Mercurial > vim
annotate src/os_unix.c @ 7356:f0eb9aa9eb32 v7.4.983
commit https://github.com/vim/vim/commit/a60824308cd9bc192c5d38fc16cccfcf652b40f6
Author: Bram Moolenaar <Bram@vim.org>
Date: Mon Dec 28 16:26:45 2015 +0100
patch 7.4.983
Problem: Executing one test after "make testclean" doesn't work.
Solution: Add a dependency on test1.out.
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Mon, 28 Dec 2015 16:30:04 +0100 |
parents | 89c6f7c6704a |
children | c97735aaef9f |
rev | line source |
---|---|
7 | 1 /* vi:set ts=8 sts=4 sw=4: |
2 * | |
3 * VIM - Vi IMproved by Bram Moolenaar | |
4 * OS/2 port by Paul Slootman | |
5 * VMS merge by Zoltan Arpadffy | |
6 * | |
7 * Do ":help uganda" in Vim to read copying and usage conditions. | |
8 * Do ":help credits" in Vim to see a list of people who contributed. | |
9 * See README.txt for an overview of the Vim source code. | |
10 */ | |
11 | |
12 /* | |
13 * os_unix.c -- code for all flavors of Unix (BSD, SYSV, SVR4, POSIX, ...) | |
14 * Also for OS/2, using the excellent EMX package!!! | |
15 * Also for BeOS and Atari MiNT. | |
16 * | |
17 * A lot of this file was originally written by Juergen Weigert and later | |
18 * changed beyond recognition. | |
19 */ | |
20 | |
21 /* | |
22 * Some systems have a prototype for select() that has (int *) instead of | |
23 * (fd_set *), which is wrong. This define removes that prototype. We define | |
24 * our own prototype below. | |
25 * Don't use it for the Mac, it causes a warning for precompiled headers. | |
26 * TODO: use a configure check for precompiled headers? | |
27 */ | |
1076 | 28 #if !defined(__APPLE__) && !defined(__TANDEM) |
7 | 29 # define select select_declared_wrong |
30 #endif | |
31 | |
32 #include "vim.h" | |
33 | |
14 | 34 #ifdef FEAT_MZSCHEME |
35 # include "if_mzsch.h" | |
36 #endif | |
37 | |
7 | 38 #include "os_unixx.h" /* unix includes for os_unix.c only */ |
39 | |
40 #ifdef USE_XSMP | |
41 # include <X11/SM/SMlib.h> | |
42 #endif | |
43 | |
1583 | 44 #ifdef HAVE_SELINUX |
45 # include <selinux/selinux.h> | |
46 static int selinux_enabled = -1; | |
47 #endif | |
48 | |
5788 | 49 #ifdef HAVE_SMACK |
50 # include <attr/xattr.h> | |
51 # include <linux/xattr.h> | |
52 # ifndef SMACK_LABEL_LEN | |
53 # define SMACK_LABEL_LEN 1024 | |
54 # endif | |
55 #endif | |
56 | |
7 | 57 /* |
58 * Use this prototype for select, some include files have a wrong prototype | |
59 */ | |
1076 | 60 #ifndef __TANDEM |
61 # undef select | |
62 # ifdef __BEOS__ | |
63 # define select beos_select | |
64 # endif | |
7 | 65 #endif |
66 | |
1102 | 67 #ifdef __CYGWIN__ |
68 # ifndef WIN32 | |
1657 | 69 # include <cygwin/version.h> |
70 # include <sys/cygwin.h> /* for cygwin_conv_to_posix_path() and/or | |
71 * for cygwin_conv_path() */ | |
4168 | 72 # ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
73 # define WIN32_LEAN_AND_MEAN | |
74 # include <windows.h> | |
75 # include "winclip.pro" | |
76 # endif | |
1102 | 77 # endif |
78 #endif | |
79 | |
7 | 80 #if defined(HAVE_SELECT) |
81 extern int select __ARGS((int, fd_set *, fd_set *, fd_set *, struct timeval *)); | |
82 #endif | |
83 | |
84 #ifdef FEAT_MOUSE_GPM | |
85 # include <gpm.h> | |
86 /* <linux/keyboard.h> contains defines conflicting with "keymap.h", | |
87 * I just copied relevant defines here. A cleaner solution would be to put gpm | |
88 * code into separate file and include there linux/keyboard.h | |
89 */ | |
90 /* #include <linux/keyboard.h> */ | |
91 # define KG_SHIFT 0 | |
92 # define KG_CTRL 2 | |
93 # define KG_ALT 3 | |
94 # define KG_ALTGR 1 | |
95 # define KG_SHIFTL 4 | |
96 # define KG_SHIFTR 5 | |
97 # define KG_CTRLL 6 | |
98 # define KG_CTRLR 7 | |
99 # define KG_CAPSSHIFT 8 | |
100 | |
101 static void gpm_close __ARGS((void)); | |
102 static int gpm_open __ARGS((void)); | |
103 static int mch_gpm_process __ARGS((void)); | |
104 #endif | |
105 | |
1620 | 106 #ifdef FEAT_SYSMOUSE |
107 # include <sys/consio.h> | |
108 # include <sys/fbio.h> | |
109 | |
110 static int sysmouse_open __ARGS((void)); | |
111 static void sysmouse_close __ARGS((void)); | |
112 static RETSIGTYPE sig_sysmouse __ARGS(SIGPROTOARG); | |
113 #endif | |
114 | |
7 | 115 /* |
116 * end of autoconf section. To be extended... | |
117 */ | |
118 | |
119 /* Are the following #ifdefs still required? And why? Is that for X11? */ | |
120 | |
121 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO) | |
122 # ifdef SIGWINCH | |
123 # undef SIGWINCH | |
124 # endif | |
125 # ifdef TIOCGWINSZ | |
126 # undef TIOCGWINSZ | |
127 # endif | |
128 #endif | |
129 | |
130 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */ | |
131 # define SIGWINCH SIGWINDOW | |
132 #endif | |
133 | |
134 #ifdef FEAT_X11 | |
135 # include <X11/Xlib.h> | |
136 # include <X11/Xutil.h> | |
137 # include <X11/Xatom.h> | |
138 # ifdef FEAT_XCLIPBOARD | |
139 # include <X11/Intrinsic.h> | |
140 # include <X11/Shell.h> | |
141 # include <X11/StringDefs.h> | |
142 static Widget xterm_Shell = (Widget)0; | |
4230 | 143 static void clip_update __ARGS((void)); |
7 | 144 static void xterm_update __ARGS((void)); |
145 # endif | |
146 | |
147 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE) | |
148 Window x11_window = 0; | |
149 # endif | |
150 Display *x11_display = NULL; | |
151 | |
152 # ifdef FEAT_TITLE | |
153 static int get_x11_windis __ARGS((void)); | |
154 static void set_x11_title __ARGS((char_u *)); | |
155 static void set_x11_icon __ARGS((char_u *)); | |
156 # endif | |
157 #endif | |
158 | |
159 #ifdef FEAT_TITLE | |
160 static int get_x11_title __ARGS((int)); | |
161 static int get_x11_icon __ARGS((int)); | |
162 | |
163 static char_u *oldtitle = NULL; | |
164 static int did_set_title = FALSE; | |
165 static char_u *oldicon = NULL; | |
166 static int did_set_icon = FALSE; | |
167 #endif | |
168 | |
169 static void may_core_dump __ARGS((void)); | |
170 | |
3048 | 171 #ifdef HAVE_UNION_WAIT |
172 typedef union wait waitstatus; | |
173 #else | |
174 typedef int waitstatus; | |
175 #endif | |
3062 | 176 static pid_t wait4pid __ARGS((pid_t, waitstatus *)); |
3048 | 177 |
7 | 178 static int WaitForChar __ARGS((long)); |
5541 | 179 #if defined(__BEOS__) || defined(VMS) |
7 | 180 int RealWaitForChar __ARGS((int, long, int *)); |
181 #else | |
182 static int RealWaitForChar __ARGS((int, long, int *)); | |
183 #endif | |
184 | |
185 #ifdef FEAT_XCLIPBOARD | |
186 static int do_xterm_trace __ARGS((void)); | |
331 | 187 # define XT_TRACE_DELAY 50 /* delay for xterm tracing */ |
7 | 188 #endif |
189 | |
190 static void handle_resize __ARGS((void)); | |
191 | |
192 #if defined(SIGWINCH) | |
193 static RETSIGTYPE sig_winch __ARGS(SIGPROTOARG); | |
194 #endif | |
195 #if defined(SIGINT) | |
196 static RETSIGTYPE catch_sigint __ARGS(SIGPROTOARG); | |
197 #endif | |
198 #if defined(SIGPWR) | |
199 static RETSIGTYPE catch_sigpwr __ARGS(SIGPROTOARG); | |
200 #endif | |
201 #if defined(SIGALRM) && defined(FEAT_X11) \ | |
202 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK) | |
203 # define SET_SIG_ALARM | |
204 static RETSIGTYPE sig_alarm __ARGS(SIGPROTOARG); | |
1832 | 205 /* volatile because it is used in signal handler sig_alarm(). */ |
206 static volatile int sig_alarm_called; | |
7 | 207 #endif |
208 static RETSIGTYPE deathtrap __ARGS(SIGPROTOARG); | |
209 | |
167 | 210 static void catch_int_signal __ARGS((void)); |
7 | 211 static void set_signals __ARGS((void)); |
212 static void catch_signals __ARGS((RETSIGTYPE (*func_deadly)(), RETSIGTYPE (*func_other)())); | |
213 #ifndef __EMX__ | |
214 static int have_wildcard __ARGS((int, char_u **)); | |
215 static int have_dollars __ARGS((int, char_u **)); | |
216 #endif | |
217 | |
218 #ifndef __EMX__ | |
219 static int save_patterns __ARGS((int num_pat, char_u **pat, int *num_file, char_u ***file)); | |
220 #endif | |
221 | |
222 #ifndef SIG_ERR | |
1879 | 223 # define SIG_ERR ((RETSIGTYPE (*)())-1) |
7 | 224 #endif |
225 | |
1832 | 226 /* volatile because it is used in signal handler sig_winch(). */ |
227 static volatile int do_resize = FALSE; | |
7 | 228 #ifndef __EMX__ |
229 static char_u *extra_shell_arg = NULL; | |
230 static int show_shell_mess = TRUE; | |
231 #endif | |
1832 | 232 /* volatile because it is used in signal handler deathtrap(). */ |
233 static volatile int deadly_signal = 0; /* The signal we caught */ | |
234 /* volatile because it is used in signal handler deathtrap(). */ | |
235 static volatile int in_mch_delay = FALSE; /* sleeping in mch_delay() */ | |
7 | 236 |
237 static int curr_tmode = TMODE_COOK; /* contains current terminal mode */ | |
238 | |
239 #ifdef USE_XSMP | |
240 typedef struct | |
241 { | |
242 SmcConn smcconn; /* The SM connection ID */ | |
243 IceConn iceconn; /* The ICE connection ID */ | |
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244 char *clientid; /* The client ID for the current smc session */ |
7 | 245 Bool save_yourself; /* If we're in the middle of a save_yourself */ |
246 Bool shutdown; /* If we're in shutdown mode */ | |
247 } xsmp_config_T; | |
248 | |
249 static xsmp_config_T xsmp; | |
250 #endif | |
251 | |
252 #ifdef SYS_SIGLIST_DECLARED | |
253 /* | |
254 * I have seen | |
255 * extern char *_sys_siglist[NSIG]; | |
256 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings | |
257 * that describe the signals. That is nearly what we want here. But | |
258 * autoconf does only check for sys_siglist (without the underscore), I | |
259 * do not want to change everything today.... jw. | |
260 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in | |
261 */ | |
262 #endif | |
263 | |
264 static struct signalinfo | |
265 { | |
266 int sig; /* Signal number, eg. SIGSEGV etc */ | |
267 char *name; /* Signal name (not char_u!). */ | |
268 char deadly; /* Catch as a deadly signal? */ | |
269 } signal_info[] = | |
270 { | |
271 #ifdef SIGHUP | |
272 {SIGHUP, "HUP", TRUE}, | |
273 #endif | |
274 #ifdef SIGQUIT | |
275 {SIGQUIT, "QUIT", TRUE}, | |
276 #endif | |
277 #ifdef SIGILL | |
278 {SIGILL, "ILL", TRUE}, | |
279 #endif | |
280 #ifdef SIGTRAP | |
281 {SIGTRAP, "TRAP", TRUE}, | |
282 #endif | |
283 #ifdef SIGABRT | |
284 {SIGABRT, "ABRT", TRUE}, | |
285 #endif | |
286 #ifdef SIGEMT | |
287 {SIGEMT, "EMT", TRUE}, | |
288 #endif | |
289 #ifdef SIGFPE | |
290 {SIGFPE, "FPE", TRUE}, | |
291 #endif | |
292 #ifdef SIGBUS | |
293 {SIGBUS, "BUS", TRUE}, | |
294 #endif | |
4074 | 295 #if defined(SIGSEGV) && !defined(FEAT_MZSCHEME) |
296 /* MzScheme uses SEGV in its garbage collector */ | |
7 | 297 {SIGSEGV, "SEGV", TRUE}, |
298 #endif | |
299 #ifdef SIGSYS | |
300 {SIGSYS, "SYS", TRUE}, | |
301 #endif | |
302 #ifdef SIGALRM | |
303 {SIGALRM, "ALRM", FALSE}, /* Perl's alarm() can trigger it */ | |
304 #endif | |
305 #ifdef SIGTERM | |
306 {SIGTERM, "TERM", TRUE}, | |
307 #endif | |
2701 | 308 #if defined(SIGVTALRM) && !defined(FEAT_RUBY) |
7 | 309 {SIGVTALRM, "VTALRM", TRUE}, |
310 #endif | |
1560 | 311 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME) && !defined(WE_ARE_PROFILING) |
312 /* MzScheme uses SIGPROF for its own needs; On Linux with profiling | |
313 * this makes Vim exit. WE_ARE_PROFILING is defined in Makefile. */ | |
7 | 314 {SIGPROF, "PROF", TRUE}, |
315 #endif | |
316 #ifdef SIGXCPU | |
317 {SIGXCPU, "XCPU", TRUE}, | |
318 #endif | |
319 #ifdef SIGXFSZ | |
320 {SIGXFSZ, "XFSZ", TRUE}, | |
321 #endif | |
322 #ifdef SIGUSR1 | |
323 {SIGUSR1, "USR1", TRUE}, | |
324 #endif | |
1620 | 325 #if defined(SIGUSR2) && !defined(FEAT_SYSMOUSE) |
326 /* Used for sysmouse handling */ | |
7 | 327 {SIGUSR2, "USR2", TRUE}, |
328 #endif | |
329 #ifdef SIGINT | |
330 {SIGINT, "INT", FALSE}, | |
331 #endif | |
332 #ifdef SIGWINCH | |
333 {SIGWINCH, "WINCH", FALSE}, | |
334 #endif | |
335 #ifdef SIGTSTP | |
336 {SIGTSTP, "TSTP", FALSE}, | |
337 #endif | |
338 #ifdef SIGPIPE | |
339 {SIGPIPE, "PIPE", FALSE}, | |
340 #endif | |
341 {-1, "Unknown!", FALSE} | |
342 }; | |
343 | |
1935 | 344 int |
345 mch_chdir(path) | |
346 char *path; | |
347 { | |
348 if (p_verbose >= 5) | |
349 { | |
350 verbose_enter(); | |
351 smsg((char_u *)"chdir(%s)", path); | |
352 verbose_leave(); | |
353 } | |
354 # ifdef VMS | |
355 return chdir(vms_fixfilename(path)); | |
356 # else | |
357 return chdir(path); | |
358 # endif | |
359 } | |
360 | |
1757 | 361 /* |
362 * Write s[len] to the screen. | |
363 */ | |
7 | 364 void |
365 mch_write(s, len) | |
366 char_u *s; | |
367 int len; | |
368 { | |
1757 | 369 ignored = (int)write(1, (char *)s, len); |
7 | 370 if (p_wd) /* Unix is too fast, slow down a bit more */ |
371 RealWaitForChar(read_cmd_fd, p_wd, NULL); | |
372 } | |
373 | |
374 /* | |
1450 | 375 * mch_inchar(): low level input function. |
7 | 376 * Get a characters from the keyboard. |
377 * Return the number of characters that are available. | |
378 * If wtime == 0 do not wait for characters. | |
379 * If wtime == n wait a short time for characters. | |
380 * If wtime == -1 wait forever for characters. | |
381 */ | |
382 int | |
383 mch_inchar(buf, maxlen, wtime, tb_change_cnt) | |
384 char_u *buf; | |
385 int maxlen; | |
386 long wtime; /* don't use "time", MIPS cannot handle it */ | |
387 int tb_change_cnt; | |
388 { | |
389 int len; | |
390 | |
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
391 #ifdef MESSAGE_QUEUE |
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
392 parse_queued_messages(); |
2209
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Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
393 #endif |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
394 |
7 | 395 /* Check if window changed size while we were busy, perhaps the ":set |
396 * columns=99" command was used. */ | |
397 while (do_resize) | |
398 handle_resize(); | |
399 | |
400 if (wtime >= 0) | |
401 { | |
402 while (WaitForChar(wtime) == 0) /* no character available */ | |
403 { | |
7239
89c6f7c6704a
commit https://github.com/vim/vim/commit/5d8afebb5bf7fb1e8ce06062451dc6a1f9a53ac0
Christian Brabandt <cb@256bit.org>
parents:
7109
diff
changeset
|
404 if (do_resize) |
89c6f7c6704a
commit https://github.com/vim/vim/commit/5d8afebb5bf7fb1e8ce06062451dc6a1f9a53ac0
Christian Brabandt <cb@256bit.org>
parents:
7109
diff
changeset
|
405 handle_resize(); |
89c6f7c6704a
commit https://github.com/vim/vim/commit/5d8afebb5bf7fb1e8ce06062451dc6a1f9a53ac0
Christian Brabandt <cb@256bit.org>
parents:
7109
diff
changeset
|
406 #ifdef FEAT_CLIENTSERVER |
89c6f7c6704a
commit https://github.com/vim/vim/commit/5d8afebb5bf7fb1e8ce06062451dc6a1f9a53ac0
Christian Brabandt <cb@256bit.org>
parents:
7109
diff
changeset
|
407 else if (!server_waiting()) |
89c6f7c6704a
commit https://github.com/vim/vim/commit/5d8afebb5bf7fb1e8ce06062451dc6a1f9a53ac0
Christian Brabandt <cb@256bit.org>
parents:
7109
diff
changeset
|
408 #else |
89c6f7c6704a
commit https://github.com/vim/vim/commit/5d8afebb5bf7fb1e8ce06062451dc6a1f9a53ac0
Christian Brabandt <cb@256bit.org>
parents:
7109
diff
changeset
|
409 else |
89c6f7c6704a
commit https://github.com/vim/vim/commit/5d8afebb5bf7fb1e8ce06062451dc6a1f9a53ac0
Christian Brabandt <cb@256bit.org>
parents:
7109
diff
changeset
|
410 #endif |
89c6f7c6704a
commit https://github.com/vim/vim/commit/5d8afebb5bf7fb1e8ce06062451dc6a1f9a53ac0
Christian Brabandt <cb@256bit.org>
parents:
7109
diff
changeset
|
411 /* return if not interrupted by resize or server */ |
7 | 412 return 0; |
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
413 #ifdef MESSAGE_QUEUE |
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
414 parse_queued_messages(); |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
415 #endif |
7 | 416 } |
417 } | |
418 else /* wtime == -1 */ | |
419 { | |
420 /* | |
421 * If there is no character available within 'updatetime' seconds | |
216 | 422 * flush all the swap files to disk. |
7 | 423 * Also done when interrupted by SIGWINCH. |
424 */ | |
425 if (WaitForChar(p_ut) == 0) | |
426 { | |
427 #ifdef FEAT_AUTOCMD | |
609 | 428 if (trigger_cursorhold() && maxlen >= 3 |
429 && !typebuf_changed(tb_change_cnt)) | |
7 | 430 { |
216 | 431 buf[0] = K_SPECIAL; |
432 buf[1] = KS_EXTRA; | |
433 buf[2] = (int)KE_CURSORHOLD; | |
434 return 3; | |
7 | 435 } |
216 | 436 #endif |
369 | 437 before_blocking(); |
7 | 438 } |
439 } | |
440 | |
441 for (;;) /* repeat until we got a character */ | |
442 { | |
443 while (do_resize) /* window changed size */ | |
444 handle_resize(); | |
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Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
445 |
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
446 #ifdef MESSAGE_QUEUE |
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
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447 parse_queued_messages(); |
2209
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Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
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448 #endif |
7 | 449 /* |
2436 | 450 * We want to be interrupted by the winch signal |
451 * or by an event on the monitored file descriptors. | |
7 | 452 */ |
2209
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Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
453 if (WaitForChar(-1L) == 0) |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
454 { |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
455 if (do_resize) /* interrupted by SIGWINCH signal */ |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
456 handle_resize(); |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
457 return 0; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
458 } |
7 | 459 |
460 /* If input was put directly in typeahead buffer bail out here. */ | |
461 if (typebuf_changed(tb_change_cnt)) | |
462 return 0; | |
463 | |
464 /* | |
465 * For some terminals we only get one character at a time. | |
466 * We want the get all available characters, so we could keep on | |
467 * trying until none is available | |
468 * For some other terminals this is quite slow, that's why we don't do | |
469 * it. | |
470 */ | |
471 len = read_from_input_buf(buf, (long)maxlen); | |
472 if (len > 0) | |
473 { | |
474 #ifdef OS2 | |
475 int i; | |
476 | |
477 for (i = 0; i < len; i++) | |
478 if (buf[i] == 0) | |
479 buf[i] = K_NUL; | |
480 #endif | |
481 return len; | |
482 } | |
483 } | |
484 } | |
485 | |
486 static void | |
487 handle_resize() | |
488 { | |
489 do_resize = FALSE; | |
490 shell_resized(); | |
491 } | |
492 | |
493 /* | |
494 * return non-zero if a character is available | |
495 */ | |
496 int | |
497 mch_char_avail() | |
498 { | |
499 return WaitForChar(0L); | |
500 } | |
501 | |
502 #if defined(HAVE_TOTAL_MEM) || defined(PROTO) | |
503 # ifdef HAVE_SYS_RESOURCE_H | |
1879 | 504 # include <sys/resource.h> |
7 | 505 # endif |
506 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL) | |
507 # include <sys/sysctl.h> | |
508 # endif | |
509 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
510 # include <sys/sysinfo.h> | |
511 # endif | |
512 | |
513 /* | |
1110 | 514 * Return total amount of memory available in Kbyte. |
515 * Doesn't change when memory has been allocated. | |
7 | 516 */ |
517 long_u | |
518 mch_total_mem(special) | |
1877 | 519 int special UNUSED; |
7 | 520 { |
521 # ifdef __EMX__ | |
1110 | 522 return ulimit(3, 0L) >> 10; /* always 32MB? */ |
7 | 523 # else |
524 long_u mem = 0; | |
1110 | 525 long_u shiftright = 10; /* how much to shift "mem" right for Kbyte */ |
7 | 526 |
527 # ifdef HAVE_SYSCTL | |
528 int mib[2], physmem; | |
529 size_t len; | |
530 | |
531 /* BSD way of getting the amount of RAM available. */ | |
532 mib[0] = CTL_HW; | |
533 mib[1] = HW_USERMEM; | |
534 len = sizeof(physmem); | |
535 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0) | |
536 mem = (long_u)physmem; | |
537 # endif | |
538 | |
539 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
540 if (mem == 0) | |
541 { | |
542 struct sysinfo sinfo; | |
543 | |
544 /* Linux way of getting amount of RAM available */ | |
545 if (sysinfo(&sinfo) == 0) | |
1110 | 546 { |
547 # ifdef HAVE_SYSINFO_MEM_UNIT | |
548 /* avoid overflow as much as possible */ | |
549 while (shiftright > 0 && (sinfo.mem_unit & 1) == 0) | |
550 { | |
551 sinfo.mem_unit = sinfo.mem_unit >> 1; | |
552 --shiftright; | |
553 } | |
554 mem = sinfo.totalram * sinfo.mem_unit; | |
555 # else | |
7 | 556 mem = sinfo.totalram; |
1110 | 557 # endif |
558 } | |
7 | 559 } |
560 # endif | |
561 | |
562 # ifdef HAVE_SYSCONF | |
563 if (mem == 0) | |
564 { | |
565 long pagesize, pagecount; | |
566 | |
567 /* Solaris way of getting amount of RAM available */ | |
568 pagesize = sysconf(_SC_PAGESIZE); | |
569 pagecount = sysconf(_SC_PHYS_PAGES); | |
570 if (pagesize > 0 && pagecount > 0) | |
1110 | 571 { |
572 /* avoid overflow as much as possible */ | |
573 while (shiftright > 0 && (pagesize & 1) == 0) | |
574 { | |
1204 | 575 pagesize = (long_u)pagesize >> 1; |
1110 | 576 --shiftright; |
577 } | |
7 | 578 mem = (long_u)pagesize * pagecount; |
1110 | 579 } |
7 | 580 } |
581 # endif | |
582 | |
583 /* Return the minimum of the physical memory and the user limit, because | |
584 * using more than the user limit may cause Vim to be terminated. */ | |
585 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT) | |
586 { | |
587 struct rlimit rlp; | |
588 | |
589 if (getrlimit(RLIMIT_DATA, &rlp) == 0 | |
590 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
591 # ifdef RLIM_INFINITY | |
592 && rlp.rlim_cur != RLIM_INFINITY | |
593 # endif | |
1110 | 594 && ((long_u)rlp.rlim_cur >> 10) < (mem >> shiftright) |
7 | 595 ) |
1110 | 596 { |
597 mem = (long_u)rlp.rlim_cur; | |
598 shiftright = 10; | |
599 } | |
7 | 600 } |
601 # endif | |
602 | |
603 if (mem > 0) | |
1110 | 604 return mem >> shiftright; |
605 return (long_u)0x1fffff; | |
7 | 606 # endif |
607 } | |
608 #endif | |
609 | |
610 void | |
611 mch_delay(msec, ignoreinput) | |
612 long msec; | |
613 int ignoreinput; | |
614 { | |
615 int old_tmode; | |
14 | 616 #ifdef FEAT_MZSCHEME |
617 long total = msec; /* remember original value */ | |
618 #endif | |
7 | 619 |
620 if (ignoreinput) | |
621 { | |
622 /* Go to cooked mode without echo, to allow SIGINT interrupting us | |
1530 | 623 * here. But we don't want QUIT to kill us (CTRL-\ used in a |
624 * shell may produce SIGQUIT). */ | |
625 in_mch_delay = TRUE; | |
7 | 626 old_tmode = curr_tmode; |
627 if (curr_tmode == TMODE_RAW) | |
628 settmode(TMODE_SLEEP); | |
629 | |
630 /* | |
631 * Everybody sleeps in a different way... | |
632 * Prefer nanosleep(), some versions of usleep() can only sleep up to | |
633 * one second. | |
634 */ | |
14 | 635 #ifdef FEAT_MZSCHEME |
636 do | |
637 { | |
638 /* if total is large enough, wait by portions in p_mzq */ | |
639 if (total > p_mzq) | |
640 msec = p_mzq; | |
641 else | |
642 msec = total; | |
643 total -= msec; | |
644 #endif | |
7 | 645 #ifdef HAVE_NANOSLEEP |
646 { | |
647 struct timespec ts; | |
648 | |
649 ts.tv_sec = msec / 1000; | |
650 ts.tv_nsec = (msec % 1000) * 1000000; | |
651 (void)nanosleep(&ts, NULL); | |
652 } | |
653 #else | |
654 # ifdef HAVE_USLEEP | |
655 while (msec >= 1000) | |
656 { | |
657 usleep((unsigned int)(999 * 1000)); | |
658 msec -= 999; | |
659 } | |
660 usleep((unsigned int)(msec * 1000)); | |
661 # else | |
662 # ifndef HAVE_SELECT | |
663 poll(NULL, 0, (int)msec); | |
664 # else | |
665 # ifdef __EMX__ | |
666 _sleep2(msec); | |
667 # else | |
668 { | |
669 struct timeval tv; | |
670 | |
671 tv.tv_sec = msec / 1000; | |
672 tv.tv_usec = (msec % 1000) * 1000; | |
673 /* | |
674 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get | |
675 * a patch from Sun to fix this. Reported by Gunnar Pedersen. | |
676 */ | |
677 select(0, NULL, NULL, NULL, &tv); | |
678 } | |
679 # endif /* __EMX__ */ | |
680 # endif /* HAVE_SELECT */ | |
681 # endif /* HAVE_NANOSLEEP */ | |
682 #endif /* HAVE_USLEEP */ | |
14 | 683 #ifdef FEAT_MZSCHEME |
684 } | |
685 while (total > 0); | |
686 #endif | |
7 | 687 |
688 settmode(old_tmode); | |
1530 | 689 in_mch_delay = FALSE; |
7 | 690 } |
691 else | |
692 WaitForChar(msec); | |
693 } | |
694 | |
180 | 695 #if defined(HAVE_STACK_LIMIT) \ |
7 | 696 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK)) |
697 # define HAVE_CHECK_STACK_GROWTH | |
698 /* | |
699 * Support for checking for an almost-out-of-stack-space situation. | |
700 */ | |
701 | |
702 /* | |
703 * Return a pointer to an item on the stack. Used to find out if the stack | |
704 * grows up or down. | |
705 */ | |
706 static void check_stack_growth __ARGS((char *p)); | |
707 static int stack_grows_downwards; | |
708 | |
709 /* | |
710 * Find out if the stack grows upwards or downwards. | |
711 * "p" points to a variable on the stack of the caller. | |
712 */ | |
713 static void | |
714 check_stack_growth(p) | |
715 char *p; | |
716 { | |
717 int i; | |
718 | |
719 stack_grows_downwards = (p > (char *)&i); | |
720 } | |
721 #endif | |
722 | |
180 | 723 #if defined(HAVE_STACK_LIMIT) || defined(PROTO) |
7 | 724 static char *stack_limit = NULL; |
725 | |
726 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
727 # include <pthread.h> | |
728 # include <pthread_np.h> | |
729 #endif | |
730 | |
731 /* | |
732 * Find out until how var the stack can grow without getting into trouble. | |
733 * Called when starting up and when switching to the signal stack in | |
734 * deathtrap(). | |
735 */ | |
736 static void | |
737 get_stack_limit() | |
738 { | |
739 struct rlimit rlp; | |
740 int i; | |
741 long lim; | |
742 | |
743 /* Set the stack limit to 15/16 of the allowable size. Skip this when the | |
744 * limit doesn't fit in a long (rlim_cur might be "long long"). */ | |
745 if (getrlimit(RLIMIT_STACK, &rlp) == 0 | |
746 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
747 # ifdef RLIM_INFINITY | |
748 && rlp.rlim_cur != RLIM_INFINITY | |
749 # endif | |
750 ) | |
751 { | |
752 lim = (long)rlp.rlim_cur; | |
753 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
754 { | |
755 pthread_attr_t attr; | |
756 size_t size; | |
757 | |
758 /* On FreeBSD the initial thread always has a fixed stack size, no | |
759 * matter what the limits are set to. Normally it's 1 Mbyte. */ | |
760 pthread_attr_init(&attr); | |
761 if (pthread_attr_get_np(pthread_self(), &attr) == 0) | |
762 { | |
763 pthread_attr_getstacksize(&attr, &size); | |
764 if (lim > (long)size) | |
765 lim = (long)size; | |
766 } | |
767 pthread_attr_destroy(&attr); | |
768 } | |
769 #endif | |
770 if (stack_grows_downwards) | |
771 { | |
772 stack_limit = (char *)((long)&i - (lim / 16L * 15L)); | |
773 if (stack_limit >= (char *)&i) | |
774 /* overflow, set to 1/16 of current stack position */ | |
775 stack_limit = (char *)((long)&i / 16L); | |
776 } | |
777 else | |
778 { | |
779 stack_limit = (char *)((long)&i + (lim / 16L * 15L)); | |
780 if (stack_limit <= (char *)&i) | |
781 stack_limit = NULL; /* overflow */ | |
782 } | |
783 } | |
784 } | |
785 | |
786 /* | |
787 * Return FAIL when running out of stack space. | |
788 * "p" must point to any variable local to the caller that's on the stack. | |
789 */ | |
790 int | |
791 mch_stackcheck(p) | |
792 char *p; | |
793 { | |
794 if (stack_limit != NULL) | |
795 { | |
796 if (stack_grows_downwards) | |
797 { | |
798 if (p < stack_limit) | |
799 return FAIL; | |
800 } | |
801 else if (p > stack_limit) | |
802 return FAIL; | |
803 } | |
804 return OK; | |
805 } | |
806 #endif | |
807 | |
808 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
809 /* | |
810 * Support for using the signal stack. | |
811 * This helps when we run out of stack space, which causes a SIGSEGV. The | |
812 * signal handler then must run on another stack, since the normal stack is | |
813 * completely full. | |
814 */ | |
815 | |
5421 | 816 #if defined(HAVE_AVAILABILITYMACROS_H) |
5411 | 817 # include <AvailabilityMacros.h> |
818 #endif | |
819 | |
7 | 820 #ifndef SIGSTKSZ |
821 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */ | |
822 #endif | |
823 | |
824 # ifdef HAVE_SIGALTSTACK | |
825 static stack_t sigstk; /* for sigaltstack() */ | |
826 # else | |
827 static struct sigstack sigstk; /* for sigstack() */ | |
828 # endif | |
829 | |
830 static void init_signal_stack __ARGS((void)); | |
831 static char *signal_stack; | |
832 | |
833 static void | |
834 init_signal_stack() | |
835 { | |
836 if (signal_stack != NULL) | |
837 { | |
838 # ifdef HAVE_SIGALTSTACK | |
1375 | 839 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \ |
840 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040) | |
7 | 841 /* missing prototype. Adding it to osdef?.h.in doesn't work, because |
842 * "struct sigaltstack" needs to be declared. */ | |
843 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss)); | |
844 # endif | |
845 | |
846 # ifdef HAVE_SS_BASE | |
847 sigstk.ss_base = signal_stack; | |
848 # else | |
849 sigstk.ss_sp = signal_stack; | |
850 # endif | |
851 sigstk.ss_size = SIGSTKSZ; | |
852 sigstk.ss_flags = 0; | |
853 (void)sigaltstack(&sigstk, NULL); | |
854 # else | |
855 sigstk.ss_sp = signal_stack; | |
856 if (stack_grows_downwards) | |
857 sigstk.ss_sp += SIGSTKSZ - 1; | |
858 sigstk.ss_onstack = 0; | |
859 (void)sigstack(&sigstk, NULL); | |
860 # endif | |
861 } | |
862 } | |
863 #endif | |
864 | |
865 /* | |
1832 | 866 * We need correct prototypes for a signal function, otherwise mean compilers |
7 | 867 * will barf when the second argument to signal() is ``wrong''. |
