
|
|
169 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK)
|
|
170 # define SET_SIG_ALARM
|
|
171 static RETSIGTYPE sig_alarm __ARGS(SIGPROTOARG);
|
|
172 static int sig_alarm_called;
|
|
173 #endif
|
|
174 static RETSIGTYPE deathtrap __ARGS(SIGPROTOARG);
|
|
175
|
167
|
176 static void catch_int_signal __ARGS((void));
|
7
|
177 static void set_signals __ARGS((void));
|
|
178 static void catch_signals __ARGS((RETSIGTYPE (*func_deadly)(), RETSIGTYPE (*func_other)()));
|
|
179 #ifndef __EMX__
|
|
180 static int have_wildcard __ARGS((int, char_u **));
|
|
181 static int have_dollars __ARGS((int, char_u **));
|
|
182 #endif
|
|
183
|
|
184 #ifndef __EMX__
|
|
185 static int save_patterns __ARGS((int num_pat, char_u **pat, int *num_file, char_u ***file));
|
|
186 #endif
|
|
187
|
|
188 #ifndef SIG_ERR
|
|
189 # define SIG_ERR ((RETSIGTYPE (*)())-1)
|
|
190 #endif
|
|
191
|
|
192 static int do_resize = FALSE;
|
|
193 #ifndef __EMX__
|
|
194 static char_u *extra_shell_arg = NULL;
|
|
195 static int show_shell_mess = TRUE;
|
|
196 #endif
|
|
197 static int deadly_signal = 0; /* The signal we caught */
|
|
198
|
|
199 static int curr_tmode = TMODE_COOK; /* contains current terminal mode */
|
|
200
|
|
201 #ifdef USE_XSMP
|
|
202 typedef struct
|
|
203 {
|
|
204 SmcConn smcconn; /* The SM connection ID */
|
|
205 IceConn iceconn; /* The ICE connection ID */
|
|
206 Bool save_yourself; /* If we're in the middle of a save_yourself */
|
|
207 Bool shutdown; /* If we're in shutdown mode */
|
|
208 } xsmp_config_T;
|
|
209
|
|
210 static xsmp_config_T xsmp;
|
|
211 #endif
|
|
212
|
|
213 #ifdef SYS_SIGLIST_DECLARED
|
|
214 /*
|
|
215 * I have seen
|
|
216 * extern char *_sys_siglist[NSIG];
|
|
217 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings
|
|
218 * that describe the signals. That is nearly what we want here. But
|
|
219 * autoconf does only check for sys_siglist (without the underscore), I
|
|
220 * do not want to change everything today.... jw.
|
|
221 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in
|
|
222 */
|
|
223 #endif
|
|
224
|
|
225 static struct signalinfo
|
|
226 {
|
|
227 int sig; /* Signal number, eg. SIGSEGV etc */
|
|
228 char *name; /* Signal name (not char_u!). */
|
|
229 char deadly; /* Catch as a deadly signal? */
|
|
230 } signal_info[] =
|
|
231 {
|
|
232 #ifdef SIGHUP
|
|
233 {SIGHUP, "HUP", TRUE},
|
|
234 #endif
|
|
235 #ifdef SIGQUIT
|
|
236 {SIGQUIT, "QUIT", TRUE},
|
|
237 #endif
|
|
238 #ifdef SIGILL
|
|
239 {SIGILL, "ILL", TRUE},
|
|
240 #endif
|
|
241 #ifdef SIGTRAP
|
|
242 {SIGTRAP, "TRAP", TRUE},
|
|
243 #endif
|
|
244 #ifdef SIGABRT
|
|
245 {SIGABRT, "ABRT", TRUE},
|
|
246 #endif
|
|
247 #ifdef SIGEMT
|
|
248 {SIGEMT, "EMT", TRUE},
|
|
249 #endif
|
|
250 #ifdef SIGFPE
|
|
251 {SIGFPE, "FPE", TRUE},
|
|
252 #endif
|
|
253 #ifdef SIGBUS
|
|
254 {SIGBUS, "BUS", TRUE},
|
|
255 #endif
|
|
256 #ifdef SIGSEGV
|
|
257 {SIGSEGV, "SEGV", TRUE},
|
|
258 #endif
|
|
259 #ifdef SIGSYS
|
|
260 {SIGSYS, "SYS", TRUE},
|
|
261 #endif
|
|
262 #ifdef SIGALRM
|
|
263 {SIGALRM, "ALRM", FALSE}, /* Perl's alarm() can trigger it */
|
|
264 #endif
|
|
265 #ifdef SIGTERM
|
|
266 {SIGTERM, "TERM", TRUE},
|
|
267 #endif
|
|
268 #ifdef SIGVTALRM
|
|
269 {SIGVTALRM, "VTALRM", TRUE},
|
|
270 #endif
|
14
|
271 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME)
|
|
272 /* MzScheme uses SIGPROF for its own needs */
|
7
|
273 {SIGPROF, "PROF", TRUE},
|
|
274 #endif
|
|
275 #ifdef SIGXCPU
|
|
276 {SIGXCPU, "XCPU", TRUE},
|
|
277 #endif
|
|
278 #ifdef SIGXFSZ
|
|
279 {SIGXFSZ, "XFSZ", TRUE},
|
|
280 #endif
|
|
281 #ifdef SIGUSR1
|
|
282 {SIGUSR1, "USR1", TRUE},
|
|
283 #endif
|
|
284 #ifdef SIGUSR2
|
|
285 {SIGUSR2, "USR2", TRUE},
|
|
286 #endif
|
|
287 #ifdef SIGINT
|
|
288 {SIGINT, "INT", FALSE},
|
|
289 #endif
|
|
290 #ifdef SIGWINCH
|
|
291 {SIGWINCH, "WINCH", FALSE},
|
|
292 #endif
|
|
293 #ifdef SIGTSTP
|
|
294 {SIGTSTP, "TSTP", FALSE},
|
|
295 #endif
|
|
296 #ifdef SIGPIPE
|
|
297 {SIGPIPE, "PIPE", FALSE},
|
|
298 #endif
|
|
299 {-1, "Unknown!", FALSE}
|
|
300 };
|
|
301
|
|
302 void
|
|
303 mch_write(s, len)
|
|
304 char_u *s;
|
|
305 int len;
|
|
306 {
|
|
307 write(1, (char *)s, len);
|
|
308 if (p_wd) /* Unix is too fast, slow down a bit more */
|
|
309 RealWaitForChar(read_cmd_fd, p_wd, NULL);
|
|
310 }
|
|
311
|
|
312 /*
|
|
313 * mch_inchar(): low level input funcion.
|
|
314 * Get a characters from the keyboard.
|
|
315 * Return the number of characters that are available.
|
|
316 * If wtime == 0 do not wait for characters.
|
|
317 * If wtime == n wait a short time for characters.
|
|
318 * If wtime == -1 wait forever for characters.
|
|
319 */
|
|
320 int
|
|
321 mch_inchar(buf, maxlen, wtime, tb_change_cnt)
|
|
322 char_u *buf;
|
|
323 int maxlen;
|
|
324 long wtime; /* don't use "time", MIPS cannot handle it */
|
|
325 int tb_change_cnt;
|
|
326 {
|
|
327 int len;
|
|
328
|
|
329 /* Check if window changed size while we were busy, perhaps the ":set
|
|
330 * columns=99" command was used. */
|
|
331 while (do_resize)
|
|
332 handle_resize();
|
|
333
|
|
334 if (wtime >= 0)
|
|
335 {
|
|
336 while (WaitForChar(wtime) == 0) /* no character available */
|
|
337 {
|
|
338 if (!do_resize) /* return if not interrupted by resize */
|
|
339 return 0;
|
|
340 handle_resize();
|
|
341 }
|
|
342 }
|
|
343 else /* wtime == -1 */
|
|
344 {
|
|
345 /*
|
|
346 * If there is no character available within 'updatetime' seconds
|
216
|
347 * flush all the swap files to disk.
|
7
|
348 * Also done when interrupted by SIGWINCH.
|
|
349 */
|
|
350 if (WaitForChar(p_ut) == 0)
|
|
351 {
|
|
352 #ifdef FEAT_AUTOCMD
|
609
|
353 if (trigger_cursorhold() && maxlen >= 3
|
|
354 && !typebuf_changed(tb_change_cnt))
|
7
|
355 {
|
216
|
356 buf[0] = K_SPECIAL;
|
|
357 buf[1] = KS_EXTRA;
|
|
358 buf[2] = (int)KE_CURSORHOLD;
|
|
359 return 3;
|
7
|
360 }
|
216
|
361 #endif
|
369
|
362 before_blocking();
|
7
|
363 }
|
|
364 }
|
|
365
|
|
366 for (;;) /* repeat until we got a character */
|
|
367 {
|
|
368 while (do_resize) /* window changed size */
|
|
369 handle_resize();
|
|
370 /*
|
|
371 * we want to be interrupted by the winch signal
|
|
372 */
|
|
373 WaitForChar(-1L);
|
|
374 if (do_resize) /* interrupted by SIGWINCH signal */
|
|
375 continue;
|
|
376
|
|
377 /* If input was put directly in typeahead buffer bail out here. */
|
|
378 if (typebuf_changed(tb_change_cnt))
|
|
379 return 0;
|
|
380
|
|
381 /*
|
|
382 * For some terminals we only get one character at a time.
|
|
383 * We want the get all available characters, so we could keep on
|
|
384 * trying until none is available
|
|
385 * For some other terminals this is quite slow, that's why we don't do
|
|
386 * it.
|
|
387 */
|
|
388 len = read_from_input_buf(buf, (long)maxlen);
|
|
389 if (len > 0)
|
|
390 {
|
|
391 #ifdef OS2
|
|
392 int i;
|
|
393
|
|
394 for (i = 0; i < len; i++)
|
|
395 if (buf[i] == 0)
|
|
396 buf[i] = K_NUL;
|
|
397 #endif
|
|
398 return len;
|
|
399 }
|
|
400 }
|
|
401 }
|
|
402
|
|
403 static void
|
|
404 handle_resize()
|
|
405 {
|
|
406 do_resize = FALSE;
|
|
407 shell_resized();
|
|
408 }
|
|
409
|
|
410 /*
|
|
411 * return non-zero if a character is available
|
|
412 */
|
|
413 int
|
|
414 mch_char_avail()
|
|
415 {
|
|
416 return WaitForChar(0L);
|
|
417 }
|
|
418
|
|
419 #if defined(HAVE_TOTAL_MEM) || defined(PROTO)
|
|
420 # ifdef HAVE_SYS_RESOURCE_H
|
|
421 # include <sys/resource.h>
|
|
422 # endif
|
|
423 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL)
|
|
424 # include <sys/sysctl.h>
|
|
425 # endif
|
|
426 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
427 # include <sys/sysinfo.h>
|
|
428 # endif
|
|
429
|
|
430 /*
|
1110
|
431 * Return total amount of memory available in Kbyte.
|
|
432 * Doesn't change when memory has been allocated.
|
7
|
433 */
|
|
434 /* ARGSUSED */
|
|
435 long_u
|
|
436 mch_total_mem(special)
|
|
437 int special;
|
|
438 {
|
|
439 # ifdef __EMX__
|
1110
|
440 return ulimit(3, 0L) >> 10; /* always 32MB? */
|
7
|
441 # else
|
|
442 long_u mem = 0;
|
1110
|
443 long_u shiftright = 10; /* how much to shift "mem" right for Kbyte */
|
7
|
444
|
|
445 # ifdef HAVE_SYSCTL
|
|
446 int mib[2], physmem;
|
|
447 size_t len;
|
|
448
|
|
449 /* BSD way of getting the amount of RAM available. */
|
|
450 mib[0] = CTL_HW;
|
|
451 mib[1] = HW_USERMEM;
|
|
452 len = sizeof(physmem);
|
|
453 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0)
|
|
454 mem = (long_u)physmem;
|
|
455 # endif
|
|
456
|
|
457 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
458 if (mem == 0)
|
|
459 {
|
|
460 struct sysinfo sinfo;
|
|
461
|
|
462 /* Linux way of getting amount of RAM available */
|
|
463 if (sysinfo(&sinfo) == 0)
|
1110
|
464 {
|
|
465 # ifdef HAVE_SYSINFO_MEM_UNIT
|
|
466 /* avoid overflow as much as possible */
|
|
467 while (shiftright > 0 && (sinfo.mem_unit & 1) == 0)
|
|
468 {
|
|
469 sinfo.mem_unit = sinfo.mem_unit >> 1;
|
|
470 --shiftright;
|
|
471 }
|
|
472 mem = sinfo.totalram * sinfo.mem_unit;
|
|
473 # else
|
7
|
474 mem = sinfo.totalram;
|
1110
|
475 # endif
|
|
476 }
|
7
|
477 }
|
|
478 # endif
|
|
479
|
|
480 # ifdef HAVE_SYSCONF
|
|
481 if (mem == 0)
|
|
482 {
|
|
483 long pagesize, pagecount;
|
|
484
|
|
485 /* Solaris way of getting amount of RAM available */
|
|
486 pagesize = sysconf(_SC_PAGESIZE);
|
|
487 pagecount = sysconf(_SC_PHYS_PAGES);
|
|
488 if (pagesize > 0 && pagecount > 0)
|
1110
|
489 {
|
|
490 /* avoid overflow as much as possible */
|
|
491 while (shiftright > 0 && (pagesize & 1) == 0)
|
|
492 {
|
1204
|
493 pagesize = (long_u)pagesize >> 1;
|
1110
|
494 --shiftright;
|
|
495 }
|
7
|
496 mem = (long_u)pagesize * pagecount;
|
1110
|
497 }
|
7
|
498 }
|
|
499 # endif
|
|
500
|
|
501 /* Return the minimum of the physical memory and the user limit, because
|
|
502 * using more than the user limit may cause Vim to be terminated. */
|
|
503 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)
|
|
504 {
|
|
505 struct rlimit rlp;
|
|
506
|
|
507 if (getrlimit(RLIMIT_DATA, &rlp) == 0
|
|
508 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
509 # ifdef RLIM_INFINITY
|
|
510 && rlp.rlim_cur != RLIM_INFINITY
|
|
511 # endif
|
1110
|
512 && ((long_u)rlp.rlim_cur >> 10) < (mem >> shiftright)
|
7
|
513 )
|
1110
|
514 {
|
|
515 mem = (long_u)rlp.rlim_cur;
|
|
516 shiftright = 10;
|
|
517 }
|
7
|
518 }
|
|
519 # endif
|
|
520
|
|
521 if (mem > 0)
|
1110
|
522 return mem >> shiftright;
|
|
523 return (long_u)0x1fffff;
|
7
|
524 # endif
|
|
525 }
|
|
526 #endif
|
|
527
|
|
528 void
|
|
529 mch_delay(msec, ignoreinput)
|
|
530 long msec;
|
|
531 int ignoreinput;
|
|
532 {
|
|
533 int old_tmode;
|
14
|
534 #ifdef FEAT_MZSCHEME
|
|
535 long total = msec; /* remember original value */
|
|
536 #endif
|
7
|
537
|
|
538 if (ignoreinput)
|
|
539 {
|
|
540 /* Go to cooked mode without echo, to allow SIGINT interrupting us
|
|
541 * here */
|
|
542 old_tmode = curr_tmode;
|
|
543 if (curr_tmode == TMODE_RAW)
|
|
544 settmode(TMODE_SLEEP);
|
|
545
|
|
546 /*
|
|
547 * Everybody sleeps in a different way...
|
|
548 * Prefer nanosleep(), some versions of usleep() can only sleep up to
|
|
549 * one second.
|
|
550 */
|
14
|
551 #ifdef FEAT_MZSCHEME
|
|
552 do
|
|
553 {
|
|
554 /* if total is large enough, wait by portions in p_mzq */
|
|
555 if (total > p_mzq)
|
|
556 msec = p_mzq;
|
|
557 else
|
|
558 msec = total;
|
|
559 total -= msec;
|
|
560 #endif
|
7
|
561 #ifdef HAVE_NANOSLEEP
|
|
562 {
|
|
563 struct timespec ts;
|
|
564
|
|
565 ts.tv_sec = msec / 1000;
|
|
566 ts.tv_nsec = (msec % 1000) * 1000000;
|
|
567 (void)nanosleep(&ts, NULL);
|
|
568 }
|
|
569 #else
|
|
570 # ifdef HAVE_USLEEP
|
|
571 while (msec >= 1000)
|
|
572 {
|
|
573 usleep((unsigned int)(999 * 1000));
|
|
574 msec -= 999;
|
|
575 }
|
|
576 usleep((unsigned int)(msec * 1000));
|
|
577 # else
|
|
578 # ifndef HAVE_SELECT
|
|
579 poll(NULL, 0, (int)msec);
|
|
580 # else
|
|
581 # ifdef __EMX__
|
|
582 _sleep2(msec);
|
|
583 # else
|
|
584 {
|
|
585 struct timeval tv;
|
|
586
|
|
587 tv.tv_sec = msec / 1000;
|
|
588 tv.tv_usec = (msec % 1000) * 1000;
|
|
589 /*
|
|
590 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get
|
|
591 * a patch from Sun to fix this. Reported by Gunnar Pedersen.
|
|
592 */
|
|
593 select(0, NULL, NULL, NULL, &tv);
|
|
594 }
|
|
595 # endif /* __EMX__ */
|
|
596 # endif /* HAVE_SELECT */
|
|
597 # endif /* HAVE_NANOSLEEP */
|
|
598 #endif /* HAVE_USLEEP */
|
14
|
599 #ifdef FEAT_MZSCHEME
|
|
600 }
|
|
601 while (total > 0);
|
|
602 #endif
|
7
|
603
|
|
604 settmode(old_tmode);
|
|
605 }
|
|
606 else
|
|
607 WaitForChar(msec);
|
|
608 }
|
|
609
|
180
|
610 #if 0 /* disabled, no longer needed now that regmatch() is not recursive */
|
|
611 # if defined(HAVE_GETRLIMIT)
|
|
612 # define HAVE_STACK_LIMIT
|
|
613 # endif
|
|
614 #endif
|
|
615
|
|
616 #if defined(HAVE_STACK_LIMIT) \
|
7
|
617 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK))
|
|
618 # define HAVE_CHECK_STACK_GROWTH
|
|
619 /*
|
|
620 * Support for checking for an almost-out-of-stack-space situation.
|
|
621 */
|
|
622
|
|
623 /*
|
|
624 * Return a pointer to an item on the stack. Used to find out if the stack
|
|
625 * grows up or down.
|
|
626 */
|
|
627 static void check_stack_growth __ARGS((char *p));
|
|
628 static int stack_grows_downwards;
|
|
629
|
|
630 /*
|
|
631 * Find out if the stack grows upwards or downwards.
|
|
632 * "p" points to a variable on the stack of the caller.
|
|
633 */
|
|
634 static void
|
|
635 check_stack_growth(p)
|
|
636 char *p;
|
|
637 {
|
|
638 int i;
|
|
639
|
|
640 stack_grows_downwards = (p > (char *)&i);
|
|
641 }
|
|
642 #endif
|
|
643
|
180
|
644 #if defined(HAVE_STACK_LIMIT) || defined(PROTO)
|
7
|
645 static char *stack_limit = NULL;
|
|
646
|
|
647 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
648 # include <pthread.h>
|
|
649 # include <pthread_np.h>
|
|
650 #endif
|
|
651
|
|
652 /*
|
|
653 * Find out until how var the stack can grow without getting into trouble.
|
|
654 * Called when starting up and when switching to the signal stack in
|
|
655 * deathtrap().
|
|
656 */
|
|
657 static void
|
|
658 get_stack_limit()
|
|
659 {
|
|
660 struct rlimit rlp;
|
|
661 int i;
|
|
662 long lim;
|
|
663
|
|
664 /* Set the stack limit to 15/16 of the allowable size. Skip this when the
|
|
665 * limit doesn't fit in a long (rlim_cur might be "long long"). */
|
|
666 if (getrlimit(RLIMIT_STACK, &rlp) == 0
|
|
667 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
668 # ifdef RLIM_INFINITY
|
|
669 && rlp.rlim_cur != RLIM_INFINITY
|
|
670 # endif
|
|
671 )
|
|
672 {
|
|
673 lim = (long)rlp.rlim_cur;
|
|
674 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
675 {
|
|
676 pthread_attr_t attr;
|
|
677 size_t size;
|
|
678
|
|
679 /* On FreeBSD the initial thread always has a fixed stack size, no
|
|
680 * matter what the limits are set to. Normally it's 1 Mbyte. */
|
|
681 pthread_attr_init(&attr);
|
|
682 if (pthread_attr_get_np(pthread_self(), &attr) == 0)
|
|
683 {
|
|
684 pthread_attr_getstacksize(&attr, &size);
|
|
685 if (lim > (long)size)
|
|
686 lim = (long)size;
|
|
687 }
|
|
688 pthread_attr_destroy(&attr);
|
|
689 }
|
|
690 #endif
|
|
691 if (stack_grows_downwards)
|
|
692 {
|
|
693 stack_limit = (char *)((long)&i - (lim / 16L * 15L));
|
|
694 if (stack_limit >= (char *)&i)
|
|
695 /* overflow, set to 1/16 of current stack position */
|
|
696 stack_limit = (char *)((long)&i / 16L);
|
|
697 }
|
|
698 else
|
|
699 {
|
|
700 stack_limit = (char *)((long)&i + (lim / 16L * 15L));
|
|
701 if (stack_limit <= (char *)&i)
|
|
702 stack_limit = NULL; /* overflow */
|
|
703 }
|
|
704 }
|
|
705 }
|
|
706
|
|
707 /*
|
|
708 * Return FAIL when running out of stack space.
|
|
709 * "p" must point to any variable local to the caller that's on the stack.
|
|
710 */
|
|
711 int
|
|
712 mch_stackcheck(p)
|
|
713 char *p;
|
|
714 {
|
|
715 if (stack_limit != NULL)
|
|
716 {
|
|
717 if (stack_grows_downwards)
|
|
718 {
|
|
719 if (p < stack_limit)
|
|
720 return FAIL;
|
|
721 }
|
|
722 else if (p > stack_limit)
|
|
723 return FAIL;
|
|
724 }
|
|
725 return OK;
|
|
726 }
|
|
727 #endif
|
|
728
|
|
729 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
730 /*
|
|
731 * Support for using the signal stack.
|
|
732 * This helps when we run out of stack space, which causes a SIGSEGV. The
|
|
733 * signal handler then must run on another stack, since the normal stack is
|
|
734 * completely full.
|
|
735 */
|
|
736
|
|
737 #ifndef SIGSTKSZ
|
|
738 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */
|
|
739 #endif
|
|
740
|
|
741 # ifdef HAVE_SIGALTSTACK
|
|
742 static stack_t sigstk; /* for sigaltstack() */
|
|
743 # else
|
|
744 static struct sigstack sigstk; /* for sigstack() */
|
|
745 # endif
|
|
746
|
|
747 static void init_signal_stack __ARGS((void));
|
|
748 static char *signal_stack;
|
|
749
|
|
750 static void
|
|
751 init_signal_stack()
|
|
752 {
|
|
753 if (signal_stack != NULL)
|
|
754 {
|
|
755 # ifdef HAVE_SIGALTSTACK
|
1375
|
756 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \
|
|
757 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040)
|
7
|
758 /* missing prototype. Adding it to osdef?.h.in doesn't work, because
|
|
759 * "struct sigaltstack" needs to be declared. */
|
|
760 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss));
|
|
761 # endif
|
|
762
|
|
763 # ifdef HAVE_SS_BASE
|
|
764 sigstk.ss_base = signal_stack;
|
|
765 # else
|
|
766 sigstk.ss_sp = signal_stack;
|
|
767 # endif
|
|
768 sigstk.ss_size = SIGSTKSZ;
|
|
769 sigstk.ss_flags = 0;
|
|
770 (void)sigaltstack(&sigstk, NULL);
|
|
771 # else
|
|
772 sigstk.ss_sp = signal_stack;
|
|
773 if (stack_grows_downwards)
|
|
774 sigstk.ss_sp += SIGSTKSZ - 1;
|
|
775 sigstk.ss_onstack = 0;
|
|
776 (void)sigstack(&sigstk, NULL);
|
|
777 # endif
|
|
778 }
|
|
779 }
|
|
780 #endif
|
|
781
|
|
782 /*
|
|
783 * We need correct potatotypes for a signal function, otherwise mean compilers
|
|
784 * will barf when the second argument to signal() is ``wrong''.
|
|
785 * Let me try it with a few tricky defines from my own osdef.h (jw).
|
|
786 */
|
|
787 #if defined(SIGWINCH)
|
|
788 /* ARGSUSED */
|
|
789 static RETSIGTYPE
|
|
790 sig_winch SIGDEFARG(sigarg)
|
|
791 {
|
|
792 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
793 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
794 do_resize = TRUE;
|
|
795 SIGRETURN;
|
|
796 }
|
|
797 #endif
|
|
798
|
|
799 #if defined(SIGINT)
|
|
800 /* ARGSUSED */
|
|
801 static RETSIGTYPE
|
|
802 catch_sigint SIGDEFARG(sigarg)
|
|
803 {
|
|
804 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
805 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
806 got_int = TRUE;
|
|
807 SIGRETURN;
|
|
808 }
|
|
809 #endif
|
|
810
|
|
811 #if defined(SIGPWR)
|
|
812 /* ARGSUSED */
|
|
813 static RETSIGTYPE
|
|
814 catch_sigpwr SIGDEFARG(sigarg)
|
|
815 {
|
37
|
816 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
817 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr);
|
7
|
818 /*
|
|
819 * I'm not sure we get the SIGPWR signal when the system is really going
|
|
820 * down or when the batteries are almost empty. Just preserve the swap
|
|
821 * files and don't exit, that can't do any harm.
|
|
822 */
|
|
823 ml_sync_all(FALSE, FALSE);
|
|
824 SIGRETURN;
|
|
825 }
|
|
826 #endif
|
|
827
|
|
828 #ifdef SET_SIG_ALARM
|
|
829 /*
|
|
830 * signal function for alarm().
|
|
831 */
|
|
832 /* ARGSUSED */
|
|
833 static RETSIGTYPE
|
|
834 sig_alarm SIGDEFARG(sigarg)
|
|
835 {
|
|
836 /* doesn't do anything, just to break a system call */
|
|
837 sig_alarm_called = TRUE;
|
|
838 SIGRETURN;
|
|
839 }
|
|
840 #endif
|
|
841
|
188
|
842 #if (defined(HAVE_SETJMP_H) \
|
|
843 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \
|
|
844 || defined(FEAT_LIBCALL))) \
|
|
845 || defined(PROTO)
|
7
|
846 /*
|
|
847 * A simplistic version of setjmp() that only allows one level of using.
|
|
848 * Don't call twice before calling mch_endjmp()!.
|
|
849 * Usage:
|
|
850 * mch_startjmp();
|
|
851 * if (SETJMP(lc_jump_env) != 0)
|
|
852 * {
|
|
853 * mch_didjmp();
|
|
854 * EMSG("crash!");
|
|
855 * }
|
|
856 * else
|
|
857 * {
|
|
858 * do_the_work;
|
|
859 * mch_endjmp();
|
|
860 * }
|
|
861 * Note: Can't move SETJMP() here, because a function calling setjmp() must
|
|
862 * not return before the saved environment is used.
|
|
863 * Returns OK for normal return, FAIL when the protected code caused a
|
|
864 * problem and LONGJMP() was used.
|
|
865 */
|
|
866 void
|
|
867 mch_startjmp()
|
|
868 {
|
|
869 #ifdef SIGHASARG
|
|
870 lc_signal = 0;
|
|
871 #endif
|
|
872 lc_active = TRUE;
|
|
873 }
|
|
874
|
|
875 void
|
|
876 mch_endjmp()
|
|
877 {
|
|
878 lc_active = FALSE;
|
|
879 }
|
|
880
|
|
881 void
|
|
882 mch_didjmp()
|
|
883 {
|
|
884 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
885 /* On FreeBSD the signal stack has to be reset after using siglongjmp(),
|
|
886 * otherwise catching the signal only works once. */
|
|
887 init_signal_stack();
|
|
888 # endif
|
|
889 }
|
|
890 #endif
|
|
891
|
|
892 /*
|
|
893 * This function handles deadly signals.
|
|
894 * It tries to preserve any swap file and exit properly.
|
|
895 * (partly from Elvis).
|
|
896 */
|
|
897 static RETSIGTYPE
|
|
898 deathtrap SIGDEFARG(sigarg)
|
|
899 {
|
|
900 static int entered = 0; /* count the number of times we got here.
|
|
901 Note: when memory has been corrupted
|
|
902 this may get an arbitrary value! */
|
|
903 #ifdef SIGHASARG
|
|
904 int i;
|
|
905 #endif
|
|
906
|
|
907 #if defined(HAVE_SETJMP_H)
|
|
908 /*
|
|
909 * Catch a crash in protected code.
|
|
910 * Restores the environment saved in lc_jump_env, which looks like
|
|
911 * SETJMP() returns 1.
|
|
912 */
|
|
913 if (lc_active)
|
|
914 {
|
|
915 # if defined(SIGHASARG)
|
|
916 lc_signal = sigarg;
|
|
917 # endif
|
|
918 lc_active = FALSE; /* don't jump again */
|
|
919 LONGJMP(lc_jump_env, 1);
|
|
920 /* NOTREACHED */
|
|
921 }
|
|
922 #endif
|
|
923
|
36
|
924 #ifdef SIGHASARG
|
37
|
925 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return
|
|
926 * here. This avoids that a non-reentrant function is interrupted, e.g.,
|
|
927 * free(). Calling free() again may then cause a crash. */
|
|
928 if (entered == 0
|
|
929 && (0
|
|
930 # ifdef SIGHUP
|
|
931 || sigarg == SIGHUP
|
|
932 # endif
|
|
933 # ifdef SIGQUIT
|
|
934 || sigarg == SIGQUIT
|
|
935 # endif
|
|
936 # ifdef SIGTERM
|
|
937 || sigarg == SIGTERM
|
|
938 # endif
|
|
939 # ifdef SIGPWR
|
|
940 || sigarg == SIGPWR
|
|
941 # endif
|
|
942 # ifdef SIGUSR1
|
|
943 || sigarg == SIGUSR1
|
|
944 # endif
|
|
945 # ifdef SIGUSR2
|
|
946 || sigarg == SIGUSR2
|
|
947 # endif
|
|
948 )
|
413
|
949 && !vim_handle_signal(sigarg))
|
36
|
950 SIGRETURN;
|
|
951 #endif
|
|
952
|
7
|
953 /* Remember how often we have been called. */
|
|
954 ++entered;
|
|
955
|
|
956 #ifdef FEAT_EVAL
|
|
957 /* Set the v:dying variable. */
|
|
958 set_vim_var_nr(VV_DYING, (long)entered);
|
|
959 #endif
|
|
960
|
180
|
961 #ifdef HAVE_STACK_LIMIT
|
7
|
962 /* Since we are now using the signal stack, need to reset the stack
|
|
963 * limit. Otherwise using a regexp will fail. */
|
|
964 get_stack_limit();
|
|
965 #endif
|
|
966
|
758
|
967 #if 0
|
|
968 /* This is for opening gdb the moment Vim crashes.
|
|
969 * You need to manually adjust the file name and Vim executable name.
|
|
970 * Suggested by SungHyun Nam. */
|
|
971 {
|
|
972 # define VI_GDB_FILE "/tmp/vimgdb"
|
|
973 # define VIM_NAME "/usr/bin/vim"
|
|
974 FILE *fp = fopen(VI_GDB_FILE, "w");
|
|
975 if (fp)
|
|
976 {
|
|
977 fprintf(fp,
|
|
978 "file %s\n"
|
|
979 "attach %d\n"
|
|
980 "set height 1000\n"
|
|
981 "bt full\n"
|
|
982 , VIM_NAME, getpid());
|
|
983 fclose(fp);
|
|
984 system("xterm -e gdb -x "VI_GDB_FILE);
|
|
985 unlink(VI_GDB_FILE);
|
|
986 }
|
|
987 }
|
|
988 #endif
|
|
989
|
7
|
990 #ifdef SIGHASARG
|
|
991 /* try to find the name of this signal */
|
|
992 for (i = 0; signal_info[i].sig != -1; i++)
|
|
993 if (sigarg == signal_info[i].sig)
|
|
994 break;
|
|
995 deadly_signal = sigarg;
|
|
996 #endif
|
|
997
|
|
998 full_screen = FALSE; /* don't write message to the GUI, it might be
|
|
999 * part of the problem... */
|
|
1000 /*
|
|
1001 * If something goes wrong after entering here, we may get here again.
