Mercurial > vim
annotate src/os_unix.c @ 7718:6ebd8bdf41bc v7.4.1157
commit https://github.com/vim/vim/commit/f95534c3d411084d1b6112fe64f6108bf7acbb92
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Jan 23 21:59:52 2016 +0100
patch 7.4.1157
Problem: type() does not work for v:true, v:none, etc.
Solution: Add new type numbers.
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Sat, 23 Jan 2016 22:00:05 +0100 |
| parents | befbed72da87 |
| children | 6069f43cea4e |
| 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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changeset
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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 |
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fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
392 parse_queued_messages(); |
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2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
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 { | |
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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 |
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89c6f7c6704a
commit https://github.com/vim/vim/commit/5d8afebb5bf7fb1e8ce06062451dc6a1f9a53ac0
Christian Brabandt <cb@256bit.org>
parents:
7109
diff
changeset
|
407 else if (!server_waiting()) |
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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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d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
445 |
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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
|
447 parse_queued_messages(); |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
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 */ |
|
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d0ddf7ba1630
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 { |
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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 return len; | |
| 475 } | |
| 476 } | |
| 477 } | |
| 478 | |
| 479 static void | |
| 480 handle_resize() | |
| 481 { | |
| 482 do_resize = FALSE; | |
| 483 shell_resized(); | |
| 484 } | |
| 485 | |
| 486 /* | |
| 487 * return non-zero if a character is available | |
| 488 */ | |
| 489 int | |
| 490 mch_char_avail() | |
| 491 { | |
| 492 return WaitForChar(0L); | |
| 493 } | |
| 494 | |
| 495 #if defined(HAVE_TOTAL_MEM) || defined(PROTO) | |
| 496 # ifdef HAVE_SYS_RESOURCE_H | |
| 1879 | 497 # include <sys/resource.h> |
| 7 | 498 # endif |
| 499 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL) | |
| 500 # include <sys/sysctl.h> | |
| 501 # endif | |
| 502 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
| 503 # include <sys/sysinfo.h> | |
| 504 # endif | |
| 505 | |
| 506 /* | |
| 1110 | 507 * Return total amount of memory available in Kbyte. |
| 508 * Doesn't change when memory has been allocated. | |
| 7 | 509 */ |
| 510 long_u | |
| 511 mch_total_mem(special) | |
| 1877 | 512 int special UNUSED; |
| 7 | 513 { |
| 514 # ifdef __EMX__ | |
| 1110 | 515 return ulimit(3, 0L) >> 10; /* always 32MB? */ |
| 7 | 516 # else |
| 517 long_u mem = 0; | |
| 1110 | 518 long_u shiftright = 10; /* how much to shift "mem" right for Kbyte */ |
| 7 | 519 |
| 520 # ifdef HAVE_SYSCTL | |
| 521 int mib[2], physmem; | |
| 522 size_t len; | |
| 523 | |
| 524 /* BSD way of getting the amount of RAM available. */ | |
| 525 mib[0] = CTL_HW; | |
| 526 mib[1] = HW_USERMEM; | |
| 527 len = sizeof(physmem); | |
| 528 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0) | |
| 529 mem = (long_u)physmem; | |
| 530 # endif | |
| 531 | |
| 532 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
| 533 if (mem == 0) | |
| 534 { | |
| 535 struct sysinfo sinfo; | |
| 536 | |
| 537 /* Linux way of getting amount of RAM available */ | |
| 538 if (sysinfo(&sinfo) == 0) | |
| 1110 | 539 { |
| 540 # ifdef HAVE_SYSINFO_MEM_UNIT | |
| 541 /* avoid overflow as much as possible */ | |
| 542 while (shiftright > 0 && (sinfo.mem_unit & 1) == 0) | |
| 543 { | |
| 544 sinfo.mem_unit = sinfo.mem_unit >> 1; | |
| 545 --shiftright; | |
| 546 } | |
| 547 mem = sinfo.totalram * sinfo.mem_unit; | |
| 548 # else | |
| 7 | 549 mem = sinfo.totalram; |
| 1110 | 550 # endif |
| 551 } | |
| 7 | 552 } |
| 553 # endif | |
| 554 | |
| 555 # ifdef HAVE_SYSCONF | |
| 556 if (mem == 0) | |
| 557 { | |
| 558 long pagesize, pagecount; | |
| 559 | |
| 560 /* Solaris way of getting amount of RAM available */ | |
| 561 pagesize = sysconf(_SC_PAGESIZE); | |
| 562 pagecount = sysconf(_SC_PHYS_PAGES); | |
| 563 if (pagesize > 0 && pagecount > 0) | |
| 1110 | 564 { |
| 565 /* avoid overflow as much as possible */ | |
| 566 while (shiftright > 0 && (pagesize & 1) == 0) | |
| 567 { | |
| 1204 | 568 pagesize = (long_u)pagesize >> 1; |
| 1110 | 569 --shiftright; |
| 570 } | |
| 7 | 571 mem = (long_u)pagesize * pagecount; |
| 1110 | 572 } |
| 7 | 573 } |
| 574 # endif | |
| 575 | |
| 576 /* Return the minimum of the physical memory and the user limit, because | |
| 577 * using more than the user limit may cause Vim to be terminated. */ | |
| 578 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT) | |
| 579 { | |
| 580 struct rlimit rlp; | |
| 581 | |
| 582 if (getrlimit(RLIMIT_DATA, &rlp) == 0 | |
| 583 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
| 584 # ifdef RLIM_INFINITY | |
| 585 && rlp.rlim_cur != RLIM_INFINITY | |
| 586 # endif | |
| 1110 | 587 && ((long_u)rlp.rlim_cur >> 10) < (mem >> shiftright) |
| 7 | 588 ) |
| 1110 | 589 { |
| 590 mem = (long_u)rlp.rlim_cur; | |
| 591 shiftright = 10; | |
| 592 } | |
| 7 | 593 } |
| 594 # endif | |
| 595 | |
| 596 if (mem > 0) | |
| 1110 | 597 return mem >> shiftright; |
| 598 return (long_u)0x1fffff; | |
| 7 | 599 # endif |
| 600 } | |
| 601 #endif | |
| 602 | |
| 603 void | |
| 604 mch_delay(msec, ignoreinput) | |
| 605 long msec; | |
| 606 int ignoreinput; | |
| 607 { | |
| 608 int old_tmode; | |
| 14 | 609 #ifdef FEAT_MZSCHEME |
| 610 long total = msec; /* remember original value */ | |
| 611 #endif | |
| 7 | 612 |
| 613 if (ignoreinput) | |
| 614 { | |
| 615 /* Go to cooked mode without echo, to allow SIGINT interrupting us | |
| 1530 | 616 * here. But we don't want QUIT to kill us (CTRL-\ used in a |
| 617 * shell may produce SIGQUIT). */ | |
| 618 in_mch_delay = TRUE; | |
| 7 | 619 old_tmode = curr_tmode; |
| 620 if (curr_tmode == TMODE_RAW) | |
| 621 settmode(TMODE_SLEEP); | |
| 622 | |
| 623 /* | |
| 624 * Everybody sleeps in a different way... | |
| 625 * Prefer nanosleep(), some versions of usleep() can only sleep up to | |
| 626 * one second. | |
| 627 */ | |
| 14 | 628 #ifdef FEAT_MZSCHEME |
| 629 do | |
| 630 { | |
| 631 /* if total is large enough, wait by portions in p_mzq */ | |
| 632 if (total > p_mzq) | |
| 633 msec = p_mzq; | |
| 634 else | |
| 635 msec = total; | |
| 636 total -= msec; | |
| 637 #endif | |
| 7 | 638 #ifdef HAVE_NANOSLEEP |
| 639 { | |
| 640 struct timespec ts; | |
| 641 | |
| 642 ts.tv_sec = msec / 1000; | |
| 643 ts.tv_nsec = (msec % 1000) * 1000000; | |
| 644 (void)nanosleep(&ts, NULL); | |
| 645 } | |
| 646 #else | |
| 647 # ifdef HAVE_USLEEP | |
| 648 while (msec >= 1000) | |
| 649 { | |
| 650 usleep((unsigned int)(999 * 1000)); | |
| 651 msec -= 999; | |
| 652 } | |
| 653 usleep((unsigned int)(msec * 1000)); | |
| 654 # else | |
| 655 # ifndef HAVE_SELECT | |
| 656 poll(NULL, 0, (int)msec); | |
| 657 # else | |
| 658 # ifdef __EMX__ | |
| 659 _sleep2(msec); | |
| 660 # else | |
| 661 { | |
| 662 struct timeval tv; | |
| 663 | |
| 664 tv.tv_sec = msec / 1000; | |
| 665 tv.tv_usec = (msec % 1000) * 1000; | |
| 666 /* | |
| 667 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get | |
| 668 * a patch from Sun to fix this. Reported by Gunnar Pedersen. | |
| 669 */ | |
| 670 select(0, NULL, NULL, NULL, &tv); | |
| 671 } | |
| 672 # endif /* __EMX__ */ | |
| 673 # endif /* HAVE_SELECT */ | |
| 674 # endif /* HAVE_NANOSLEEP */ | |
| 675 #endif /* HAVE_USLEEP */ | |
| 14 | 676 #ifdef FEAT_MZSCHEME |
| 677 } | |
| 678 while (total > 0); | |
| 679 #endif | |
| 7 | 680 |
| 681 settmode(old_tmode); | |
| 1530 | 682 in_mch_delay = FALSE; |
| 7 | 683 } |
| 684 else | |
| 685 WaitForChar(msec); | |
| 686 } | |
| 687 | |
| 180 | 688 #if defined(HAVE_STACK_LIMIT) \ |
| 7 | 689 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK)) |
| 690 # define HAVE_CHECK_STACK_GROWTH | |
| 691 /* | |
| 692 * Support for checking for an almost-out-of-stack-space situation. | |
| 693 */ | |
| 694 | |
| 695 /* | |
| 696 * Return a pointer to an item on the stack. Used to find out if the stack | |
| 697 * grows up or down. | |
| 698 */ | |
| 699 static void check_stack_growth __ARGS((char *p)); | |
| 700 static int stack_grows_downwards; | |
| 701 | |
| 702 /* | |
| 703 * Find out if the stack grows upwards or downwards. | |
| 704 * "p" points to a variable on the stack of the caller. | |
| 705 */ | |
| 706 static void | |
| 707 check_stack_growth(p) | |
| 708 char *p; | |
| 709 { | |
| 710 int i; | |
| 711 | |
| 712 stack_grows_downwards = (p > (char *)&i); | |
| 713 } | |
| 714 #endif | |
| 715 | |
| 180 | 716 #if defined(HAVE_STACK_LIMIT) || defined(PROTO) |
| 7 | 717 static char *stack_limit = NULL; |
| 718 | |
| 719 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
| 720 # include <pthread.h> | |
| 721 # include <pthread_np.h> | |
| 722 #endif | |
| 723 | |
| 724 /* | |
| 725 * Find out until how var the stack can grow without getting into trouble. | |
| 726 * Called when starting up and when switching to the signal stack in | |
| 727 * deathtrap(). | |
| 728 */ | |
| 729 static void | |
| 730 get_stack_limit() | |
| 731 { | |
| 732 struct rlimit rlp; | |
| 733 int i; | |
| 734 long lim; | |
| 735 | |
| 736 /* Set the stack limit to 15/16 of the allowable size. Skip this when the | |
| 737 * limit doesn't fit in a long (rlim_cur might be "long long"). */ | |
| 738 if (getrlimit(RLIMIT_STACK, &rlp) == 0 | |
| 739 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
| 740 # ifdef RLIM_INFINITY | |
| 741 && rlp.rlim_cur != RLIM_INFINITY | |
| 742 # endif | |
| 743 ) | |
| 744 { | |
| 745 lim = (long)rlp.rlim_cur; | |
| 746 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
| 747 { | |
| 748 pthread_attr_t attr; | |
| 749 size_t size; | |
| 750 | |
| 751 /* On FreeBSD the initial thread always has a fixed stack size, no | |
| 752 * matter what the limits are set to. Normally it's 1 Mbyte. */ | |
| 753 pthread_attr_init(&attr); | |
| 754 if (pthread_attr_get_np(pthread_self(), &attr) == 0) | |
| 755 { | |
| 756 pthread_attr_getstacksize(&attr, &size); | |
| 757 if (lim > (long)size) | |
| 758 lim = (long)size; | |
| 759 } | |
| 760 pthread_attr_destroy(&attr); | |
| 761 } | |
| 762 #endif | |
| 763 if (stack_grows_downwards) | |
| 764 { | |
| 765 stack_limit = (char *)((long)&i - (lim / 16L * 15L)); | |
| 766 if (stack_limit >= (char *)&i) | |
| 767 /* overflow, set to 1/16 of current stack position */ | |
| 768 stack_limit = (char *)((long)&i / 16L); | |
| 769 } | |
| 770 else | |
| 771 { | |
| 772 stack_limit = (char *)((long)&i + (lim / 16L * 15L)); | |
| 773 if (stack_limit <= (char *)&i) | |
| 774 stack_limit = NULL; /* overflow */ | |
| 775 } | |
| 776 } | |
| 777 } | |
| 778 | |
| 779 /* | |
| 780 * Return FAIL when running out of stack space. | |
| 781 * "p" must point to any variable local to the caller that's on the stack. | |
| 782 */ | |
| 783 int | |
| 784 mch_stackcheck(p) | |
| 785 char *p; | |
| 786 { | |
| 787 if (stack_limit != NULL) | |
| 788 { | |
| 789 if (stack_grows_downwards) | |
| 790 { | |
| 791 if (p < stack_limit) | |
| 792 return FAIL; | |
| 793 } | |
| 794 else if (p > stack_limit) | |
| 795 return FAIL; | |
| 796 } | |
| 797 return OK; | |
| 798 } | |
| 799 #endif | |
| 800 | |
| 801 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 802 /* | |
| 803 * Support for using the signal stack. | |
| 804 * This helps when we run out of stack space, which causes a SIGSEGV. The | |
| 805 * signal handler then must run on another stack, since the normal stack is | |
| 806 * completely full. | |
| 807 */ | |
| 808 | |
| 5421 | 809 #if defined(HAVE_AVAILABILITYMACROS_H) |
| 5411 | 810 # include <AvailabilityMacros.h> |
| 811 #endif | |
| 812 | |
| 7 | 813 #ifndef SIGSTKSZ |
| 814 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */ | |
| 815 #endif | |
| 816 | |
| 817 # ifdef HAVE_SIGALTSTACK | |
| 818 static stack_t sigstk; /* for sigaltstack() */ | |
| 819 # else | |
| 820 static struct sigstack sigstk; /* for sigstack() */ | |
| 821 # endif | |
| 822 | |
| 823 static void init_signal_stack __ARGS((void)); | |
| 824 static char *signal_stack; | |
| 825 | |
| 826 static void | |
| 827 init_signal_stack() | |
| 828 { | |
| 829 if (signal_stack != NULL) | |
| 830 { | |
| 831 # ifdef HAVE_SIGALTSTACK | |
| 1375 | 832 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \ |
| 833 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040) | |
| 7 | 834 /* missing prototype. Adding it to osdef?.h.in doesn't work, because |
| 835 * "struct sigaltstack" needs to be declared. */ | |
| 836 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss)); | |
| 837 # endif | |
| 838 | |
| 839 # ifdef HAVE_SS_BASE | |
| 840 sigstk.ss_base = signal_stack; | |
| 841 # else | |
| 842 sigstk.ss_sp = signal_stack; | |
| 843 # endif | |
| 844 sigstk.ss_size = SIGSTKSZ; | |
| 845 sigstk.ss_flags = 0; | |
| 846 (void)sigaltstack(&sigstk, NULL); | |
| 847 # else | |
| 848 sigstk.ss_sp = signal_stack; | |
| 849 if (stack_grows_downwards) | |
| 850 sigstk.ss_sp += SIGSTKSZ - 1; | |
| 851 sigstk.ss_onstack = 0; | |
| 852 (void)sigstack(&sigstk, NULL); | |
| 853 # endif | |
| 854 } | |
| 855 } | |
| 856 #endif | |
| 857 | |
| 858 /* | |
| 1832 | 859 * We need correct prototypes for a signal function, otherwise mean compilers |
| 7 | 860 * will barf when the second argument to signal() is ``wrong''. |
| 861 * Let me try it with a few tricky defines from my own osdef.h (jw). | |
| 862 */ | |
| 863 #if defined(SIGWINCH) | |
| 864 static RETSIGTYPE | |
| 865 sig_winch SIGDEFARG(sigarg) | |
| 866 { | |
| 867 /* this is not required on all systems, but it doesn't hurt anybody */ | |
| 868 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
| 869 do_resize = TRUE; | |
| 870 SIGRETURN; | |
| 871 } | |
| 872 #endif | |
| 873 | |
| 874 #if defined(SIGINT) | |
| 875 static RETSIGTYPE | |
| 876 catch_sigint SIGDEFARG(sigarg) | |
| 877 { | |
| 878 /* this is not required on all systems, but it doesn't hurt anybody */ | |
| 879 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
| 880 got_int = TRUE; | |
| 881 SIGRETURN; | |
| 882 } | |