868 * Let me try it with a few tricky defines from my own osdef.h (jw). | |
869 */ | |
870 #if defined(SIGWINCH) | |
871 static RETSIGTYPE | |
872 sig_winch SIGDEFARG(sigarg) | |
873 { | |
874 /* this is not required on all systems, but it doesn't hurt anybody */ | |
875 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
876 do_resize = TRUE; | |
877 SIGRETURN; | |
878 } | |
879 #endif | |
880 | |
881 #if defined(SIGINT) | |
882 static RETSIGTYPE | |
883 catch_sigint SIGDEFARG(sigarg) | |
884 { | |
885 /* this is not required on all systems, but it doesn't hurt anybody */ | |
886 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
887 got_int = TRUE; | |
888 SIGRETURN; | |
889 } | |
890 #endif | |
891 | |
892 #if defined(SIGPWR) | |
893 static RETSIGTYPE | |
894 catch_sigpwr SIGDEFARG(sigarg) | |
895 { | |
37 | 896 /* this is not required on all systems, but it doesn't hurt anybody */ |
897 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
7 | 898 /* |
899 * I'm not sure we get the SIGPWR signal when the system is really going | |
900 * down or when the batteries are almost empty. Just preserve the swap | |
901 * files and don't exit, that can't do any harm. | |
902 */ | |
903 ml_sync_all(FALSE, FALSE); | |
904 SIGRETURN; | |
905 } | |
906 #endif | |
907 | |
908 #ifdef SET_SIG_ALARM | |
909 /* | |
910 * signal function for alarm(). | |
911 */ | |
912 static RETSIGTYPE | |
913 sig_alarm SIGDEFARG(sigarg) | |
914 { | |
915 /* doesn't do anything, just to break a system call */ | |
916 sig_alarm_called = TRUE; | |
917 SIGRETURN; | |
918 } | |
919 #endif | |
920 | |
188 | 921 #if (defined(HAVE_SETJMP_H) \ |
922 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \ | |
923 || defined(FEAT_LIBCALL))) \ | |
924 || defined(PROTO) | |
7 | 925 /* |
926 * A simplistic version of setjmp() that only allows one level of using. | |
927 * Don't call twice before calling mch_endjmp()!. | |
928 * Usage: | |
929 * mch_startjmp(); | |
930 * if (SETJMP(lc_jump_env) != 0) | |
931 * { | |
932 * mch_didjmp(); | |
933 * EMSG("crash!"); | |
934 * } | |
935 * else | |
936 * { | |
937 * do_the_work; | |
938 * mch_endjmp(); | |
939 * } | |
940 * Note: Can't move SETJMP() here, because a function calling setjmp() must | |
941 * not return before the saved environment is used. | |
942 * Returns OK for normal return, FAIL when the protected code caused a | |
943 * problem and LONGJMP() was used. | |
944 */ | |
945 void | |
946 mch_startjmp() | |
947 { | |
948 #ifdef SIGHASARG | |
949 lc_signal = 0; | |
950 #endif | |
951 lc_active = TRUE; | |
952 } | |
953 | |
954 void | |
955 mch_endjmp() | |
956 { | |
957 lc_active = FALSE; | |
958 } | |
959 | |
960 void | |
961 mch_didjmp() | |
962 { | |
963 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
964 /* On FreeBSD the signal stack has to be reset after using siglongjmp(), | |
965 * otherwise catching the signal only works once. */ | |
966 init_signal_stack(); | |
967 # endif | |
968 } | |
969 #endif | |
970 | |
971 /* | |
972 * This function handles deadly signals. | |
5338 | 973 * It tries to preserve any swap files and exit properly. |
7 | 974 * (partly from Elvis). |
5338 | 975 * NOTE: Avoid unsafe functions, such as allocating memory, they can result in |
976 * a deadlock. | |
7 | 977 */ |
978 static RETSIGTYPE | |
979 deathtrap SIGDEFARG(sigarg) | |
980 { | |
981 static int entered = 0; /* count the number of times we got here. | |
982 Note: when memory has been corrupted | |
983 this may get an arbitrary value! */ | |
984 #ifdef SIGHASARG | |
985 int i; | |
986 #endif | |
987 | |
988 #if defined(HAVE_SETJMP_H) | |
989 /* | |
990 * Catch a crash in protected code. | |
991 * Restores the environment saved in lc_jump_env, which looks like | |
992 * SETJMP() returns 1. | |
993 */ | |
994 if (lc_active) | |
995 { | |
996 # if defined(SIGHASARG) | |
997 lc_signal = sigarg; | |
998 # endif | |
999 lc_active = FALSE; /* don't jump again */ | |
1000 LONGJMP(lc_jump_env, 1); | |
1001 /* NOTREACHED */ | |
1002 } | |
1003 #endif | |
1004 | |
36 | 1005 #ifdef SIGHASARG |
1530 | 1006 # ifdef SIGQUIT |
1007 /* While in mch_delay() we go to cooked mode to allow a CTRL-C to | |
1008 * interrupt us. But in cooked mode we may also get SIGQUIT, e.g., when | |
1009 * pressing CTRL-\, but we don't want Vim to exit then. */ | |
1010 if (in_mch_delay && sigarg == SIGQUIT) | |
1011 SIGRETURN; | |
1012 # endif | |
1013 | |
37 | 1014 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return |
1015 * here. This avoids that a non-reentrant function is interrupted, e.g., | |
1016 * free(). Calling free() again may then cause a crash. */ | |
1017 if (entered == 0 | |
1018 && (0 | |
1019 # ifdef SIGHUP | |
1020 || sigarg == SIGHUP | |
1021 # endif | |
1022 # ifdef SIGQUIT | |
1023 || sigarg == SIGQUIT | |
1024 # endif | |
1025 # ifdef SIGTERM | |
1026 || sigarg == SIGTERM | |
1027 # endif | |
1028 # ifdef SIGPWR | |
1029 || sigarg == SIGPWR | |
1030 # endif | |
1031 # ifdef SIGUSR1 | |
1032 || sigarg == SIGUSR1 | |
1033 # endif | |
1034 # ifdef SIGUSR2 | |
1035 || sigarg == SIGUSR2 | |
1036 # endif | |
1037 ) | |
413 | 1038 && !vim_handle_signal(sigarg)) |
36 | 1039 SIGRETURN; |
1040 #endif | |
1041 | |
7 | 1042 /* Remember how often we have been called. */ |
1043 ++entered; | |
1044 | |
1045 #ifdef FEAT_EVAL | |
1046 /* Set the v:dying variable. */ | |
1047 set_vim_var_nr(VV_DYING, (long)entered); | |
1048 #endif | |
1049 | |
180 | 1050 #ifdef HAVE_STACK_LIMIT |
7 | 1051 /* Since we are now using the signal stack, need to reset the stack |
1052 * limit. Otherwise using a regexp will fail. */ | |
1053 get_stack_limit(); | |
1054 #endif | |
1055 | |
758 | 1056 #if 0 |
1057 /* This is for opening gdb the moment Vim crashes. | |
1058 * You need to manually adjust the file name and Vim executable name. | |
1059 * Suggested by SungHyun Nam. */ | |
1060 { | |
1061 # define VI_GDB_FILE "/tmp/vimgdb" | |
1062 # define VIM_NAME "/usr/bin/vim" | |
1063 FILE *fp = fopen(VI_GDB_FILE, "w"); | |
1064 if (fp) | |
1065 { | |
1066 fprintf(fp, | |
1067 "file %s\n" | |
1068 "attach %d\n" | |
1069 "set height 1000\n" | |
1070 "bt full\n" | |
1071 , VIM_NAME, getpid()); | |
1072 fclose(fp); | |
1073 system("xterm -e gdb -x "VI_GDB_FILE); | |
1074 unlink(VI_GDB_FILE); | |
1075 } | |
1076 } | |
1077 #endif | |
1078 | |
7 | 1079 #ifdef SIGHASARG |
1080 /* try to find the name of this signal */ | |
1081 for (i = 0; signal_info[i].sig != -1; i++) | |
1082 if (sigarg == signal_info[i].sig) | |
1083 break; | |
1084 deadly_signal = sigarg; | |
1085 #endif | |
1086 | |
1087 full_screen = FALSE; /* don't write message to the GUI, it might be | |
1088 * part of the problem... */ | |
1089 /* | |
1090 * If something goes wrong after entering here, we may get here again. | |
1091 * When this happens, give a message and try to exit nicely (resetting the | |
1092 * terminal mode, etc.) | |
1093 * When this happens twice, just exit, don't even try to give a message, | |
1094 * stack may be corrupt or something weird. | |
1095 * When this still happens again (or memory was corrupted in such a way | |
1096 * that "entered" was clobbered) use _exit(), don't try freeing resources. | |
1097 */ | |
1098 if (entered >= 3) | |
1099 { | |
1100 reset_signals(); /* don't catch any signals anymore */ | |
1101 may_core_dump(); | |
1102 if (entered >= 4) | |
1103 _exit(8); | |
1104 exit(7); | |
1105 } | |
1106 if (entered == 2) | |
1107 { | |
5338 | 1108 /* No translation, it may call malloc(). */ |
1109 OUT_STR("Vim: Double signal, exiting\n"); | |
7 | 1110 out_flush(); |
1111 getout(1); | |
1112 } | |
1113 | |
5338 | 1114 /* No translation, it may call malloc(). */ |
7 | 1115 #ifdef SIGHASARG |
5338 | 1116 sprintf((char *)IObuff, "Vim: Caught deadly signal %s\n", |
7 | 1117 signal_info[i].name); |
1118 #else | |
5338 | 1119 sprintf((char *)IObuff, "Vim: Caught deadly signal\n"); |
1120 #endif | |
1121 | |
1122 /* Preserve files and exit. This sets the really_exiting flag to prevent | |
1123 * calling free(). */ | |
1124 preserve_exit(); | |
7 | 1125 |
33 | 1126 #ifdef NBDEBUG |
1127 reset_signals(); | |
1128 may_core_dump(); | |
1129 abort(); | |
1130 #endif | |
1131 | |
7 | 1132 SIGRETURN; |
1133 } | |
1134 | |
1832 | 1135 #if defined(_REENTRANT) && defined(SIGCONT) |
7 | 1136 /* |
1137 * On Solaris with multi-threading, suspending might not work immediately. | |
1138 * Catch the SIGCONT signal, which will be used as an indication whether the | |
1139 * suspending has been done or not. | |
1832 | 1140 * |
1141 * On Linux, signal is not always handled immediately either. | |
1142 * See https://bugs.launchpad.net/bugs/291373 | |
1143 * | |
2701 | 1144 * volatile because it is used in signal handler sigcont_handler(). |
7 | 1145 */ |
1832 | 1146 static volatile int sigcont_received; |
7 | 1147 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG); |
1148 | |
1149 /* | |
1150 * signal handler for SIGCONT | |
1151 */ | |
1152 static RETSIGTYPE | |
1153 sigcont_handler SIGDEFARG(sigarg) | |
1154 { | |
1155 sigcont_received = TRUE; | |
1156 SIGRETURN; | |
1157 } | |
1158 #endif | |
1159 | |
2586 | 1160 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
1161 static void loose_clipboard __ARGS((void)); | |
4230 | 1162 # ifdef USE_SYSTEM |
4209 | 1163 static void save_clipboard __ARGS((void)); |
1164 static void restore_clipboard __ARGS((void)); | |
1165 | |
1166 static void *clip_star_save = NULL; | |
1167 static void *clip_plus_save = NULL; | |
4230 | 1168 # endif |
2586 | 1169 |
1170 /* | |
1171 * Called when Vim is going to sleep or execute a shell command. | |
1172 * We can't respond to requests for the X selections. Lose them, otherwise | |
1173 * other applications will hang. But first copy the text to cut buffer 0. | |
1174 */ | |
1175 static void | |
1176 loose_clipboard() | |
1177 { | |
1178 if (clip_star.owned || clip_plus.owned) | |
1179 { | |
1180 x11_export_final_selection(); | |
1181 if (clip_star.owned) | |
1182 clip_lose_selection(&clip_star); | |
1183 if (clip_plus.owned) | |
1184 clip_lose_selection(&clip_plus); | |
1185 if (x11_display != NULL) | |
1186 XFlush(x11_display); | |
1187 } | |
1188 } | |
4209 | 1189 |
4230 | 1190 # ifdef USE_SYSTEM |
4209 | 1191 /* |
1192 * Save clipboard text to restore later. | |
1193 */ | |
1194 static void | |
1195 save_clipboard() | |
1196 { | |
1197 if (clip_star.owned) | |
1198 clip_star_save = get_register('*', TRUE); | |
1199 if (clip_plus.owned) | |
1200 clip_plus_save = get_register('+', TRUE); | |
1201 } | |
1202 | |
1203 /* | |
1204 * Restore clipboard text if no one own the X selection. | |
1205 */ | |
1206 static void | |
1207 restore_clipboard() | |
1208 { | |
1209 if (clip_star_save != NULL) | |
1210 { | |
1211 if (!clip_gen_owner_exists(&clip_star)) | |
1212 put_register('*', clip_star_save); | |
1213 else | |
1214 free_register(clip_star_save); | |
1215 clip_star_save = NULL; | |
1216 } | |
1217 if (clip_plus_save != NULL) | |
1218 { | |
1219 if (!clip_gen_owner_exists(&clip_plus)) | |
1220 put_register('+', clip_plus_save); | |
1221 else | |
1222 free_register(clip_plus_save); | |
1223 clip_plus_save = NULL; | |
1224 } | |
1225 } | |
4230 | 1226 # endif |
2586 | 1227 #endif |
1228 | |
7 | 1229 /* |
1230 * If the machine has job control, use it to suspend the program, | |
1231 * otherwise fake it by starting a new shell. | |
1232 */ | |
1233 void | |
1234 mch_suspend() | |
1235 { | |
1236 /* BeOS does have SIGTSTP, but it doesn't work. */ | |
1237 #if defined(SIGTSTP) && !defined(__BEOS__) | |
1238 out_flush(); /* needed to make cursor visible on some systems */ | |
1239 settmode(TMODE_COOK); | |
1240 out_flush(); /* needed to disable mouse on some systems */ | |
1241 | |
1242 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) | |
2586 | 1243 loose_clipboard(); |
7 | 1244 # endif |
1245 | |
1832 | 1246 # if defined(_REENTRANT) && defined(SIGCONT) |
7 | 1247 sigcont_received = FALSE; |
1248 # endif | |
1249 kill(0, SIGTSTP); /* send ourselves a STOP signal */ | |
1832 | 1250 # if defined(_REENTRANT) && defined(SIGCONT) |
1251 /* | |
1252 * Wait for the SIGCONT signal to be handled. It generally happens | |
1253 * immediately, but somehow not all the time. Do not call pause() | |
1254 * because there would be race condition which would hang Vim if | |
1255 * signal happened in between the test of sigcont_received and the | |
1256 * call to pause(). If signal is not yet received, call sleep(0) | |
1257 * to just yield CPU. Signal should then be received. If somehow | |
1258 * it's still not received, sleep 1, 2, 3 ms. Don't bother waiting | |
1259 * further if signal is not received after 1+2+3+4 ms (not expected | |
1260 * to happen). | |
1261 */ | |
1262 { | |
1932 | 1263 long wait_time; |
1264 for (wait_time = 0; !sigcont_received && wait_time <= 3L; wait_time++) | |
1832 | 1265 /* Loop is not entered most of the time */ |
1932 | 1266 mch_delay(wait_time, FALSE); |
1832 | 1267 } |
7 | 1268 # endif |
1269 | |
1270 # ifdef FEAT_TITLE | |
1271 /* | |
1272 * Set oldtitle to NULL, so the current title is obtained again. | |
1273 */ | |
1274 vim_free(oldtitle); | |
1275 oldtitle = NULL; | |
1276 # endif | |
1277 settmode(TMODE_RAW); | |
1278 need_check_timestamps = TRUE; | |
1279 did_check_timestamps = FALSE; | |
1280 #else | |
1281 suspend_shell(); | |
1282 #endif | |
1283 } | |
1284 | |
1285 void | |
1286 mch_init() | |
1287 { | |
1288 Columns = 80; | |
1289 Rows = 24; | |
1290 | |
1291 out_flush(); | |
1292 set_signals(); | |
167 | 1293 |
765 | 1294 #ifdef MACOS_CONVERT |
167 | 1295 mac_conv_init(); |
1296 #endif | |
4168 | 1297 #ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
1298 win_clip_init(); | |
1299 #endif | |
7 | 1300 } |
1301 | |
1302 static void | |
1303 set_signals() | |
1304 { | |
1305 #if defined(SIGWINCH) | |
1306 /* | |
1307 * WINDOW CHANGE signal is handled with sig_winch(). | |
1308 */ | |
1309 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
1310 #endif | |
1311 | |
1312 /* | |
1313 * We want the STOP signal to work, to make mch_suspend() work. | |
1314 * For "rvim" the STOP signal is ignored. | |
1315 */ | |
1316 #ifdef SIGTSTP | |
1317 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); | |
1318 #endif | |
1832 | 1319 #if defined(_REENTRANT) && defined(SIGCONT) |
7 | 1320 signal(SIGCONT, sigcont_handler); |
1321 #endif | |
1322 | |
1323 /* | |
1324 * We want to ignore breaking of PIPEs. | |
1325 */ | |
1326 #ifdef SIGPIPE | |
1327 signal(SIGPIPE, SIG_IGN); | |
1328 #endif | |
1329 | |
1330 #ifdef SIGINT | |
167 | 1331 catch_int_signal(); |
7 | 1332 #endif |
1333 | |
1334 /* | |
1335 * Ignore alarm signals (Perl's alarm() generates it). | |
1336 */ | |
1337 #ifdef SIGALRM | |
1338 signal(SIGALRM, SIG_IGN); | |
1339 #endif | |
1340 | |
1341 /* | |
1342 * Catch SIGPWR (power failure?) to preserve the swap files, so that no | |
1343 * work will be lost. | |
1344 */ | |
1345 #ifdef SIGPWR | |
1346 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
1347 #endif | |
1348 | |
1349 /* | |
1350 * Arrange for other signals to gracefully shutdown Vim. | |
1351 */ | |
1352 catch_signals(deathtrap, SIG_ERR); | |
1353 | |
1354 #if defined(FEAT_GUI) && defined(SIGHUP) | |
1355 /* | |
1356 * When the GUI is running, ignore the hangup signal. | |
1357 */ | |
1358 if (gui.in_use) | |
1359 signal(SIGHUP, SIG_IGN); | |
1360 #endif | |
1361 } | |
1362 | |
167 | 1363 #if defined(SIGINT) || defined(PROTO) |
1364 /* | |
1365 * Catch CTRL-C (only works while in Cooked mode). | |
1366 */ | |
1367 static void | |
1368 catch_int_signal() | |
1369 { | |
1370 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
1371 } | |
1372 #endif | |
1373 | |
7 | 1374 void |
1375 reset_signals() | |
1376 { | |
1377 catch_signals(SIG_DFL, SIG_DFL); | |
1832 | 1378 #if defined(_REENTRANT) && defined(SIGCONT) |
7 | 1379 /* SIGCONT isn't in the list, because its default action is ignore */ |
1380 signal(SIGCONT, SIG_DFL); | |
1381 #endif | |
1382 } | |
1383 | |
1384 static void | |
1385 catch_signals(func_deadly, func_other) | |
1386 RETSIGTYPE (*func_deadly)(); | |
1387 RETSIGTYPE (*func_other)(); | |
1388 { | |
1389 int i; | |
1390 | |
1391 for (i = 0; signal_info[i].sig != -1; i++) | |
1392 if (signal_info[i].deadly) | |
1393 { | |
1394 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION) | |
1395 struct sigaction sa; | |
1396 | |
1397 /* Setup to use the alternate stack for the signal function. */ | |
1398 sa.sa_handler = func_deadly; | |
1399 sigemptyset(&sa.sa_mask); | |
1400 # if defined(__linux__) && defined(_REENTRANT) | |
1401 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in | |
1402 * thread handling in combination with using the alternate stack: | |
1403 * pthread library functions try to use the stack pointer to | |
1404 * identify the current thread, causing a SEGV signal, which | |
1405 * recursively calls deathtrap() and hangs. */ | |
1406 sa.sa_flags = 0; | |
1407 # else | |
1408 sa.sa_flags = SA_ONSTACK; | |
1409 # endif | |
1410 sigaction(signal_info[i].sig, &sa, NULL); | |
1411 #else | |
1412 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC) | |
1413 struct sigvec sv; | |
1414 | |
1415 /* Setup to use the alternate stack for the signal function. */ | |
1416 sv.sv_handler = func_deadly; | |
1417 sv.sv_mask = 0; | |
1418 sv.sv_flags = SV_ONSTACK; | |
1419 sigvec(signal_info[i].sig, &sv, NULL); | |
1420 # else | |
1421 signal(signal_info[i].sig, func_deadly); | |
1422 # endif | |
1423 #endif | |
1424 } | |
1425 else if (func_other != SIG_ERR) | |
1426 signal(signal_info[i].sig, func_other); | |
1427 } | |
1428 | |
1429 /* | |
37 | 1430 * Handling of SIGHUP, SIGQUIT and SIGTERM: |
1146 | 1431 * "when" == a signal: when busy, postpone and return FALSE, otherwise |
1432 * return TRUE | |
1433 * "when" == SIGNAL_BLOCK: Going to be busy, block signals | |
1434 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed | |
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1435 * signal |
36 | 1436 * Returns TRUE when Vim should exit. |
1437 */ | |
1438 int | |
413 | 1439 vim_handle_signal(sig) |
37 | 1440 int sig; |
36 | 1441 { |
37 | 1442 static int got_signal = 0; |
1443 static int blocked = TRUE; | |
1444 | |
1445 switch (sig) | |
36 | 1446 { |
37 | 1447 case SIGNAL_BLOCK: blocked = TRUE; |
1448 break; | |
1449 | |
1450 case SIGNAL_UNBLOCK: blocked = FALSE; | |
1451 if (got_signal != 0) | |
1452 { | |
1453 kill(getpid(), got_signal); | |
1454 got_signal = 0; | |
1455 } | |
1456 break; | |
1457 | |
1458 default: if (!blocked) | |
36 | 1459 return TRUE; /* exit! */ |
37 | 1460 got_signal = sig; |
1461 #ifdef SIGPWR | |
1462 if (sig != SIGPWR) | |
1463 #endif | |
1464 got_int = TRUE; /* break any loops */ | |
36 | 1465 break; |
1466 } | |
1467 return FALSE; | |
1468 } | |
1469 | |
1470 /* | |
7 | 1471 * Check_win checks whether we have an interactive stdout. |
1472 */ | |
1473 int | |
1474 mch_check_win(argc, argv) | |
1877 | 1475 int argc UNUSED; |
1476 char **argv UNUSED; | |
7 | 1477 { |
1478 #ifdef OS2 | |
1479 /* | |
1480 * Store argv[0], may be used for $VIM. Only use it if it is an absolute | |
1481 * name, mostly it's just "vim" and found in the path, which is unusable. | |
1482 */ | |
1483 if (mch_isFullName(argv[0])) | |
1484 exe_name = vim_strsave((char_u *)argv[0]); | |
1485 #endif | |
1486 if (isatty(1)) | |
1487 return OK; | |
1488 return FAIL; | |
1489 } | |
1490 | |
1491 /* | |
1492 * Return TRUE if the input comes from a terminal, FALSE otherwise. | |
1493 */ | |
1494 int | |
1495 mch_input_isatty() | |
1496 { | |
1497 if (isatty(read_cmd_fd)) | |
1498 return TRUE; | |
1499 return FALSE; | |
1500 } | |
1501 | |
1502 #ifdef FEAT_X11 | |
1503 | |
1504 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \ | |
1505 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)) | |
1506 | |
1507 static void xopen_message __ARGS((struct timeval *tvp)); | |
1508 | |
1509 /* | |
1510 * Give a message about the elapsed time for opening the X window. | |
1511 */ | |
1512 static void | |
1513 xopen_message(tvp) | |
1514 struct timeval *tvp; /* must contain start time */ | |
1515 { | |
1516 struct timeval end_tv; | |
1517 | |
1518 /* Compute elapsed time. */ | |
1519 gettimeofday(&end_tv, NULL); | |
1520 smsg((char_u *)_("Opening the X display took %ld msec"), | |
1521 (end_tv.tv_sec - tvp->tv_sec) * 1000L | |
273 | 1522 + (end_tv.tv_usec - tvp->tv_usec) / 1000L); |
7 | 1523 } |
1524 # endif | |
1525 #endif | |
1526 | |
1527 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD)) | |
1528 /* | |
1529 * A few functions shared by X11 title and clipboard code. | |
1530 */ | |
1531 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event)); | |
1532 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event)); | |
1533 static int x_connect_to_server __ARGS((void)); | |
1534 static int test_x11_window __ARGS((Display *dpy)); | |
1535 | |
1536 static int got_x_error = FALSE; | |
1537 | |
1538 /* | |
1539 * X Error handler, otherwise X just exits! (very rude) -- webb | |
1540 */ | |
1541 static int | |
1542 x_error_handler(dpy, error_event) | |
1543 Display *dpy; | |
1544 XErrorEvent *error_event; | |
1545 { | |
42 | 1546 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE); |
7 | 1547 STRCAT(IObuff, _("\nVim: Got X error\n")); |
1548 | |
1549 /* We cannot print a message and continue, because no X calls are allowed | |
1550 * here (causes my system to hang). Silently continuing might be an | |
1551 * alternative... */ | |
1552 preserve_exit(); /* preserve files and exit */ | |
1553 | |
1554 return 0; /* NOTREACHED */ | |
1555 } | |
1556 | |
1557 /* | |
1558 * Another X Error handler, just used to check for errors. | |
1559 */ | |
1560 static int | |
1561 x_error_check(dpy, error_event) | |
1883 | 1562 Display *dpy UNUSED; |
1563 XErrorEvent *error_event UNUSED; | |
7 | 1564 { |
1565 got_x_error = TRUE; | |
1566 return 0; | |
1567 } | |
1568 | |
1569 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) | |
1570 # if defined(HAVE_SETJMP_H) | |
1571 /* | |
1572 * An X IO Error handler, used to catch error while opening the display. | |
1573 */ | |
1574 static int x_IOerror_check __ARGS((Display *dpy)); | |
1575 | |
1576 static int | |
1577 x_IOerror_check(dpy) | |
1883 | 1578 Display *dpy UNUSED; |
7 | 1579 { |
1580 /* This function should not return, it causes exit(). Longjump instead. */ | |
1581 LONGJMP(lc_jump_env, 1); | |
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1582 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
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1583 return 0; /* avoid the compiler complains about missing return value */ |
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|
1584 # endif |
7 | 1585 } |
1586 # endif | |
1587 | |
1588 /* | |
1589 * An X IO Error handler, used to catch terminal errors. | |
1590 */ | |
1591 static int x_IOerror_handler __ARGS((Display *dpy)); | |
6383 | 1592 static void may_restore_clipboard __ARGS((void)); |
1593 static int xterm_dpy_was_reset = FALSE; | |
7 | 1594 |
1595 static int | |
1596 x_IOerror_handler(dpy) | |
1883 | 1597 Display *dpy UNUSED; |
7 | 1598 { |
1599 xterm_dpy = NULL; | |
6383 | 1600 xterm_dpy_was_reset = TRUE; |
7 | 1601 x11_window = 0; |
1602 x11_display = NULL; | |
1603 xterm_Shell = (Widget)0; | |
1604 | |
1605 /* This function should not return, it causes exit(). Longjump instead. */ | |
1606 LONGJMP(x_jump_env, 1); | |
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1607 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
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1608 return 0; /* avoid the compiler complains about missing return value */ |
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1609 # endif |
7 | 1610 } |
6383 | 1611 |
1612 /* | |
1613 * If the X11 connection was lost try to restore it. | |
1614 * Helps when the X11 server was stopped and restarted while Vim was inactive | |
6448 | 1615 * (e.g. through tmux). |
6383 | 1616 */ |
1617 static void | |
1618 may_restore_clipboard() | |
1619 { | |
1620 if (xterm_dpy_was_reset) | |
1621 { | |
1622 xterm_dpy_was_reset = FALSE; | |
6458 | 1623 |
1624 # ifndef LESSTIF_VERSION | |
1625 /* This has been reported to avoid Vim getting stuck. */ | |
1626 if (app_context != (XtAppContext)NULL) | |
1627 { | |
1628 XtDestroyApplicationContext(app_context); | |
1629 app_context = (XtAppContext)NULL; | |
1630 x11_display = NULL; /* freed by XtDestroyApplicationContext() */ | |
1631 } | |
1632 # endif | |
1633 | |
6383 | 1634 setup_term_clip(); |
1635 get_x11_title(FALSE); | |
1636 } | |
1637 } | |
7 | 1638 #endif |
1639 | |
1640 /* | |
1641 * Return TRUE when connection to the X server is desired. | |
1642 */ | |
1643 static int | |
1644 x_connect_to_server() | |
1645 { | |
1646 #if defined(FEAT_CLIENTSERVER) | |
1647 if (x_force_connect) | |
1648 return TRUE; | |
1649 #endif | |
1650 if (x_no_connect) | |
1651 return FALSE; | |
1652 | |
1653 /* Check for a match with "exclude:" from 'clipboard'. */ | |
1654 if (clip_exclude_prog != NULL) | |
1655 { | |
6375 | 1656 if (vim_regexec_prog(&clip_exclude_prog, FALSE, T_NAME, (colnr_T)0)) |
7 | 1657 return FALSE; |
1658 } | |
1659 return TRUE; | |
1660 } | |
1661 | |
1662 /* | |
1663 * Test if "dpy" and x11_window are valid by getting the window title. | |
1664 * I don't actually want it yet, so there may be a simpler call to use, but | |
1665 * this will cause the error handler x_error_check() to be called if anything | |
1666 * is wrong, such as the window pointer being invalid (as can happen when the | |
1667 * user changes his DISPLAY, but not his WINDOWID) -- webb | |
1668 */ | |
1669 static int | |
1670 test_x11_window(dpy) | |
1671 Display *dpy; | |
1672 { | |
1673 int (*old_handler)(); | |
1674 XTextProperty text_prop; | |
1675 | |
1676 old_handler = XSetErrorHandler(x_error_check); | |
1677 got_x_error = FALSE; | |
1678 if (XGetWMName(dpy, x11_window, &text_prop)) | |
1679 XFree((void *)text_prop.value); | |
1680 XSync(dpy, False); | |
1681 (void)XSetErrorHandler(old_handler); | |
1682 | |
1683 if (p_verbose > 0 && got_x_error) | |
292 | 1684 verb_msg((char_u *)_("Testing the X display failed")); |
7 | 1685 |
1686 return (got_x_error ? FAIL : OK); | |
1687 } | |
1688 #endif | |
1689 | |
1690 #ifdef FEAT_TITLE | |
1691 | |
1692 #ifdef FEAT_X11 | |
1693 | |
1694 static int get_x11_thing __ARGS((int get_title, int test_only)); | |
1695 | |
1696 /* | |
1697 * try to get x11 window and display | |
1698 * | |
1699 * return FAIL for failure, OK otherwise | |
1700 */ | |
1701 static int | |
1702 get_x11_windis() | |
1703 { | |
1704 char *winid; | |
1705 static int result = -1; | |
1706 #define XD_NONE 0 /* x11_display not set here */ | |
1707 #define XD_HERE 1 /* x11_display opened here */ | |
1708 #define XD_GUI 2 /* x11_display used from gui.dpy */ | |
1709 #define XD_XTERM 3 /* x11_display used from xterm_dpy */ | |
1710 static int x11_display_from = XD_NONE; | |
1711 static int did_set_error_handler = FALSE; | |
1712 | |
1713 if (!did_set_error_handler) | |
1714 { | |
1715 /* X just exits if it finds an error otherwise! */ | |
1716 (void)XSetErrorHandler(x_error_handler); | |
1717 did_set_error_handler = TRUE; | |
1718 } | |
1719 | |
574 | 1720 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) |
7 | 1721 if (gui.in_use) |
1722 { | |
1723 /* | |
1724 * If the X11 display was opened here before, for the window where Vim | |
1725 * was started, close that one now to avoid a memory leak. | |
1726 */ | |
1727 if (x11_display_from == XD_HERE && x11_display != NULL) | |
1728 { | |
1729 XCloseDisplay(x11_display); | |
1730 x11_display_from = XD_NONE; | |
1731 } | |
1732 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) | |
1733 { | |
1734 x11_display_from = XD_GUI; | |
1735 return OK; | |
1736 } | |
1737 x11_display = NULL; | |
1738 return FAIL; | |
1739 } | |
1740 else if (x11_display_from == XD_GUI) | |
1741 { | |
1742 /* GUI must have stopped somehow, clear x11_display */ | |
1743 x11_window = 0; | |
1744 x11_display = NULL; | |
1745 x11_display_from = XD_NONE; | |
1746 } | |
1747 #endif | |
1748 | |
1749 /* When started with the "-X" argument, don't try connecting. */ | |
1750 if (!x_connect_to_server()) | |
1751 return FAIL; | |
1752 | |
1753 /* | |
1754 * If WINDOWID not set, should try another method to find out | |
1755 * what the current window number is. The only code I know for | |
1756 * this is very complicated. | |
1757 * We assume that zero is invalid for WINDOWID. | |
1758 */ | |
1759 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL) | |
1760 x11_window = (Window)atol(winid); | |
1761 | |
1762 #ifdef FEAT_XCLIPBOARD | |
1763 if (xterm_dpy != NULL && x11_window != 0) | |
1764 { | |
1450 | 1765 /* We may have checked it already, but Gnome terminal can move us to |
1766 * another window, so we need to check every time. */ | |
1767 if (x11_display_from != XD_XTERM) | |
1768 { | |
1769 /* | |
1770 * If the X11 display was opened here before, for the window where | |
1771 * Vim was started, close that one now to avoid a memory leak. | |
1772 */ | |
1773 if (x11_display_from == XD_HERE && x11_display != NULL) | |
1774 XCloseDisplay(x11_display); | |
1775 x11_display = xterm_dpy; | |
1776 x11_display_from = XD_XTERM; | |
1777 } | |
7 | 1778 if (test_x11_window(x11_display) == FAIL) |
1779 { | |
1780 /* probably bad $WINDOWID */ | |
1781 x11_window = 0; | |
1782 x11_display = NULL; | |