|
|
1002 * When this happens, give a message and try to exit nicely (resetting the
|
|
1003 * terminal mode, etc.)
|
|
1004 * When this happens twice, just exit, don't even try to give a message,
|
|
1005 * stack may be corrupt or something weird.
|
|
1006 * When this still happens again (or memory was corrupted in such a way
|
|
1007 * that "entered" was clobbered) use _exit(), don't try freeing resources.
|
|
1008 */
|
|
1009 if (entered >= 3)
|
|
1010 {
|
|
1011 reset_signals(); /* don't catch any signals anymore */
|
|
1012 may_core_dump();
|
|
1013 if (entered >= 4)
|
|
1014 _exit(8);
|
|
1015 exit(7);
|
|
1016 }
|
|
1017 if (entered == 2)
|
|
1018 {
|
|
1019 OUT_STR(_("Vim: Double signal, exiting\n"));
|
|
1020 out_flush();
|
|
1021 getout(1);
|
|
1022 }
|
|
1023
|
|
1024 #ifdef SIGHASARG
|
|
1025 sprintf((char *)IObuff, _("Vim: Caught deadly signal %s\n"),
|
|
1026 signal_info[i].name);
|
|
1027 #else
|
|
1028 sprintf((char *)IObuff, _("Vim: Caught deadly signal\n"));
|
|
1029 #endif
|
|
1030 preserve_exit(); /* preserve files and exit */
|
|
1031
|
33
|
1032 #ifdef NBDEBUG
|
|
1033 reset_signals();
|
|
1034 may_core_dump();
|
|
1035 abort();
|
|
1036 #endif
|
|
1037
|
7
|
1038 SIGRETURN;
|
|
1039 }
|
|
1040
|
|
1041 #ifdef _REENTRANT
|
|
1042 /*
|
|
1043 * On Solaris with multi-threading, suspending might not work immediately.
|
|
1044 * Catch the SIGCONT signal, which will be used as an indication whether the
|
|
1045 * suspending has been done or not.
|
|
1046 */
|
|
1047 static int sigcont_received;
|
|
1048 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG);
|
|
1049
|
|
1050 /*
|
|
1051 * signal handler for SIGCONT
|
|
1052 */
|
|
1053 /* ARGSUSED */
|
|
1054 static RETSIGTYPE
|
|
1055 sigcont_handler SIGDEFARG(sigarg)
|
|
1056 {
|
|
1057 sigcont_received = TRUE;
|
|
1058 SIGRETURN;
|
|
1059 }
|
|
1060 #endif
|
|
1061
|
|
1062 /*
|
|
1063 * If the machine has job control, use it to suspend the program,
|
|
1064 * otherwise fake it by starting a new shell.
|
|
1065 */
|
|
1066 void
|
|
1067 mch_suspend()
|
|
1068 {
|
|
1069 /* BeOS does have SIGTSTP, but it doesn't work. */
|
|
1070 #if defined(SIGTSTP) && !defined(__BEOS__)
|
|
1071 out_flush(); /* needed to make cursor visible on some systems */
|
|
1072 settmode(TMODE_COOK);
|
|
1073 out_flush(); /* needed to disable mouse on some systems */
|
|
1074
|
|
1075 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
1076 /* Since we are going to sleep, we can't respond to requests for the X
|
|
1077 * selections. Lose them, otherwise other applications will hang. But
|
|
1078 * first copy the text to cut buffer 0. */
|
|
1079 if (clip_star.owned || clip_plus.owned)
|
|
1080 {
|
|
1081 x11_export_final_selection();
|
|
1082 if (clip_star.owned)
|
|
1083 clip_lose_selection(&clip_star);
|
|
1084 if (clip_plus.owned)
|
|
1085 clip_lose_selection(&clip_plus);
|
|
1086 if (x11_display != NULL)
|
|
1087 XFlush(x11_display);
|
|
1088 }
|
|
1089 # endif
|
|
1090
|
|
1091 # ifdef _REENTRANT
|
|
1092 sigcont_received = FALSE;
|
|
1093 # endif
|
|
1094 kill(0, SIGTSTP); /* send ourselves a STOP signal */
|
|
1095 # ifdef _REENTRANT
|
|
1096 /* When we didn't suspend immediately in the kill(), do it now. Happens
|
|
1097 * on multi-threaded Solaris. */
|
|
1098 if (!sigcont_received)
|
|
1099 pause();
|
|
1100 # endif
|
|
1101
|
|
1102 # ifdef FEAT_TITLE
|
|
1103 /*
|
|
1104 * Set oldtitle to NULL, so the current title is obtained again.
|
|
1105 */
|
|
1106 vim_free(oldtitle);
|
|
1107 oldtitle = NULL;
|
|
1108 # endif
|
|
1109 settmode(TMODE_RAW);
|
|
1110 need_check_timestamps = TRUE;
|
|
1111 did_check_timestamps = FALSE;
|
|
1112 #else
|
|
1113 suspend_shell();
|
|
1114 #endif
|
|
1115 }
|
|
1116
|
|
1117 void
|
|
1118 mch_init()
|
|
1119 {
|
|
1120 Columns = 80;
|
|
1121 Rows = 24;
|
|
1122
|
|
1123 out_flush();
|
|
1124 set_signals();
|
167
|
1125
|
765
|
1126 #ifdef MACOS_CONVERT
|
167
|
1127 mac_conv_init();
|
|
1128 #endif
|
7
|
1129 }
|
|
1130
|
|
1131 static void
|
|
1132 set_signals()
|
|
1133 {
|
|
1134 #if defined(SIGWINCH)
|
|
1135 /*
|
|
1136 * WINDOW CHANGE signal is handled with sig_winch().
|
|
1137 */
|
|
1138 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
1139 #endif
|
|
1140
|
|
1141 /*
|
|
1142 * We want the STOP signal to work, to make mch_suspend() work.
|
|
1143 * For "rvim" the STOP signal is ignored.
|
|
1144 */
|
|
1145 #ifdef SIGTSTP
|
|
1146 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
1147 #endif
|
|
1148 #ifdef _REENTRANT
|
|
1149 signal(SIGCONT, sigcont_handler);
|
|
1150 #endif
|
|
1151
|
|
1152 /*
|
|
1153 * We want to ignore breaking of PIPEs.
|
|
1154 */
|
|
1155 #ifdef SIGPIPE
|
|
1156 signal(SIGPIPE, SIG_IGN);
|
|
1157 #endif
|
|
1158
|
|
1159 #ifdef SIGINT
|
167
|
1160 catch_int_signal();
|
7
|
1161 #endif
|
|
1162
|
|
1163 /*
|
|
1164 * Ignore alarm signals (Perl's alarm() generates it).
|
|
1165 */
|
|
1166 #ifdef SIGALRM
|
|
1167 signal(SIGALRM, SIG_IGN);
|
|
1168 #endif
|
|
1169
|
|
1170 /*
|
|
1171 * Catch SIGPWR (power failure?) to preserve the swap files, so that no
|
|
1172 * work will be lost.
|
|
1173 */
|
|
1174 #ifdef SIGPWR
|
|
1175 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr);
|
|
1176 #endif
|
|
1177
|
|
1178 /*
|
|
1179 * Arrange for other signals to gracefully shutdown Vim.
|
|
1180 */
|
|
1181 catch_signals(deathtrap, SIG_ERR);
|
|
1182
|
|
1183 #if defined(FEAT_GUI) && defined(SIGHUP)
|
|
1184 /*
|
|
1185 * When the GUI is running, ignore the hangup signal.
|
|
1186 */
|
|
1187 if (gui.in_use)
|
|
1188 signal(SIGHUP, SIG_IGN);
|
|
1189 #endif
|
|
1190 }
|
|
1191
|
167
|
1192 #if defined(SIGINT) || defined(PROTO)
|
|
1193 /*
|
|
1194 * Catch CTRL-C (only works while in Cooked mode).
|
|
1195 */
|
|
1196 static void
|
|
1197 catch_int_signal()
|
|
1198 {
|
|
1199 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
1200 }
|
|
1201 #endif
|
|
1202
|
7
|
1203 void
|
|
1204 reset_signals()
|
|
1205 {
|
|
1206 catch_signals(SIG_DFL, SIG_DFL);
|
|
1207 #ifdef _REENTRANT
|
|
1208 /* SIGCONT isn't in the list, because its default action is ignore */
|
|
1209 signal(SIGCONT, SIG_DFL);
|
|
1210 #endif
|
|
1211 }
|
|
1212
|
|
1213 static void
|
|
1214 catch_signals(func_deadly, func_other)
|
|
1215 RETSIGTYPE (*func_deadly)();
|
|
1216 RETSIGTYPE (*func_other)();
|
|
1217 {
|
|
1218 int i;
|
|
1219
|
|
1220 for (i = 0; signal_info[i].sig != -1; i++)
|
|
1221 if (signal_info[i].deadly)
|
|
1222 {
|
|
1223 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION)
|
|
1224 struct sigaction sa;
|
|
1225
|
|
1226 /* Setup to use the alternate stack for the signal function. */
|
|
1227 sa.sa_handler = func_deadly;
|
|
1228 sigemptyset(&sa.sa_mask);
|
|
1229 # if defined(__linux__) && defined(_REENTRANT)
|
|
1230 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in
|
|
1231 * thread handling in combination with using the alternate stack:
|
|
1232 * pthread library functions try to use the stack pointer to
|
|
1233 * identify the current thread, causing a SEGV signal, which
|
|
1234 * recursively calls deathtrap() and hangs. */
|
|
1235 sa.sa_flags = 0;
|
|
1236 # else
|
|
1237 sa.sa_flags = SA_ONSTACK;
|
|
1238 # endif
|
|
1239 sigaction(signal_info[i].sig, &sa, NULL);
|
|
1240 #else
|
|
1241 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC)
|
|
1242 struct sigvec sv;
|
|
1243
|
|
1244 /* Setup to use the alternate stack for the signal function. */
|
|
1245 sv.sv_handler = func_deadly;
|
|
1246 sv.sv_mask = 0;
|
|
1247 sv.sv_flags = SV_ONSTACK;
|
|
1248 sigvec(signal_info[i].sig, &sv, NULL);
|
|
1249 # else
|
|
1250 signal(signal_info[i].sig, func_deadly);
|
|
1251 # endif
|
|
1252 #endif
|
|
1253 }
|
|
1254 else if (func_other != SIG_ERR)
|
|
1255 signal(signal_info[i].sig, func_other);
|
|
1256 }
|
|
1257
|
|
1258 /*
|
37
|
1259 * Handling of SIGHUP, SIGQUIT and SIGTERM:
|
1146
|
1260 * "when" == a signal: when busy, postpone and return FALSE, otherwise
|
|
1261 * return TRUE
|
|
1262 * "when" == SIGNAL_BLOCK: Going to be busy, block signals
|
|
1263 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed
|
|
1264 * signal
|
36
|
1265 * Returns TRUE when Vim should exit.
|
|
1266 */
|
|
1267 int
|
413
|
1268 vim_handle_signal(sig)
|
37
|
1269 int sig;
|
36
|
1270 {
|
37
|
1271 static int got_signal = 0;
|
|
1272 static int blocked = TRUE;
|
|
1273
|
|
1274 switch (sig)
|
36
|
1275 {
|
37
|
1276 case SIGNAL_BLOCK: blocked = TRUE;
|
|
1277 break;
|
|
1278
|
|
1279 case SIGNAL_UNBLOCK: blocked = FALSE;
|
|
1280 if (got_signal != 0)
|
|
1281 {
|
|
1282 kill(getpid(), got_signal);
|
|
1283 got_signal = 0;
|
|
1284 }
|
|
1285 break;
|
|
1286
|
|
1287 default: if (!blocked)
|
36
|
1288 return TRUE; /* exit! */
|
37
|
1289 got_signal = sig;
|
|
1290 #ifdef SIGPWR
|
|
1291 if (sig != SIGPWR)
|
|
1292 #endif
|
|
1293 got_int = TRUE; /* break any loops */
|
36
|
1294 break;
|
|
1295 }
|
|
1296 return FALSE;
|
|
1297 }
|
|
1298
|
|
1299 /*
|
7
|
1300 * Check_win checks whether we have an interactive stdout.
|
|
1301 */
|
|
1302 /* ARGSUSED */
|
|
1303 int
|
|
1304 mch_check_win(argc, argv)
|
|
1305 int argc;
|
|
1306 char **argv;
|
|
1307 {
|
|
1308 #ifdef OS2
|
|
1309 /*
|
|
1310 * Store argv[0], may be used for $VIM. Only use it if it is an absolute
|
|
1311 * name, mostly it's just "vim" and found in the path, which is unusable.
|
|
1312 */
|
|
1313 if (mch_isFullName(argv[0]))
|
|
1314 exe_name = vim_strsave((char_u *)argv[0]);
|
|
1315 #endif
|
|
1316 if (isatty(1))
|
|
1317 return OK;
|
|
1318 return FAIL;
|
|
1319 }
|
|
1320
|
|
1321 /*
|
|
1322 * Return TRUE if the input comes from a terminal, FALSE otherwise.
|
|
1323 */
|
|
1324 int
|
|
1325 mch_input_isatty()
|
|
1326 {
|
|
1327 if (isatty(read_cmd_fd))
|
|
1328 return TRUE;
|
|
1329 return FALSE;
|
|
1330 }
|
|
1331
|
|
1332 #ifdef FEAT_X11
|
|
1333
|
|
1334 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \
|
|
1335 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE))
|
|
1336
|
|
1337 static void xopen_message __ARGS((struct timeval *tvp));
|
|
1338
|
|
1339 /*
|
|
1340 * Give a message about the elapsed time for opening the X window.
|
|
1341 */
|
|
1342 static void
|
|
1343 xopen_message(tvp)
|
|
1344 struct timeval *tvp; /* must contain start time */
|
|
1345 {
|
|
1346 struct timeval end_tv;
|
|
1347
|
|
1348 /* Compute elapsed time. */
|
|
1349 gettimeofday(&end_tv, NULL);
|
|
1350 smsg((char_u *)_("Opening the X display took %ld msec"),
|
|
1351 (end_tv.tv_sec - tvp->tv_sec) * 1000L
|
273
|
1352 + (end_tv.tv_usec - tvp->tv_usec) / 1000L);
|
7
|
1353 }
|
|
1354 # endif
|
|
1355 #endif
|
|
1356
|
|
1357 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD))
|
|
1358 /*
|
|
1359 * A few functions shared by X11 title and clipboard code.
|
|
1360 */
|
|
1361 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
1362 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
1363 static int x_connect_to_server __ARGS((void));
|
|
1364 static int test_x11_window __ARGS((Display *dpy));
|
|
1365
|
|
1366 static int got_x_error = FALSE;
|
|
1367
|
|
1368 /*
|
|
1369 * X Error handler, otherwise X just exits! (very rude) -- webb
|
|
1370 */
|
|
1371 static int
|
|
1372 x_error_handler(dpy, error_event)
|
|
1373 Display *dpy;
|
|
1374 XErrorEvent *error_event;
|
|
1375 {
|
42
|
1376 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE);
|
7
|
1377 STRCAT(IObuff, _("\nVim: Got X error\n"));
|
|
1378
|
|
1379 /* We cannot print a message and continue, because no X calls are allowed
|
|
1380 * here (causes my system to hang). Silently continuing might be an
|
|
1381 * alternative... */
|
|
1382 preserve_exit(); /* preserve files and exit */
|
|
1383
|
|
1384 return 0; /* NOTREACHED */
|
|
1385 }
|
|
1386
|
|
1387 /*
|
|
1388 * Another X Error handler, just used to check for errors.
|
|
1389 */
|
|
1390 /* ARGSUSED */
|
|
1391 static int
|
|
1392 x_error_check(dpy, error_event)
|
|
1393 Display *dpy;
|
|
1394 XErrorEvent *error_event;
|
|
1395 {
|
|
1396 got_x_error = TRUE;
|
|
1397 return 0;
|
|
1398 }
|
|
1399
|
|
1400 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
|
|
1401 # if defined(HAVE_SETJMP_H)
|
|
1402 /*
|
|
1403 * An X IO Error handler, used to catch error while opening the display.
|
|
1404 */
|
|
1405 static int x_IOerror_check __ARGS((Display *dpy));
|
|
1406
|
|
1407 /* ARGSUSED */
|
|
1408 static int
|
|
1409 x_IOerror_check(dpy)
|
|
1410 Display *dpy;
|
|
1411 {
|
|
1412 /* This function should not return, it causes exit(). Longjump instead. */
|
|
1413 LONGJMP(lc_jump_env, 1);
|
|
1414 /*NOTREACHED*/
|
|
1415 return 0;
|
|
1416 }
|
|
1417 # endif
|
|
1418
|
|
1419 /*
|
|
1420 * An X IO Error handler, used to catch terminal errors.
|
|
1421 */
|
|
1422 static int x_IOerror_handler __ARGS((Display *dpy));
|
|
1423
|
|
1424 /* ARGSUSED */
|
|
1425 static int
|
|
1426 x_IOerror_handler(dpy)
|
|
1427 Display *dpy;
|
|
1428 {
|
|
1429 xterm_dpy = NULL;
|
|
1430 x11_window = 0;
|
|
1431 x11_display = NULL;
|
|
1432 xterm_Shell = (Widget)0;
|
|
1433
|
|
1434 /* This function should not return, it causes exit(). Longjump instead. */
|
|
1435 LONGJMP(x_jump_env, 1);
|
|
1436 /*NOTREACHED*/
|
|
1437 return 0;
|
|
1438 }
|
|
1439 #endif
|
|
1440
|
|
1441 /*
|
|
1442 * Return TRUE when connection to the X server is desired.
|
|
1443 */
|
|
1444 static int
|
|
1445 x_connect_to_server()
|
|
1446 {
|
|
1447 regmatch_T regmatch;
|
|
1448
|
|
1449 #if defined(FEAT_CLIENTSERVER)
|
|
1450 if (x_force_connect)
|
|
1451 return TRUE;
|
|
1452 #endif
|
|
1453 if (x_no_connect)
|
|
1454 return FALSE;
|
|
1455
|
|
1456 /* Check for a match with "exclude:" from 'clipboard'. */
|
|
1457 if (clip_exclude_prog != NULL)
|
|
1458 {
|
|
1459 regmatch.rm_ic = FALSE; /* Don't ignore case */
|
|
1460 regmatch.regprog = clip_exclude_prog;
|
|
1461 if (vim_regexec(®match, T_NAME, (colnr_T)0))
|
|
1462 return FALSE;
|
|
1463 }
|
|
1464 return TRUE;
|
|
1465 }
|
|
1466
|
|
1467 /*
|
|
1468 * Test if "dpy" and x11_window are valid by getting the window title.
|
|
1469 * I don't actually want it yet, so there may be a simpler call to use, but
|
|
1470 * this will cause the error handler x_error_check() to be called if anything
|
|
1471 * is wrong, such as the window pointer being invalid (as can happen when the
|
|
1472 * user changes his DISPLAY, but not his WINDOWID) -- webb
|
|
1473 */
|
|
1474 static int
|
|
1475 test_x11_window(dpy)
|
|
1476 Display *dpy;
|
|
1477 {
|
|
1478 int (*old_handler)();
|
|
1479 XTextProperty text_prop;
|
|
1480
|
|
1481 old_handler = XSetErrorHandler(x_error_check);
|
|
1482 got_x_error = FALSE;
|
|
1483 if (XGetWMName(dpy, x11_window, &text_prop))
|
|
1484 XFree((void *)text_prop.value);
|
|
1485 XSync(dpy, False);
|
|
1486 (void)XSetErrorHandler(old_handler);
|
|
1487
|
|
1488 if (p_verbose > 0 && got_x_error)
|
292
|
1489 verb_msg((char_u *)_("Testing the X display failed"));
|
7
|
1490
|
|
1491 return (got_x_error ? FAIL : OK);
|
|
1492 }
|
|
1493 #endif
|
|
1494
|
|
1495 #ifdef FEAT_TITLE
|
|
1496
|
|
1497 #ifdef FEAT_X11
|
|
1498
|
|
1499 static int get_x11_thing __ARGS((int get_title, int test_only));
|
|
1500
|
|
1501 /*
|
|
1502 * try to get x11 window and display
|
|
1503 *
|
|
1504 * return FAIL for failure, OK otherwise
|
|
1505 */
|
|
1506 static int
|
|
1507 get_x11_windis()
|
|
1508 {
|
|
1509 char *winid;
|
|
1510 static int result = -1;
|
|
1511 #define XD_NONE 0 /* x11_display not set here */
|
|
1512 #define XD_HERE 1 /* x11_display opened here */
|
|
1513 #define XD_GUI 2 /* x11_display used from gui.dpy */
|
|
1514 #define XD_XTERM 3 /* x11_display used from xterm_dpy */
|
|
1515 static int x11_display_from = XD_NONE;
|
|
1516 static int did_set_error_handler = FALSE;
|
|
1517
|
|
1518 if (!did_set_error_handler)
|
|
1519 {
|
|
1520 /* X just exits if it finds an error otherwise! */
|
|
1521 (void)XSetErrorHandler(x_error_handler);
|
|
1522 did_set_error_handler = TRUE;
|
|
1523 }
|
|
1524
|
574
|
1525 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
|
7
|
1526 if (gui.in_use)
|
|
1527 {
|
|
1528 /*
|
|
1529 * If the X11 display was opened here before, for the window where Vim
|
|
1530 * was started, close that one now to avoid a memory leak.
|
|
1531 */
|
|
1532 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
1533 {
|
|
1534 XCloseDisplay(x11_display);
|
|
1535 x11_display_from = XD_NONE;
|
|
1536 }
|
|
1537 if (gui_get_x11_windis(&x11_window, &x11_display) == OK)
|
|
1538 {
|
|
1539 x11_display_from = XD_GUI;
|
|
1540 return OK;
|
|
1541 }
|
|
1542 x11_display = NULL;
|
|
1543 return FAIL;
|
|
1544 }
|
|
1545 else if (x11_display_from == XD_GUI)
|
|
1546 {
|
|
1547 /* GUI must have stopped somehow, clear x11_display */
|
|
1548 x11_window = 0;
|
|
1549 x11_display = NULL;
|
|
1550 x11_display_from = XD_NONE;
|
|
1551 }
|
|
1552 #endif
|
|
1553
|
|
1554 /* When started with the "-X" argument, don't try connecting. */
|
|
1555 if (!x_connect_to_server())
|
|
1556 return FAIL;
|
|
1557
|
|
1558 /*
|
|
1559 * If WINDOWID not set, should try another method to find out
|
|
1560 * what the current window number is. The only code I know for
|
|
1561 * this is very complicated.
|
|
1562 * We assume that zero is invalid for WINDOWID.
|
|
1563 */
|
|
1564 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL)
|
|
1565 x11_window = (Window)atol(winid);
|
|
1566
|
|
1567 #ifdef FEAT_XCLIPBOARD
|
|
1568 if (xterm_dpy != NULL && x11_window != 0)
|
|
1569 {
|
|
1570 /* Checked it already. */
|
|
1571 if (x11_display_from == XD_XTERM)
|
|
1572 return OK;
|
|
1573
|
|
1574 /*
|
|
1575 * If the X11 display was opened here before, for the window where Vim
|
|
1576 * was started, close that one now to avoid a memory leak.
|
|
1577 */
|
|
1578 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
1579 XCloseDisplay(x11_display);
|
|
1580 x11_display = xterm_dpy;
|
|
1581 x11_display_from = XD_XTERM;
|
|
1582 if (test_x11_window(x11_display) == FAIL)
|
|
1583 {
|
|
1584 /* probably bad $WINDOWID */
|
|
1585 x11_window = 0;
|
|
1586 x11_display = NULL;
|
|
1587 x11_display_from = XD_NONE;
|
|
1588 return FAIL;
|
|
1589 }
|
|
1590 return OK;
|
|
1591 }
|
|
1592 #endif
|
|
1593
|
|
1594 if (x11_window == 0 || x11_display == NULL)
|
|
1595 result = -1;
|
|
1596
|
|
1597 if (result != -1) /* Have already been here and set this */
|
|
1598 return result; /* Don't do all these X calls again */
|
|
1599
|
|
1600 if (x11_window != 0 && x11_display == NULL)
|
|
1601 {
|
|
1602 #ifdef SET_SIG_ALARM
|
|
1603 RETSIGTYPE (*sig_save)();
|
|
1604 #endif
|
|
1605 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
1606 struct timeval start_tv;
|
|
1607
|
|
1608 if (p_verbose > 0)
|
|
1609 gettimeofday(&start_tv, NULL);
|
|
1610 #endif
|
|
1611
|
|
1612 #ifdef SET_SIG_ALARM
|
|
1613 /*
|
|
1614 * Opening the Display may hang if the DISPLAY setting is wrong, or
|
|
1615 * the network connection is bad. Set an alarm timer to get out.
|
|
1616 */
|
|
1617 sig_alarm_called = FALSE;
|
|
1618 sig_save = (RETSIGTYPE (*)())signal(SIGALRM,
|
|
1619 (RETSIGTYPE (*)())sig_alarm);
|
|
1620 alarm(2);
|
|
1621 #endif
|
|
1622 x11_display = XOpenDisplay(NULL);
|
|
1623
|
|
1624 #ifdef SET_SIG_ALARM
|
|
1625 alarm(0);
|
|
1626 signal(SIGALRM, (RETSIGTYPE (*)())sig_save);
|
|
1627 if (p_verbose > 0 && sig_alarm_called)
|
292
|
1628 verb_msg((char_u *)_("Opening the X display timed out"));
|
7
|
1629 #endif
|
|
1630 if (x11_display != NULL)
|
|
1631 {
|
|
1632 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
1633 if (p_verbose > 0)
|
292
|
1634 {
|
|
1635 verbose_enter();
|
7
|
1636 xopen_message(&start_tv);
|
292
|
1637 verbose_leave();
|
|
1638 }
|
7
|
1639 # endif
|
|
1640 if (test_x11_window(x11_display) == FAIL)
|
|
1641 {
|
|
1642 /* Maybe window id is bad */
|
|
1643 x11_window = 0;
|
|
1644 XCloseDisplay(x11_display);
|
|
1645 x11_display = NULL;
|
|
1646 }
|
|
1647 else
|
|
1648 x11_display_from = XD_HERE;
|
|
1649 }
|
|
1650 }
|
|
1651 if (x11_window == 0 || x11_display == NULL)
|
|
1652 return (result = FAIL);
|
|
1653 return (result = OK);
|
|
1654 }
|
|
1655
|
|
1656 /*
|
|
1657 * Determine original x11 Window Title
|
|
1658 */
|
|
1659 static int
|
|
1660 get_x11_title(test_only)
|
|
1661 int test_only;
|
|
1662 {
|
32
|
1663 return get_x11_thing(TRUE, test_only);
|
7
|
1664 }
|
|
1665
|
|
1666 /*
|
|
1667 * Determine original x11 Window icon
|
|
1668 */
|
|
1669 static int
|
|
1670 get_x11_icon(test_only)
|
|
1671 int test_only;
|
|
1672 {
|
|
1673 int retval = FALSE;
|
|
1674
|
|
1675 retval = get_x11_thing(FALSE, test_only);
|
|
1676
|
|
1677 /* could not get old icon, use terminal name */
|
|
1678 if (oldicon == NULL && !test_only)
|
|
1679 {
|
|
1680 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
1681 oldicon = T_NAME + 8;
|
|
1682 else
|
|
1683 oldicon = T_NAME;
|
|
1684 }
|
|
1685
|
|
1686 return retval;
|
|
1687 }
|
|
1688
|
|
1689 static int
|
|
1690 get_x11_thing(get_title, test_only)
|
|
1691 int get_title; /* get title string */
|
|
1692 int test_only;
|
|
1693 {
|
|
1694 XTextProperty text_prop;
|
|
1695 int retval = FALSE;
|
|
1696 Status status;
|
|
1697
|
|
1698 if (get_x11_windis() == OK)
|
|
1699 {
|
|
1700 /* Get window/icon name if any */
|
|
1701 if (get_title)
|
|
1702 status = XGetWMName(x11_display, x11_window, &text_prop);
|
|
1703 else
|
|
1704 status = XGetWMIconName(x11_display, x11_window, &text_prop);
|
|
1705
|
|
1706 /*
|
|
1707 * If terminal is xterm, then x11_window may be a child window of the
|
|
1708 * outer xterm window that actually contains the window/icon name, so
|
|
1709 * keep traversing up the tree until a window with a title/icon is
|
|
1710 * found.
|
|
1711 */
|
|
1712 /* Previously this was only done for xterm and alikes. I don't see a
|
|
1713 * reason why it would fail for other terminal emulators.
|
|
1714 * if (term_is_xterm) */
|
|
1715 {
|
|
1716 Window root;
|
|
1717 Window parent;
|
|
1718 Window win = x11_window;
|
|
1719 Window *children;
|
|
1720 unsigned int num_children;
|
|
1721
|
|
1722 while (!status || text_prop.value == NULL)
|
|
1723 {
|
|
1724 if (!XQueryTree(x11_display, win, &root, &parent, &children,
|
|
1725 &num_children))
|
|
1726 break;
|
|
1727 if (children)
|
|
1728 XFree((void *)children);
|
|
1729 if (parent == root || parent == 0)
|
|
1730 break;
|
|
1731
|
|
1732 win = parent;
|
|
1733 if (get_title)
|
|
1734 status = XGetWMName(x11_display, win, &text_prop);
|
|
1735 else
|
|
1736 status = XGetWMIconName(x11_display, win, &text_prop);
|
|
1737 }
|
|
1738 }
|
|
1739 if (status && text_prop.value != NULL)
|
|
1740 {
|
|
1741 retval = TRUE;
|
|
1742 if (!test_only)
|
|
1743 {
|
|
1744 #ifdef FEAT_XFONTSET
|
|
1745 if (text_prop.encoding == XA_STRING)
|
|
1746 {
|
|
1747 #endif
|
|
1748 if (get_title)
|
|
1749 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
1750 else
|
|
1751 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
1752 #ifdef FEAT_XFONTSET
|
|
1753 }
|
|
1754 else
|
|
1755 {
|
|
1756 char **cl;
|
|
1757 Status transform_status;
|
|
1758 int n = 0;
|
|
1759
|
|
1760 transform_status = XmbTextPropertyToTextList(x11_display,
|
|
1761 &text_prop,
|
|
1762 &cl, &n);
|
|
1763 if (transform_status >= Success && n > 0 && cl[0])
|
|
1764 {
|
|
1765 if (get_title)
|
|
1766 oldtitle = vim_strsave((char_u *) cl[0]);
|
|
1767 else
|
|
1768 oldicon = vim_strsave((char_u *) cl[0]);
|
|
1769 XFreeStringList(cl);
|
|
1770 }
|
|
1771 else
|
|
1772 {
|
|
1773 if (get_title)
|
|
1774 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
1775 else
|
|
1776 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
1777 }
|
|
1778 }
|
|
1779 #endif
|
|
1780 }
|
|
1781 XFree((void *)text_prop.value);
|
|
1782 }
|
|
1783 }
|
|
1784 return retval;
|
|
1785 }
|
|
1786
|
|
1787 /* Are Xutf8 functions available? Avoid error from old compilers. */
|
|
1788 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE)
|
|
1789 # if X_HAVE_UTF8_STRING
|
|
1790 # define USE_UTF8_STRING
|
|
1791 # endif
|
|
1792 #endif
|
|
1793
|
|
1794 /*
|
|
1795 * Set x11 Window Title
|
|
1796 *
|
|
1797 * get_x11_windis() must be called before this and have returned OK
|
|
1798 */
|
|
1799 static void
|
|
1800 set_x11_title(title)
|
|
1801 char_u *title;
|
|
1802 {
|
|
1803 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING
|
|
1804 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't
|
|
1805 * supported everywhere and STRING doesn't work for multi-byte titles.