| 883 #endif | |
| 884 | |
| 885 #if defined(SIGPWR) | |
| 886 static RETSIGTYPE | |
| 887 catch_sigpwr SIGDEFARG(sigarg) | |
| 888 { | |
| 37 | 889 /* this is not required on all systems, but it doesn't hurt anybody */ |
| 890 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
| 7 | 891 /* |
| 892 * I'm not sure we get the SIGPWR signal when the system is really going | |
| 893 * down or when the batteries are almost empty. Just preserve the swap | |
| 894 * files and don't exit, that can't do any harm. | |
| 895 */ | |
| 896 ml_sync_all(FALSE, FALSE); | |
| 897 SIGRETURN; | |
| 898 } | |
| 899 #endif | |
| 900 | |
| 901 #ifdef SET_SIG_ALARM | |
| 902 /* | |
| 903 * signal function for alarm(). | |
| 904 */ | |
| 905 static RETSIGTYPE | |
| 906 sig_alarm SIGDEFARG(sigarg) | |
| 907 { | |
| 908 /* doesn't do anything, just to break a system call */ | |
| 909 sig_alarm_called = TRUE; | |
| 910 SIGRETURN; | |
| 911 } | |
| 912 #endif | |
| 913 | |
| 188 | 914 #if (defined(HAVE_SETJMP_H) \ |
| 915 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \ | |
| 916 || defined(FEAT_LIBCALL))) \ | |
| 917 || defined(PROTO) | |
| 7 | 918 /* |
| 919 * A simplistic version of setjmp() that only allows one level of using. | |
| 920 * Don't call twice before calling mch_endjmp()!. | |
| 921 * Usage: | |
| 922 * mch_startjmp(); | |
| 923 * if (SETJMP(lc_jump_env) != 0) | |
| 924 * { | |
| 925 * mch_didjmp(); | |
| 926 * EMSG("crash!"); | |
| 927 * } | |
| 928 * else | |
| 929 * { | |
| 930 * do_the_work; | |
| 931 * mch_endjmp(); | |
| 932 * } | |
| 933 * Note: Can't move SETJMP() here, because a function calling setjmp() must | |
| 934 * not return before the saved environment is used. | |
| 935 * Returns OK for normal return, FAIL when the protected code caused a | |
| 936 * problem and LONGJMP() was used. | |
| 937 */ | |
| 938 void | |
| 939 mch_startjmp() | |
| 940 { | |
| 941 #ifdef SIGHASARG | |
| 942 lc_signal = 0; | |
| 943 #endif | |
| 944 lc_active = TRUE; | |
| 945 } | |
| 946 | |
| 947 void | |
| 948 mch_endjmp() | |
| 949 { | |
| 950 lc_active = FALSE; | |
| 951 } | |
| 952 | |
| 953 void | |
| 954 mch_didjmp() | |
| 955 { | |
| 956 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 957 /* On FreeBSD the signal stack has to be reset after using siglongjmp(), | |
| 958 * otherwise catching the signal only works once. */ | |
| 959 init_signal_stack(); | |
| 960 # endif | |
| 961 } | |
| 962 #endif | |
| 963 | |
| 964 /* | |
| 965 * This function handles deadly signals. | |
| 5338 | 966 * It tries to preserve any swap files and exit properly. |
| 7 | 967 * (partly from Elvis). |
| 5338 | 968 * NOTE: Avoid unsafe functions, such as allocating memory, they can result in |
| 969 * a deadlock. | |
| 7 | 970 */ |
| 971 static RETSIGTYPE | |
| 972 deathtrap SIGDEFARG(sigarg) | |
| 973 { | |
| 974 static int entered = 0; /* count the number of times we got here. | |
| 975 Note: when memory has been corrupted | |
| 976 this may get an arbitrary value! */ | |
| 977 #ifdef SIGHASARG | |
| 978 int i; | |
| 979 #endif | |
| 980 | |
| 981 #if defined(HAVE_SETJMP_H) | |
| 982 /* | |
| 983 * Catch a crash in protected code. | |
| 984 * Restores the environment saved in lc_jump_env, which looks like | |
| 985 * SETJMP() returns 1. | |
| 986 */ | |
| 987 if (lc_active) | |
| 988 { | |
| 989 # if defined(SIGHASARG) | |
| 990 lc_signal = sigarg; | |
| 991 # endif | |
| 992 lc_active = FALSE; /* don't jump again */ | |
| 993 LONGJMP(lc_jump_env, 1); | |
| 994 /* NOTREACHED */ | |
| 995 } | |
| 996 #endif | |
| 997 | |
| 36 | 998 #ifdef SIGHASARG |
| 1530 | 999 # ifdef SIGQUIT |
| 1000 /* While in mch_delay() we go to cooked mode to allow a CTRL-C to | |
| 1001 * interrupt us. But in cooked mode we may also get SIGQUIT, e.g., when | |
| 1002 * pressing CTRL-\, but we don't want Vim to exit then. */ | |
| 1003 if (in_mch_delay && sigarg == SIGQUIT) | |
| 1004 SIGRETURN; | |
| 1005 # endif | |
| 1006 | |
| 37 | 1007 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return |
| 1008 * here. This avoids that a non-reentrant function is interrupted, e.g., | |
| 1009 * free(). Calling free() again may then cause a crash. */ | |
| 1010 if (entered == 0 | |
| 1011 && (0 | |
| 1012 # ifdef SIGHUP | |
| 1013 || sigarg == SIGHUP | |
| 1014 # endif | |
| 1015 # ifdef SIGQUIT | |
| 1016 || sigarg == SIGQUIT | |
| 1017 # endif | |
| 1018 # ifdef SIGTERM | |
| 1019 || sigarg == SIGTERM | |
| 1020 # endif | |
| 1021 # ifdef SIGPWR | |
| 1022 || sigarg == SIGPWR | |
| 1023 # endif | |
| 1024 # ifdef SIGUSR1 | |
| 1025 || sigarg == SIGUSR1 | |
| 1026 # endif | |
| 1027 # ifdef SIGUSR2 | |
| 1028 || sigarg == SIGUSR2 | |
| 1029 # endif | |
| 1030 ) | |
| 413 | 1031 && !vim_handle_signal(sigarg)) |
| 36 | 1032 SIGRETURN; |
| 1033 #endif | |
| 1034 | |
| 7 | 1035 /* Remember how often we have been called. */ |
| 1036 ++entered; | |
| 1037 | |
| 1038 #ifdef FEAT_EVAL | |
| 1039 /* Set the v:dying variable. */ | |
| 1040 set_vim_var_nr(VV_DYING, (long)entered); | |
| 1041 #endif | |
| 1042 | |
| 180 | 1043 #ifdef HAVE_STACK_LIMIT |
| 7 | 1044 /* Since we are now using the signal stack, need to reset the stack |
| 1045 * limit. Otherwise using a regexp will fail. */ | |
| 1046 get_stack_limit(); | |
| 1047 #endif | |
| 1048 | |
| 758 | 1049 #if 0 |
| 1050 /* This is for opening gdb the moment Vim crashes. | |
| 1051 * You need to manually adjust the file name and Vim executable name. | |
| 1052 * Suggested by SungHyun Nam. */ | |
| 1053 { | |
| 1054 # define VI_GDB_FILE "/tmp/vimgdb" | |
| 1055 # define VIM_NAME "/usr/bin/vim" | |
| 1056 FILE *fp = fopen(VI_GDB_FILE, "w"); | |
| 1057 if (fp) | |
| 1058 { | |
| 1059 fprintf(fp, | |
| 1060 "file %s\n" | |
| 1061 "attach %d\n" | |
| 1062 "set height 1000\n" | |
| 1063 "bt full\n" | |
| 1064 , VIM_NAME, getpid()); | |
| 1065 fclose(fp); | |
| 1066 system("xterm -e gdb -x "VI_GDB_FILE); | |
| 1067 unlink(VI_GDB_FILE); | |
| 1068 } | |
| 1069 } | |
| 1070 #endif | |
| 1071 | |
| 7 | 1072 #ifdef SIGHASARG |
| 1073 /* try to find the name of this signal */ | |
| 1074 for (i = 0; signal_info[i].sig != -1; i++) | |
| 1075 if (sigarg == signal_info[i].sig) | |
| 1076 break; | |
| 1077 deadly_signal = sigarg; | |
| 1078 #endif | |
| 1079 | |
| 1080 full_screen = FALSE; /* don't write message to the GUI, it might be | |
| 1081 * part of the problem... */ | |
| 1082 /* | |
| 1083 * If something goes wrong after entering here, we may get here again. | |
| 1084 * When this happens, give a message and try to exit nicely (resetting the | |
| 1085 * terminal mode, etc.) | |
| 1086 * When this happens twice, just exit, don't even try to give a message, | |
| 1087 * stack may be corrupt or something weird. | |
| 1088 * When this still happens again (or memory was corrupted in such a way | |
| 1089 * that "entered" was clobbered) use _exit(), don't try freeing resources. | |
| 1090 */ | |
| 1091 if (entered >= 3) | |
| 1092 { | |
| 1093 reset_signals(); /* don't catch any signals anymore */ | |
| 1094 may_core_dump(); | |
| 1095 if (entered >= 4) | |
| 1096 _exit(8); | |
| 1097 exit(7); | |
| 1098 } | |
| 1099 if (entered == 2) | |
| 1100 { | |
| 5338 | 1101 /* No translation, it may call malloc(). */ |
| 1102 OUT_STR("Vim: Double signal, exiting\n"); | |
| 7 | 1103 out_flush(); |
| 1104 getout(1); | |
| 1105 } | |
| 1106 | |
| 5338 | 1107 /* No translation, it may call malloc(). */ |
| 7 | 1108 #ifdef SIGHASARG |
| 5338 | 1109 sprintf((char *)IObuff, "Vim: Caught deadly signal %s\n", |
| 7 | 1110 signal_info[i].name); |
| 1111 #else | |
| 5338 | 1112 sprintf((char *)IObuff, "Vim: Caught deadly signal\n"); |
| 1113 #endif | |
| 1114 | |
| 1115 /* Preserve files and exit. This sets the really_exiting flag to prevent | |
| 1116 * calling free(). */ | |
| 1117 preserve_exit(); | |
| 7 | 1118 |
| 33 | 1119 #ifdef NBDEBUG |
| 1120 reset_signals(); | |
| 1121 may_core_dump(); | |
| 1122 abort(); | |
| 1123 #endif | |
| 1124 | |
| 7 | 1125 SIGRETURN; |
| 1126 } | |
| 1127 | |
| 1832 | 1128 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1129 /* |
| 1130 * On Solaris with multi-threading, suspending might not work immediately. | |
| 1131 * Catch the SIGCONT signal, which will be used as an indication whether the | |
| 1132 * suspending has been done or not. | |
| 1832 | 1133 * |
| 1134 * On Linux, signal is not always handled immediately either. | |
| 1135 * See https://bugs.launchpad.net/bugs/291373 | |
| 1136 * | |
| 2701 | 1137 * volatile because it is used in signal handler sigcont_handler(). |
| 7 | 1138 */ |
| 1832 | 1139 static volatile int sigcont_received; |
| 7 | 1140 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG); |
| 1141 | |
| 1142 /* | |
| 1143 * signal handler for SIGCONT | |
| 1144 */ | |
| 1145 static RETSIGTYPE | |
| 1146 sigcont_handler SIGDEFARG(sigarg) | |
| 1147 { | |
| 1148 sigcont_received = TRUE; | |
| 1149 SIGRETURN; | |
| 1150 } | |
| 1151 #endif | |
| 1152 | |
| 2586 | 1153 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 1154 static void loose_clipboard __ARGS((void)); | |
| 4230 | 1155 # ifdef USE_SYSTEM |
| 4209 | 1156 static void save_clipboard __ARGS((void)); |
| 1157 static void restore_clipboard __ARGS((void)); | |
| 1158 | |
| 1159 static void *clip_star_save = NULL; | |
| 1160 static void *clip_plus_save = NULL; | |
| 4230 | 1161 # endif |
| 2586 | 1162 |
| 1163 /* | |
| 1164 * Called when Vim is going to sleep or execute a shell command. | |
| 1165 * We can't respond to requests for the X selections. Lose them, otherwise | |
| 1166 * other applications will hang. But first copy the text to cut buffer 0. | |
| 1167 */ | |
| 1168 static void | |
| 1169 loose_clipboard() | |
| 1170 { | |
| 1171 if (clip_star.owned || clip_plus.owned) | |
| 1172 { | |
| 1173 x11_export_final_selection(); | |
| 1174 if (clip_star.owned) | |
| 1175 clip_lose_selection(&clip_star); | |
| 1176 if (clip_plus.owned) | |
| 1177 clip_lose_selection(&clip_plus); | |
| 1178 if (x11_display != NULL) | |
| 1179 XFlush(x11_display); | |
| 1180 } | |
| 1181 } | |
| 4209 | 1182 |
| 4230 | 1183 # ifdef USE_SYSTEM |
| 4209 | 1184 /* |
| 1185 * Save clipboard text to restore later. | |
| 1186 */ | |
| 1187 static void | |
| 1188 save_clipboard() | |
| 1189 { | |
| 1190 if (clip_star.owned) | |
| 1191 clip_star_save = get_register('*', TRUE); | |
| 1192 if (clip_plus.owned) | |
| 1193 clip_plus_save = get_register('+', TRUE); | |
| 1194 } | |
| 1195 | |
| 1196 /* | |
| 1197 * Restore clipboard text if no one own the X selection. | |
| 1198 */ | |
| 1199 static void | |
| 1200 restore_clipboard() | |
| 1201 { | |
| 1202 if (clip_star_save != NULL) | |
| 1203 { | |
| 1204 if (!clip_gen_owner_exists(&clip_star)) | |
| 1205 put_register('*', clip_star_save); | |
| 1206 else | |
| 1207 free_register(clip_star_save); | |
| 1208 clip_star_save = NULL; | |
| 1209 } | |
| 1210 if (clip_plus_save != NULL) | |
| 1211 { | |
| 1212 if (!clip_gen_owner_exists(&clip_plus)) | |
| 1213 put_register('+', clip_plus_save); | |
| 1214 else | |
| 1215 free_register(clip_plus_save); | |
| 1216 clip_plus_save = NULL; | |
| 1217 } | |
| 1218 } | |
| 4230 | 1219 # endif |
| 2586 | 1220 #endif |
| 1221 | |
| 7 | 1222 /* |
| 1223 * If the machine has job control, use it to suspend the program, | |
| 1224 * otherwise fake it by starting a new shell. | |
| 1225 */ | |
| 1226 void | |
| 1227 mch_suspend() | |
| 1228 { | |
| 1229 /* BeOS does have SIGTSTP, but it doesn't work. */ | |
| 1230 #if defined(SIGTSTP) && !defined(__BEOS__) | |
| 1231 out_flush(); /* needed to make cursor visible on some systems */ | |
| 1232 settmode(TMODE_COOK); | |
| 1233 out_flush(); /* needed to disable mouse on some systems */ | |
| 1234 | |
| 1235 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) | |
| 2586 | 1236 loose_clipboard(); |
| 7 | 1237 # endif |
| 1238 | |
| 1832 | 1239 # if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1240 sigcont_received = FALSE; |
| 1241 # endif | |
| 1242 kill(0, SIGTSTP); /* send ourselves a STOP signal */ | |
| 1832 | 1243 # if defined(_REENTRANT) && defined(SIGCONT) |
| 1244 /* | |
| 1245 * Wait for the SIGCONT signal to be handled. It generally happens | |
| 1246 * immediately, but somehow not all the time. Do not call pause() | |
| 1247 * because there would be race condition which would hang Vim if | |
| 1248 * signal happened in between the test of sigcont_received and the | |
| 1249 * call to pause(). If signal is not yet received, call sleep(0) | |
| 1250 * to just yield CPU. Signal should then be received. If somehow | |
| 1251 * it's still not received, sleep 1, 2, 3 ms. Don't bother waiting | |
| 1252 * further if signal is not received after 1+2+3+4 ms (not expected | |
| 1253 * to happen). | |
| 1254 */ | |
| 1255 { | |
| 1932 | 1256 long wait_time; |
| 1257 for (wait_time = 0; !sigcont_received && wait_time <= 3L; wait_time++) | |
| 1832 | 1258 /* Loop is not entered most of the time */ |
| 1932 | 1259 mch_delay(wait_time, FALSE); |
| 1832 | 1260 } |
| 7 | 1261 # endif |
| 1262 | |
| 1263 # ifdef FEAT_TITLE | |
| 1264 /* | |
| 1265 * Set oldtitle to NULL, so the current title is obtained again. | |
| 1266 */ | |
| 1267 vim_free(oldtitle); | |
| 1268 oldtitle = NULL; | |
| 1269 # endif | |
| 1270 settmode(TMODE_RAW); | |
| 1271 need_check_timestamps = TRUE; | |
| 1272 did_check_timestamps = FALSE; | |
| 1273 #else | |
| 1274 suspend_shell(); | |
| 1275 #endif | |
| 1276 } | |
| 1277 | |
| 1278 void | |
| 1279 mch_init() | |
| 1280 { | |
| 1281 Columns = 80; | |
| 1282 Rows = 24; | |
| 1283 | |
| 1284 out_flush(); | |
| 1285 set_signals(); | |
| 167 | 1286 |
| 765 | 1287 #ifdef MACOS_CONVERT |
| 167 | 1288 mac_conv_init(); |
| 1289 #endif | |
| 4168 | 1290 #ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
| 1291 win_clip_init(); | |
| 1292 #endif | |
| 7 | 1293 } |
| 1294 | |
| 1295 static void | |
| 1296 set_signals() | |
| 1297 { | |
| 1298 #if defined(SIGWINCH) | |
| 1299 /* | |
| 1300 * WINDOW CHANGE signal is handled with sig_winch(). | |
| 1301 */ | |
| 1302 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
| 1303 #endif | |
| 1304 | |
| 1305 /* | |
| 1306 * We want the STOP signal to work, to make mch_suspend() work. | |
| 1307 * For "rvim" the STOP signal is ignored. | |
| 1308 */ | |
| 1309 #ifdef SIGTSTP | |
| 1310 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); | |
| 1311 #endif | |
| 1832 | 1312 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1313 signal(SIGCONT, sigcont_handler); |
| 1314 #endif | |
| 1315 | |
| 1316 /* | |
| 1317 * We want to ignore breaking of PIPEs. | |
| 1318 */ | |
| 1319 #ifdef SIGPIPE | |
| 1320 signal(SIGPIPE, SIG_IGN); | |
| 1321 #endif | |
| 1322 | |
| 1323 #ifdef SIGINT | |
| 167 | 1324 catch_int_signal(); |