1783 x11_display_from = XD_NONE; | |
1784 return FAIL; | |
1785 } | |
1786 return OK; | |
1787 } | |
1788 #endif | |
1789 | |
1790 if (x11_window == 0 || x11_display == NULL) | |
1791 result = -1; | |
1792 | |
1793 if (result != -1) /* Have already been here and set this */ | |
1794 return result; /* Don't do all these X calls again */ | |
1795 | |
1796 if (x11_window != 0 && x11_display == NULL) | |
1797 { | |
1798 #ifdef SET_SIG_ALARM | |
1799 RETSIGTYPE (*sig_save)(); | |
1800 #endif | |
1801 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
1802 struct timeval start_tv; | |
1803 | |
1804 if (p_verbose > 0) | |
1805 gettimeofday(&start_tv, NULL); | |
1806 #endif | |
1807 | |
1808 #ifdef SET_SIG_ALARM | |
1809 /* | |
1810 * Opening the Display may hang if the DISPLAY setting is wrong, or | |
1811 * the network connection is bad. Set an alarm timer to get out. | |
1812 */ | |
1813 sig_alarm_called = FALSE; | |
1814 sig_save = (RETSIGTYPE (*)())signal(SIGALRM, | |
1815 (RETSIGTYPE (*)())sig_alarm); | |
1816 alarm(2); | |
1817 #endif | |
1818 x11_display = XOpenDisplay(NULL); | |
1819 | |
1820 #ifdef SET_SIG_ALARM | |
1821 alarm(0); | |
1822 signal(SIGALRM, (RETSIGTYPE (*)())sig_save); | |
1823 if (p_verbose > 0 && sig_alarm_called) | |
292 | 1824 verb_msg((char_u *)_("Opening the X display timed out")); |
7 | 1825 #endif |
1826 if (x11_display != NULL) | |
1827 { | |
1828 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
1829 if (p_verbose > 0) | |
292 | 1830 { |
1831 verbose_enter(); | |
7 | 1832 xopen_message(&start_tv); |
292 | 1833 verbose_leave(); |
1834 } | |
7 | 1835 # endif |
1836 if (test_x11_window(x11_display) == FAIL) | |
1837 { | |
1838 /* Maybe window id is bad */ | |
1839 x11_window = 0; | |
1840 XCloseDisplay(x11_display); | |
1841 x11_display = NULL; | |
1842 } | |
1843 else | |
1844 x11_display_from = XD_HERE; | |
1845 } | |
1846 } | |
1847 if (x11_window == 0 || x11_display == NULL) | |
1848 return (result = FAIL); | |
2609 | 1849 |
1850 # ifdef FEAT_EVAL | |
1851 set_vim_var_nr(VV_WINDOWID, (long)x11_window); | |
1852 # endif | |
1853 | |
7 | 1854 return (result = OK); |
1855 } | |
1856 | |
1857 /* | |
1858 * Determine original x11 Window Title | |
1859 */ | |
1860 static int | |
1861 get_x11_title(test_only) | |
1862 int test_only; | |
1863 { | |
32 | 1864 return get_x11_thing(TRUE, test_only); |
7 | 1865 } |
1866 | |
1867 /* | |
1868 * Determine original x11 Window icon | |
1869 */ | |
1870 static int | |
1871 get_x11_icon(test_only) | |
1872 int test_only; | |
1873 { | |
1874 int retval = FALSE; | |
1875 | |
1876 retval = get_x11_thing(FALSE, test_only); | |
1877 | |
1878 /* could not get old icon, use terminal name */ | |
1879 if (oldicon == NULL && !test_only) | |
1880 { | |
1881 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
1940 | 1882 oldicon = vim_strsave(T_NAME + 8); |
7 | 1883 else |
1940 | 1884 oldicon = vim_strsave(T_NAME); |
7 | 1885 } |
1886 | |
1887 return retval; | |
1888 } | |
1889 | |
1890 static int | |
1891 get_x11_thing(get_title, test_only) | |
1892 int get_title; /* get title string */ | |
1893 int test_only; | |
1894 { | |
1895 XTextProperty text_prop; | |
1896 int retval = FALSE; | |
1897 Status status; | |
1898 | |
1899 if (get_x11_windis() == OK) | |
1900 { | |
1901 /* Get window/icon name if any */ | |
1902 if (get_title) | |
1903 status = XGetWMName(x11_display, x11_window, &text_prop); | |
1904 else | |
1905 status = XGetWMIconName(x11_display, x11_window, &text_prop); | |
1906 | |
1907 /* | |
1908 * If terminal is xterm, then x11_window may be a child window of the | |
1909 * outer xterm window that actually contains the window/icon name, so | |
1910 * keep traversing up the tree until a window with a title/icon is | |
1911 * found. | |
1912 */ | |
1913 /* Previously this was only done for xterm and alikes. I don't see a | |
1914 * reason why it would fail for other terminal emulators. | |
1915 * if (term_is_xterm) */ | |
1916 { | |
1917 Window root; | |
1918 Window parent; | |
1919 Window win = x11_window; | |
1920 Window *children; | |
1921 unsigned int num_children; | |
1922 | |
1923 while (!status || text_prop.value == NULL) | |
1924 { | |
1925 if (!XQueryTree(x11_display, win, &root, &parent, &children, | |
1926 &num_children)) | |
1927 break; | |
1928 if (children) | |
1929 XFree((void *)children); | |
1930 if (parent == root || parent == 0) | |
1931 break; | |
1932 | |
1933 win = parent; | |
1934 if (get_title) | |
1935 status = XGetWMName(x11_display, win, &text_prop); | |
1936 else | |
1937 status = XGetWMIconName(x11_display, win, &text_prop); | |
1938 } | |
1939 } | |
1940 if (status && text_prop.value != NULL) | |
1941 { | |
1942 retval = TRUE; | |
1943 if (!test_only) | |
1944 { | |
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1945 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
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1946 if (text_prop.encoding == XA_STRING |
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1947 # ifdef FEAT_MBYTE |
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1948 && !has_mbyte |
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1949 # endif |
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1950 ) |
7 | 1951 { |
1952 #endif | |
1953 if (get_title) | |
1954 oldtitle = vim_strsave((char_u *)text_prop.value); | |
1955 else | |
1956 oldicon = vim_strsave((char_u *)text_prop.value); | |
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1957 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
7 | 1958 } |
1959 else | |
1960 { | |
1961 char **cl; | |
1962 Status transform_status; | |
1963 int n = 0; | |
1964 | |
1965 transform_status = XmbTextPropertyToTextList(x11_display, | |
1966 &text_prop, | |
1967 &cl, &n); | |
1968 if (transform_status >= Success && n > 0 && cl[0]) | |
1969 { | |
1970 if (get_title) | |
1971 oldtitle = vim_strsave((char_u *) cl[0]); | |
1972 else | |
1973 oldicon = vim_strsave((char_u *) cl[0]); | |
1974 XFreeStringList(cl); | |
1975 } | |
1976 else | |
1977 { | |
1978 if (get_title) | |
1979 oldtitle = vim_strsave((char_u *)text_prop.value); | |
1980 else | |
1981 oldicon = vim_strsave((char_u *)text_prop.value); | |
1982 } | |
1983 } | |
1984 #endif | |
1985 } | |
1986 XFree((void *)text_prop.value); | |
1987 } | |
1988 } | |
1989 return retval; | |
1990 } | |
1991 | |
6282 | 1992 /* Xutf8 functions are not avaialble on older systems. Note that on some |
1993 * systems X_HAVE_UTF8_STRING may be defined in a header file but | |
1994 * Xutf8SetWMProperties() is not in the X11 library. Configure checks for | |
1995 * that and defines HAVE_XUTF8SETWMPROPERTIES. */ | |
7 | 1996 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE) |
6282 | 1997 # if X_HAVE_UTF8_STRING && HAVE_XUTF8SETWMPROPERTIES |
7 | 1998 # define USE_UTF8_STRING |
1999 # endif | |
2000 #endif | |
2001 | |
2002 /* | |
2003 * Set x11 Window Title | |
2004 * | |
2005 * get_x11_windis() must be called before this and have returned OK | |
2006 */ | |
2007 static void | |
2008 set_x11_title(title) | |
2009 char_u *title; | |
2010 { | |
2011 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING | |
2012 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't | |
2013 * supported everywhere and STRING doesn't work for multi-byte titles. | |
2014 */ | |
2015 #ifdef USE_UTF8_STRING | |
2016 if (enc_utf8) | |
2017 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title, | |
2018 NULL, NULL, 0, NULL, NULL, NULL); | |
2019 else | |
2020 #endif | |
2021 { | |
2022 #if XtSpecificationRelease >= 4 | |
2023 # ifdef FEAT_XFONTSET | |
2024 XmbSetWMProperties(x11_display, x11_window, (const char *)title, | |
2025 NULL, NULL, 0, NULL, NULL, NULL); | |
2026 # else | |
2027 XTextProperty text_prop; | |
129 | 2028 char *c_title = (char *)title; |
7 | 2029 |
2030 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */ | |
129 | 2031 (void)XStringListToTextProperty(&c_title, 1, &text_prop); |
7 | 2032 XSetWMProperties(x11_display, x11_window, &text_prop, |
2033 NULL, NULL, 0, NULL, NULL, NULL); | |
2034 # endif | |
2035 #else | |
2036 XStoreName(x11_display, x11_window, (char *)title); | |
2037 #endif | |
2038 } | |
2039 XFlush(x11_display); | |
2040 } | |
2041 | |
2042 /* | |
2043 * Set x11 Window icon | |
2044 * | |
2045 * get_x11_windis() must be called before this and have returned OK | |
2046 */ | |
2047 static void | |
2048 set_x11_icon(icon) | |
2049 char_u *icon; | |
2050 { | |
2051 /* See above for comments about using X*SetWMProperties(). */ | |
2052 #ifdef USE_UTF8_STRING | |
2053 if (enc_utf8) | |
2054 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
2055 NULL, 0, NULL, NULL, NULL); | |
2056 else | |
2057 #endif | |
2058 { | |
2059 #if XtSpecificationRelease >= 4 | |
2060 # ifdef FEAT_XFONTSET | |
2061 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
2062 NULL, 0, NULL, NULL, NULL); | |
2063 # else | |
2064 XTextProperty text_prop; | |
129 | 2065 char *c_icon = (char *)icon; |
2066 | |
2067 (void)XStringListToTextProperty(&c_icon, 1, &text_prop); | |
7 | 2068 XSetWMProperties(x11_display, x11_window, NULL, &text_prop, |
2069 NULL, 0, NULL, NULL, NULL); | |
2070 # endif | |
2071 #else | |
2072 XSetIconName(x11_display, x11_window, (char *)icon); | |
2073 #endif | |
2074 } | |
2075 XFlush(x11_display); | |
2076 } | |
2077 | |
2078 #else /* FEAT_X11 */ | |
2079 | |
2080 static int | |
2081 get_x11_title(test_only) | |
1883 | 2082 int test_only UNUSED; |
7 | 2083 { |
2084 return FALSE; | |
2085 } | |
2086 | |
2087 static int | |
2088 get_x11_icon(test_only) | |
2089 int test_only; | |
2090 { | |
2091 if (!test_only) | |
2092 { | |
2093 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
1940 | 2094 oldicon = vim_strsave(T_NAME + 8); |
7 | 2095 else |
1940 | 2096 oldicon = vim_strsave(T_NAME); |
7 | 2097 } |
2098 return FALSE; | |
2099 } | |
2100 | |
2101 #endif /* FEAT_X11 */ | |
2102 | |
2103 int | |
2104 mch_can_restore_title() | |
2105 { | |
2106 return get_x11_title(TRUE); | |
2107 } | |
2108 | |
2109 int | |
2110 mch_can_restore_icon() | |
2111 { | |
2112 return get_x11_icon(TRUE); | |
2113 } | |
2114 | |
2115 /* | |
2116 * Set the window title and icon. | |
2117 */ | |
2118 void | |
2119 mch_settitle(title, icon) | |
2120 char_u *title; | |
2121 char_u *icon; | |
2122 { | |
2123 int type = 0; | |
2124 static int recursive = 0; | |
2125 | |
2126 if (T_NAME == NULL) /* no terminal name (yet) */ | |
2127 return; | |
2128 if (title == NULL && icon == NULL) /* nothing to do */ | |
2129 return; | |
2130 | |
2131 /* When one of the X11 functions causes a deadly signal, we get here again | |
2132 * recursively. Avoid hanging then (something is probably locked). */ | |
2133 if (recursive) | |
2134 return; | |
2135 ++recursive; | |
2136 | |
2137 /* | |
2138 * if the window ID and the display is known, we may use X11 calls | |
2139 */ | |
2140 #ifdef FEAT_X11 | |
2141 if (get_x11_windis() == OK) | |
2142 type = 1; | |
2143 #else | |
2144 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK) | |
2145 if (gui.in_use) | |
2146 type = 1; | |
2147 # endif | |
2148 #endif | |
2149 | |
2150 /* | |
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2151 * Note: if "t_ts" is set, title is set with escape sequence rather |
7 | 2152 * than x11 calls, because the x11 calls don't always work |
2153 */ | |
2154 if ((type || *T_TS != NUL) && title != NULL) | |
2155 { | |
2156 if (oldtitle == NULL | |
2157 #ifdef FEAT_GUI | |
2158 && !gui.in_use | |
2159 #endif | |
2160 ) /* first call but not in GUI, save title */ | |
2161 (void)get_x11_title(FALSE); | |
2162 | |
2163 if (*T_TS != NUL) /* it's OK if t_fs is empty */ | |
2164 term_settitle(title); | |
2165 #ifdef FEAT_X11 | |
2166 else | |
2167 # ifdef FEAT_GUI_GTK | |
2168 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
2169 # endif | |
2170 set_x11_title(title); /* x11 */ | |
2171 #endif | |
64 | 2172 #if defined(FEAT_GUI_GTK) \ |
7 | 2173 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) |
2174 else | |
2175 gui_mch_settitle(title, icon); | |
2176 #endif | |
2177 did_set_title = TRUE; | |
2178 } | |
2179 | |
2180 if ((type || *T_CIS != NUL) && icon != NULL) | |
2181 { | |
2182 if (oldicon == NULL | |
2183 #ifdef FEAT_GUI | |
2184 && !gui.in_use | |
2185 #endif | |
2186 ) /* first call, save icon */ | |
2187 get_x11_icon(FALSE); | |
2188 | |
2189 if (*T_CIS != NUL) | |
2190 { | |
2191 out_str(T_CIS); /* set icon start */ | |
2192 out_str_nf(icon); | |
2193 out_str(T_CIE); /* set icon end */ | |
2194 out_flush(); | |
2195 } | |
2196 #ifdef FEAT_X11 | |
2197 else | |
2198 # ifdef FEAT_GUI_GTK | |
2199 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
2200 # endif | |
2201 set_x11_icon(icon); /* x11 */ | |
2202 #endif | |
2203 did_set_icon = TRUE; | |
2204 } | |
2205 --recursive; | |
2206 } | |
2207 | |
2208 /* | |
2209 * Restore the window/icon title. | |
2210 * "which" is one of: | |
2211 * 1 only restore title | |
2212 * 2 only restore icon | |
2213 * 3 restore title and icon | |
2214 */ | |
2215 void | |
2216 mch_restore_title(which) | |
2217 int which; | |
2218 { | |
2219 /* only restore the title or icon when it has been set */ | |
2220 mch_settitle(((which & 1) && did_set_title) ? | |
2221 (oldtitle ? oldtitle : p_titleold) : NULL, | |
2222 ((which & 2) && did_set_icon) ? oldicon : NULL); | |
2223 } | |
2224 | |
2225 #endif /* FEAT_TITLE */ | |
2226 | |
2227 /* | |
2228 * Return TRUE if "name" looks like some xterm name. | |
158 | 2229 * Seiichi Sato mentioned that "mlterm" works like xterm. |
7 | 2230 */ |
2231 int | |
2232 vim_is_xterm(name) | |
2233 char_u *name; | |
2234 { | |
2235 if (name == NULL) | |
2236 return FALSE; | |
2237 return (STRNICMP(name, "xterm", 5) == 0 | |
2238 || STRNICMP(name, "nxterm", 6) == 0 | |
2239 || STRNICMP(name, "kterm", 5) == 0 | |
158 | 2240 || STRNICMP(name, "mlterm", 6) == 0 |
7 | 2241 || STRNICMP(name, "rxvt", 4) == 0 |
2242 || STRCMP(name, "builtin_xterm") == 0); | |
2243 } | |
2244 | |
1620 | 2245 #if defined(FEAT_MOUSE_XTERM) || defined(PROTO) |
2246 /* | |
2247 * Return TRUE if "name" appears to be that of a terminal | |
2248 * known to support the xterm-style mouse protocol. | |
2249 * Relies on term_is_xterm having been set to its correct value. | |
2250 */ | |
2251 int | |
2252 use_xterm_like_mouse(name) | |
2253 char_u *name; | |
2254 { | |
2255 return (name != NULL | |
2256 && (term_is_xterm || STRNICMP(name, "screen", 6) == 0)); | |
2257 } | |
2258 #endif | |
2259 | |
7 | 2260 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) |
2261 /* | |
2262 * Return non-zero when using an xterm mouse, according to 'ttymouse'. | |
2263 * Return 1 for "xterm". | |
2264 * Return 2 for "xterm2". | |
3145 | 2265 * Return 3 for "urxvt". |
3746 | 2266 * Return 4 for "sgr". |
7 | 2267 */ |
2268 int | |
2269 use_xterm_mouse() | |
2270 { | |
3746 | 2271 if (ttym_flags == TTYM_SGR) |
2272 return 4; | |
3145 | 2273 if (ttym_flags == TTYM_URXVT) |
2274 return 3; | |
7 | 2275 if (ttym_flags == TTYM_XTERM2) |
2276 return 2; | |
2277 if (ttym_flags == TTYM_XTERM) | |
2278 return 1; | |
2279 return 0; | |
2280 } | |
2281 #endif | |
2282 | |
2283 int | |
2284 vim_is_iris(name) | |
2285 char_u *name; | |
2286 { | |
2287 if (name == NULL) | |
2288 return FALSE; | |
2289 return (STRNICMP(name, "iris-ansi", 9) == 0 | |
2290 || STRCMP(name, "builtin_iris-ansi") == 0); | |
2291 } | |
2292 | |
2293 int | |
2294 vim_is_vt300(name) | |
2295 char_u *name; | |
2296 { | |
2297 if (name == NULL) | |
2298 return FALSE; /* actually all ANSI comp. terminals should be here */ | |
22 | 2299 /* catch VT100 - VT5xx */ |
2300 return ((STRNICMP(name, "vt", 2) == 0 | |
2301 && vim_strchr((char_u *)"12345", name[2]) != NULL) | |
7 | 2302 || STRCMP(name, "builtin_vt320") == 0); |
2303 } | |
2304 | |
2305 /* | |
2306 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set. | |
2307 * This should include all windowed terminal emulators. | |
2308 */ | |
2309 int | |
2310 vim_is_fastterm(name) | |
2311 char_u *name; | |
2312 { | |
2313 if (name == NULL) | |
2314 return FALSE; | |
2315 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name)) | |
2316 return TRUE; | |
2317 return ( STRNICMP(name, "hpterm", 6) == 0 | |
2318 || STRNICMP(name, "sun-cmd", 7) == 0 | |
2319 || STRNICMP(name, "screen", 6) == 0 | |
2320 || STRNICMP(name, "dtterm", 6) == 0); | |
2321 } | |
2322 | |
2323 /* | |
2324 * Insert user name in s[len]. | |
2325 * Return OK if a name found. | |
2326 */ | |
2327 int | |
2328 mch_get_user_name(s, len) | |
2329 char_u *s; | |
2330 int len; | |
2331 { | |
2332 #ifdef VMS | |
509 | 2333 vim_strncpy(s, (char_u *)cuserid(NULL), len - 1); |
7 | 2334 return OK; |
2335 #else | |
2336 return mch_get_uname(getuid(), s, len); | |
2337 #endif | |
2338 } | |
2339 | |
2340 /* | |
2341 * Insert user name for "uid" in s[len]. | |
2342 * Return OK if a name found. | |
2343 */ | |
2344 int | |
2345 mch_get_uname(uid, s, len) | |
2346 uid_t uid; | |
2347 char_u *s; | |
2348 int len; | |
2349 { | |
2350 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID) | |
2351 struct passwd *pw; | |
2352 | |
2353 if ((pw = getpwuid(uid)) != NULL | |
2354 && pw->pw_name != NULL && *(pw->pw_name) != NUL) | |
2355 { | |
418 | 2356 vim_strncpy(s, (char_u *)pw->pw_name, len - 1); |
7 | 2357 return OK; |
2358 } | |
2359 #endif | |
2360 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */ | |
2361 return FAIL; /* a number is not a name */ | |
2362 } | |
2363 | |
2364 /* | |
2365 * Insert host name is s[len]. | |
2366 */ | |
2367 | |
2368 #ifdef HAVE_SYS_UTSNAME_H | |
2369 void | |
2370 mch_get_host_name(s, len) | |
2371 char_u *s; | |
2372 int len; | |
2373 { | |
2374 struct utsname vutsname; | |
2375 | |
2376 if (uname(&vutsname) < 0) | |
2377 *s = NUL; | |
2378 else | |
418 | 2379 vim_strncpy(s, (char_u *)vutsname.nodename, len - 1); |
7 | 2380 } |
2381 #else /* HAVE_SYS_UTSNAME_H */ | |
2382 | |
2383 # ifdef HAVE_SYS_SYSTEMINFO_H | |
2384 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len) | |
2385 # endif | |
2386 | |
2387 void | |
2388 mch_get_host_name(s, len) | |
2389 char_u *s; | |
2390 int len; | |
2391 { | |
2392 # ifdef VAXC | |
2393 vaxc$gethostname((char *)s, len); | |
2394 # else | |
2395 gethostname((char *)s, len); | |
2396 # endif | |
2397 s[len - 1] = NUL; /* make sure it's terminated */ | |
2398 } | |
2399 #endif /* HAVE_SYS_UTSNAME_H */ | |
2400 | |
2401 /* | |
2402 * return process ID | |
2403 */ | |
2404 long | |
2405 mch_get_pid() | |
2406 { | |
2407 return (long)getpid(); | |
2408 } | |
2409 | |
2410 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD) | |
2411 static char *strerror __ARGS((int)); | |
2412 | |
2413 static char * | |
2414 strerror(err) | |
2415 int err; | |
2416 { | |
2417 extern int sys_nerr; | |
2418 extern char *sys_errlist[]; | |
2419 static char er[20]; | |
2420 | |
2421 if (err > 0 && err < sys_nerr) | |
2422 return (sys_errlist[err]); | |
2423 sprintf(er, "Error %d", err); | |
2424 return er; | |
2425 } | |
2426 #endif | |
2427 | |
2428 /* | |
2429 * Get name of current directory into buffer 'buf' of length 'len' bytes. | |
2430 * Return OK for success, FAIL for failure. | |
2431 */ | |
2432 int | |
2433 mch_dirname(buf, len) | |
2434 char_u *buf; | |
2435 int len; | |
2436 { | |
2437 #if defined(USE_GETCWD) | |
2438 if (getcwd((char *)buf, len) == NULL) | |
2439 { | |
2440 STRCPY(buf, strerror(errno)); | |
2441 return FAIL; | |
2442 } | |
2443 return OK; | |
2444 #else | |
2445 return (getwd((char *)buf) != NULL ? OK : FAIL); | |
2446 #endif | |
2447 } | |
2448 | |
2449 #if defined(OS2) || defined(PROTO) | |
2450 /* | |
2451 * Replace all slashes by backslashes. | |
2452 * When 'shellslash' set do it the other way around. | |
2453 */ | |
2454 void | |
2455 slash_adjust(p) | |
2456 char_u *p; | |
2457 { | |
2458 while (*p) | |
2459 { | |
2460 if (*p == psepcN) | |
2461 *p = psepc; | |
39 | 2462 mb_ptr_adv(p); |
7 | 2463 } |
2464 } | |
2465 #endif | |
2466 | |
2467 /* | |
1045 | 2468 * Get absolute file name into "buf[len]". |
7 | 2469 * |
2470 * return FAIL for failure, OK for success | |
2471 */ | |
2472 int | |
2473 mch_FullName(fname, buf, len, force) | |
2474 char_u *fname, *buf; | |
2475 int len; | |
2476 int force; /* also expand when already absolute path */ | |
2477 { | |
2478 int l; | |
1082 | 2479 #ifdef OS2 |
7 | 2480 int only_drive; /* file name is only a drive letter */ |
1082 | 2481 #endif |
2482 #ifdef HAVE_FCHDIR | |
7 | 2483 int fd = -1; |
2484 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */ | |
1082 | 2485 #endif |
7 | 2486 char_u olddir[MAXPATHL]; |
2487 char_u *p; | |
2488 int retval = OK; | |
1615 | 2489 #ifdef __CYGWIN__ |
1620 | 2490 char_u posix_fname[MAXPATHL]; /* Cygwin docs mention MAX_PATH, but |
2491 it's not always defined */ | |
2492 #endif | |
7 | 2493 |
1082 | 2494 #ifdef VMS |
2495 fname = vms_fixfilename(fname); | |
2496 #endif | |
2497 | |
1102 | 2498 #ifdef __CYGWIN__ |
2499 /* | |
2500 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts". | |
2501 */ | |
1657 | 2502 # if CYGWIN_VERSION_DLL_MAJOR >= 1007 |
2503 cygwin_conv_path(CCP_WIN_A_TO_POSIX, fname, posix_fname, MAXPATHL); | |
2504 # else | |
1615 | 2505 cygwin_conv_to_posix_path(fname, posix_fname); |
1657 | 2506 # endif |
1615 | 2507 fname = posix_fname; |
1102 | 2508 #endif |
2509 | |
7 | 2510 /* expand it if forced or not an absolute path */ |
2511 if (force || !mch_isFullName(fname)) | |
2512 { | |
2513 /* | |
2514 * If the file name has a path, change to that directory for a moment, | |
2515 * and then do the getwd() (and get back to where we were). | |
2516 * This will get the correct path name with "../" things. | |
2517 */ | |
1082 | 2518 #ifdef OS2 |
7 | 2519 only_drive = 0; |
2520 if (((p = vim_strrchr(fname, '/')) != NULL) | |
2521 || ((p = vim_strrchr(fname, '\\')) != NULL) | |
2522 || (((p = vim_strchr(fname, ':')) != NULL) && ++only_drive)) | |
1082 | 2523 #else |
7 | 2524 if ((p = vim_strrchr(fname, '/')) != NULL) |
1082 | 2525 #endif |
7 | 2526 { |
1082 | 2527 #ifdef HAVE_FCHDIR |
7 | 2528 /* |
2529 * Use fchdir() if possible, it's said to be faster and more | |
2530 * reliable. But on SunOS 4 it might not work. Check this by | |
2531 * doing a fchdir() right now. | |
2532 */ | |
2533 if (!dont_fchdir) | |
2534 { | |
2535 fd = open(".", O_RDONLY | O_EXTRA, 0); | |
2536 if (fd >= 0 && fchdir(fd) < 0) | |
2537 { | |
2538 close(fd); | |
2539 fd = -1; | |
2540 dont_fchdir = TRUE; /* don't try again */ | |
2541 } | |
2542 } | |
1082 | 2543 #endif |
7 | 2544 |
2545 /* Only change directory when we are sure we can return to where | |
2546 * we are now. After doing "su" chdir(".") might not work. */ | |
2547 if ( | |
1082 | 2548 #ifdef HAVE_FCHDIR |
7 | 2549 fd < 0 && |
1082 | 2550 #endif |
7 | 2551 (mch_dirname(olddir, MAXPATHL) == FAIL |
2552 || mch_chdir((char *)olddir) != 0)) | |
2553 { | |
2554 p = NULL; /* can't get current dir: don't chdir */ | |
2555 retval = FAIL; | |
2556 } | |
2557 else | |
2558 { | |
1082 | 2559 #ifdef OS2 |
7 | 2560 /* |
2561 * compensate for case where ':' from "D:" was the only | |
2562 * path separator detected in the file name; the _next_ | |
2563 * character has to be removed, and then restored later. | |
2564 */ | |
2565 if (only_drive) | |
2566 p++; | |
1082 | 2567 #endif |
7 | 2568 /* The directory is copied into buf[], to be able to remove |
2569 * the file name without changing it (could be a string in | |
2570 * read-only memory) */ | |
2571 if (p - fname >= len) | |
2572 retval = FAIL; | |
2573 else | |
2574 { | |
418 | 2575 vim_strncpy(buf, fname, p - fname); |
7 | 2576 if (mch_chdir((char *)buf)) |
2577 retval = FAIL; | |
2578 else | |
2579 fname = p + 1; | |
2580 *buf = NUL; | |
2581 } | |
1082 | 2582 #ifdef OS2 |
7 | 2583 if (only_drive) |
2584 { | |
2585 p--; | |
2586 if (retval != FAIL) | |
2587 fname--; | |
2588 } | |
1082 | 2589 #endif |
7 | 2590 } |
2591 } | |
2592 if (mch_dirname(buf, len) == FAIL) | |
2593 { | |
2594 retval = FAIL; | |
2595 *buf = NUL; | |
2596 } | |
2597 if (p != NULL) | |
2598 { | |
1082 | 2599 #ifdef HAVE_FCHDIR |
7 | 2600 if (fd >= 0) |
2601 { | |
1935 | 2602 if (p_verbose >= 5) |
2603 { | |
2604 verbose_enter(); | |
2605 MSG("fchdir() to previous dir"); | |
2606 verbose_leave(); | |
2607 } | |
7 | 2608 l = fchdir(fd); |
2609 close(fd); | |
2610 } | |
2611 else | |
1082 | 2612 #endif |
7 | 2613 l = mch_chdir((char *)olddir); |
2614 if (l != 0) | |
2615 EMSG(_(e_prev_dir)); | |
2616 } | |
2617 | |
2618 l = STRLEN(buf); | |
3867 | 2619 if (l >= len - 1) |
2620 retval = FAIL; /* no space for trailing "/" */ | |
1082 | 2621 #ifndef VMS |
3867 | 2622 else if (l > 0 && buf[l - 1] != '/' && *fname != NUL |
7 | 2623 && STRCMP(fname, ".") != 0) |
3867 | 2624 STRCAT(buf, "/"); |
1082 | 2625 #endif |
7 | 2626 } |
1045 | 2627 |
7 | 2628 /* Catch file names which are too long. */ |
1877 | 2629 if (retval == FAIL || (int)(STRLEN(buf) + STRLEN(fname)) >= len) |
7 | 2630 return FAIL; |
2631 | |
2632 /* Do not append ".", "/dir/." is equal to "/dir". */ | |
2633 if (STRCMP(fname, ".") != 0) | |
2634 STRCAT(buf, fname); | |
2635 | |
2636 return OK; | |
2637 } | |
2638 | |
2639 /* | |
2640 * Return TRUE if "fname" does not depend on the current directory. | |
2641 */ | |
2642 int | |
2643 mch_isFullName(fname) | |
2644 char_u *fname; | |
2645 { | |
2646 #ifdef __EMX__ | |
2647 return _fnisabs(fname); | |
2648 #else | |
2649 # ifdef VMS | |
2650 return ( fname[0] == '/' || fname[0] == '.' || | |
2651 strchr((char *)fname,':') || strchr((char *)fname,'"') || | |
2652 (strchr((char *)fname,'[') && strchr((char *)fname,']'))|| | |
2653 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) ); | |
2654 # else | |
2655 return (*fname == '/' || *fname == '~'); | |
2656 # endif | |
2657 #endif | |
2658 } | |
2659 | |
585 | 2660 #if defined(USE_FNAME_CASE) || defined(PROTO) |
2661 /* | |
2662 * Set the case of the file name, if it already exists. This will cause the | |
2663 * file name to remain exactly the same. | |
1450 | 2664 * Only required for file systems where case is ignored and preserved. |
585 | 2665 */ |
2666 void | |
2667 fname_case(name, len) | |
2668 char_u *name; | |
1883 | 2669 int len UNUSED; /* buffer size, only used when name gets longer */ |
585 | 2670 { |
2671 struct stat st; | |
2672 char_u *slash, *tail; | |
2673 DIR *dirp; | |
2674 struct dirent *dp; | |
2675 | |
2676 if (lstat((char *)name, &st) >= 0) | |
2677 { | |
2678 /* Open the directory where the file is located. */ | |
2679 slash = vim_strrchr(name, '/'); | |
2680 if (slash == NULL) | |
2681 { | |
2682 dirp = opendir("."); | |
2683 tail = name; | |
2684 } | |
2685 else | |
2686 { | |
2687 *slash = NUL; | |
2688 dirp = opendir((char *)name); | |
2689 *slash = '/'; | |
2690 tail = slash + 1; | |
2691 } | |
2692 | |
2693 if (dirp != NULL) | |
2694 { | |
2695 while ((dp = readdir(dirp)) != NULL) | |
2696 { | |
2697 /* Only accept names that differ in case and are the same byte | |
2698 * length. TODO: accept different length name. */ | |
2699 if (STRICMP(tail, dp->d_name) == 0 | |
2700 && STRLEN(tail) == STRLEN(dp->d_name)) | |
2701 { | |
2702 char_u newname[MAXPATHL + 1]; | |
2703 struct stat st2; | |
2704 | |
2705 /* Verify the inode is equal. */ | |
2706 vim_strncpy(newname, name, MAXPATHL); | |
2707 vim_strncpy(newname + (tail - name), (char_u *)dp->d_name, | |
2708 MAXPATHL - (tail - name)); | |
2709 if (lstat((char *)newname, &st2) >= 0 | |
2710 && st.st_ino == st2.st_ino | |
2711 && st.st_dev == st2.st_dev) | |
2712 { | |
2713 STRCPY(tail, dp->d_name); | |
2714 break; | |
2715 } | |
2716 } | |
2717 } | |
2718 | |
2719 closedir(dirp); | |
2720 } | |
2721 } | |
2722 } | |
2723 #endif | |
2724 | |
7 | 2725 /* |
2726 * Get file permissions for 'name'. | |
2727 * Returns -1 when it doesn't exist. | |
2728 */ | |
2729 long | |
2730 mch_getperm(name) | |
2731 char_u *name; | |
2732 { | |
2733 struct stat statb; | |
2734 | |
2735 /* Keep the #ifdef outside of stat(), it may be a macro. */ | |
2736 #ifdef VMS | |
2737 if (stat((char *)vms_fixfilename(name), &statb)) | |
2738 #else | |
2739 if (stat((char *)name, &statb)) | |
2740 #endif | |
2741 return -1; | |
1350 | 2742 #ifdef __INTERIX |
2743 /* The top bit makes the value negative, which means the file doesn't | |
2744 * exist. Remove the bit, we don't use it. */ | |
2745 return statb.st_mode & ~S_ADDACE; | |
2746 #else | |
7 | 2747 return statb.st_mode; |
1350 | 2748 #endif |
7 | 2749 } |
2750 | |
2751 /* | |
2752 * set file permission for 'name' to 'perm' | |
2753 * | |
2754 * return FAIL for failure, OK otherwise | |
2755 */ | |
2756 int | |
2757 mch_setperm(name, perm) | |
2758 char_u *name; | |
2759 long perm; | |
2760 { | |
2761 return (chmod((char *) | |
2762 #ifdef VMS | |
2763 vms_fixfilename(name), | |
2764 #else | |
2765 name, | |
2766 #endif | |
2767 (mode_t)perm) == 0 ? OK : FAIL); | |
2768 } | |
2769 | |
2770 #if defined(HAVE_ACL) || defined(PROTO) | |
2771 # ifdef HAVE_SYS_ACL_H | |
2772 # include <sys/acl.h> | |
2773 # endif | |
2774 # ifdef HAVE_SYS_ACCESS_H | |
2775 # include <sys/access.h> | |
2776 # endif | |
2777 | |
2778 # ifdef HAVE_SOLARIS_ACL | |
2779 typedef struct vim_acl_solaris_T { | |
2780 int acl_cnt; | |
2781 aclent_t *acl_entry; | |
2782 } vim_acl_solaris_T; | |
2783 # endif | |
2784 | |
1583 | 2785 #if defined(HAVE_SELINUX) || defined(PROTO) |
2786 /* | |
2787 * Copy security info from "from_file" to "to_file". | |