|
|
1806 */
|
|
1807 #ifdef USE_UTF8_STRING
|
|
1808 if (enc_utf8)
|
|
1809 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title,
|
|
1810 NULL, NULL, 0, NULL, NULL, NULL);
|
|
1811 else
|
|
1812 #endif
|
|
1813 {
|
|
1814 #if XtSpecificationRelease >= 4
|
|
1815 # ifdef FEAT_XFONTSET
|
|
1816 XmbSetWMProperties(x11_display, x11_window, (const char *)title,
|
|
1817 NULL, NULL, 0, NULL, NULL, NULL);
|
|
1818 # else
|
|
1819 XTextProperty text_prop;
|
129
|
1820 char *c_title = (char *)title;
|
7
|
1821
|
|
1822 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */
|
129
|
1823 (void)XStringListToTextProperty(&c_title, 1, &text_prop);
|
7
|
1824 XSetWMProperties(x11_display, x11_window, &text_prop,
|
|
1825 NULL, NULL, 0, NULL, NULL, NULL);
|
|
1826 # endif
|
|
1827 #else
|
|
1828 XStoreName(x11_display, x11_window, (char *)title);
|
|
1829 #endif
|
|
1830 }
|
|
1831 XFlush(x11_display);
|
|
1832 }
|
|
1833
|
|
1834 /*
|
|
1835 * Set x11 Window icon
|
|
1836 *
|
|
1837 * get_x11_windis() must be called before this and have returned OK
|
|
1838 */
|
|
1839 static void
|
|
1840 set_x11_icon(icon)
|
|
1841 char_u *icon;
|
|
1842 {
|
|
1843 /* See above for comments about using X*SetWMProperties(). */
|
|
1844 #ifdef USE_UTF8_STRING
|
|
1845 if (enc_utf8)
|
|
1846 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
1847 NULL, 0, NULL, NULL, NULL);
|
|
1848 else
|
|
1849 #endif
|
|
1850 {
|
|
1851 #if XtSpecificationRelease >= 4
|
|
1852 # ifdef FEAT_XFONTSET
|
|
1853 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
1854 NULL, 0, NULL, NULL, NULL);
|
|
1855 # else
|
|
1856 XTextProperty text_prop;
|
129
|
1857 char *c_icon = (char *)icon;
|
|
1858
|
|
1859 (void)XStringListToTextProperty(&c_icon, 1, &text_prop);
|
7
|
1860 XSetWMProperties(x11_display, x11_window, NULL, &text_prop,
|
|
1861 NULL, 0, NULL, NULL, NULL);
|
|
1862 # endif
|
|
1863 #else
|
|
1864 XSetIconName(x11_display, x11_window, (char *)icon);
|
|
1865 #endif
|
|
1866 }
|
|
1867 XFlush(x11_display);
|
|
1868 }
|
|
1869
|
|
1870 #else /* FEAT_X11 */
|
|
1871
|
|
1872 /*ARGSUSED*/
|
|
1873 static int
|
|
1874 get_x11_title(test_only)
|
|
1875 int test_only;
|
|
1876 {
|
|
1877 return FALSE;
|
|
1878 }
|
|
1879
|
|
1880 static int
|
|
1881 get_x11_icon(test_only)
|
|
1882 int test_only;
|
|
1883 {
|
|
1884 if (!test_only)
|
|
1885 {
|
|
1886 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
1887 oldicon = T_NAME + 8;
|
|
1888 else
|
|
1889 oldicon = T_NAME;
|
|
1890 }
|
|
1891 return FALSE;
|
|
1892 }
|
|
1893
|
|
1894 #endif /* FEAT_X11 */
|
|
1895
|
|
1896 int
|
|
1897 mch_can_restore_title()
|
|
1898 {
|
|
1899 return get_x11_title(TRUE);
|
|
1900 }
|
|
1901
|
|
1902 int
|
|
1903 mch_can_restore_icon()
|
|
1904 {
|
|
1905 return get_x11_icon(TRUE);
|
|
1906 }
|
|
1907
|
|
1908 /*
|
|
1909 * Set the window title and icon.
|
|
1910 */
|
|
1911 void
|
|
1912 mch_settitle(title, icon)
|
|
1913 char_u *title;
|
|
1914 char_u *icon;
|
|
1915 {
|
|
1916 int type = 0;
|
|
1917 static int recursive = 0;
|
|
1918
|
|
1919 if (T_NAME == NULL) /* no terminal name (yet) */
|
|
1920 return;
|
|
1921 if (title == NULL && icon == NULL) /* nothing to do */
|
|
1922 return;
|
|
1923
|
|
1924 /* When one of the X11 functions causes a deadly signal, we get here again
|
|
1925 * recursively. Avoid hanging then (something is probably locked). */
|
|
1926 if (recursive)
|
|
1927 return;
|
|
1928 ++recursive;
|
|
1929
|
|
1930 /*
|
|
1931 * if the window ID and the display is known, we may use X11 calls
|
|
1932 */
|
|
1933 #ifdef FEAT_X11
|
|
1934 if (get_x11_windis() == OK)
|
|
1935 type = 1;
|
|
1936 #else
|
|
1937 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK)
|
|
1938 if (gui.in_use)
|
|
1939 type = 1;
|
|
1940 # endif
|
|
1941 #endif
|
|
1942
|
|
1943 /*
|
|
1944 * Note: if "t_TS" is set, title is set with escape sequence rather
|
|
1945 * than x11 calls, because the x11 calls don't always work
|
|
1946 */
|
|
1947 if ((type || *T_TS != NUL) && title != NULL)
|
|
1948 {
|
|
1949 if (oldtitle == NULL
|
|
1950 #ifdef FEAT_GUI
|
|
1951 && !gui.in_use
|
|
1952 #endif
|
|
1953 ) /* first call but not in GUI, save title */
|
|
1954 (void)get_x11_title(FALSE);
|
|
1955
|
|
1956 if (*T_TS != NUL) /* it's OK if t_fs is empty */
|
|
1957 term_settitle(title);
|
|
1958 #ifdef FEAT_X11
|
|
1959 else
|
|
1960 # ifdef FEAT_GUI_GTK
|
|
1961 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
1962 # endif
|
|
1963 set_x11_title(title); /* x11 */
|
|
1964 #endif
|
64
|
1965 #if defined(FEAT_GUI_GTK) \
|
7
|
1966 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC)
|
|
1967 else
|
|
1968 gui_mch_settitle(title, icon);
|
|
1969 #endif
|
|
1970 did_set_title = TRUE;
|
|
1971 }
|
|
1972
|
|
1973 if ((type || *T_CIS != NUL) && icon != NULL)
|
|
1974 {
|
|
1975 if (oldicon == NULL
|
|
1976 #ifdef FEAT_GUI
|
|
1977 && !gui.in_use
|
|
1978 #endif
|
|
1979 ) /* first call, save icon */
|
|
1980 get_x11_icon(FALSE);
|
|
1981
|
|
1982 if (*T_CIS != NUL)
|
|
1983 {
|
|
1984 out_str(T_CIS); /* set icon start */
|
|
1985 out_str_nf(icon);
|
|
1986 out_str(T_CIE); /* set icon end */
|
|
1987 out_flush();
|
|
1988 }
|
|
1989 #ifdef FEAT_X11
|
|
1990 else
|
|
1991 # ifdef FEAT_GUI_GTK
|
|
1992 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
1993 # endif
|
|
1994 set_x11_icon(icon); /* x11 */
|
|
1995 #endif
|
|
1996 did_set_icon = TRUE;
|
|
1997 }
|
|
1998 --recursive;
|
|
1999 }
|
|
2000
|
|
2001 /*
|
|
2002 * Restore the window/icon title.
|
|
2003 * "which" is one of:
|
|
2004 * 1 only restore title
|
|
2005 * 2 only restore icon
|
|
2006 * 3 restore title and icon
|
|
2007 */
|
|
2008 void
|
|
2009 mch_restore_title(which)
|
|
2010 int which;
|
|
2011 {
|
|
2012 /* only restore the title or icon when it has been set */
|
|
2013 mch_settitle(((which & 1) && did_set_title) ?
|
|
2014 (oldtitle ? oldtitle : p_titleold) : NULL,
|
|
2015 ((which & 2) && did_set_icon) ? oldicon : NULL);
|
|
2016 }
|
|
2017
|
|
2018 #endif /* FEAT_TITLE */
|
|
2019
|
|
2020 /*
|
|
2021 * Return TRUE if "name" looks like some xterm name.
|
158
|
2022 * Seiichi Sato mentioned that "mlterm" works like xterm.
|
7
|
2023 */
|
|
2024 int
|
|
2025 vim_is_xterm(name)
|
|
2026 char_u *name;
|
|
2027 {
|
|
2028 if (name == NULL)
|
|
2029 return FALSE;
|
|
2030 return (STRNICMP(name, "xterm", 5) == 0
|
|
2031 || STRNICMP(name, "nxterm", 6) == 0
|
|
2032 || STRNICMP(name, "kterm", 5) == 0
|
158
|
2033 || STRNICMP(name, "mlterm", 6) == 0
|
7
|
2034 || STRNICMP(name, "rxvt", 4) == 0
|
|
2035 || STRCMP(name, "builtin_xterm") == 0);
|
|
2036 }
|
|
2037
|
|
2038 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
2039 /*
|
|
2040 * Return non-zero when using an xterm mouse, according to 'ttymouse'.
|
|
2041 * Return 1 for "xterm".
|
|
2042 * Return 2 for "xterm2".
|
|
2043 */
|
|
2044 int
|
|
2045 use_xterm_mouse()
|
|
2046 {
|
|
2047 if (ttym_flags == TTYM_XTERM2)
|
|
2048 return 2;
|
|
2049 if (ttym_flags == TTYM_XTERM)
|
|
2050 return 1;
|
|
2051 return 0;
|
|
2052 }
|
|
2053 #endif
|
|
2054
|
|
2055 int
|
|
2056 vim_is_iris(name)
|
|
2057 char_u *name;
|
|
2058 {
|
|
2059 if (name == NULL)
|
|
2060 return FALSE;
|
|
2061 return (STRNICMP(name, "iris-ansi", 9) == 0
|
|
2062 || STRCMP(name, "builtin_iris-ansi") == 0);
|
|
2063 }
|
|
2064
|
|
2065 int
|
|
2066 vim_is_vt300(name)
|
|
2067 char_u *name;
|
|
2068 {
|
|
2069 if (name == NULL)
|
|
2070 return FALSE; /* actually all ANSI comp. terminals should be here */
|
22
|
2071 /* catch VT100 - VT5xx */
|
|
2072 return ((STRNICMP(name, "vt", 2) == 0
|
|
2073 && vim_strchr((char_u *)"12345", name[2]) != NULL)
|
7
|
2074 || STRCMP(name, "builtin_vt320") == 0);
|
|
2075 }
|
|
2076
|
|
2077 /*
|
|
2078 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set.
|
|
2079 * This should include all windowed terminal emulators.
|
|
2080 */
|
|
2081 int
|
|
2082 vim_is_fastterm(name)
|
|
2083 char_u *name;
|
|
2084 {
|
|
2085 if (name == NULL)
|
|
2086 return FALSE;
|
|
2087 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name))
|
|
2088 return TRUE;
|
|
2089 return ( STRNICMP(name, "hpterm", 6) == 0
|
|
2090 || STRNICMP(name, "sun-cmd", 7) == 0
|
|
2091 || STRNICMP(name, "screen", 6) == 0
|
|
2092 || STRNICMP(name, "dtterm", 6) == 0);
|
|
2093 }
|
|
2094
|
|
2095 /*
|
|
2096 * Insert user name in s[len].
|
|
2097 * Return OK if a name found.
|
|
2098 */
|
|
2099 int
|
|
2100 mch_get_user_name(s, len)
|
|
2101 char_u *s;
|
|
2102 int len;
|
|
2103 {
|
|
2104 #ifdef VMS
|
509
|
2105 vim_strncpy(s, (char_u *)cuserid(NULL), len - 1);
|
7
|
2106 return OK;
|
|
2107 #else
|
|
2108 return mch_get_uname(getuid(), s, len);
|
|
2109 #endif
|
|
2110 }
|
|
2111
|
|
2112 /*
|
|
2113 * Insert user name for "uid" in s[len].
|
|
2114 * Return OK if a name found.
|
|
2115 */
|
|
2116 int
|
|
2117 mch_get_uname(uid, s, len)
|
|
2118 uid_t uid;
|
|
2119 char_u *s;
|
|
2120 int len;
|
|
2121 {
|
|
2122 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID)
|
|
2123 struct passwd *pw;
|
|
2124
|
|
2125 if ((pw = getpwuid(uid)) != NULL
|
|
2126 && pw->pw_name != NULL && *(pw->pw_name) != NUL)
|
|
2127 {
|
418
|
2128 vim_strncpy(s, (char_u *)pw->pw_name, len - 1);
|
7
|
2129 return OK;
|
|
2130 }
|
|
2131 #endif
|
|
2132 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */
|
|
2133 return FAIL; /* a number is not a name */
|
|
2134 }
|
|
2135
|
|
2136 /*
|
|
2137 * Insert host name is s[len].
|
|
2138 */
|
|
2139
|
|
2140 #ifdef HAVE_SYS_UTSNAME_H
|
|
2141 void
|
|
2142 mch_get_host_name(s, len)
|
|
2143 char_u *s;
|
|
2144 int len;
|
|
2145 {
|
|
2146 struct utsname vutsname;
|
|
2147
|
|
2148 if (uname(&vutsname) < 0)
|
|
2149 *s = NUL;
|
|
2150 else
|
418
|
2151 vim_strncpy(s, (char_u *)vutsname.nodename, len - 1);
|
7
|
2152 }
|
|
2153 #else /* HAVE_SYS_UTSNAME_H */
|
|
2154
|
|
2155 # ifdef HAVE_SYS_SYSTEMINFO_H
|
|
2156 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len)
|
|
2157 # endif
|
|
2158
|
|
2159 void
|
|
2160 mch_get_host_name(s, len)
|
|
2161 char_u *s;
|
|
2162 int len;
|
|
2163 {
|
|
2164 # ifdef VAXC
|
|
2165 vaxc$gethostname((char *)s, len);
|
|
2166 # else
|
|
2167 gethostname((char *)s, len);
|
|
2168 # endif
|
|
2169 s[len - 1] = NUL; /* make sure it's terminated */
|
|
2170 }
|
|
2171 #endif /* HAVE_SYS_UTSNAME_H */
|
|
2172
|
|
2173 /*
|
|
2174 * return process ID
|
|
2175 */
|
|
2176 long
|
|
2177 mch_get_pid()
|
|
2178 {
|
|
2179 return (long)getpid();
|
|
2180 }
|
|
2181
|
|
2182 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD)
|
|
2183 static char *strerror __ARGS((int));
|
|
2184
|
|
2185 static char *
|
|
2186 strerror(err)
|
|
2187 int err;
|
|
2188 {
|
|
2189 extern int sys_nerr;
|
|
2190 extern char *sys_errlist[];
|
|
2191 static char er[20];
|
|
2192
|
|
2193 if (err > 0 && err < sys_nerr)
|
|
2194 return (sys_errlist[err]);
|
|
2195 sprintf(er, "Error %d", err);
|
|
2196 return er;
|
|
2197 }
|
|
2198 #endif
|
|
2199
|
|
2200 /*
|
|
2201 * Get name of current directory into buffer 'buf' of length 'len' bytes.
|
|
2202 * Return OK for success, FAIL for failure.
|
|
2203 */
|
|
2204 int
|
|
2205 mch_dirname(buf, len)
|
|
2206 char_u *buf;
|
|
2207 int len;
|
|
2208 {
|
|
2209 #if defined(USE_GETCWD)
|
|
2210 if (getcwd((char *)buf, len) == NULL)
|
|
2211 {
|
|
2212 STRCPY(buf, strerror(errno));
|
|
2213 return FAIL;
|
|
2214 }
|
|
2215 return OK;
|
|
2216 #else
|
|
2217 return (getwd((char *)buf) != NULL ? OK : FAIL);
|
|
2218 #endif
|
|
2219 }
|
|
2220
|
|
2221 #if defined(OS2) || defined(PROTO)
|
|
2222 /*
|
|
2223 * Replace all slashes by backslashes.
|
|
2224 * When 'shellslash' set do it the other way around.
|
|
2225 */
|
|
2226 void
|
|
2227 slash_adjust(p)
|
|
2228 char_u *p;
|
|
2229 {
|
|
2230 while (*p)
|
|
2231 {
|
|
2232 if (*p == psepcN)
|
|
2233 *p = psepc;
|
39
|
2234 mb_ptr_adv(p);
|
7
|
2235 }
|
|
2236 }
|
|
2237 #endif
|
|
2238
|
|
2239 /*
|
1045
|
2240 * Get absolute file name into "buf[len]".
|
7
|
2241 *
|
|
2242 * return FAIL for failure, OK for success
|
|
2243 */
|
|
2244 int
|
|
2245 mch_FullName(fname, buf, len, force)
|
|
2246 char_u *fname, *buf;
|
|
2247 int len;
|
|
2248 int force; /* also expand when already absolute path */
|
|
2249 {
|
|
2250 int l;
|
1082
|
2251 #ifdef OS2
|
7
|
2252 int only_drive; /* file name is only a drive letter */
|
1082
|
2253 #endif
|
|
2254 #ifdef HAVE_FCHDIR
|
7
|
2255 int fd = -1;
|
|
2256 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */
|
1082
|
2257 #endif
|
7
|
2258 char_u olddir[MAXPATHL];
|
|
2259 char_u *p;
|
|
2260 int retval = OK;
|
|
2261
|
1082
|
2262 #ifdef VMS
|
|
2263 fname = vms_fixfilename(fname);
|
|
2264 #endif
|
|
2265
|
1102
|
2266 #ifdef __CYGWIN__
|
|
2267 /*
|
|
2268 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts".
|
|
2269 */
|
|
2270 cygwin_conv_to_posix_path(fname, fname);
|
|
2271 #endif
|
|
2272
|
7
|
2273 /* expand it if forced or not an absolute path */
|
|
2274 if (force || !mch_isFullName(fname))
|
|
2275 {
|
|
2276 /*
|
|
2277 * If the file name has a path, change to that directory for a moment,
|
|
2278 * and then do the getwd() (and get back to where we were).
|
|
2279 * This will get the correct path name with "../" things.
|
|
2280 */
|
1082
|
2281 #ifdef OS2
|
7
|
2282 only_drive = 0;
|
|
2283 if (((p = vim_strrchr(fname, '/')) != NULL)
|
|
2284 || ((p = vim_strrchr(fname, '\\')) != NULL)
|
|
2285 || (((p = vim_strchr(fname, ':')) != NULL) && ++only_drive))
|
1082
|
2286 #else
|
7
|
2287 if ((p = vim_strrchr(fname, '/')) != NULL)
|
1082
|
2288 #endif
|
7
|
2289 {
|
1082
|
2290 #ifdef HAVE_FCHDIR
|
7
|
2291 /*
|
|
2292 * Use fchdir() if possible, it's said to be faster and more
|
|
2293 * reliable. But on SunOS 4 it might not work. Check this by
|
|
2294 * doing a fchdir() right now.
|
|
2295 */
|
|
2296 if (!dont_fchdir)
|
|
2297 {
|
|
2298 fd = open(".", O_RDONLY | O_EXTRA, 0);
|
|
2299 if (fd >= 0 && fchdir(fd) < 0)
|
|
2300 {
|
|
2301 close(fd);
|
|
2302 fd = -1;
|
|
2303 dont_fchdir = TRUE; /* don't try again */
|
|
2304 }
|
|
2305 }
|
1082
|
2306 #endif
|
7
|
2307
|
|
2308 /* Only change directory when we are sure we can return to where
|
|
2309 * we are now. After doing "su" chdir(".") might not work. */
|
|
2310 if (
|
1082
|
2311 #ifdef HAVE_FCHDIR
|
7
|
2312 fd < 0 &&
|
1082
|
2313 #endif
|
7
|
2314 (mch_dirname(olddir, MAXPATHL) == FAIL
|
|
2315 || mch_chdir((char *)olddir) != 0))
|
|
2316 {
|
|
2317 p = NULL; /* can't get current dir: don't chdir */
|
|
2318 retval = FAIL;
|
|
2319 }
|
|
2320 else
|
|
2321 {
|
1082
|
2322 #ifdef OS2
|
7
|
2323 /*
|
|
2324 * compensate for case where ':' from "D:" was the only
|
|
2325 * path separator detected in the file name; the _next_
|
|
2326 * character has to be removed, and then restored later.
|
|
2327 */
|
|
2328 if (only_drive)
|
|
2329 p++;
|
1082
|
2330 #endif
|
7
|
2331 /* The directory is copied into buf[], to be able to remove
|
|
2332 * the file name without changing it (could be a string in
|
|
2333 * read-only memory) */
|
|
2334 if (p - fname >= len)
|
|
2335 retval = FAIL;
|
|
2336 else
|
|
2337 {
|
418
|
2338 vim_strncpy(buf, fname, p - fname);
|
7
|
2339 if (mch_chdir((char *)buf))
|
|
2340 retval = FAIL;
|
|
2341 else
|
|
2342 fname = p + 1;
|
|
2343 *buf = NUL;
|
|
2344 }
|
1082
|
2345 #ifdef OS2
|
7
|
2346 if (only_drive)
|
|
2347 {
|
|
2348 p--;
|
|
2349 if (retval != FAIL)
|
|
2350 fname--;
|
|
2351 }
|
1082
|
2352 #endif
|
7
|
2353 }
|
|
2354 }
|
|
2355 if (mch_dirname(buf, len) == FAIL)
|
|
2356 {
|
|
2357 retval = FAIL;
|
|
2358 *buf = NUL;
|
|
2359 }
|
|
2360 if (p != NULL)
|
|
2361 {
|
1082
|
2362 #ifdef HAVE_FCHDIR
|
7
|
2363 if (fd >= 0)
|
|
2364 {
|
|
2365 l = fchdir(fd);
|
|
2366 close(fd);
|
|
2367 }
|
|
2368 else
|
1082
|
2369 #endif
|
7
|
2370 l = mch_chdir((char *)olddir);
|
|
2371 if (l != 0)
|
|
2372 EMSG(_(e_prev_dir));
|
|
2373 }
|
|
2374
|
|
2375 l = STRLEN(buf);
|
|
2376 if (l >= len)
|
|
2377 retval = FAIL;
|
1082
|
2378 #ifndef VMS
|
7
|
2379 else
|
|
2380 {
|
|
2381 if (l > 0 && buf[l - 1] != '/' && *fname != NUL
|
|
2382 && STRCMP(fname, ".") != 0)
|
|
2383 STRCAT(buf, "/");
|
|
2384 }
|
1082
|
2385 #endif
|
7
|
2386 }
|
1045
|
2387
|
7
|
2388 /* Catch file names which are too long. */
|
|
2389 if (retval == FAIL || STRLEN(buf) + STRLEN(fname) >= len)
|
|
2390 return FAIL;
|
|
2391
|
|
2392 /* Do not append ".", "/dir/." is equal to "/dir". */
|
|
2393 if (STRCMP(fname, ".") != 0)
|
|
2394 STRCAT(buf, fname);
|
|
2395
|
|
2396 return OK;
|
|
2397 }
|
|
2398
|
|
2399 /*
|
|
2400 * Return TRUE if "fname" does not depend on the current directory.
|
|
2401 */
|
|
2402 int
|
|
2403 mch_isFullName(fname)
|
|
2404 char_u *fname;
|
|
2405 {
|
|
2406 #ifdef __EMX__
|
|
2407 return _fnisabs(fname);
|
|
2408 #else
|
|
2409 # ifdef VMS
|
|
2410 return ( fname[0] == '/' || fname[0] == '.' ||
|
|
2411 strchr((char *)fname,':') || strchr((char *)fname,'"') ||
|
|
2412 (strchr((char *)fname,'[') && strchr((char *)fname,']'))||
|
|
2413 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) );
|
|
2414 # else
|
|
2415 return (*fname == '/' || *fname == '~');
|
|
2416 # endif
|
|
2417 #endif
|
|
2418 }
|
|
2419
|
585
|
2420 #if defined(USE_FNAME_CASE) || defined(PROTO)
|
|
2421 /*
|
|
2422 * Set the case of the file name, if it already exists. This will cause the
|
|
2423 * file name to remain exactly the same.
|
|
2424 * Only required for file systems where case is ingored and preserved.
|
|
2425 */
|
|
2426 /*ARGSUSED*/
|
|
2427 void
|
|
2428 fname_case(name, len)
|
|
2429 char_u *name;
|
|
2430 int len; /* buffer size, only used when name gets longer */
|
|
2431 {
|
|
2432 struct stat st;
|
|
2433 char_u *slash, *tail;
|
|
2434 DIR *dirp;
|
|
2435 struct dirent *dp;
|
|
2436
|
|
2437 if (lstat((char *)name, &st) >= 0)
|
|
2438 {
|
|
2439 /* Open the directory where the file is located. */
|
|
2440 slash = vim_strrchr(name, '/');
|
|
2441 if (slash == NULL)
|
|
2442 {
|
|
2443 dirp = opendir(".");
|
|
2444 tail = name;
|
|
2445 }
|
|
2446 else
|
|
2447 {
|
|
2448 *slash = NUL;
|
|
2449 dirp = opendir((char *)name);
|
|
2450 *slash = '/';
|
|
2451 tail = slash + 1;
|
|
2452 }
|
|
2453
|
|
2454 if (dirp != NULL)
|
|
2455 {
|
|
2456 while ((dp = readdir(dirp)) != NULL)
|
|
2457 {
|
|
2458 /* Only accept names that differ in case and are the same byte
|
|
2459 * length. TODO: accept different length name. */
|
|
2460 if (STRICMP(tail, dp->d_name) == 0
|
|
2461 && STRLEN(tail) == STRLEN(dp->d_name))
|
|
2462 {
|
|
2463 char_u newname[MAXPATHL + 1];
|
|
2464 struct stat st2;
|
|
2465
|
|
2466 /* Verify the inode is equal. */
|
|
2467 vim_strncpy(newname, name, MAXPATHL);
|
|
2468 vim_strncpy(newname + (tail - name), (char_u *)dp->d_name,
|
|
2469 MAXPATHL - (tail - name));
|
|
2470 if (lstat((char *)newname, &st2) >= 0
|
|
2471 && st.st_ino == st2.st_ino
|
|
2472 && st.st_dev == st2.st_dev)
|
|
2473 {
|
|
2474 STRCPY(tail, dp->d_name);
|
|
2475 break;
|
|
2476 }
|
|
2477 }
|
|
2478 }
|
|
2479
|
|
2480 closedir(dirp);
|
|
2481 }
|
|
2482 }
|
|
2483 }
|
|
2484 #endif
|
|
2485
|
7
|
2486 /*
|
|
2487 * Get file permissions for 'name'.
|
|
2488 * Returns -1 when it doesn't exist.
|
|
2489 */
|
|
2490 long
|
|
2491 mch_getperm(name)
|
|
2492 char_u *name;
|
|
2493 {
|
|
2494 struct stat statb;
|
|
2495
|
|
2496 /* Keep the #ifdef outside of stat(), it may be a macro. */
|
|
2497 #ifdef VMS
|
|
2498 if (stat((char *)vms_fixfilename(name), &statb))
|
|
2499 #else
|
|
2500 if (stat((char *)name, &statb))
|
|
2501 #endif
|
|
2502 return -1;
|
1350
|
2503 #ifdef __INTERIX
|
|
2504 /* The top bit makes the value negative, which means the file doesn't
|
|
2505 * exist. Remove the bit, we don't use it. */
|
|
2506 return statb.st_mode & ~S_ADDACE;
|
|
2507 #else
|
7
|
2508 return statb.st_mode;
|
1350
|
2509 #endif
|
7
|
2510 }
|
|
2511
|
|
2512 /*
|
|
2513 * set file permission for 'name' to 'perm'
|
|
2514 *
|
|
2515 * return FAIL for failure, OK otherwise
|
|
2516 */
|
|
2517 int
|
|
2518 mch_setperm(name, perm)
|
|
2519 char_u *name;
|
|
2520 long perm;
|
|
2521 {
|
|
2522 return (chmod((char *)
|
|
2523 #ifdef VMS
|
|
2524 vms_fixfilename(name),
|
|
2525 #else
|
|
2526 name,
|
|
2527 #endif
|
|
2528 (mode_t)perm) == 0 ? OK : FAIL);
|
|
2529 }
|
|
2530
|
|
2531 #if defined(HAVE_ACL) || defined(PROTO)
|
|
2532 # ifdef HAVE_SYS_ACL_H
|
|
2533 # include <sys/acl.h>
|
|
2534 # endif
|
|
2535 # ifdef HAVE_SYS_ACCESS_H
|
|
2536 # include <sys/access.h>
|
|
2537 # endif
|
|
2538
|
|
2539 # ifdef HAVE_SOLARIS_ACL
|
|
2540 typedef struct vim_acl_solaris_T {
|
|
2541 int acl_cnt;
|
|
2542 aclent_t *acl_entry;
|
|
2543 } vim_acl_solaris_T;
|
|
2544 # endif
|
|
2545
|
|
2546 /*
|
|
2547 * Return a pointer to the ACL of file "fname" in allocated memory.
|
|
2548 * Return NULL if the ACL is not available for whatever reason.
|
|
2549 */
|
|
2550 vim_acl_T
|
|
2551 mch_get_acl(fname)
|
|
2552 char_u *fname;
|
|
2553 {
|
|
2554 vim_acl_T ret = NULL;
|
|
2555 #ifdef HAVE_POSIX_ACL
|
|
2556 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS);
|
|
2557 #else
|
|
2558 #ifdef HAVE_SOLARIS_ACL
|
|
2559 vim_acl_solaris_T *aclent;
|
|
2560
|
|
2561 aclent = malloc(sizeof(vim_acl_solaris_T));
|
|
2562 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0)
|
|
2563 {
|
|
2564 free(aclent);
|
|
2565 return NULL;
|
|
2566 }
|
|
2567 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t));
|
|
2568 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0)
|
|
2569 {
|
|
2570 free(aclent->acl_entry);
|
|
2571 free(aclent);
|
|
2572 return NULL;
|
|
2573 }
|
|
2574 ret = (vim_acl_T)aclent;
|
|
2575 #else
|
|
2576 #if defined(HAVE_AIX_ACL)
|
|
2577 int aclsize;
|
|
2578 struct acl *aclent;
|
|
2579
|
|
2580 aclsize = sizeof(struct acl);
|
|
2581 aclent = malloc(aclsize);
|
|
2582 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
2583 {
|
|
2584 if (errno == ENOSPC)
|
|
2585 {
|
|
2586 aclsize = aclent->acl_len;
|
|
2587 aclent = realloc(aclent, aclsize);
|
|
2588 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
2589 {
|
|
2590 free(aclent);
|
|
2591 return NULL;
|
|
2592 }
|
|
2593 }
|
|
2594 else
|
|
2595 {
|
|
2596 free(aclent);
|
|
2597 return NULL;
|
|
2598 }
|
|
2599 }
|
|
2600 ret = (vim_acl_T)aclent;
|
|
2601 #endif /* HAVE_AIX_ACL */
|
|
2602 #endif /* HAVE_SOLARIS_ACL */
|
|
2603 #endif /* HAVE_POSIX_ACL */
|
|
2604 return ret;
|
|
2605 }
|
|
2606
|
|
2607 /*
|
|
2608 * Set the ACL of file "fname" to "acl" (unless it's NULL).
|
|
2609 */
|
|
2610 void
|
|
2611 mch_set_acl(fname, aclent)
|
|
2612 char_u *fname;
|
|
2613 vim_acl_T aclent;
|
|
2614 {
|
|
2615 if (aclent == NULL)
|
|
2616 return;
|
|
2617 #ifdef HAVE_POSIX_ACL
|
|
2618 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent);
|
|
2619 #else
|
|
2620 #ifdef HAVE_SOLARIS_ACL
|
|
2621 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt,
|
|
2622 ((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
2623 #else
|
|
2624 #ifdef HAVE_AIX_ACL
|
|
2625 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len);
|
|
2626 #endif /* HAVE_AIX_ACL */
|
|
2627 #endif /* HAVE_SOLARIS_ACL */
|
|
2628 #endif /* HAVE_POSIX_ACL */
|
|
2629 }
|
|
2630
|
|
2631 void
|
|
2632 mch_free_acl(aclent)
|
|
2633 vim_acl_T aclent;
|
|
2634 {
|
|
2635 if (aclent == NULL)
|
|
2636 return;
|
|
2637 #ifdef HAVE_POSIX_ACL
|
|
2638 acl_free((acl_t)aclent);
|
|
2639 #else
|
|
2640 #ifdef HAVE_SOLARIS_ACL
|
|
2641 free(((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
2642 free(aclent);
|
|
2643 #else
|
|
2644 #ifdef HAVE_AIX_ACL
|
|
2645 free(aclent);
|
|
2646 #endif /* HAVE_AIX_ACL */
|
|
2647 #endif /* HAVE_SOLARIS_ACL */
|
|
2648 #endif /* HAVE_POSIX_ACL */
|
|
2649 }
|
|
2650 #endif
|
|
2651
|
|
2652 /*
|
|
2653 * Set hidden flag for "name".