| 7 | 1325 #endif |
| 1326 | |
| 1327 /* | |
| 1328 * Ignore alarm signals (Perl's alarm() generates it). | |
| 1329 */ | |
| 1330 #ifdef SIGALRM | |
| 1331 signal(SIGALRM, SIG_IGN); | |
| 1332 #endif | |
| 1333 | |
| 1334 /* | |
| 1335 * Catch SIGPWR (power failure?) to preserve the swap files, so that no | |
| 1336 * work will be lost. | |
| 1337 */ | |
| 1338 #ifdef SIGPWR | |
| 1339 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
| 1340 #endif | |
| 1341 | |
| 1342 /* | |
| 1343 * Arrange for other signals to gracefully shutdown Vim. | |
| 1344 */ | |
| 1345 catch_signals(deathtrap, SIG_ERR); | |
| 1346 | |
| 1347 #if defined(FEAT_GUI) && defined(SIGHUP) | |
| 1348 /* | |
| 1349 * When the GUI is running, ignore the hangup signal. | |
| 1350 */ | |
| 1351 if (gui.in_use) | |
| 1352 signal(SIGHUP, SIG_IGN); | |
| 1353 #endif | |
| 1354 } | |
| 1355 | |
| 167 | 1356 #if defined(SIGINT) || defined(PROTO) |
| 1357 /* | |
| 1358 * Catch CTRL-C (only works while in Cooked mode). | |
| 1359 */ | |
| 1360 static void | |
| 1361 catch_int_signal() | |
| 1362 { | |
| 1363 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
| 1364 } | |
| 1365 #endif | |
| 1366 | |
| 7 | 1367 void |
| 1368 reset_signals() | |
| 1369 { | |
| 1370 catch_signals(SIG_DFL, SIG_DFL); | |
| 1832 | 1371 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1372 /* SIGCONT isn't in the list, because its default action is ignore */ |
| 1373 signal(SIGCONT, SIG_DFL); | |
| 1374 #endif | |
| 1375 } | |
| 1376 | |
| 1377 static void | |
| 1378 catch_signals(func_deadly, func_other) | |
| 1379 RETSIGTYPE (*func_deadly)(); | |
| 1380 RETSIGTYPE (*func_other)(); | |
| 1381 { | |
| 1382 int i; | |
| 1383 | |
| 1384 for (i = 0; signal_info[i].sig != -1; i++) | |
| 1385 if (signal_info[i].deadly) | |
| 1386 { | |
| 1387 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION) | |
| 1388 struct sigaction sa; | |
| 1389 | |
| 1390 /* Setup to use the alternate stack for the signal function. */ | |
| 1391 sa.sa_handler = func_deadly; | |
| 1392 sigemptyset(&sa.sa_mask); | |
| 1393 # if defined(__linux__) && defined(_REENTRANT) | |
| 1394 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in | |
| 1395 * thread handling in combination with using the alternate stack: | |
| 1396 * pthread library functions try to use the stack pointer to | |
| 1397 * identify the current thread, causing a SEGV signal, which | |
| 1398 * recursively calls deathtrap() and hangs. */ | |
| 1399 sa.sa_flags = 0; | |
| 1400 # else | |
| 1401 sa.sa_flags = SA_ONSTACK; | |
| 1402 # endif | |
| 1403 sigaction(signal_info[i].sig, &sa, NULL); | |
| 1404 #else | |
| 1405 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC) | |
| 1406 struct sigvec sv; | |
| 1407 | |
| 1408 /* Setup to use the alternate stack for the signal function. */ | |
| 1409 sv.sv_handler = func_deadly; | |
| 1410 sv.sv_mask = 0; | |
| 1411 sv.sv_flags = SV_ONSTACK; | |
| 1412 sigvec(signal_info[i].sig, &sv, NULL); | |
| 1413 # else | |
| 1414 signal(signal_info[i].sig, func_deadly); | |
| 1415 # endif | |
| 1416 #endif | |
| 1417 } | |
| 1418 else if (func_other != SIG_ERR) | |
| 1419 signal(signal_info[i].sig, func_other); | |
| 1420 } | |
| 1421 | |
| 1422 /* | |
| 37 | 1423 * Handling of SIGHUP, SIGQUIT and SIGTERM: |
| 1146 | 1424 * "when" == a signal: when busy, postpone and return FALSE, otherwise |
| 1425 * return TRUE | |
| 1426 * "when" == SIGNAL_BLOCK: Going to be busy, block signals | |
| 1427 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed | |
|
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|
1428 * signal |
| 36 | 1429 * Returns TRUE when Vim should exit. |
| 1430 */ | |
| 1431 int | |
| 413 | 1432 vim_handle_signal(sig) |
| 37 | 1433 int sig; |
| 36 | 1434 { |
| 37 | 1435 static int got_signal = 0; |
| 1436 static int blocked = TRUE; | |
| 1437 | |
| 1438 switch (sig) | |
| 36 | 1439 { |
| 37 | 1440 case SIGNAL_BLOCK: blocked = TRUE; |
| 1441 break; | |
| 1442 | |
| 1443 case SIGNAL_UNBLOCK: blocked = FALSE; | |
| 1444 if (got_signal != 0) | |
| 1445 { | |
| 1446 kill(getpid(), got_signal); | |
| 1447 got_signal = 0; | |
| 1448 } | |
| 1449 break; | |
| 1450 | |
| 1451 default: if (!blocked) | |
| 36 | 1452 return TRUE; /* exit! */ |
| 37 | 1453 got_signal = sig; |
| 1454 #ifdef SIGPWR | |
| 1455 if (sig != SIGPWR) | |
| 1456 #endif | |
| 1457 got_int = TRUE; /* break any loops */ | |
| 36 | 1458 break; |
| 1459 } | |
| 1460 return FALSE; | |
| 1461 } | |
| 1462 | |
| 1463 /* | |
| 7 | 1464 * Check_win checks whether we have an interactive stdout. |
| 1465 */ | |
| 1466 int | |
| 1467 mch_check_win(argc, argv) | |
| 1877 | 1468 int argc UNUSED; |
| 1469 char **argv UNUSED; | |
| 7 | 1470 { |
| 1471 if (isatty(1)) | |
| 1472 return OK; | |
| 1473 return FAIL; | |
| 1474 } | |
| 1475 | |
| 1476 /* | |
| 1477 * Return TRUE if the input comes from a terminal, FALSE otherwise. | |
| 1478 */ | |
| 1479 int | |
| 1480 mch_input_isatty() | |
| 1481 { | |
| 1482 if (isatty(read_cmd_fd)) | |
| 1483 return TRUE; | |
| 1484 return FALSE; | |
| 1485 } | |
| 1486 | |
| 1487 #ifdef FEAT_X11 | |
| 1488 | |
| 1489 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \ | |
| 1490 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)) | |
| 1491 | |
| 1492 static void xopen_message __ARGS((struct timeval *tvp)); | |
| 1493 | |
| 1494 /* | |
| 1495 * Give a message about the elapsed time for opening the X window. | |
| 1496 */ | |
| 1497 static void | |
| 1498 xopen_message(tvp) | |
| 1499 struct timeval *tvp; /* must contain start time */ | |
| 1500 { | |
| 1501 struct timeval end_tv; | |
| 1502 | |
| 1503 /* Compute elapsed time. */ | |
| 1504 gettimeofday(&end_tv, NULL); | |
| 1505 smsg((char_u *)_("Opening the X display took %ld msec"), | |
| 1506 (end_tv.tv_sec - tvp->tv_sec) * 1000L | |
| 273 | 1507 + (end_tv.tv_usec - tvp->tv_usec) / 1000L); |
| 7 | 1508 } |
| 1509 # endif | |
| 1510 #endif | |
| 1511 | |
| 1512 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD)) | |
| 1513 /* | |
| 1514 * A few functions shared by X11 title and clipboard code. | |
| 1515 */ | |
| 1516 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event)); | |
| 1517 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event)); | |
| 1518 static int x_connect_to_server __ARGS((void)); | |
| 1519 static int test_x11_window __ARGS((Display *dpy)); | |
| 1520 | |
| 1521 static int got_x_error = FALSE; | |
| 1522 | |
| 1523 /* | |
| 1524 * X Error handler, otherwise X just exits! (very rude) -- webb | |
| 1525 */ | |
| 1526 static int | |
| 1527 x_error_handler(dpy, error_event) | |
| 1528 Display *dpy; | |
| 1529 XErrorEvent *error_event; | |
| 1530 { | |
| 42 | 1531 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE); |
| 7 | 1532 STRCAT(IObuff, _("\nVim: Got X error\n")); |
| 1533 | |
| 1534 /* We cannot print a message and continue, because no X calls are allowed | |
| 1535 * here (causes my system to hang). Silently continuing might be an | |
| 1536 * alternative... */ | |
| 1537 preserve_exit(); /* preserve files and exit */ | |
| 1538 | |
| 1539 return 0; /* NOTREACHED */ | |
| 1540 } | |
| 1541 | |
| 1542 /* | |
| 1543 * Another X Error handler, just used to check for errors. | |
| 1544 */ | |
| 1545 static int | |
| 1546 x_error_check(dpy, error_event) | |
| 1883 | 1547 Display *dpy UNUSED; |
| 1548 XErrorEvent *error_event UNUSED; | |
| 7 | 1549 { |
| 1550 got_x_error = TRUE; | |
| 1551 return 0; | |
| 1552 } | |
| 1553 | |
| 1554 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) | |
| 1555 # if defined(HAVE_SETJMP_H) | |
| 1556 /* | |
| 1557 * An X IO Error handler, used to catch error while opening the display. | |
| 1558 */ | |
| 1559 static int x_IOerror_check __ARGS((Display *dpy)); | |
| 1560 | |
| 1561 static int | |
| 1562 x_IOerror_check(dpy) | |
| 1883 | 1563 Display *dpy UNUSED; |
| 7 | 1564 { |
| 1565 /* This function should not return, it causes exit(). Longjump instead. */ | |
| 1566 LONGJMP(lc_jump_env, 1); | |
|
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1567 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
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1568 return 0; /* avoid the compiler complains about missing return value */ |
|
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|
1569 # endif |
| 7 | 1570 } |
| 1571 # endif | |
| 1572 | |
| 1573 /* | |
| 1574 * An X IO Error handler, used to catch terminal errors. | |
| 1575 */ | |
| 1576 static int x_IOerror_handler __ARGS((Display *dpy)); | |
| 6383 | 1577 static void may_restore_clipboard __ARGS((void)); |
| 1578 static int xterm_dpy_was_reset = FALSE; | |
| 7 | 1579 |
| 1580 static int | |
| 1581 x_IOerror_handler(dpy) | |
| 1883 | 1582 Display *dpy UNUSED; |
| 7 | 1583 { |
| 1584 xterm_dpy = NULL; | |
| 6383 | 1585 xterm_dpy_was_reset = TRUE; |
| 7 | 1586 x11_window = 0; |
| 1587 x11_display = NULL; | |
| 1588 xterm_Shell = (Widget)0; | |
| 1589 | |
| 1590 /* This function should not return, it causes exit(). Longjump instead. */ | |
| 1591 LONGJMP(x_jump_env, 1); | |
|
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1592 # if defined(VMS) || defined(__CYGWIN__) || defined(__CYGWIN32__) |
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|
1593 return 0; /* avoid the compiler complains about missing return value */ |
|
1bb06e6512a2
updated for version 7.2.358
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parents:
1940
diff
changeset
|
1594 # endif |
| 7 | 1595 } |
| 6383 | 1596 |
| 1597 /* | |
| 1598 * If the X11 connection was lost try to restore it. | |
| 1599 * Helps when the X11 server was stopped and restarted while Vim was inactive | |
| 6448 | 1600 * (e.g. through tmux). |
| 6383 | 1601 */ |
| 1602 static void | |
| 1603 may_restore_clipboard() | |
| 1604 { | |
| 1605 if (xterm_dpy_was_reset) | |
| 1606 { | |
| 1607 xterm_dpy_was_reset = FALSE; | |
| 6458 | 1608 |
| 1609 # ifndef LESSTIF_VERSION | |
| 1610 /* This has been reported to avoid Vim getting stuck. */ | |
| 1611 if (app_context != (XtAppContext)NULL) | |
| 1612 { | |
| 1613 XtDestroyApplicationContext(app_context); | |
| 1614 app_context = (XtAppContext)NULL; | |
| 1615 x11_display = NULL; /* freed by XtDestroyApplicationContext() */ | |
| 1616 } | |
| 1617 # endif | |
| 1618 | |
| 6383 | 1619 setup_term_clip(); |
| 1620 get_x11_title(FALSE); | |
| 1621 } | |
| 1622 } | |
| 7 | 1623 #endif |
| 1624 | |
| 1625 /* | |
| 1626 * Return TRUE when connection to the X server is desired. | |
| 1627 */ | |
| 1628 static int | |
| 1629 x_connect_to_server() | |
| 1630 { | |
| 1631 #if defined(FEAT_CLIENTSERVER) | |
| 1632 if (x_force_connect) | |
| 1633 return TRUE; | |
| 1634 #endif | |
| 1635 if (x_no_connect) | |
| 1636 return FALSE; | |
| 1637 | |
| 1638 /* Check for a match with "exclude:" from 'clipboard'. */ | |
| 1639 if (clip_exclude_prog != NULL) | |
| 1640 { | |
| 6375 | 1641 if (vim_regexec_prog(&clip_exclude_prog, FALSE, T_NAME, (colnr_T)0)) |
| 7 | 1642 return FALSE; |
| 1643 } | |
| 1644 return TRUE; | |
| 1645 } | |
| 1646 | |
| 1647 /* | |
| 1648 * Test if "dpy" and x11_window are valid by getting the window title. | |
| 1649 * I don't actually want it yet, so there may be a simpler call to use, but | |
| 1650 * this will cause the error handler x_error_check() to be called if anything | |
| 1651 * is wrong, such as the window pointer being invalid (as can happen when the | |
| 1652 * user changes his DISPLAY, but not his WINDOWID) -- webb | |
| 1653 */ | |
| 1654 static int | |
| 1655 test_x11_window(dpy) | |
| 1656 Display *dpy; | |
| 1657 { | |
| 1658 int (*old_handler)(); | |
| 1659 XTextProperty text_prop; | |
| 1660 | |
| 1661 old_handler = XSetErrorHandler(x_error_check); | |
| 1662 got_x_error = FALSE; | |
| 1663 if (XGetWMName(dpy, x11_window, &text_prop)) | |
| 1664 XFree((void *)text_prop.value); | |
| 1665 XSync(dpy, False); | |
| 1666 (void)XSetErrorHandler(old_handler); | |
| 1667 | |
| 1668 if (p_verbose > 0 && got_x_error) | |
| 292 | 1669 verb_msg((char_u *)_("Testing the X display failed")); |
| 7 | 1670 |
| 1671 return (got_x_error ? FAIL : OK); | |
| 1672 } | |
| 1673 #endif | |
| 1674 | |
| 1675 #ifdef FEAT_TITLE | |
| 1676 | |
| 1677 #ifdef FEAT_X11 | |
| 1678 | |
| 1679 static int get_x11_thing __ARGS((int get_title, int test_only)); | |
| 1680 | |
| 1681 /* | |
| 1682 * try to get x11 window and display | |
| 1683 * | |
| 1684 * return FAIL for failure, OK otherwise | |
| 1685 */ | |
| 1686 static int | |
| 1687 get_x11_windis() | |
| 1688 { | |
| 1689 char *winid; | |
| 1690 static int result = -1; | |
| 1691 #define XD_NONE 0 /* x11_display not set here */ | |
| 1692 #define XD_HERE 1 /* x11_display opened here */ | |
| 1693 #define XD_GUI 2 /* x11_display used from gui.dpy */ | |
| 1694 #define XD_XTERM 3 /* x11_display used from xterm_dpy */ | |
| 1695 static int x11_display_from = XD_NONE; | |
| 1696 static int did_set_error_handler = FALSE; | |
| 1697 | |
| 1698 if (!did_set_error_handler) | |
| 1699 { | |
| 1700 /* X just exits if it finds an error otherwise! */ | |
| 1701 (void)XSetErrorHandler(x_error_handler); | |
| 1702 did_set_error_handler = TRUE; | |
| 1703 } | |
| 1704 | |
| 574 | 1705 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) |
| 7 | 1706 if (gui.in_use) |
| 1707 { | |
| 1708 /* | |
| 1709 * If the X11 display was opened here before, for the window where Vim | |
| 1710 * was started, close that one now to avoid a memory leak. | |
| 1711 */ | |
| 1712 if (x11_display_from == XD_HERE && x11_display != NULL) | |
| 1713 { | |
| 1714 XCloseDisplay(x11_display); | |
| 1715 x11_display_from = XD_NONE; | |
| 1716 } | |
| 1717 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) | |
| 1718 { | |
| 1719 x11_display_from = XD_GUI; | |
| 1720 return OK; | |
| 1721 } | |
| 1722 x11_display = NULL; | |
| 1723 return FAIL; | |
| 1724 } | |
| 1725 else if (x11_display_from == XD_GUI) | |
| 1726 { | |
| 1727 /* GUI must have stopped somehow, clear x11_display */ | |
| 1728 x11_window = 0; | |
| 1729 x11_display = NULL; | |
| 1730 x11_display_from = XD_NONE; | |
| 1731 } | |
| 1732 #endif | |
| 1733 | |
| 1734 /* When started with the "-X" argument, don't try connecting. */ | |
| 1735 if (!x_connect_to_server()) | |
| 1736 return FAIL; | |
| 1737 | |
| 1738 /* | |
| 1739 * If WINDOWID not set, should try another method to find out | |
| 1740 * what the current window number is. The only code I know for | |
| 1741 * this is very complicated. | |
| 1742 * We assume that zero is invalid for WINDOWID. | |
| 1743 */ | |
| 1744 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL) | |
| 1745 x11_window = (Window)atol(winid); | |
| 1746 | |
| 1747 #ifdef FEAT_XCLIPBOARD | |
| 1748 if (xterm_dpy != NULL && x11_window != 0) | |