2788 */ | |
2789 void | |
2790 mch_copy_sec(from_file, to_file) | |
2791 char_u *from_file; | |
2792 char_u *to_file; | |
2793 { | |
2794 if (from_file == NULL) | |
2795 return; | |
2796 | |
2797 if (selinux_enabled == -1) | |
2798 selinux_enabled = is_selinux_enabled(); | |
2799 | |
2800 if (selinux_enabled > 0) | |
2801 { | |
2802 security_context_t from_context = NULL; | |
2803 security_context_t to_context = NULL; | |
2804 | |
2805 if (getfilecon((char *)from_file, &from_context) < 0) | |
2806 { | |
2807 /* If the filesystem doesn't support extended attributes, | |
2808 the original had no special security context and the | |
2809 target cannot have one either. */ | |
2810 if (errno == EOPNOTSUPP) | |
2811 return; | |
2812 | |
2813 MSG_PUTS(_("\nCould not get security context for ")); | |
2814 msg_outtrans(from_file); | |
2815 msg_putchar('\n'); | |
2816 return; | |
2817 } | |
2818 if (getfilecon((char *)to_file, &to_context) < 0) | |
2819 { | |
2820 MSG_PUTS(_("\nCould not get security context for ")); | |
2821 msg_outtrans(to_file); | |
2822 msg_putchar('\n'); | |
2823 freecon (from_context); | |
2824 return ; | |
2825 } | |
2826 if (strcmp(from_context, to_context) != 0) | |
2827 { | |
2828 if (setfilecon((char *)to_file, from_context) < 0) | |
2829 { | |
2830 MSG_PUTS(_("\nCould not set security context for ")); | |
2831 msg_outtrans(to_file); | |
2832 msg_putchar('\n'); | |
2833 } | |
2834 } | |
2835 freecon(to_context); | |
2836 freecon(from_context); | |
2837 } | |
2838 } | |
2839 #endif /* HAVE_SELINUX */ | |
2840 | |
5788 | 2841 #if defined(HAVE_SMACK) && !defined(PROTO) |
2842 /* | |
2843 * Copy security info from "from_file" to "to_file". | |
2844 */ | |
2845 void | |
2846 mch_copy_sec(from_file, to_file) | |
2847 char_u *from_file; | |
2848 char_u *to_file; | |
2849 { | |
5832 | 2850 static const char * const smack_copied_attributes[] = |
5788 | 2851 { |
2852 XATTR_NAME_SMACK, | |
2853 XATTR_NAME_SMACKEXEC, | |
2854 XATTR_NAME_SMACKMMAP | |
2855 }; | |
2856 | |
2857 char buffer[SMACK_LABEL_LEN]; | |
2858 const char *name; | |
2859 int index; | |
2860 int ret; | |
2861 ssize_t size; | |
2862 | |
2863 if (from_file == NULL) | |
2864 return; | |
2865 | |
2866 for (index = 0 ; index < (int)(sizeof(smack_copied_attributes) | |
2867 / sizeof(smack_copied_attributes)[0]) ; index++) | |
2868 { | |
2869 /* get the name of the attribute to copy */ | |
2870 name = smack_copied_attributes[index]; | |
2871 | |
2872 /* get the value of the attribute in buffer */ | |
2873 size = getxattr((char*)from_file, name, buffer, sizeof(buffer)); | |
2874 if (size >= 0) | |
2875 { | |
2876 /* copy the attribute value of buffer */ | |
2877 ret = setxattr((char*)to_file, name, buffer, (size_t)size, 0); | |
2878 if (ret < 0) | |
2879 { | |
2880 MSG_PUTS(_("Could not set security context ")); | |
2881 MSG_PUTS(name); | |
2882 MSG_PUTS(_(" for ")); | |
2883 msg_outtrans(to_file); | |
2884 msg_putchar('\n'); | |
2885 } | |
2886 } | |
2887 else | |
2888 { | |
2889 /* what reason of not having the attribute value? */ | |
2890 switch (errno) | |
2891 { | |
2892 case ENOTSUP: | |
2893 /* extended attributes aren't supported or enabled */ | |
2894 /* should a message be echoed? not sure... */ | |
2895 return; /* leave because it isn't usefull to continue */ | |
2896 | |
2897 case ERANGE: | |
2898 default: | |
2899 /* no enough size OR unexpected error */ | |
2900 MSG_PUTS(_("Could not get security context ")); | |
2901 MSG_PUTS(name); | |
2902 MSG_PUTS(_(" for ")); | |
2903 msg_outtrans(from_file); | |
2904 MSG_PUTS(_(". Removing it!\n")); | |
2905 /* FALLTHROUGH to remove the attribute */ | |
2906 | |
2907 case ENODATA: | |
2908 /* no attribute of this name */ | |
2909 ret = removexattr((char*)to_file, name); | |
5800 | 2910 /* Silently ignore errors, apparently this happens when |
2911 * smack is not actually being used. */ | |
5788 | 2912 break; |
2913 } | |
2914 } | |
2915 } | |
2916 } | |
2917 #endif /* HAVE_SMACK */ | |
2918 | |
7 | 2919 /* |
2920 * Return a pointer to the ACL of file "fname" in allocated memory. | |
2921 * Return NULL if the ACL is not available for whatever reason. | |
2922 */ | |
2923 vim_acl_T | |
2924 mch_get_acl(fname) | |
1877 | 2925 char_u *fname UNUSED; |
7 | 2926 { |
2927 vim_acl_T ret = NULL; | |
2928 #ifdef HAVE_POSIX_ACL | |
2929 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS); | |
2930 #else | |
3330 | 2931 #ifdef HAVE_SOLARIS_ZFS_ACL |
2932 acl_t *aclent; | |
2933 | |
2934 if (acl_get((char *)fname, 0, &aclent) < 0) | |
2935 return NULL; | |
2936 ret = (vim_acl_T)aclent; | |
2937 #else | |
7 | 2938 #ifdef HAVE_SOLARIS_ACL |
2939 vim_acl_solaris_T *aclent; | |
2940 | |
2941 aclent = malloc(sizeof(vim_acl_solaris_T)); | |
2942 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0) | |
2943 { | |
2944 free(aclent); | |
2945 return NULL; | |
2946 } | |
2947 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t)); | |
2948 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0) | |
2949 { | |
2950 free(aclent->acl_entry); | |
2951 free(aclent); | |
2952 return NULL; | |
2953 } | |
2954 ret = (vim_acl_T)aclent; | |
2955 #else | |
2956 #if defined(HAVE_AIX_ACL) | |
2957 int aclsize; | |
2958 struct acl *aclent; | |
2959 | |
2960 aclsize = sizeof(struct acl); | |
2961 aclent = malloc(aclsize); | |
2962 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
2963 { | |
2964 if (errno == ENOSPC) | |
2965 { | |
2966 aclsize = aclent->acl_len; | |
2967 aclent = realloc(aclent, aclsize); | |
2968 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
2969 { | |
2970 free(aclent); | |
2971 return NULL; | |
2972 } | |
2973 } | |
2974 else | |
2975 { | |
2976 free(aclent); | |
2977 return NULL; | |
2978 } | |
2979 } | |
2980 ret = (vim_acl_T)aclent; | |
2981 #endif /* HAVE_AIX_ACL */ | |
2982 #endif /* HAVE_SOLARIS_ACL */ | |
3330 | 2983 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
7 | 2984 #endif /* HAVE_POSIX_ACL */ |
2985 return ret; | |
2986 } | |
2987 | |
2988 /* | |
2989 * Set the ACL of file "fname" to "acl" (unless it's NULL). | |
2990 */ | |
2991 void | |
2992 mch_set_acl(fname, aclent) | |
1877 | 2993 char_u *fname UNUSED; |
7 | 2994 vim_acl_T aclent; |
2995 { | |
2996 if (aclent == NULL) | |
2997 return; | |
2998 #ifdef HAVE_POSIX_ACL | |
2999 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent); | |
3000 #else | |
3330 | 3001 #ifdef HAVE_SOLARIS_ZFS_ACL |
3002 acl_set((char *)fname, (acl_t *)aclent); | |
3003 #else | |
7 | 3004 #ifdef HAVE_SOLARIS_ACL |
3005 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt, | |
3006 ((vim_acl_solaris_T *)aclent)->acl_entry); | |
3007 #else | |
3008 #ifdef HAVE_AIX_ACL | |
3009 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len); | |
3010 #endif /* HAVE_AIX_ACL */ | |
3011 #endif /* HAVE_SOLARIS_ACL */ | |
3330 | 3012 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
7 | 3013 #endif /* HAVE_POSIX_ACL */ |
3014 } | |
3015 | |
3016 void | |
3017 mch_free_acl(aclent) | |
3018 vim_acl_T aclent; | |
3019 { | |
3020 if (aclent == NULL) | |
3021 return; | |
3022 #ifdef HAVE_POSIX_ACL | |
3023 acl_free((acl_t)aclent); | |
3024 #else | |
3330 | 3025 #ifdef HAVE_SOLARIS_ZFS_ACL |
3026 acl_free((acl_t *)aclent); | |
3027 #else | |
7 | 3028 #ifdef HAVE_SOLARIS_ACL |
3029 free(((vim_acl_solaris_T *)aclent)->acl_entry); | |
3030 free(aclent); | |
3031 #else | |
3032 #ifdef HAVE_AIX_ACL | |
3033 free(aclent); | |
3034 #endif /* HAVE_AIX_ACL */ | |
3035 #endif /* HAVE_SOLARIS_ACL */ | |
3330 | 3036 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
7 | 3037 #endif /* HAVE_POSIX_ACL */ |
3038 } | |
3039 #endif | |
3040 | |
3041 /* | |
3042 * Set hidden flag for "name". | |
3043 */ | |
3044 void | |
3045 mch_hide(name) | |
1877 | 3046 char_u *name UNUSED; |
7 | 3047 { |
3048 /* can't hide a file */ | |
3049 } | |
3050 | |
3051 /* | |
3052 * return TRUE if "name" is a directory | |
3053 * return FALSE if "name" is not a directory | |
3054 * return FALSE for error | |
3055 */ | |
3056 int | |
3057 mch_isdir(name) | |
3058 char_u *name; | |
3059 { | |
3060 struct stat statb; | |
3061 | |
3062 if (*name == NUL) /* Some stat()s don't flag "" as an error. */ | |
3063 return FALSE; | |
3064 if (stat((char *)name, &statb)) | |
3065 return FALSE; | |
3066 #ifdef _POSIX_SOURCE | |
3067 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE); | |
3068 #else | |
3069 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE); | |
3070 #endif | |
3071 } | |
3072 | |
3073 static int executable_file __ARGS((char_u *name)); | |
3074 | |
3075 /* | |
3076 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist. | |
3077 */ | |
3078 static int | |
3079 executable_file(name) | |
3080 char_u *name; | |
3081 { | |
3082 struct stat st; | |
3083 | |
3084 if (stat((char *)name, &st)) | |
3085 return 0; | |
5704 | 3086 #ifdef VMS |
3087 /* Like on Unix system file can have executable rights but not necessarily | |
3088 * be an executable, but on Unix is not a default for an ordianry file to | |
3089 * have an executable flag - on VMS it is in most cases. | |
3090 * Therefore, this check does not have any sense - let keep us to the | |
3091 * conventions instead: | |
3092 * *.COM and *.EXE files are the executables - the rest are not. This is | |
3093 * not ideal but better then it was. | |
3094 */ | |
3095 int vms_executable = 0; | |
3096 if (S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0) | |
3097 { | |
3098 if (strstr(vms_tolower((char*)name),".exe") != NULL | |
3099 || strstr(vms_tolower((char*)name),".com")!= NULL) | |
3100 vms_executable = 1; | |
3101 } | |
3102 return vms_executable; | |
3103 #else | |
7 | 3104 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0; |
5704 | 3105 #endif |
7 | 3106 } |
3107 | |
3108 /* | |
3109 * Return 1 if "name" can be found in $PATH and executed, 0 if not. | |
6695 | 3110 * If "use_path" is FALSE only check if "name" is executable. |
7 | 3111 * Return -1 if unknown. |
3112 */ | |
3113 int | |
6695 | 3114 mch_can_exe(name, path, use_path) |
7 | 3115 char_u *name; |
5782 | 3116 char_u **path; |
6695 | 3117 int use_path; |
7 | 3118 { |
3119 char_u *buf; | |
3120 char_u *p, *e; | |
3121 int retval; | |
3122 | |
6695 | 3123 /* When "use_path" is false and if it's an absolute or relative path don't |
3124 * need to use $PATH. */ | |
3125 if (!use_path || mch_isFullName(name) || (name[0] == '.' | |
3126 && (name[1] == '/' || (name[1] == '.' && name[2] == '/')))) | |
5704 | 3127 { |
6695 | 3128 /* There must be a path separator, files in the current directory |
3129 * can't be executed. */ | |
3130 if (gettail(name) != name && executable_file(name)) | |
5782 | 3131 { |
3132 if (path != NULL) | |
3133 { | |
3134 if (name[0] == '.') | |
3135 *path = FullName_save(name, TRUE); | |
3136 else | |
3137 *path = vim_strsave(name); | |
3138 } | |
3139 return TRUE; | |
3140 } | |
3141 return FALSE; | |
5704 | 3142 } |
7 | 3143 |
3144 p = (char_u *)getenv("PATH"); | |
3145 if (p == NULL || *p == NUL) | |
3146 return -1; | |
3147 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2)); | |
3148 if (buf == NULL) | |
3149 return -1; | |
3150 | |
3151 /* | |
3152 * Walk through all entries in $PATH to check if "name" exists there and | |
3153 * is an executable file. | |
3154 */ | |
3155 for (;;) | |
3156 { | |
3157 e = (char_u *)strchr((char *)p, ':'); | |
3158 if (e == NULL) | |
3159 e = p + STRLEN(p); | |
3160 if (e - p <= 1) /* empty entry means current dir */ | |
3161 STRCPY(buf, "./"); | |
3162 else | |
3163 { | |
418 | 3164 vim_strncpy(buf, p, e - p); |
7 | 3165 add_pathsep(buf); |
3166 } | |
3167 STRCAT(buf, name); | |
3168 retval = executable_file(buf); | |
3169 if (retval == 1) | |
5782 | 3170 { |
3171 if (path != NULL) | |
3172 { | |
3173 if (buf[0] == '.') | |
3174 *path = FullName_save(buf, TRUE); | |
3175 else | |
3176 *path = vim_strsave(buf); | |
3177 } | |
7 | 3178 break; |
5782 | 3179 } |
7 | 3180 |
3181 if (*e != ':') | |
3182 break; | |
3183 p = e + 1; | |
3184 } | |
3185 | |
3186 vim_free(buf); | |
3187 return retval; | |
3188 } | |
3189 | |
3190 /* | |
3191 * Check what "name" is: | |
3192 * NODE_NORMAL: file or directory (or doesn't exist) | |
3193 * NODE_WRITABLE: writable device, socket, fifo, etc. | |
3194 * NODE_OTHER: non-writable things | |
3195 */ | |
3196 int | |
3197 mch_nodetype(name) | |
3198 char_u *name; | |
3199 { | |
3200 struct stat st; | |
3201 | |
3202 if (stat((char *)name, &st)) | |
3203 return NODE_NORMAL; | |
3204 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode)) | |
3205 return NODE_NORMAL; | |
3206 #ifndef OS2 | |
3207 if (S_ISBLK(st.st_mode)) /* block device isn't writable */ | |
3208 return NODE_OTHER; | |
3209 #endif | |
3210 /* Everything else is writable? */ | |
3211 return NODE_WRITABLE; | |
3212 } | |
3213 | |
3214 void | |
3215 mch_early_init() | |
3216 { | |
3217 #ifdef HAVE_CHECK_STACK_GROWTH | |
3218 int i; | |
180 | 3219 |
7 | 3220 check_stack_growth((char *)&i); |
3221 | |
180 | 3222 # ifdef HAVE_STACK_LIMIT |
7 | 3223 get_stack_limit(); |
3224 # endif | |
3225 | |
3226 #endif | |
3227 | |
3228 /* | |
3229 * Setup an alternative stack for signals. Helps to catch signals when | |
3230 * running out of stack space. | |
3231 * Use of sigaltstack() is preferred, it's more portable. | |
3232 * Ignore any errors. | |
3233 */ | |
3234 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
1737 | 3235 signal_stack = (char *)alloc(SIGSTKSZ); |
7 | 3236 init_signal_stack(); |
3237 #endif | |
3238 } | |
3239 | |
355 | 3240 #if defined(EXITFREE) || defined(PROTO) |
3241 void | |
3242 mch_free_mem() | |
3243 { | |
359 | 3244 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
3245 if (clip_star.owned) | |
3246 clip_lose_selection(&clip_star); | |
3247 if (clip_plus.owned) | |
3248 clip_lose_selection(&clip_plus); | |
355 | 3249 # endif |
1605 | 3250 # if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) |
355 | 3251 if (xterm_Shell != (Widget)0) |
3252 XtDestroyWidget(xterm_Shell); | |
1605 | 3253 # ifndef LESSTIF_VERSION |
3254 /* Lesstif crashes here, lose some memory */ | |
355 | 3255 if (xterm_dpy != NULL) |
3256 XtCloseDisplay(xterm_dpy); | |
3257 if (app_context != (XtAppContext)NULL) | |
1605 | 3258 { |
355 | 3259 XtDestroyApplicationContext(app_context); |
1605 | 3260 # ifdef FEAT_X11 |
3261 x11_display = NULL; /* freed by XtDestroyApplicationContext() */ | |
3262 # endif | |
3263 } | |
3264 # endif | |
355 | 3265 # endif |
2277
f42e0b5ff9e9
Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
2275
diff
changeset
|
3266 # if defined(FEAT_X11) |
1605 | 3267 if (x11_display != NULL |
3268 # ifdef FEAT_XCLIPBOARD | |
3269 && x11_display != xterm_dpy | |
3270 # endif | |
3271 ) | |
359 | 3272 XCloseDisplay(x11_display); |
3273 # endif | |
3274 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
3275 vim_free(signal_stack); | |
3276 signal_stack = NULL; | |
3277 # endif | |
3278 # ifdef FEAT_TITLE | |
3279 vim_free(oldtitle); | |
3280 vim_free(oldicon); | |
3281 # endif | |
355 | 3282 } |
3283 #endif | |
3284 | |
7 | 3285 static void exit_scroll __ARGS((void)); |
3286 | |
3287 /* | |
3288 * Output a newline when exiting. | |
3289 * Make sure the newline goes to the same stream as the text. | |
3290 */ | |
3291 static void | |
3292 exit_scroll() | |
3293 { | |
167 | 3294 if (silent_mode) |
3295 return; | |
7 | 3296 if (newline_on_exit || msg_didout) |
3297 { | |
3298 if (msg_use_printf()) | |
3299 { | |
3300 if (info_message) | |
3301 mch_msg("\n"); | |
3302 else | |
3303 mch_errmsg("\r\n"); | |
3304 } | |
3305 else | |
3306 out_char('\n'); | |
3307 } | |
3308 else | |
3309 { | |
3310 restore_cterm_colors(); /* get original colors back */ | |
3311 msg_clr_eos_force(); /* clear the rest of the display */ | |
3312 windgoto((int)Rows - 1, 0); /* may have moved the cursor */ | |
3313 } | |
3314 } | |
3315 | |
3316 void | |
3317 mch_exit(r) | |
3318 int r; | |
3319 { | |
3320 exiting = TRUE; | |
3321 | |
3322 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD) | |
3323 x11_export_final_selection(); | |
3324 #endif | |
3325 | |
3326 #ifdef FEAT_GUI | |
3327 if (!gui.in_use) | |
3328 #endif | |
3329 { | |
3330 settmode(TMODE_COOK); | |
3331 #ifdef FEAT_TITLE | |
3332 mch_restore_title(3); /* restore xterm title and icon name */ | |
3333 #endif | |
3334 /* | |
3335 * When t_ti is not empty but it doesn't cause swapping terminal | |
3336 * pages, need to output a newline when msg_didout is set. But when | |
3337 * t_ti does swap pages it should not go to the shell page. Do this | |
3338 * before stoptermcap(). | |
3339 */ | |
3340 if (swapping_screen() && !newline_on_exit) | |
3341 exit_scroll(); | |
3342 | |
3343 /* Stop termcap: May need to check for T_CRV response, which | |
3344 * requires RAW mode. */ | |
3345 stoptermcap(); | |
3346 | |
3347 /* | |
3348 * A newline is only required after a message in the alternate screen. | |
3349 * This is set to TRUE by wait_return(). | |
3350 */ | |
3351 if (!swapping_screen() || newline_on_exit) | |
3352 exit_scroll(); | |
3353 | |
3354 /* Cursor may have been switched off without calling starttermcap() | |
3355 * when doing "vim -u vimrc" and vimrc contains ":q". */ | |
3356 if (full_screen) | |
3357 cursor_on(); | |
3358 } | |
3359 out_flush(); | |
3360 ml_close_all(TRUE); /* remove all memfiles */ | |
3361 may_core_dump(); | |
3362 #ifdef FEAT_GUI | |
3363 if (gui.in_use) | |
3364 gui_exit(r); | |
3365 #endif | |
167 | 3366 |
765 | 3367 #ifdef MACOS_CONVERT |
167 | 3368 mac_conv_cleanup(); |
3369 #endif | |
3370 | |
7 | 3371 #ifdef __QNX__ |
3372 /* A core dump won't be created if the signal handler | |
3373 * doesn't return, so we can't call exit() */ | |
3374 if (deadly_signal != 0) | |
3375 return; | |
3376 #endif | |
3377 | |
33 | 3378 #ifdef FEAT_NETBEANS_INTG |
2210 | 3379 netbeans_send_disconnect(); |
33 | 3380 #endif |
355 | 3381 |
3382 #ifdef EXITFREE | |
3383 free_all_mem(); | |
3384 #endif | |
3385 | |
7 | 3386 exit(r); |
3387 } | |
3388 | |
3389 static void | |
3390 may_core_dump() | |
3391 { | |
3392 if (deadly_signal != 0) | |
3393 { | |
3394 signal(deadly_signal, SIG_DFL); | |
3395 kill(getpid(), deadly_signal); /* Die using the signal we caught */ | |
3396 } | |
3397 } | |
3398 | |
3399 #ifndef VMS | |
3400 | |
3401 void | |
3402 mch_settmode(tmode) | |
3403 int tmode; | |
3404 { | |
3405 static int first = TRUE; | |
3406 | |
3407 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
3408 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
3409 /* | |
3410 * for "new" tty systems | |
3411 */ | |
3412 # ifdef HAVE_TERMIOS_H | |
3413 static struct termios told; | |
3414 struct termios tnew; | |
3415 # else | |
3416 static struct termio told; | |
3417 struct termio tnew; | |
3418 # endif | |
3419 | |
3420 if (first) | |
3421 { | |
3422 first = FALSE; | |
3423 # if defined(HAVE_TERMIOS_H) | |
3424 tcgetattr(read_cmd_fd, &told); | |
3425 # else | |
3426 ioctl(read_cmd_fd, TCGETA, &told); | |
3427 # endif | |
3428 } | |
3429 | |
3430 tnew = told; | |
3431 if (tmode == TMODE_RAW) | |
3432 { | |
3433 /* | |
3434 * ~ICRNL enables typing ^V^M | |
3435 */ | |
3436 tnew.c_iflag &= ~ICRNL; | |
3437 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE | |
3438 # if defined(IEXTEN) && !defined(__MINT__) | |
3439 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */ | |
3440 /* but it breaks function keys on MINT */ | |
3441 # endif | |
3442 ); | |
3443 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */ | |
3444 tnew.c_oflag &= ~ONLCR; | |
3445 # endif | |
3446 tnew.c_cc[VMIN] = 1; /* return after 1 char */ | |
3447 tnew.c_cc[VTIME] = 0; /* don't wait */ | |
3448 } | |
3449 else if (tmode == TMODE_SLEEP) | |
3450 tnew.c_lflag &= ~(ECHO); | |
3451 | |
3452 # if defined(HAVE_TERMIOS_H) | |
3453 { | |
3454 int n = 10; | |
3455 | |
3456 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a | |
3457 * few times. */ | |
3458 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1 | |
3459 && errno == EINTR && n > 0) | |
3460 --n; | |
3461 } | |
3462 # else | |
3463 ioctl(read_cmd_fd, TCSETA, &tnew); | |
3464 # endif | |
3465 | |
3466 #else | |
3467 | |
3468 /* | |
3469 * for "old" tty systems | |
3470 */ | |
3471 # ifndef TIOCSETN | |
3472 # define TIOCSETN TIOCSETP /* for hpux 9.0 */ | |
3473 # endif | |
3474 static struct sgttyb ttybold; | |
3475 struct sgttyb ttybnew; | |
3476 | |
3477 if (first) | |
3478 { | |
3479 first = FALSE; | |
3480 ioctl(read_cmd_fd, TIOCGETP, &ttybold); | |
3481 } | |
3482 | |
3483 ttybnew = ttybold; | |
3484 if (tmode == TMODE_RAW) | |
3485 { | |
3486 ttybnew.sg_flags &= ~(CRMOD | ECHO); | |
3487 ttybnew.sg_flags |= RAW; | |
3488 } | |
3489 else if (tmode == TMODE_SLEEP) | |
3490 ttybnew.sg_flags &= ~(ECHO); | |
3491 ioctl(read_cmd_fd, TIOCSETN, &ttybnew); | |
3492 #endif | |
3493 curr_tmode = tmode; | |
3494 } | |
3495 | |
3496 /* | |
3497 * Try to get the code for "t_kb" from the stty setting | |
3498 * | |
3499 * Even if termcap claims a backspace key, the user's setting *should* | |
3500 * prevail. stty knows more about reality than termcap does, and if | |
3501 * somebody's usual erase key is DEL (which, for most BSD users, it will | |
3502 * be), they're going to get really annoyed if their erase key starts | |
3503 * doing forward deletes for no reason. (Eric Fischer) | |
3504 */ | |
3505 void | |
3506 get_stty() | |
3507 { | |
3508 char_u buf[2]; | |
3509 char_u *p; | |
3510 | |
3511 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
3512 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
3513 /* for "new" tty systems */ | |
3514 # ifdef HAVE_TERMIOS_H | |
3515 struct termios keys; | |
3516 # else | |
3517 struct termio keys; | |
3518 # endif | |
3519 | |
3520 # if defined(HAVE_TERMIOS_H) | |
3521 if (tcgetattr(read_cmd_fd, &keys) != -1) | |
3522 # else | |
3523 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1) | |
3524 # endif | |
3525 { | |
3526 buf[0] = keys.c_cc[VERASE]; | |
3527 intr_char = keys.c_cc[VINTR]; | |
3528 #else | |
3529 /* for "old" tty systems */ | |
3530 struct sgttyb keys; | |
3531 | |
3532 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1) | |
3533 { | |
3534 buf[0] = keys.sg_erase; | |
3535 intr_char = keys.sg_kill; | |
3536 #endif | |
3537 buf[1] = NUL; | |
3538 add_termcode((char_u *)"kb", buf, FALSE); | |
3539 | |
3540 /* | |
3541 * If <BS> and <DEL> are now the same, redefine <DEL>. | |
3542 */ | |
3543 p = find_termcode((char_u *)"kD"); | |
3544 if (p != NULL && p[0] == buf[0] && p[1] == buf[1]) | |
3545 do_fixdel(NULL); | |
3546 } | |
3547 #if 0 | |
3548 } /* to keep cindent happy */ | |
3549 #endif | |
3550 } | |
3551 | |
3552 #endif /* VMS */ | |
3553 | |
3554 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) | |
3555 /* | |
3556 * Set mouse clicks on or off. | |
3557 */ | |
3558 void | |
3559 mch_setmouse(on) | |
3560 int on; | |
3561 { | |
3562 static int ison = FALSE; | |
3563 int xterm_mouse_vers; | |
3564 | |
3565 if (on == ison) /* return quickly if nothing to do */ | |
3566 return; | |
3567 | |
3568 xterm_mouse_vers = use_xterm_mouse(); | |
3145 | 3569 |
3570 # ifdef FEAT_MOUSE_URXVT | |
3746 | 3571 if (ttym_flags == TTYM_URXVT) |
3572 { | |
3145 | 3573 out_str_nf((char_u *) |
3574 (on | |
3575 ? IF_EB("\033[?1015h", ESC_STR "[?1015h") | |
3576 : IF_EB("\033[?1015l", ESC_STR "[?1015l"))); | |
3577 ison = on; | |
3578 } | |
3579 # endif | |
3580 | |
3746 | 3581 # ifdef FEAT_MOUSE_SGR |
3582 if (ttym_flags == TTYM_SGR) | |
3583 { | |
3584 out_str_nf((char_u *) | |
3585 (on | |
3586 ? IF_EB("\033[?1006h", ESC_STR "[?1006h") | |
3587 : IF_EB("\033[?1006l", ESC_STR "[?1006l"))); | |
3588 ison = on; | |
3589 } | |
3590 # endif | |
3591 | |
7 | 3592 if (xterm_mouse_vers > 0) |
3593 { | |
3594 if (on) /* enable mouse events, use mouse tracking if available */ | |
3595 out_str_nf((char_u *) | |
3596 (xterm_mouse_vers > 1 | |
3597 ? IF_EB("\033[?1002h", ESC_STR "[?1002h") | |
3598 : IF_EB("\033[?1000h", ESC_STR "[?1000h"))); | |
3599 else /* disable mouse events, could probably always send the same */ | |
3600 out_str_nf((char_u *) | |
3601 (xterm_mouse_vers > 1 | |
3602 ? IF_EB("\033[?1002l", ESC_STR "[?1002l") | |
3603 : IF_EB("\033[?1000l", ESC_STR "[?1000l"))); | |
3604 ison = on; | |
3605 } | |
3606 | |
3607 # ifdef FEAT_MOUSE_DEC | |
3608 else if (ttym_flags == TTYM_DEC) | |
3609 { | |
3610 if (on) /* enable mouse events */ | |
3611 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{"); | |
3612 else /* disable mouse events */ | |
3613 out_str_nf((char_u *)"\033['z"); | |
3614 ison = on; | |
3615 } | |
3616 # endif | |
3617 | |
3618 # ifdef FEAT_MOUSE_GPM | |
3619 else | |
3620 { | |
3621 if (on) | |
3622 { | |
3623 if (gpm_open()) | |
3624 ison = TRUE; | |
3625 } | |
3626 else | |
3627 { | |
3628 gpm_close(); | |
3629 ison = FALSE; | |
3630 } | |
3631 } | |
3632 # endif | |
3633 | |
1620 | 3634 # ifdef FEAT_SYSMOUSE |
3635 else | |
3636 { | |
3637 if (on) | |
3638 { | |
3639 if (sysmouse_open() == OK) | |
3640 ison = TRUE; | |
3641 } | |
3642 else | |
3643 { | |
3644 sysmouse_close(); | |
3645 ison = FALSE; | |
3646 } | |
3647 } | |
3648 # endif | |
3649 | |
7 | 3650 # ifdef FEAT_MOUSE_JSB |
3651 else | |
3652 { | |
3653 if (on) | |
3654 { | |
3655 /* D - Enable Mouse up/down messages | |
3656 * L - Enable Left Button Reporting | |
3657 * M - Enable Middle Button Reporting | |
3658 * R - Enable Right Button Reporting | |
3659 * K - Enable SHIFT and CTRL key Reporting | |
3660 * + - Enable Advanced messaging of mouse moves and up/down messages | |
3661 * Q - Quiet No Ack | |
3662 * # - Numeric value of mouse pointer required | |
3663 * 0 = Multiview 2000 cursor, used as standard | |
3664 * 1 = Windows Arrow | |
3665 * 2 = Windows I Beam | |
3666 * 3 = Windows Hour Glass | |
3667 * 4 = Windows Cross Hair | |
3668 * 5 = Windows UP Arrow | |
3669 */ | |
4299 | 3670 # ifdef JSBTERM_MOUSE_NONADVANCED |
3671 /* Disables full feedback of pointer movements */ | |
7 | 3672 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\", |
3673 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\")); | |
4299 | 3674 # else |
7 | 3675 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\", |
3676 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\")); | |
4299 | 3677 # endif |
7 | 3678 ison = TRUE; |
3679 } | |
3680 else | |
3681 { | |
3682 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\", | |
3683 ESC_STR "[0~ZwQ" ESC_STR "\\")); | |
3684 ison = FALSE; | |
3685 } | |
3686 } | |
3687 # endif | |
3688 # ifdef FEAT_MOUSE_PTERM | |
3689 else | |
3690 { | |
3691 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */ | |
3692 if (on) | |
3693 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l"); | |
3694 else | |
3695 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h"); | |
3696 ison = on; | |
3697 } | |
3698 # endif | |
3699 } | |
3700 | |
3701 /* | |
3702 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options. | |
3703 */ | |
3704 void | |
3705 check_mouse_termcode() | |
3706 { | |
3707 # ifdef FEAT_MOUSE_XTERM | |
3708 if (use_xterm_mouse() | |
3145 | 3709 # ifdef FEAT_MOUSE_URXVT |
3710 && use_xterm_mouse() != 3 | |
3711 # endif | |
7 | 3712 # ifdef FEAT_GUI |
3713 && !gui.in_use | |
3714 # endif | |
3715 ) | |
3716 { | |
3717 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
180 | 3718 ? IF_EB("\233M", CSI_STR "M") |
3719 : IF_EB("\033[M", ESC_STR "[M"))); | |
7 | 3720 if (*p_mouse != NUL) |
3721 { | |
3722 /* force mouse off and maybe on to send possibly new mouse | |
3723 * activation sequence to the xterm, with(out) drag tracing. */ | |
3724 mch_setmouse(FALSE); | |
3725 setmouse(); | |
3726 } | |
3727 } | |
3728 else | |
3729 del_mouse_termcode(KS_MOUSE); | |
3730 # endif | |
3731 | |
3732 # ifdef FEAT_MOUSE_GPM | |
3733 if (!use_xterm_mouse() | |
3734 # ifdef FEAT_GUI | |
3735 && !gui.in_use | |
3736 # endif | |
3737 ) | |
3738 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG")); | |
3739 # endif | |
3740 | |
1620 | 3741 # ifdef FEAT_SYSMOUSE |
3742 if (!use_xterm_mouse() | |
3743 # ifdef FEAT_GUI | |
3744 && !gui.in_use | |
3745 # endif | |
3746 ) | |
3747 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MS", ESC_STR "MS")); | |
3748 # endif | |
3749 | |
7 | 3750 # ifdef FEAT_MOUSE_JSB |
6102 | 3751 /* Conflicts with xterm mouse: "\033[" and "\033[M" ??? */ |
7 | 3752 if (!use_xterm_mouse() |
3753 # ifdef FEAT_GUI | |
3754 && !gui.in_use | |
3755 # endif | |
3756 ) | |
3757 set_mouse_termcode(KS_JSBTERM_MOUSE, | |
3758 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw")); | |
3759 else | |
3760 del_mouse_termcode(KS_JSBTERM_MOUSE); | |
3761 # endif | |
3762 | |
3763 # ifdef FEAT_MOUSE_NET | |
180 | 3764 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't |
7 | 3765 * define it in the GUI or when using an xterm. */ |
3766 if (!use_xterm_mouse() | |
3767 # ifdef FEAT_GUI | |
3768 && !gui.in_use | |
3769 # endif | |
3770 ) | |
3771 set_mouse_termcode(KS_NETTERM_MOUSE, | |
3772 (char_u *)IF_EB("\033}", ESC_STR "}")); | |
3773 else | |
3774 del_mouse_termcode(KS_NETTERM_MOUSE); | |
3775 # endif | |
3776 | |
3777 # ifdef FEAT_MOUSE_DEC | |
6102 | 3778 /* Conflicts with xterm mouse: "\033[" and "\033[M" */ |
5932 | 3779 if (!use_xterm_mouse() |
7 | 3780 # ifdef FEAT_GUI |
3781 && !gui.in_use | |
3782 # endif | |
3783 ) | |
180 | 3784 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME) |
3785 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "["))); | |