|
|
2654 */
|
|
2655 /* ARGSUSED */
|
|
2656 void
|
|
2657 mch_hide(name)
|
|
2658 char_u *name;
|
|
2659 {
|
|
2660 /* can't hide a file */
|
|
2661 }
|
|
2662
|
|
2663 /*
|
|
2664 * return TRUE if "name" is a directory
|
|
2665 * return FALSE if "name" is not a directory
|
|
2666 * return FALSE for error
|
|
2667 */
|
|
2668 int
|
|
2669 mch_isdir(name)
|
|
2670 char_u *name;
|
|
2671 {
|
|
2672 struct stat statb;
|
|
2673
|
|
2674 if (*name == NUL) /* Some stat()s don't flag "" as an error. */
|
|
2675 return FALSE;
|
|
2676 if (stat((char *)name, &statb))
|
|
2677 return FALSE;
|
|
2678 #ifdef _POSIX_SOURCE
|
|
2679 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE);
|
|
2680 #else
|
|
2681 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE);
|
|
2682 #endif
|
|
2683 }
|
|
2684
|
|
2685 static int executable_file __ARGS((char_u *name));
|
|
2686
|
|
2687 /*
|
|
2688 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist.
|
|
2689 */
|
|
2690 static int
|
|
2691 executable_file(name)
|
|
2692 char_u *name;
|
|
2693 {
|
|
2694 struct stat st;
|
|
2695
|
|
2696 if (stat((char *)name, &st))
|
|
2697 return 0;
|
|
2698 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0;
|
|
2699 }
|
|
2700
|
|
2701 /*
|
|
2702 * Return 1 if "name" can be found in $PATH and executed, 0 if not.
|
|
2703 * Return -1 if unknown.
|
|
2704 */
|
|
2705 int
|
|
2706 mch_can_exe(name)
|
|
2707 char_u *name;
|
|
2708 {
|
|
2709 char_u *buf;
|
|
2710 char_u *p, *e;
|
|
2711 int retval;
|
|
2712
|
|
2713 /* If it's an absolute or relative path don't need to use $PATH. */
|
|
2714 if (mch_isFullName(name) || (name[0] == '.' && (name[1] == '/'
|
|
2715 || (name[1] == '.' && name[2] == '/'))))
|
|
2716 return executable_file(name);
|
|
2717
|
|
2718 p = (char_u *)getenv("PATH");
|
|
2719 if (p == NULL || *p == NUL)
|
|
2720 return -1;
|
|
2721 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2));
|
|
2722 if (buf == NULL)
|
|
2723 return -1;
|
|
2724
|
|
2725 /*
|
|
2726 * Walk through all entries in $PATH to check if "name" exists there and
|
|
2727 * is an executable file.
|
|
2728 */
|
|
2729 for (;;)
|
|
2730 {
|
|
2731 e = (char_u *)strchr((char *)p, ':');
|
|
2732 if (e == NULL)
|
|
2733 e = p + STRLEN(p);
|
|
2734 if (e - p <= 1) /* empty entry means current dir */
|
|
2735 STRCPY(buf, "./");
|
|
2736 else
|
|
2737 {
|
418
|
2738 vim_strncpy(buf, p, e - p);
|
7
|
2739 add_pathsep(buf);
|
|
2740 }
|
|
2741 STRCAT(buf, name);
|
|
2742 retval = executable_file(buf);
|
|
2743 if (retval == 1)
|
|
2744 break;
|
|
2745
|
|
2746 if (*e != ':')
|
|
2747 break;
|
|
2748 p = e + 1;
|
|
2749 }
|
|
2750
|
|
2751 vim_free(buf);
|
|
2752 return retval;
|
|
2753 }
|
|
2754
|
|
2755 /*
|
|
2756 * Check what "name" is:
|
|
2757 * NODE_NORMAL: file or directory (or doesn't exist)
|
|
2758 * NODE_WRITABLE: writable device, socket, fifo, etc.
|
|
2759 * NODE_OTHER: non-writable things
|
|
2760 */
|
|
2761 int
|
|
2762 mch_nodetype(name)
|
|
2763 char_u *name;
|
|
2764 {
|
|
2765 struct stat st;
|
|
2766
|
|
2767 if (stat((char *)name, &st))
|
|
2768 return NODE_NORMAL;
|
|
2769 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode))
|
|
2770 return NODE_NORMAL;
|
|
2771 #ifndef OS2
|
|
2772 if (S_ISBLK(st.st_mode)) /* block device isn't writable */
|
|
2773 return NODE_OTHER;
|
|
2774 #endif
|
|
2775 /* Everything else is writable? */
|
|
2776 return NODE_WRITABLE;
|
|
2777 }
|
|
2778
|
|
2779 void
|
|
2780 mch_early_init()
|
|
2781 {
|
|
2782 #ifdef HAVE_CHECK_STACK_GROWTH
|
|
2783 int i;
|
180
|
2784
|
7
|
2785 check_stack_growth((char *)&i);
|
|
2786
|
180
|
2787 # ifdef HAVE_STACK_LIMIT
|
7
|
2788 get_stack_limit();
|
|
2789 # endif
|
|
2790
|
|
2791 #endif
|
|
2792
|
|
2793 /*
|
|
2794 * Setup an alternative stack for signals. Helps to catch signals when
|
|
2795 * running out of stack space.
|
|
2796 * Use of sigaltstack() is preferred, it's more portable.
|
|
2797 * Ignore any errors.
|
|
2798 */
|
|
2799 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
2800 signal_stack = malloc(SIGSTKSZ);
|
|
2801 init_signal_stack();
|
|
2802 #endif
|
|
2803 }
|
|
2804
|
355
|
2805 #if defined(EXITFREE) || defined(PROTO)
|
|
2806 void
|
|
2807 mch_free_mem()
|
|
2808 {
|
359
|
2809 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
2810 if (clip_star.owned)
|
|
2811 clip_lose_selection(&clip_star);
|
|
2812 if (clip_plus.owned)
|
|
2813 clip_lose_selection(&clip_plus);
|
355
|
2814 # endif
|
|
2815 # if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
|
|
2816 if (xterm_Shell != (Widget)0)
|
|
2817 XtDestroyWidget(xterm_Shell);
|
|
2818 if (xterm_dpy != NULL)
|
|
2819 XtCloseDisplay(xterm_dpy);
|
|
2820 if (app_context != (XtAppContext)NULL)
|
|
2821 XtDestroyApplicationContext(app_context);
|
|
2822 # endif
|
359
|
2823 # ifdef FEAT_X11
|
|
2824 if (x11_display != NULL && x11_display != xterm_dpy)
|
|
2825 XCloseDisplay(x11_display);
|
|
2826 # endif
|
|
2827 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
2828 vim_free(signal_stack);
|
|
2829 signal_stack = NULL;
|
|
2830 # endif
|
|
2831 # ifdef FEAT_TITLE
|
|
2832 vim_free(oldtitle);
|
|
2833 vim_free(oldicon);
|
|
2834 # endif
|
355
|
2835 }
|
|
2836 #endif
|
|
2837
|
7
|
2838 static void exit_scroll __ARGS((void));
|
|
2839
|
|
2840 /*
|
|
2841 * Output a newline when exiting.
|
|
2842 * Make sure the newline goes to the same stream as the text.
|
|
2843 */
|
|
2844 static void
|
|
2845 exit_scroll()
|
|
2846 {
|
167
|
2847 if (silent_mode)
|
|
2848 return;
|
7
|
2849 if (newline_on_exit || msg_didout)
|
|
2850 {
|
|
2851 if (msg_use_printf())
|
|
2852 {
|
|
2853 if (info_message)
|
|
2854 mch_msg("\n");
|
|
2855 else
|
|
2856 mch_errmsg("\r\n");
|
|
2857 }
|
|
2858 else
|
|
2859 out_char('\n');
|
|
2860 }
|
|
2861 else
|
|
2862 {
|
|
2863 restore_cterm_colors(); /* get original colors back */
|
|
2864 msg_clr_eos_force(); /* clear the rest of the display */
|
|
2865 windgoto((int)Rows - 1, 0); /* may have moved the cursor */
|
|
2866 }
|
|
2867 }
|
|
2868
|
|
2869 void
|
|
2870 mch_exit(r)
|
|
2871 int r;
|
|
2872 {
|
|
2873 exiting = TRUE;
|
|
2874
|
|
2875 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD)
|
|
2876 x11_export_final_selection();
|
|
2877 #endif
|
|
2878
|
|
2879 #ifdef FEAT_GUI
|
|
2880 if (!gui.in_use)
|
|
2881 #endif
|
|
2882 {
|
|
2883 settmode(TMODE_COOK);
|
|
2884 #ifdef FEAT_TITLE
|
|
2885 mch_restore_title(3); /* restore xterm title and icon name */
|
|
2886 #endif
|
|
2887 /*
|
|
2888 * When t_ti is not empty but it doesn't cause swapping terminal
|
|
2889 * pages, need to output a newline when msg_didout is set. But when
|
|
2890 * t_ti does swap pages it should not go to the shell page. Do this
|
|
2891 * before stoptermcap().
|
|
2892 */
|
|
2893 if (swapping_screen() && !newline_on_exit)
|
|
2894 exit_scroll();
|
|
2895
|
|
2896 /* Stop termcap: May need to check for T_CRV response, which
|
|
2897 * requires RAW mode. */
|
|
2898 stoptermcap();
|
|
2899
|
|
2900 /*
|
|
2901 * A newline is only required after a message in the alternate screen.
|
|
2902 * This is set to TRUE by wait_return().
|
|
2903 */
|
|
2904 if (!swapping_screen() || newline_on_exit)
|
|
2905 exit_scroll();
|
|
2906
|
|
2907 /* Cursor may have been switched off without calling starttermcap()
|
|
2908 * when doing "vim -u vimrc" and vimrc contains ":q". */
|
|
2909 if (full_screen)
|
|
2910 cursor_on();
|
|
2911 }
|
|
2912 out_flush();
|
|
2913 ml_close_all(TRUE); /* remove all memfiles */
|
|
2914 may_core_dump();
|
|
2915 #ifdef FEAT_GUI
|
|
2916 if (gui.in_use)
|
|
2917 gui_exit(r);
|
|
2918 #endif
|
167
|
2919
|
765
|
2920 #ifdef MACOS_CONVERT
|
167
|
2921 mac_conv_cleanup();
|
|
2922 #endif
|
|
2923
|
7
|
2924 #ifdef __QNX__
|
|
2925 /* A core dump won't be created if the signal handler
|
|
2926 * doesn't return, so we can't call exit() */
|
|
2927 if (deadly_signal != 0)
|
|
2928 return;
|
|
2929 #endif
|
|
2930
|
33
|
2931 #ifdef FEAT_NETBEANS_INTG
|
|
2932 if (usingNetbeans)
|
|
2933 netbeans_send_disconnect();
|
|
2934 #endif
|
355
|
2935
|
|
2936 #ifdef EXITFREE
|
|
2937 free_all_mem();
|
|
2938 #endif
|
|
2939
|
7
|
2940 exit(r);
|
|
2941 }
|
|
2942
|
|
2943 static void
|
|
2944 may_core_dump()
|
|
2945 {
|
|
2946 if (deadly_signal != 0)
|
|
2947 {
|
|
2948 signal(deadly_signal, SIG_DFL);
|
|
2949 kill(getpid(), deadly_signal); /* Die using the signal we caught */
|
|
2950 }
|
|
2951 }
|
|
2952
|
|
2953 #ifndef VMS
|
|
2954
|
|
2955 void
|
|
2956 mch_settmode(tmode)
|
|
2957 int tmode;
|
|
2958 {
|
|
2959 static int first = TRUE;
|
|
2960
|
|
2961 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
2962 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
2963 /*
|
|
2964 * for "new" tty systems
|
|
2965 */
|
|
2966 # ifdef HAVE_TERMIOS_H
|
|
2967 static struct termios told;
|
|
2968 struct termios tnew;
|
|
2969 # else
|
|
2970 static struct termio told;
|
|
2971 struct termio tnew;
|
|
2972 # endif
|
|
2973
|
|
2974 if (first)
|
|
2975 {
|
|
2976 first = FALSE;
|
|
2977 # if defined(HAVE_TERMIOS_H)
|
|
2978 tcgetattr(read_cmd_fd, &told);
|
|
2979 # else
|
|
2980 ioctl(read_cmd_fd, TCGETA, &told);
|
|
2981 # endif
|
|
2982 }
|
|
2983
|
|
2984 tnew = told;
|
|
2985 if (tmode == TMODE_RAW)
|
|
2986 {
|
|
2987 /*
|
|
2988 * ~ICRNL enables typing ^V^M
|
|
2989 */
|
|
2990 tnew.c_iflag &= ~ICRNL;
|
|
2991 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE
|
|
2992 # if defined(IEXTEN) && !defined(__MINT__)
|
|
2993 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */
|
|
2994 /* but it breaks function keys on MINT */
|
|
2995 # endif
|
|
2996 );
|
|
2997 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */
|
|
2998 tnew.c_oflag &= ~ONLCR;
|
|
2999 # endif
|
|
3000 tnew.c_cc[VMIN] = 1; /* return after 1 char */
|
|
3001 tnew.c_cc[VTIME] = 0; /* don't wait */
|
|
3002 }
|
|
3003 else if (tmode == TMODE_SLEEP)
|
|
3004 tnew.c_lflag &= ~(ECHO);
|
|
3005
|
|
3006 # if defined(HAVE_TERMIOS_H)
|
|
3007 {
|
|
3008 int n = 10;
|
|
3009
|
|
3010 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a
|
|
3011 * few times. */
|
|
3012 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1
|
|
3013 && errno == EINTR && n > 0)
|
|
3014 --n;
|
|
3015 }
|
|
3016 # else
|
|
3017 ioctl(read_cmd_fd, TCSETA, &tnew);
|
|
3018 # endif
|
|
3019
|
|
3020 #else
|
|
3021
|
|
3022 /*
|
|
3023 * for "old" tty systems
|
|
3024 */
|
|
3025 # ifndef TIOCSETN
|
|
3026 # define TIOCSETN TIOCSETP /* for hpux 9.0 */
|
|
3027 # endif
|
|
3028 static struct sgttyb ttybold;
|
|
3029 struct sgttyb ttybnew;
|
|
3030
|
|
3031 if (first)
|
|
3032 {
|
|
3033 first = FALSE;
|
|
3034 ioctl(read_cmd_fd, TIOCGETP, &ttybold);
|
|
3035 }
|
|
3036
|
|
3037 ttybnew = ttybold;
|
|
3038 if (tmode == TMODE_RAW)
|
|
3039 {
|
|
3040 ttybnew.sg_flags &= ~(CRMOD | ECHO);
|
|
3041 ttybnew.sg_flags |= RAW;
|
|
3042 }
|
|
3043 else if (tmode == TMODE_SLEEP)
|
|
3044 ttybnew.sg_flags &= ~(ECHO);
|
|
3045 ioctl(read_cmd_fd, TIOCSETN, &ttybnew);
|
|
3046 #endif
|
|
3047 curr_tmode = tmode;
|
|
3048 }
|
|
3049
|
|
3050 /*
|
|
3051 * Try to get the code for "t_kb" from the stty setting
|
|
3052 *
|
|
3053 * Even if termcap claims a backspace key, the user's setting *should*
|
|
3054 * prevail. stty knows more about reality than termcap does, and if
|
|
3055 * somebody's usual erase key is DEL (which, for most BSD users, it will
|
|
3056 * be), they're going to get really annoyed if their erase key starts
|
|
3057 * doing forward deletes for no reason. (Eric Fischer)
|
|
3058 */
|
|
3059 void
|
|
3060 get_stty()
|
|
3061 {
|
|
3062 char_u buf[2];
|
|
3063 char_u *p;
|
|
3064
|
|
3065 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
3066 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
3067 /* for "new" tty systems */
|
|
3068 # ifdef HAVE_TERMIOS_H
|
|
3069 struct termios keys;
|
|
3070 # else
|
|
3071 struct termio keys;
|
|
3072 # endif
|
|
3073
|
|
3074 # if defined(HAVE_TERMIOS_H)
|
|
3075 if (tcgetattr(read_cmd_fd, &keys) != -1)
|
|
3076 # else
|
|
3077 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1)
|
|
3078 # endif
|
|
3079 {
|
|
3080 buf[0] = keys.c_cc[VERASE];
|
|
3081 intr_char = keys.c_cc[VINTR];
|
|
3082 #else
|
|
3083 /* for "old" tty systems */
|
|
3084 struct sgttyb keys;
|
|
3085
|
|
3086 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1)
|
|
3087 {
|
|
3088 buf[0] = keys.sg_erase;
|
|
3089 intr_char = keys.sg_kill;
|
|
3090 #endif
|
|
3091 buf[1] = NUL;
|
|
3092 add_termcode((char_u *)"kb", buf, FALSE);
|
|
3093
|
|
3094 /*
|
|
3095 * If <BS> and <DEL> are now the same, redefine <DEL>.
|
|
3096 */
|
|
3097 p = find_termcode((char_u *)"kD");
|
|
3098 if (p != NULL && p[0] == buf[0] && p[1] == buf[1])
|
|
3099 do_fixdel(NULL);
|
|
3100 }
|
|
3101 #if 0
|
|
3102 } /* to keep cindent happy */
|
|
3103 #endif
|
|
3104 }
|
|
3105
|
|
3106 #endif /* VMS */
|
|
3107
|
|
3108 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
3109 /*
|
|
3110 * Set mouse clicks on or off.
|
|
3111 */
|
|
3112 void
|
|
3113 mch_setmouse(on)
|
|
3114 int on;
|
|
3115 {
|
|
3116 static int ison = FALSE;
|
|
3117 int xterm_mouse_vers;
|
|
3118
|
|
3119 if (on == ison) /* return quickly if nothing to do */
|
|
3120 return;
|
|
3121
|
|
3122 xterm_mouse_vers = use_xterm_mouse();
|
|
3123 if (xterm_mouse_vers > 0)
|
|
3124 {
|
|
3125 if (on) /* enable mouse events, use mouse tracking if available */
|
|
3126 out_str_nf((char_u *)
|
|
3127 (xterm_mouse_vers > 1
|
|
3128 ? IF_EB("\033[?1002h", ESC_STR "[?1002h")
|
|
3129 : IF_EB("\033[?1000h", ESC_STR "[?1000h")));
|
|
3130 else /* disable mouse events, could probably always send the same */
|
|
3131 out_str_nf((char_u *)
|
|
3132 (xterm_mouse_vers > 1
|
|
3133 ? IF_EB("\033[?1002l", ESC_STR "[?1002l")
|
|
3134 : IF_EB("\033[?1000l", ESC_STR "[?1000l")));
|
|
3135 ison = on;
|
|
3136 }
|
|
3137
|
|
3138 # ifdef FEAT_MOUSE_DEC
|
|
3139 else if (ttym_flags == TTYM_DEC)
|
|
3140 {
|
|
3141 if (on) /* enable mouse events */
|
|
3142 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{");
|
|
3143 else /* disable mouse events */
|
|
3144 out_str_nf((char_u *)"\033['z");
|
|
3145 ison = on;
|
|
3146 }
|
|
3147 # endif
|
|
3148
|
|
3149 # ifdef FEAT_MOUSE_GPM
|
|
3150 else
|
|
3151 {
|
|
3152 if (on)
|
|
3153 {
|
|
3154 if (gpm_open())
|
|
3155 ison = TRUE;
|
|
3156 }
|
|
3157 else
|
|
3158 {
|
|
3159 gpm_close();
|
|
3160 ison = FALSE;
|
|
3161 }
|
|
3162 }
|
|
3163 # endif
|
|
3164
|
|
3165 # ifdef FEAT_MOUSE_JSB
|
|
3166 else
|
|
3167 {
|
|
3168 if (on)
|
|
3169 {
|
|
3170 /* D - Enable Mouse up/down messages
|
|
3171 * L - Enable Left Button Reporting
|
|
3172 * M - Enable Middle Button Reporting
|
|
3173 * R - Enable Right Button Reporting
|
|
3174 * K - Enable SHIFT and CTRL key Reporting
|
|
3175 * + - Enable Advanced messaging of mouse moves and up/down messages
|
|
3176 * Q - Quiet No Ack
|
|
3177 * # - Numeric value of mouse pointer required
|
|
3178 * 0 = Multiview 2000 cursor, used as standard
|
|
3179 * 1 = Windows Arrow
|
|
3180 * 2 = Windows I Beam
|
|
3181 * 3 = Windows Hour Glass
|
|
3182 * 4 = Windows Cross Hair
|
|
3183 * 5 = Windows UP Arrow
|
|
3184 */
|
|
3185 #ifdef JSBTERM_MOUSE_NONADVANCED /* Disables full feedback of pointer movements */
|
|
3186 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\",
|
|
3187 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\"));
|
|
3188 #else
|
|
3189 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\",
|
|
3190 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\"));
|
|
3191 #endif
|
|
3192 ison = TRUE;
|
|
3193 }
|
|
3194 else
|
|
3195 {
|
|
3196 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\",
|
|
3197 ESC_STR "[0~ZwQ" ESC_STR "\\"));
|
|
3198 ison = FALSE;
|
|
3199 }
|
|
3200 }
|
|
3201 # endif
|
|
3202 # ifdef FEAT_MOUSE_PTERM
|
|
3203 else
|
|
3204 {
|
|
3205 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */
|
|
3206 if (on)
|
|
3207 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l");
|
|
3208 else
|
|
3209 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h");
|
|
3210 ison = on;
|
|
3211 }
|
|
3212 # endif
|
|
3213 }
|
|
3214
|
|
3215 /*
|
|
3216 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options.
|
|
3217 */
|
|
3218 void
|
|
3219 check_mouse_termcode()
|
|
3220 {
|
|
3221 # ifdef FEAT_MOUSE_XTERM
|
|
3222 if (use_xterm_mouse()
|
|
3223 # ifdef FEAT_GUI
|
|
3224 && !gui.in_use
|
|
3225 # endif
|
|
3226 )
|
|
3227 {
|
|
3228 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME)
|
180
|
3229 ? IF_EB("\233M", CSI_STR "M")
|
|
3230 : IF_EB("\033[M", ESC_STR "[M")));
|
7
|
3231 if (*p_mouse != NUL)
|
|
3232 {
|
|
3233 /* force mouse off and maybe on to send possibly new mouse
|
|
3234 * activation sequence to the xterm, with(out) drag tracing. */
|
|
3235 mch_setmouse(FALSE);
|
|
3236 setmouse();
|
|
3237 }
|
|
3238 }
|
|
3239 else
|
|
3240 del_mouse_termcode(KS_MOUSE);
|
|
3241 # endif
|
|
3242
|
|
3243 # ifdef FEAT_MOUSE_GPM
|
|
3244 if (!use_xterm_mouse()
|
|
3245 # ifdef FEAT_GUI
|
|
3246 && !gui.in_use
|
|
3247 # endif
|
|
3248 )
|
|
3249 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG"));
|
|
3250 # endif
|
|
3251
|
|
3252 # ifdef FEAT_MOUSE_JSB
|
|
3253 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */
|
|
3254 if (!use_xterm_mouse()
|
|
3255 # ifdef FEAT_GUI
|
|
3256 && !gui.in_use
|
|
3257 # endif
|
|
3258 )
|
|
3259 set_mouse_termcode(KS_JSBTERM_MOUSE,
|
|
3260 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw"));
|
|
3261 else
|
|
3262 del_mouse_termcode(KS_JSBTERM_MOUSE);
|
|
3263 # endif
|
|
3264
|
|
3265 # ifdef FEAT_MOUSE_NET
|
180
|
3266 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't
|
7
|
3267 * define it in the GUI or when using an xterm. */
|
|
3268 if (!use_xterm_mouse()
|
|
3269 # ifdef FEAT_GUI
|
|
3270 && !gui.in_use
|
|
3271 # endif
|
|
3272 )
|
|
3273 set_mouse_termcode(KS_NETTERM_MOUSE,
|
|
3274 (char_u *)IF_EB("\033}", ESC_STR "}"));
|
|
3275 else
|
|
3276 del_mouse_termcode(KS_NETTERM_MOUSE);
|
|
3277 # endif
|
|
3278
|
|
3279 # ifdef FEAT_MOUSE_DEC
|
|
3280 /* conflicts with xterm mouse: "\033[" and "\033[M" */
|
|
3281 if (!use_xterm_mouse()
|
|
3282 # ifdef FEAT_GUI
|
|
3283 && !gui.in_use
|
|
3284 # endif
|
|
3285 )
|
180
|
3286 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME)
|
|
3287 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "[")));
|
7
|
3288 else
|
|
3289 del_mouse_termcode(KS_DEC_MOUSE);
|
|
3290 # endif
|
|
3291 # ifdef FEAT_MOUSE_PTERM
|
|
3292 /* same as the dec mouse */
|
|
3293 if (!use_xterm_mouse()
|
|
3294 # ifdef FEAT_GUI
|
|
3295 && !gui.in_use
|
|
3296 # endif
|
|
3297 )
|
|
3298 set_mouse_termcode(KS_PTERM_MOUSE,
|
|
3299 (char_u *) IF_EB("\033[", ESC_STR "["));
|
|
3300 else
|
|
3301 del_mouse_termcode(KS_PTERM_MOUSE);
|
|
3302 # endif
|
|
3303 }
|
|
3304 #endif
|
|
3305
|
|
3306 /*
|
|
3307 * set screen mode, always fails.
|
|
3308 */
|
|
3309 /* ARGSUSED */
|
|
3310 int
|
|
3311 mch_screenmode(arg)
|
|
3312 char_u *arg;
|
|
3313 {
|
|
3314 EMSG(_(e_screenmode));
|
|
3315 return FAIL;
|
|
3316 }
|
|
3317
|
|
3318 #ifndef VMS
|
|
3319
|
|
3320 /*
|
|
3321 * Try to get the current window size:
|
|
3322 * 1. with an ioctl(), most accurate method
|
|
3323 * 2. from the environment variables LINES and COLUMNS
|
|
3324 * 3. from the termcap
|
|
3325 * 4. keep using the old values
|
|
3326 * Return OK when size could be determined, FAIL otherwise.
|
|
3327 */
|
|
3328 int
|
|
3329 mch_get_shellsize()
|
|
3330 {
|
|
3331 long rows = 0;
|
|
3332 long columns = 0;
|
|
3333 char_u *p;
|
|
3334
|
|
3335 /*
|
|
3336 * For OS/2 use _scrsize().
|
|
3337 */
|
|
3338 # ifdef __EMX__
|
|
3339 {
|
|
3340 int s[2];
|
|
3341
|
|
3342 _scrsize(s);
|
|
3343 columns = s[0];
|
|
3344 rows = s[1];
|
|
3345 }
|
|
3346 # endif
|
|
3347
|
|
3348 /*
|
|
3349 * 1. try using an ioctl. It is the most accurate method.
|
|
3350 *
|
|
3351 * Try using TIOCGWINSZ first, some systems that have it also define
|
|
3352 * TIOCGSIZE but don't have a struct ttysize.
|
|
3353 */
|
|
3354 # ifdef TIOCGWINSZ
|
|
3355 {
|
|
3356 struct winsize ws;
|
|
3357 int fd = 1;
|
|
3358
|
|
3359 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
3360 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
3361 fd = read_cmd_fd;
|
|
3362 if (ioctl(fd, TIOCGWINSZ, &ws) == 0)
|
|
3363 {
|
|
3364 columns = ws.ws_col;
|
|
3365 rows = ws.ws_row;
|
|
3366 }
|
|
3367 }
|
|
3368 # else /* TIOCGWINSZ */
|
|
3369 # ifdef TIOCGSIZE
|
|
3370 {
|
|
3371 struct ttysize ts;
|
|
3372 int fd = 1;
|
|
3373
|
|
3374 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
3375 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
3376 fd = read_cmd_fd;
|
|
3377 if (ioctl(fd, TIOCGSIZE, &ts) == 0)
|
|
3378 {
|
|
3379 columns = ts.ts_cols;
|
|
3380 rows = ts.ts_lines;
|
|
3381 }
|
|
3382 }
|
|
3383 # endif /* TIOCGSIZE */
|
|
3384 # endif /* TIOCGWINSZ */
|
|
3385
|
|
3386 /*
|
|
3387 * 2. get size from environment
|
164
|
3388 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules
|
|
3389 * the ioctl() values!
|
7
|
3390 */
|
164
|
3391 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL)
|
7
|
3392 {
|
|
3393 if ((p = (char_u *)getenv("LINES")))
|
|
3394 rows = atoi((char *)p);
|
|
3395 if ((p = (char_u *)getenv("COLUMNS")))
|
|
3396 columns = atoi((char *)p);
|
|
3397 }
|
|
3398
|
|
3399 #ifdef HAVE_TGETENT
|
|
3400 /*
|
|
3401 * 3. try reading "co" and "li" entries from termcap
|
|
3402 */
|
|
3403 if (columns == 0 || rows == 0)
|
|
3404 getlinecol(&columns, &rows);
|
|
3405 #endif
|
|
3406
|
|
3407 /*
|
|
3408 * 4. If everything fails, use the old values
|
|
3409 */
|
|
3410 if (columns <= 0 || rows <= 0)
|
|
3411 return FAIL;
|
|
3412
|
|
3413 Rows = rows;
|
|
3414 Columns = columns;
|
|
3415 return OK;
|
|
3416 }
|
|
3417
|
|
3418 /*
|
|
3419 * Try to set the window size to Rows and Columns.
|
|
3420 */
|
|
3421 void
|
|
3422 mch_set_shellsize()
|
|
3423 {
|
|
3424 if (*T_CWS)
|
|
3425 {
|
|
3426 /*
|
|
3427 * NOTE: if you get an error here that term_set_winsize() is
|
|
3428 * undefined, check the output of configure. It could probably not
|
|
3429 * find a ncurses, termcap or termlib library.
|
|
3430 */
|
|
3431 term_set_winsize((int)Rows, (int)Columns);
|
|
3432 out_flush();
|
|
3433 screen_start(); /* don't know where cursor is now */
|
|
3434 }
|
|
3435 }
|
|
3436
|
|
3437 #endif /* VMS */
|
|
3438
|
|
3439 /*
|
|
3440 * Rows and/or Columns has changed.
|
|
3441 */
|
|
3442 void
|
|
3443 mch_new_shellsize()
|
|
3444 {
|
|
3445 /* Nothing to do. */
|
|
3446 }
|
|
3447
|
167
|
3448 #ifndef USE_SYSTEM
|
|
3449 static void append_ga_line __ARGS((garray_T *gap));
|
|
3450
|
|
3451 /*
|
|
3452 * Append the text in "gap" below the cursor line and clear "gap".
|
|
3453 */
|
|
3454 static void
|
|
3455 append_ga_line(gap)
|
|
3456 garray_T *gap;
|
|
3457 {
|
|
3458 /* Remove trailing CR. */
|
|
3459 if (gap->ga_len > 0
|
|
3460 && !curbuf->b_p_bin
|
|
3461 && ((char_u *)gap->ga_data)[gap->ga_len - 1] == CAR)
|
|
3462 --gap->ga_len;
|
|
3463 ga_append(gap, NUL);
|
|
3464 ml_append(curwin->w_cursor.lnum++, gap->ga_data, 0, FALSE);
|
|
3465 gap->ga_len = 0;
|
|
3466 }
|
|
3467 #endif
|
|
3468
|
7
|
3469 int
|
|
3470 mch_call_shell(cmd, options)
|
|
3471 char_u *cmd;
|
|
3472 int options; /* SHELL_*, see vim.h */
|
|
3473 {
|
|
3474 #ifdef VMS
|
|
3475 char *ifn = NULL;
|
|
3476 char *ofn = NULL;
|
|
3477 #endif
|
|
3478 int tmode = cur_tmode;
|
|
3479 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */
|
|
3480 int x;
|
|
3481 # ifndef __EMX__
|
|
3482 char_u *newcmd; /* only needed for unix */
|
|
3483 # else
|
|
3484 /*
|
|
3485 * Set the preferred shell in the EMXSHELL environment variable (but
|
|
3486 * only if it is different from what is already in the environment).
|
|
3487 * Emx then takes care of whether to use "/c" or "-c" in an
|
|
3488 * intelligent way. Simply pass the whole thing to emx's system() call.
|
|
3489 * Emx also starts an interactive shell if system() is passed an empty
|
|
3490 * string.