| 1749 { | |
| 1450 | 1750 /* We may have checked it already, but Gnome terminal can move us to |
| 1751 * another window, so we need to check every time. */ | |
| 1752 if (x11_display_from != XD_XTERM) | |
| 1753 { | |
| 1754 /* | |
| 1755 * If the X11 display was opened here before, for the window where | |
| 1756 * Vim was started, close that one now to avoid a memory leak. | |
| 1757 */ | |
| 1758 if (x11_display_from == XD_HERE && x11_display != NULL) | |
| 1759 XCloseDisplay(x11_display); | |
| 1760 x11_display = xterm_dpy; | |
| 1761 x11_display_from = XD_XTERM; | |
| 1762 } | |
| 7 | 1763 if (test_x11_window(x11_display) == FAIL) |
| 1764 { | |
| 1765 /* probably bad $WINDOWID */ | |
| 1766 x11_window = 0; | |
| 1767 x11_display = NULL; | |
| 1768 x11_display_from = XD_NONE; | |
| 1769 return FAIL; | |
| 1770 } | |
| 1771 return OK; | |
| 1772 } | |
| 1773 #endif | |
| 1774 | |
| 1775 if (x11_window == 0 || x11_display == NULL) | |
| 1776 result = -1; | |
| 1777 | |
| 1778 if (result != -1) /* Have already been here and set this */ | |
| 1779 return result; /* Don't do all these X calls again */ | |
| 1780 | |
| 1781 if (x11_window != 0 && x11_display == NULL) | |
| 1782 { | |
| 1783 #ifdef SET_SIG_ALARM | |
| 1784 RETSIGTYPE (*sig_save)(); | |
| 1785 #endif | |
| 1786 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 1787 struct timeval start_tv; | |
| 1788 | |
| 1789 if (p_verbose > 0) | |
| 1790 gettimeofday(&start_tv, NULL); | |
| 1791 #endif | |
| 1792 | |
| 1793 #ifdef SET_SIG_ALARM | |
| 1794 /* | |
| 1795 * Opening the Display may hang if the DISPLAY setting is wrong, or | |
| 1796 * the network connection is bad. Set an alarm timer to get out. | |
| 1797 */ | |
| 1798 sig_alarm_called = FALSE; | |
| 1799 sig_save = (RETSIGTYPE (*)())signal(SIGALRM, | |
| 1800 (RETSIGTYPE (*)())sig_alarm); | |
| 1801 alarm(2); | |
| 1802 #endif | |
| 1803 x11_display = XOpenDisplay(NULL); | |
| 1804 | |
| 1805 #ifdef SET_SIG_ALARM | |
| 1806 alarm(0); | |
| 1807 signal(SIGALRM, (RETSIGTYPE (*)())sig_save); | |
| 1808 if (p_verbose > 0 && sig_alarm_called) | |
| 292 | 1809 verb_msg((char_u *)_("Opening the X display timed out")); |
| 7 | 1810 #endif |
| 1811 if (x11_display != NULL) | |
| 1812 { | |
| 1813 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 1814 if (p_verbose > 0) | |
| 292 | 1815 { |
| 1816 verbose_enter(); | |
| 7 | 1817 xopen_message(&start_tv); |
| 292 | 1818 verbose_leave(); |
| 1819 } | |
| 7 | 1820 # endif |
| 1821 if (test_x11_window(x11_display) == FAIL) | |
| 1822 { | |
| 1823 /* Maybe window id is bad */ | |
| 1824 x11_window = 0; | |
| 1825 XCloseDisplay(x11_display); | |
| 1826 x11_display = NULL; | |
| 1827 } | |
| 1828 else | |
| 1829 x11_display_from = XD_HERE; | |
| 1830 } | |
| 1831 } | |
| 1832 if (x11_window == 0 || x11_display == NULL) | |
| 1833 return (result = FAIL); | |
| 2609 | 1834 |
| 1835 # ifdef FEAT_EVAL | |
| 1836 set_vim_var_nr(VV_WINDOWID, (long)x11_window); | |
| 1837 # endif | |
| 1838 | |
| 7 | 1839 return (result = OK); |
| 1840 } | |
| 1841 | |
| 1842 /* | |
| 1843 * Determine original x11 Window Title | |
| 1844 */ | |
| 1845 static int | |
| 1846 get_x11_title(test_only) | |
| 1847 int test_only; | |
| 1848 { | |
| 32 | 1849 return get_x11_thing(TRUE, test_only); |
| 7 | 1850 } |
| 1851 | |
| 1852 /* | |
| 1853 * Determine original x11 Window icon | |
| 1854 */ | |
| 1855 static int | |
| 1856 get_x11_icon(test_only) | |
| 1857 int test_only; | |
| 1858 { | |
| 1859 int retval = FALSE; | |
| 1860 | |
| 1861 retval = get_x11_thing(FALSE, test_only); | |
| 1862 | |
| 1863 /* could not get old icon, use terminal name */ | |
| 1864 if (oldicon == NULL && !test_only) | |
| 1865 { | |
| 1866 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
| 1940 | 1867 oldicon = vim_strsave(T_NAME + 8); |
| 7 | 1868 else |
| 1940 | 1869 oldicon = vim_strsave(T_NAME); |
| 7 | 1870 } |
| 1871 | |
| 1872 return retval; | |
| 1873 } | |
| 1874 | |
| 1875 static int | |
| 1876 get_x11_thing(get_title, test_only) | |
| 1877 int get_title; /* get title string */ | |
| 1878 int test_only; | |
| 1879 { | |
| 1880 XTextProperty text_prop; | |
| 1881 int retval = FALSE; | |
| 1882 Status status; | |
| 1883 | |
| 1884 if (get_x11_windis() == OK) | |
| 1885 { | |
| 1886 /* Get window/icon name if any */ | |
| 1887 if (get_title) | |
| 1888 status = XGetWMName(x11_display, x11_window, &text_prop); | |
| 1889 else | |
| 1890 status = XGetWMIconName(x11_display, x11_window, &text_prop); | |
| 1891 | |
| 1892 /* | |
| 1893 * If terminal is xterm, then x11_window may be a child window of the | |
| 1894 * outer xterm window that actually contains the window/icon name, so | |
| 1895 * keep traversing up the tree until a window with a title/icon is | |
| 1896 * found. | |
| 1897 */ | |
| 1898 /* Previously this was only done for xterm and alikes. I don't see a | |
| 1899 * reason why it would fail for other terminal emulators. | |
| 1900 * if (term_is_xterm) */ | |
| 1901 { | |
| 1902 Window root; | |
| 1903 Window parent; | |
| 1904 Window win = x11_window; | |
| 1905 Window *children; | |
| 1906 unsigned int num_children; | |
| 1907 | |
| 1908 while (!status || text_prop.value == NULL) | |
| 1909 { | |
| 1910 if (!XQueryTree(x11_display, win, &root, &parent, &children, | |
| 1911 &num_children)) | |
| 1912 break; | |
| 1913 if (children) | |
| 1914 XFree((void *)children); | |
| 1915 if (parent == root || parent == 0) | |
| 1916 break; | |
| 1917 | |
| 1918 win = parent; | |
| 1919 if (get_title) | |
| 1920 status = XGetWMName(x11_display, win, &text_prop); | |
| 1921 else | |
| 1922 status = XGetWMIconName(x11_display, win, &text_prop); | |
| 1923 } | |
| 1924 } | |
| 1925 if (status && text_prop.value != NULL) | |
| 1926 { | |
| 1927 retval = TRUE; | |
| 1928 if (!test_only) | |
| 1929 { | |
|
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1930 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
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1931 if (text_prop.encoding == XA_STRING |
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1932 # ifdef FEAT_MBYTE |
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1933 && !has_mbyte |
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1934 # endif |
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1935 ) |
| 7 | 1936 { |
| 1937 #endif | |
| 1938 if (get_title) | |
| 1939 oldtitle = vim_strsave((char_u *)text_prop.value); | |
| 1940 else | |
| 1941 oldicon = vim_strsave((char_u *)text_prop.value); | |
|
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diff
changeset
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1942 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
| 7 | 1943 } |
| 1944 else | |
| 1945 { | |
| 1946 char **cl; | |
| 1947 Status transform_status; | |
| 1948 int n = 0; | |
| 1949 | |
| 1950 transform_status = XmbTextPropertyToTextList(x11_display, | |
| 1951 &text_prop, | |
| 1952 &cl, &n); | |
| 1953 if (transform_status >= Success && n > 0 && cl[0]) | |
| 1954 { | |
| 1955 if (get_title) | |
| 1956 oldtitle = vim_strsave((char_u *) cl[0]); | |
| 1957 else | |
| 1958 oldicon = vim_strsave((char_u *) cl[0]); | |
| 1959 XFreeStringList(cl); | |
| 1960 } | |
| 1961 else | |
| 1962 { | |
| 1963 if (get_title) | |
| 1964 oldtitle = vim_strsave((char_u *)text_prop.value); | |
| 1965 else | |
| 1966 oldicon = vim_strsave((char_u *)text_prop.value); | |
| 1967 } | |
| 1968 } | |
| 1969 #endif | |
| 1970 } | |
| 1971 XFree((void *)text_prop.value); | |
| 1972 } | |
| 1973 } | |
| 1974 return retval; | |
| 1975 } | |
| 1976 | |
| 6282 | 1977 /* Xutf8 functions are not avaialble on older systems. Note that on some |
| 1978 * systems X_HAVE_UTF8_STRING may be defined in a header file but | |
| 1979 * Xutf8SetWMProperties() is not in the X11 library. Configure checks for | |
| 1980 * that and defines HAVE_XUTF8SETWMPROPERTIES. */ | |
| 7 | 1981 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE) |
| 6282 | 1982 # if X_HAVE_UTF8_STRING && HAVE_XUTF8SETWMPROPERTIES |
| 7 | 1983 # define USE_UTF8_STRING |
| 1984 # endif | |
| 1985 #endif | |
| 1986 | |
| 1987 /* | |
| 1988 * Set x11 Window Title | |
| 1989 * | |
| 1990 * get_x11_windis() must be called before this and have returned OK | |
| 1991 */ | |
| 1992 static void | |
| 1993 set_x11_title(title) | |
| 1994 char_u *title; | |
| 1995 { | |
| 1996 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING | |
| 1997 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't | |
| 1998 * supported everywhere and STRING doesn't work for multi-byte titles. | |
| 1999 */ | |
| 2000 #ifdef USE_UTF8_STRING | |
| 2001 if (enc_utf8) | |
| 2002 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title, | |
| 2003 NULL, NULL, 0, NULL, NULL, NULL); | |
| 2004 else | |
| 2005 #endif | |
| 2006 { | |
| 2007 #if XtSpecificationRelease >= 4 | |
| 2008 # ifdef FEAT_XFONTSET | |
| 2009 XmbSetWMProperties(x11_display, x11_window, (const char *)title, | |
| 2010 NULL, NULL, 0, NULL, NULL, NULL); | |
| 2011 # else | |
| 2012 XTextProperty text_prop; | |
| 129 | 2013 char *c_title = (char *)title; |
| 7 | 2014 |
| 2015 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */ | |
| 129 | 2016 (void)XStringListToTextProperty(&c_title, 1, &text_prop); |
| 7 | 2017 XSetWMProperties(x11_display, x11_window, &text_prop, |
| 2018 NULL, NULL, 0, NULL, NULL, NULL); | |
| 2019 # endif | |
| 2020 #else | |
| 2021 XStoreName(x11_display, x11_window, (char *)title); | |
| 2022 #endif | |
| 2023 } | |
| 2024 XFlush(x11_display); | |
| 2025 } | |
| 2026 | |
| 2027 /* | |
| 2028 * Set x11 Window icon | |
| 2029 * | |
| 2030 * get_x11_windis() must be called before this and have returned OK | |
| 2031 */ | |
| 2032 static void | |
| 2033 set_x11_icon(icon) | |
| 2034 char_u *icon; | |
| 2035 { | |
| 2036 /* See above for comments about using X*SetWMProperties(). */ | |
| 2037 #ifdef USE_UTF8_STRING | |
| 2038 if (enc_utf8) | |
| 2039 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
| 2040 NULL, 0, NULL, NULL, NULL); | |
| 2041 else | |
| 2042 #endif | |
| 2043 { | |
| 2044 #if XtSpecificationRelease >= 4 | |
| 2045 # ifdef FEAT_XFONTSET | |
| 2046 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
| 2047 NULL, 0, NULL, NULL, NULL); | |
| 2048 # else | |
| 2049 XTextProperty text_prop; | |
| 129 | 2050 char *c_icon = (char *)icon; |
| 2051 | |
| 2052 (void)XStringListToTextProperty(&c_icon, 1, &text_prop); | |
| 7 | 2053 XSetWMProperties(x11_display, x11_window, NULL, &text_prop, |
| 2054 NULL, 0, NULL, NULL, NULL); | |
| 2055 # endif | |
| 2056 #else | |
| 2057 XSetIconName(x11_display, x11_window, (char *)icon); | |
| 2058 #endif | |
| 2059 } | |
| 2060 XFlush(x11_display); | |
| 2061 } | |
| 2062 | |
| 2063 #else /* FEAT_X11 */ | |
| 2064 | |
| 2065 static int | |
| 2066 get_x11_title(test_only) | |
| 1883 | 2067 int test_only UNUSED; |
| 7 | 2068 { |
| 2069 return FALSE; | |
| 2070 } | |
| 2071 | |
| 2072 static int | |
| 2073 get_x11_icon(test_only) | |
| 2074 int test_only; | |
| 2075 { | |
| 2076 if (!test_only) | |
| 2077 { | |
| 2078 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
| 1940 | 2079 oldicon = vim_strsave(T_NAME + 8); |
| 7 | 2080 else |
| 1940 | 2081 oldicon = vim_strsave(T_NAME); |
| 7 | 2082 } |
| 2083 return FALSE; | |
| 2084 } | |
| 2085 | |
| 2086 #endif /* FEAT_X11 */ | |
| 2087 | |
| 2088 int | |
| 2089 mch_can_restore_title() | |
| 2090 { | |
| 2091 return get_x11_title(TRUE); | |
| 2092 } | |
| 2093 | |
| 2094 int | |
| 2095 mch_can_restore_icon() | |
| 2096 { | |
| 2097 return get_x11_icon(TRUE); | |
| 2098 } | |
| 2099 | |
| 2100 /* | |
| 2101 * Set the window title and icon. | |
| 2102 */ | |
| 2103 void | |
| 2104 mch_settitle(title, icon) | |
| 2105 char_u *title; | |
| 2106 char_u *icon; | |
| 2107 { | |
| 2108 int type = 0; | |
| 2109 static int recursive = 0; | |
| 2110 | |
| 2111 if (T_NAME == NULL) /* no terminal name (yet) */ | |
| 2112 return; | |
| 2113 if (title == NULL && icon == NULL) /* nothing to do */ | |
| 2114 return; | |
| 2115 | |
| 2116 /* When one of the X11 functions causes a deadly signal, we get here again | |
| 2117 * recursively. Avoid hanging then (something is probably locked). */ | |
| 2118 if (recursive) | |
| 2119 return; | |
| 2120 ++recursive; | |
| 2121 | |
| 2122 /* | |
| 2123 * if the window ID and the display is known, we may use X11 calls | |
| 2124 */ | |
| 2125 #ifdef FEAT_X11 | |
| 2126 if (get_x11_windis() == OK) | |
| 2127 type = 1; | |
| 2128 #else | |
| 2129 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK) | |
| 2130 if (gui.in_use) | |
| 2131 type = 1; | |
| 2132 # endif | |
| 2133 #endif | |
| 2134 | |
| 2135 /* | |
|
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Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
2136 * Note: if "t_ts" is set, title is set with escape sequence rather |
| 7 | 2137 * than x11 calls, because the x11 calls don't always work |
| 2138 */ | |
| 2139 if ((type || *T_TS != NUL) && title != NULL) | |
| 2140 { | |
| 2141 if (oldtitle == NULL | |
| 2142 #ifdef FEAT_GUI | |
| 2143 && !gui.in_use | |
| 2144 #endif | |
| 2145 ) /* first call but not in GUI, save title */ | |
| 2146 (void)get_x11_title(FALSE); | |
| 2147 | |
| 2148 if (*T_TS != NUL) /* it's OK if t_fs is empty */ | |
| 2149 term_settitle(title); | |
| 2150 #ifdef FEAT_X11 | |
| 2151 else | |
| 2152 # ifdef FEAT_GUI_GTK | |
| 2153 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
| 2154 # endif | |
| 2155 set_x11_title(title); /* x11 */ | |
| 2156 #endif | |
| 64 | 2157 #if defined(FEAT_GUI_GTK) \ |
| 7 | 2158 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) |
| 2159 else | |
| 2160 gui_mch_settitle(title, icon); | |
| 2161 #endif | |
| 2162 did_set_title = TRUE; | |
| 2163 } | |
| 2164 | |
| 2165 if ((type || *T_CIS != NUL) && icon != NULL) | |
| 2166 { | |
| 2167 if (oldicon == NULL | |
| 2168 #ifdef FEAT_GUI | |
| 2169 && !gui.in_use | |
| 2170 #endif | |
| 2171 ) /* first call, save icon */ | |
| 2172 get_x11_icon(FALSE); | |
| 2173 | |
| 2174 if (*T_CIS != NUL) | |
| 2175 { | |
| 2176 out_str(T_CIS); /* set icon start */ | |
| 2177 out_str_nf(icon); | |
| 2178 out_str(T_CIE); /* set icon end */ | |
| 2179 out_flush(); | |
| 2180 } | |
| 2181 #ifdef FEAT_X11 | |
| 2182 else | |
| 2183 # ifdef FEAT_GUI_GTK | |
| 2184 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
| 2185 # endif | |
| 2186 set_x11_icon(icon); /* x11 */ | |
| 2187 #endif | |
| 2188 did_set_icon = TRUE; | |
| 2189 } | |
| 2190 --recursive; | |
| 2191 } | |
| 2192 | |
| 2193 /* | |
| 2194 * Restore the window/icon title. | |
| 2195 * "which" is one of: | |
| 2196 * 1 only restore title | |
| 2197 * 2 only restore icon | |
| 2198 * 3 restore title and icon | |
| 2199 */ | |