7 | 3786 else |
3787 del_mouse_termcode(KS_DEC_MOUSE); | |
3788 # endif | |
3789 # ifdef FEAT_MOUSE_PTERM | |
6102 | 3790 /* same conflict as the dec mouse */ |
5932 | 3791 if (!use_xterm_mouse() |
7 | 3792 # ifdef FEAT_GUI |
3793 && !gui.in_use | |
3794 # endif | |
3795 ) | |
3796 set_mouse_termcode(KS_PTERM_MOUSE, | |
3797 (char_u *) IF_EB("\033[", ESC_STR "[")); | |
3798 else | |
3799 del_mouse_termcode(KS_PTERM_MOUSE); | |
3800 # endif | |
3145 | 3801 # ifdef FEAT_MOUSE_URXVT |
6102 | 3802 /* same conflict as the dec mouse */ |
5932 | 3803 if (use_xterm_mouse() == 3 |
3145 | 3804 # ifdef FEAT_GUI |
3805 && !gui.in_use | |
3806 # endif | |
3807 ) | |
3808 { | |
3809 set_mouse_termcode(KS_URXVT_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
3810 ? IF_EB("\233", CSI_STR) | |
3811 : IF_EB("\033[", ESC_STR "["))); | |
3812 | |
3813 if (*p_mouse != NUL) | |
3814 { | |
3815 mch_setmouse(FALSE); | |
3816 setmouse(); | |
3817 } | |
3818 } | |
3819 else | |
3820 del_mouse_termcode(KS_URXVT_MOUSE); | |
3821 # endif | |
3746 | 3822 # ifdef FEAT_MOUSE_SGR |
5905 | 3823 /* There is no conflict with xterm mouse */ |
3746 | 3824 if (use_xterm_mouse() == 4 |
3825 # ifdef FEAT_GUI | |
3826 && !gui.in_use | |
3827 # endif | |
3828 ) | |
3829 { | |
3830 set_mouse_termcode(KS_SGR_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
3831 ? IF_EB("\233<", CSI_STR "<") | |
3832 : IF_EB("\033[<", ESC_STR "[<"))); | |
3833 | |
3834 if (*p_mouse != NUL) | |
3835 { | |
3836 mch_setmouse(FALSE); | |
3837 setmouse(); | |
3838 } | |
3839 } | |
3840 else | |
3841 del_mouse_termcode(KS_SGR_MOUSE); | |
3842 # endif | |
7 | 3843 } |
3844 #endif | |
3845 | |
3846 /* | |
3847 * set screen mode, always fails. | |
3848 */ | |
3849 int | |
3850 mch_screenmode(arg) | |
1877 | 3851 char_u *arg UNUSED; |
7 | 3852 { |
3853 EMSG(_(e_screenmode)); | |
3854 return FAIL; | |
3855 } | |
3856 | |
3857 #ifndef VMS | |
3858 | |
3859 /* | |
3860 * Try to get the current window size: | |
3861 * 1. with an ioctl(), most accurate method | |
3862 * 2. from the environment variables LINES and COLUMNS | |
3863 * 3. from the termcap | |
3864 * 4. keep using the old values | |
3865 * Return OK when size could be determined, FAIL otherwise. | |
3866 */ | |
3867 int | |
3868 mch_get_shellsize() | |
3869 { | |
3870 long rows = 0; | |
3871 long columns = 0; | |
3872 char_u *p; | |
3873 | |
3874 /* | |
3875 * For OS/2 use _scrsize(). | |
3876 */ | |
3877 # ifdef __EMX__ | |
3878 { | |
3879 int s[2]; | |
3880 | |
3881 _scrsize(s); | |
3882 columns = s[0]; | |
3883 rows = s[1]; | |
3884 } | |
3885 # endif | |
3886 | |
3887 /* | |
3888 * 1. try using an ioctl. It is the most accurate method. | |
3889 * | |
3890 * Try using TIOCGWINSZ first, some systems that have it also define | |
3891 * TIOCGSIZE but don't have a struct ttysize. | |
3892 */ | |
3893 # ifdef TIOCGWINSZ | |
3894 { | |
3895 struct winsize ws; | |
3896 int fd = 1; | |
3897 | |
3898 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
3899 if (!isatty(fd) && isatty(read_cmd_fd)) | |
3900 fd = read_cmd_fd; | |
3901 if (ioctl(fd, TIOCGWINSZ, &ws) == 0) | |
3902 { | |
3903 columns = ws.ws_col; | |
3904 rows = ws.ws_row; | |
3905 } | |
3906 } | |
3907 # else /* TIOCGWINSZ */ | |
3908 # ifdef TIOCGSIZE | |
3909 { | |
3910 struct ttysize ts; | |
3911 int fd = 1; | |
3912 | |
3913 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
3914 if (!isatty(fd) && isatty(read_cmd_fd)) | |
3915 fd = read_cmd_fd; | |
3916 if (ioctl(fd, TIOCGSIZE, &ts) == 0) | |
3917 { | |
3918 columns = ts.ts_cols; | |
3919 rows = ts.ts_lines; | |
3920 } | |
3921 } | |
3922 # endif /* TIOCGSIZE */ | |
3923 # endif /* TIOCGWINSZ */ | |
3924 | |
3925 /* | |
3926 * 2. get size from environment | |
164 | 3927 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules |
3928 * the ioctl() values! | |
7 | 3929 */ |
164 | 3930 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL) |
7 | 3931 { |
3932 if ((p = (char_u *)getenv("LINES"))) | |
3933 rows = atoi((char *)p); | |
3934 if ((p = (char_u *)getenv("COLUMNS"))) | |
3935 columns = atoi((char *)p); | |
3936 } | |
3937 | |
3938 #ifdef HAVE_TGETENT | |
3939 /* | |
3940 * 3. try reading "co" and "li" entries from termcap | |
3941 */ | |
3942 if (columns == 0 || rows == 0) | |
3943 getlinecol(&columns, &rows); | |
3944 #endif | |
3945 | |
3946 /* | |
3947 * 4. If everything fails, use the old values | |
3948 */ | |
3949 if (columns <= 0 || rows <= 0) | |
3950 return FAIL; | |
3951 | |
3952 Rows = rows; | |
3953 Columns = columns; | |
5070
cf52d2a8c05c
updated for version 7.3.1278
Bram Moolenaar <bram@vim.org>
parents:
5037
diff
changeset
|
3954 limit_screen_size(); |
7 | 3955 return OK; |
3956 } | |
3957 | |
3958 /* | |
3959 * Try to set the window size to Rows and Columns. | |
3960 */ | |
3961 void | |
3962 mch_set_shellsize() | |
3963 { | |
3964 if (*T_CWS) | |
3965 { | |
3966 /* | |
3967 * NOTE: if you get an error here that term_set_winsize() is | |
3968 * undefined, check the output of configure. It could probably not | |
3969 * find a ncurses, termcap or termlib library. | |
3970 */ | |
3971 term_set_winsize((int)Rows, (int)Columns); | |
3972 out_flush(); | |
3973 screen_start(); /* don't know where cursor is now */ | |
3974 } | |
3975 } | |
3976 | |
3977 #endif /* VMS */ | |
3978 | |
3979 /* | |
3980 * Rows and/or Columns has changed. | |
3981 */ | |
3982 void | |
3983 mch_new_shellsize() | |
3984 { | |
3985 /* Nothing to do. */ | |
3986 } | |
3987 | |
3048 | 3988 /* |
3989 * Wait for process "child" to end. | |
3990 * Return "child" if it exited properly, <= 0 on error. | |
3991 */ | |
3992 static pid_t | |
3993 wait4pid(child, status) | |
3994 pid_t child; | |
3995 waitstatus *status; | |
3996 { | |
3997 pid_t wait_pid = 0; | |
3998 | |
3999 while (wait_pid != child) | |
4000 { | |
3470 | 4001 /* When compiled with Python threads are probably used, in which case |
4002 * wait() sometimes hangs for no obvious reason. Use waitpid() | |
4003 * instead and loop (like the GUI). Also needed for other interfaces, | |
4004 * they might call system(). */ | |
4005 # ifdef __NeXT__ | |
3048 | 4006 wait_pid = wait4(child, status, WNOHANG, (struct rusage *)0); |
3470 | 4007 # else |
3048 | 4008 wait_pid = waitpid(child, status, WNOHANG); |
3470 | 4009 # endif |
3048 | 4010 if (wait_pid == 0) |
4011 { | |
4074 | 4012 /* Wait for 10 msec before trying again. */ |
3048 | 4013 mch_delay(10L, TRUE); |
4014 continue; | |
4015 } | |
4016 if (wait_pid <= 0 | |
4017 # ifdef ECHILD | |
4018 && errno == ECHILD | |
4019 # endif | |
4020 ) | |
4021 break; | |
4022 } | |
4023 return wait_pid; | |
4024 } | |
4025 | |
7 | 4026 int |
4027 mch_call_shell(cmd, options) | |
4028 char_u *cmd; | |
4029 int options; /* SHELL_*, see vim.h */ | |
4030 { | |
4031 #ifdef VMS | |
4032 char *ifn = NULL; | |
4033 char *ofn = NULL; | |
4034 #endif | |
4035 int tmode = cur_tmode; | |
4036 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */ | |
4037 int x; | |
4038 # ifndef __EMX__ | |
4039 char_u *newcmd; /* only needed for unix */ | |
4040 # else | |
4041 /* | |
4042 * Set the preferred shell in the EMXSHELL environment variable (but | |
4043 * only if it is different from what is already in the environment). | |
4044 * Emx then takes care of whether to use "/c" or "-c" in an | |
4045 * intelligent way. Simply pass the whole thing to emx's system() call. | |
4046 * Emx also starts an interactive shell if system() is passed an empty | |
4047 * string. | |
4048 */ | |
4049 char_u *p, *old; | |
4050 | |
4051 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh)) | |
4052 { | |
4053 /* should check HAVE_SETENV, but I know we don't have it. */ | |
4054 p = alloc(10 + strlen(p_sh)); | |
4055 if (p) | |
4056 { | |
4057 sprintf((char *)p, "EMXSHELL=%s", p_sh); | |
4058 putenv((char *)p); /* don't free the pointer! */ | |
4059 } | |
4060 } | |
4061 # endif | |
4062 | |
4063 out_flush(); | |
4064 | |
4065 if (options & SHELL_COOKED) | |
4066 settmode(TMODE_COOK); /* set to normal mode */ | |
4067 | |
2586 | 4068 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
4209 | 4069 save_clipboard(); |
2586 | 4070 loose_clipboard(); |
4071 # endif | |
4072 | |
7 | 4073 # ifdef __EMX__ |
4074 if (cmd == NULL) | |
4075 x = system(""); /* this starts an interactive shell in emx */ | |
4076 else | |
4077 x = system((char *)cmd); | |
4078 /* system() returns -1 when error occurs in starting shell */ | |
4079 if (x == -1 && !emsg_silent) | |
4080 { | |
4081 MSG_PUTS(_("\nCannot execute shell ")); | |
4082 msg_outtrans(p_sh); | |
4083 msg_putchar('\n'); | |
4084 } | |
4085 # else /* not __EMX__ */ | |
4086 if (cmd == NULL) | |
4087 x = system((char *)p_sh); | |
4088 else | |
4089 { | |
4090 # ifdef VMS | |
4091 if (ofn = strchr((char *)cmd, '>')) | |
4092 *ofn++ = '\0'; | |
4093 if (ifn = strchr((char *)cmd, '<')) | |
4094 { | |
4095 char *p; | |
4096 | |
4097 *ifn++ = '\0'; | |
4098 p = strchr(ifn,' '); /* chop off any trailing spaces */ | |
4099 if (p) | |
4100 *p = '\0'; | |
4101 } | |
4102 if (ofn) | |
4103 x = vms_sys((char *)cmd, ofn, ifn); | |
4104 else | |
4105 x = system((char *)cmd); | |
4106 # else | |
4107 newcmd = lalloc(STRLEN(p_sh) | |
4108 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg)) | |
4109 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE); | |
4110 if (newcmd == NULL) | |
4111 x = 0; | |
4112 else | |
4113 { | |
4114 sprintf((char *)newcmd, "%s %s %s %s", p_sh, | |
4115 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg, | |
4116 (char *)p_shcf, | |
4117 (char *)cmd); | |
4118 x = system((char *)newcmd); | |
4119 vim_free(newcmd); | |
4120 } | |
4121 # endif | |
4122 } | |
4123 # ifdef VMS | |
4124 x = vms_sys_status(x); | |
4125 # endif | |
4126 if (emsg_silent) | |
4127 ; | |
4128 else if (x == 127) | |
4129 MSG_PUTS(_("\nCannot execute shell sh\n")); | |
4130 # endif /* __EMX__ */ | |
4131 else if (x && !(options & SHELL_SILENT)) | |
4132 { | |
4133 MSG_PUTS(_("\nshell returned ")); | |
4134 msg_outnum((long)x); | |
4135 msg_putchar('\n'); | |
4136 } | |
4137 | |
4138 if (tmode == TMODE_RAW) | |
4139 settmode(TMODE_RAW); /* set to raw mode */ | |
4140 # ifdef FEAT_TITLE | |
4141 resettitle(); | |
4142 # endif | |
4209 | 4143 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
4144 restore_clipboard(); | |
4145 # endif | |
7 | 4146 return x; |
4147 | |
4148 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */ | |
4149 | |
167 | 4150 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use |
4151 127, some shells use that already */ | |
7 | 4152 |
4153 char_u *newcmd = NULL; | |
4154 pid_t pid; | |
167 | 4155 pid_t wpid = 0; |
7 | 4156 pid_t wait_pid = 0; |
4157 # ifdef HAVE_UNION_WAIT | |
4158 union wait status; | |
4159 # else | |
4160 int status = -1; | |
4161 # endif | |
4162 int retval = -1; | |
4163 char **argv = NULL; | |
4164 int argc; | |
2994 | 4165 char_u *p_shcf_copy = NULL; |
7 | 4166 int i; |
4167 char_u *p; | |
4168 int inquote; | |
167 | 4169 int pty_master_fd = -1; /* for pty's */ |
7 | 4170 # ifdef FEAT_GUI |
4171 int pty_slave_fd = -1; | |
4172 char *tty_name; | |
167 | 4173 # endif |
602 | 4174 int fd_toshell[2]; /* for pipes */ |
7 | 4175 int fd_fromshell[2]; |
4176 int pipe_error = FALSE; | |
167 | 4177 # ifdef HAVE_SETENV |
7 | 4178 char envbuf[50]; |
167 | 4179 # else |
7 | 4180 static char envbuf_Rows[20]; |
4181 static char envbuf_Columns[20]; | |
4182 # endif | |
602 | 4183 int did_settmode = FALSE; /* settmode(TMODE_RAW) called */ |
7 | 4184 |
2586 | 4185 newcmd = vim_strsave(p_sh); |
4186 if (newcmd == NULL) /* out of memory */ | |
4187 goto error; | |
4188 | |
7 | 4189 out_flush(); |
4190 if (options & SHELL_COOKED) | |
4191 settmode(TMODE_COOK); /* set to normal mode */ | |
4192 | |
602 | 4193 /* |
4194 * Do this loop twice: | |
4195 * 1: find number of arguments | |
4196 * 2: separate them and build argv[] | |
4197 */ | |
7 | 4198 for (i = 0; i < 2; ++i) |
4199 { | |
4200 p = newcmd; | |
4201 inquote = FALSE; | |
4202 argc = 0; | |
4203 for (;;) | |
4204 { | |
4205 if (i == 1) | |
4206 argv[argc] = (char *)p; | |
4207 ++argc; | |
4208 while (*p && (inquote || (*p != ' ' && *p != TAB))) | |
4209 { | |
4210 if (*p == '"') | |
4211 inquote = !inquote; | |
4212 ++p; | |
4213 } | |
4214 if (*p == NUL) | |
4215 break; | |
4216 if (i == 1) | |
4217 *p++ = NUL; | |
4218 p = skipwhite(p); | |
4219 } | |
840 | 4220 if (argv == NULL) |
7 | 4221 { |
2994 | 4222 /* |
4223 * Account for possible multiple args in p_shcf. | |
4224 */ | |
4225 p = p_shcf; | |
4226 for (;;) | |
4227 { | |
4228 p = skiptowhite(p); | |
4229 if (*p == NUL) | |
4230 break; | |
4231 ++argc; | |
4232 p = skipwhite(p); | |
4233 } | |
4234 | |
7 | 4235 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *))); |
4236 if (argv == NULL) /* out of memory */ | |
4237 goto error; | |
4238 } | |
4239 } | |
4240 if (cmd != NULL) | |
4241 { | |
3263 | 4242 char_u *s; |
4243 | |
7 | 4244 if (extra_shell_arg != NULL) |
4245 argv[argc++] = (char *)extra_shell_arg; | |
2994 | 4246 |
4247 /* Break 'shellcmdflag' into white separated parts. This doesn't | |
4248 * handle quoted strings, they are very unlikely to appear. */ | |
4249 p_shcf_copy = alloc((unsigned)STRLEN(p_shcf) + 1); | |
4250 if (p_shcf_copy == NULL) /* out of memory */ | |
4251 goto error; | |
4252 s = p_shcf_copy; | |
4253 p = p_shcf; | |
4254 while (*p != NUL) | |
4255 { | |
4256 argv[argc++] = (char *)s; | |
4257 while (*p && *p != ' ' && *p != TAB) | |
4258 *s++ = *p++; | |
4259 *s++ = NUL; | |
4260 p = skipwhite(p); | |
4261 } | |
4262 | |
7 | 4263 argv[argc++] = (char *)cmd; |
4264 } | |
4265 argv[argc] = NULL; | |
4266 | |
167 | 4267 /* |
4268 * For the GUI, when writing the output into the buffer and when reading | |
4269 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout | |
4270 * of the executed command into the Vim window. Or use a pipe. | |
4271 */ | |
4272 if ((options & (SHELL_READ|SHELL_WRITE)) | |
7 | 4273 # ifdef FEAT_GUI |
167 | 4274 || (gui.in_use && show_shell_mess) |
4275 # endif | |
4276 ) | |
7 | 4277 { |
167 | 4278 # ifdef FEAT_GUI |
7 | 4279 /* |
4280 * Try to open a master pty. | |
4281 * If this works, open the slave pty. | |
4282 * If the slave can't be opened, close the master pty. | |
4283 */ | |
167 | 4284 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE))) |
7 | 4285 { |
4286 pty_master_fd = OpenPTY(&tty_name); /* open pty */ | |
2992 | 4287 if (pty_master_fd >= 0) |
7 | 4288 { |
2992 | 4289 /* Leaving out O_NOCTTY may lead to waitpid() always returning |
4290 * 0 on Mac OS X 10.7 thereby causing freezes. Let's assume | |
4291 * adding O_NOCTTY always works when defined. */ | |
4292 #ifdef O_NOCTTY | |
4293 pty_slave_fd = open(tty_name, O_RDWR | O_NOCTTY | O_EXTRA, 0); | |
4294 #else | |
4295 pty_slave_fd = open(tty_name, O_RDWR | O_EXTRA, 0); | |
4296 #endif | |
4297 if (pty_slave_fd < 0) | |
4298 { | |
4299 close(pty_master_fd); | |
4300 pty_master_fd = -1; | |
4301 } | |
7 | 4302 } |
4303 } | |
4304 /* | |
4305 * If not opening a pty or it didn't work, try using pipes. | |
4306 */ | |
4307 if (pty_master_fd < 0) | |
167 | 4308 # endif |
7 | 4309 { |
4310 pipe_error = (pipe(fd_toshell) < 0); | |
4311 if (!pipe_error) /* pipe create OK */ | |
4312 { | |
4313 pipe_error = (pipe(fd_fromshell) < 0); | |
4314 if (pipe_error) /* pipe create failed */ | |
4315 { | |
4316 close(fd_toshell[0]); | |
4317 close(fd_toshell[1]); | |
4318 } | |
4319 } | |
4320 if (pipe_error) | |
4321 { | |
4322 MSG_PUTS(_("\nCannot create pipes\n")); | |
4323 out_flush(); | |
4324 } | |
4325 } | |
4326 } | |
4327 | |
4328 if (!pipe_error) /* pty or pipe opened or not used */ | |
4329 { | |
4330 # ifdef __BEOS__ | |
4331 beos_cleanup_read_thread(); | |
4332 # endif | |
602 | 4333 |
7 | 4334 if ((pid = fork()) == -1) /* maybe we should use vfork() */ |
4335 { | |
4336 MSG_PUTS(_("\nCannot fork\n")); | |
167 | 4337 if ((options & (SHELL_READ|SHELL_WRITE)) |
7 | 4338 # ifdef FEAT_GUI |
167 | 4339 || (gui.in_use && show_shell_mess) |
4340 # endif | |
4341 ) | |
7 | 4342 { |
167 | 4343 # ifdef FEAT_GUI |
7 | 4344 if (pty_master_fd >= 0) /* close the pseudo tty */ |
4345 { | |
4346 close(pty_master_fd); | |
4347 close(pty_slave_fd); | |
4348 } | |
4349 else /* close the pipes */ | |
167 | 4350 # endif |
7 | 4351 { |
4352 close(fd_toshell[0]); | |
4353 close(fd_toshell[1]); | |
4354 close(fd_fromshell[0]); | |
4355 close(fd_fromshell[1]); | |
4356 } | |
4357 } | |
4358 } | |
4359 else if (pid == 0) /* child */ | |
4360 { | |
4361 reset_signals(); /* handle signals normally */ | |
4362 | |
4363 if (!show_shell_mess || (options & SHELL_EXPAND)) | |
4364 { | |
4365 int fd; | |
4366 | |
4367 /* | |
4368 * Don't want to show any message from the shell. Can't just | |
4369 * close stdout and stderr though, because some systems will | |
4370 * break if you try to write to them after that, so we must | |
4371 * use dup() to replace them with something else -- webb | |
4372 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang, | |
4373 * waiting for input. | |
4374 */ | |
4375 fd = open("/dev/null", O_RDWR | O_EXTRA, 0); | |
4376 fclose(stdin); | |
4377 fclose(stdout); | |
4378 fclose(stderr); | |
4379 | |
4380 /* | |
4381 * If any of these open()'s and dup()'s fail, we just continue | |
4382 * anyway. It's not fatal, and on most systems it will make | |
4383 * no difference at all. On a few it will cause the execvp() | |
4384 * to exit with a non-zero status even when the completion | |
4385 * could be done, which is nothing too serious. If the open() | |
4386 * or dup() failed we'd just do the same thing ourselves | |
4387 * anyway -- webb | |
4388 */ | |
4389 if (fd >= 0) | |
4390 { | |
1757 | 4391 ignored = dup(fd); /* To replace stdin (fd 0) */ |
4392 ignored = dup(fd); /* To replace stdout (fd 1) */ | |
4393 ignored = dup(fd); /* To replace stderr (fd 2) */ | |
7 | 4394 |
4395 /* Don't need this now that we've duplicated it */ | |
4396 close(fd); | |
4397 } | |
4398 } | |
167 | 4399 else if ((options & (SHELL_READ|SHELL_WRITE)) |
7 | 4400 # ifdef FEAT_GUI |
167 | 4401 || gui.in_use |
4402 # endif | |
4403 ) | |
7 | 4404 { |
4405 | |
167 | 4406 # ifdef HAVE_SETSID |
602 | 4407 /* Create our own process group, so that the child and all its |
4408 * children can be kill()ed. Don't do this when using pipes, | |
1698 | 4409 * because stdin is not a tty, we would lose /dev/tty. */ |
602 | 4410 if (p_stmp) |
1799 | 4411 { |
602 | 4412 (void)setsid(); |
1799 | 4413 # if defined(SIGHUP) |
4414 /* When doing "!xterm&" and 'shell' is bash: the shell | |
4415 * will exit and send SIGHUP to all processes in its | |
4416 * group, killing the just started process. Ignore SIGHUP | |
4417 * to avoid that. (suggested by Simon Schubert) | |
4418 */ | |
4419 signal(SIGHUP, SIG_IGN); | |
4420 # endif | |
4421 } | |
167 | 4422 # endif |
4423 # ifdef FEAT_GUI | |
602 | 4424 if (pty_slave_fd >= 0) |
4425 { | |
4426 /* push stream discipline modules */ | |
4427 if (options & SHELL_COOKED) | |
4428 SetupSlavePTY(pty_slave_fd); | |
7 | 4429 # ifdef TIOCSCTTY |
602 | 4430 /* Try to become controlling tty (probably doesn't work, |
4431 * unless run by root) */ | |
4432 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL); | |
7 | 4433 # endif |
602 | 4434 } |
167 | 4435 # endif |
7 | 4436 /* Simulate to have a dumb terminal (for now) */ |
167 | 4437 # ifdef HAVE_SETENV |
7 | 4438 setenv("TERM", "dumb", 1); |
4439 sprintf((char *)envbuf, "%ld", Rows); | |
4440 setenv("ROWS", (char *)envbuf, 1); | |
4441 sprintf((char *)envbuf, "%ld", Rows); | |
4442 setenv("LINES", (char *)envbuf, 1); | |
4443 sprintf((char *)envbuf, "%ld", Columns); | |
4444 setenv("COLUMNS", (char *)envbuf, 1); | |
167 | 4445 # else |
7 | 4446 /* |
4447 * Putenv does not copy the string, it has to remain valid. | |
1698 | 4448 * Use a static array to avoid losing allocated memory. |
7 | 4449 */ |
4450 putenv("TERM=dumb"); | |
4451 sprintf(envbuf_Rows, "ROWS=%ld", Rows); | |
4452 putenv(envbuf_Rows); | |
4453 sprintf(envbuf_Rows, "LINES=%ld", Rows); | |
4454 putenv(envbuf_Rows); | |
4455 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns); | |
4456 putenv(envbuf_Columns); | |
167 | 4457 # endif |
4458 | |
557 | 4459 /* |
4460 * stderr is only redirected when using the GUI, so that a | |
4461 * program like gpg can still access the terminal to get a | |
4462 * passphrase using stderr. | |
4463 */ | |
167 | 4464 # ifdef FEAT_GUI |
7 | 4465 if (pty_master_fd >= 0) |
4466 { | |
4467 close(pty_master_fd); /* close master side of pty */ | |
4468 | |
4469 /* set up stdin/stdout/stderr for the child */ | |
4470 close(0); | |
1757 | 4471 ignored = dup(pty_slave_fd); |
7 | 4472 close(1); |
1757 | 4473 ignored = dup(pty_slave_fd); |
557 | 4474 if (gui.in_use) |
4475 { | |
4476 close(2); | |
1757 | 4477 ignored = dup(pty_slave_fd); |
557 | 4478 } |
7 | 4479 |
4480 close(pty_slave_fd); /* has been dupped, close it now */ | |
4481 } | |
4482 else | |
167 | 4483 # endif |
7 | 4484 { |
4485 /* set up stdin for the child */ | |
4486 close(fd_toshell[1]); | |
4487 close(0); | |
1757 | 4488 ignored = dup(fd_toshell[0]); |
7 | 4489 close(fd_toshell[0]); |
4490 | |
4491 /* set up stdout for the child */ | |
4492 close(fd_fromshell[0]); | |
4493 close(1); | |
1757 | 4494 ignored = dup(fd_fromshell[1]); |
7 | 4495 close(fd_fromshell[1]); |
4496 | |
557 | 4497 # ifdef FEAT_GUI |
4498 if (gui.in_use) | |
4499 { | |
4500 /* set up stderr for the child */ | |
4501 close(2); | |
1757 | 4502 ignored = dup(1); |
557 | 4503 } |
4504 # endif | |
7 | 4505 } |
4506 } | |
167 | 4507 |
7 | 4508 /* |
4509 * There is no type cast for the argv, because the type may be | |
4510 * different on different machines. This may cause a warning | |
4511 * message with strict compilers, don't worry about it. | |
4512 * Call _exit() instead of exit() to avoid closing the connection | |
4513 * to the X server (esp. with GTK, which uses atexit()). | |
4514 */ | |
4515 execvp(argv[0], argv); | |
4516 _exit(EXEC_FAILED); /* exec failed, return failure code */ | |
4517 } | |
4518 else /* parent */ | |
4519 { | |
4520 /* | |
4521 * While child is running, ignore terminating signals. | |
167 | 4522 * Do catch CTRL-C, so that "got_int" is set. |
7 | 4523 */ |
4524 catch_signals(SIG_IGN, SIG_ERR); | |
167 | 4525 catch_int_signal(); |
7 | 4526 |
4527 /* | |
4528 * For the GUI we redirect stdin, stdout and stderr to our window. | |
167 | 4529 * This is also used to pipe stdin/stdout to/from the external |
4530 * command. | |
7 | 4531 */ |
167 | 4532 if ((options & (SHELL_READ|SHELL_WRITE)) |
4533 # ifdef FEAT_GUI | |
4534 || (gui.in_use && show_shell_mess) | |
4535 # endif | |
4536 ) | |
7 | 4537 { |
167 | 4538 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */ |
7 | 4539 char_u buffer[BUFLEN + 1]; |
167 | 4540 # ifdef FEAT_MBYTE |
7 | 4541 int buffer_off = 0; /* valid bytes in buffer[] */ |
167 | 4542 # endif |
7 | 4543 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */ |
4544 int ta_len = 0; /* valid bytes in ta_buf[] */ | |
4545 int len; | |
4546 int p_more_save; | |
4547 int old_State; | |
4548 int c; | |
4549 int toshell_fd; | |
4550 int fromshell_fd; | |
167 | 4551 garray_T ga; |
4552 int noread_cnt; | |
1823 | 4553 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
4554 struct timeval start_tv; | |
4555 # endif | |
167 | 4556 |
4557 # ifdef FEAT_GUI | |
7 | 4558 if (pty_master_fd >= 0) |
4559 { | |
4560 fromshell_fd = pty_master_fd; | |
4561 toshell_fd = dup(pty_master_fd); | |
4562 } | |
4563 else | |
167 | 4564 # endif |
7 | 4565 { |
4566 close(fd_toshell[0]); | |
4567 close(fd_fromshell[1]); | |
4568 toshell_fd = fd_toshell[1]; | |
4569 fromshell_fd = fd_fromshell[0]; | |
4570 } | |
4571 | |
4572 /* | |
4573 * Write to the child if there are typed characters. | |
4574 * Read from the child if there are characters available. | |
4575 * Repeat the reading a few times if more characters are | |
4576 * available. Need to check for typed keys now and then, but | |
4577 * not too often (delays when no chars are available). | |
4578 * This loop is quit if no characters can be read from the pty | |
4579 * (WaitForChar detected special condition), or there are no | |
4580 * characters available and the child has exited. | |
4581 * Only check if the child has exited when there is no more | |
4582 * output. The child may exit before all the output has | |
4583 * been printed. | |
4584 * | |
4585 * Currently this busy loops! | |
4586 * This can probably dead-lock when the write blocks! | |
4587 */ | |
4588 p_more_save = p_more; | |
4589 p_more = FALSE; | |
4590 old_State = State; | |
4591 State = EXTERNCMD; /* don't redraw at window resize */ | |
4592 | |
602 | 4593 if ((options & SHELL_WRITE) && toshell_fd >= 0) |
167 | 4594 { |
4595 /* Fork a process that will write the lines to the | |
4596 * external program. */ | |
4597 if ((wpid = fork()) == -1) | |
4598 { | |
4599 MSG_PUTS(_("\nCannot fork\n")); | |
4600 } | |
3048 | 4601 else if (wpid == 0) /* child */ |
167 | 4602 { |
4603 linenr_T lnum = curbuf->b_op_start.lnum; | |
4604 int written = 0; | |
944 | 4605 char_u *lp = ml_get(lnum); |
167 | 4606 size_t l; |
4607 | |
177 | 4608 close(fromshell_fd); |
167 | 4609 for (;;) |
4610 { | |
944 | 4611 l = STRLEN(lp + written); |
167 | 4612 if (l == 0) |
4613 len = 0; | |
944 | 4614 else if (lp[written] == NL) |
167 | 4615 /* NL -> NUL translation */ |
4616 len = write(toshell_fd, "", (size_t)1); | |
4617 else | |
4618 { | |
3263 | 4619 char_u *s = vim_strchr(lp + written, NL); |
4620 | |
944 | 4621 len = write(toshell_fd, (char *)lp + written, |
1877 | 4622 s == NULL ? l |
4623 : (size_t)(s - (lp + written))); | |
167 | 4624 } |
1877 | 4625 if (len == (int)l) |
167 | 4626 { |
4627 /* Finished a line, add a NL, unless this line | |
4628 * should not have one. */ | |
4629 if (lnum != curbuf->b_op_end.lnum | |
6933 | 4630 || (!curbuf->b_p_bin |
4631 && curbuf->b_p_fixeol) | |
2707 | 4632 || (lnum != curbuf->b_no_eol_lnum |
167 | 4633 && (lnum != |
4634 curbuf->b_ml.ml_line_count | |
4635 || curbuf->b_p_eol))) | |
1757 | 4636 ignored = write(toshell_fd, "\n", |
4637 (size_t)1); | |
167 | 4638 ++lnum; |
4639 if (lnum > curbuf->b_op_end.lnum) | |
4640 { | |
4641 /* finished all the lines, close pipe */ | |
4642 close(toshell_fd); | |
4643 toshell_fd = -1; | |
4644 break; | |
4645 } | |
944 | 4646 lp = ml_get(lnum); |
167 | 4647 written = 0; |
4648 } | |
4649 else if (len > 0) | |
4650 written += len; | |
4651 } | |
4652 _exit(0); | |
4653 } | |
3048 | 4654 else /* parent */ |
167 | 4655 { |
4656 close(toshell_fd); | |
4657 toshell_fd = -1; | |
4658 } | |
4659 } | |
4660 | |
4661 if (options & SHELL_READ) | |
4662 ga_init2(&ga, 1, BUFLEN); | |
4663 | |
4664 noread_cnt = 0; | |
1823 | 4665 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
4666 gettimeofday(&start_tv, NULL); | |
4667 # endif | |
7 | 4668 for (;;) |
4669 { | |
4670 /* | |
4671 * Check if keys have been typed, write them to the child | |
592 | 4672 * if there are any. |
4673 * Don't do this if we are expanding wild cards (would eat | |
4674 * typeahead). | |
4675 * Don't do this when filtering and terminal is in cooked | |
4676 * mode, the shell command will handle the I/O. Avoids | |
4677 * that a typed password is echoed for ssh or gpg command. | |
602 | 4678 * Don't get characters when the child has already |
4679 * finished (wait_pid == 0). | |
167 | 4680 * Don't read characters unless we didn't get output for a |
1823 | 4681 * while (noread_cnt > 4), avoids that ":r !ls" eats |
4682 * typeahead. | |
7 | 4683 */ |
4684 len = 0; | |
4685 if (!(options & SHELL_EXPAND) | |
592 | 4686 && ((options & |
4687 (SHELL_READ|SHELL_WRITE|SHELL_COOKED)) | |
4688 != (SHELL_READ|SHELL_WRITE|SHELL_COOKED) | |
1823 | 4689 # ifdef FEAT_GUI |
592 | 4690 || gui.in_use |
1823 | 4691 # endif |
592 | 4692 ) |
602 | 4693 && wait_pid == 0 |
1823 | 4694 && (ta_len > 0 || noread_cnt > 4)) |
7 | 4695 { |
1823 | 4696 if (ta_len == 0) |
4697 { | |
4698 /* Get extra characters when we don't have any. | |
4699 * Reset the counter and timer. */ | |
4700 noread_cnt = 0; | |
4701 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
4702 gettimeofday(&start_tv, NULL); | |
4703 # endif | |
4704 len = ui_inchar(ta_buf, BUFLEN, 10L, 0); | |
4705 } | |
4706 if (ta_len > 0 || len > 0) | |
4707 { | |
7 | 4708 /* |
4709 * For pipes: | |
4710 * Check for CTRL-C: send interrupt signal to child. | |
4711 * Check for CTRL-D: EOF, close pipe to child. | |
4712 */ | |
4713 if (len == 1 && (pty_master_fd < 0 || cmd != NULL)) | |
4714 { | |
167 | 4715 # ifdef SIGINT |
7 | 4716 /* |
4717 * Send SIGINT to the child's group or all | |
4718 * processes in our group. | |
4719 */ | |
4720 if (ta_buf[ta_len] == Ctrl_C | |
4721 || ta_buf[ta_len] == intr_char) | |
167 | 4722 { |
4723 # ifdef HAVE_SETSID | |
7 | 4724 kill(-pid, SIGINT); |
167 | 4725 # else |
7 | 4726 kill(0, SIGINT); |
4727 # endif | |
167 | 4728 if (wpid > 0) |
4729 kill(wpid, SIGINT); | |
4730 } | |
4731 # endif | |
7 | 4732 if (pty_master_fd < 0 && toshell_fd >= 0 |
4733 && ta_buf[ta_len] == Ctrl_D) | |
4734 { | |
4735 close(toshell_fd); | |
4736 toshell_fd = -1; | |
4737 } | |
4738 } | |
4739 | |
4740 /* replace K_BS by <BS> and K_DEL by <DEL> */ | |
4741 for (i = ta_len; i < ta_len + len; ++i) | |
4742 { | |
4743 if (ta_buf[i] == CSI && len - i > 2) | |
4744 { | |