|
|
3491 */
|
|
3492 char_u *p, *old;
|
|
3493
|
|
3494 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh))
|
|
3495 {
|
|
3496 /* should check HAVE_SETENV, but I know we don't have it. */
|
|
3497 p = alloc(10 + strlen(p_sh));
|
|
3498 if (p)
|
|
3499 {
|
|
3500 sprintf((char *)p, "EMXSHELL=%s", p_sh);
|
|
3501 putenv((char *)p); /* don't free the pointer! */
|
|
3502 }
|
|
3503 }
|
|
3504 # endif
|
|
3505
|
|
3506 out_flush();
|
|
3507
|
|
3508 if (options & SHELL_COOKED)
|
|
3509 settmode(TMODE_COOK); /* set to normal mode */
|
|
3510
|
|
3511 # ifdef __EMX__
|
|
3512 if (cmd == NULL)
|
|
3513 x = system(""); /* this starts an interactive shell in emx */
|
|
3514 else
|
|
3515 x = system((char *)cmd);
|
|
3516 /* system() returns -1 when error occurs in starting shell */
|
|
3517 if (x == -1 && !emsg_silent)
|
|
3518 {
|
|
3519 MSG_PUTS(_("\nCannot execute shell "));
|
|
3520 msg_outtrans(p_sh);
|
|
3521 msg_putchar('\n');
|
|
3522 }
|
|
3523 # else /* not __EMX__ */
|
|
3524 if (cmd == NULL)
|
|
3525 x = system((char *)p_sh);
|
|
3526 else
|
|
3527 {
|
|
3528 # ifdef VMS
|
|
3529 if (ofn = strchr((char *)cmd, '>'))
|
|
3530 *ofn++ = '\0';
|
|
3531 if (ifn = strchr((char *)cmd, '<'))
|
|
3532 {
|
|
3533 char *p;
|
|
3534
|
|
3535 *ifn++ = '\0';
|
|
3536 p = strchr(ifn,' '); /* chop off any trailing spaces */
|
|
3537 if (p)
|
|
3538 *p = '\0';
|
|
3539 }
|
|
3540 if (ofn)
|
|
3541 x = vms_sys((char *)cmd, ofn, ifn);
|
|
3542 else
|
|
3543 x = system((char *)cmd);
|
|
3544 # else
|
|
3545 newcmd = lalloc(STRLEN(p_sh)
|
|
3546 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg))
|
|
3547 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE);
|
|
3548 if (newcmd == NULL)
|
|
3549 x = 0;
|
|
3550 else
|
|
3551 {
|
|
3552 sprintf((char *)newcmd, "%s %s %s %s", p_sh,
|
|
3553 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg,
|
|
3554 (char *)p_shcf,
|
|
3555 (char *)cmd);
|
|
3556 x = system((char *)newcmd);
|
|
3557 vim_free(newcmd);
|
|
3558 }
|
|
3559 # endif
|
|
3560 }
|
|
3561 # ifdef VMS
|
|
3562 x = vms_sys_status(x);
|
|
3563 # endif
|
|
3564 if (emsg_silent)
|
|
3565 ;
|
|
3566 else if (x == 127)
|
|
3567 MSG_PUTS(_("\nCannot execute shell sh\n"));
|
|
3568 # endif /* __EMX__ */
|
|
3569 else if (x && !(options & SHELL_SILENT))
|
|
3570 {
|
|
3571 MSG_PUTS(_("\nshell returned "));
|
|
3572 msg_outnum((long)x);
|
|
3573 msg_putchar('\n');
|
|
3574 }
|
|
3575
|
|
3576 if (tmode == TMODE_RAW)
|
|
3577 settmode(TMODE_RAW); /* set to raw mode */
|
|
3578 # ifdef FEAT_TITLE
|
|
3579 resettitle();
|
|
3580 # endif
|
|
3581 return x;
|
|
3582
|
|
3583 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */
|
|
3584
|
167
|
3585 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use
|
|
3586 127, some shells use that already */
|
7
|
3587
|
|
3588 char_u *newcmd = NULL;
|
|
3589 pid_t pid;
|
167
|
3590 pid_t wpid = 0;
|
7
|
3591 pid_t wait_pid = 0;
|
|
3592 # ifdef HAVE_UNION_WAIT
|
|
3593 union wait status;
|
|
3594 # else
|
|
3595 int status = -1;
|
|
3596 # endif
|
|
3597 int retval = -1;
|
|
3598 char **argv = NULL;
|
|
3599 int argc;
|
|
3600 int i;
|
|
3601 char_u *p;
|
|
3602 int inquote;
|
167
|
3603 int pty_master_fd = -1; /* for pty's */
|
7
|
3604 # ifdef FEAT_GUI
|
|
3605 int pty_slave_fd = -1;
|
|
3606 char *tty_name;
|
167
|
3607 # endif
|
602
|
3608 int fd_toshell[2]; /* for pipes */
|
7
|
3609 int fd_fromshell[2];
|
|
3610 int pipe_error = FALSE;
|
167
|
3611 # ifdef HAVE_SETENV
|
7
|
3612 char envbuf[50];
|
167
|
3613 # else
|
7
|
3614 static char envbuf_Rows[20];
|
|
3615 static char envbuf_Columns[20];
|
|
3616 # endif
|
602
|
3617 int did_settmode = FALSE; /* settmode(TMODE_RAW) called */
|
7
|
3618
|
|
3619 out_flush();
|
|
3620 if (options & SHELL_COOKED)
|
|
3621 settmode(TMODE_COOK); /* set to normal mode */
|
|
3622
|
|
3623 newcmd = vim_strsave(p_sh);
|
|
3624 if (newcmd == NULL) /* out of memory */
|
|
3625 goto error;
|
602
|
3626
|
|
3627 /*
|
|
3628 * Do this loop twice:
|
|
3629 * 1: find number of arguments
|
|
3630 * 2: separate them and build argv[]
|
|
3631 */
|
7
|
3632 for (i = 0; i < 2; ++i)
|
|
3633 {
|
|
3634 p = newcmd;
|
|
3635 inquote = FALSE;
|
|
3636 argc = 0;
|
|
3637 for (;;)
|
|
3638 {
|
|
3639 if (i == 1)
|
|
3640 argv[argc] = (char *)p;
|
|
3641 ++argc;
|
|
3642 while (*p && (inquote || (*p != ' ' && *p != TAB)))
|
|
3643 {
|
|
3644 if (*p == '"')
|
|
3645 inquote = !inquote;
|
|
3646 ++p;
|
|
3647 }
|
|
3648 if (*p == NUL)
|
|
3649 break;
|
|
3650 if (i == 1)
|
|
3651 *p++ = NUL;
|
|
3652 p = skipwhite(p);
|
|
3653 }
|
840
|
3654 if (argv == NULL)
|
7
|
3655 {
|
|
3656 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *)));
|
|
3657 if (argv == NULL) /* out of memory */
|
|
3658 goto error;
|
|
3659 }
|
|
3660 }
|
|
3661 if (cmd != NULL)
|
|
3662 {
|
|
3663 if (extra_shell_arg != NULL)
|
|
3664 argv[argc++] = (char *)extra_shell_arg;
|
|
3665 argv[argc++] = (char *)p_shcf;
|
|
3666 argv[argc++] = (char *)cmd;
|
|
3667 }
|
|
3668 argv[argc] = NULL;
|
|
3669
|
167
|
3670 /*
|
|
3671 * For the GUI, when writing the output into the buffer and when reading
|
|
3672 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout
|
|
3673 * of the executed command into the Vim window. Or use a pipe.
|
|
3674 */
|
|
3675 if ((options & (SHELL_READ|SHELL_WRITE))
|
7
|
3676 # ifdef FEAT_GUI
|
167
|
3677 || (gui.in_use && show_shell_mess)
|
|
3678 # endif
|
|
3679 )
|
7
|
3680 {
|
167
|
3681 # ifdef FEAT_GUI
|
7
|
3682 /*
|
|
3683 * Try to open a master pty.
|
|
3684 * If this works, open the slave pty.
|
|
3685 * If the slave can't be opened, close the master pty.
|
|
3686 */
|
167
|
3687 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE)))
|
7
|
3688 {
|
|
3689 pty_master_fd = OpenPTY(&tty_name); /* open pty */
|
|
3690 if (pty_master_fd >= 0 && ((pty_slave_fd =
|
|
3691 open(tty_name, O_RDWR | O_EXTRA, 0)) < 0))
|
|
3692 {
|
|
3693 close(pty_master_fd);
|
|
3694 pty_master_fd = -1;
|
|
3695 }
|
|
3696 }
|
|
3697 /*
|
|
3698 * If not opening a pty or it didn't work, try using pipes.
|
|
3699 */
|
|
3700 if (pty_master_fd < 0)
|
167
|
3701 # endif
|
7
|
3702 {
|
|
3703 pipe_error = (pipe(fd_toshell) < 0);
|
|
3704 if (!pipe_error) /* pipe create OK */
|
|
3705 {
|
|
3706 pipe_error = (pipe(fd_fromshell) < 0);
|
|
3707 if (pipe_error) /* pipe create failed */
|
|
3708 {
|
|
3709 close(fd_toshell[0]);
|
|
3710 close(fd_toshell[1]);
|
|
3711 }
|
|
3712 }
|
|
3713 if (pipe_error)
|
|
3714 {
|
|
3715 MSG_PUTS(_("\nCannot create pipes\n"));
|
|
3716 out_flush();
|
|
3717 }
|
|
3718 }
|
|
3719 }
|
|
3720
|
|
3721 if (!pipe_error) /* pty or pipe opened or not used */
|
|
3722 {
|
|
3723 # ifdef __BEOS__
|
|
3724 beos_cleanup_read_thread();
|
|
3725 # endif
|
602
|
3726
|
7
|
3727 if ((pid = fork()) == -1) /* maybe we should use vfork() */
|
|
3728 {
|
|
3729 MSG_PUTS(_("\nCannot fork\n"));
|
167
|
3730 if ((options & (SHELL_READ|SHELL_WRITE))
|
7
|
3731 # ifdef FEAT_GUI
|
167
|
3732 || (gui.in_use && show_shell_mess)
|
|
3733 # endif
|
|
3734 )
|
7
|
3735 {
|
167
|
3736 # ifdef FEAT_GUI
|
7
|
3737 if (pty_master_fd >= 0) /* close the pseudo tty */
|
|
3738 {
|
|
3739 close(pty_master_fd);
|
|
3740 close(pty_slave_fd);
|
|
3741 }
|
|
3742 else /* close the pipes */
|
167
|
3743 # endif
|
7
|
3744 {
|
|
3745 close(fd_toshell[0]);
|
|
3746 close(fd_toshell[1]);
|
|
3747 close(fd_fromshell[0]);
|
|
3748 close(fd_fromshell[1]);
|
|
3749 }
|
|
3750 }
|
|
3751 }
|
|
3752 else if (pid == 0) /* child */
|
|
3753 {
|
|
3754 reset_signals(); /* handle signals normally */
|
|
3755
|
|
3756 if (!show_shell_mess || (options & SHELL_EXPAND))
|
|
3757 {
|
|
3758 int fd;
|
|
3759
|
|
3760 /*
|
|
3761 * Don't want to show any message from the shell. Can't just
|
|
3762 * close stdout and stderr though, because some systems will
|
|
3763 * break if you try to write to them after that, so we must
|
|
3764 * use dup() to replace them with something else -- webb
|
|
3765 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang,
|
|
3766 * waiting for input.
|
|
3767 */
|
|
3768 fd = open("/dev/null", O_RDWR | O_EXTRA, 0);
|
|
3769 fclose(stdin);
|
|
3770 fclose(stdout);
|
|
3771 fclose(stderr);
|
|
3772
|
|
3773 /*
|
|
3774 * If any of these open()'s and dup()'s fail, we just continue
|
|
3775 * anyway. It's not fatal, and on most systems it will make
|
|
3776 * no difference at all. On a few it will cause the execvp()
|
|
3777 * to exit with a non-zero status even when the completion
|
|
3778 * could be done, which is nothing too serious. If the open()
|
|
3779 * or dup() failed we'd just do the same thing ourselves
|
|
3780 * anyway -- webb
|
|
3781 */
|
|
3782 if (fd >= 0)
|
|
3783 {
|
|
3784 dup(fd); /* To replace stdin (file descriptor 0) */
|
|
3785 dup(fd); /* To replace stdout (file descriptor 1) */
|
|
3786 dup(fd); /* To replace stderr (file descriptor 2) */
|
|
3787
|
|
3788 /* Don't need this now that we've duplicated it */
|
|
3789 close(fd);
|
|
3790 }
|
|
3791 }
|
167
|
3792 else if ((options & (SHELL_READ|SHELL_WRITE))
|
7
|
3793 # ifdef FEAT_GUI
|
167
|
3794 || gui.in_use
|
|
3795 # endif
|
|
3796 )
|
7
|
3797 {
|
|
3798
|
167
|
3799 # ifdef HAVE_SETSID
|
602
|
3800 /* Create our own process group, so that the child and all its
|
|
3801 * children can be kill()ed. Don't do this when using pipes,
|
|
3802 * because stdin is not a tty, we would loose /dev/tty. */
|
|
3803 if (p_stmp)
|
|
3804 (void)setsid();
|
167
|
3805 # endif
|
|
3806 # ifdef FEAT_GUI
|
602
|
3807 if (pty_slave_fd >= 0)
|
|
3808 {
|
|
3809 /* push stream discipline modules */
|
|
3810 if (options & SHELL_COOKED)
|
|
3811 SetupSlavePTY(pty_slave_fd);
|
7
|
3812 # ifdef TIOCSCTTY
|
602
|
3813 /* Try to become controlling tty (probably doesn't work,
|
|
3814 * unless run by root) */
|
|
3815 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL);
|
7
|
3816 # endif
|
602
|
3817 }
|
167
|
3818 # endif
|
7
|
3819 /* Simulate to have a dumb terminal (for now) */
|
167
|
3820 # ifdef HAVE_SETENV
|
7
|
3821 setenv("TERM", "dumb", 1);
|
|
3822 sprintf((char *)envbuf, "%ld", Rows);
|
|
3823 setenv("ROWS", (char *)envbuf, 1);
|
|
3824 sprintf((char *)envbuf, "%ld", Rows);
|
|
3825 setenv("LINES", (char *)envbuf, 1);
|
|
3826 sprintf((char *)envbuf, "%ld", Columns);
|
|
3827 setenv("COLUMNS", (char *)envbuf, 1);
|
167
|
3828 # else
|
7
|
3829 /*
|
|
3830 * Putenv does not copy the string, it has to remain valid.
|
|
3831 * Use a static array to avoid loosing allocated memory.
|
|
3832 */
|
|
3833 putenv("TERM=dumb");
|
|
3834 sprintf(envbuf_Rows, "ROWS=%ld", Rows);
|
|
3835 putenv(envbuf_Rows);
|
|
3836 sprintf(envbuf_Rows, "LINES=%ld", Rows);
|
|
3837 putenv(envbuf_Rows);
|
|
3838 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns);
|
|
3839 putenv(envbuf_Columns);
|
167
|
3840 # endif
|
|
3841
|
557
|
3842 /*
|
|
3843 * stderr is only redirected when using the GUI, so that a
|
|
3844 * program like gpg can still access the terminal to get a
|
|
3845 * passphrase using stderr.
|
|
3846 */
|
167
|
3847 # ifdef FEAT_GUI
|
7
|
3848 if (pty_master_fd >= 0)
|
|
3849 {
|
|
3850 close(pty_master_fd); /* close master side of pty */
|
|
3851
|
|
3852 /* set up stdin/stdout/stderr for the child */
|
|
3853 close(0);
|
|
3854 dup(pty_slave_fd);
|
|
3855 close(1);
|
|
3856 dup(pty_slave_fd);
|
557
|
3857 if (gui.in_use)
|
|
3858 {
|
|
3859 close(2);
|
|
3860 dup(pty_slave_fd);
|
|
3861 }
|
7
|
3862
|
|
3863 close(pty_slave_fd); /* has been dupped, close it now */
|
|
3864 }
|
|
3865 else
|
167
|
3866 # endif
|
7
|
3867 {
|
|
3868 /* set up stdin for the child */
|
|
3869 close(fd_toshell[1]);
|
|
3870 close(0);
|
|
3871 dup(fd_toshell[0]);
|
|
3872 close(fd_toshell[0]);
|
|
3873
|
|
3874 /* set up stdout for the child */
|
|
3875 close(fd_fromshell[0]);
|
|
3876 close(1);
|
|
3877 dup(fd_fromshell[1]);
|
|
3878 close(fd_fromshell[1]);
|
|
3879
|
557
|
3880 # ifdef FEAT_GUI
|
|
3881 if (gui.in_use)
|
|
3882 {
|
|
3883 /* set up stderr for the child */
|
|
3884 close(2);
|
|
3885 dup(1);
|
|
3886 }
|
|
3887 # endif
|
7
|
3888 }
|
|
3889 }
|
167
|
3890
|
7
|
3891 /*
|
|
3892 * There is no type cast for the argv, because the type may be
|
|
3893 * different on different machines. This may cause a warning
|
|
3894 * message with strict compilers, don't worry about it.
|
|
3895 * Call _exit() instead of exit() to avoid closing the connection
|
|
3896 * to the X server (esp. with GTK, which uses atexit()).
|
|
3897 */
|
|
3898 execvp(argv[0], argv);
|
|
3899 _exit(EXEC_FAILED); /* exec failed, return failure code */
|
|
3900 }
|
|
3901 else /* parent */
|
|
3902 {
|
|
3903 /*
|
|
3904 * While child is running, ignore terminating signals.
|
167
|
3905 * Do catch CTRL-C, so that "got_int" is set.
|
7
|
3906 */
|
|
3907 catch_signals(SIG_IGN, SIG_ERR);
|
167
|
3908 catch_int_signal();
|
7
|
3909
|
|
3910 /*
|
|
3911 * For the GUI we redirect stdin, stdout and stderr to our window.
|
167
|
3912 * This is also used to pipe stdin/stdout to/from the external
|
|
3913 * command.
|
7
|
3914 */
|
167
|
3915 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
3916 # ifdef FEAT_GUI
|
|
3917 || (gui.in_use && show_shell_mess)
|
|
3918 # endif
|
|
3919 )
|
7
|
3920 {
|
167
|
3921 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */
|
7
|
3922 char_u buffer[BUFLEN + 1];
|
167
|
3923 # ifdef FEAT_MBYTE
|
7
|
3924 int buffer_off = 0; /* valid bytes in buffer[] */
|
167
|
3925 # endif
|
7
|
3926 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */
|
|
3927 int ta_len = 0; /* valid bytes in ta_buf[] */
|
|
3928 int len;
|
|
3929 int p_more_save;
|
|
3930 int old_State;
|
|
3931 int c;
|
|
3932 int toshell_fd;
|
|
3933 int fromshell_fd;
|
167
|
3934 garray_T ga;
|
|
3935 int noread_cnt;
|
|
3936
|
|
3937 # ifdef FEAT_GUI
|
7
|
3938 if (pty_master_fd >= 0)
|
|
3939 {
|
|
3940 close(pty_slave_fd); /* close slave side of pty */
|
|
3941 fromshell_fd = pty_master_fd;
|
|
3942 toshell_fd = dup(pty_master_fd);
|
|
3943 }
|
|
3944 else
|
167
|
3945 # endif
|
7
|
3946 {
|
|
3947 close(fd_toshell[0]);
|
|
3948 close(fd_fromshell[1]);
|
|
3949 toshell_fd = fd_toshell[1];
|
|
3950 fromshell_fd = fd_fromshell[0];
|
|
3951 }
|
|
3952
|
|
3953 /*
|
|
3954 * Write to the child if there are typed characters.
|
|
3955 * Read from the child if there are characters available.
|
|
3956 * Repeat the reading a few times if more characters are
|
|
3957 * available. Need to check for typed keys now and then, but
|
|
3958 * not too often (delays when no chars are available).
|
|
3959 * This loop is quit if no characters can be read from the pty
|
|
3960 * (WaitForChar detected special condition), or there are no
|
|
3961 * characters available and the child has exited.
|
|
3962 * Only check if the child has exited when there is no more
|
|
3963 * output. The child may exit before all the output has
|
|
3964 * been printed.
|
|
3965 *
|
|
3966 * Currently this busy loops!
|
|
3967 * This can probably dead-lock when the write blocks!
|
|
3968 */
|
|
3969 p_more_save = p_more;
|
|
3970 p_more = FALSE;
|
|
3971 old_State = State;
|
|
3972 State = EXTERNCMD; /* don't redraw at window resize */
|
|
3973
|
602
|
3974 if ((options & SHELL_WRITE) && toshell_fd >= 0)
|
167
|
3975 {
|
|
3976 /* Fork a process that will write the lines to the
|
|
3977 * external program. */
|
|
3978 if ((wpid = fork()) == -1)
|
|
3979 {
|
|
3980 MSG_PUTS(_("\nCannot fork\n"));
|
|
3981 }
|
|
3982 else if (wpid == 0)
|
|
3983 {
|
|
3984 linenr_T lnum = curbuf->b_op_start.lnum;
|
|
3985 int written = 0;
|
944
|
3986 char_u *lp = ml_get(lnum);
|
167
|
3987 char_u *s;
|
|
3988 size_t l;
|
|
3989
|
|
3990 /* child */
|
177
|
3991 close(fromshell_fd);
|
167
|
3992 for (;;)
|
|
3993 {
|
944
|
3994 l = STRLEN(lp + written);
|
167
|
3995 if (l == 0)
|
|
3996 len = 0;
|
944
|
3997 else if (lp[written] == NL)
|
167
|
3998 /* NL -> NUL translation */
|
|
3999 len = write(toshell_fd, "", (size_t)1);
|
|
4000 else
|
|
4001 {
|
944
|
4002 s = vim_strchr(lp + written, NL);
|
|
4003 len = write(toshell_fd, (char *)lp + written,
|
|
4004 s == NULL ? l : s - (lp + written));
|
167
|
4005 }
|
|
4006 if (len == l)
|
|
4007 {
|
|
4008 /* Finished a line, add a NL, unless this line
|
|
4009 * should not have one. */
|
|
4010 if (lnum != curbuf->b_op_end.lnum
|
|
4011 || !curbuf->b_p_bin
|
|
4012 || (lnum != write_no_eol_lnum
|
|
4013 && (lnum !=
|
|
4014 curbuf->b_ml.ml_line_count
|
|
4015 || curbuf->b_p_eol)))
|
|
4016 write(toshell_fd, "\n", (size_t)1);
|
|
4017 ++lnum;
|
|
4018 if (lnum > curbuf->b_op_end.lnum)
|
|
4019 {
|
|
4020 /* finished all the lines, close pipe */
|
|
4021 close(toshell_fd);
|
|
4022 toshell_fd = -1;
|
|
4023 break;
|
|
4024 }
|
944
|
4025 lp = ml_get(lnum);
|
167
|
4026 written = 0;
|
|
4027 }
|
|
4028 else if (len > 0)
|
|
4029 written += len;
|
|
4030 }
|
|
4031 _exit(0);
|
|
4032 }
|
|
4033 else
|
|
4034 {
|
|
4035 close(toshell_fd);
|
|
4036 toshell_fd = -1;
|
|
4037 }
|
|
4038 }
|
|
4039
|
|
4040 if (options & SHELL_READ)
|
|
4041 ga_init2(&ga, 1, BUFLEN);
|
|
4042
|
|
4043 noread_cnt = 0;
|
|
4044
|
7
|
4045 for (;;)
|
|
4046 {
|
|
4047 /*
|
|
4048 * Check if keys have been typed, write them to the child
|
592
|
4049 * if there are any.
|
|
4050 * Don't do this if we are expanding wild cards (would eat
|
|
4051 * typeahead).
|
|
4052 * Don't do this when filtering and terminal is in cooked
|
|
4053 * mode, the shell command will handle the I/O. Avoids
|
|
4054 * that a typed password is echoed for ssh or gpg command.
|
602
|
4055 * Don't get characters when the child has already
|
|
4056 * finished (wait_pid == 0).
|
592
|
4057 * Don't get extra characters when we already have one.
|
167
|
4058 * Don't read characters unless we didn't get output for a
|
|
4059 * while, avoids that ":r !ls" eats typeahead.
|
7
|
4060 */
|
|
4061 len = 0;
|
|
4062 if (!(options & SHELL_EXPAND)
|
592
|
4063 && ((options &
|
|
4064 (SHELL_READ|SHELL_WRITE|SHELL_COOKED))
|
|
4065 != (SHELL_READ|SHELL_WRITE|SHELL_COOKED)
|
|
4066 #ifdef FEAT_GUI
|
|
4067 || gui.in_use
|
|
4068 #endif
|
|
4069 )
|
602
|
4070 && wait_pid == 0
|
7
|
4071 && (ta_len > 0
|
167
|
4072 || (noread_cnt > 4
|
|
4073 && (len = ui_inchar(ta_buf,
|
|
4074 BUFLEN, 10L, 0)) > 0)))
|
7
|
4075 {
|
|
4076 /*
|
|
4077 * For pipes:
|
|
4078 * Check for CTRL-C: send interrupt signal to child.
|
|
4079 * Check for CTRL-D: EOF, close pipe to child.
|
|
4080 */
|
|
4081 if (len == 1 && (pty_master_fd < 0 || cmd != NULL))
|
|
4082 {
|
167
|
4083 # ifdef SIGINT
|
7
|
4084 /*
|
|
4085 * Send SIGINT to the child's group or all
|
|
4086 * processes in our group.
|
|
4087 */
|
|
4088 if (ta_buf[ta_len] == Ctrl_C
|
|
4089 || ta_buf[ta_len] == intr_char)
|
167
|
4090 {
|
|
4091 # ifdef HAVE_SETSID
|
7
|
4092 kill(-pid, SIGINT);
|
167
|
4093 # else
|
7
|
4094 kill(0, SIGINT);
|
|
4095 # endif
|
167
|
4096 if (wpid > 0)
|
|
4097 kill(wpid, SIGINT);
|
|
4098 }
|
|
4099 # endif
|
7
|
4100 if (pty_master_fd < 0 && toshell_fd >= 0
|
|
4101 && ta_buf[ta_len] == Ctrl_D)
|
|
4102 {
|
|
4103 close(toshell_fd);
|
|
4104 toshell_fd = -1;
|
|
4105 }
|
|
4106 }
|
|
4107
|
|
4108 /* replace K_BS by <BS> and K_DEL by <DEL> */
|
|
4109 for (i = ta_len; i < ta_len + len; ++i)
|
|
4110 {
|
|
4111 if (ta_buf[i] == CSI && len - i > 2)
|
|
4112 {
|
|
4113 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]);
|
|
4114 if (c == K_DEL || c == K_KDEL || c == K_BS)
|
|
4115 {
|
|
4116 mch_memmove(ta_buf + i + 1, ta_buf + i + 3,
|
|
4117 (size_t)(len - i - 2));
|
|
4118 if (c == K_DEL || c == K_KDEL)
|
|
4119 ta_buf[i] = DEL;
|
|
4120 else
|
|
4121 ta_buf[i] = Ctrl_H;
|
|
4122 len -= 2;
|
|
4123 }
|
|
4124 }
|
|
4125 else if (ta_buf[i] == '\r')
|
|
4126 ta_buf[i] = '\n';
|
167
|
4127 # ifdef FEAT_MBYTE
|
7
|
4128 if (has_mbyte)
|
474
|
4129 i += (*mb_ptr2len)(ta_buf + i) - 1;
|
167
|
4130 # endif
|
7
|
4131 }
|
|
4132
|
|
4133 /*
|
|
4134 * For pipes: echo the typed characters.
|
|
4135 * For a pty this does not seem to work.
|
|
4136 */
|
|
4137 if (pty_master_fd < 0)
|
|
4138 {
|
|
4139 for (i = ta_len; i < ta_len + len; ++i)
|
|
4140 {
|
|
4141 if (ta_buf[i] == '\n' || ta_buf[i] == '\b')
|
|
4142 msg_putchar(ta_buf[i]);
|
167
|
4143 # ifdef FEAT_MBYTE
|
7
|
4144 else if (has_mbyte)
|
|
4145 {
|
474
|
4146 int l = (*mb_ptr2len)(ta_buf + i);
|
7
|
4147
|
|
4148 msg_outtrans_len(ta_buf + i, l);
|
|
4149 i += l - 1;
|
|
4150 }
|
167
|
4151 # endif
|
7
|
4152 else
|
|
4153 msg_outtrans_len(ta_buf + i, 1);
|
|
4154 }
|
|
4155 windgoto(msg_row, msg_col);
|
|
4156 out_flush();
|
|
4157 }
|
|
4158
|
|
4159 ta_len += len;
|
|
4160
|
|
4161 /*
|
|
4162 * Write the characters to the child, unless EOF has
|
|
4163 * been typed for pipes. Write one character at a
|
|
4164 * time, to avoid loosing too much typeahead.
|
167
|
4165 * When writing buffer lines, drop the typed
|
|
4166 * characters (only check for CTRL-C).
|
7
|
4167 */
|
167
|
4168 if (options & SHELL_WRITE)
|
|
4169 ta_len = 0;
|
|
4170 else if (toshell_fd >= 0)
|
7
|
4171 {
|
|
4172 len = write(toshell_fd, (char *)ta_buf, (size_t)1);
|
|
4173 if (len > 0)
|
|
4174 {
|
|
4175 ta_len -= len;
|
|
4176 mch_memmove(ta_buf, ta_buf + len, ta_len);
|
167
|
4177 noread_cnt = 0;
|
7
|
4178 }
|
|
4179 }
|
|
4180 }
|
|
4181
|
167
|
4182 if (got_int)
|
|
4183 {
|
|
4184 /* CTRL-C sends a signal to the child, we ignore it
|
|
4185 * ourselves */
|
|
4186 # ifdef HAVE_SETSID
|
|
4187 kill(-pid, SIGINT);
|
|
4188 # else
|
|
4189 kill(0, SIGINT);
|
|
4190 # endif
|
|
4191 if (wpid > 0)
|
|
4192 kill(wpid, SIGINT);
|
|
4193 got_int = FALSE;
|
|
4194 }
|
|
4195
|
7
|
4196 /*
|
|
4197 * Check if the child has any characters to be printed.
|
|
4198 * Read them and write them to our window. Repeat this as
|
|
4199 * long as there is something to do, avoid the 10ms wait
|
|
4200 * for mch_inchar(), or sending typeahead characters to
|
|
4201 * the external process.
|
|
4202 * TODO: This should handle escape sequences, compatible
|
|
4203 * to some terminal (vt52?).
|
|
4204 */
|
167
|
4205 ++noread_cnt;
|
7
|
4206 while (RealWaitForChar(fromshell_fd, 10L, NULL))
|
|
4207 {
|
|
4208 len = read(fromshell_fd, (char *)buffer
|
167
|
4209 # ifdef FEAT_MBYTE
|
7
|
4210 + buffer_off, (size_t)(BUFLEN - buffer_off)
|
167
|
4211 # else
|
7
|
4212 , (size_t)BUFLEN
|
167
|
4213 # endif
|
7
|
4214 );
|
|
4215 if (len <= 0) /* end of file or error */
|
|
4216 goto finished;
|
167
|
4217
|
|
4218 noread_cnt = 0;
|
|
4219 if (options & SHELL_READ)
|
|
4220 {
|
|
4221 /* Do NUL -> NL translation, append NL separated
|
|
4222 * lines to the current buffer. */
|
|
4223 for (i = 0; i < len; ++i)
|
|
4224 {
|
|
4225 if (buffer[i] == NL)
|
|
4226 append_ga_line(&ga);
|
|
4227 else if (buffer[i] == NUL)
|
|
4228 ga_append(&ga, NL);
|
|
4229 else
|
|
4230 ga_append(&ga, buffer[i]);
|
|
4231 }
|
|
4232 }
|
|
4233 # ifdef FEAT_MBYTE
|
|
4234 else if (has_mbyte)
|
7
|
4235 {
|
|
4236 int l;
|
|
4237
|
167
|
4238 len += buffer_off;
|
|
4239 buffer[len] = NUL;
|
|
4240
|
7
|
4241 /* Check if the last character in buffer[] is
|
|
4242 * incomplete, keep these bytes for the next
|
|
4243 * round. */
|
|
4244 for (p = buffer; p < buffer + len; p += l)
|
|
4245 {
|
474
|
4246 l = mb_cptr2len(p);
|
7
|
4247 if (l == 0)
|
|
4248 l = 1; /* NUL byte? */
|
|
4249 else if (MB_BYTE2LEN(*p) != l)
|
|
4250 break;
|
|
4251 }
|
|
4252 if (p == buffer) /* no complete character */
|
|
4253 {
|
|
4254 /* avoid getting stuck at an illegal byte */
|
|
4255 if (len >= 12)
|
|
4256 ++p;
|
|
4257 else
|
|
4258 {
|
|
4259 buffer_off = len;
|
|
4260 continue;
|
|
4261 }
|
|
4262 }
|
|
4263 c = *p;
|
|
4264 *p = NUL;
|
|
4265 msg_puts(buffer);
|
|
4266 if (p < buffer + len)
|
|
4267 {
|
|
4268 *p = c;
|
|
4269 buffer_off = (buffer + len) - p;
|
|
4270 mch_memmove(buffer, p, buffer_off);
|
|
4271 continue;
|
|
4272 }
|
|
4273 buffer_off = 0;
|
|
4274 }
|
167
|
4275 # endif /* FEAT_MBYTE */
|
7
|
4276 else
|
|
4277 {
|
|
4278 buffer[len] = NUL;
|
|
4279 msg_puts(buffer);
|
|
4280 }
|
|
4281
|
|
4282 windgoto(msg_row, msg_col);
|
|
4283 cursor_on();
|
|
4284 out_flush();
|
|
4285 if (got_int)
|
|
4286 break;
|
|
4287 }
|
|
4288
|
602
|
4289 /* If we already detected the child has finished break the
|
|
4290 * loop now. */
|
|
4291 if (wait_pid == pid)
|
|
4292 break;
|
|
4293
|
7
|
4294 /*
|
|
4295 * Check if the child still exists, before checking for
|
|
4296 * typed characters (otherwise we would loose typeahead).