| 2200 void | |
| 2201 mch_restore_title(which) | |
| 2202 int which; | |
| 2203 { | |
| 2204 /* only restore the title or icon when it has been set */ | |
| 2205 mch_settitle(((which & 1) && did_set_title) ? | |
| 2206 (oldtitle ? oldtitle : p_titleold) : NULL, | |
| 2207 ((which & 2) && did_set_icon) ? oldicon : NULL); | |
| 2208 } | |
| 2209 | |
| 2210 #endif /* FEAT_TITLE */ | |
| 2211 | |
| 2212 /* | |
| 2213 * Return TRUE if "name" looks like some xterm name. | |
| 158 | 2214 * Seiichi Sato mentioned that "mlterm" works like xterm. |
| 7 | 2215 */ |
| 2216 int | |
| 2217 vim_is_xterm(name) | |
| 2218 char_u *name; | |
| 2219 { | |
| 2220 if (name == NULL) | |
| 2221 return FALSE; | |
| 2222 return (STRNICMP(name, "xterm", 5) == 0 | |
| 2223 || STRNICMP(name, "nxterm", 6) == 0 | |
| 2224 || STRNICMP(name, "kterm", 5) == 0 | |
| 158 | 2225 || STRNICMP(name, "mlterm", 6) == 0 |
| 7 | 2226 || STRNICMP(name, "rxvt", 4) == 0 |
| 2227 || STRCMP(name, "builtin_xterm") == 0); | |
| 2228 } | |
| 2229 | |
| 1620 | 2230 #if defined(FEAT_MOUSE_XTERM) || defined(PROTO) |
| 2231 /* | |
| 2232 * Return TRUE if "name" appears to be that of a terminal | |
| 2233 * known to support the xterm-style mouse protocol. | |
| 2234 * Relies on term_is_xterm having been set to its correct value. | |
| 2235 */ | |
| 2236 int | |
| 2237 use_xterm_like_mouse(name) | |
| 2238 char_u *name; | |
| 2239 { | |
| 2240 return (name != NULL | |
| 2241 && (term_is_xterm || STRNICMP(name, "screen", 6) == 0)); | |
| 2242 } | |
| 2243 #endif | |
| 2244 | |
| 7 | 2245 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) |
| 2246 /* | |
| 2247 * Return non-zero when using an xterm mouse, according to 'ttymouse'. | |
| 2248 * Return 1 for "xterm". | |
| 2249 * Return 2 for "xterm2". | |
| 3145 | 2250 * Return 3 for "urxvt". |
| 3746 | 2251 * Return 4 for "sgr". |
| 7 | 2252 */ |
| 2253 int | |
| 2254 use_xterm_mouse() | |
| 2255 { | |
| 3746 | 2256 if (ttym_flags == TTYM_SGR) |
| 2257 return 4; | |
| 3145 | 2258 if (ttym_flags == TTYM_URXVT) |
| 2259 return 3; | |
| 7 | 2260 if (ttym_flags == TTYM_XTERM2) |
| 2261 return 2; | |
| 2262 if (ttym_flags == TTYM_XTERM) | |
| 2263 return 1; | |
| 2264 return 0; | |
| 2265 } | |
| 2266 #endif | |
| 2267 | |
| 2268 int | |
| 2269 vim_is_iris(name) | |
| 2270 char_u *name; | |
| 2271 { | |
| 2272 if (name == NULL) | |
| 2273 return FALSE; | |
| 2274 return (STRNICMP(name, "iris-ansi", 9) == 0 | |
| 2275 || STRCMP(name, "builtin_iris-ansi") == 0); | |
| 2276 } | |
| 2277 | |
| 2278 int | |
| 2279 vim_is_vt300(name) | |
| 2280 char_u *name; | |
| 2281 { | |
| 2282 if (name == NULL) | |
| 2283 return FALSE; /* actually all ANSI comp. terminals should be here */ | |
| 22 | 2284 /* catch VT100 - VT5xx */ |
| 2285 return ((STRNICMP(name, "vt", 2) == 0 | |
| 2286 && vim_strchr((char_u *)"12345", name[2]) != NULL) | |
| 7 | 2287 || STRCMP(name, "builtin_vt320") == 0); |
| 2288 } | |
| 2289 | |
| 2290 /* | |
| 2291 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set. | |
| 2292 * This should include all windowed terminal emulators. | |
| 2293 */ | |
| 2294 int | |
| 2295 vim_is_fastterm(name) | |
| 2296 char_u *name; | |
| 2297 { | |
| 2298 if (name == NULL) | |
| 2299 return FALSE; | |
| 2300 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name)) | |
| 2301 return TRUE; | |
| 2302 return ( STRNICMP(name, "hpterm", 6) == 0 | |
| 2303 || STRNICMP(name, "sun-cmd", 7) == 0 | |
| 2304 || STRNICMP(name, "screen", 6) == 0 | |
| 2305 || STRNICMP(name, "dtterm", 6) == 0); | |
| 2306 } | |
| 2307 | |
| 2308 /* | |
| 2309 * Insert user name in s[len]. | |
| 2310 * Return OK if a name found. | |
| 2311 */ | |
| 2312 int | |
| 2313 mch_get_user_name(s, len) | |
| 2314 char_u *s; | |
| 2315 int len; | |
| 2316 { | |
| 2317 #ifdef VMS | |
| 509 | 2318 vim_strncpy(s, (char_u *)cuserid(NULL), len - 1); |
| 7 | 2319 return OK; |
| 2320 #else | |
| 2321 return mch_get_uname(getuid(), s, len); | |
| 2322 #endif | |
| 2323 } | |
| 2324 | |
| 2325 /* | |
| 2326 * Insert user name for "uid" in s[len]. | |
| 2327 * Return OK if a name found. | |
| 2328 */ | |
| 2329 int | |
| 2330 mch_get_uname(uid, s, len) | |
| 2331 uid_t uid; | |
| 2332 char_u *s; | |
| 2333 int len; | |
| 2334 { | |
| 2335 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID) | |
| 2336 struct passwd *pw; | |
| 2337 | |
| 2338 if ((pw = getpwuid(uid)) != NULL | |
| 2339 && pw->pw_name != NULL && *(pw->pw_name) != NUL) | |
| 2340 { | |
| 418 | 2341 vim_strncpy(s, (char_u *)pw->pw_name, len - 1); |
| 7 | 2342 return OK; |
| 2343 } | |
| 2344 #endif | |
| 2345 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */ | |
| 2346 return FAIL; /* a number is not a name */ | |
| 2347 } | |
| 2348 | |
| 2349 /* | |
| 2350 * Insert host name is s[len]. | |
| 2351 */ | |
| 2352 | |
| 2353 #ifdef HAVE_SYS_UTSNAME_H | |
| 2354 void | |
| 2355 mch_get_host_name(s, len) | |
| 2356 char_u *s; | |
| 2357 int len; | |
| 2358 { | |
| 2359 struct utsname vutsname; | |
| 2360 | |
| 2361 if (uname(&vutsname) < 0) | |
| 2362 *s = NUL; | |
| 2363 else | |
| 418 | 2364 vim_strncpy(s, (char_u *)vutsname.nodename, len - 1); |
| 7 | 2365 } |
| 2366 #else /* HAVE_SYS_UTSNAME_H */ | |
| 2367 | |
| 2368 # ifdef HAVE_SYS_SYSTEMINFO_H | |
| 2369 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len) | |
| 2370 # endif | |
| 2371 | |
| 2372 void | |
| 2373 mch_get_host_name(s, len) | |
| 2374 char_u *s; | |
| 2375 int len; | |
| 2376 { | |
| 2377 # ifdef VAXC | |
| 2378 vaxc$gethostname((char *)s, len); | |
| 2379 # else | |
| 2380 gethostname((char *)s, len); | |
| 2381 # endif | |
| 2382 s[len - 1] = NUL; /* make sure it's terminated */ | |
| 2383 } | |
| 2384 #endif /* HAVE_SYS_UTSNAME_H */ | |
| 2385 | |
| 2386 /* | |
| 2387 * return process ID | |
| 2388 */ | |
| 2389 long | |
| 2390 mch_get_pid() | |
| 2391 { | |
| 2392 return (long)getpid(); | |
| 2393 } | |
| 2394 | |
| 2395 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD) | |
| 2396 static char *strerror __ARGS((int)); | |
| 2397 | |
| 2398 static char * | |
| 2399 strerror(err) | |
| 2400 int err; | |
| 2401 { | |
| 2402 extern int sys_nerr; | |
| 2403 extern char *sys_errlist[]; | |
| 2404 static char er[20]; | |
| 2405 | |
| 2406 if (err > 0 && err < sys_nerr) | |
| 2407 return (sys_errlist[err]); | |
| 2408 sprintf(er, "Error %d", err); | |
| 2409 return er; | |
| 2410 } | |
| 2411 #endif | |
| 2412 | |
| 2413 /* | |
| 2414 * Get name of current directory into buffer 'buf' of length 'len' bytes. | |
| 2415 * Return OK for success, FAIL for failure. | |
| 2416 */ | |
| 2417 int | |
| 2418 mch_dirname(buf, len) | |
| 2419 char_u *buf; | |
| 2420 int len; | |
| 2421 { | |
| 2422 #if defined(USE_GETCWD) | |
| 2423 if (getcwd((char *)buf, len) == NULL) | |
| 2424 { | |
| 2425 STRCPY(buf, strerror(errno)); | |
| 2426 return FAIL; | |
| 2427 } | |
| 2428 return OK; | |
| 2429 #else | |
| 2430 return (getwd((char *)buf) != NULL ? OK : FAIL); | |
| 2431 #endif | |
| 2432 } | |
| 2433 | |
| 2434 /* | |
| 1045 | 2435 * Get absolute file name into "buf[len]". |
| 7 | 2436 * |
| 2437 * return FAIL for failure, OK for success | |
| 2438 */ | |
| 2439 int | |
| 2440 mch_FullName(fname, buf, len, force) | |
| 2441 char_u *fname, *buf; | |
| 2442 int len; | |
| 2443 int force; /* also expand when already absolute path */ | |
| 2444 { | |
| 2445 int l; | |
| 1082 | 2446 #ifdef HAVE_FCHDIR |
| 7 | 2447 int fd = -1; |
| 2448 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */ | |
| 1082 | 2449 #endif |
| 7 | 2450 char_u olddir[MAXPATHL]; |
| 2451 char_u *p; | |
| 2452 int retval = OK; | |
| 1615 | 2453 #ifdef __CYGWIN__ |
| 1620 | 2454 char_u posix_fname[MAXPATHL]; /* Cygwin docs mention MAX_PATH, but |
| 2455 it's not always defined */ | |
| 2456 #endif | |
| 7 | 2457 |
| 1082 | 2458 #ifdef VMS |
| 2459 fname = vms_fixfilename(fname); | |
| 2460 #endif | |
| 2461 | |
| 1102 | 2462 #ifdef __CYGWIN__ |
| 2463 /* | |
| 2464 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts". | |
| 2465 */ | |
| 1657 | 2466 # if CYGWIN_VERSION_DLL_MAJOR >= 1007 |
|
7420
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commit https://github.com/vim/vim/commit/06b0734d9cd2f39d4c12c7fd89a100eadbe5be78
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
2467 /* Use CCP_RELATIVE to avoid that it sometimes returns a path that ends in |
|
37092e334ef2
commit https://github.com/vim/vim/commit/06b0734d9cd2f39d4c12c7fd89a100eadbe5be78
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
2468 * a forward slash. */ |
|
37092e334ef2
commit https://github.com/vim/vim/commit/06b0734d9cd2f39d4c12c7fd89a100eadbe5be78
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
2469 cygwin_conv_path(CCP_WIN_A_TO_POSIX | CCP_RELATIVE, |
|
37092e334ef2
commit https://github.com/vim/vim/commit/06b0734d9cd2f39d4c12c7fd89a100eadbe5be78
Christian Brabandt <cb@256bit.org>
parents:
7408
diff
changeset
|
2470 fname, posix_fname, MAXPATHL); |
| 1657 | 2471 # else |
| 1615 | 2472 cygwin_conv_to_posix_path(fname, posix_fname); |
| 1657 | 2473 # endif |
| 1615 | 2474 fname = posix_fname; |
| 1102 | 2475 #endif |
| 2476 | |
|
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commit https://github.com/vim/vim/commit/e3303cb0817e826e3c25d5dc4ac10b569d0841e1
Christian Brabandt <cb@256bit.org>
parents:
7239
diff
changeset
|
2477 /* Expand it if forced or not an absolute path. |
|
c97735aaef9f
commit https://github.com/vim/vim/commit/e3303cb0817e826e3c25d5dc4ac10b569d0841e1
Christian Brabandt <cb@256bit.org>
parents:
7239
diff
changeset
|
2478 * Do not do it for "/file", the result is always "/". */ |
|
c97735aaef9f
commit https://github.com/vim/vim/commit/e3303cb0817e826e3c25d5dc4ac10b569d0841e1
Christian Brabandt <cb@256bit.org>
parents:
7239
diff
changeset
|
2479 if ((force || !mch_isFullName(fname)) |
|
c97735aaef9f
commit https://github.com/vim/vim/commit/e3303cb0817e826e3c25d5dc4ac10b569d0841e1
Christian Brabandt <cb@256bit.org>
parents:
7239
diff
changeset
|
2480 && ((p = vim_strrchr(fname, '/')) == NULL || p != fname)) |
| 7 | 2481 { |
| 2482 /* | |
| 2483 * If the file name has a path, change to that directory for a moment, | |
| 2484 * and then do the getwd() (and get back to where we were). | |
| 2485 * This will get the correct path name with "../" things. | |
| 2486 */ | |
|
7406
c97735aaef9f
commit https://github.com/vim/vim/commit/e3303cb0817e826e3c25d5dc4ac10b569d0841e1
Christian Brabandt <cb@256bit.org>
parents:
7239
diff
changeset
|
2487 if (p != NULL) |
| 7 | 2488 { |
| 1082 | 2489 #ifdef HAVE_FCHDIR |
| 7 | 2490 /* |
| 2491 * Use fchdir() if possible, it's said to be faster and more | |
| 2492 * reliable. But on SunOS 4 it might not work. Check this by | |
| 2493 * doing a fchdir() right now. | |
| 2494 */ | |
| 2495 if (!dont_fchdir) | |
| 2496 { | |
| 2497 fd = open(".", O_RDONLY | O_EXTRA, 0); | |
| 2498 if (fd >= 0 && fchdir(fd) < 0) | |
| 2499 { | |
| 2500 close(fd); | |
| 2501 fd = -1; | |
| 2502 dont_fchdir = TRUE; /* don't try again */ | |
| 2503 } | |
| 2504 } | |
| 1082 | 2505 #endif |
| 7 | 2506 |
| 2507 /* Only change directory when we are sure we can return to where | |
| 2508 * we are now. After doing "su" chdir(".") might not work. */ | |
| 2509 if ( | |
| 1082 | 2510 #ifdef HAVE_FCHDIR |
| 7 | 2511 fd < 0 && |
| 1082 | 2512 #endif |
| 7 | 2513 (mch_dirname(olddir, MAXPATHL) == FAIL |
| 2514 || mch_chdir((char *)olddir) != 0)) | |
| 2515 { | |
| 2516 p = NULL; /* can't get current dir: don't chdir */ | |
| 2517 retval = FAIL; | |
| 2518 } | |
| 2519 else | |
| 2520 { | |
| 2521 /* The directory is copied into buf[], to be able to remove | |
| 2522 * the file name without changing it (could be a string in | |
| 2523 * read-only memory) */ | |
| 2524 if (p - fname >= len) | |
| 2525 retval = FAIL; | |
| 2526 else | |
| 2527 { | |
| 418 | 2528 vim_strncpy(buf, fname, p - fname); |
| 7 | 2529 if (mch_chdir((char *)buf)) |
| 2530 retval = FAIL; | |
| 2531 else | |
| 2532 fname = p + 1; | |
| 2533 *buf = NUL; | |
| 2534 } | |
| 2535 } | |
| 2536 } | |
| 2537 if (mch_dirname(buf, len) == FAIL) | |
| 2538 { | |
| 2539 retval = FAIL; | |
| 2540 *buf = NUL; | |
| 2541 } | |
| 2542 if (p != NULL) | |
| 2543 { | |
| 1082 | 2544 #ifdef HAVE_FCHDIR |
| 7 | 2545 if (fd >= 0) |
| 2546 { | |
| 1935 | 2547 if (p_verbose >= 5) |
| 2548 { | |
| 2549 verbose_enter(); | |
| 2550 MSG("fchdir() to previous dir"); | |
| 2551 verbose_leave(); | |
| 2552 } | |
| 7 | 2553 l = fchdir(fd); |
| 2554 close(fd); | |
| 2555 } | |
| 2556 else | |
| 1082 | 2557 #endif |
| 7 | 2558 l = mch_chdir((char *)olddir); |
| 2559 if (l != 0) | |
| 2560 EMSG(_(e_prev_dir)); | |
| 2561 } | |
| 2562 | |
| 2563 l = STRLEN(buf); | |
| 3867 | 2564 if (l >= len - 1) |
| 2565 retval = FAIL; /* no space for trailing "/" */ | |
| 1082 | 2566 #ifndef VMS |
| 3867 | 2567 else if (l > 0 && buf[l - 1] != '/' && *fname != NUL |
| 7 | 2568 && STRCMP(fname, ".") != 0) |
| 3867 | 2569 STRCAT(buf, "/"); |
| 1082 | 2570 #endif |
| 7 | 2571 } |
| 1045 | 2572 |
| 7 | 2573 /* Catch file names which are too long. */ |
| 1877 | 2574 if (retval == FAIL || (int)(STRLEN(buf) + STRLEN(fname)) >= len) |
| 7 | 2575 return FAIL; |
| 2576 | |
| 2577 /* Do not append ".", "/dir/." is equal to "/dir". */ | |
| 2578 if (STRCMP(fname, ".") != 0) | |
| 2579 STRCAT(buf, fname); | |
| 2580 | |
| 2581 return OK; | |
| 2582 } | |
| 2583 | |
| 2584 /* | |
| 2585 * Return TRUE if "fname" does not depend on the current directory. | |
| 2586 */ | |
| 2587 int | |
| 2588 mch_isFullName(fname) | |
| 2589 char_u *fname; | |
| 2590 { | |
| 2591 #ifdef __EMX__ | |
| 2592 return _fnisabs(fname); | |
| 2593 #else | |
| 2594 # ifdef VMS | |
| 2595 return ( fname[0] == '/' || fname[0] == '.' || | |
| 2596 strchr((char *)fname,':') || strchr((char *)fname,'"') || | |
| 2597 (strchr((char *)fname,'[') && strchr((char *)fname,']'))|| | |
| 2598 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) ); | |
| 2599 # else | |
| 2600 return (*fname == '/' || *fname == '~'); | |
| 2601 # endif | |
| 2602 #endif | |
| 2603 } | |
| 2604 | |
| 585 | 2605 #if defined(USE_FNAME_CASE) || defined(PROTO) |
| 2606 /* | |
| 2607 * Set the case of the file name, if it already exists. This will cause the | |
| 2608 * file name to remain exactly the same. | |
| 1450 | 2609 * Only required for file systems where case is ignored and preserved. |
| 585 | 2610 */ |
| 2611 void | |
| 2612 fname_case(name, len) | |
| 2613 char_u *name; | |
| 1883 | 2614 int len UNUSED; /* buffer size, only used when name gets longer */ |
| 585 | 2615 { |
| 2616 struct stat st; | |
| 2617 char_u *slash, *tail; | |
| 2618 DIR *dirp; | |
| 2619 struct dirent *dp; | |
| 2620 | |
| 2621 if (lstat((char *)name, &st) >= 0) | |
| 2622 { | |