4745 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]); | |
4746 if (c == K_DEL || c == K_KDEL || c == K_BS) | |
4747 { | |
4748 mch_memmove(ta_buf + i + 1, ta_buf + i + 3, | |
4749 (size_t)(len - i - 2)); | |
4750 if (c == K_DEL || c == K_KDEL) | |
4751 ta_buf[i] = DEL; | |
4752 else | |
4753 ta_buf[i] = Ctrl_H; | |
4754 len -= 2; | |
4755 } | |
4756 } | |
4757 else if (ta_buf[i] == '\r') | |
4758 ta_buf[i] = '\n'; | |
167 | 4759 # ifdef FEAT_MBYTE |
7 | 4760 if (has_mbyte) |
1903 | 4761 i += (*mb_ptr2len_len)(ta_buf + i, |
4762 ta_len + len - i) - 1; | |
167 | 4763 # endif |
7 | 4764 } |
4765 | |
4766 /* | |
4767 * For pipes: echo the typed characters. | |
4768 * For a pty this does not seem to work. | |
4769 */ | |
4770 if (pty_master_fd < 0) | |
4771 { | |
4772 for (i = ta_len; i < ta_len + len; ++i) | |
4773 { | |
4774 if (ta_buf[i] == '\n' || ta_buf[i] == '\b') | |
4775 msg_putchar(ta_buf[i]); | |
167 | 4776 # ifdef FEAT_MBYTE |
7 | 4777 else if (has_mbyte) |
4778 { | |
474 | 4779 int l = (*mb_ptr2len)(ta_buf + i); |
7 | 4780 |
4781 msg_outtrans_len(ta_buf + i, l); | |
4782 i += l - 1; | |
4783 } | |
167 | 4784 # endif |
7 | 4785 else |
4786 msg_outtrans_len(ta_buf + i, 1); | |
4787 } | |
4788 windgoto(msg_row, msg_col); | |
4789 out_flush(); | |
4790 } | |
4791 | |
4792 ta_len += len; | |
4793 | |
4794 /* | |
4795 * Write the characters to the child, unless EOF has | |
4796 * been typed for pipes. Write one character at a | |
1698 | 4797 * time, to avoid losing too much typeahead. |
167 | 4798 * When writing buffer lines, drop the typed |
4799 * characters (only check for CTRL-C). | |
7 | 4800 */ |
167 | 4801 if (options & SHELL_WRITE) |
4802 ta_len = 0; | |
4803 else if (toshell_fd >= 0) | |
7 | 4804 { |
4805 len = write(toshell_fd, (char *)ta_buf, (size_t)1); | |
4806 if (len > 0) | |
4807 { | |
4808 ta_len -= len; | |
4809 mch_memmove(ta_buf, ta_buf + len, ta_len); | |
4810 } | |
4811 } | |
1823 | 4812 } |
7 | 4813 } |
4814 | |
167 | 4815 if (got_int) |
4816 { | |
4817 /* CTRL-C sends a signal to the child, we ignore it | |
4818 * ourselves */ | |
4819 # ifdef HAVE_SETSID | |
4820 kill(-pid, SIGINT); | |
4821 # else | |
4822 kill(0, SIGINT); | |
4823 # endif | |
4824 if (wpid > 0) | |
4825 kill(wpid, SIGINT); | |
4826 got_int = FALSE; | |
4827 } | |
4828 | |
7 | 4829 /* |
4830 * Check if the child has any characters to be printed. | |
4831 * Read them and write them to our window. Repeat this as | |
4832 * long as there is something to do, avoid the 10ms wait | |
4833 * for mch_inchar(), or sending typeahead characters to | |
4834 * the external process. | |
4835 * TODO: This should handle escape sequences, compatible | |
4836 * to some terminal (vt52?). | |
4837 */ | |
167 | 4838 ++noread_cnt; |
7 | 4839 while (RealWaitForChar(fromshell_fd, 10L, NULL)) |
4840 { | |
2664 | 4841 len = read_eintr(fromshell_fd, buffer |
167 | 4842 # ifdef FEAT_MBYTE |
7 | 4843 + buffer_off, (size_t)(BUFLEN - buffer_off) |
167 | 4844 # else |
7 | 4845 , (size_t)BUFLEN |
167 | 4846 # endif |
7 | 4847 ); |
4848 if (len <= 0) /* end of file or error */ | |
4849 goto finished; | |
167 | 4850 |
4851 noread_cnt = 0; | |
4852 if (options & SHELL_READ) | |
4853 { | |
4854 /* Do NUL -> NL translation, append NL separated | |
4855 * lines to the current buffer. */ | |
4856 for (i = 0; i < len; ++i) | |
4857 { | |
4858 if (buffer[i] == NL) | |
4859 append_ga_line(&ga); | |
4860 else if (buffer[i] == NUL) | |
4861 ga_append(&ga, NL); | |
4862 else | |
4863 ga_append(&ga, buffer[i]); | |
4864 } | |
4865 } | |
4866 # ifdef FEAT_MBYTE | |
4867 else if (has_mbyte) | |
7 | 4868 { |
4869 int l; | |
4870 | |
167 | 4871 len += buffer_off; |
4872 buffer[len] = NUL; | |
4873 | |
7 | 4874 /* Check if the last character in buffer[] is |
4875 * incomplete, keep these bytes for the next | |
4876 * round. */ | |
4877 for (p = buffer; p < buffer + len; p += l) | |
4878 { | |
474 | 4879 l = mb_cptr2len(p); |
7 | 4880 if (l == 0) |
4881 l = 1; /* NUL byte? */ | |
4882 else if (MB_BYTE2LEN(*p) != l) | |
4883 break; | |
4884 } | |
4885 if (p == buffer) /* no complete character */ | |
4886 { | |
4887 /* avoid getting stuck at an illegal byte */ | |
4888 if (len >= 12) | |
4889 ++p; | |
4890 else | |
4891 { | |
4892 buffer_off = len; | |
4893 continue; | |
4894 } | |
4895 } | |
4896 c = *p; | |
4897 *p = NUL; | |
4898 msg_puts(buffer); | |
4899 if (p < buffer + len) | |
4900 { | |
4901 *p = c; | |
4902 buffer_off = (buffer + len) - p; | |
4903 mch_memmove(buffer, p, buffer_off); | |
4904 continue; | |
4905 } | |
4906 buffer_off = 0; | |
4907 } | |
167 | 4908 # endif /* FEAT_MBYTE */ |
7 | 4909 else |
4910 { | |
4911 buffer[len] = NUL; | |
4912 msg_puts(buffer); | |
4913 } | |
4914 | |
4915 windgoto(msg_row, msg_col); | |
4916 cursor_on(); | |
4917 out_flush(); | |
4918 if (got_int) | |
4919 break; | |
1823 | 4920 |
4921 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
4922 { | |
4923 struct timeval now_tv; | |
4924 long msec; | |
4925 | |
4926 /* Avoid that we keep looping here without | |
4927 * checking for a CTRL-C for a long time. Don't | |
4928 * break out too often to avoid losing typeahead. */ | |
4929 gettimeofday(&now_tv, NULL); | |
4930 msec = (now_tv.tv_sec - start_tv.tv_sec) * 1000L | |
4931 + (now_tv.tv_usec - start_tv.tv_usec) / 1000L; | |
4932 if (msec > 2000) | |
4933 { | |
4934 noread_cnt = 5; | |
4935 break; | |
4936 } | |
4937 } | |
4938 # endif | |
7 | 4939 } |
4940 | |
602 | 4941 /* If we already detected the child has finished break the |
4942 * loop now. */ | |
4943 if (wait_pid == pid) | |
4944 break; | |
4945 | |
7 | 4946 /* |
4947 * Check if the child still exists, before checking for | |
1698 | 4948 * typed characters (otherwise we would lose typeahead). |
7 | 4949 */ |
167 | 4950 # ifdef __NeXT__ |
3048 | 4951 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); |
167 | 4952 # else |
7 | 4953 wait_pid = waitpid(pid, &status, WNOHANG); |
167 | 4954 # endif |
7 | 4955 if ((wait_pid == (pid_t)-1 && errno == ECHILD) |
4956 || (wait_pid == pid && WIFEXITED(status))) | |
4957 { | |
602 | 4958 /* Don't break the loop yet, try reading more |
4959 * characters from "fromshell_fd" first. When using | |
4960 * pipes there might still be something to read and | |
4961 * then we'll break the loop at the "break" above. */ | |
7 | 4962 wait_pid = pid; |
4963 } | |
602 | 4964 else |
4965 wait_pid = 0; | |
4230 | 4966 |
4248 | 4967 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
4230 | 4968 /* Handle any X events, e.g. serving the clipboard. */ |
4969 clip_update(); | |
4970 # endif | |
7 | 4971 } |
4972 finished: | |
4973 p_more = p_more_save; | |
167 | 4974 if (options & SHELL_READ) |
4975 { | |
4976 if (ga.ga_len > 0) | |
4977 { | |
4978 append_ga_line(&ga); | |
4979 /* remember that the NL was missing */ | |
2707 | 4980 curbuf->b_no_eol_lnum = curwin->w_cursor.lnum; |
167 | 4981 } |
4982 else | |
2707 | 4983 curbuf->b_no_eol_lnum = 0; |
167 | 4984 ga_clear(&ga); |
4985 } | |
4986 | |
7 | 4987 /* |
4988 * Give all typeahead that wasn't used back to ui_inchar(). | |
4989 */ | |
4990 if (ta_len) | |
4991 ui_inchar_undo(ta_buf, ta_len); | |
4992 State = old_State; | |
4993 if (toshell_fd >= 0) | |
4994 close(toshell_fd); | |
4995 close(fromshell_fd); | |
4996 } | |
4248 | 4997 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
4230 | 4998 else |
4999 { | |
5000 /* | |
5001 * Similar to the loop above, but only handle X events, no | |
5002 * I/O. | |
5003 */ | |
5004 for (;;) | |
5005 { | |
5006 if (got_int) | |
5007 { | |
5008 /* CTRL-C sends a signal to the child, we ignore it | |
5009 * ourselves */ | |
5010 # ifdef HAVE_SETSID | |
5011 kill(-pid, SIGINT); | |
5012 # else | |
5013 kill(0, SIGINT); | |
5014 # endif | |
5015 got_int = FALSE; | |
5016 } | |
5017 # ifdef __NeXT__ | |
5018 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); | |
5019 # else | |
5020 wait_pid = waitpid(pid, &status, WNOHANG); | |
5021 # endif | |
5022 if ((wait_pid == (pid_t)-1 && errno == ECHILD) | |
5023 || (wait_pid == pid && WIFEXITED(status))) | |
5024 { | |
5025 wait_pid = pid; | |
5026 break; | |
5027 } | |
5028 | |
5029 /* Handle any X events, e.g. serving the clipboard. */ | |
5030 clip_update(); | |
5031 | |
5032 mch_delay(10L, TRUE); | |
5033 } | |
5034 } | |
5035 # endif | |
7 | 5036 |
5037 /* | |
5038 * Wait until our child has exited. | |
5039 * Ignore wait() returning pids of other children and returning | |
5040 * because of some signal like SIGWINCH. | |
5041 * Don't wait if wait_pid was already set above, indicating the | |
5042 * child already exited. | |
5043 */ | |
3048 | 5044 if (wait_pid != pid) |
5045 wait_pid = wait4pid(pid, &status); | |
7 | 5046 |
2600 | 5047 # ifdef FEAT_GUI |
5048 /* Close slave side of pty. Only do this after the child has | |
5049 * exited, otherwise the child may hang when it tries to write on | |
5050 * the pty. */ | |
5051 if (pty_master_fd >= 0) | |
5052 close(pty_slave_fd); | |
5053 # endif | |
5054 | |
167 | 5055 /* Make sure the child that writes to the external program is |
5056 * dead. */ | |
5057 if (wpid > 0) | |
3048 | 5058 { |
167 | 5059 kill(wpid, SIGKILL); |
3048 | 5060 wait4pid(wpid, NULL); |
5061 } | |
167 | 5062 |
7 | 5063 /* |
5064 * Set to raw mode right now, otherwise a CTRL-C after | |
5065 * catch_signals() will kill Vim. | |
5066 */ | |
5067 if (tmode == TMODE_RAW) | |
5068 settmode(TMODE_RAW); | |
5069 did_settmode = TRUE; | |
5070 set_signals(); | |
5071 | |
5072 if (WIFEXITED(status)) | |
5073 { | |
129 | 5074 /* LINTED avoid "bitwise operation on signed value" */ |
7 | 5075 retval = WEXITSTATUS(status); |
4074 | 5076 if (retval != 0 && !emsg_silent) |
7 | 5077 { |
5078 if (retval == EXEC_FAILED) | |
5079 { | |
5080 MSG_PUTS(_("\nCannot execute shell ")); | |
5081 msg_outtrans(p_sh); | |
5082 msg_putchar('\n'); | |
5083 } | |
5084 else if (!(options & SHELL_SILENT)) | |
5085 { | |
5086 MSG_PUTS(_("\nshell returned ")); | |
5087 msg_outnum((long)retval); | |
5088 msg_putchar('\n'); | |
5089 } | |
5090 } | |
5091 } | |
5092 else | |
5093 MSG_PUTS(_("\nCommand terminated\n")); | |
5094 } | |
5095 } | |
5096 vim_free(argv); | |
2994 | 5097 vim_free(p_shcf_copy); |
7 | 5098 |
5099 error: | |
5100 if (!did_settmode) | |
5101 if (tmode == TMODE_RAW) | |
5102 settmode(TMODE_RAW); /* set to raw mode */ | |
5103 # ifdef FEAT_TITLE | |
5104 resettitle(); | |
5105 # endif | |
5106 vim_free(newcmd); | |
5107 | |
5108 return retval; | |
5109 | |
5110 #endif /* USE_SYSTEM */ | |
5111 } | |
5112 | |
5113 /* | |
5114 * Check for CTRL-C typed by reading all available characters. | |
5115 * In cooked mode we should get SIGINT, no need to check. | |
5116 */ | |
5117 void | |
5118 mch_breakcheck() | |
5119 { | |
5120 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL)) | |
5121 fill_input_buf(FALSE); | |
5122 } | |
5123 | |
5124 /* | |
5125 * Wait "msec" msec until a character is available from the keyboard or from | |
5126 * inbuf[]. msec == -1 will block forever. | |
5127 * When a GUI is being used, this will never get called -- webb | |
5128 */ | |
5129 static int | |
5130 WaitForChar(msec) | |
5131 long msec; | |
5132 { | |
5133 #ifdef FEAT_MOUSE_GPM | |
5134 int gpm_process_wanted; | |
5135 #endif | |
5136 #ifdef FEAT_XCLIPBOARD | |
5137 int rest; | |
5138 #endif | |
5139 int avail; | |
5140 | |
5141 if (input_available()) /* something in inbuf[] */ | |
5142 return 1; | |
5143 | |
5144 #if defined(FEAT_MOUSE_DEC) | |
5145 /* May need to query the mouse position. */ | |
5146 if (WantQueryMouse) | |
5147 { | |
227 | 5148 WantQueryMouse = FALSE; |
7 | 5149 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5); |
5150 } | |
5151 #endif | |
5152 | |
5153 /* | |
5154 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse | |
5155 * events. This is a bit complicated, because they might both be defined. | |
5156 */ | |
5157 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD) | |
5158 # ifdef FEAT_XCLIPBOARD | |
5159 rest = 0; | |
5160 if (do_xterm_trace()) | |
5161 rest = msec; | |
5162 # endif | |
5163 do | |
5164 { | |
5165 # ifdef FEAT_XCLIPBOARD | |
5166 if (rest != 0) | |
5167 { | |
5168 msec = XT_TRACE_DELAY; | |
5169 if (rest >= 0 && rest < XT_TRACE_DELAY) | |
5170 msec = rest; | |
5171 if (rest >= 0) | |
5172 rest -= msec; | |
5173 } | |
5174 # endif | |
5175 # ifdef FEAT_MOUSE_GPM | |
5176 gpm_process_wanted = 0; | |
5177 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted); | |
5178 # else | |
5179 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
5180 # endif | |
5181 if (!avail) | |
5182 { | |
5183 if (input_available()) | |
5184 return 1; | |
5185 # ifdef FEAT_XCLIPBOARD | |
5186 if (rest == 0 || !do_xterm_trace()) | |
5187 # endif | |
5188 break; | |
5189 } | |
5190 } | |
5191 while (FALSE | |
5192 # ifdef FEAT_MOUSE_GPM | |
5193 || (gpm_process_wanted && mch_gpm_process() == 0) | |
5194 # endif | |
5195 # ifdef FEAT_XCLIPBOARD | |
5196 || (!avail && rest != 0) | |
5197 # endif | |
5198 ); | |
5199 | |
5200 #else | |
5201 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
5202 #endif | |
5203 return avail; | |
5204 } | |
5205 | |
5541 | 5206 #ifndef VMS |
7 | 5207 /* |
5208 * Wait "msec" msec until a character is available from file descriptor "fd". | |
3046 | 5209 * "msec" == 0 will check for characters once. |
5210 * "msec" == -1 will block until a character is available. | |
7 | 5211 * When a GUI is being used, this will not be used for input -- webb |
5212 * Returns also, when a request from Sniff is waiting -- toni. | |
5213 * Or when a Linux GPM mouse event is waiting. | |
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5214 * Or when a clientserver message is on the queue. |
7 | 5215 */ |
5216 #if defined(__BEOS__) | |
5217 int | |
5218 #else | |
5219 static int | |
5220 #endif | |
5221 RealWaitForChar(fd, msec, check_for_gpm) | |
5222 int fd; | |
5223 long msec; | |
1877 | 5224 int *check_for_gpm UNUSED; |
7 | 5225 { |
5226 int ret; | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5227 #ifdef FEAT_NETBEANS_INTG |
2210 | 5228 int nb_fd = netbeans_filedesc(); |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5229 #endif |
14 | 5230 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
7 | 5231 static int busy = FALSE; |
5232 | |
5233 /* May retry getting characters after an event was handled. */ | |
5234 # define MAY_LOOP | |
5235 | |
5236 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
5237 /* Remember at what time we started, so that we know how much longer we | |
5238 * should wait after being interrupted. */ | |
5239 # define USE_START_TV | |
5240 struct timeval start_tv; | |
5241 | |
5242 if (msec > 0 && ( | |
5243 # ifdef FEAT_XCLIPBOARD | |
5244 xterm_Shell != (Widget)0 | |
14 | 5245 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
7 | 5246 || |
5247 # endif | |
5248 # endif | |
5249 # ifdef USE_XSMP | |
5250 xsmp_icefd != -1 | |
14 | 5251 # ifdef FEAT_MZSCHEME |
5252 || | |
5253 # endif | |
5254 # endif | |
5255 # ifdef FEAT_MZSCHEME | |
5256 (mzthreads_allowed() && p_mzq > 0) | |
7 | 5257 # endif |
5258 )) | |
5259 gettimeofday(&start_tv, NULL); | |
5260 # endif | |
5261 | |
5262 /* Handle being called recursively. This may happen for the session | |
5263 * manager stuff, it may save the file, which does a breakcheck. */ | |
5264 if (busy) | |
5265 return 0; | |
5266 #endif | |
5267 | |
5268 #ifdef MAY_LOOP | |
407 | 5269 for (;;) |
7 | 5270 #endif |
5271 { | |
5272 #ifdef MAY_LOOP | |
5273 int finished = TRUE; /* default is to 'loop' just once */ | |
14 | 5274 # ifdef FEAT_MZSCHEME |
5275 int mzquantum_used = FALSE; | |
5276 # endif | |
7 | 5277 #endif |
5278 #ifndef HAVE_SELECT | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5279 struct pollfd fds[6]; |
7 | 5280 int nfd; |
5281 # ifdef FEAT_XCLIPBOARD | |
5282 int xterm_idx = -1; | |
5283 # endif | |
5284 # ifdef FEAT_MOUSE_GPM | |
5285 int gpm_idx = -1; | |
5286 # endif | |
5287 # ifdef USE_XSMP | |
5288 int xsmp_idx = -1; | |
5289 # endif | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5290 # ifdef FEAT_NETBEANS_INTG |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5291 int nb_idx = -1; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5292 # endif |
14 | 5293 int towait = (int)msec; |
5294 | |
5295 # ifdef FEAT_MZSCHEME | |
5296 mzvim_check_threads(); | |
5297 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
5298 { | |
5299 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */ | |
5300 mzquantum_used = TRUE; | |
5301 } | |
5302 # endif | |
7 | 5303 fds[0].fd = fd; |
5304 fds[0].events = POLLIN; | |
5305 nfd = 1; | |
5306 | |
5307 # ifdef FEAT_SNIFF | |
5308 # define SNIFF_IDX 1 | |
5309 if (want_sniff_request) | |
5310 { | |
5311 fds[SNIFF_IDX].fd = fd_from_sniff; | |
5312 fds[SNIFF_IDX].events = POLLIN; | |
5313 nfd++; | |
5314 } | |
5315 # endif | |
5316 # ifdef FEAT_XCLIPBOARD | |
6383 | 5317 may_restore_clipboard(); |
7 | 5318 if (xterm_Shell != (Widget)0) |
5319 { | |
5320 xterm_idx = nfd; | |
5321 fds[nfd].fd = ConnectionNumber(xterm_dpy); | |
5322 fds[nfd].events = POLLIN; | |
5323 nfd++; | |
5324 } | |
5325 # endif | |
5326 # ifdef FEAT_MOUSE_GPM | |
5327 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
5328 { | |
5329 gpm_idx = nfd; | |
5330 fds[nfd].fd = gpm_fd; | |
5331 fds[nfd].events = POLLIN; | |
5332 nfd++; | |
5333 } | |
5334 # endif | |
5335 # ifdef USE_XSMP | |
5336 if (xsmp_icefd != -1) | |
5337 { | |
5338 xsmp_idx = nfd; | |
5339 fds[nfd].fd = xsmp_icefd; | |
5340 fds[nfd].events = POLLIN; | |
5341 nfd++; | |
5342 } | |
5343 # endif | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5344 #ifdef FEAT_NETBEANS_INTG |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5345 if (nb_fd != -1) |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5346 { |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5347 nb_idx = nfd; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5348 fds[nfd].fd = nb_fd; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5349 fds[nfd].events = POLLIN; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5350 nfd++; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5351 } |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5352 #endif |
7 | 5353 |
14 | 5354 ret = poll(fds, nfd, towait); |
5355 # ifdef FEAT_MZSCHEME | |
5356 if (ret == 0 && mzquantum_used) | |
1450 | 5357 /* MzThreads scheduling is required and timeout occurred */ |
14 | 5358 finished = FALSE; |
5359 # endif | |
7 | 5360 |
5361 # ifdef FEAT_SNIFF | |
5362 if (ret < 0) | |
5363 sniff_disconnect(1); | |
5364 else if (want_sniff_request) | |
5365 { | |
5366 if (fds[SNIFF_IDX].revents & POLLHUP) | |
5367 sniff_disconnect(1); | |
5368 if (fds[SNIFF_IDX].revents & POLLIN) | |
5369 sniff_request_waiting = 1; | |
5370 } | |
5371 # endif | |
5372 # ifdef FEAT_XCLIPBOARD | |
5373 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN)) | |
5374 { | |
5375 xterm_update(); /* Maybe we should hand out clipboard */ | |
5376 if (--ret == 0 && !input_available()) | |
5377 /* Try again */ | |
5378 finished = FALSE; | |
5379 } | |
5380 # endif | |
5381 # ifdef FEAT_MOUSE_GPM | |
5382 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN)) | |
5383 { | |
5384 *check_for_gpm = 1; | |
5385 } | |
5386 # endif | |
5387 # ifdef USE_XSMP | |
5388 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP))) | |
5389 { | |
5390 if (fds[xsmp_idx].revents & POLLIN) | |
5391 { | |
5392 busy = TRUE; | |
5393 xsmp_handle_requests(); | |
5394 busy = FALSE; | |
5395 } | |
5396 else if (fds[xsmp_idx].revents & POLLHUP) | |
5397 { | |
5398 if (p_verbose > 0) | |
292 | 5399 verb_msg((char_u *)_("XSMP lost ICE connection")); |
7 | 5400 xsmp_close(); |
5401 } | |
5402 if (--ret == 0) | |
14 | 5403 finished = FALSE; /* Try again */ |
7 | 5404 } |
5405 # endif | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5406 #ifdef FEAT_NETBEANS_INTG |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5407 if (ret > 0 && nb_idx != -1 && fds[nb_idx].revents & POLLIN) |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5408 { |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5409 netbeans_read(); |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5410 --ret; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5411 } |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5412 #endif |
7 | 5413 |
5414 | |
5415 #else /* HAVE_SELECT */ | |
5416 | |
5417 struct timeval tv; | |
14 | 5418 struct timeval *tvp; |
7 | 5419 fd_set rfds, efds; |
5420 int maxfd; | |
14 | 5421 long towait = msec; |
5422 | |
5423 # ifdef FEAT_MZSCHEME | |
5424 mzvim_check_threads(); | |
5425 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
5426 { | |
5427 towait = p_mzq; /* don't wait longer than 'mzquantum' */ | |
5428 mzquantum_used = TRUE; | |
5429 } | |
5430 # endif | |
7 | 5431 # ifdef __EMX__ |
5432 /* don't check for incoming chars if not in raw mode, because select() | |
5433 * always returns TRUE then (in some version of emx.dll) */ | |
5434 if (curr_tmode != TMODE_RAW) | |
5435 return 0; | |
5436 # endif | |
5437 | |
14 | 5438 if (towait >= 0) |
7 | 5439 { |
14 | 5440 tv.tv_sec = towait / 1000; |
5441 tv.tv_usec = (towait % 1000) * (1000000/1000); | |
5442 tvp = &tv; | |
7 | 5443 } |
14 | 5444 else |
5445 tvp = NULL; | |
7 | 5446 |
5447 /* | |
5448 * Select on ready for reading and exceptional condition (end of file). | |
5449 */ | |
3046 | 5450 select_eintr: |
5451 FD_ZERO(&rfds); | |
7 | 5452 FD_ZERO(&efds); |
5453 FD_SET(fd, &rfds); | |
5454 # if !defined(__QNX__) && !defined(__CYGWIN32__) | |
5455 /* For QNX select() always returns 1 if this is set. Why? */ | |
5456 FD_SET(fd, &efds); | |
5457 # endif | |
5458 maxfd = fd; | |
5459 | |
5460 # ifdef FEAT_SNIFF | |
5461 if (want_sniff_request) | |
5462 { | |
5463 FD_SET(fd_from_sniff, &rfds); | |
5464 FD_SET(fd_from_sniff, &efds); | |
5465 if (maxfd < fd_from_sniff) | |
5466 maxfd = fd_from_sniff; | |
5467 } | |
5468 # endif | |
5469 # ifdef FEAT_XCLIPBOARD | |
6383 | 5470 may_restore_clipboard(); |
7 | 5471 if (xterm_Shell != (Widget)0) |
5472 { | |
5473 FD_SET(ConnectionNumber(xterm_dpy), &rfds); | |
5474 if (maxfd < ConnectionNumber(xterm_dpy)) | |
5475 maxfd = ConnectionNumber(xterm_dpy); | |
3748 | 5476 |
5477 /* An event may have already been read but not handled. In | |
5478 * particulary, XFlush may cause this. */ | |
5479 xterm_update(); | |
7 | 5480 } |
5481 # endif | |
5482 # ifdef FEAT_MOUSE_GPM | |
5483 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
5484 { | |
5485 FD_SET(gpm_fd, &rfds); | |
5486 FD_SET(gpm_fd, &efds); | |
5487 if (maxfd < gpm_fd) | |
5488 maxfd = gpm_fd; | |
5489 } | |
5490 # endif | |
5491 # ifdef USE_XSMP | |
5492 if (xsmp_icefd != -1) | |
5493 { | |
5494 FD_SET(xsmp_icefd, &rfds); | |
5495 FD_SET(xsmp_icefd, &efds); | |
5496 if (maxfd < xsmp_icefd) | |
5497 maxfd = xsmp_icefd; | |
5498 } | |
5499 # endif | |
3748 | 5500 # ifdef FEAT_NETBEANS_INTG |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5501 if (nb_fd != -1) |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5502 { |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5503 FD_SET(nb_fd, &rfds); |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5504 if (maxfd < nb_fd) |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5505 maxfd = nb_fd; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5506 } |
3748 | 5507 # endif |
7 | 5508 |
14 | 5509 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp); |
3046 | 5510 # ifdef EINTR |
5511 if (ret == -1 && errno == EINTR) | |
3133 | 5512 { |
5513 /* Check whether window has been resized, EINTR may be caused by | |
5514 * SIGWINCH. */ | |
5515 if (do_resize) | |
5516 handle_resize(); | |
5517 | |
3046 | 5518 /* Interrupted by a signal, need to try again. We ignore msec |
5519 * here, because we do want to check even after a timeout if | |
5520 * characters are available. Needed for reading output of an | |
5521 * external command after the process has finished. */ | |
5522 goto select_eintr; | |
3133 | 5523 } |
3046 | 5524 # endif |
1076 | 5525 # ifdef __TANDEM |
5526 if (ret == -1 && errno == ENOTSUP) | |
5527 { | |
5528 FD_ZERO(&rfds); | |
5529 FD_ZERO(&efds); | |
5530 ret = 0; | |
5531 } | |
3046 | 5532 # endif |
14 | 5533 # ifdef FEAT_MZSCHEME |
5534 if (ret == 0 && mzquantum_used) | |
1450 | 5535 /* loop if MzThreads must be scheduled and timeout occurred */ |
14 | 5536 finished = FALSE; |
7 | 5537 # endif |
5538 | |
5539 # ifdef FEAT_SNIFF | |
5540 if (ret < 0 ) | |
5541 sniff_disconnect(1); | |
5542 else if (ret > 0 && want_sniff_request) | |
5543 { | |
5544 if (FD_ISSET(fd_from_sniff, &efds)) | |
5545 sniff_disconnect(1); | |
5546 if (FD_ISSET(fd_from_sniff, &rfds)) | |
5547 sniff_request_waiting = 1; | |
5548 } | |
5549 # endif | |
5550 # ifdef FEAT_XCLIPBOARD | |
5551 if (ret > 0 && xterm_Shell != (Widget)0 | |
5552 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds)) | |
5553 { | |
5554 xterm_update(); /* Maybe we should hand out clipboard */ | |
5555 /* continue looping when we only got the X event and the input | |
5556 * buffer is empty */ | |
5557 if (--ret == 0 && !input_available()) | |
5558 { | |
5559 /* Try again */ | |
5560 finished = FALSE; | |
5561 } | |
5562 } | |
5563 # endif | |
5564 # ifdef FEAT_MOUSE_GPM | |
5565 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0) | |
5566 { | |
5567 if (FD_ISSET(gpm_fd, &efds)) | |
5568 gpm_close(); | |
5569 else if (FD_ISSET(gpm_fd, &rfds)) | |
5570 *check_for_gpm = 1; | |
5571 } | |
5572 # endif | |
5573 # ifdef USE_XSMP | |
5574 if (ret > 0 && xsmp_icefd != -1) | |
5575 { | |
5576 if (FD_ISSET(xsmp_icefd, &efds)) | |
5577 { | |
5578 if (p_verbose > 0) | |
292 | 5579 verb_msg((char_u *)_("XSMP lost ICE connection")); |
7 | 5580 xsmp_close(); |
5581 if (--ret == 0) | |
5582 finished = FALSE; /* keep going if event was only one */ | |
5583 } | |
5584 else if (FD_ISSET(xsmp_icefd, &rfds)) | |
5585 { | |
5586 busy = TRUE; | |
5587 xsmp_handle_requests(); | |
5588 busy = FALSE; | |
5589 if (--ret == 0) | |
5590 finished = FALSE; /* keep going if event was only one */ | |
5591 } | |
5592 } | |
5593 # endif | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5594 #ifdef FEAT_NETBEANS_INTG |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5595 if (ret > 0 && nb_fd != -1 && FD_ISSET(nb_fd, &rfds)) |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5596 { |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5597 netbeans_read(); |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5598 --ret; |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5599 } |
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5600 #endif |
7 | 5601 |
5602 #endif /* HAVE_SELECT */ | |
5603 | |
5604 #ifdef MAY_LOOP | |
5605 if (finished || msec == 0) | |
5606 break; | |
5607 | |
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5608 # ifdef FEAT_CLIENTSERVER |
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5609 if (server_waiting()) |
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5610 break; |
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5611 # endif |
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5612 |
7 | 5613 /* We're going to loop around again, find out for how long */ |
5614 if (msec > 0) | |
5615 { | |
5616 # ifdef USE_START_TV | |
5617 struct timeval mtv; | |
5618 | |
5619 /* Compute remaining wait time. */ | |
5620 gettimeofday(&mtv, NULL); | |
5621 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L | |
5622 + (mtv.tv_usec - start_tv.tv_usec) / 1000L; | |
5623 # else | |
5624 /* Guess we got interrupted halfway. */ | |
5625 msec = msec / 2; | |
5626 # endif | |
5627 if (msec <= 0) | |
5628 break; /* waited long enough */ | |
5629 } | |
5630 #endif | |
5631 } | |
5632 | |
5633 return (ret > 0); | |
5634 } | |
5635 | |
5636 #ifndef NO_EXPANDPATH | |
5637 /* | |
444 | 5638 * Expand a path into all matching files and/or directories. Handles "*", |
5639 * "?", "[a-z]", "**", etc. | |
5640 * "path" has backslashes before chars that are not to be expanded. | |
5641 * Returns the number of matches found. | |
7 | 5642 */ |
5643 int | |
5644 mch_expandpath(gap, path, flags) | |
5645 garray_T *gap; | |
5646 char_u *path; | |
5647 int flags; /* EW_* flags */ | |
5648 { | |
444 | 5649 return unix_expandpath(gap, path, 0, flags, FALSE); |
7 | 5650 } |
5651 #endif | |
5652 | |
5653 /* | |
5654 * mch_expand_wildcards() - this code does wild-card pattern matching using | |
5655 * the shell | |
5656 * | |
5657 * return OK for success, FAIL for error (you may lose some memory) and put | |
5658 * an error message in *file. | |
5659 * | |
5660 * num_pat is number of input patterns | |
5661 * pat is array of pointers to input patterns | |
5662 * num_file is pointer to number of matched file names | |
5663 * file is pointer to array of pointers to matched file names | |
5664 */ | |
5665 | |
5666 #ifndef SEEK_SET | |
5667 # define SEEK_SET 0 | |
5668 #endif | |
5669 #ifndef SEEK_END | |
5670 # define SEEK_END 2 | |
5671 #endif | |
5672 | |
822 | 5673 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|" |
628 | 5674 |
7 | 5675 int |
5676 mch_expand_wildcards(num_pat, pat, num_file, file, flags) | |
5677 int num_pat; | |
5678 char_u **pat; | |
5679 int *num_file; | |
5680 char_u ***file; | |
5681 int flags; /* EW_* flags */ | |
5682 { | |
5683 int i; | |
5684 size_t len; | |
5685 char_u *p; | |
5686 int dir; | |
5687 #ifdef __EMX__ | |