|
|
4297 */
|
167
|
4298 # ifdef __NeXT__
|
7
|
4299 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *) 0);
|
167
|
4300 # else
|
7
|
4301 wait_pid = waitpid(pid, &status, WNOHANG);
|
167
|
4302 # endif
|
7
|
4303 if ((wait_pid == (pid_t)-1 && errno == ECHILD)
|
|
4304 || (wait_pid == pid && WIFEXITED(status)))
|
|
4305 {
|
602
|
4306 /* Don't break the loop yet, try reading more
|
|
4307 * characters from "fromshell_fd" first. When using
|
|
4308 * pipes there might still be something to read and
|
|
4309 * then we'll break the loop at the "break" above. */
|
7
|
4310 wait_pid = pid;
|
|
4311 }
|
602
|
4312 else
|
|
4313 wait_pid = 0;
|
7
|
4314 }
|
|
4315 finished:
|
|
4316 p_more = p_more_save;
|
167
|
4317 if (options & SHELL_READ)
|
|
4318 {
|
|
4319 if (ga.ga_len > 0)
|
|
4320 {
|
|
4321 append_ga_line(&ga);
|
|
4322 /* remember that the NL was missing */
|
|
4323 write_no_eol_lnum = curwin->w_cursor.lnum;
|
|
4324 }
|
|
4325 else
|
|
4326 write_no_eol_lnum = 0;
|
|
4327 ga_clear(&ga);
|
|
4328 }
|
|
4329
|
7
|
4330 /*
|
|
4331 * Give all typeahead that wasn't used back to ui_inchar().
|
|
4332 */
|
|
4333 if (ta_len)
|
|
4334 ui_inchar_undo(ta_buf, ta_len);
|
|
4335 State = old_State;
|
|
4336 if (toshell_fd >= 0)
|
|
4337 close(toshell_fd);
|
|
4338 close(fromshell_fd);
|
|
4339 }
|
|
4340
|
|
4341 /*
|
|
4342 * Wait until our child has exited.
|
|
4343 * Ignore wait() returning pids of other children and returning
|
|
4344 * because of some signal like SIGWINCH.
|
|
4345 * Don't wait if wait_pid was already set above, indicating the
|
|
4346 * child already exited.
|
|
4347 */
|
|
4348 while (wait_pid != pid)
|
|
4349 {
|
167
|
4350 # ifdef _THREAD_SAFE
|
7
|
4351 /* Ugly hack: when compiled with Python threads are probably
|
|
4352 * used, in which case wait() sometimes hangs for no obvious
|
|
4353 * reason. Use waitpid() instead and loop (like the GUI). */
|
|
4354 # ifdef __NeXT__
|
|
4355 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0);
|
|
4356 # else
|
|
4357 wait_pid = waitpid(pid, &status, WNOHANG);
|
|
4358 # endif
|
|
4359 if (wait_pid == 0)
|
|
4360 {
|
|
4361 /* Wait for 1/100 sec before trying again. */
|
|
4362 mch_delay(10L, TRUE);
|
|
4363 continue;
|
|
4364 }
|
167
|
4365 # else
|
7
|
4366 wait_pid = wait(&status);
|
167
|
4367 # endif
|
7
|
4368 if (wait_pid <= 0
|
|
4369 # ifdef ECHILD
|
|
4370 && errno == ECHILD
|
|
4371 # endif
|
|
4372 )
|
|
4373 break;
|
|
4374 }
|
|
4375
|
167
|
4376 /* Make sure the child that writes to the external program is
|
|
4377 * dead. */
|
|
4378 if (wpid > 0)
|
|
4379 kill(wpid, SIGKILL);
|
|
4380
|
7
|
4381 /*
|
|
4382 * Set to raw mode right now, otherwise a CTRL-C after
|
|
4383 * catch_signals() will kill Vim.
|
|
4384 */
|
|
4385 if (tmode == TMODE_RAW)
|
|
4386 settmode(TMODE_RAW);
|
|
4387 did_settmode = TRUE;
|
|
4388 set_signals();
|
|
4389
|
|
4390 if (WIFEXITED(status))
|
|
4391 {
|
129
|
4392 /* LINTED avoid "bitwise operation on signed value" */
|
7
|
4393 retval = WEXITSTATUS(status);
|
|
4394 if (retval && !emsg_silent)
|
|
4395 {
|
|
4396 if (retval == EXEC_FAILED)
|
|
4397 {
|
|
4398 MSG_PUTS(_("\nCannot execute shell "));
|
|
4399 msg_outtrans(p_sh);
|
|
4400 msg_putchar('\n');
|
|
4401 }
|
|
4402 else if (!(options & SHELL_SILENT))
|
|
4403 {
|
|
4404 MSG_PUTS(_("\nshell returned "));
|
|
4405 msg_outnum((long)retval);
|
|
4406 msg_putchar('\n');
|
|
4407 }
|
|
4408 }
|
|
4409 }
|
|
4410 else
|
|
4411 MSG_PUTS(_("\nCommand terminated\n"));
|
|
4412 }
|
|
4413 }
|
|
4414 vim_free(argv);
|
|
4415
|
|
4416 error:
|
|
4417 if (!did_settmode)
|
|
4418 if (tmode == TMODE_RAW)
|
|
4419 settmode(TMODE_RAW); /* set to raw mode */
|
|
4420 # ifdef FEAT_TITLE
|
|
4421 resettitle();
|
|
4422 # endif
|
|
4423 vim_free(newcmd);
|
|
4424
|
|
4425 return retval;
|
|
4426
|
|
4427 #endif /* USE_SYSTEM */
|
|
4428 }
|
|
4429
|
|
4430 /*
|
|
4431 * Check for CTRL-C typed by reading all available characters.
|
|
4432 * In cooked mode we should get SIGINT, no need to check.
|
|
4433 */
|
|
4434 void
|
|
4435 mch_breakcheck()
|
|
4436 {
|
|
4437 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL))
|
|
4438 fill_input_buf(FALSE);
|
|
4439 }
|
|
4440
|
|
4441 /*
|
|
4442 * Wait "msec" msec until a character is available from the keyboard or from
|
|
4443 * inbuf[]. msec == -1 will block forever.
|
|
4444 * When a GUI is being used, this will never get called -- webb
|
|
4445 */
|
|
4446 static int
|
|
4447 WaitForChar(msec)
|
|
4448 long msec;
|
|
4449 {
|
|
4450 #ifdef FEAT_MOUSE_GPM
|
|
4451 int gpm_process_wanted;
|
|
4452 #endif
|
|
4453 #ifdef FEAT_XCLIPBOARD
|
|
4454 int rest;
|
|
4455 #endif
|
|
4456 int avail;
|
|
4457
|
|
4458 if (input_available()) /* something in inbuf[] */
|
|
4459 return 1;
|
|
4460
|
|
4461 #if defined(FEAT_MOUSE_DEC)
|
|
4462 /* May need to query the mouse position. */
|
|
4463 if (WantQueryMouse)
|
|
4464 {
|
227
|
4465 WantQueryMouse = FALSE;
|
7
|
4466 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5);
|
|
4467 }
|
|
4468 #endif
|
|
4469
|
|
4470 /*
|
|
4471 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse
|
|
4472 * events. This is a bit complicated, because they might both be defined.
|
|
4473 */
|
|
4474 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD)
|
|
4475 # ifdef FEAT_XCLIPBOARD
|
|
4476 rest = 0;
|
|
4477 if (do_xterm_trace())
|
|
4478 rest = msec;
|
|
4479 # endif
|
|
4480 do
|
|
4481 {
|
|
4482 # ifdef FEAT_XCLIPBOARD
|
|
4483 if (rest != 0)
|
|
4484 {
|
|
4485 msec = XT_TRACE_DELAY;
|
|
4486 if (rest >= 0 && rest < XT_TRACE_DELAY)
|
|
4487 msec = rest;
|
|
4488 if (rest >= 0)
|
|
4489 rest -= msec;
|
|
4490 }
|
|
4491 # endif
|
|
4492 # ifdef FEAT_MOUSE_GPM
|
|
4493 gpm_process_wanted = 0;
|
|
4494 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted);
|
|
4495 # else
|
|
4496 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
4497 # endif
|
|
4498 if (!avail)
|
|
4499 {
|
|
4500 if (input_available())
|
|
4501 return 1;
|
|
4502 # ifdef FEAT_XCLIPBOARD
|
|
4503 if (rest == 0 || !do_xterm_trace())
|
|
4504 # endif
|
|
4505 break;
|
|
4506 }
|
|
4507 }
|
|
4508 while (FALSE
|
|
4509 # ifdef FEAT_MOUSE_GPM
|
|
4510 || (gpm_process_wanted && mch_gpm_process() == 0)
|
|
4511 # endif
|
|
4512 # ifdef FEAT_XCLIPBOARD
|
|
4513 || (!avail && rest != 0)
|
|
4514 # endif
|
|
4515 );
|
|
4516
|
|
4517 #else
|
|
4518 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
4519 #endif
|
|
4520 return avail;
|
|
4521 }
|
|
4522
|
|
4523 /*
|
|
4524 * Wait "msec" msec until a character is available from file descriptor "fd".
|
|
4525 * Time == -1 will block forever.
|
|
4526 * When a GUI is being used, this will not be used for input -- webb
|
|
4527 * Returns also, when a request from Sniff is waiting -- toni.
|
|
4528 * Or when a Linux GPM mouse event is waiting.
|
|
4529 */
|
|
4530 /* ARGSUSED */
|
|
4531 #if defined(__BEOS__)
|
|
4532 int
|
|
4533 #else
|
|
4534 static int
|
|
4535 #endif
|
|
4536 RealWaitForChar(fd, msec, check_for_gpm)
|
|
4537 int fd;
|
|
4538 long msec;
|
|
4539 int *check_for_gpm;
|
|
4540 {
|
|
4541 int ret;
|
14
|
4542 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME)
|
7
|
4543 static int busy = FALSE;
|
|
4544
|
|
4545 /* May retry getting characters after an event was handled. */
|
|
4546 # define MAY_LOOP
|
|
4547
|
|
4548 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
4549 /* Remember at what time we started, so that we know how much longer we
|
|
4550 * should wait after being interrupted. */
|
|
4551 # define USE_START_TV
|
|
4552 struct timeval start_tv;
|
|
4553
|
|
4554 if (msec > 0 && (
|
|
4555 # ifdef FEAT_XCLIPBOARD
|
|
4556 xterm_Shell != (Widget)0
|
14
|
4557 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME)
|
7
|
4558 ||
|
|
4559 # endif
|
|
4560 # endif
|
|
4561 # ifdef USE_XSMP
|
|
4562 xsmp_icefd != -1
|
14
|
4563 # ifdef FEAT_MZSCHEME
|
|
4564 ||
|
|
4565 # endif
|
|
4566 # endif
|
|
4567 # ifdef FEAT_MZSCHEME
|
|
4568 (mzthreads_allowed() && p_mzq > 0)
|
7
|
4569 # endif
|
|
4570 ))
|
|
4571 gettimeofday(&start_tv, NULL);
|
|
4572 # endif
|
|
4573
|
|
4574 /* Handle being called recursively. This may happen for the session
|
|
4575 * manager stuff, it may save the file, which does a breakcheck. */
|
|
4576 if (busy)
|
|
4577 return 0;
|
|
4578 #endif
|
|
4579
|
|
4580 #ifdef MAY_LOOP
|
407
|
4581 for (;;)
|
7
|
4582 #endif
|
|
4583 {
|
|
4584 #ifdef MAY_LOOP
|
|
4585 int finished = TRUE; /* default is to 'loop' just once */
|
14
|
4586 # ifdef FEAT_MZSCHEME
|
|
4587 int mzquantum_used = FALSE;
|
|
4588 # endif
|
7
|
4589 #endif
|
|
4590 #ifndef HAVE_SELECT
|
|
4591 struct pollfd fds[5];
|
|
4592 int nfd;
|
|
4593 # ifdef FEAT_XCLIPBOARD
|
|
4594 int xterm_idx = -1;
|
|
4595 # endif
|
|
4596 # ifdef FEAT_MOUSE_GPM
|
|
4597 int gpm_idx = -1;
|
|
4598 # endif
|
|
4599 # ifdef USE_XSMP
|
|
4600 int xsmp_idx = -1;
|
|
4601 # endif
|
14
|
4602 int towait = (int)msec;
|
|
4603
|
|
4604 # ifdef FEAT_MZSCHEME
|
|
4605 mzvim_check_threads();
|
|
4606 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq))
|
|
4607 {
|
|
4608 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */
|
|
4609 mzquantum_used = TRUE;
|
|
4610 }
|
|
4611 # endif
|
7
|
4612 fds[0].fd = fd;
|
|
4613 fds[0].events = POLLIN;
|
|
4614 nfd = 1;
|
|
4615
|
|
4616 # ifdef FEAT_SNIFF
|
|
4617 # define SNIFF_IDX 1
|
|
4618 if (want_sniff_request)
|
|
4619 {
|
|
4620 fds[SNIFF_IDX].fd = fd_from_sniff;
|
|
4621 fds[SNIFF_IDX].events = POLLIN;
|
|
4622 nfd++;
|
|
4623 }
|
|
4624 # endif
|
|
4625 # ifdef FEAT_XCLIPBOARD
|
|
4626 if (xterm_Shell != (Widget)0)
|
|
4627 {
|
|
4628 xterm_idx = nfd;
|
|
4629 fds[nfd].fd = ConnectionNumber(xterm_dpy);
|
|
4630 fds[nfd].events = POLLIN;
|
|
4631 nfd++;
|
|
4632 }
|
|
4633 # endif
|
|
4634 # ifdef FEAT_MOUSE_GPM
|
|
4635 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
4636 {
|
|
4637 gpm_idx = nfd;
|
|
4638 fds[nfd].fd = gpm_fd;
|
|
4639 fds[nfd].events = POLLIN;
|
|
4640 nfd++;
|
|
4641 }
|
|
4642 # endif
|
|
4643 # ifdef USE_XSMP
|
|
4644 if (xsmp_icefd != -1)
|
|
4645 {
|
|
4646 xsmp_idx = nfd;
|
|
4647 fds[nfd].fd = xsmp_icefd;
|
|
4648 fds[nfd].events = POLLIN;
|
|
4649 nfd++;
|
|
4650 }
|
|
4651 # endif
|
|
4652
|
14
|
4653 ret = poll(fds, nfd, towait);
|
|
4654 # ifdef FEAT_MZSCHEME
|
|
4655 if (ret == 0 && mzquantum_used)
|
|
4656 /* MzThreads scheduling is required and timeout occured */
|
|
4657 finished = FALSE;
|
|
4658 # endif
|
7
|
4659
|
|
4660 # ifdef FEAT_SNIFF
|
|
4661 if (ret < 0)
|
|
4662 sniff_disconnect(1);
|
|
4663 else if (want_sniff_request)
|
|
4664 {
|
|
4665 if (fds[SNIFF_IDX].revents & POLLHUP)
|
|
4666 sniff_disconnect(1);
|
|
4667 if (fds[SNIFF_IDX].revents & POLLIN)
|
|
4668 sniff_request_waiting = 1;
|
|
4669 }
|
|
4670 # endif
|
|
4671 # ifdef FEAT_XCLIPBOARD
|
|
4672 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN))
|
|
4673 {
|
|
4674 xterm_update(); /* Maybe we should hand out clipboard */
|
|
4675 if (--ret == 0 && !input_available())
|
|
4676 /* Try again */
|
|
4677 finished = FALSE;
|
|
4678 }
|
|
4679 # endif
|
|
4680 # ifdef FEAT_MOUSE_GPM
|
|
4681 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN))
|
|
4682 {
|
|
4683 *check_for_gpm = 1;
|
|
4684 }
|
|
4685 # endif
|
|
4686 # ifdef USE_XSMP
|
|
4687 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP)))
|
|
4688 {
|
|
4689 if (fds[xsmp_idx].revents & POLLIN)
|
|
4690 {
|
|
4691 busy = TRUE;
|
|
4692 xsmp_handle_requests();
|
|
4693 busy = FALSE;
|
|
4694 }
|
|
4695 else if (fds[xsmp_idx].revents & POLLHUP)
|
|
4696 {
|
|
4697 if (p_verbose > 0)
|
292
|
4698 verb_msg((char_u *)_("XSMP lost ICE connection"));
|
7
|
4699 xsmp_close();
|
|
4700 }
|
|
4701 if (--ret == 0)
|
14
|
4702 finished = FALSE; /* Try again */
|
7
|
4703 }
|
|
4704 # endif
|
|
4705
|
|
4706
|
|
4707 #else /* HAVE_SELECT */
|
|
4708
|
|
4709 struct timeval tv;
|
14
|
4710 struct timeval *tvp;
|
7
|
4711 fd_set rfds, efds;
|
|
4712 int maxfd;
|
14
|
4713 long towait = msec;
|
|
4714
|
|
4715 # ifdef FEAT_MZSCHEME
|
|
4716 mzvim_check_threads();
|
|
4717 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq))
|
|
4718 {
|
|
4719 towait = p_mzq; /* don't wait longer than 'mzquantum' */
|
|
4720 mzquantum_used = TRUE;
|
|
4721 }
|
|
4722 # endif
|
7
|
4723 # ifdef __EMX__
|
|
4724 /* don't check for incoming chars if not in raw mode, because select()
|
|
4725 * always returns TRUE then (in some version of emx.dll) */
|
|
4726 if (curr_tmode != TMODE_RAW)
|
|
4727 return 0;
|
|
4728 # endif
|
|
4729
|
14
|
4730 if (towait >= 0)
|
7
|
4731 {
|
14
|
4732 tv.tv_sec = towait / 1000;
|
|
4733 tv.tv_usec = (towait % 1000) * (1000000/1000);
|
|
4734 tvp = &tv;
|
7
|
4735 }
|
14
|
4736 else
|
|
4737 tvp = NULL;
|
7
|
4738
|
|
4739 /*
|
|
4740 * Select on ready for reading and exceptional condition (end of file).
|
|
4741 */
|
|
4742 FD_ZERO(&rfds); /* calls bzero() on a sun */
|
|
4743 FD_ZERO(&efds);
|
|
4744 FD_SET(fd, &rfds);
|
|
4745 # if !defined(__QNX__) && !defined(__CYGWIN32__)
|
|
4746 /* For QNX select() always returns 1 if this is set. Why? */
|
|
4747 FD_SET(fd, &efds);
|
|
4748 # endif
|
|
4749 maxfd = fd;
|
|
4750
|
|
4751 # ifdef FEAT_SNIFF
|
|
4752 if (want_sniff_request)
|
|
4753 {
|
|
4754 FD_SET(fd_from_sniff, &rfds);
|
|
4755 FD_SET(fd_from_sniff, &efds);
|
|
4756 if (maxfd < fd_from_sniff)
|
|
4757 maxfd = fd_from_sniff;
|
|
4758 }
|
|
4759 # endif
|
|
4760 # ifdef FEAT_XCLIPBOARD
|
|
4761 if (xterm_Shell != (Widget)0)
|
|
4762 {
|
|
4763 FD_SET(ConnectionNumber(xterm_dpy), &rfds);
|
|
4764 if (maxfd < ConnectionNumber(xterm_dpy))
|
|
4765 maxfd = ConnectionNumber(xterm_dpy);
|
|
4766 }
|
|
4767 # endif
|
|
4768 # ifdef FEAT_MOUSE_GPM
|
|
4769 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
4770 {
|
|
4771 FD_SET(gpm_fd, &rfds);
|
|
4772 FD_SET(gpm_fd, &efds);
|
|
4773 if (maxfd < gpm_fd)
|
|
4774 maxfd = gpm_fd;
|
|
4775 }
|
|
4776 # endif
|
|
4777 # ifdef USE_XSMP
|
|
4778 if (xsmp_icefd != -1)
|
|
4779 {
|
|
4780 FD_SET(xsmp_icefd, &rfds);
|
|
4781 FD_SET(xsmp_icefd, &efds);
|
|
4782 if (maxfd < xsmp_icefd)
|
|
4783 maxfd = xsmp_icefd;
|
|
4784 }
|
|
4785 # endif
|
|
4786
|
|
4787 # ifdef OLD_VMS
|
|
4788 /* Old VMS as v6.2 and older have broken select(). It waits more than
|
|
4789 * required. Should not be used */
|
|
4790 ret = 0;
|
|
4791 # else
|
14
|
4792 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp);
|
|
4793 # endif
|
1076
|
4794 # ifdef __TANDEM
|
|
4795 if (ret == -1 && errno == ENOTSUP)
|
|
4796 {
|
|
4797 FD_ZERO(&rfds);
|
|
4798 FD_ZERO(&efds);
|
|
4799 ret = 0;
|
|
4800 }
|
|
4801 #endif
|
14
|
4802 # ifdef FEAT_MZSCHEME
|
|
4803 if (ret == 0 && mzquantum_used)
|
|
4804 /* loop if MzThreads must be scheduled and timeout occured */
|
|
4805 finished = FALSE;
|
7
|
4806 # endif
|
|
4807
|
|
4808 # ifdef FEAT_SNIFF
|
|
4809 if (ret < 0 )
|
|
4810 sniff_disconnect(1);
|
|
4811 else if (ret > 0 && want_sniff_request)
|
|
4812 {
|
|
4813 if (FD_ISSET(fd_from_sniff, &efds))
|
|
4814 sniff_disconnect(1);
|
|
4815 if (FD_ISSET(fd_from_sniff, &rfds))
|
|
4816 sniff_request_waiting = 1;
|
|
4817 }
|
|
4818 # endif
|
|
4819 # ifdef FEAT_XCLIPBOARD
|
|
4820 if (ret > 0 && xterm_Shell != (Widget)0
|
|
4821 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds))
|
|
4822 {
|
|
4823 xterm_update(); /* Maybe we should hand out clipboard */
|
|
4824 /* continue looping when we only got the X event and the input
|
|
4825 * buffer is empty */
|
|
4826 if (--ret == 0 && !input_available())
|
|
4827 {
|
|
4828 /* Try again */
|
|
4829 finished = FALSE;
|
|
4830 }
|
|
4831 }
|
|
4832 # endif
|
|
4833 # ifdef FEAT_MOUSE_GPM
|
|
4834 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0)
|
|
4835 {
|
|
4836 if (FD_ISSET(gpm_fd, &efds))
|
|
4837 gpm_close();
|
|
4838 else if (FD_ISSET(gpm_fd, &rfds))
|
|
4839 *check_for_gpm = 1;
|
|
4840 }
|
|
4841 # endif
|
|
4842 # ifdef USE_XSMP
|
|
4843 if (ret > 0 && xsmp_icefd != -1)
|
|
4844 {
|
|
4845 if (FD_ISSET(xsmp_icefd, &efds))
|
|
4846 {
|
|
4847 if (p_verbose > 0)
|
292
|
4848 verb_msg((char_u *)_("XSMP lost ICE connection"));
|
7
|
4849 xsmp_close();
|
|
4850 if (--ret == 0)
|
|
4851 finished = FALSE; /* keep going if event was only one */
|
|
4852 }
|
|
4853 else if (FD_ISSET(xsmp_icefd, &rfds))
|
|
4854 {
|
|
4855 busy = TRUE;
|
|
4856 xsmp_handle_requests();
|
|
4857 busy = FALSE;
|
|
4858 if (--ret == 0)
|
|
4859 finished = FALSE; /* keep going if event was only one */
|
|
4860 }
|
|
4861 }
|
|
4862 # endif
|
|
4863
|
|
4864 #endif /* HAVE_SELECT */
|
|
4865
|
|
4866 #ifdef MAY_LOOP
|
|
4867 if (finished || msec == 0)
|
|
4868 break;
|
|
4869
|
|
4870 /* We're going to loop around again, find out for how long */
|
|
4871 if (msec > 0)
|
|
4872 {
|
|
4873 # ifdef USE_START_TV
|
|
4874 struct timeval mtv;
|
|
4875
|
|
4876 /* Compute remaining wait time. */
|
|
4877 gettimeofday(&mtv, NULL);
|
|
4878 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L
|
|
4879 + (mtv.tv_usec - start_tv.tv_usec) / 1000L;
|
|
4880 # else
|
|
4881 /* Guess we got interrupted halfway. */
|
|
4882 msec = msec / 2;
|
|
4883 # endif
|
|
4884 if (msec <= 0)
|
|
4885 break; /* waited long enough */
|
|
4886 }
|
|
4887 #endif
|
|
4888 }
|
|
4889
|
|
4890 return (ret > 0);
|
|
4891 }
|
|
4892
|
|
4893 #ifndef VMS
|
|
4894
|
|
4895 #ifndef NO_EXPANDPATH
|
|
4896 /*
|
444
|
4897 * Expand a path into all matching files and/or directories. Handles "*",
|
|
4898 * "?", "[a-z]", "**", etc.
|
|
4899 * "path" has backslashes before chars that are not to be expanded.
|
|
4900 * Returns the number of matches found.
|
7
|
4901 */
|
|
4902 int
|
|
4903 mch_expandpath(gap, path, flags)
|
|
4904 garray_T *gap;
|
|
4905 char_u *path;
|
|
4906 int flags; /* EW_* flags */
|
|
4907 {
|
444
|
4908 return unix_expandpath(gap, path, 0, flags, FALSE);
|
7
|
4909 }
|
|
4910 #endif
|
|
4911
|
|
4912 /*
|
|
4913 * mch_expand_wildcards() - this code does wild-card pattern matching using
|
|
4914 * the shell
|
|
4915 *
|
|
4916 * return OK for success, FAIL for error (you may lose some memory) and put
|
|
4917 * an error message in *file.
|
|
4918 *
|
|
4919 * num_pat is number of input patterns
|
|
4920 * pat is array of pointers to input patterns
|
|
4921 * num_file is pointer to number of matched file names
|
|
4922 * file is pointer to array of pointers to matched file names
|
|
4923 */
|
|
4924
|
|
4925 #ifndef SEEK_SET
|
|
4926 # define SEEK_SET 0
|
|
4927 #endif
|
|
4928 #ifndef SEEK_END
|
|
4929 # define SEEK_END 2
|
|
4930 #endif
|
|
4931
|
822
|
4932 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|"
|
628
|
4933
|
7
|
4934 /* ARGSUSED */
|
|
4935 int
|
|
4936 mch_expand_wildcards(num_pat, pat, num_file, file, flags)
|
|
4937 int num_pat;
|
|
4938 char_u **pat;
|
|
4939 int *num_file;
|
|
4940 char_u ***file;
|
|
4941 int flags; /* EW_* flags */
|
|
4942 {
|
|
4943 int i;
|
|
4944 size_t len;
|
|
4945 char_u *p;
|
|
4946 int dir;
|
|
4947 #ifdef __EMX__
|
|
4948 # define EXPL_ALLOC_INC 16
|
|
4949 char_u **expl_files;
|
|
4950 size_t files_alloced, files_free;
|
|
4951 char_u *buf;
|
|
4952 int has_wildcard;
|
|
4953
|
|
4954 *num_file = 0; /* default: no files found */
|
|
4955 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */
|
|
4956 files_free = EXPL_ALLOC_INC; /* how much space is not used */
|
|
4957 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced);
|
|
4958 if (*file == NULL)
|
|
4959 return FAIL;
|
|
4960
|
|
4961 for (; num_pat > 0; num_pat--, pat++)
|
|
4962 {
|
|
4963 expl_files = NULL;
|
|
4964 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~'))
|
|
4965 /* expand environment var or home dir */
|
|
4966 buf = expand_env_save(*pat);
|
|
4967 else
|
|
4968 buf = vim_strsave(*pat);
|
|
4969 expl_files = NULL;
|
99
|
4970 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */
|
7
|
4971 if (has_wildcard) /* yes, so expand them */
|
|
4972 expl_files = (char_u **)_fnexplode(buf);
|
|
4973
|
|
4974 /*
|
|
4975 * return value of buf if no wildcards left,
|
|
4976 * OR if no match AND EW_NOTFOUND is set.
|
|
4977 */
|
|
4978 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0))
|
|
4979 || (expl_files == NULL && (flags & EW_NOTFOUND)))
|
|
4980 { /* simply save the current contents of *buf */
|
|
4981 expl_files = (char_u **)alloc(sizeof(char_u **) * 2);
|
|
4982 if (expl_files != NULL)
|
|
4983 {
|
|
4984 expl_files[0] = vim_strsave(buf);
|
|
4985 expl_files[1] = NULL;
|
|
4986 }
|
|
4987 }
|
|
4988 vim_free(buf);
|
|
4989
|
|
4990 /*
|
|
4991 * Count number of names resulting from expansion,
|
|
4992 * At the same time add a backslash to the end of names that happen to
|
|
4993 * be directories, and replace slashes with backslashes.
|
|
4994 */
|
|
4995 if (expl_files)
|
|
4996 {
|
|
4997 for (i = 0; (p = expl_files[i]) != NULL; i++)
|
|
4998 {
|
|
4999 dir = mch_isdir(p);
|
|
5000 /* If we don't want dirs and this is one, skip it */
|
|
5001 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
5002 continue;
|
|
5003
|
715
|
5004 /* Skip files that are not executable if we check for that. */
|
|
5005 if (!dir && (flags & EW_EXEC) && !mch_can_exe(p))
|
|
5006 continue;
|
|
5007
|
7
|
5008 if (--files_free == 0)
|
|
5009 {
|
|
5010 /* need more room in table of pointers */
|
|
5011 files_alloced += EXPL_ALLOC_INC;
|
|
5012 *file = (char_u **)vim_realloc(*file,
|
|
5013 sizeof(char_u **) * files_alloced);
|
|
5014 if (*file == NULL)
|
|
5015 {
|
|
5016 EMSG(_(e_outofmem));
|
|
5017 *num_file = 0;
|
|
5018 return FAIL;
|
|
5019 }
|
|
5020 files_free = EXPL_ALLOC_INC;
|
|
5021 }
|
|
5022 slash_adjust(p);
|
|
5023 if (dir)
|
|
5024 {
|
|
5025 /* For a directory we add a '/', unless it's already
|
|
5026 * there. */
|
|
5027 len = STRLEN(p);
|
|
5028 if (((*file)[*num_file] = alloc(len + 2)) != NULL)
|
|
5029 {
|
|
5030 STRCPY((*file)[*num_file], p);
|
902
|
5031 if (!after_pathsep((*file)[*num_file],
|
|
5032 (*file)[*num_file] + len))
|
7
|
5033 {
|
|
5034 (*file)[*num_file][len] = psepc;
|
39
|
5035 (*file)[*num_file][len + 1] = NUL;
|
7
|
5036 }
|
|
5037 }
|
|
5038 }
|
|
5039 else
|
|
5040 {
|
|
5041 (*file)[*num_file] = vim_strsave(p);
|
|
5042 }
|
|
5043
|
|
5044 /*
|
|
5045 * Error message already given by either alloc or vim_strsave.