| 2623 /* Open the directory where the file is located. */ | |
| 2624 slash = vim_strrchr(name, '/'); | |
| 2625 if (slash == NULL) | |
| 2626 { | |
| 2627 dirp = opendir("."); | |
| 2628 tail = name; | |
| 2629 } | |
| 2630 else | |
| 2631 { | |
| 2632 *slash = NUL; | |
| 2633 dirp = opendir((char *)name); | |
| 2634 *slash = '/'; | |
| 2635 tail = slash + 1; | |
| 2636 } | |
| 2637 | |
| 2638 if (dirp != NULL) | |
| 2639 { | |
| 2640 while ((dp = readdir(dirp)) != NULL) | |
| 2641 { | |
| 2642 /* Only accept names that differ in case and are the same byte | |
| 2643 * length. TODO: accept different length name. */ | |
| 2644 if (STRICMP(tail, dp->d_name) == 0 | |
| 2645 && STRLEN(tail) == STRLEN(dp->d_name)) | |
| 2646 { | |
| 2647 char_u newname[MAXPATHL + 1]; | |
| 2648 struct stat st2; | |
| 2649 | |
| 2650 /* Verify the inode is equal. */ | |
| 2651 vim_strncpy(newname, name, MAXPATHL); | |
| 2652 vim_strncpy(newname + (tail - name), (char_u *)dp->d_name, | |
| 2653 MAXPATHL - (tail - name)); | |
| 2654 if (lstat((char *)newname, &st2) >= 0 | |
| 2655 && st.st_ino == st2.st_ino | |
| 2656 && st.st_dev == st2.st_dev) | |
| 2657 { | |
| 2658 STRCPY(tail, dp->d_name); | |
| 2659 break; | |
| 2660 } | |
| 2661 } | |
| 2662 } | |
| 2663 | |
| 2664 closedir(dirp); | |
| 2665 } | |
| 2666 } | |
| 2667 } | |
| 2668 #endif | |
| 2669 | |
| 7 | 2670 /* |
| 2671 * Get file permissions for 'name'. | |
| 2672 * Returns -1 when it doesn't exist. | |
| 2673 */ | |
| 2674 long | |
| 2675 mch_getperm(name) | |
| 2676 char_u *name; | |
| 2677 { | |
| 2678 struct stat statb; | |
| 2679 | |
| 2680 /* Keep the #ifdef outside of stat(), it may be a macro. */ | |
| 2681 #ifdef VMS | |
| 2682 if (stat((char *)vms_fixfilename(name), &statb)) | |
| 2683 #else | |
| 2684 if (stat((char *)name, &statb)) | |
| 2685 #endif | |
| 2686 return -1; | |
| 1350 | 2687 #ifdef __INTERIX |
| 2688 /* The top bit makes the value negative, which means the file doesn't | |
| 2689 * exist. Remove the bit, we don't use it. */ | |
| 2690 return statb.st_mode & ~S_ADDACE; | |
| 2691 #else | |
| 7 | 2692 return statb.st_mode; |
| 1350 | 2693 #endif |
| 7 | 2694 } |
| 2695 | |
| 2696 /* | |
| 2697 * set file permission for 'name' to 'perm' | |
| 2698 * | |
| 2699 * return FAIL for failure, OK otherwise | |
| 2700 */ | |
| 2701 int | |
| 2702 mch_setperm(name, perm) | |
| 2703 char_u *name; | |
| 2704 long perm; | |
| 2705 { | |
| 2706 return (chmod((char *) | |
| 2707 #ifdef VMS | |
| 2708 vms_fixfilename(name), | |
| 2709 #else | |
| 2710 name, | |
| 2711 #endif | |
| 2712 (mode_t)perm) == 0 ? OK : FAIL); | |
| 2713 } | |
| 2714 | |
| 2715 #if defined(HAVE_ACL) || defined(PROTO) | |
| 2716 # ifdef HAVE_SYS_ACL_H | |
| 2717 # include <sys/acl.h> | |
| 2718 # endif | |
| 2719 # ifdef HAVE_SYS_ACCESS_H | |
| 2720 # include <sys/access.h> | |
| 2721 # endif | |
| 2722 | |
| 2723 # ifdef HAVE_SOLARIS_ACL | |
| 2724 typedef struct vim_acl_solaris_T { | |
| 2725 int acl_cnt; | |
| 2726 aclent_t *acl_entry; | |
| 2727 } vim_acl_solaris_T; | |
| 2728 # endif | |
| 2729 | |
| 1583 | 2730 #if defined(HAVE_SELINUX) || defined(PROTO) |
| 2731 /* | |
| 2732 * Copy security info from "from_file" to "to_file". | |
| 2733 */ | |
| 2734 void | |
| 2735 mch_copy_sec(from_file, to_file) | |
| 2736 char_u *from_file; | |
| 2737 char_u *to_file; | |
| 2738 { | |
| 2739 if (from_file == NULL) | |
| 2740 return; | |
| 2741 | |
| 2742 if (selinux_enabled == -1) | |
| 2743 selinux_enabled = is_selinux_enabled(); | |
| 2744 | |
| 2745 if (selinux_enabled > 0) | |
| 2746 { | |
| 2747 security_context_t from_context = NULL; | |
| 2748 security_context_t to_context = NULL; | |
| 2749 | |
| 2750 if (getfilecon((char *)from_file, &from_context) < 0) | |
| 2751 { | |
| 2752 /* If the filesystem doesn't support extended attributes, | |
| 2753 the original had no special security context and the | |
| 2754 target cannot have one either. */ | |
| 2755 if (errno == EOPNOTSUPP) | |
| 2756 return; | |
| 2757 | |
| 2758 MSG_PUTS(_("\nCould not get security context for ")); | |
| 2759 msg_outtrans(from_file); | |
| 2760 msg_putchar('\n'); | |
| 2761 return; | |
| 2762 } | |
| 2763 if (getfilecon((char *)to_file, &to_context) < 0) | |
| 2764 { | |
| 2765 MSG_PUTS(_("\nCould not get security context for ")); | |
| 2766 msg_outtrans(to_file); | |
| 2767 msg_putchar('\n'); | |
| 2768 freecon (from_context); | |
| 2769 return ; | |
| 2770 } | |
| 2771 if (strcmp(from_context, to_context) != 0) | |
| 2772 { | |
| 2773 if (setfilecon((char *)to_file, from_context) < 0) | |
| 2774 { | |
| 2775 MSG_PUTS(_("\nCould not set security context for ")); | |
| 2776 msg_outtrans(to_file); | |
| 2777 msg_putchar('\n'); | |
| 2778 } | |
| 2779 } | |
| 2780 freecon(to_context); | |
| 2781 freecon(from_context); | |
| 2782 } | |
| 2783 } | |
| 2784 #endif /* HAVE_SELINUX */ | |
| 2785 | |
| 5788 | 2786 #if defined(HAVE_SMACK) && !defined(PROTO) |
| 2787 /* | |
| 2788 * Copy security info from "from_file" to "to_file". | |
| 2789 */ | |
| 2790 void | |
| 2791 mch_copy_sec(from_file, to_file) | |
| 2792 char_u *from_file; | |
| 2793 char_u *to_file; | |
| 2794 { | |
| 5832 | 2795 static const char * const smack_copied_attributes[] = |
| 5788 | 2796 { |
| 2797 XATTR_NAME_SMACK, | |
| 2798 XATTR_NAME_SMACKEXEC, | |
| 2799 XATTR_NAME_SMACKMMAP | |
| 2800 }; | |
| 2801 | |
| 2802 char buffer[SMACK_LABEL_LEN]; | |
| 2803 const char *name; | |
| 2804 int index; | |
| 2805 int ret; | |
| 2806 ssize_t size; | |
| 2807 | |
| 2808 if (from_file == NULL) | |
| 2809 return; | |
| 2810 | |
| 2811 for (index = 0 ; index < (int)(sizeof(smack_copied_attributes) | |
| 2812 / sizeof(smack_copied_attributes)[0]) ; index++) | |
| 2813 { | |
| 2814 /* get the name of the attribute to copy */ | |
| 2815 name = smack_copied_attributes[index]; | |
| 2816 | |
| 2817 /* get the value of the attribute in buffer */ | |
| 2818 size = getxattr((char*)from_file, name, buffer, sizeof(buffer)); | |
| 2819 if (size >= 0) | |
| 2820 { | |
| 2821 /* copy the attribute value of buffer */ | |
| 2822 ret = setxattr((char*)to_file, name, buffer, (size_t)size, 0); | |
| 2823 if (ret < 0) | |
| 2824 { | |
| 2825 MSG_PUTS(_("Could not set security context ")); | |
| 2826 MSG_PUTS(name); | |
| 2827 MSG_PUTS(_(" for ")); | |
| 2828 msg_outtrans(to_file); | |
| 2829 msg_putchar('\n'); | |
| 2830 } | |
| 2831 } | |
| 2832 else | |
| 2833 { | |
| 2834 /* what reason of not having the attribute value? */ | |
| 2835 switch (errno) | |
| 2836 { | |
| 2837 case ENOTSUP: | |
| 2838 /* extended attributes aren't supported or enabled */ | |
| 2839 /* should a message be echoed? not sure... */ | |
| 2840 return; /* leave because it isn't usefull to continue */ | |
| 2841 | |
| 2842 case ERANGE: | |
| 2843 default: | |
| 2844 /* no enough size OR unexpected error */ | |
| 2845 MSG_PUTS(_("Could not get security context ")); | |
| 2846 MSG_PUTS(name); | |
| 2847 MSG_PUTS(_(" for ")); | |
| 2848 msg_outtrans(from_file); | |
| 2849 MSG_PUTS(_(". Removing it!\n")); | |
| 2850 /* FALLTHROUGH to remove the attribute */ | |
| 2851 | |
| 2852 case ENODATA: | |
| 2853 /* no attribute of this name */ | |
| 2854 ret = removexattr((char*)to_file, name); | |
| 5800 | 2855 /* Silently ignore errors, apparently this happens when |
| 2856 * smack is not actually being used. */ | |
| 5788 | 2857 break; |
| 2858 } | |
| 2859 } | |
| 2860 } | |
| 2861 } | |
| 2862 #endif /* HAVE_SMACK */ | |
| 2863 | |
| 7 | 2864 /* |
| 2865 * Return a pointer to the ACL of file "fname" in allocated memory. | |
| 2866 * Return NULL if the ACL is not available for whatever reason. | |
| 2867 */ | |
| 2868 vim_acl_T | |
| 2869 mch_get_acl(fname) | |
| 1877 | 2870 char_u *fname UNUSED; |
| 7 | 2871 { |
| 2872 vim_acl_T ret = NULL; | |
| 2873 #ifdef HAVE_POSIX_ACL | |
| 2874 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS); | |
| 2875 #else | |
| 3330 | 2876 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2877 acl_t *aclent; | |
| 2878 | |
| 2879 if (acl_get((char *)fname, 0, &aclent) < 0) | |
| 2880 return NULL; | |
| 2881 ret = (vim_acl_T)aclent; | |
| 2882 #else | |
| 7 | 2883 #ifdef HAVE_SOLARIS_ACL |
| 2884 vim_acl_solaris_T *aclent; | |
| 2885 | |
| 2886 aclent = malloc(sizeof(vim_acl_solaris_T)); | |
| 2887 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0) | |
| 2888 { | |
| 2889 free(aclent); | |
| 2890 return NULL; | |
| 2891 } | |
| 2892 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t)); | |
| 2893 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0) | |
| 2894 { | |
| 2895 free(aclent->acl_entry); | |
| 2896 free(aclent); | |
| 2897 return NULL; | |
| 2898 } | |
| 2899 ret = (vim_acl_T)aclent; | |
| 2900 #else | |
| 2901 #if defined(HAVE_AIX_ACL) | |
| 2902 int aclsize; | |
| 2903 struct acl *aclent; | |
| 2904 | |
| 2905 aclsize = sizeof(struct acl); | |
| 2906 aclent = malloc(aclsize); | |
| 2907 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
| 2908 { | |
| 2909 if (errno == ENOSPC) | |
| 2910 { | |
| 2911 aclsize = aclent->acl_len; | |
| 2912 aclent = realloc(aclent, aclsize); | |
| 2913 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
| 2914 { | |
| 2915 free(aclent); | |
| 2916 return NULL; | |
| 2917 } | |
| 2918 } | |
| 2919 else | |
| 2920 { | |
| 2921 free(aclent); | |
| 2922 return NULL; | |
| 2923 } | |
| 2924 } | |
| 2925 ret = (vim_acl_T)aclent; | |
| 2926 #endif /* HAVE_AIX_ACL */ | |
| 2927 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2928 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2929 #endif /* HAVE_POSIX_ACL */ |
| 2930 return ret; | |
| 2931 } | |
| 2932 | |
| 2933 /* | |
| 2934 * Set the ACL of file "fname" to "acl" (unless it's NULL). | |
| 2935 */ | |
| 2936 void | |
| 2937 mch_set_acl(fname, aclent) | |
| 1877 | 2938 char_u *fname UNUSED; |
| 7 | 2939 vim_acl_T aclent; |
| 2940 { | |
| 2941 if (aclent == NULL) | |
| 2942 return; | |
| 2943 #ifdef HAVE_POSIX_ACL | |
| 2944 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent); | |
| 2945 #else | |
| 3330 | 2946 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2947 acl_set((char *)fname, (acl_t *)aclent); | |
| 2948 #else | |
| 7 | 2949 #ifdef HAVE_SOLARIS_ACL |
| 2950 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt, | |
| 2951 ((vim_acl_solaris_T *)aclent)->acl_entry); | |
| 2952 #else | |
| 2953 #ifdef HAVE_AIX_ACL | |
| 2954 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len); | |
| 2955 #endif /* HAVE_AIX_ACL */ | |
| 2956 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2957 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2958 #endif /* HAVE_POSIX_ACL */ |
| 2959 } | |
| 2960 | |
| 2961 void | |
| 2962 mch_free_acl(aclent) | |
| 2963 vim_acl_T aclent; | |
| 2964 { | |
| 2965 if (aclent == NULL) | |
| 2966 return; | |
| 2967 #ifdef HAVE_POSIX_ACL | |
| 2968 acl_free((acl_t)aclent); | |
| 2969 #else | |
| 3330 | 2970 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2971 acl_free((acl_t *)aclent); | |
| 2972 #else | |
| 7 | 2973 #ifdef HAVE_SOLARIS_ACL |
| 2974 free(((vim_acl_solaris_T *)aclent)->acl_entry); | |
| 2975 free(aclent); | |
| 2976 #else | |
| 2977 #ifdef HAVE_AIX_ACL | |
| 2978 free(aclent); | |
| 2979 #endif /* HAVE_AIX_ACL */ | |
| 2980 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2981 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2982 #endif /* HAVE_POSIX_ACL */ |
| 2983 } | |
| 2984 #endif | |
| 2985 | |
| 2986 /* | |
| 2987 * Set hidden flag for "name". | |
| 2988 */ | |
| 2989 void | |
| 2990 mch_hide(name) | |
| 1877 | 2991 char_u *name UNUSED; |
| 7 | 2992 { |
| 2993 /* can't hide a file */ | |
| 2994 } | |
| 2995 | |
| 2996 /* | |
|
7629
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diff
changeset
|
2997 * return TRUE if "name" is a directory or a symlink to a directory |
| 7 | 2998 * return FALSE if "name" is not a directory |
| 2999 * return FALSE for error | |
| 3000 */ | |
| 3001 int | |
| 3002 mch_isdir(name) | |
| 3003 char_u *name; | |
| 3004 { | |
| 3005 struct stat statb; | |
| 3006 | |
| 3007 if (*name == NUL) /* Some stat()s don't flag "" as an error. */ | |
| 3008 return FALSE; | |
| 3009 if (stat((char *)name, &statb)) | |
| 3010 return FALSE; | |
| 3011 #ifdef _POSIX_SOURCE | |
| 3012 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE); | |
| 3013 #else | |
| 3014 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE); | |
| 3015 #endif | |
| 3016 } | |
| 3017 | |
|
7629
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|
3018 /* |
|
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|
3019 * return TRUE if "name" is a directory, NOT a symlink to a directory |
|
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|
3020 * return FALSE if "name" is not a directory |
|
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3021 * return FALSE for error |
|
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3022 */ |
|
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3023 int |
|
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|
3024 mch_isrealdir(name) |
|
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3025 char_u *name; |
|
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3026 { |
|
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3027 struct stat statb; |
|
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|
3028 |
|
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3029 if (*name == NUL) /* Some stat()s don't flag "" as an error. */ |
|
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3030 return FALSE; |
|
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3031 if (lstat((char *)name, &statb)) |
|
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3032 return FALSE; |
|
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3033 #ifdef _POSIX_SOURCE |
|
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3034 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE); |
|
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3035 #else |
|
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3036 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE); |
|
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3037 #endif |
|
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3038 } |
|
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7469
diff
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|
3039 |
| 7 | 3040 static int executable_file __ARGS((char_u *name)); |
| 3041 | |
| 3042 /* | |
| 3043 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist. | |
| 3044 */ | |
| 3045 static int | |
| 3046 executable_file(name) | |
| 3047 char_u *name; | |
| 3048 { | |
| 3049 struct stat st; | |
| 3050 | |
| 3051 if (stat((char *)name, &st)) | |
| 3052 return 0; | |
| 5704 | 3053 #ifdef VMS |