1508 | 5688 /* |
5689 * This is the OS/2 implementation. | |
5690 */ | |
7 | 5691 # define EXPL_ALLOC_INC 16 |
5692 char_u **expl_files; | |
5693 size_t files_alloced, files_free; | |
5694 char_u *buf; | |
5695 int has_wildcard; | |
5696 | |
5697 *num_file = 0; /* default: no files found */ | |
5698 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */ | |
5699 files_free = EXPL_ALLOC_INC; /* how much space is not used */ | |
5700 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced); | |
5701 if (*file == NULL) | |
5702 return FAIL; | |
5703 | |
5704 for (; num_pat > 0; num_pat--, pat++) | |
5705 { | |
5706 expl_files = NULL; | |
5707 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~')) | |
5708 /* expand environment var or home dir */ | |
5709 buf = expand_env_save(*pat); | |
5710 else | |
5711 buf = vim_strsave(*pat); | |
5712 expl_files = NULL; | |
99 | 5713 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */ |
7 | 5714 if (has_wildcard) /* yes, so expand them */ |
5715 expl_files = (char_u **)_fnexplode(buf); | |
5716 | |
5717 /* | |
5718 * return value of buf if no wildcards left, | |
5719 * OR if no match AND EW_NOTFOUND is set. | |
5720 */ | |
5721 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0)) | |
5722 || (expl_files == NULL && (flags & EW_NOTFOUND))) | |
5723 { /* simply save the current contents of *buf */ | |
5724 expl_files = (char_u **)alloc(sizeof(char_u **) * 2); | |
5725 if (expl_files != NULL) | |
5726 { | |
5727 expl_files[0] = vim_strsave(buf); | |
5728 expl_files[1] = NULL; | |
5729 } | |
5730 } | |
5731 vim_free(buf); | |
5732 | |
5733 /* | |
5734 * Count number of names resulting from expansion, | |
5735 * At the same time add a backslash to the end of names that happen to | |
5736 * be directories, and replace slashes with backslashes. | |
5737 */ | |
5738 if (expl_files) | |
5739 { | |
5740 for (i = 0; (p = expl_files[i]) != NULL; i++) | |
5741 { | |
5742 dir = mch_isdir(p); | |
5743 /* If we don't want dirs and this is one, skip it */ | |
5744 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
5745 continue; | |
5746 | |
715 | 5747 /* Skip files that are not executable if we check for that. */ |
6695 | 5748 if (!dir && (flags & EW_EXEC) |
5749 && !mch_can_exe(p, NULL, !(flags & EW_SHELLCMD))) | |
715 | 5750 continue; |
5751 | |
7 | 5752 if (--files_free == 0) |
5753 { | |
5754 /* need more room in table of pointers */ | |
5755 files_alloced += EXPL_ALLOC_INC; | |
5756 *file = (char_u **)vim_realloc(*file, | |
5757 sizeof(char_u **) * files_alloced); | |
5758 if (*file == NULL) | |
5759 { | |
5760 EMSG(_(e_outofmem)); | |
5761 *num_file = 0; | |
5762 return FAIL; | |
5763 } | |
5764 files_free = EXPL_ALLOC_INC; | |
5765 } | |
5766 slash_adjust(p); | |
5767 if (dir) | |
5768 { | |
5769 /* For a directory we add a '/', unless it's already | |
5770 * there. */ | |
5771 len = STRLEN(p); | |
5772 if (((*file)[*num_file] = alloc(len + 2)) != NULL) | |
5773 { | |
5774 STRCPY((*file)[*num_file], p); | |
902 | 5775 if (!after_pathsep((*file)[*num_file], |
5776 (*file)[*num_file] + len)) | |
7 | 5777 { |
5778 (*file)[*num_file][len] = psepc; | |
39 | 5779 (*file)[*num_file][len + 1] = NUL; |
7 | 5780 } |
5781 } | |
5782 } | |
5783 else | |
5784 { | |
5785 (*file)[*num_file] = vim_strsave(p); | |
5786 } | |
5787 | |
5788 /* | |
5789 * Error message already given by either alloc or vim_strsave. | |
5790 * Should return FAIL, but returning OK works also. | |
5791 */ | |
5792 if ((*file)[*num_file] == NULL) | |
5793 break; | |
5794 (*num_file)++; | |
5795 } | |
5796 _fnexplodefree((char **)expl_files); | |
5797 } | |
5798 } | |
5799 return OK; | |
5800 | |
5801 #else /* __EMX__ */ | |
1508 | 5802 /* |
5803 * This is the non-OS/2 implementation (really Unix). | |
5804 */ | |
7 | 5805 int j; |
5806 char_u *tempname; | |
5807 char_u *command; | |
5808 FILE *fd; | |
5809 char_u *buffer; | |
1508 | 5810 #define STYLE_ECHO 0 /* use "echo", the default */ |
5811 #define STYLE_GLOB 1 /* use "glob", for csh */ | |
5812 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */ | |
5813 #define STYLE_PRINT 3 /* use "print -N", for zsh */ | |
5814 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern | |
5815 * directly */ | |
7 | 5816 int shell_style = STYLE_ECHO; |
5817 int check_spaces; | |
5818 static int did_find_nul = FALSE; | |
5819 int ampersent = FALSE; | |
1508 | 5820 /* vimglob() function to define for Posix shell */ |
1620 | 5821 static char *sh_vimglob_func = "vimglob() { while [ $# -ge 1 ]; do echo \"$1\"; shift; done }; vimglob >"; |
7 | 5822 |
5823 *num_file = 0; /* default: no files found */ | |
5824 *file = NULL; | |
5825 | |
5826 /* | |
5827 * If there are no wildcards, just copy the names to allocated memory. | |
5828 * Saves a lot of time, because we don't have to start a new shell. | |
5829 */ | |
5830 if (!have_wildcard(num_pat, pat)) | |
5831 return save_patterns(num_pat, pat, num_file, file); | |
5832 | |
428 | 5833 # ifdef HAVE_SANDBOX |
5834 /* Don't allow any shell command in the sandbox. */ | |
5835 if (sandbox != 0 && check_secure()) | |
5836 return FAIL; | |
5837 # endif | |
5838 | |
7 | 5839 /* |
5840 * Don't allow the use of backticks in secure and restricted mode. | |
5841 */ | |
428 | 5842 if (secure || restricted) |
7 | 5843 for (i = 0; i < num_pat; ++i) |
5844 if (vim_strchr(pat[i], '`') != NULL | |
5845 && (check_restricted() || check_secure())) | |
5846 return FAIL; | |
5847 | |
5848 /* | |
5849 * get a name for the temp file | |
5850 */ | |
6721 | 5851 if ((tempname = vim_tempname('o', FALSE)) == NULL) |
7 | 5852 { |
5853 EMSG(_(e_notmp)); | |
5854 return FAIL; | |
5855 } | |
5856 | |
5857 /* | |
5858 * Let the shell expand the patterns and write the result into the temp | |
1508 | 5859 * file. |
5860 * STYLE_BT: NL separated | |
5861 * If expanding `cmd` execute it directly. | |
5862 * STYLE_GLOB: NUL separated | |
5863 * If we use *csh, "glob" will work better than "echo". | |
5864 * STYLE_PRINT: NL or NUL separated | |
5865 * If we use *zsh, "print -N" will work better than "glob". | |
5866 * STYLE_VIMGLOB: NL separated | |
5867 * If we use *sh*, we define "vimglob()". | |
5868 * STYLE_ECHO: space separated. | |
5869 * A shell we don't know, stay safe and use "echo". | |
7 | 5870 */ |
5871 if (num_pat == 1 && *pat[0] == '`' | |
5872 && (len = STRLEN(pat[0])) > 2 | |
5873 && *(pat[0] + len - 1) == '`') | |
5874 shell_style = STYLE_BT; | |
5875 else if ((len = STRLEN(p_sh)) >= 3) | |
5876 { | |
5877 if (STRCMP(p_sh + len - 3, "csh") == 0) | |
5878 shell_style = STYLE_GLOB; | |
5879 else if (STRCMP(p_sh + len - 3, "zsh") == 0) | |
5880 shell_style = STYLE_PRINT; | |
5881 } | |
1508 | 5882 if (shell_style == STYLE_ECHO && strstr((char *)gettail(p_sh), |
5883 "sh") != NULL) | |
5884 shell_style = STYLE_VIMGLOB; | |
5885 | |
5886 /* Compute the length of the command. We need 2 extra bytes: for the | |
5887 * optional '&' and for the NUL. | |
5888 * Worst case: "unset nonomatch; print -N >" plus two is 29 */ | |
7 | 5889 len = STRLEN(tempname) + 29; |
1508 | 5890 if (shell_style == STYLE_VIMGLOB) |
5891 len += STRLEN(sh_vimglob_func); | |
5892 | |
147 | 5893 for (i = 0; i < num_pat; ++i) |
5894 { | |
5895 /* Count the length of the patterns in the same way as they are put in | |
5896 * "command" below. */ | |
5897 #ifdef USE_SYSTEM | |
7 | 5898 len += STRLEN(pat[i]) + 3; /* add space and two quotes */ |
147 | 5899 #else |
5900 ++len; /* add space */ | |
628 | 5901 for (j = 0; pat[i][j] != NUL; ++j) |
5902 { | |
5903 if (vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL) | |
5904 ++len; /* may add a backslash */ | |
5905 ++len; | |
5906 } | |
147 | 5907 #endif |
5908 } | |
7 | 5909 command = alloc(len); |
5910 if (command == NULL) | |
5911 { | |
5912 /* out of memory */ | |
5913 vim_free(tempname); | |
5914 return FAIL; | |
5915 } | |
5916 | |
5917 /* | |
5918 * Build the shell command: | |
5919 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell | |
5920 * recognizes this). | |
5921 * - Add the shell command to print the expanded names. | |
5922 * - Add the temp file name. | |
5923 * - Add the file name patterns. | |
5924 */ | |
5925 if (shell_style == STYLE_BT) | |
5926 { | |
628 | 5927 /* change `command; command& ` to (command; command ) */ |
5928 STRCPY(command, "("); | |
5929 STRCAT(command, pat[0] + 1); /* exclude first backtick */ | |
7 | 5930 p = command + STRLEN(command) - 1; |
628 | 5931 *p-- = ')'; /* remove last backtick */ |
7 | 5932 while (p > command && vim_iswhite(*p)) |
5933 --p; | |
5934 if (*p == '&') /* remove trailing '&' */ | |
5935 { | |
5936 ampersent = TRUE; | |
5937 *p = ' '; | |
5938 } | |
5939 STRCAT(command, ">"); | |
5940 } | |
5941 else | |
5942 { | |
5943 if (flags & EW_NOTFOUND) | |
5944 STRCPY(command, "set nonomatch; "); | |
5945 else | |
5946 STRCPY(command, "unset nonomatch; "); | |
5947 if (shell_style == STYLE_GLOB) | |
5948 STRCAT(command, "glob >"); | |
5949 else if (shell_style == STYLE_PRINT) | |
5950 STRCAT(command, "print -N >"); | |
1508 | 5951 else if (shell_style == STYLE_VIMGLOB) |
5952 STRCAT(command, sh_vimglob_func); | |
7 | 5953 else |
5954 STRCAT(command, "echo >"); | |
5955 } | |
1508 | 5956 |
7 | 5957 STRCAT(command, tempname); |
1508 | 5958 |
7 | 5959 if (shell_style != STYLE_BT) |
5960 for (i = 0; i < num_pat; ++i) | |
5961 { | |
5962 /* When using system() always add extra quotes, because the shell | |
628 | 5963 * is started twice. Otherwise put a backslash before special |
1450 | 5964 * characters, except inside ``. */ |
7 | 5965 #ifdef USE_SYSTEM |
5966 STRCAT(command, " \""); | |
5967 STRCAT(command, pat[i]); | |
5968 STRCAT(command, "\""); | |
5969 #else | |
233 | 5970 int intick = FALSE; |
5971 | |
7 | 5972 p = command + STRLEN(command); |
5973 *p++ = ' '; | |
628 | 5974 for (j = 0; pat[i][j] != NUL; ++j) |
233 | 5975 { |
5976 if (pat[i][j] == '`') | |
5977 intick = !intick; | |
628 | 5978 else if (pat[i][j] == '\\' && pat[i][j + 1] != NUL) |
5979 { | |
644 | 5980 /* Remove a backslash, take char literally. But keep |
652 | 5981 * backslash inside backticks, before a special character |
5982 * and before a backtick. */ | |
644 | 5983 if (intick |
652 | 5984 || vim_strchr(SHELL_SPECIAL, pat[i][j + 1]) != NULL |
5985 || pat[i][j + 1] == '`') | |
644 | 5986 *p++ = '\\'; |
648 | 5987 ++j; |
628 | 5988 } |
6174 | 5989 else if (!intick |
5990 && ((flags & EW_KEEPDOLLAR) == 0 || pat[i][j] != '$') | |
5991 && vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL) | |
628 | 5992 /* Put a backslash before a special character, but not |
6174 | 5993 * when inside ``. And not for $var when EW_KEEPDOLLAR is |
5994 * set. */ | |
628 | 5995 *p++ = '\\'; |
648 | 5996 |
5997 /* Copy one character. */ | |
5998 *p++ = pat[i][j]; | |
233 | 5999 } |
7 | 6000 *p = NUL; |
6001 #endif | |
6002 } | |
6003 if (flags & EW_SILENT) | |
6004 show_shell_mess = FALSE; | |
6005 if (ampersent) | |
1508 | 6006 STRCAT(command, "&"); /* put the '&' after the redirection */ |
7 | 6007 |
6008 /* | |
6009 * Using zsh -G: If a pattern has no matches, it is just deleted from | |
6010 * the argument list, otherwise zsh gives an error message and doesn't | |
6011 * expand any other pattern. | |
6012 */ | |
6013 if (shell_style == STYLE_PRINT) | |
6014 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */ | |
6015 | |
6016 /* | |
6017 * If we use -f then shell variables set in .cshrc won't get expanded. | |
6018 * vi can do it, so we will too, but it is only necessary if there is a "$" | |
6019 * in one of the patterns, otherwise we can still use the fast option. | |
6020 */ | |
6021 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat)) | |
6022 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */ | |
6023 | |
6024 /* | |
6025 * execute the shell command | |
6026 */ | |
6027 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT); | |
6028 | |
6029 /* When running in the background, give it some time to create the temp | |
6030 * file, but don't wait for it to finish. */ | |
6031 if (ampersent) | |
6032 mch_delay(10L, TRUE); | |
6033 | |
6034 extra_shell_arg = NULL; /* cleanup */ | |
6035 show_shell_mess = TRUE; | |
6036 vim_free(command); | |
6037 | |
1508 | 6038 if (i != 0) /* mch_call_shell() failed */ |
7 | 6039 { |
6040 mch_remove(tempname); | |
6041 vim_free(tempname); | |
6042 /* | |
6043 * With interactive completion, the error message is not printed. | |
6044 * However with USE_SYSTEM, I don't know how to turn off error messages | |
6045 * from the shell, so screen may still get messed up -- webb. | |
6046 */ | |
6047 #ifndef USE_SYSTEM | |
6048 if (!(flags & EW_SILENT)) | |
6049 #endif | |
6050 { | |
6051 redraw_later_clear(); /* probably messed up screen */ | |
6052 msg_putchar('\n'); /* clear bottom line quickly */ | |
6053 cmdline_row = Rows - 1; /* continue on last line */ | |
6054 #ifdef USE_SYSTEM | |
6055 if (!(flags & EW_SILENT)) | |
6056 #endif | |
6057 { | |
6058 MSG(_(e_wildexpand)); | |
6059 msg_start(); /* don't overwrite this message */ | |
6060 } | |
6061 } | |
6062 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when | |
6063 * EW_NOTFOUND is given */ | |
6064 if (shell_style == STYLE_BT) | |
6065 return FAIL; | |
6066 goto notfound; | |
6067 } | |
6068 | |
6069 /* | |
6070 * read the names from the file into memory | |
6071 */ | |
6072 fd = fopen((char *)tempname, READBIN); | |
6073 if (fd == NULL) | |
6074 { | |
6075 /* Something went wrong, perhaps a file name with a special char. */ | |
6076 if (!(flags & EW_SILENT)) | |
6077 { | |
6078 MSG(_(e_wildexpand)); | |
6079 msg_start(); /* don't overwrite this message */ | |
6080 } | |
6081 vim_free(tempname); | |
6082 goto notfound; | |
6083 } | |
6084 fseek(fd, 0L, SEEK_END); | |
6085 len = ftell(fd); /* get size of temp file */ | |
6086 fseek(fd, 0L, SEEK_SET); | |
6087 buffer = alloc(len + 1); | |
6088 if (buffer == NULL) | |
6089 { | |
6090 /* out of memory */ | |
6091 mch_remove(tempname); | |
6092 vim_free(tempname); | |
6093 fclose(fd); | |
6094 return FAIL; | |
6095 } | |
6096 i = fread((char *)buffer, 1, len, fd); | |
6097 fclose(fd); | |
6098 mch_remove(tempname); | |
1877 | 6099 if (i != (int)len) |
7 | 6100 { |
6101 /* unexpected read error */ | |
6102 EMSG2(_(e_notread), tempname); | |
6103 vim_free(tempname); | |
6104 vim_free(buffer); | |
6105 return FAIL; | |
6106 } | |
6107 vim_free(tempname); | |
6108 | |
1508 | 6109 # if defined(__CYGWIN__) || defined(__CYGWIN32__) |
7 | 6110 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */ |
6111 p = buffer; | |
5037
5e0b6a9282df
updated for version 7.3.1262
Bram Moolenaar <bram@vim.org>
parents:
4299
diff
changeset
|
6112 for (i = 0; i < (int)len; ++i) |
7 | 6113 if (!(buffer[i] == CAR && buffer[i + 1] == NL)) |
6114 *p++ = buffer[i]; | |
6115 len = p - buffer; | |
6116 # endif | |
6117 | |
6118 | |
6119 /* file names are separated with Space */ | |
6120 if (shell_style == STYLE_ECHO) | |
6121 { | |
6122 buffer[len] = '\n'; /* make sure the buffer ends in NL */ | |
6123 p = buffer; | |
6124 for (i = 0; *p != '\n'; ++i) /* count number of entries */ | |
6125 { | |
6126 while (*p != ' ' && *p != '\n') | |
6127 ++p; | |
6128 p = skipwhite(p); /* skip to next entry */ | |
6129 } | |
6130 } | |
6131 /* file names are separated with NL */ | |
1508 | 6132 else if (shell_style == STYLE_BT || shell_style == STYLE_VIMGLOB) |
7 | 6133 { |
6134 buffer[len] = NUL; /* make sure the buffer ends in NUL */ | |
6135 p = buffer; | |
6136 for (i = 0; *p != NUL; ++i) /* count number of entries */ | |
6137 { | |
6138 while (*p != '\n' && *p != NUL) | |
6139 ++p; | |
6140 if (*p != NUL) | |
6141 ++p; | |
6142 p = skipwhite(p); /* skip leading white space */ | |
6143 } | |
6144 } | |
6145 /* file names are separated with NUL */ | |
6146 else | |
6147 { | |
6148 /* | |
6149 * Some versions of zsh use spaces instead of NULs to separate | |
6150 * results. Only do this when there is no NUL before the end of the | |
6151 * buffer, otherwise we would never be able to use file names with | |
6152 * embedded spaces when zsh does use NULs. | |
6153 * When we found a NUL once, we know zsh is OK, set did_find_nul and | |
6154 * don't check for spaces again. | |
6155 */ | |
6156 check_spaces = FALSE; | |
6157 if (shell_style == STYLE_PRINT && !did_find_nul) | |
6158 { | |
6159 /* If there is a NUL, set did_find_nul, else set check_spaces */ | |
2768 | 6160 buffer[len] = NUL; |
5533 | 6161 if (len && (int)STRLEN(buffer) < (int)len) |
7 | 6162 did_find_nul = TRUE; |
6163 else | |
6164 check_spaces = TRUE; | |
6165 } | |
6166 | |
6167 /* | |
6168 * Make sure the buffer ends with a NUL. For STYLE_PRINT there | |
6169 * already is one, for STYLE_GLOB it needs to be added. | |
6170 */ | |
6171 if (len && buffer[len - 1] == NUL) | |
6172 --len; | |
6173 else | |
6174 buffer[len] = NUL; | |
6175 i = 0; | |
6176 for (p = buffer; p < buffer + len; ++p) | |
6177 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */ | |
6178 { | |
6179 ++i; | |
6180 *p = NUL; | |
6181 } | |
6182 if (len) | |
6183 ++i; /* count last entry */ | |
6184 } | |
6185 if (i == 0) | |
6186 { | |
6187 /* | |
6188 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I". | |
6189 * /bin/sh will happily expand it to nothing rather than returning an | |
6190 * error; and hey, it's good to check anyway -- webb. | |
6191 */ | |
6192 vim_free(buffer); | |
6193 goto notfound; | |
6194 } | |
6195 *num_file = i; | |
6196 *file = (char_u **)alloc(sizeof(char_u *) * i); | |
6197 if (*file == NULL) | |
6198 { | |
6199 /* out of memory */ | |
6200 vim_free(buffer); | |
6201 return FAIL; | |
6202 } | |
6203 | |
6204 /* | |
6205 * Isolate the individual file names. | |
6206 */ | |
6207 p = buffer; | |
6208 for (i = 0; i < *num_file; ++i) | |
6209 { | |
6210 (*file)[i] = p; | |
6211 /* Space or NL separates */ | |
1508 | 6212 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT |
6213 || shell_style == STYLE_VIMGLOB) | |
7 | 6214 { |
652 | 6215 while (!(shell_style == STYLE_ECHO && *p == ' ') |
6216 && *p != '\n' && *p != NUL) | |
7 | 6217 ++p; |
6218 if (p == buffer + len) /* last entry */ | |
6219 *p = NUL; | |
6220 else | |
6221 { | |
6222 *p++ = NUL; | |
6223 p = skipwhite(p); /* skip to next entry */ | |
6224 } | |
6225 } | |
6226 else /* NUL separates */ | |
6227 { | |
6228 while (*p && p < buffer + len) /* skip entry */ | |
6229 ++p; | |
6230 ++p; /* skip NUL */ | |
6231 } | |
6232 } | |
6233 | |
6234 /* | |
6235 * Move the file names to allocated memory. | |
6236 */ | |
6237 for (j = 0, i = 0; i < *num_file; ++i) | |
6238 { | |
6239 /* Require the files to exist. Helps when using /bin/sh */ | |
6240 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0) | |
6241 continue; | |
6242 | |
6243 /* check if this entry should be included */ | |
6244 dir = (mch_isdir((*file)[i])); | |
6245 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
6246 continue; | |
6247 | |
715 | 6248 /* Skip files that are not executable if we check for that. */ |
6695 | 6249 if (!dir && (flags & EW_EXEC) |
6250 && !mch_can_exe((*file)[i], NULL, !(flags & EW_SHELLCMD))) | |
715 | 6251 continue; |
6252 | |
7 | 6253 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir)); |
6254 if (p) | |
6255 { | |
6256 STRCPY(p, (*file)[i]); | |
6257 if (dir) | |
1479 | 6258 add_pathsep(p); /* add '/' to a directory name */ |
7 | 6259 (*file)[j++] = p; |
6260 } | |
6261 } | |
6262 vim_free(buffer); | |
6263 *num_file = j; | |
6264 | |
6265 if (*num_file == 0) /* rejected all entries */ | |
6266 { | |
6267 vim_free(*file); | |
6268 *file = NULL; | |
6269 goto notfound; | |
6270 } | |
6271 | |
6272 return OK; | |
6273 | |
6274 notfound: | |
6275 if (flags & EW_NOTFOUND) | |
6276 return save_patterns(num_pat, pat, num_file, file); | |
6277 return FAIL; | |
6278 | |
6279 #endif /* __EMX__ */ | |
6280 } | |
6281 | |
6282 #endif /* VMS */ | |
6283 | |
6284 #ifndef __EMX__ | |
6285 static int | |
6286 save_patterns(num_pat, pat, num_file, file) | |
6287 int num_pat; | |
6288 char_u **pat; | |
6289 int *num_file; | |
6290 char_u ***file; | |
6291 { | |
6292 int i; | |
99 | 6293 char_u *s; |
7 | 6294 |
6295 *file = (char_u **)alloc(num_pat * sizeof(char_u *)); | |
6296 if (*file == NULL) | |
6297 return FAIL; | |
6298 for (i = 0; i < num_pat; i++) | |
99 | 6299 { |
6300 s = vim_strsave(pat[i]); | |
6301 if (s != NULL) | |
6302 /* Be compatible with expand_filename(): halve the number of | |
6303 * backslashes. */ | |
6304 backslash_halve(s); | |
6305 (*file)[i] = s; | |
6306 } | |
7 | 6307 *num_file = num_pat; |
6308 return OK; | |
6309 } | |
6310 #endif | |
6311 | |
6312 /* | |
6313 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can | |
6314 * expand. | |
6315 */ | |
6316 int | |
6317 mch_has_exp_wildcard(p) | |
6318 char_u *p; | |
6319 { | |
39 | 6320 for ( ; *p; mb_ptr_adv(p)) |
7 | 6321 { |
6322 #ifndef OS2 | |
6323 if (*p == '\\' && p[1] != NUL) | |
6324 ++p; | |
6325 else | |
6326 #endif | |
6327 if (vim_strchr((char_u *) | |
6328 #ifdef VMS | |
6329 "*?%" | |
6330 #else | |
6331 # ifdef OS2 | |
6332 "*?" | |
6333 # else | |
6334 "*?[{'" | |
6335 # endif | |
6336 #endif | |
6337 , *p) != NULL) | |
6338 return TRUE; | |
6339 } | |
6340 return FALSE; | |
6341 } | |
6342 | |
6343 /* | |
6344 * Return TRUE if the string "p" contains a wildcard. | |
6345 * Don't recognize '~' at the end as a wildcard. | |
6346 */ | |
6347 int | |
6348 mch_has_wildcard(p) | |
6349 char_u *p; | |
6350 { | |
39 | 6351 for ( ; *p; mb_ptr_adv(p)) |
7 | 6352 { |
6353 #ifndef OS2 | |
6354 if (*p == '\\' && p[1] != NUL) | |
6355 ++p; | |
6356 else | |
6357 #endif | |
6358 if (vim_strchr((char_u *) | |
6359 #ifdef VMS | |
6360 "*?%$" | |
6361 #else | |
6362 # ifdef OS2 | |
6363 # ifdef VIM_BACKTICK | |
6364 "*?$`" | |
6365 # else | |
6366 "*?$" | |
6367 # endif | |
6368 # else | |
6369 "*?[{`'$" | |
6370 # endif | |
6371 #endif | |
6372 , *p) != NULL | |
6373 || (*p == '~' && p[1] != NUL)) | |
6374 return TRUE; | |
6375 } | |
6376 return FALSE; | |
6377 } | |
6378 | |
6379 #ifndef __EMX__ | |
6380 static int | |
6381 have_wildcard(num, file) | |
6382 int num; | |
6383 char_u **file; | |
6384 { | |
6385 int i; | |
6386 | |
6387 for (i = 0; i < num; i++) | |
6388 if (mch_has_wildcard(file[i])) | |
6389 return 1; | |
6390 return 0; | |
6391 } | |
6392 | |
6393 static int | |
6394 have_dollars(num, file) | |
6395 int num; | |
6396 char_u **file; | |
6397 { | |
6398 int i; | |
6399 | |
6400 for (i = 0; i < num; i++) | |
6401 if (vim_strchr(file[i], '$') != NULL) | |
6402 return TRUE; | |
6403 return FALSE; | |
6404 } | |
6405 #endif /* ifndef __EMX__ */ | |
6406 | |
6407 #ifndef HAVE_RENAME | |
6408 /* | |
6409 * Scaled-down version of rename(), which is missing in Xenix. | |
6410 * This version can only move regular files and will fail if the | |
6411 * destination exists. | |
6412 */ | |
6413 int | |
6414 mch_rename(src, dest) | |
6415 const char *src, *dest; | |
6416 { | |
6417 struct stat st; | |
6418 | |
6419 if (stat(dest, &st) >= 0) /* fail if destination exists */ | |
6420 return -1; | |
6421 if (link(src, dest) != 0) /* link file to new name */ | |
6422 return -1; | |
6423 if (mch_remove(src) == 0) /* delete link to old name */ | |
6424 return 0; | |
6425 return -1; | |
6426 } | |
6427 #endif /* !HAVE_RENAME */ | |
6428 | |
6429 #ifdef FEAT_MOUSE_GPM | |
6430 /* | |
6431 * Initializes connection with gpm (if it isn't already opened) | |
6432 * Return 1 if succeeded (or connection already opened), 0 if failed | |
6433 */ | |
6434 static int | |
6435 gpm_open() | |
6436 { | |
6437 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */ | |
6438 | |
6439 if (!gpm_flag) | |
6440 { | |
6441 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN); | |
6442 gpm_connect.defaultMask = ~GPM_HARD; | |
6443 /* Default handling for mouse move*/ | |
6444 gpm_connect.minMod = 0; /* Handle any modifier keys */ | |
6445 gpm_connect.maxMod = 0xffff; | |
6446 if (Gpm_Open(&gpm_connect, 0) > 0) | |
6447 { | |
6448 /* gpm library tries to handling TSTP causes | |
6449 * problems. Anyways, we close connection to Gpm whenever | |
6450 * we are going to suspend or starting an external process | |
1450 | 6451 * so we shouldn't have problem with this |
7 | 6452 */ |
1832 | 6453 # ifdef SIGTSTP |
7 | 6454 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); |
1832 | 6455 # endif |
7 | 6456 return 1; /* succeed */ |
6457 } | |
6458 if (gpm_fd == -2) | |
6459 Gpm_Close(); /* We don't want to talk to xterm via gpm */ | |
6460 return 0; | |
6461 } | |
6462 return 1; /* already open */ | |
6463 } | |
6464 | |
6465 /* | |
6466 * Closes connection to gpm | |
6467 */ | |
6468 static void | |
6469 gpm_close() | |
6470 { | |
6471 if (gpm_flag && gpm_fd >= 0) /* if Open */ | |
6472 Gpm_Close(); | |
6473 } | |
6474 | |
6475 /* Reads gpm event and adds special keys to input buf. Returns length of | |
6476 * generated key sequence. | |
5782 | 6477 * This function is styled after gui_send_mouse_event(). |
7 | 6478 */ |
6479 static int | |
6480 mch_gpm_process() | |
6481 { | |
6482 int button; | |
6483 static Gpm_Event gpm_event; | |
6484 char_u string[6]; | |
6485 int_u vim_modifiers; | |
6486 int row,col; | |
6487 unsigned char buttons_mask; | |
6488 unsigned char gpm_modifiers; | |
6489 static unsigned char old_buttons = 0; | |
6490 | |
6491 Gpm_GetEvent(&gpm_event); | |
6492 | |
6493 #ifdef FEAT_GUI | |
6494 /* Don't put events in the input queue now. */ | |
6495 if (hold_gui_events) | |
6496 return 0; | |
6497 #endif | |
6498 | |
6499 row = gpm_event.y - 1; | |
6500 col = gpm_event.x - 1; | |
6501 | |
6502 string[0] = ESC; /* Our termcode */ | |
6503 string[1] = 'M'; | |
6504 string[2] = 'G'; | |
6505 switch (GPM_BARE_EVENTS(gpm_event.type)) | |
6506 { | |
6507 case GPM_DRAG: | |
6508 string[3] = MOUSE_DRAG; | |
6509 break; | |
6510 case GPM_DOWN: | |
6511 buttons_mask = gpm_event.buttons & ~old_buttons; | |
6512 old_buttons = gpm_event.buttons; | |
6513 switch (buttons_mask) | |
6514 { | |
6515 case GPM_B_LEFT: | |
6516 button = MOUSE_LEFT; | |
6517 break; | |
6518 case GPM_B_MIDDLE: | |
6519 button = MOUSE_MIDDLE; | |
6520 break; | |
6521 case GPM_B_RIGHT: | |
6522 button = MOUSE_RIGHT; | |
6523 break; | |
6524 default: | |
6525 return 0; | |
6526 /*Don't know what to do. Can more than one button be | |
6527 * reported in one event? */ | |
6528 } | |
6529 string[3] = (char_u)(button | 0x20); | |
6530 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1); | |
6531 break; | |
6532 case GPM_UP: | |
6533 string[3] = MOUSE_RELEASE; | |
6534 old_buttons &= ~gpm_event.buttons; | |
6535 break; | |
6536 default: | |
6537 return 0; | |
6538 } | |
6539 /*This code is based on gui_x11_mouse_cb in gui_x11.c */ | |
6540 gpm_modifiers = gpm_event.modifiers; | |
6541 vim_modifiers = 0x0; | |
6542 /* I ignore capslock stats. Aren't we all just hate capslock mixing with | |
6543 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and | |
6544 * K_CAPSSHIFT is defined 8, so it probably isn't even reported | |
6545 */ | |
6546 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL))) | |
6547 vim_modifiers |= MOUSE_SHIFT; | |
6548 | |
6549 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL))) | |
6550 vim_modifiers |= MOUSE_CTRL; | |
6551 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR))) | |
6552 vim_modifiers |= MOUSE_ALT; | |
6553 string[3] |= vim_modifiers; | |
6554 string[4] = (char_u)(col + ' ' + 1); | |
6555 string[5] = (char_u)(row + ' ' + 1); | |
6556 add_to_input_buf(string, 6); | |
6557 return 6; | |
6558 } | |
6559 #endif /* FEAT_MOUSE_GPM */ | |
6560 | |
1620 | 6561 #ifdef FEAT_SYSMOUSE |
6562 /* | |
6563 * Initialize connection with sysmouse. | |
6564 * Let virtual console inform us with SIGUSR2 for pending sysmouse | |
6565 * output, any sysmouse output than will be processed via sig_sysmouse(). | |
6566 * Return OK if succeeded, FAIL if failed. | |
6567 */ | |
6568 static int | |
6569 sysmouse_open() | |
6570 { | |
6571 struct mouse_info mouse; | |
6572 | |
6573 mouse.operation = MOUSE_MODE; | |
6574 mouse.u.mode.mode = 0; | |
6575 mouse.u.mode.signal = SIGUSR2; | |
6576 if (ioctl(1, CONS_MOUSECTL, &mouse) != -1) | |
6577 { | |
6578 signal(SIGUSR2, (RETSIGTYPE (*)())sig_sysmouse); | |
6579 mouse.operation = MOUSE_SHOW; | |
6580 ioctl(1, CONS_MOUSECTL, &mouse); | |
6581 return OK; | |
6582 } | |
6583 return FAIL; | |
6584 } | |
6585 | |
6586 /* | |
6587 * Stop processing SIGUSR2 signals, and also make sure that | |
6588 * virtual console do not send us any sysmouse related signal. | |
6589 */ | |
6590 static void | |
6591 sysmouse_close() | |
6592 { | |
6593 struct mouse_info mouse; | |
6594 | |
6595 signal(SIGUSR2, restricted ? SIG_IGN : SIG_DFL); | |
6596 mouse.operation = MOUSE_MODE; | |
6597 mouse.u.mode.mode = 0; | |
6598 mouse.u.mode.signal = 0; | |
6599 ioctl(1, CONS_MOUSECTL, &mouse); | |
6600 } | |
6601 | |
6602 /* | |
6603 * Gets info from sysmouse and adds special keys to input buf. | |
6604 */ | |
6605 static RETSIGTYPE | |
6606 sig_sysmouse SIGDEFARG(sigarg) | |
6607 { | |
6608 struct mouse_info mouse; | |
6609 struct video_info video; | |
6610 char_u string[6]; | |
6611 int row, col; | |
6612 int button; | |
6613 int buttons; | |
6614 static int oldbuttons = 0; | |
6615 | |
6616 #ifdef FEAT_GUI | |
6617 /* Don't put events in the input queue now. */ | |
6618 if (hold_gui_events) | |
6619 return; | |
6620 #endif | |
6621 | |
6622 mouse.operation = MOUSE_GETINFO; | |