|
|
5046 * Should return FAIL, but returning OK works also.
|
|
5047 */
|
|
5048 if ((*file)[*num_file] == NULL)
|
|
5049 break;
|
|
5050 (*num_file)++;
|
|
5051 }
|
|
5052 _fnexplodefree((char **)expl_files);
|
|
5053 }
|
|
5054 }
|
|
5055 return OK;
|
|
5056
|
|
5057 #else /* __EMX__ */
|
|
5058
|
|
5059 int j;
|
|
5060 char_u *tempname;
|
|
5061 char_u *command;
|
|
5062 FILE *fd;
|
|
5063 char_u *buffer;
|
|
5064 #define STYLE_ECHO 0 /* use "echo" to expand */
|
|
5065 #define STYLE_GLOB 1 /* use "glob" to expand, for csh */
|
|
5066 #define STYLE_PRINT 2 /* use "print -N" to expand, for zsh */
|
|
5067 #define STYLE_BT 3 /* `cmd` expansion, execute the pattern directly */
|
|
5068 int shell_style = STYLE_ECHO;
|
|
5069 int check_spaces;
|
|
5070 static int did_find_nul = FALSE;
|
|
5071 int ampersent = FALSE;
|
|
5072
|
|
5073 *num_file = 0; /* default: no files found */
|
|
5074 *file = NULL;
|
|
5075
|
|
5076 /*
|
|
5077 * If there are no wildcards, just copy the names to allocated memory.
|
|
5078 * Saves a lot of time, because we don't have to start a new shell.
|
|
5079 */
|
|
5080 if (!have_wildcard(num_pat, pat))
|
|
5081 return save_patterns(num_pat, pat, num_file, file);
|
|
5082
|
428
|
5083 # ifdef HAVE_SANDBOX
|
|
5084 /* Don't allow any shell command in the sandbox. */
|
|
5085 if (sandbox != 0 && check_secure())
|
|
5086 return FAIL;
|
|
5087 # endif
|
|
5088
|
7
|
5089 /*
|
|
5090 * Don't allow the use of backticks in secure and restricted mode.
|
|
5091 */
|
428
|
5092 if (secure || restricted)
|
7
|
5093 for (i = 0; i < num_pat; ++i)
|
|
5094 if (vim_strchr(pat[i], '`') != NULL
|
|
5095 && (check_restricted() || check_secure()))
|
|
5096 return FAIL;
|
|
5097
|
|
5098 /*
|
|
5099 * get a name for the temp file
|
|
5100 */
|
|
5101 if ((tempname = vim_tempname('o')) == NULL)
|
|
5102 {
|
|
5103 EMSG(_(e_notmp));
|
|
5104 return FAIL;
|
|
5105 }
|
|
5106
|
|
5107 /*
|
|
5108 * Let the shell expand the patterns and write the result into the temp
|
|
5109 * file. if expanding `cmd` execute it directly.
|
|
5110 * If we use csh, glob will work better than echo.
|
|
5111 * If we use zsh, print -N will work better than glob.
|
|
5112 */
|
|
5113 if (num_pat == 1 && *pat[0] == '`'
|
|
5114 && (len = STRLEN(pat[0])) > 2
|
|
5115 && *(pat[0] + len - 1) == '`')
|
|
5116 shell_style = STYLE_BT;
|
|
5117 else if ((len = STRLEN(p_sh)) >= 3)
|
|
5118 {
|
|
5119 if (STRCMP(p_sh + len - 3, "csh") == 0)
|
|
5120 shell_style = STYLE_GLOB;
|
|
5121 else if (STRCMP(p_sh + len - 3, "zsh") == 0)
|
|
5122 shell_style = STYLE_PRINT;
|
|
5123 }
|
|
5124
|
|
5125 /* "unset nonomatch; print -N >" plus two is 29 */
|
|
5126 len = STRLEN(tempname) + 29;
|
147
|
5127 for (i = 0; i < num_pat; ++i)
|
|
5128 {
|
|
5129 /* Count the length of the patterns in the same way as they are put in
|
|
5130 * "command" below. */
|
|
5131 #ifdef USE_SYSTEM
|
7
|
5132 len += STRLEN(pat[i]) + 3; /* add space and two quotes */
|
147
|
5133 #else
|
|
5134 ++len; /* add space */
|
628
|
5135 for (j = 0; pat[i][j] != NUL; ++j)
|
|
5136 {
|
|
5137 if (vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL)
|
|
5138 ++len; /* may add a backslash */
|
|
5139 ++len;
|
|
5140 }
|
147
|
5141 #endif
|
|
5142 }
|
7
|
5143 command = alloc(len);
|
|
5144 if (command == NULL)
|
|
5145 {
|
|
5146 /* out of memory */
|
|
5147 vim_free(tempname);
|
|
5148 return FAIL;
|
|
5149 }
|
|
5150
|
|
5151 /*
|
|
5152 * Build the shell command:
|
|
5153 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell
|
|
5154 * recognizes this).
|
|
5155 * - Add the shell command to print the expanded names.
|
|
5156 * - Add the temp file name.
|
|
5157 * - Add the file name patterns.
|
|
5158 */
|
|
5159 if (shell_style == STYLE_BT)
|
|
5160 {
|
628
|
5161 /* change `command; command& ` to (command; command ) */
|
|
5162 STRCPY(command, "(");
|
|
5163 STRCAT(command, pat[0] + 1); /* exclude first backtick */
|
7
|
5164 p = command + STRLEN(command) - 1;
|
628
|
5165 *p-- = ')'; /* remove last backtick */
|
7
|
5166 while (p > command && vim_iswhite(*p))
|
|
5167 --p;
|
|
5168 if (*p == '&') /* remove trailing '&' */
|
|
5169 {
|
|
5170 ampersent = TRUE;
|
|
5171 *p = ' ';
|
|
5172 }
|
|
5173 STRCAT(command, ">");
|
|
5174 }
|
|
5175 else
|
|
5176 {
|
|
5177 if (flags & EW_NOTFOUND)
|
|
5178 STRCPY(command, "set nonomatch; ");
|
|
5179 else
|
|
5180 STRCPY(command, "unset nonomatch; ");
|
|
5181 if (shell_style == STYLE_GLOB)
|
|
5182 STRCAT(command, "glob >");
|
|
5183 else if (shell_style == STYLE_PRINT)
|
|
5184 STRCAT(command, "print -N >");
|
|
5185 else
|
|
5186 STRCAT(command, "echo >");
|
|
5187 }
|
|
5188 STRCAT(command, tempname);
|
|
5189 if (shell_style != STYLE_BT)
|
|
5190 for (i = 0; i < num_pat; ++i)
|
|
5191 {
|
|
5192 /* When using system() always add extra quotes, because the shell
|
628
|
5193 * is started twice. Otherwise put a backslash before special
|
|
5194 * characters, except insice ``. */
|
7
|
5195 #ifdef USE_SYSTEM
|
|
5196 STRCAT(command, " \"");
|
|
5197 STRCAT(command, pat[i]);
|
|
5198 STRCAT(command, "\"");
|
|
5199 #else
|
233
|
5200 int intick = FALSE;
|
|
5201
|
7
|
5202 p = command + STRLEN(command);
|
|
5203 *p++ = ' ';
|
628
|
5204 for (j = 0; pat[i][j] != NUL; ++j)
|
233
|
5205 {
|
|
5206 if (pat[i][j] == '`')
|
|
5207 intick = !intick;
|
628
|
5208 else if (pat[i][j] == '\\' && pat[i][j + 1] != NUL)
|
|
5209 {
|
644
|
5210 /* Remove a backslash, take char literally. But keep
|
652
|
5211 * backslash inside backticks, before a special character
|
|
5212 * and before a backtick. */
|
644
|
5213 if (intick
|
652
|
5214 || vim_strchr(SHELL_SPECIAL, pat[i][j + 1]) != NULL
|
|
5215 || pat[i][j + 1] == '`')
|
644
|
5216 *p++ = '\\';
|
648
|
5217 ++j;
|
628
|
5218 }
|
|
5219 else if (!intick && vim_strchr(SHELL_SPECIAL,
|
233
|
5220 pat[i][j]) != NULL)
|
628
|
5221 /* Put a backslash before a special character, but not
|
|
5222 * when inside ``. */
|
|
5223 *p++ = '\\';
|
648
|
5224
|
|
5225 /* Copy one character. */
|
|
5226 *p++ = pat[i][j];
|
233
|
5227 }
|
7
|
5228 *p = NUL;
|
|
5229 #endif
|
|
5230 }
|
|
5231 if (flags & EW_SILENT)
|
|
5232 show_shell_mess = FALSE;
|
|
5233 if (ampersent)
|
|
5234 STRCAT(command, "&"); /* put the '&' back after the
|
|
5235 redirection */
|
|
5236
|
|
5237 /*
|
|
5238 * Using zsh -G: If a pattern has no matches, it is just deleted from
|
|
5239 * the argument list, otherwise zsh gives an error message and doesn't
|
|
5240 * expand any other pattern.
|
|
5241 */
|
|
5242 if (shell_style == STYLE_PRINT)
|
|
5243 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */
|
|
5244
|
|
5245 /*
|
|
5246 * If we use -f then shell variables set in .cshrc won't get expanded.
|
|
5247 * vi can do it, so we will too, but it is only necessary if there is a "$"
|
|
5248 * in one of the patterns, otherwise we can still use the fast option.
|
|
5249 */
|
|
5250 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat))
|
|
5251 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */
|
|
5252
|
|
5253 /*
|
|
5254 * execute the shell command
|
|
5255 */
|
|
5256 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT);
|
|
5257
|
|
5258 /* When running in the background, give it some time to create the temp
|
|
5259 * file, but don't wait for it to finish. */
|
|
5260 if (ampersent)
|
|
5261 mch_delay(10L, TRUE);
|
|
5262
|
|
5263 extra_shell_arg = NULL; /* cleanup */
|
|
5264 show_shell_mess = TRUE;
|
|
5265 vim_free(command);
|
|
5266
|
|
5267 if (i) /* mch_call_shell() failed */
|
|
5268 {
|
|
5269 mch_remove(tempname);
|
|
5270 vim_free(tempname);
|
|
5271 /*
|
|
5272 * With interactive completion, the error message is not printed.
|
|
5273 * However with USE_SYSTEM, I don't know how to turn off error messages
|
|
5274 * from the shell, so screen may still get messed up -- webb.
|
|
5275 */
|
|
5276 #ifndef USE_SYSTEM
|
|
5277 if (!(flags & EW_SILENT))
|
|
5278 #endif
|
|
5279 {
|
|
5280 redraw_later_clear(); /* probably messed up screen */
|
|
5281 msg_putchar('\n'); /* clear bottom line quickly */
|
|
5282 cmdline_row = Rows - 1; /* continue on last line */
|
|
5283 #ifdef USE_SYSTEM
|
|
5284 if (!(flags & EW_SILENT))
|
|
5285 #endif
|
|
5286 {
|
|
5287 MSG(_(e_wildexpand));
|
|
5288 msg_start(); /* don't overwrite this message */
|
|
5289 }
|
|
5290 }
|
|
5291 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when
|
|
5292 * EW_NOTFOUND is given */
|
|
5293 if (shell_style == STYLE_BT)
|
|
5294 return FAIL;
|
|
5295 goto notfound;
|
|
5296 }
|
|
5297
|
|
5298 /*
|
|
5299 * read the names from the file into memory
|
|
5300 */
|
|
5301 fd = fopen((char *)tempname, READBIN);
|
|
5302 if (fd == NULL)
|
|
5303 {
|
|
5304 /* Something went wrong, perhaps a file name with a special char. */
|
|
5305 if (!(flags & EW_SILENT))
|
|
5306 {
|
|
5307 MSG(_(e_wildexpand));
|
|
5308 msg_start(); /* don't overwrite this message */
|
|
5309 }
|
|
5310 vim_free(tempname);
|
|
5311 goto notfound;
|
|
5312 }
|
|
5313 fseek(fd, 0L, SEEK_END);
|
|
5314 len = ftell(fd); /* get size of temp file */
|
|
5315 fseek(fd, 0L, SEEK_SET);
|
|
5316 buffer = alloc(len + 1);
|
|
5317 if (buffer == NULL)
|
|
5318 {
|
|
5319 /* out of memory */
|
|
5320 mch_remove(tempname);
|
|
5321 vim_free(tempname);
|
|
5322 fclose(fd);
|
|
5323 return FAIL;
|
|
5324 }
|
|
5325 i = fread((char *)buffer, 1, len, fd);
|
|
5326 fclose(fd);
|
|
5327 mch_remove(tempname);
|
|
5328 if (i != len)
|
|
5329 {
|
|
5330 /* unexpected read error */
|
|
5331 EMSG2(_(e_notread), tempname);
|
|
5332 vim_free(tempname);
|
|
5333 vim_free(buffer);
|
|
5334 return FAIL;
|
|
5335 }
|
|
5336 vim_free(tempname);
|
|
5337
|
|
5338 #if defined(__CYGWIN__) || defined(__CYGWIN32__)
|
|
5339 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */
|
|
5340 p = buffer;
|
|
5341 for (i = 0; i < len; ++i)
|
|
5342 if (!(buffer[i] == CAR && buffer[i + 1] == NL))
|
|
5343 *p++ = buffer[i];
|
|
5344 len = p - buffer;
|
|
5345 # endif
|
|
5346
|
|
5347
|
|
5348 /* file names are separated with Space */
|
|
5349 if (shell_style == STYLE_ECHO)
|
|
5350 {
|
|
5351 buffer[len] = '\n'; /* make sure the buffer ends in NL */
|
|
5352 p = buffer;
|
|
5353 for (i = 0; *p != '\n'; ++i) /* count number of entries */
|
|
5354 {
|
|
5355 while (*p != ' ' && *p != '\n')
|
|
5356 ++p;
|
|
5357 p = skipwhite(p); /* skip to next entry */
|
|
5358 }
|
|
5359 }
|
|
5360 /* file names are separated with NL */
|
|
5361 else if (shell_style == STYLE_BT)
|
|
5362 {
|
|
5363 buffer[len] = NUL; /* make sure the buffer ends in NUL */
|
|
5364 p = buffer;
|
|
5365 for (i = 0; *p != NUL; ++i) /* count number of entries */
|
|
5366 {
|
|
5367 while (*p != '\n' && *p != NUL)
|
|
5368 ++p;
|
|
5369 if (*p != NUL)
|
|
5370 ++p;
|
|
5371 p = skipwhite(p); /* skip leading white space */
|
|
5372 }
|
|
5373 }
|
|
5374 /* file names are separated with NUL */
|
|
5375 else
|
|
5376 {
|
|
5377 /*
|
|
5378 * Some versions of zsh use spaces instead of NULs to separate
|
|
5379 * results. Only do this when there is no NUL before the end of the
|
|
5380 * buffer, otherwise we would never be able to use file names with
|
|
5381 * embedded spaces when zsh does use NULs.
|
|
5382 * When we found a NUL once, we know zsh is OK, set did_find_nul and
|
|
5383 * don't check for spaces again.
|
|
5384 */
|
|
5385 check_spaces = FALSE;
|
|
5386 if (shell_style == STYLE_PRINT && !did_find_nul)
|
|
5387 {
|
|
5388 /* If there is a NUL, set did_find_nul, else set check_spaces */
|
|
5389 if (len && (int)STRLEN(buffer) < len - 1)
|
|
5390 did_find_nul = TRUE;
|
|
5391 else
|
|
5392 check_spaces = TRUE;
|
|
5393 }
|
|
5394
|
|
5395 /*
|
|
5396 * Make sure the buffer ends with a NUL. For STYLE_PRINT there
|
|
5397 * already is one, for STYLE_GLOB it needs to be added.
|
|
5398 */
|
|
5399 if (len && buffer[len - 1] == NUL)
|
|
5400 --len;
|
|
5401 else
|
|
5402 buffer[len] = NUL;
|
|
5403 i = 0;
|
|
5404 for (p = buffer; p < buffer + len; ++p)
|
|
5405 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */
|
|
5406 {
|
|
5407 ++i;
|
|
5408 *p = NUL;
|
|
5409 }
|
|
5410 if (len)
|
|
5411 ++i; /* count last entry */
|
|
5412 }
|
|
5413 if (i == 0)
|
|
5414 {
|
|
5415 /*
|
|
5416 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I".
|
|
5417 * /bin/sh will happily expand it to nothing rather than returning an
|
|
5418 * error; and hey, it's good to check anyway -- webb.
|
|
5419 */
|
|
5420 vim_free(buffer);
|
|
5421 goto notfound;
|
|
5422 }
|
|
5423 *num_file = i;
|
|
5424 *file = (char_u **)alloc(sizeof(char_u *) * i);
|
|
5425 if (*file == NULL)
|
|
5426 {
|
|
5427 /* out of memory */
|
|
5428 vim_free(buffer);
|
|
5429 return FAIL;
|
|
5430 }
|
|
5431
|
|
5432 /*
|
|
5433 * Isolate the individual file names.
|
|
5434 */
|
|
5435 p = buffer;
|
|
5436 for (i = 0; i < *num_file; ++i)
|
|
5437 {
|
|
5438 (*file)[i] = p;
|
|
5439 /* Space or NL separates */
|
|
5440 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT)
|
|
5441 {
|
652
|
5442 while (!(shell_style == STYLE_ECHO && *p == ' ')
|
|
5443 && *p != '\n' && *p != NUL)
|
7
|
5444 ++p;
|
|
5445 if (p == buffer + len) /* last entry */
|
|
5446 *p = NUL;
|
|
5447 else
|
|
5448 {
|
|
5449 *p++ = NUL;
|
|
5450 p = skipwhite(p); /* skip to next entry */
|
|
5451 }
|
|
5452 }
|
|
5453 else /* NUL separates */
|
|
5454 {
|
|
5455 while (*p && p < buffer + len) /* skip entry */
|
|
5456 ++p;
|
|
5457 ++p; /* skip NUL */
|
|
5458 }
|
|
5459 }
|
|
5460
|
|
5461 /*
|
|
5462 * Move the file names to allocated memory.
|
|
5463 */
|
|
5464 for (j = 0, i = 0; i < *num_file; ++i)
|
|
5465 {
|
|
5466 /* Require the files to exist. Helps when using /bin/sh */
|
|
5467 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0)
|
|
5468 continue;
|
|
5469
|
|
5470 /* check if this entry should be included */
|
|
5471 dir = (mch_isdir((*file)[i]));
|
|
5472 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
5473 continue;
|
|
5474
|
715
|
5475 /* Skip files that are not executable if we check for that. */
|
|
5476 if (!dir && (flags & EW_EXEC) && !mch_can_exe((*file)[i]))
|
|
5477 continue;
|
|
5478
|
7
|
5479 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir));
|
|
5480 if (p)
|
|
5481 {
|
|
5482 STRCPY(p, (*file)[i]);
|
|
5483 if (dir)
|
|
5484 STRCAT(p, "/"); /* add '/' to a directory name */
|
|
5485 (*file)[j++] = p;
|
|
5486 }
|
|
5487 }
|
|
5488 vim_free(buffer);
|
|
5489 *num_file = j;
|
|
5490
|
|
5491 if (*num_file == 0) /* rejected all entries */
|
|
5492 {
|
|
5493 vim_free(*file);
|
|
5494 *file = NULL;
|
|
5495 goto notfound;
|
|
5496 }
|
|
5497
|
|
5498 return OK;
|
|
5499
|
|
5500 notfound:
|
|
5501 if (flags & EW_NOTFOUND)
|
|
5502 return save_patterns(num_pat, pat, num_file, file);
|
|
5503 return FAIL;
|
|
5504
|
|
5505 #endif /* __EMX__ */
|
|
5506 }
|
|
5507
|
|
5508 #endif /* VMS */
|
|
5509
|
|
5510 #ifndef __EMX__
|
|
5511 static int
|
|
5512 save_patterns(num_pat, pat, num_file, file)
|
|
5513 int num_pat;
|
|
5514 char_u **pat;
|
|
5515 int *num_file;
|
|
5516 char_u ***file;
|
|
5517 {
|
|
5518 int i;
|
99
|
5519 char_u *s;
|
7
|
5520
|
|
5521 *file = (char_u **)alloc(num_pat * sizeof(char_u *));
|
|
5522 if (*file == NULL)
|
|
5523 return FAIL;
|
|
5524 for (i = 0; i < num_pat; i++)
|
99
|
5525 {
|
|
5526 s = vim_strsave(pat[i]);
|
|
5527 if (s != NULL)
|
|
5528 /* Be compatible with expand_filename(): halve the number of
|
|
5529 * backslashes. */
|
|
5530 backslash_halve(s);
|
|
5531 (*file)[i] = s;
|
|
5532 }
|
7
|
5533 *num_file = num_pat;
|
|
5534 return OK;
|
|
5535 }
|
|
5536 #endif
|
|
5537
|
|
5538
|
|
5539 /*
|
|
5540 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can
|
|
5541 * expand.
|
|
5542 */
|
|
5543 int
|
|
5544 mch_has_exp_wildcard(p)
|
|
5545 char_u *p;
|
|
5546 {
|
39
|
5547 for ( ; *p; mb_ptr_adv(p))
|
7
|
5548 {
|
|
5549 #ifndef OS2
|
|
5550 if (*p == '\\' && p[1] != NUL)
|
|
5551 ++p;
|
|
5552 else
|
|
5553 #endif
|
|
5554 if (vim_strchr((char_u *)
|
|
5555 #ifdef VMS
|
|
5556 "*?%"
|
|
5557 #else
|
|
5558 # ifdef OS2
|
|
5559 "*?"
|
|
5560 # else
|
|
5561 "*?[{'"
|
|
5562 # endif
|
|
5563 #endif
|
|
5564 , *p) != NULL)
|
|
5565 return TRUE;
|
|
5566 }
|
|
5567 return FALSE;
|
|
5568 }
|
|
5569
|
|
5570 /*
|
|
5571 * Return TRUE if the string "p" contains a wildcard.
|
|
5572 * Don't recognize '~' at the end as a wildcard.
|
|
5573 */
|
|
5574 int
|
|
5575 mch_has_wildcard(p)
|
|
5576 char_u *p;
|
|
5577 {
|
39
|
5578 for ( ; *p; mb_ptr_adv(p))
|
7
|
5579 {
|
|
5580 #ifndef OS2
|
|
5581 if (*p == '\\' && p[1] != NUL)
|
|
5582 ++p;
|
|
5583 else
|
|
5584 #endif
|
|
5585 if (vim_strchr((char_u *)
|
|
5586 #ifdef VMS
|
|
5587 "*?%$"
|
|
5588 #else
|
|
5589 # ifdef OS2
|
|
5590 # ifdef VIM_BACKTICK
|
|
5591 "*?$`"
|
|
5592 # else
|
|
5593 "*?$"
|
|
5594 # endif
|
|
5595 # else
|
|
5596 "*?[{`'$"
|
|
5597 # endif
|
|
5598 #endif
|
|
5599 , *p) != NULL
|
|
5600 || (*p == '~' && p[1] != NUL))
|
|
5601 return TRUE;
|
|
5602 }
|
|
5603 return FALSE;
|
|
5604 }
|
|
5605
|
|
5606 #ifndef __EMX__
|
|
5607 static int
|
|
5608 have_wildcard(num, file)
|
|
5609 int num;
|
|
5610 char_u **file;
|
|
5611 {
|
|
5612 int i;
|
|
5613
|
|
5614 for (i = 0; i < num; i++)
|
|
5615 if (mch_has_wildcard(file[i]))
|
|
5616 return 1;
|
|
5617 return 0;
|
|
5618 }
|
|
5619
|
|
5620 static int
|
|
5621 have_dollars(num, file)
|
|
5622 int num;
|
|
5623 char_u **file;
|
|
5624 {
|
|
5625 int i;
|
|
5626
|
|
5627 for (i = 0; i < num; i++)
|
|
5628 if (vim_strchr(file[i], '$') != NULL)
|
|
5629 return TRUE;
|
|
5630 return FALSE;
|
|
5631 }
|
|
5632 #endif /* ifndef __EMX__ */
|
|
5633
|
|
5634 #ifndef HAVE_RENAME
|
|
5635 /*
|
|
5636 * Scaled-down version of rename(), which is missing in Xenix.
|
|
5637 * This version can only move regular files and will fail if the
|
|
5638 * destination exists.
|
|
5639 */
|
|
5640 int
|
|
5641 mch_rename(src, dest)
|
|
5642 const char *src, *dest;
|
|
5643 {
|
|
5644 struct stat st;
|
|
5645
|
|
5646 if (stat(dest, &st) >= 0) /* fail if destination exists */
|
|
5647 return -1;
|
|
5648 if (link(src, dest) != 0) /* link file to new name */
|
|
5649 return -1;
|
|
5650 if (mch_remove(src) == 0) /* delete link to old name */
|
|
5651 return 0;
|
|
5652 return -1;
|
|
5653 }
|
|
5654 #endif /* !HAVE_RENAME */
|
|
5655
|
|
5656 #ifdef FEAT_MOUSE_GPM
|
|
5657 /*
|
|
5658 * Initializes connection with gpm (if it isn't already opened)
|
|
5659 * Return 1 if succeeded (or connection already opened), 0 if failed
|
|
5660 */
|
|
5661 static int
|
|
5662 gpm_open()
|
|
5663 {
|
|
5664 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */
|
|
5665
|
|
5666 if (!gpm_flag)
|
|
5667 {
|
|
5668 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN);
|
|
5669 gpm_connect.defaultMask = ~GPM_HARD;
|
|
5670 /* Default handling for mouse move*/
|
|
5671 gpm_connect.minMod = 0; /* Handle any modifier keys */
|
|
5672 gpm_connect.maxMod = 0xffff;
|
|
5673 if (Gpm_Open(&gpm_connect, 0) > 0)
|
|
5674 {
|
|
5675 /* gpm library tries to handling TSTP causes
|
|
5676 * problems. Anyways, we close connection to Gpm whenever
|
|
5677 * we are going to suspend or starting an external process
|
|
5678 * so we should'nt have problem with this
|
|
5679 */
|
|
5680 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
5681 return 1; /* succeed */
|
|
5682 }
|
|
5683 if (gpm_fd == -2)
|
|
5684 Gpm_Close(); /* We don't want to talk to xterm via gpm */
|
|
5685 return 0;
|
|
5686 }
|
|
5687 return 1; /* already open */
|
|
5688 }
|
|
5689
|
|
5690 /*
|
|
5691 * Closes connection to gpm
|
1375
|
5692 * returns non-zero if connection successfully closed
|
7
|
5693 */
|
|
5694 static void
|
|
5695 gpm_close()
|
|
5696 {
|
|
5697 if (gpm_flag && gpm_fd >= 0) /* if Open */
|
|
5698 Gpm_Close();
|
|
5699 }
|
|
5700
|
|
5701 /* Reads gpm event and adds special keys to input buf. Returns length of
|
|
5702 * generated key sequence.
|
|
5703 * This function is made after gui_send_mouse_event
|
|
5704 */
|
|
5705 static int
|
|
5706 mch_gpm_process()
|
|
5707 {
|
|
5708 int button;
|
|
5709 static Gpm_Event gpm_event;
|
|
5710 char_u string[6];
|
|
5711 int_u vim_modifiers;
|
|
5712 int row,col;
|
|
5713 unsigned char buttons_mask;
|
|
5714 unsigned char gpm_modifiers;
|
|
5715 static unsigned char old_buttons = 0;
|
|
5716
|
|
5717 Gpm_GetEvent(&gpm_event);
|
|
5718
|
|
5719 #ifdef FEAT_GUI
|
|
5720 /* Don't put events in the input queue now. */
|
|
5721 if (hold_gui_events)
|
|
5722 return 0;
|
|
5723 #endif
|
|
5724
|
|
5725 row = gpm_event.y - 1;
|
|
5726 col = gpm_event.x - 1;
|
|
5727
|
|
5728 string[0] = ESC; /* Our termcode */
|
|
5729 string[1] = 'M';
|
|
5730 string[2] = 'G';
|
|
5731 switch (GPM_BARE_EVENTS(gpm_event.type))
|
|
5732 {
|
|
5733 case GPM_DRAG:
|
|
5734 string[3] = MOUSE_DRAG;
|
|
5735 break;
|
|
5736 case GPM_DOWN:
|
|
5737 buttons_mask = gpm_event.buttons & ~old_buttons;
|
|
5738 old_buttons = gpm_event.buttons;
|
|
5739 switch (buttons_mask)
|
|
5740 {
|
|
5741 case GPM_B_LEFT:
|
|
5742 button = MOUSE_LEFT;
|
|
5743 break;
|
|
5744 case GPM_B_MIDDLE:
|
|
5745 button = MOUSE_MIDDLE;
|
|
5746 break;
|
|
5747 case GPM_B_RIGHT:
|
|
5748 button = MOUSE_RIGHT;
|
|
5749 break;
|
|
5750 default:
|
|
5751 return 0;
|
|
5752 /*Don't know what to do. Can more than one button be
|
|
5753 * reported in one event? */
|
|
5754 }
|
|
5755 string[3] = (char_u)(button | 0x20);
|
|
5756 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1);
|
|
5757 break;
|
|
5758 case GPM_UP:
|
|
5759 string[3] = MOUSE_RELEASE;
|
|
5760 old_buttons &= ~gpm_event.buttons;
|
|
5761 break;
|
|
5762 default:
|
|
5763 return 0;
|
|
5764 }
|
|
5765 /*This code is based on gui_x11_mouse_cb in gui_x11.c */
|
|
5766 gpm_modifiers = gpm_event.modifiers;
|
|
5767 vim_modifiers = 0x0;
|
|
5768 /* I ignore capslock stats. Aren't we all just hate capslock mixing with
|
|
5769 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and
|
|
5770 * K_CAPSSHIFT is defined 8, so it probably isn't even reported
|
|
5771 */
|
|
5772 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL)))
|
|
5773 vim_modifiers |= MOUSE_SHIFT;
|
|
5774
|
|
5775 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL)))
|
|
5776 vim_modifiers |= MOUSE_CTRL;
|
|
5777 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR)))
|
|
5778 vim_modifiers |= MOUSE_ALT;
|
|
5779 string[3] |= vim_modifiers;
|
|
5780 string[4] = (char_u)(col + ' ' + 1);
|
|
5781 string[5] = (char_u)(row + ' ' + 1);
|
|
5782 add_to_input_buf(string, 6);
|
|
5783 return 6;
|
|
5784 }
|
|
5785 #endif /* FEAT_MOUSE_GPM */
|
|
5786
|
|
5787 #if defined(FEAT_LIBCALL) || defined(PROTO)
|
|
5788 typedef char_u * (*STRPROCSTR)__ARGS((char_u *));
|
|
5789 typedef char_u * (*INTPROCSTR)__ARGS((int));
|
|
5790 typedef int (*STRPROCINT)__ARGS((char_u *));
|
|
5791 typedef int (*INTPROCINT)__ARGS((int));
|
|
5792
|
|
5793 /*
|
|
5794 * Call a DLL routine which takes either a string or int param
|
|
5795 * and returns an allocated string.
|
|
5796 */
|
|
5797 int
|
|
5798 mch_libcall(libname, funcname, argstring, argint, string_result, number_result)
|
|
5799 char_u *libname;
|
|
5800 char_u *funcname;
|
|
5801 char_u *argstring; /* NULL when using a argint */
|
|
5802 int argint;
|
|
5803 char_u **string_result;/* NULL when using number_result */
|
|
5804 int *number_result;
|
|
5805 {
|
|
5806 # if defined(USE_DLOPEN)
|
|
5807 void *hinstLib;
|
12
|
5808 char *dlerr = NULL;
|
7
|
5809 # else
|
|
5810 shl_t hinstLib;
|
|
5811 # endif
|
|
5812 STRPROCSTR ProcAdd;
|
|
5813 INTPROCSTR ProcAddI;
|
|
5814 char_u *retval_str = NULL;
|
|
5815 int retval_int = 0;
|
|
5816 int success = FALSE;
|
|
5817
|
900
|
5818 /*
|
|
5819 * Get a handle to the DLL module.