| 3054 /* Like on Unix system file can have executable rights but not necessarily | |
| 3055 * be an executable, but on Unix is not a default for an ordianry file to | |
| 3056 * have an executable flag - on VMS it is in most cases. | |
| 3057 * Therefore, this check does not have any sense - let keep us to the | |
| 3058 * conventions instead: | |
| 3059 * *.COM and *.EXE files are the executables - the rest are not. This is | |
| 3060 * not ideal but better then it was. | |
| 3061 */ | |
| 3062 int vms_executable = 0; | |
| 3063 if (S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0) | |
| 3064 { | |
| 3065 if (strstr(vms_tolower((char*)name),".exe") != NULL | |
| 3066 || strstr(vms_tolower((char*)name),".com")!= NULL) | |
| 3067 vms_executable = 1; | |
| 3068 } | |
| 3069 return vms_executable; | |
| 3070 #else | |
| 7 | 3071 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0; |
| 5704 | 3072 #endif |
| 7 | 3073 } |
| 3074 | |
| 3075 /* | |
| 3076 * Return 1 if "name" can be found in $PATH and executed, 0 if not. | |
| 6695 | 3077 * If "use_path" is FALSE only check if "name" is executable. |
| 7 | 3078 * Return -1 if unknown. |
| 3079 */ | |
| 3080 int | |
| 6695 | 3081 mch_can_exe(name, path, use_path) |
| 7 | 3082 char_u *name; |
| 5782 | 3083 char_u **path; |
| 6695 | 3084 int use_path; |
| 7 | 3085 { |
| 3086 char_u *buf; | |
| 3087 char_u *p, *e; | |
| 3088 int retval; | |
| 3089 | |
| 6695 | 3090 /* When "use_path" is false and if it's an absolute or relative path don't |
| 3091 * need to use $PATH. */ | |
| 3092 if (!use_path || mch_isFullName(name) || (name[0] == '.' | |
| 3093 && (name[1] == '/' || (name[1] == '.' && name[2] == '/')))) | |
| 5704 | 3094 { |
| 6695 | 3095 /* There must be a path separator, files in the current directory |
| 3096 * can't be executed. */ | |
| 3097 if (gettail(name) != name && executable_file(name)) | |
| 5782 | 3098 { |
| 3099 if (path != NULL) | |
| 3100 { | |
| 3101 if (name[0] == '.') | |
| 3102 *path = FullName_save(name, TRUE); | |
| 3103 else | |
| 3104 *path = vim_strsave(name); | |
| 3105 } | |
| 3106 return TRUE; | |
| 3107 } | |
| 3108 return FALSE; | |
| 5704 | 3109 } |
| 7 | 3110 |
| 3111 p = (char_u *)getenv("PATH"); | |
| 3112 if (p == NULL || *p == NUL) | |
| 3113 return -1; | |
| 3114 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2)); | |
| 3115 if (buf == NULL) | |
| 3116 return -1; | |
| 3117 | |
| 3118 /* | |
| 3119 * Walk through all entries in $PATH to check if "name" exists there and | |
| 3120 * is an executable file. | |
| 3121 */ | |
| 3122 for (;;) | |
| 3123 { | |
| 3124 e = (char_u *)strchr((char *)p, ':'); | |
| 3125 if (e == NULL) | |
| 3126 e = p + STRLEN(p); | |
| 3127 if (e - p <= 1) /* empty entry means current dir */ | |
| 3128 STRCPY(buf, "./"); | |
| 3129 else | |
| 3130 { | |
| 418 | 3131 vim_strncpy(buf, p, e - p); |
| 7 | 3132 add_pathsep(buf); |
| 3133 } | |
| 3134 STRCAT(buf, name); | |
| 3135 retval = executable_file(buf); | |
| 3136 if (retval == 1) | |
| 5782 | 3137 { |
| 3138 if (path != NULL) | |
| 3139 { | |
| 3140 if (buf[0] == '.') | |
| 3141 *path = FullName_save(buf, TRUE); | |
| 3142 else | |
| 3143 *path = vim_strsave(buf); | |
| 3144 } | |
| 7 | 3145 break; |
| 5782 | 3146 } |
| 7 | 3147 |
| 3148 if (*e != ':') | |
| 3149 break; | |
| 3150 p = e + 1; | |
| 3151 } | |
| 3152 | |
| 3153 vim_free(buf); | |
| 3154 return retval; | |
| 3155 } | |
| 3156 | |
| 3157 /* | |
| 3158 * Check what "name" is: | |
| 3159 * NODE_NORMAL: file or directory (or doesn't exist) | |
| 3160 * NODE_WRITABLE: writable device, socket, fifo, etc. | |
| 3161 * NODE_OTHER: non-writable things | |
| 3162 */ | |
| 3163 int | |
| 3164 mch_nodetype(name) | |
| 3165 char_u *name; | |
| 3166 { | |
| 3167 struct stat st; | |
| 3168 | |
| 3169 if (stat((char *)name, &st)) | |
| 3170 return NODE_NORMAL; | |
| 3171 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode)) | |
| 3172 return NODE_NORMAL; | |
| 3173 if (S_ISBLK(st.st_mode)) /* block device isn't writable */ | |
| 3174 return NODE_OTHER; | |
| 3175 /* Everything else is writable? */ | |
| 3176 return NODE_WRITABLE; | |
| 3177 } | |
| 3178 | |
| 3179 void | |
| 3180 mch_early_init() | |
| 3181 { | |
| 3182 #ifdef HAVE_CHECK_STACK_GROWTH | |
| 3183 int i; | |
| 180 | 3184 |
| 7 | 3185 check_stack_growth((char *)&i); |
| 3186 | |
| 180 | 3187 # ifdef HAVE_STACK_LIMIT |
| 7 | 3188 get_stack_limit(); |
| 3189 # endif | |
| 3190 | |
| 3191 #endif | |
| 3192 | |
| 3193 /* | |
| 3194 * Setup an alternative stack for signals. Helps to catch signals when | |
| 3195 * running out of stack space. | |
| 3196 * Use of sigaltstack() is preferred, it's more portable. | |
| 3197 * Ignore any errors. | |
| 3198 */ | |
| 3199 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 1737 | 3200 signal_stack = (char *)alloc(SIGSTKSZ); |
| 7 | 3201 init_signal_stack(); |
| 3202 #endif | |
| 3203 } | |
| 3204 | |
| 355 | 3205 #if defined(EXITFREE) || defined(PROTO) |
| 3206 void | |
| 3207 mch_free_mem() | |
| 3208 { | |
| 359 | 3209 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 3210 if (clip_star.owned) | |
| 3211 clip_lose_selection(&clip_star); | |
| 3212 if (clip_plus.owned) | |
| 3213 clip_lose_selection(&clip_plus); | |
| 355 | 3214 # endif |
| 1605 | 3215 # if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) |
| 355 | 3216 if (xterm_Shell != (Widget)0) |
| 3217 XtDestroyWidget(xterm_Shell); | |
| 1605 | 3218 # ifndef LESSTIF_VERSION |
| 3219 /* Lesstif crashes here, lose some memory */ | |
| 355 | 3220 if (xterm_dpy != NULL) |
| 3221 XtCloseDisplay(xterm_dpy); | |
| 3222 if (app_context != (XtAppContext)NULL) | |
| 1605 | 3223 { |
| 355 | 3224 XtDestroyApplicationContext(app_context); |
| 1605 | 3225 # ifdef FEAT_X11 |
| 3226 x11_display = NULL; /* freed by XtDestroyApplicationContext() */ | |
| 3227 # endif | |
| 3228 } | |
| 3229 # endif | |
| 355 | 3230 # endif |
|
2277
f42e0b5ff9e9
Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
2275
diff
changeset
|
3231 # if defined(FEAT_X11) |
| 1605 | 3232 if (x11_display != NULL |
| 3233 # ifdef FEAT_XCLIPBOARD | |
| 3234 && x11_display != xterm_dpy | |
| 3235 # endif | |
| 3236 ) | |
| 359 | 3237 XCloseDisplay(x11_display); |
| 3238 # endif | |
| 3239 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 3240 vim_free(signal_stack); | |
| 3241 signal_stack = NULL; | |
| 3242 # endif | |
| 3243 # ifdef FEAT_TITLE | |
| 3244 vim_free(oldtitle); | |
| 3245 vim_free(oldicon); | |
| 3246 # endif | |
| 355 | 3247 } |
| 3248 #endif | |
| 3249 | |
| 7 | 3250 static void exit_scroll __ARGS((void)); |
| 3251 | |
| 3252 /* | |
| 3253 * Output a newline when exiting. | |
| 3254 * Make sure the newline goes to the same stream as the text. | |
| 3255 */ | |
| 3256 static void | |
| 3257 exit_scroll() | |
| 3258 { | |
| 167 | 3259 if (silent_mode) |
| 3260 return; | |
| 7 | 3261 if (newline_on_exit || msg_didout) |
| 3262 { | |
| 3263 if (msg_use_printf()) | |
| 3264 { | |
| 3265 if (info_message) | |
| 3266 mch_msg("\n"); | |
| 3267 else | |
| 3268 mch_errmsg("\r\n"); | |
| 3269 } | |
| 3270 else | |
| 3271 out_char('\n'); | |
| 3272 } | |
| 3273 else | |
| 3274 { | |
| 3275 restore_cterm_colors(); /* get original colors back */ | |
| 3276 msg_clr_eos_force(); /* clear the rest of the display */ | |
| 3277 windgoto((int)Rows - 1, 0); /* may have moved the cursor */ | |
| 3278 } | |
| 3279 } | |
| 3280 | |
| 3281 void | |
| 3282 mch_exit(r) | |
| 3283 int r; | |
| 3284 { | |
| 3285 exiting = TRUE; | |
| 3286 | |
| 3287 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD) | |
| 3288 x11_export_final_selection(); | |
| 3289 #endif | |
| 3290 | |
| 3291 #ifdef FEAT_GUI | |
| 3292 if (!gui.in_use) | |
| 3293 #endif | |
| 3294 { | |
| 3295 settmode(TMODE_COOK); | |
| 3296 #ifdef FEAT_TITLE | |
| 3297 mch_restore_title(3); /* restore xterm title and icon name */ | |
| 3298 #endif | |
| 3299 /* | |
| 3300 * When t_ti is not empty but it doesn't cause swapping terminal | |
| 3301 * pages, need to output a newline when msg_didout is set. But when | |
| 3302 * t_ti does swap pages it should not go to the shell page. Do this | |
| 3303 * before stoptermcap(). | |
| 3304 */ | |
| 3305 if (swapping_screen() && !newline_on_exit) | |
| 3306 exit_scroll(); | |
| 3307 | |
| 3308 /* Stop termcap: May need to check for T_CRV response, which | |
| 3309 * requires RAW mode. */ | |
| 3310 stoptermcap(); | |
| 3311 | |
| 3312 /* | |
| 3313 * A newline is only required after a message in the alternate screen. | |
| 3314 * This is set to TRUE by wait_return(). | |
| 3315 */ | |
| 3316 if (!swapping_screen() || newline_on_exit) | |
| 3317 exit_scroll(); | |
| 3318 | |
| 3319 /* Cursor may have been switched off without calling starttermcap() | |
| 3320 * when doing "vim -u vimrc" and vimrc contains ":q". */ | |
| 3321 if (full_screen) | |
| 3322 cursor_on(); | |
| 3323 } | |
| 3324 out_flush(); | |
| 3325 ml_close_all(TRUE); /* remove all memfiles */ | |
| 3326 may_core_dump(); | |
| 3327 #ifdef FEAT_GUI | |
| 3328 if (gui.in_use) | |
| 3329 gui_exit(r); | |
| 3330 #endif | |
| 167 | 3331 |
| 765 | 3332 #ifdef MACOS_CONVERT |
| 167 | 3333 mac_conv_cleanup(); |
| 3334 #endif | |
| 3335 | |
| 7 | 3336 #ifdef __QNX__ |
| 3337 /* A core dump won't be created if the signal handler | |
| 3338 * doesn't return, so we can't call exit() */ | |
| 3339 if (deadly_signal != 0) | |
| 3340 return; | |
| 3341 #endif | |
| 3342 | |
| 33 | 3343 #ifdef FEAT_NETBEANS_INTG |
| 2210 | 3344 netbeans_send_disconnect(); |
| 33 | 3345 #endif |
| 355 | 3346 |
| 3347 #ifdef EXITFREE | |
| 3348 free_all_mem(); | |
| 3349 #endif | |
| 3350 | |
| 7 | 3351 exit(r); |
| 3352 } | |
| 3353 | |
| 3354 static void | |
| 3355 may_core_dump() | |
| 3356 { | |
| 3357 if (deadly_signal != 0) | |
| 3358 { | |
| 3359 signal(deadly_signal, SIG_DFL); | |
| 3360 kill(getpid(), deadly_signal); /* Die using the signal we caught */ | |
| 3361 } | |
| 3362 } | |
| 3363 | |
| 3364 #ifndef VMS | |
| 3365 | |
| 3366 void | |
| 3367 mch_settmode(tmode) | |
| 3368 int tmode; | |
| 3369 { | |
| 3370 static int first = TRUE; | |
| 3371 | |
| 3372 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
| 3373 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
| 3374 /* | |
| 3375 * for "new" tty systems | |
| 3376 */ | |
| 3377 # ifdef HAVE_TERMIOS_H | |
| 3378 static struct termios told; | |
| 3379 struct termios tnew; | |
| 3380 # else | |
| 3381 static struct termio told; | |
| 3382 struct termio tnew; | |
| 3383 # endif | |
| 3384 | |
| 3385 if (first) | |
| 3386 { | |
| 3387 first = FALSE; | |
| 3388 # if defined(HAVE_TERMIOS_H) | |
| 3389 tcgetattr(read_cmd_fd, &told); | |
| 3390 # else | |
| 3391 ioctl(read_cmd_fd, TCGETA, &told); | |
| 3392 # endif | |
| 3393 } | |
| 3394 | |
| 3395 tnew = told; | |
| 3396 if (tmode == TMODE_RAW) | |
| 3397 { | |
| 3398 /* | |
| 3399 * ~ICRNL enables typing ^V^M | |
| 3400 */ | |
| 3401 tnew.c_iflag &= ~ICRNL; | |
| 3402 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE | |
| 3403 # if defined(IEXTEN) && !defined(__MINT__) | |
| 3404 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */ | |
| 3405 /* but it breaks function keys on MINT */ | |
| 3406 # endif | |
| 3407 ); | |
| 3408 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */ | |
| 3409 tnew.c_oflag &= ~ONLCR; | |
| 3410 # endif | |
| 3411 tnew.c_cc[VMIN] = 1; /* return after 1 char */ | |
| 3412 tnew.c_cc[VTIME] = 0; /* don't wait */ | |
| 3413 } | |
| 3414 else if (tmode == TMODE_SLEEP) | |
| 3415 tnew.c_lflag &= ~(ECHO); | |
| 3416 | |
| 3417 # if defined(HAVE_TERMIOS_H) | |
| 3418 { | |
| 3419 int n = 10; | |
| 3420 | |
| 3421 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a | |
| 3422 * few times. */ | |
| 3423 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1 | |
| 3424 && errno == EINTR && n > 0) | |
| 3425 --n; | |
| 3426 } | |
| 3427 # else | |
| 3428 ioctl(read_cmd_fd, TCSETA, &tnew); | |
| 3429 # endif | |
| 3430 | |
| 3431 #else | |
| 3432 | |
| 3433 /* | |
| 3434 * for "old" tty systems | |
| 3435 */ | |
| 3436 # ifndef TIOCSETN | |
| 3437 # define TIOCSETN TIOCSETP /* for hpux 9.0 */ | |
| 3438 # endif | |
| 3439 static struct sgttyb ttybold; | |
| 3440 struct sgttyb ttybnew; | |
| 3441 | |
| 3442 if (first) | |
| 3443 { | |
| 3444 first = FALSE; | |
| 3445 ioctl(read_cmd_fd, TIOCGETP, &ttybold); | |
| 3446 } | |
| 3447 | |
| 3448 ttybnew = ttybold; | |
| 3449 if (tmode == TMODE_RAW) | |
| 3450 { | |
| 3451 ttybnew.sg_flags &= ~(CRMOD | ECHO); | |
| 3452 ttybnew.sg_flags |= RAW; | |
| 3453 } | |
| 3454 else if (tmode == TMODE_SLEEP) | |
| 3455 ttybnew.sg_flags &= ~(ECHO); | |
| 3456 ioctl(read_cmd_fd, TIOCSETN, &ttybnew); | |
| 3457 #endif | |
| 3458 curr_tmode = tmode; | |
| 3459 } | |
| 3460 | |
| 3461 /* | |
| 3462 * Try to get the code for "t_kb" from the stty setting | |
| 3463 * | |
| 3464 * Even if termcap claims a backspace key, the user's setting *should* | |
| 3465 * prevail. stty knows more about reality than termcap does, and if | |
| 3466 * somebody's usual erase key is DEL (which, for most BSD users, it will | |
| 3467 * be), they're going to get really annoyed if their erase key starts | |
| 3468 * doing forward deletes for no reason. (Eric Fischer) | |
| 3469 */ | |
| 3470 void | |
| 3471 get_stty() | |
| 3472 { | |
| 3473 char_u buf[2]; | |
| 3474 char_u *p; | |
| 3475 | |
| 3476 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
| 3477 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
| 3478 /* for "new" tty systems */ | |
| 3479 # ifdef HAVE_TERMIOS_H | |
| 3480 struct termios keys; | |
| 3481 # else | |
| 3482 struct termio keys; | |
| 3483 # endif | |
| 3484 | |
| 3485 # if defined(HAVE_TERMIOS_H) | |
| 3486 if (tcgetattr(read_cmd_fd, &keys) != -1) | |
| 3487 # else | |
| 3488 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1) | |
| 3489 # endif | |
| 3490 { | |
| 3491 buf[0] = keys.c_cc[VERASE]; | |
| 3492 intr_char = keys.c_cc[VINTR]; | |
| 3493 #else | |
| 3494 /* for "old" tty systems */ | |
| 3495 struct sgttyb keys; | |
| 3496 | |
| 3497 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1) | |
| 3498 { | |
| 3499 buf[0] = keys.sg_erase; | |
| 3500 intr_char = keys.sg_kill; | |
| 3501 #endif | |
| 3502 buf[1] = NUL; | |
| 3503 add_termcode((char_u *)"kb", buf, FALSE); | |
| 3504 | |
| 3505 /* | |
| 3506 * If <BS> and <DEL> are now the same, redefine <DEL>. | |
| 3507 */ | |
| 3508 p = find_termcode((char_u *)"kD"); | |
| 3509 if (p != NULL && p[0] == buf[0] && p[1] == buf[1]) | |
| 3510 do_fixdel(NULL); | |
| 3511 } | |
| 3512 #if 0 | |
| 3513 } /* to keep cindent happy */ | |
| 3514 #endif | |
| 3515 } | |
| 3516 | |
| 3517 #endif /* VMS */ | |
| 3518 | |
| 3519 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) | |