6623 if (ioctl(1, FBIO_GETMODE, &video.vi_mode) != -1 | |
6624 && ioctl(1, FBIO_MODEINFO, &video) != -1 | |
6625 && ioctl(1, CONS_MOUSECTL, &mouse) != -1 | |
6626 && video.vi_cheight > 0 && video.vi_cwidth > 0) | |
6627 { | |
6628 row = mouse.u.data.y / video.vi_cheight; | |
6629 col = mouse.u.data.x / video.vi_cwidth; | |
6630 buttons = mouse.u.data.buttons; | |
6631 string[0] = ESC; /* Our termcode */ | |
6632 string[1] = 'M'; | |
6633 string[2] = 'S'; | |
6634 if (oldbuttons == buttons && buttons != 0) | |
6635 { | |
6636 button = MOUSE_DRAG; | |
6637 } | |
6638 else | |
6639 { | |
6640 switch (buttons) | |
6641 { | |
6642 case 0: | |
6643 button = MOUSE_RELEASE; | |
6644 break; | |
6645 case 1: | |
6646 button = MOUSE_LEFT; | |
6647 break; | |
6648 case 2: | |
6649 button = MOUSE_MIDDLE; | |
6650 break; | |
6651 case 4: | |
6652 button = MOUSE_RIGHT; | |
6653 break; | |
6654 default: | |
6655 return; | |
6656 } | |
6657 oldbuttons = buttons; | |
6658 } | |
6659 string[3] = (char_u)(button); | |
6660 string[4] = (char_u)(col + ' ' + 1); | |
6661 string[5] = (char_u)(row + ' ' + 1); | |
6662 add_to_input_buf(string, 6); | |
6663 } | |
6664 return; | |
6665 } | |
6666 #endif /* FEAT_SYSMOUSE */ | |
6667 | |
7 | 6668 #if defined(FEAT_LIBCALL) || defined(PROTO) |
6669 typedef char_u * (*STRPROCSTR)__ARGS((char_u *)); | |
6670 typedef char_u * (*INTPROCSTR)__ARGS((int)); | |
6671 typedef int (*STRPROCINT)__ARGS((char_u *)); | |
6672 typedef int (*INTPROCINT)__ARGS((int)); | |
6673 | |
6674 /* | |
6675 * Call a DLL routine which takes either a string or int param | |
6676 * and returns an allocated string. | |
6677 */ | |
6678 int | |
6679 mch_libcall(libname, funcname, argstring, argint, string_result, number_result) | |
6680 char_u *libname; | |
6681 char_u *funcname; | |
6682 char_u *argstring; /* NULL when using a argint */ | |
6683 int argint; | |
6684 char_u **string_result;/* NULL when using number_result */ | |
6685 int *number_result; | |
6686 { | |
6687 # if defined(USE_DLOPEN) | |
6688 void *hinstLib; | |
12 | 6689 char *dlerr = NULL; |
7 | 6690 # else |
6691 shl_t hinstLib; | |
6692 # endif | |
6693 STRPROCSTR ProcAdd; | |
6694 INTPROCSTR ProcAddI; | |
6695 char_u *retval_str = NULL; | |
6696 int retval_int = 0; | |
6697 int success = FALSE; | |
6698 | |
900 | 6699 /* |
6700 * Get a handle to the DLL module. | |
6701 */ | |
7 | 6702 # if defined(USE_DLOPEN) |
900 | 6703 /* First clear any error, it's not cleared by the dlopen() call. */ |
6704 (void)dlerror(); | |
6705 | |
7 | 6706 hinstLib = dlopen((char *)libname, RTLD_LAZY |
6707 # ifdef RTLD_LOCAL | |
6708 | RTLD_LOCAL | |
6709 # endif | |
6710 ); | |
12 | 6711 if (hinstLib == NULL) |
6712 { | |
6713 /* "dlerr" must be used before dlclose() */ | |
6714 dlerr = (char *)dlerror(); | |
6715 if (dlerr != NULL) | |
6716 EMSG2(_("dlerror = \"%s\""), dlerr); | |
6717 } | |
7 | 6718 # else |
6719 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L); | |
6720 # endif | |
6721 | |
6722 /* If the handle is valid, try to get the function address. */ | |
6723 if (hinstLib != NULL) | |
6724 { | |
6725 # ifdef HAVE_SETJMP_H | |
6726 /* | |
6727 * Catch a crash when calling the library function. For example when | |
6728 * using a number where a string pointer is expected. | |
6729 */ | |
6730 mch_startjmp(); | |
6731 if (SETJMP(lc_jump_env) != 0) | |
6732 { | |
6733 success = FALSE; | |
857 | 6734 # if defined(USE_DLOPEN) |
12 | 6735 dlerr = NULL; |
857 | 6736 # endif |
7 | 6737 mch_didjmp(); |
6738 } | |
6739 else | |
6740 # endif | |
6741 { | |
6742 retval_str = NULL; | |
6743 retval_int = 0; | |
6744 | |
6745 if (argstring != NULL) | |
6746 { | |
6747 # if defined(USE_DLOPEN) | |
6748 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
12 | 6749 dlerr = (char *)dlerror(); |
7 | 6750 # else |
6751 if (shl_findsym(&hinstLib, (const char *)funcname, | |
6752 TYPE_PROCEDURE, (void *)&ProcAdd) < 0) | |
6753 ProcAdd = NULL; | |
6754 # endif | |
12 | 6755 if ((success = (ProcAdd != NULL |
6756 # if defined(USE_DLOPEN) | |
6757 && dlerr == NULL | |
6758 # endif | |
6759 ))) | |
7 | 6760 { |
6761 if (string_result == NULL) | |
6762 retval_int = ((STRPROCINT)ProcAdd)(argstring); | |
6763 else | |
6764 retval_str = (ProcAdd)(argstring); | |
6765 } | |
6766 } | |
6767 else | |
6768 { | |
6769 # if defined(USE_DLOPEN) | |
6770 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
12 | 6771 dlerr = (char *)dlerror(); |
7 | 6772 # else |
6773 if (shl_findsym(&hinstLib, (const char *)funcname, | |
6774 TYPE_PROCEDURE, (void *)&ProcAddI) < 0) | |
6775 ProcAddI = NULL; | |
6776 # endif | |
12 | 6777 if ((success = (ProcAddI != NULL |
6778 # if defined(USE_DLOPEN) | |
6779 && dlerr == NULL | |
6780 # endif | |
6781 ))) | |
7 | 6782 { |
6783 if (string_result == NULL) | |
6784 retval_int = ((INTPROCINT)ProcAddI)(argint); | |
6785 else | |
6786 retval_str = (ProcAddI)(argint); | |
6787 } | |
6788 } | |
6789 | |
6790 /* Save the string before we free the library. */ | |
6791 /* Assume that a "1" or "-1" result is an illegal pointer. */ | |
6792 if (string_result == NULL) | |
6793 *number_result = retval_int; | |
6794 else if (retval_str != NULL | |
6795 && retval_str != (char_u *)1 | |
6796 && retval_str != (char_u *)-1) | |
6797 *string_result = vim_strsave(retval_str); | |
6798 } | |
6799 | |
6800 # ifdef HAVE_SETJMP_H | |
6801 mch_endjmp(); | |
6802 # ifdef SIGHASARG | |
6803 if (lc_signal != 0) | |
6804 { | |
6805 int i; | |
6806 | |
6807 /* try to find the name of this signal */ | |
6808 for (i = 0; signal_info[i].sig != -1; i++) | |
6809 if (lc_signal == signal_info[i].sig) | |
6810 break; | |
6811 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name); | |
6812 } | |
6813 # endif | |
6814 # endif | |
6815 | |
12 | 6816 # if defined(USE_DLOPEN) |
6817 /* "dlerr" must be used before dlclose() */ | |
6818 if (dlerr != NULL) | |
6819 EMSG2(_("dlerror = \"%s\""), dlerr); | |
6820 | |
7 | 6821 /* Free the DLL module. */ |
6822 (void)dlclose(hinstLib); | |
6823 # else | |
6824 (void)shl_unload(hinstLib); | |
6825 # endif | |
6826 } | |
6827 | |
6828 if (!success) | |
6829 { | |
6830 EMSG2(_(e_libcall), funcname); | |
6831 return FAIL; | |
6832 } | |
6833 | |
6834 return OK; | |
6835 } | |
6836 #endif | |
6837 | |
6838 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO) | |
6839 static int xterm_trace = -1; /* default: disabled */ | |
6840 static int xterm_button; | |
6841 | |
6842 /* | |
6843 * Setup a dummy window for X selections in a terminal. | |
6844 */ | |
6845 void | |
6846 setup_term_clip() | |
6847 { | |
6848 int z = 0; | |
6849 char *strp = ""; | |
6850 Widget AppShell; | |
6851 | |
6852 if (!x_connect_to_server()) | |
6853 return; | |
6854 | |
6855 open_app_context(); | |
6856 if (app_context != NULL && xterm_Shell == (Widget)0) | |
6857 { | |
6858 int (*oldhandler)(); | |
6859 #if defined(HAVE_SETJMP_H) | |
6860 int (*oldIOhandler)(); | |
6861 #endif | |
6862 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
6863 struct timeval start_tv; | |
6864 | |
6865 if (p_verbose > 0) | |
6866 gettimeofday(&start_tv, NULL); | |
6867 # endif | |
6868 | |
6869 /* Ignore X errors while opening the display */ | |
6870 oldhandler = XSetErrorHandler(x_error_check); | |
6871 | |
6872 #if defined(HAVE_SETJMP_H) | |
6873 /* Ignore X IO errors while opening the display */ | |
6874 oldIOhandler = XSetIOErrorHandler(x_IOerror_check); | |
6875 mch_startjmp(); | |
6876 if (SETJMP(lc_jump_env) != 0) | |
6877 { | |
6878 mch_didjmp(); | |
6879 xterm_dpy = NULL; | |
6880 } | |
6881 else | |
6882 #endif | |
6883 { | |
6884 xterm_dpy = XtOpenDisplay(app_context, xterm_display, | |
6885 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp); | |
6886 #if defined(HAVE_SETJMP_H) | |
6887 mch_endjmp(); | |
6888 #endif | |
6889 } | |
6890 | |
6891 #if defined(HAVE_SETJMP_H) | |
6892 /* Now handle X IO errors normally. */ | |
6893 (void)XSetIOErrorHandler(oldIOhandler); | |
6894 #endif | |
6895 /* Now handle X errors normally. */ | |
6896 (void)XSetErrorHandler(oldhandler); | |
6897 | |
6898 if (xterm_dpy == NULL) | |
6899 { | |
6900 if (p_verbose > 0) | |
292 | 6901 verb_msg((char_u *)_("Opening the X display failed")); |
7 | 6902 return; |
6903 } | |
6904 | |
6905 /* Catch terminating error of the X server connection. */ | |
6906 (void)XSetIOErrorHandler(x_IOerror_handler); | |
6907 | |
6908 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
6909 if (p_verbose > 0) | |
292 | 6910 { |
6911 verbose_enter(); | |
7 | 6912 xopen_message(&start_tv); |
292 | 6913 verbose_leave(); |
6914 } | |
7 | 6915 # endif |
6916 | |
6917 /* Create a Shell to make converters work. */ | |
6918 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm", | |
6919 applicationShellWidgetClass, xterm_dpy, | |
6920 NULL); | |
6921 if (AppShell == (Widget)0) | |
6922 return; | |
6923 xterm_Shell = XtVaCreatePopupShell("VIM", | |
6924 topLevelShellWidgetClass, AppShell, | |
6925 XtNmappedWhenManaged, 0, | |
6926 XtNwidth, 1, | |
6927 XtNheight, 1, | |
6928 NULL); | |
6929 if (xterm_Shell == (Widget)0) | |
6930 return; | |
6931 | |
6932 x11_setup_atoms(xterm_dpy); | |
2270
917fff7bc09d
Fixes for time in clipboard request. Also fix ownership. (David Fries)
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
6933 x11_setup_selection(xterm_Shell); |
7 | 6934 if (x11_display == NULL) |
6935 x11_display = xterm_dpy; | |
6936 | |
6937 XtRealizeWidget(xterm_Shell); | |
6938 XSync(xterm_dpy, False); | |
6939 xterm_update(); | |
6940 } | |
6941 if (xterm_Shell != (Widget)0) | |
6942 { | |
6943 clip_init(TRUE); | |
6944 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL) | |
6945 x11_window = (Window)atol(strp); | |
6946 /* Check if $WINDOWID is valid. */ | |
6947 if (test_x11_window(xterm_dpy) == FAIL) | |
6948 x11_window = 0; | |
6949 if (x11_window != 0) | |
6950 xterm_trace = 0; | |
6951 } | |
6952 } | |
6953 | |
6954 void | |
6955 start_xterm_trace(button) | |
6956 int button; | |
6957 { | |
6958 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0) | |
6959 return; | |
6960 xterm_trace = 1; | |
6961 xterm_button = button; | |
6962 do_xterm_trace(); | |
6963 } | |
6964 | |
6965 | |
6966 void | |
6967 stop_xterm_trace() | |
6968 { | |
6969 if (xterm_trace < 0) | |
6970 return; | |
6971 xterm_trace = 0; | |
6972 } | |
6973 | |
6974 /* | |
6975 * Query the xterm pointer and generate mouse termcodes if necessary | |
6976 * return TRUE if dragging is active, else FALSE | |
6977 */ | |
6978 static int | |
6979 do_xterm_trace() | |
6980 { | |
6981 Window root, child; | |
6982 int root_x, root_y; | |
6983 int win_x, win_y; | |
6984 int row, col; | |
6985 int_u mask_return; | |
6986 char_u buf[50]; | |
6987 char_u *strp; | |
6988 long got_hints; | |
6989 static char_u *mouse_code; | |
6990 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER}; | |
6991 static int prev_row = 0, prev_col = 0; | |
6992 static XSizeHints xterm_hints; | |
6993 | |
6994 if (xterm_trace <= 0) | |
6995 return FALSE; | |
6996 | |
6997 if (xterm_trace == 1) | |
6998 { | |
6999 /* Get the hints just before tracking starts. The font size might | |
1510 | 7000 * have changed recently. */ |
7001 if (!XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints) | |
7002 || !(got_hints & PResizeInc) | |
7 | 7003 || xterm_hints.width_inc <= 1 |
7004 || xterm_hints.height_inc <= 1) | |
7005 { | |
7006 xterm_trace = -1; /* Not enough data -- disable tracing */ | |
7007 return FALSE; | |
7008 } | |
7009 | |
7010 /* Rely on the same mouse code for the duration of this */ | |
7011 mouse_code = find_termcode(mouse_name); | |
7012 prev_row = mouse_row; | |
7009 | 7013 prev_col = mouse_col; |
7 | 7014 xterm_trace = 2; |
7015 | |
7016 /* Find the offset of the chars, there might be a scrollbar on the | |
7017 * left of the window and/or a menu on the top (eterm etc.) */ | |
7018 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
7019 &win_x, &win_y, &mask_return); | |
7020 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row) | |
7021 - (xterm_hints.height_inc / 2); | |
7022 if (xterm_hints.y <= xterm_hints.height_inc / 2) | |
7023 xterm_hints.y = 2; | |
7024 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col) | |
7025 - (xterm_hints.width_inc / 2); | |
7026 if (xterm_hints.x <= xterm_hints.width_inc / 2) | |
7027 xterm_hints.x = 2; | |
7028 return TRUE; | |
7029 } | |
2768 | 7030 if (mouse_code == NULL || STRLEN(mouse_code) > 45) |
7 | 7031 { |
7032 xterm_trace = 0; | |
7033 return FALSE; | |
7034 } | |
7035 | |
7036 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
7037 &win_x, &win_y, &mask_return); | |
7038 | |
7039 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc); | |
7040 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc); | |
7041 if (row == prev_row && col == prev_col) | |
7042 return TRUE; | |
7043 | |
7044 STRCPY(buf, mouse_code); | |
7045 strp = buf + STRLEN(buf); | |
7046 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20; | |
7047 *strp++ = (char_u)(col + ' ' + 1); | |
7048 *strp++ = (char_u)(row + ' ' + 1); | |
7049 *strp = 0; | |
7050 add_to_input_buf(buf, STRLEN(buf)); | |
7051 | |
7052 prev_row = row; | |
7053 prev_col = col; | |
7054 return TRUE; | |
7055 } | |
7056 | |
7057 # if defined(FEAT_GUI) || defined(PROTO) | |
7058 /* | |
7059 * Destroy the display, window and app_context. Required for GTK. | |
7060 */ | |
7061 void | |
7062 clear_xterm_clip() | |
7063 { | |
7064 if (xterm_Shell != (Widget)0) | |
7065 { | |
7066 XtDestroyWidget(xterm_Shell); | |
7067 xterm_Shell = (Widget)0; | |
7068 } | |
7069 if (xterm_dpy != NULL) | |
7070 { | |
1605 | 7071 # if 0 |
7 | 7072 /* Lesstif and Solaris crash here, lose some memory */ |
7073 XtCloseDisplay(xterm_dpy); | |
1605 | 7074 # endif |
7 | 7075 if (x11_display == xterm_dpy) |
7076 x11_display = NULL; | |
7077 xterm_dpy = NULL; | |
7078 } | |
1605 | 7079 # if 0 |
7 | 7080 if (app_context != (XtAppContext)NULL) |
7081 { | |
7082 /* Lesstif and Solaris crash here, lose some memory */ | |
7083 XtDestroyApplicationContext(app_context); | |
7084 app_context = (XtAppContext)NULL; | |
7085 } | |
1605 | 7086 # endif |
7 | 7087 } |
7088 # endif | |
7089 | |
7090 /* | |
4230 | 7091 * Catch up with GUI or X events. |
7092 */ | |
7093 static void | |
7094 clip_update() | |
7095 { | |
7096 # ifdef FEAT_GUI | |
7097 if (gui.in_use) | |
7098 gui_mch_update(); | |
7099 else | |
7100 # endif | |
7101 if (xterm_Shell != (Widget)0) | |
7102 xterm_update(); | |
7103 } | |
7104 | |
7105 /* | |
7 | 7106 * Catch up with any queued X events. This may put keyboard input into the |
7107 * input buffer, call resize call-backs, trigger timers etc. If there is | |
7108 * nothing in the X event queue (& no timers pending), then we return | |
7109 * immediately. | |
7110 */ | |
7111 static void | |
7112 xterm_update() | |
7113 { | |
7114 XEvent event; | |
7115 | |
6683 | 7116 for (;;) |
7 | 7117 { |
7109
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diff
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|
7118 XtInputMask mask = XtAppPending(app_context); |
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|
7119 |
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diff
changeset
|
7120 if (mask == 0 || vim_is_input_buf_full()) |
6683 | 7121 break; |
7122 | |
7109
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commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
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parents:
7009
diff
changeset
|
7123 if (mask & XtIMXEvent) |
7 | 7124 { |
6683 | 7125 /* There is an event to process. */ |
7109
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parents:
7009
diff
changeset
|
7126 XtAppNextEvent(app_context, &event); |
6683 | 7127 #ifdef FEAT_CLIENTSERVER |
7128 { | |
7129 XPropertyEvent *e = (XPropertyEvent *)&event; | |
7130 | |
7131 if (e->type == PropertyNotify && e->window == commWindow | |
7 | 7132 && e->atom == commProperty && e->state == PropertyNewValue) |
7109
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Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7133 serverEventProc(xterm_dpy, &event, 0); |
6683 | 7134 } |
7135 #endif | |
7109
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Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7136 XtDispatchEvent(&event); |
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commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7137 } |
6683 | 7138 else |
7139 { | |
7140 /* There is something else than an event to process. */ | |
7109
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commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7141 XtAppProcessEvent(app_context, mask); |
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commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7142 } |
7 | 7143 } |
7144 } | |
7145 | |
7146 int | |
7147 clip_xterm_own_selection(cbd) | |
7148 VimClipboard *cbd; | |
7149 { | |
7150 if (xterm_Shell != (Widget)0) | |
7151 return clip_x11_own_selection(xterm_Shell, cbd); | |
7152 return FAIL; | |
7153 } | |
7154 | |
7155 void | |
7156 clip_xterm_lose_selection(cbd) | |
7157 VimClipboard *cbd; | |
7158 { | |
7159 if (xterm_Shell != (Widget)0) | |
7160 clip_x11_lose_selection(xterm_Shell, cbd); | |
7161 } | |
7162 | |
7163 void | |
7164 clip_xterm_request_selection(cbd) | |
7165 VimClipboard *cbd; | |
7166 { | |
7167 if (xterm_Shell != (Widget)0) | |
7168 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd); | |
7169 } | |
7170 | |
7171 void | |
7172 clip_xterm_set_selection(cbd) | |
7173 VimClipboard *cbd; | |
7174 { | |
7175 clip_x11_set_selection(cbd); | |
7176 } | |
7177 #endif | |
7178 | |
7179 | |
7180 #if defined(USE_XSMP) || defined(PROTO) | |
7181 /* | |
7182 * Code for X Session Management Protocol. | |
7183 */ | |
7184 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast)); | |
7185 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
7186 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
7187 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
7188 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData)); | |
7189 | |
7190 | |
7191 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
7192 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
7193 | |
7194 /* | |
7195 * This is our chance to ask the user if they want to save, | |
7196 * or abort the logout | |
7197 */ | |
7198 static void | |
7199 xsmp_handle_interaction(smc_conn, client_data) | |
7200 SmcConn smc_conn; | |
1883 | 7201 SmPointer client_data UNUSED; |
7 | 7202 { |
7203 cmdmod_T save_cmdmod; | |
7204 int cancel_shutdown = False; | |
7205 | |
7206 save_cmdmod = cmdmod; | |
7207 cmdmod.confirm = TRUE; | |
7208 if (check_changed_any(FALSE)) | |
7209 /* Mustn't logout */ | |
7210 cancel_shutdown = True; | |
7211 cmdmod = save_cmdmod; | |
7212 setcursor(); /* position cursor */ | |
7213 out_flush(); | |
7214 | |
7215 /* Done interaction */ | |
7216 SmcInteractDone(smc_conn, cancel_shutdown); | |
7217 | |
7218 /* Finish off | |
7219 * Only end save-yourself here if we're not cancelling shutdown; | |
7220 * we'll get a cancelled callback later in which we'll end it. | |
7221 * Hopefully get around glitchy SMs (like GNOME-1) | |
7222 */ | |
7223 if (!cancel_shutdown) | |
7224 { | |
7225 xsmp.save_yourself = False; | |
7226 SmcSaveYourselfDone(smc_conn, True); | |
7227 } | |
7228 } | |
7229 # endif | |
7230 | |
7231 /* | |
7232 * Callback that starts save-yourself. | |
7233 */ | |
7234 static void | |
7235 xsmp_handle_save_yourself(smc_conn, client_data, save_type, | |
7236 shutdown, interact_style, fast) | |
7237 SmcConn smc_conn; | |
1883 | 7238 SmPointer client_data UNUSED; |
7239 int save_type UNUSED; | |
7 | 7240 Bool shutdown; |
1883 | 7241 int interact_style UNUSED; |
7242 Bool fast UNUSED; | |
7 | 7243 { |
7244 /* Handle already being in saveyourself */ | |
7245 if (xsmp.save_yourself) | |
7246 SmcSaveYourselfDone(smc_conn, True); | |
7247 xsmp.save_yourself = True; | |
7248 xsmp.shutdown = shutdown; | |
7249 | |
7250 /* First up, preserve all files */ | |
7251 out_flush(); | |
7252 ml_sync_all(FALSE, FALSE); /* preserve all swap files */ | |
7253 | |
7254 if (p_verbose > 0) | |
292 | 7255 verb_msg((char_u *)_("XSMP handling save-yourself request")); |
7 | 7256 |
7257 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
7258 /* Now see if we can ask about unsaved files */ | |
7259 if (shutdown && !fast && gui.in_use) | |
7260 /* Need to interact with user, but need SM's permission */ | |
7261 SmcInteractRequest(smc_conn, SmDialogError, | |
7262 xsmp_handle_interaction, client_data); | |
7263 else | |
7264 # endif | |
7265 { | |
7266 /* Can stop the cycle here */ | |
7267 SmcSaveYourselfDone(smc_conn, True); | |
7268 xsmp.save_yourself = False; | |
7269 } | |
7270 } | |
7271 | |
7272 | |
7273 /* | |
7274 * Callback to warn us of imminent death. | |
7275 */ | |
7276 static void | |
7277 xsmp_die(smc_conn, client_data) | |
1883 | 7278 SmcConn smc_conn UNUSED; |
7279 SmPointer client_data UNUSED; | |
7 | 7280 { |
7281 xsmp_close(); | |
7282 | |
7283 /* quit quickly leaving swapfiles for modified buffers behind */ | |
7284 getout_preserve_modified(0); | |
7285 } | |
7286 | |
7287 | |
7288 /* | |
7289 * Callback to tell us that save-yourself has completed. | |
7290 */ | |
7291 static void | |
7292 xsmp_save_complete(smc_conn, client_data) | |
1883 | 7293 SmcConn smc_conn UNUSED; |
7294 SmPointer client_data UNUSED; | |
7 | 7295 { |
7296 xsmp.save_yourself = False; | |
7297 } | |
7298 | |
7299 | |
7300 /* | |
7301 * Callback to tell us that an instigated shutdown was cancelled | |
7302 * (maybe even by us) | |
7303 */ | |
7304 static void | |
7305 xsmp_shutdown_cancelled(smc_conn, client_data) | |
7306 SmcConn smc_conn; | |
1883 | 7307 SmPointer client_data UNUSED; |
7 | 7308 { |
7309 if (xsmp.save_yourself) | |
7310 SmcSaveYourselfDone(smc_conn, True); | |
7311 xsmp.save_yourself = False; | |
7312 xsmp.shutdown = False; | |
7313 } | |
7314 | |
7315 | |
7316 /* | |
7317 * Callback to tell us that a new ICE connection has been established. | |
7318 */ | |
7319 static void | |
7320 xsmp_ice_connection(iceConn, clientData, opening, watchData) | |
7321 IceConn iceConn; | |
1883 | 7322 IcePointer clientData UNUSED; |
7 | 7323 Bool opening; |
1883 | 7324 IcePointer *watchData UNUSED; |
7 | 7325 { |
7326 /* Intercept creation of ICE connection fd */ | |
7327 if (opening) | |
7328 { | |
7329 xsmp_icefd = IceConnectionNumber(iceConn); | |
7330 IceRemoveConnectionWatch(xsmp_ice_connection, NULL); | |
7331 } | |
7332 } | |
7333 | |
7334 | |
7335 /* Handle any ICE processing that's required; return FAIL if SM lost */ | |
7336 int | |
7337 xsmp_handle_requests() | |
7338 { | |
7339 Bool rep; | |
7340 | |
7341 if (IceProcessMessages(xsmp.iceconn, NULL, &rep) | |
7342 == IceProcessMessagesIOError) | |
7343 { | |
7344 /* Lost ICE */ | |
7345 if (p_verbose > 0) | |
292 | 7346 verb_msg((char_u *)_("XSMP lost ICE connection")); |
7 | 7347 xsmp_close(); |
7348 return FAIL; | |
7349 } | |
7350 else | |
7351 return OK; | |
7352 } | |
7353 | |
7354 static int dummy; | |
7355 | |
7356 /* Set up X Session Management Protocol */ | |
7357 void | |
7358 xsmp_init(void) | |
7359 { | |
7360 char errorstring[80]; | |
7361 SmcCallbacks smcallbacks; | |
7362 #if 0 | |
7363 SmPropValue smname; | |
7364 SmProp smnameprop; | |
7365 SmProp *smprops[1]; | |
7366 #endif | |
7367 | |
7368 if (p_verbose > 0) | |
292 | 7369 verb_msg((char_u *)_("XSMP opening connection")); |
7 | 7370 |
7371 xsmp.save_yourself = xsmp.shutdown = False; | |
7372 | |
7373 /* Set up SM callbacks - must have all, even if they're not used */ | |
7374 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself; | |
7375 smcallbacks.save_yourself.client_data = NULL; | |
7376 smcallbacks.die.callback = xsmp_die; | |
7377 smcallbacks.die.client_data = NULL; | |
7378 smcallbacks.save_complete.callback = xsmp_save_complete; | |
7379 smcallbacks.save_complete.client_data = NULL; | |
7380 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled; | |
7381 smcallbacks.shutdown_cancelled.client_data = NULL; | |
7382 | |
7383 /* Set up a watch on ICE connection creations. The "dummy" argument is | |
7384 * apparently required for FreeBSD (we get a BUS error when using NULL). */ | |
7385 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0) | |
7386 { | |
7387 if (p_verbose > 0) | |
292 | 7388 verb_msg((char_u *)_("XSMP ICE connection watch failed")); |
7 | 7389 return; |
7390 } | |
7391 | |
7392 /* Create an SM connection */ | |
7393 xsmp.smcconn = SmcOpenConnection( | |
7394 NULL, | |
7395 NULL, | |
7396 SmProtoMajor, | |
7397 SmProtoMinor, | |
7398 SmcSaveYourselfProcMask | SmcDieProcMask | |
7399 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask, | |
7400 &smcallbacks, | |
7401 NULL, | |
1605 | 7402 &xsmp.clientid, |
7 | 7403 sizeof(errorstring), |
7404 errorstring); | |
7405 if (xsmp.smcconn == NULL) | |
7406 { | |
7407 char errorreport[132]; | |
273 | 7408 |
292 | 7409 if (p_verbose > 0) |
7410 { | |
7411 vim_snprintf(errorreport, sizeof(errorreport), | |
273 | 7412 _("XSMP SmcOpenConnection failed: %s"), errorstring); |
292 | 7413 verb_msg((char_u *)errorreport); |
7414 } | |
7 | 7415 return; |
7416 } | |
7417 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn); | |
7418 | |
7419 #if 0 | |
7420 /* ID ourselves */ | |
7421 smname.value = "vim"; | |
7422 smname.length = 3; | |
7423 smnameprop.name = "SmProgram"; | |
7424 smnameprop.type = "SmARRAY8"; | |
7425 smnameprop.num_vals = 1; | |
7426 smnameprop.vals = &smname; | |
7427 | |
7428 smprops[0] = &smnameprop; | |
7429 SmcSetProperties(xsmp.smcconn, 1, smprops); | |
7430 #endif | |
7431 } | |
7432 | |
7433 | |
7434 /* Shut down XSMP comms. */ | |
7435 void | |
7436 xsmp_close() | |
7437 { | |
7438 if (xsmp_icefd != -1) | |
7439 { | |
7440 SmcCloseConnection(xsmp.smcconn, 0, NULL); | |
1737 | 7441 if (xsmp.clientid != NULL) |
7442 free(xsmp.clientid); | |
1605 | 7443 xsmp.clientid = NULL; |
7 | 7444 xsmp_icefd = -1; |
7445 } | |
7446 } | |
7447 #endif /* USE_XSMP */ | |
7448 | |
7449 | |
7450 #ifdef EBCDIC | |
7451 /* Translate character to its CTRL- value */ | |
7452 char CtrlTable[] = | |
7453 { | |
7454 /* 00 - 5E */ | |
7455 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7456 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7457 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7458 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7459 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7460 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7461 /* ^ */ 0x1E, | |
7462 /* - */ 0x1F, | |
7463 /* 61 - 6C */ | |
7464 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7465 /* _ */ 0x1F, | |
7466 /* 6E - 80 */ | |
7467 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7468 /* a */ 0x01, | |
7469 /* b */ 0x02, | |
7470 /* c */ 0x03, | |
7471 /* d */ 0x37, | |
7472 /* e */ 0x2D, | |
7473 /* f */ 0x2E, | |
7474 /* g */ 0x2F, | |
7475 /* h */ 0x16, | |
7476 /* i */ 0x05, | |
7477 /* 8A - 90 */ | |
7478 0, 0, 0, 0, 0, 0, 0, | |
7479 /* j */ 0x15, | |
7480 /* k */ 0x0B, | |
7481 /* l */ 0x0C, | |
7482 /* m */ 0x0D, | |
7483 /* n */ 0x0E, | |
7484 /* o */ 0x0F, | |
7485 /* p */ 0x10, | |
7486 /* q */ 0x11, | |
7487 /* r */ 0x12, | |
7488 /* 9A - A1 */ | |
7489 0, 0, 0, 0, 0, 0, 0, 0, | |
7490 /* s */ 0x13, | |
7491 /* t */ 0x3C, | |
7492 /* u */ 0x3D, | |
7493 /* v */ 0x32, | |
7494 /* w */ 0x26, | |
7495 /* x */ 0x18, | |
7496 /* y */ 0x19, | |
7497 /* z */ 0x3F, | |
7498 /* AA - AC */ | |
7499 0, 0, 0, | |
7500 /* [ */ 0x27, | |
7501 /* AE - BC */ | |
7502 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7503 /* ] */ 0x1D, | |
7504 /* BE - C0 */ 0, 0, 0, | |
7505 /* A */ 0x01, | |
7506 /* B */ 0x02, | |
7507 /* C */ 0x03, | |
7508 /* D */ 0x37, | |
7509 /* E */ 0x2D, | |
7510 /* F */ 0x2E, | |
7511 /* G */ 0x2F, | |
7512 /* H */ 0x16, | |
7513 /* I */ 0x05, | |
7514 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0, | |
7515 /* J */ 0x15, | |
7516 /* K */ 0x0B, | |
7517 /* L */ 0x0C, | |
7518 /* M */ 0x0D, | |
7519 /* N */ 0x0E, | |
7520 /* O */ 0x0F, | |
7521 /* P */ 0x10, | |
7522 /* Q */ 0x11, | |
7523 /* R */ 0x12, | |
7524 /* DA - DF */ 0, 0, 0, 0, 0, 0, | |
7525 /* \ */ 0x1C, | |
7526 /* E1 */ 0, | |
7527 /* S */ 0x13, | |
7528 /* T */ 0x3C, | |
7529 /* U */ 0x3D, | |
7530 /* V */ 0x32, | |
7531 /* W */ 0x26, | |
7532 /* X */ 0x18, | |
7533 /* Y */ 0x19, | |
7534 /* Z */ 0x3F, | |
7535 /* EA - FF*/ 0, 0, 0, 0, 0, 0, | |
7536 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
7537 }; | |
7538 | |
7539 char MetaCharTable[]= | |
7540 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
7541 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0, | |
7542 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0, | |
7543 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0, | |
7544 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0 | |
7545 }; | |
7546 | |
7547 | |
7548 /* TODO: Use characters NOT numbers!!! */ | |
7549 char CtrlCharTable[]= | |
7550 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
7551 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214, | |
7552 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109, | |
7553 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199, | |
7554 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233, | |
7555 }; | |
7556 | |
7557 | |
7558 #endif |