|
|
5820 */
|
7
|
5821 # if defined(USE_DLOPEN)
|
900
|
5822 /* First clear any error, it's not cleared by the dlopen() call. */
|
|
5823 (void)dlerror();
|
|
5824
|
7
|
5825 hinstLib = dlopen((char *)libname, RTLD_LAZY
|
|
5826 # ifdef RTLD_LOCAL
|
|
5827 | RTLD_LOCAL
|
|
5828 # endif
|
|
5829 );
|
12
|
5830 if (hinstLib == NULL)
|
|
5831 {
|
|
5832 /* "dlerr" must be used before dlclose() */
|
|
5833 dlerr = (char *)dlerror();
|
|
5834 if (dlerr != NULL)
|
|
5835 EMSG2(_("dlerror = \"%s\""), dlerr);
|
|
5836 }
|
7
|
5837 # else
|
|
5838 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L);
|
|
5839 # endif
|
|
5840
|
|
5841 /* If the handle is valid, try to get the function address. */
|
|
5842 if (hinstLib != NULL)
|
|
5843 {
|
|
5844 # ifdef HAVE_SETJMP_H
|
|
5845 /*
|
|
5846 * Catch a crash when calling the library function. For example when
|
|
5847 * using a number where a string pointer is expected.
|
|
5848 */
|
|
5849 mch_startjmp();
|
|
5850 if (SETJMP(lc_jump_env) != 0)
|
|
5851 {
|
|
5852 success = FALSE;
|
857
|
5853 # if defined(USE_DLOPEN)
|
12
|
5854 dlerr = NULL;
|
857
|
5855 # endif
|
7
|
5856 mch_didjmp();
|
|
5857 }
|
|
5858 else
|
|
5859 # endif
|
|
5860 {
|
|
5861 retval_str = NULL;
|
|
5862 retval_int = 0;
|
|
5863
|
|
5864 if (argstring != NULL)
|
|
5865 {
|
|
5866 # if defined(USE_DLOPEN)
|
|
5867 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
12
|
5868 dlerr = (char *)dlerror();
|
7
|
5869 # else
|
|
5870 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
5871 TYPE_PROCEDURE, (void *)&ProcAdd) < 0)
|
|
5872 ProcAdd = NULL;
|
|
5873 # endif
|
12
|
5874 if ((success = (ProcAdd != NULL
|
|
5875 # if defined(USE_DLOPEN)
|
|
5876 && dlerr == NULL
|
|
5877 # endif
|
|
5878 )))
|
7
|
5879 {
|
|
5880 if (string_result == NULL)
|
|
5881 retval_int = ((STRPROCINT)ProcAdd)(argstring);
|
|
5882 else
|
|
5883 retval_str = (ProcAdd)(argstring);
|
|
5884 }
|
|
5885 }
|
|
5886 else
|
|
5887 {
|
|
5888 # if defined(USE_DLOPEN)
|
|
5889 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
12
|
5890 dlerr = (char *)dlerror();
|
7
|
5891 # else
|
|
5892 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
5893 TYPE_PROCEDURE, (void *)&ProcAddI) < 0)
|
|
5894 ProcAddI = NULL;
|
|
5895 # endif
|
12
|
5896 if ((success = (ProcAddI != NULL
|
|
5897 # if defined(USE_DLOPEN)
|
|
5898 && dlerr == NULL
|
|
5899 # endif
|
|
5900 )))
|
7
|
5901 {
|
|
5902 if (string_result == NULL)
|
|
5903 retval_int = ((INTPROCINT)ProcAddI)(argint);
|
|
5904 else
|
|
5905 retval_str = (ProcAddI)(argint);
|
|
5906 }
|
|
5907 }
|
|
5908
|
|
5909 /* Save the string before we free the library. */
|
|
5910 /* Assume that a "1" or "-1" result is an illegal pointer. */
|
|
5911 if (string_result == NULL)
|
|
5912 *number_result = retval_int;
|
|
5913 else if (retval_str != NULL
|
|
5914 && retval_str != (char_u *)1
|
|
5915 && retval_str != (char_u *)-1)
|
|
5916 *string_result = vim_strsave(retval_str);
|
|
5917 }
|
|
5918
|
|
5919 # ifdef HAVE_SETJMP_H
|
|
5920 mch_endjmp();
|
|
5921 # ifdef SIGHASARG
|
|
5922 if (lc_signal != 0)
|
|
5923 {
|
|
5924 int i;
|
|
5925
|
|
5926 /* try to find the name of this signal */
|
|
5927 for (i = 0; signal_info[i].sig != -1; i++)
|
|
5928 if (lc_signal == signal_info[i].sig)
|
|
5929 break;
|
|
5930 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name);
|
|
5931 }
|
|
5932 # endif
|
|
5933 # endif
|
|
5934
|
12
|
5935 # if defined(USE_DLOPEN)
|
|
5936 /* "dlerr" must be used before dlclose() */
|
|
5937 if (dlerr != NULL)
|
|
5938 EMSG2(_("dlerror = \"%s\""), dlerr);
|
|
5939
|
7
|
5940 /* Free the DLL module. */
|
|
5941 (void)dlclose(hinstLib);
|
|
5942 # else
|
|
5943 (void)shl_unload(hinstLib);
|
|
5944 # endif
|
|
5945 }
|
|
5946
|
|
5947 if (!success)
|
|
5948 {
|
|
5949 EMSG2(_(e_libcall), funcname);
|
|
5950 return FAIL;
|
|
5951 }
|
|
5952
|
|
5953 return OK;
|
|
5954 }
|
|
5955 #endif
|
|
5956
|
|
5957 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
|
|
5958 static int xterm_trace = -1; /* default: disabled */
|
|
5959 static int xterm_button;
|
|
5960
|
|
5961 /*
|
|
5962 * Setup a dummy window for X selections in a terminal.
|
|
5963 */
|
|
5964 void
|
|
5965 setup_term_clip()
|
|
5966 {
|
|
5967 int z = 0;
|
|
5968 char *strp = "";
|
|
5969 Widget AppShell;
|
|
5970
|
|
5971 if (!x_connect_to_server())
|
|
5972 return;
|
|
5973
|
|
5974 open_app_context();
|
|
5975 if (app_context != NULL && xterm_Shell == (Widget)0)
|
|
5976 {
|
|
5977 int (*oldhandler)();
|
|
5978 #if defined(HAVE_SETJMP_H)
|
|
5979 int (*oldIOhandler)();
|
|
5980 #endif
|
|
5981 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
5982 struct timeval start_tv;
|
|
5983
|
|
5984 if (p_verbose > 0)
|
|
5985 gettimeofday(&start_tv, NULL);
|
|
5986 # endif
|
|
5987
|
|
5988 /* Ignore X errors while opening the display */
|
|
5989 oldhandler = XSetErrorHandler(x_error_check);
|
|
5990
|
|
5991 #if defined(HAVE_SETJMP_H)
|
|
5992 /* Ignore X IO errors while opening the display */
|
|
5993 oldIOhandler = XSetIOErrorHandler(x_IOerror_check);
|
|
5994 mch_startjmp();
|
|
5995 if (SETJMP(lc_jump_env) != 0)
|
|
5996 {
|
|
5997 mch_didjmp();
|
|
5998 xterm_dpy = NULL;
|
|
5999 }
|
|
6000 else
|
|
6001 #endif
|
|
6002 {
|
|
6003 xterm_dpy = XtOpenDisplay(app_context, xterm_display,
|
|
6004 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp);
|
|
6005 #if defined(HAVE_SETJMP_H)
|
|
6006 mch_endjmp();
|
|
6007 #endif
|
|
6008 }
|
|
6009
|
|
6010 #if defined(HAVE_SETJMP_H)
|
|
6011 /* Now handle X IO errors normally. */
|
|
6012 (void)XSetIOErrorHandler(oldIOhandler);
|
|
6013 #endif
|
|
6014 /* Now handle X errors normally. */
|
|
6015 (void)XSetErrorHandler(oldhandler);
|
|
6016
|
|
6017 if (xterm_dpy == NULL)
|
|
6018 {
|
|
6019 if (p_verbose > 0)
|
292
|
6020 verb_msg((char_u *)_("Opening the X display failed"));
|
7
|
6021 return;
|
|
6022 }
|
|
6023
|
|
6024 /* Catch terminating error of the X server connection. */
|
|
6025 (void)XSetIOErrorHandler(x_IOerror_handler);
|
|
6026
|
|
6027 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
6028 if (p_verbose > 0)
|
292
|
6029 {
|
|
6030 verbose_enter();
|
7
|
6031 xopen_message(&start_tv);
|
292
|
6032 verbose_leave();
|
|
6033 }
|
7
|
6034 # endif
|
|
6035
|
|
6036 /* Create a Shell to make converters work. */
|
|
6037 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm",
|
|
6038 applicationShellWidgetClass, xterm_dpy,
|
|
6039 NULL);
|
|
6040 if (AppShell == (Widget)0)
|
|
6041 return;
|
|
6042 xterm_Shell = XtVaCreatePopupShell("VIM",
|
|
6043 topLevelShellWidgetClass, AppShell,
|
|
6044 XtNmappedWhenManaged, 0,
|
|
6045 XtNwidth, 1,
|
|
6046 XtNheight, 1,
|
|
6047 NULL);
|
|
6048 if (xterm_Shell == (Widget)0)
|
|
6049 return;
|
|
6050
|
|
6051 x11_setup_atoms(xterm_dpy);
|
|
6052 if (x11_display == NULL)
|
|
6053 x11_display = xterm_dpy;
|
|
6054
|
|
6055 XtRealizeWidget(xterm_Shell);
|
|
6056 XSync(xterm_dpy, False);
|
|
6057 xterm_update();
|
|
6058 }
|
|
6059 if (xterm_Shell != (Widget)0)
|
|
6060 {
|
|
6061 clip_init(TRUE);
|
|
6062 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL)
|
|
6063 x11_window = (Window)atol(strp);
|
|
6064 /* Check if $WINDOWID is valid. */
|
|
6065 if (test_x11_window(xterm_dpy) == FAIL)
|
|
6066 x11_window = 0;
|
|
6067 if (x11_window != 0)
|
|
6068 xterm_trace = 0;
|
|
6069 }
|
|
6070 }
|
|
6071
|
|
6072 void
|
|
6073 start_xterm_trace(button)
|
|
6074 int button;
|
|
6075 {
|
|
6076 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0)
|
|
6077 return;
|
|
6078 xterm_trace = 1;
|
|
6079 xterm_button = button;
|
|
6080 do_xterm_trace();
|
|
6081 }
|
|
6082
|
|
6083
|
|
6084 void
|
|
6085 stop_xterm_trace()
|
|
6086 {
|
|
6087 if (xterm_trace < 0)
|
|
6088 return;
|
|
6089 xterm_trace = 0;
|
|
6090 }
|
|
6091
|
|
6092 /*
|
|
6093 * Query the xterm pointer and generate mouse termcodes if necessary
|
|
6094 * return TRUE if dragging is active, else FALSE
|
|
6095 */
|
|
6096 static int
|
|
6097 do_xterm_trace()
|
|
6098 {
|
|
6099 Window root, child;
|
|
6100 int root_x, root_y;
|
|
6101 int win_x, win_y;
|
|
6102 int row, col;
|
|
6103 int_u mask_return;
|
|
6104 char_u buf[50];
|
|
6105 char_u *strp;
|
|
6106 long got_hints;
|
|
6107 static char_u *mouse_code;
|
|
6108 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER};
|
|
6109 static int prev_row = 0, prev_col = 0;
|
|
6110 static XSizeHints xterm_hints;
|
|
6111
|
|
6112 if (xterm_trace <= 0)
|
|
6113 return FALSE;
|
|
6114
|
|
6115 if (xterm_trace == 1)
|
|
6116 {
|
|
6117 /* Get the hints just before tracking starts. The font size might
|
|
6118 * have changed recently */
|
|
6119 XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints);
|
|
6120 if (!(got_hints & PResizeInc)
|
|
6121 || xterm_hints.width_inc <= 1
|
|
6122 || xterm_hints.height_inc <= 1)
|
|
6123 {
|
|
6124 xterm_trace = -1; /* Not enough data -- disable tracing */
|
|
6125 return FALSE;
|
|
6126 }
|
|
6127
|
|
6128 /* Rely on the same mouse code for the duration of this */
|
|
6129 mouse_code = find_termcode(mouse_name);
|
|
6130 prev_row = mouse_row;
|
|
6131 prev_row = mouse_col;
|
|
6132 xterm_trace = 2;
|
|
6133
|
|
6134 /* Find the offset of the chars, there might be a scrollbar on the
|
|
6135 * left of the window and/or a menu on the top (eterm etc.) */
|
|
6136 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
6137 &win_x, &win_y, &mask_return);
|
|
6138 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row)
|
|
6139 - (xterm_hints.height_inc / 2);
|
|
6140 if (xterm_hints.y <= xterm_hints.height_inc / 2)
|
|
6141 xterm_hints.y = 2;
|
|
6142 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col)
|
|
6143 - (xterm_hints.width_inc / 2);
|
|
6144 if (xterm_hints.x <= xterm_hints.width_inc / 2)
|
|
6145 xterm_hints.x = 2;
|
|
6146 return TRUE;
|
|
6147 }
|
|
6148 if (mouse_code == NULL)
|
|
6149 {
|
|
6150 xterm_trace = 0;
|
|
6151 return FALSE;
|
|
6152 }
|
|
6153
|
|
6154 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
6155 &win_x, &win_y, &mask_return);
|
|
6156
|
|
6157 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc);
|
|
6158 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc);
|
|
6159 if (row == prev_row && col == prev_col)
|
|
6160 return TRUE;
|
|
6161
|
|
6162 STRCPY(buf, mouse_code);
|
|
6163 strp = buf + STRLEN(buf);
|
|
6164 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20;
|
|
6165 *strp++ = (char_u)(col + ' ' + 1);
|
|
6166 *strp++ = (char_u)(row + ' ' + 1);
|
|
6167 *strp = 0;
|
|
6168 add_to_input_buf(buf, STRLEN(buf));
|
|
6169
|
|
6170 prev_row = row;
|
|
6171 prev_col = col;
|
|
6172 return TRUE;
|
|
6173 }
|
|
6174
|
|
6175 # if defined(FEAT_GUI) || defined(PROTO)
|
|
6176 /*
|
|
6177 * Destroy the display, window and app_context. Required for GTK.
|
|
6178 */
|
|
6179 void
|
|
6180 clear_xterm_clip()
|
|
6181 {
|
|
6182 if (xterm_Shell != (Widget)0)
|
|
6183 {
|
|
6184 XtDestroyWidget(xterm_Shell);
|
|
6185 xterm_Shell = (Widget)0;
|
|
6186 }
|
|
6187 if (xterm_dpy != NULL)
|
|
6188 {
|
|
6189 #if 0
|
|
6190 /* Lesstif and Solaris crash here, lose some memory */
|
|
6191 XtCloseDisplay(xterm_dpy);
|
|
6192 #endif
|
|
6193 if (x11_display == xterm_dpy)
|
|
6194 x11_display = NULL;
|
|
6195 xterm_dpy = NULL;
|
|
6196 }
|
|
6197 #if 0
|
|
6198 if (app_context != (XtAppContext)NULL)
|
|
6199 {
|
|
6200 /* Lesstif and Solaris crash here, lose some memory */
|
|
6201 XtDestroyApplicationContext(app_context);
|
|
6202 app_context = (XtAppContext)NULL;
|
|
6203 }
|
|
6204 #endif
|
|
6205 }
|
|
6206 # endif
|
|
6207
|
|
6208 /*
|
|
6209 * Catch up with any queued X events. This may put keyboard input into the
|
|
6210 * input buffer, call resize call-backs, trigger timers etc. If there is
|
|
6211 * nothing in the X event queue (& no timers pending), then we return
|
|
6212 * immediately.
|
|
6213 */
|
|
6214 static void
|
|
6215 xterm_update()
|
|
6216 {
|
|
6217 XEvent event;
|
|
6218
|
|
6219 while (XtAppPending(app_context) && !vim_is_input_buf_full())
|
|
6220 {
|
|
6221 XtAppNextEvent(app_context, &event);
|
|
6222 #ifdef FEAT_CLIENTSERVER
|
|
6223 {
|
|
6224 XPropertyEvent *e = (XPropertyEvent *)&event;
|
|
6225
|
|
6226 if (e->type == PropertyNotify && e->window == commWindow
|
|
6227 && e->atom == commProperty && e->state == PropertyNewValue)
|
|
6228 serverEventProc(xterm_dpy, &event);
|
|
6229 }
|
|
6230 #endif
|
|
6231 XtDispatchEvent(&event);
|
|
6232 }
|
|
6233 }
|
|
6234
|
|
6235 int
|
|
6236 clip_xterm_own_selection(cbd)
|
|
6237 VimClipboard *cbd;
|
|
6238 {
|
|
6239 if (xterm_Shell != (Widget)0)
|
|
6240 return clip_x11_own_selection(xterm_Shell, cbd);
|
|
6241 return FAIL;
|
|
6242 }
|
|
6243
|
|
6244 void
|
|
6245 clip_xterm_lose_selection(cbd)
|
|
6246 VimClipboard *cbd;
|
|
6247 {
|
|
6248 if (xterm_Shell != (Widget)0)
|
|
6249 clip_x11_lose_selection(xterm_Shell, cbd);
|
|
6250 }
|
|
6251
|
|
6252 void
|
|
6253 clip_xterm_request_selection(cbd)
|
|
6254 VimClipboard *cbd;
|
|
6255 {
|
|
6256 if (xterm_Shell != (Widget)0)
|
|
6257 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd);
|
|
6258 }
|
|
6259
|
|
6260 void
|
|
6261 clip_xterm_set_selection(cbd)
|
|
6262 VimClipboard *cbd;
|
|
6263 {
|
|
6264 clip_x11_set_selection(cbd);
|
|
6265 }
|
|
6266 #endif
|
|
6267
|
|
6268
|
|
6269 #if defined(USE_XSMP) || defined(PROTO)
|
|
6270 /*
|
|
6271 * Code for X Session Management Protocol.
|
|
6272 */
|
|
6273 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast));
|
|
6274 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
6275 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
6276 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
6277 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData));
|
|
6278
|
|
6279
|
|
6280 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
6281 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
6282
|
|
6283 /*
|
|
6284 * This is our chance to ask the user if they want to save,
|
|
6285 * or abort the logout
|
|
6286 */
|
|
6287 /*ARGSUSED*/
|
|
6288 static void
|
|
6289 xsmp_handle_interaction(smc_conn, client_data)
|
|
6290 SmcConn smc_conn;
|
|
6291 SmPointer client_data;
|
|
6292 {
|
|
6293 cmdmod_T save_cmdmod;
|
|
6294 int cancel_shutdown = False;
|
|
6295
|
|
6296 save_cmdmod = cmdmod;
|
|
6297 cmdmod.confirm = TRUE;
|
|
6298 if (check_changed_any(FALSE))
|
|
6299 /* Mustn't logout */
|
|
6300 cancel_shutdown = True;
|
|
6301 cmdmod = save_cmdmod;
|
|
6302 setcursor(); /* position cursor */
|
|
6303 out_flush();
|
|
6304
|
|
6305 /* Done interaction */
|
|
6306 SmcInteractDone(smc_conn, cancel_shutdown);
|
|
6307
|
|
6308 /* Finish off
|
|
6309 * Only end save-yourself here if we're not cancelling shutdown;
|
|
6310 * we'll get a cancelled callback later in which we'll end it.
|
|
6311 * Hopefully get around glitchy SMs (like GNOME-1)
|
|
6312 */
|
|
6313 if (!cancel_shutdown)
|
|
6314 {
|
|
6315 xsmp.save_yourself = False;
|
|
6316 SmcSaveYourselfDone(smc_conn, True);
|
|
6317 }
|
|
6318 }
|
|
6319 # endif
|
|
6320
|
|
6321 /*
|
|
6322 * Callback that starts save-yourself.
|
|
6323 */
|
|
6324 /*ARGSUSED*/
|
|
6325 static void
|
|
6326 xsmp_handle_save_yourself(smc_conn, client_data, save_type,
|
|
6327 shutdown, interact_style, fast)
|
|
6328 SmcConn smc_conn;
|
|
6329 SmPointer client_data;
|
|
6330 int save_type;
|
|
6331 Bool shutdown;
|
|
6332 int interact_style;
|
|
6333 Bool fast;
|
|
6334 {
|
|
6335 /* Handle already being in saveyourself */
|
|
6336 if (xsmp.save_yourself)
|
|
6337 SmcSaveYourselfDone(smc_conn, True);
|
|
6338 xsmp.save_yourself = True;
|
|
6339 xsmp.shutdown = shutdown;
|
|
6340
|
|
6341 /* First up, preserve all files */
|
|
6342 out_flush();
|
|
6343 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
|
|
6344
|
|
6345 if (p_verbose > 0)
|
292
|
6346 verb_msg((char_u *)_("XSMP handling save-yourself request"));
|
7
|
6347
|
|
6348 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
6349 /* Now see if we can ask about unsaved files */
|
|
6350 if (shutdown && !fast && gui.in_use)
|
|
6351 /* Need to interact with user, but need SM's permission */
|
|
6352 SmcInteractRequest(smc_conn, SmDialogError,
|
|
6353 xsmp_handle_interaction, client_data);
|
|
6354 else
|
|
6355 # endif
|
|
6356 {
|
|
6357 /* Can stop the cycle here */
|
|
6358 SmcSaveYourselfDone(smc_conn, True);
|
|
6359 xsmp.save_yourself = False;
|
|
6360 }
|
|
6361 }
|
|
6362
|
|
6363
|
|
6364 /*
|
|
6365 * Callback to warn us of imminent death.
|
|
6366 */
|
|
6367 /*ARGSUSED*/
|
|
6368 static void
|
|
6369 xsmp_die(smc_conn, client_data)
|
|
6370 SmcConn smc_conn;
|
|
6371 SmPointer client_data;
|
|
6372 {
|
|
6373 xsmp_close();
|
|
6374
|
|
6375 /* quit quickly leaving swapfiles for modified buffers behind */
|
|
6376 getout_preserve_modified(0);
|
|
6377 }
|
|
6378
|
|
6379
|
|
6380 /*
|
|
6381 * Callback to tell us that save-yourself has completed.
|
|
6382 */
|
|
6383 /*ARGSUSED*/
|
|
6384 static void
|
|
6385 xsmp_save_complete(smc_conn, client_data)
|
|
6386 SmcConn smc_conn;
|
|
6387 SmPointer client_data;
|
|
6388 {
|
|
6389 xsmp.save_yourself = False;
|
|
6390 }
|
|
6391
|
|
6392
|
|
6393 /*
|
|
6394 * Callback to tell us that an instigated shutdown was cancelled
|
|
6395 * (maybe even by us)
|
|
6396 */
|
|
6397 /*ARGSUSED*/
|
|
6398 static void
|
|
6399 xsmp_shutdown_cancelled(smc_conn, client_data)
|
|
6400 SmcConn smc_conn;
|
|
6401 SmPointer client_data;
|
|
6402 {
|
|
6403 if (xsmp.save_yourself)
|
|
6404 SmcSaveYourselfDone(smc_conn, True);
|
|
6405 xsmp.save_yourself = False;
|
|
6406 xsmp.shutdown = False;
|
|
6407 }
|
|
6408
|
|
6409
|
|
6410 /*
|
|
6411 * Callback to tell us that a new ICE connection has been established.
|
|
6412 */
|
|
6413 /*ARGSUSED*/
|
|
6414 static void
|
|
6415 xsmp_ice_connection(iceConn, clientData, opening, watchData)
|
|
6416 IceConn iceConn;
|
|
6417 IcePointer clientData;
|
|
6418 Bool opening;
|
|
6419 IcePointer *watchData;
|
|
6420 {
|
|
6421 /* Intercept creation of ICE connection fd */
|
|
6422 if (opening)
|
|
6423 {
|
|
6424 xsmp_icefd = IceConnectionNumber(iceConn);
|
|
6425 IceRemoveConnectionWatch(xsmp_ice_connection, NULL);
|
|
6426 }
|
|
6427 }
|
|
6428
|
|
6429
|
|
6430 /* Handle any ICE processing that's required; return FAIL if SM lost */
|
|
6431 int
|
|
6432 xsmp_handle_requests()
|
|
6433 {
|
|
6434 Bool rep;
|
|
6435
|
|
6436 if (IceProcessMessages(xsmp.iceconn, NULL, &rep)
|
|
6437 == IceProcessMessagesIOError)
|
|
6438 {
|
|
6439 /* Lost ICE */
|
|
6440 if (p_verbose > 0)
|
292
|
6441 verb_msg((char_u *)_("XSMP lost ICE connection"));
|
7
|
6442 xsmp_close();
|
|
6443 return FAIL;
|
|
6444 }
|
|
6445 else
|
|
6446 return OK;
|
|
6447 }
|
|
6448
|
|
6449 static int dummy;
|
|
6450
|
|
6451 /* Set up X Session Management Protocol */
|
|
6452 void
|
|
6453 xsmp_init(void)
|
|
6454 {
|
|
6455 char errorstring[80];
|
|
6456 char *clientid;
|
|
6457 SmcCallbacks smcallbacks;
|
|
6458 #if 0
|
|
6459 SmPropValue smname;
|
|
6460 SmProp smnameprop;
|
|
6461 SmProp *smprops[1];
|
|
6462 #endif
|
|
6463
|
|
6464 if (p_verbose > 0)
|
292
|
6465 verb_msg((char_u *)_("XSMP opening connection"));
|
7
|
6466
|
|
6467 xsmp.save_yourself = xsmp.shutdown = False;
|
|
6468
|
|
6469 /* Set up SM callbacks - must have all, even if they're not used */
|
|
6470 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself;
|
|
6471 smcallbacks.save_yourself.client_data = NULL;
|
|
6472 smcallbacks.die.callback = xsmp_die;
|
|
6473 smcallbacks.die.client_data = NULL;
|
|
6474 smcallbacks.save_complete.callback = xsmp_save_complete;
|
|
6475 smcallbacks.save_complete.client_data = NULL;
|
|
6476 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled;
|
|
6477 smcallbacks.shutdown_cancelled.client_data = NULL;
|
|
6478
|
|
6479 /* Set up a watch on ICE connection creations. The "dummy" argument is
|
|
6480 * apparently required for FreeBSD (we get a BUS error when using NULL). */
|
|
6481 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0)
|
|
6482 {
|
|
6483 if (p_verbose > 0)
|
292
|
6484 verb_msg((char_u *)_("XSMP ICE connection watch failed"));
|
7
|
6485 return;
|
|
6486 }
|
|
6487
|
|
6488 /* Create an SM connection */
|
|
6489 xsmp.smcconn = SmcOpenConnection(
|
|
6490 NULL,
|
|
6491 NULL,
|
|
6492 SmProtoMajor,
|
|
6493 SmProtoMinor,
|
|
6494 SmcSaveYourselfProcMask | SmcDieProcMask
|
|
6495 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask,
|
|
6496 &smcallbacks,
|
|
6497 NULL,
|
|
6498 &clientid,
|
|
6499 sizeof(errorstring),
|
|
6500 errorstring);
|
|
6501 if (xsmp.smcconn == NULL)
|
|
6502 {
|
|
6503 char errorreport[132];
|
273
|
6504
|
292
|
6505 if (p_verbose > 0)
|
|
6506 {
|
|
6507 vim_snprintf(errorreport, sizeof(errorreport),
|
273
|
6508 _("XSMP SmcOpenConnection failed: %s"), errorstring);
|
292
|
6509 verb_msg((char_u *)errorreport);
|
|
6510 }
|
7
|
6511 return;
|
|
6512 }
|
|
6513 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn);
|
|
6514
|
|
6515 #if 0
|
|
6516 /* ID ourselves */
|
|
6517 smname.value = "vim";
|
|
6518 smname.length = 3;
|
|
6519 smnameprop.name = "SmProgram";
|
|
6520 smnameprop.type = "SmARRAY8";
|
|
6521 smnameprop.num_vals = 1;
|
|
6522 smnameprop.vals = &smname;
|
|
6523
|
|
6524 smprops[0] = &smnameprop;
|
|
6525 SmcSetProperties(xsmp.smcconn, 1, smprops);
|
|
6526 #endif
|
|
6527 }
|
|
6528
|
|
6529
|
|
6530 /* Shut down XSMP comms. */
|
|
6531 void
|
|
6532 xsmp_close()
|
|
6533 {
|
|
6534 if (xsmp_icefd != -1)
|
|
6535 {
|
|
6536 SmcCloseConnection(xsmp.smcconn, 0, NULL);
|
|
6537 xsmp_icefd = -1;
|
|
6538 }
|
|
6539 }
|
|
6540 #endif /* USE_XSMP */
|
|
6541
|
|
6542
|
|
6543 #ifdef EBCDIC
|
|
6544 /* Translate character to its CTRL- value */
|
|
6545 char CtrlTable[] =
|
|
6546 {
|
|
6547 /* 00 - 5E */
|
|
6548 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6549 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6550 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6551 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6552 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6553 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6554 /* ^ */ 0x1E,
|
|
6555 /* - */ 0x1F,
|
|
6556 /* 61 - 6C */
|
|
6557 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6558 /* _ */ 0x1F,
|
|
6559 /* 6E - 80 */
|
|
6560 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6561 /* a */ 0x01,
|
|
6562 /* b */ 0x02,
|
|
6563 /* c */ 0x03,
|
|
6564 /* d */ 0x37,
|
|
6565 /* e */ 0x2D,
|
|
6566 /* f */ 0x2E,
|
|
6567 /* g */ 0x2F,
|
|
6568 /* h */ 0x16,
|
|
6569 /* i */ 0x05,
|
|
6570 /* 8A - 90 */
|
|
6571 0, 0, 0, 0, 0, 0, 0,
|
|
6572 /* j */ 0x15,
|
|
6573 /* k */ 0x0B,
|
|
6574 /* l */ 0x0C,
|
|
6575 /* m */ 0x0D,
|
|
6576 /* n */ 0x0E,
|
|
6577 /* o */ 0x0F,
|
|
6578 /* p */ 0x10,
|
|
6579 /* q */ 0x11,
|
|
6580 /* r */ 0x12,
|
|
6581 /* 9A - A1 */
|
|
6582 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6583 /* s */ 0x13,
|
|
6584 /* t */ 0x3C,
|
|
6585 /* u */ 0x3D,
|
|
6586 /* v */ 0x32,
|
|
6587 /* w */ 0x26,
|
|
6588 /* x */ 0x18,
|
|
6589 /* y */ 0x19,
|
|
6590 /* z */ 0x3F,
|
|
6591 /* AA - AC */
|
|
6592 0, 0, 0,
|
|
6593 /* [ */ 0x27,
|
|
6594 /* AE - BC */
|
|
6595 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6596 /* ] */ 0x1D,
|
|
6597 /* BE - C0 */ 0, 0, 0,
|
|
6598 /* A */ 0x01,
|
|
6599 /* B */ 0x02,
|
|
6600 /* C */ 0x03,
|
|
6601 /* D */ 0x37,
|
|
6602 /* E */ 0x2D,
|
|
6603 /* F */ 0x2E,
|
|
6604 /* G */ 0x2F,
|
|
6605 /* H */ 0x16,
|
|
6606 /* I */ 0x05,
|
|
6607 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0,
|
|
6608 /* J */ 0x15,
|
|
6609 /* K */ 0x0B,
|
|
6610 /* L */ 0x0C,
|
|
6611 /* M */ 0x0D,
|
|
6612 /* N */ 0x0E,
|
|
6613 /* O */ 0x0F,
|
|
6614 /* P */ 0x10,
|
|
6615 /* Q */ 0x11,
|
|
6616 /* R */ 0x12,
|
|
6617 /* DA - DF */ 0, 0, 0, 0, 0, 0,
|
|
6618 /* \ */ 0x1C,
|
|
6619 /* E1 */ 0,
|
|
6620 /* S */ 0x13,
|
|
6621 /* T */ 0x3C,
|
|
6622 /* U */ 0x3D,
|
|
6623 /* V */ 0x32,
|
|
6624 /* W */ 0x26,
|
|
6625 /* X */ 0x18,
|
|
6626 /* Y */ 0x19,
|
|
6627 /* Z */ 0x3F,
|
|
6628 /* EA - FF*/ 0, 0, 0, 0, 0, 0,
|
|
6629 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
6630 };
|
|
6631
|
|
6632 char MetaCharTable[]=
|
|
6633 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
6634 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0,
|
|
6635 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0,
|
|
6636 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0,
|
|
6637 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0
|
|
6638 };
|
|
6639
|
|
6640
|
|
6641 /* TODO: Use characters NOT numbers!!! */
|
|
6642 char CtrlCharTable[]=
|
|
6643 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
6644 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214,
|
|
6645 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109,
|
|
6646 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199,
|
|
6647 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233,
|
|
6648 };
|
|
6649
|
|
6650
|
|
6651 #endif
|