| 3520 /* | |
| 3521 * Set mouse clicks on or off. | |
| 3522 */ | |
| 3523 void | |
| 3524 mch_setmouse(on) | |
| 3525 int on; | |
| 3526 { | |
| 3527 static int ison = FALSE; | |
| 3528 int xterm_mouse_vers; | |
| 3529 | |
| 3530 if (on == ison) /* return quickly if nothing to do */ | |
| 3531 return; | |
| 3532 | |
| 3533 xterm_mouse_vers = use_xterm_mouse(); | |
| 3145 | 3534 |
| 3535 # ifdef FEAT_MOUSE_URXVT | |
| 3746 | 3536 if (ttym_flags == TTYM_URXVT) |
| 3537 { | |
| 3145 | 3538 out_str_nf((char_u *) |
| 3539 (on | |
| 3540 ? IF_EB("\033[?1015h", ESC_STR "[?1015h") | |
| 3541 : IF_EB("\033[?1015l", ESC_STR "[?1015l"))); | |
| 3542 ison = on; | |
| 3543 } | |
| 3544 # endif | |
| 3545 | |
| 3746 | 3546 # ifdef FEAT_MOUSE_SGR |
| 3547 if (ttym_flags == TTYM_SGR) | |
| 3548 { | |
| 3549 out_str_nf((char_u *) | |
| 3550 (on | |
| 3551 ? IF_EB("\033[?1006h", ESC_STR "[?1006h") | |
| 3552 : IF_EB("\033[?1006l", ESC_STR "[?1006l"))); | |
| 3553 ison = on; | |
| 3554 } | |
| 3555 # endif | |
| 3556 | |
| 7 | 3557 if (xterm_mouse_vers > 0) |
| 3558 { | |
| 3559 if (on) /* enable mouse events, use mouse tracking if available */ | |
| 3560 out_str_nf((char_u *) | |
| 3561 (xterm_mouse_vers > 1 | |
| 3562 ? IF_EB("\033[?1002h", ESC_STR "[?1002h") | |
| 3563 : IF_EB("\033[?1000h", ESC_STR "[?1000h"))); | |
| 3564 else /* disable mouse events, could probably always send the same */ | |
| 3565 out_str_nf((char_u *) | |
| 3566 (xterm_mouse_vers > 1 | |
| 3567 ? IF_EB("\033[?1002l", ESC_STR "[?1002l") | |
| 3568 : IF_EB("\033[?1000l", ESC_STR "[?1000l"))); | |
| 3569 ison = on; | |
| 3570 } | |
| 3571 | |
| 3572 # ifdef FEAT_MOUSE_DEC | |
| 3573 else if (ttym_flags == TTYM_DEC) | |
| 3574 { | |
| 3575 if (on) /* enable mouse events */ | |
| 3576 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{"); | |
| 3577 else /* disable mouse events */ | |
| 3578 out_str_nf((char_u *)"\033['z"); | |
| 3579 ison = on; | |
| 3580 } | |
| 3581 # endif | |
| 3582 | |
| 3583 # ifdef FEAT_MOUSE_GPM | |
| 3584 else | |
| 3585 { | |
| 3586 if (on) | |
| 3587 { | |
| 3588 if (gpm_open()) | |
| 3589 ison = TRUE; | |
| 3590 } | |
| 3591 else | |
| 3592 { | |
| 3593 gpm_close(); | |
| 3594 ison = FALSE; | |
| 3595 } | |
| 3596 } | |
| 3597 # endif | |
| 3598 | |
| 1620 | 3599 # ifdef FEAT_SYSMOUSE |
| 3600 else | |
| 3601 { | |
| 3602 if (on) | |
| 3603 { | |
| 3604 if (sysmouse_open() == OK) | |
| 3605 ison = TRUE; | |
| 3606 } | |
| 3607 else | |
| 3608 { | |
| 3609 sysmouse_close(); | |
| 3610 ison = FALSE; | |
| 3611 } | |
| 3612 } | |
| 3613 # endif | |
| 3614 | |
| 7 | 3615 # ifdef FEAT_MOUSE_JSB |
| 3616 else | |
| 3617 { | |
| 3618 if (on) | |
| 3619 { | |
| 3620 /* D - Enable Mouse up/down messages | |
| 3621 * L - Enable Left Button Reporting | |
| 3622 * M - Enable Middle Button Reporting | |
| 3623 * R - Enable Right Button Reporting | |
| 3624 * K - Enable SHIFT and CTRL key Reporting | |
| 3625 * + - Enable Advanced messaging of mouse moves and up/down messages | |
| 3626 * Q - Quiet No Ack | |
| 3627 * # - Numeric value of mouse pointer required | |
| 3628 * 0 = Multiview 2000 cursor, used as standard | |
| 3629 * 1 = Windows Arrow | |
| 3630 * 2 = Windows I Beam | |
| 3631 * 3 = Windows Hour Glass | |
| 3632 * 4 = Windows Cross Hair | |
| 3633 * 5 = Windows UP Arrow | |
| 3634 */ | |
| 4299 | 3635 # ifdef JSBTERM_MOUSE_NONADVANCED |
| 3636 /* Disables full feedback of pointer movements */ | |
| 7 | 3637 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\", |
| 3638 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\")); | |
| 4299 | 3639 # else |
| 7 | 3640 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\", |
| 3641 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\")); | |
| 4299 | 3642 # endif |
| 7 | 3643 ison = TRUE; |
| 3644 } | |
| 3645 else | |
| 3646 { | |
| 3647 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\", | |
| 3648 ESC_STR "[0~ZwQ" ESC_STR "\\")); | |
| 3649 ison = FALSE; | |
| 3650 } | |
| 3651 } | |
| 3652 # endif | |
| 3653 # ifdef FEAT_MOUSE_PTERM | |
| 3654 else | |
| 3655 { | |
| 3656 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */ | |
| 3657 if (on) | |
| 3658 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l"); | |
| 3659 else | |
| 3660 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h"); | |
| 3661 ison = on; | |
| 3662 } | |
| 3663 # endif | |
| 3664 } | |
| 3665 | |
| 3666 /* | |
| 3667 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options. | |
| 3668 */ | |
| 3669 void | |
| 3670 check_mouse_termcode() | |
| 3671 { | |
| 3672 # ifdef FEAT_MOUSE_XTERM | |
| 3673 if (use_xterm_mouse() | |
| 3145 | 3674 # ifdef FEAT_MOUSE_URXVT |
| 3675 && use_xterm_mouse() != 3 | |
| 3676 # endif | |
| 7 | 3677 # ifdef FEAT_GUI |
| 3678 && !gui.in_use | |
| 3679 # endif | |
| 3680 ) | |
| 3681 { | |
| 3682 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 180 | 3683 ? IF_EB("\233M", CSI_STR "M") |
| 3684 : IF_EB("\033[M", ESC_STR "[M"))); | |
| 7 | 3685 if (*p_mouse != NUL) |
| 3686 { | |
| 3687 /* force mouse off and maybe on to send possibly new mouse | |
| 3688 * activation sequence to the xterm, with(out) drag tracing. */ | |
| 3689 mch_setmouse(FALSE); | |
| 3690 setmouse(); | |
| 3691 } | |
| 3692 } | |
| 3693 else | |
| 3694 del_mouse_termcode(KS_MOUSE); | |
| 3695 # endif | |
| 3696 | |
| 3697 # ifdef FEAT_MOUSE_GPM | |
| 3698 if (!use_xterm_mouse() | |
| 3699 # ifdef FEAT_GUI | |
| 3700 && !gui.in_use | |
| 3701 # endif | |
| 3702 ) | |
| 3703 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG")); | |
| 3704 # endif | |
| 3705 | |
| 1620 | 3706 # ifdef FEAT_SYSMOUSE |
| 3707 if (!use_xterm_mouse() | |
| 3708 # ifdef FEAT_GUI | |
| 3709 && !gui.in_use | |
| 3710 # endif | |
| 3711 ) | |
| 3712 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MS", ESC_STR "MS")); | |
| 3713 # endif | |
| 3714 | |
| 7 | 3715 # ifdef FEAT_MOUSE_JSB |
| 6102 | 3716 /* Conflicts with xterm mouse: "\033[" and "\033[M" ??? */ |
| 7 | 3717 if (!use_xterm_mouse() |
| 3718 # ifdef FEAT_GUI | |
| 3719 && !gui.in_use | |
| 3720 # endif | |
| 3721 ) | |
| 3722 set_mouse_termcode(KS_JSBTERM_MOUSE, | |
| 3723 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw")); | |
| 3724 else | |
| 3725 del_mouse_termcode(KS_JSBTERM_MOUSE); | |
| 3726 # endif | |
| 3727 | |
| 3728 # ifdef FEAT_MOUSE_NET | |
| 180 | 3729 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't |
| 7 | 3730 * define it in the GUI or when using an xterm. */ |
| 3731 if (!use_xterm_mouse() | |
| 3732 # ifdef FEAT_GUI | |
| 3733 && !gui.in_use | |
| 3734 # endif | |
| 3735 ) | |
| 3736 set_mouse_termcode(KS_NETTERM_MOUSE, | |
| 3737 (char_u *)IF_EB("\033}", ESC_STR "}")); | |
| 3738 else | |
| 3739 del_mouse_termcode(KS_NETTERM_MOUSE); | |
| 3740 # endif | |
| 3741 | |
| 3742 # ifdef FEAT_MOUSE_DEC | |
| 6102 | 3743 /* Conflicts with xterm mouse: "\033[" and "\033[M" */ |
| 5932 | 3744 if (!use_xterm_mouse() |
| 7 | 3745 # ifdef FEAT_GUI |
| 3746 && !gui.in_use | |
| 3747 # endif | |
| 3748 ) | |
| 180 | 3749 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME) |
| 3750 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "["))); | |
| 7 | 3751 else |
| 3752 del_mouse_termcode(KS_DEC_MOUSE); | |
| 3753 # endif | |
| 3754 # ifdef FEAT_MOUSE_PTERM | |
| 6102 | 3755 /* same conflict as the dec mouse */ |
| 5932 | 3756 if (!use_xterm_mouse() |
| 7 | 3757 # ifdef FEAT_GUI |
| 3758 && !gui.in_use | |
| 3759 # endif | |
| 3760 ) | |
| 3761 set_mouse_termcode(KS_PTERM_MOUSE, | |
| 3762 (char_u *) IF_EB("\033[", ESC_STR "[")); | |
| 3763 else | |
| 3764 del_mouse_termcode(KS_PTERM_MOUSE); | |
| 3765 # endif | |
| 3145 | 3766 # ifdef FEAT_MOUSE_URXVT |
| 6102 | 3767 /* same conflict as the dec mouse */ |
| 5932 | 3768 if (use_xterm_mouse() == 3 |
| 3145 | 3769 # ifdef FEAT_GUI |
| 3770 && !gui.in_use | |
| 3771 # endif | |
| 3772 ) | |
| 3773 { | |
| 3774 set_mouse_termcode(KS_URXVT_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 3775 ? IF_EB("\233", CSI_STR) | |
| 3776 : IF_EB("\033[", ESC_STR "["))); | |
| 3777 | |
| 3778 if (*p_mouse != NUL) | |
| 3779 { | |
| 3780 mch_setmouse(FALSE); | |
| 3781 setmouse(); | |
| 3782 } | |
| 3783 } | |
| 3784 else | |
| 3785 del_mouse_termcode(KS_URXVT_MOUSE); | |
| 3786 # endif | |
| 3746 | 3787 # ifdef FEAT_MOUSE_SGR |
| 5905 | 3788 /* There is no conflict with xterm mouse */ |
| 3746 | 3789 if (use_xterm_mouse() == 4 |
| 3790 # ifdef FEAT_GUI | |
| 3791 && !gui.in_use | |
| 3792 # endif | |
| 3793 ) | |
| 3794 { | |
| 3795 set_mouse_termcode(KS_SGR_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 3796 ? IF_EB("\233<", CSI_STR "<") | |
| 3797 : IF_EB("\033[<", ESC_STR "[<"))); | |
| 3798 | |
| 3799 if (*p_mouse != NUL) | |
| 3800 { | |
| 3801 mch_setmouse(FALSE); | |
| 3802 setmouse(); | |
| 3803 } | |
| 3804 } | |
| 3805 else | |
| 3806 del_mouse_termcode(KS_SGR_MOUSE); | |
| 3807 # endif | |
| 7 | 3808 } |
| 3809 #endif | |
| 3810 | |
| 3811 /* | |
| 3812 * set screen mode, always fails. | |
| 3813 */ | |
| 3814 int | |
| 3815 mch_screenmode(arg) | |
| 1877 | 3816 char_u *arg UNUSED; |
| 7 | 3817 { |
| 3818 EMSG(_(e_screenmode)); | |
| 3819 return FAIL; | |
| 3820 } | |
| 3821 | |
| 3822 #ifndef VMS | |
| 3823 | |
| 3824 /* | |
| 3825 * Try to get the current window size: | |
| 3826 * 1. with an ioctl(), most accurate method | |
| 3827 * 2. from the environment variables LINES and COLUMNS | |
| 3828 * 3. from the termcap | |
| 3829 * 4. keep using the old values | |
| 3830 * Return OK when size could be determined, FAIL otherwise. | |
| 3831 */ | |
| 3832 int | |
| 3833 mch_get_shellsize() | |
| 3834 { | |
| 3835 long rows = 0; | |
| 3836 long columns = 0; | |
| 3837 char_u *p; | |
| 3838 | |
| 3839 /* | |
| 3840 * For OS/2 use _scrsize(). | |
| 3841 */ | |
| 3842 # ifdef __EMX__ | |
| 3843 { | |
| 3844 int s[2]; | |
| 3845 | |
| 3846 _scrsize(s); | |
| 3847 columns = s[0]; | |
| 3848 rows = s[1]; | |
| 3849 } | |
| 3850 # endif | |
| 3851 | |
| 3852 /* | |
| 3853 * 1. try using an ioctl. It is the most accurate method. | |
| 3854 * | |
| 3855 * Try using TIOCGWINSZ first, some systems that have it also define | |
| 3856 * TIOCGSIZE but don't have a struct ttysize. | |
| 3857 */ | |
| 3858 # ifdef TIOCGWINSZ | |
| 3859 { | |
| 3860 struct winsize ws; | |
| 3861 int fd = 1; | |
| 3862 | |
| 3863 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
| 3864 if (!isatty(fd) && isatty(read_cmd_fd)) | |
| 3865 fd = read_cmd_fd; | |
| 3866 if (ioctl(fd, TIOCGWINSZ, &ws) == 0) | |
| 3867 { | |
| 3868 columns = ws.ws_col; | |
| 3869 rows = ws.ws_row; | |
| 3870 } | |
| 3871 } | |
| 3872 # else /* TIOCGWINSZ */ | |
| 3873 # ifdef TIOCGSIZE | |
| 3874 { | |
| 3875 struct ttysize ts; | |
| 3876 int fd = 1; | |
| 3877 | |
| 3878 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
| 3879 if (!isatty(fd) && isatty(read_cmd_fd)) | |
| 3880 fd = read_cmd_fd; | |
| 3881 if (ioctl(fd, TIOCGSIZE, &ts) == 0) | |
| 3882 { | |
| 3883 columns = ts.ts_cols; | |
| 3884 rows = ts.ts_lines; | |
| 3885 } | |
| 3886 } | |
| 3887 # endif /* TIOCGSIZE */ | |
| 3888 # endif /* TIOCGWINSZ */ | |
| 3889 | |
| 3890 /* | |
| 3891 * 2. get size from environment | |
| 164 | 3892 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules |
| 3893 * the ioctl() values! | |
| 7 | 3894 */ |
| 164 | 3895 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL) |
| 7 | 3896 { |
| 3897 if ((p = (char_u *)getenv("LINES"))) | |
| 3898 rows = atoi((char *)p); | |
| 3899 if ((p = (char_u *)getenv("COLUMNS"))) | |
| 3900 columns = atoi((char *)p); | |
| 3901 } | |
| 3902 | |
| 3903 #ifdef HAVE_TGETENT | |
| 3904 /* | |
| 3905 * 3. try reading "co" and "li" entries from termcap | |
| 3906 */ | |
| 3907 if (columns == 0 || rows == 0) | |
| 3908 getlinecol(&columns, &rows); | |
| 3909 #endif | |
| 3910 | |
| 3911 /* | |
| 3912 * 4. If everything fails, use the old values | |
| 3913 */ | |
| 3914 if (columns <= 0 || rows <= 0) | |
| 3915 return FAIL; | |
| 3916 | |
| 3917 Rows = rows; | |
| 3918 Columns = columns; | |
|
5070
cf52d2a8c05c
updated for version 7.3.1278
Bram Moolenaar <bram@vim.org>
parents:
5037
diff
changeset
|
3919 limit_screen_size(); |
| 7 | 3920 return OK; |
| 3921 } | |
| 3922 | |
| 3923 /* | |
| 3924 * Try to set the window size to Rows and Columns. | |
| 3925 */ | |
| 3926 void | |
| 3927 mch_set_shellsize() | |
| 3928 { | |
| 3929 if (*T_CWS) | |
| 3930 { | |
| 3931 /* | |
| 3932 * NOTE: if you get an error here that term_set_winsize() is | |
| 3933 * undefined, check the output of configure. It could probably not | |
| 3934 * find a ncurses, termcap or termlib library. | |
| 3935 */ | |
| 3936 term_set_winsize((int)Rows, (int)Columns); | |
| 3937 out_flush(); | |
| 3938 screen_start(); /* don't know where cursor is now */ | |
| 3939 } | |
| 3940 } | |
| 3941 | |
| 3942 #endif /* VMS */ | |
| 3943 | |
| 3944 /* | |
| 3945 * Rows and/or Columns has changed. | |
| 3946 */ | |
| 3947 void | |
| 3948 mch_new_shellsize() | |
| 3949 { | |
| 3950 /* Nothing to do. */ | |
| 3951 } | |
| 3952 | |
| 3048 | 3953 /* |
| 3954 * Wait for process "child" to end. | |
| 3955 * Return "child" if it exited properly, <= 0 on error. | |
| 3956 */ | |
| 3957 static pid_t | |
| 3958 wait4pid(child, status) | |
| 3959 pid_t child; | |
| 3960 waitstatus *status; | |
| 3961 { | |
| 3962 pid_t wait_pid = 0; | |
| 3963 | |
| 3964 while (wait_pid != child) | |
| 3965 { | |
| 3470 | 3966 /* When compiled with Python threads are probably used, in which case |
| 3967 * wait() sometimes hangs for no obvious reason. Use waitpid() | |
| 3968 * instead and loop (like the GUI). Also needed for other interfaces, | |
| 3969 * they might call system(). */ | |
| 3970 # ifdef __NeXT__ | |
| 3048 | 3971 wait_pid = wait4(child, status, WNOHANG, (struct rusage *)0); |
| 3470 | 3972 # else |
| 3048 | 3973 wait_pid = waitpid(child, status, WNOHANG); |
| 3470 | 3974 # endif |
| 3048 | 3975 if (wait_pid == 0) |
| 3976 { | |
| 4074 | 3977 /* Wait for 10 msec before trying again. */ |
| 3048 | 3978 mch_delay(10L, TRUE); |
| 3979 continue; | |
| 3980 } | |
| 3981 if (wait_pid <= 0 | |
| 3982 # ifdef ECHILD | |
| 3983 && errno == ECHILD | |
| 3984 # endif | |
| 3985 ) | |
| 3986 break; | |
| 3987 } | |
| 3988 return wait_pid; | |
| 3989 } | |
| 3990 | |
| 7 | 3991 int |
| 3992 mch_call_shell(cmd, options) | |
| 3993 char_u *cmd; | |
| 3994 int options; /* SHELL_*, see vim.h */ | |
| 3995 { | |
| 3996 #ifdef VMS | |
| 3997 char *ifn = NULL; | |
| 3998 char *ofn = NULL; | |
| 3999 #endif | |
| 4000 int tmode = cur_tmode; | |
| 4001 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */ | |
| 4002 int x; | |
| 4003 # ifndef __EMX__ | |
| 4004 char_u *newcmd; /* only needed for unix */ | |
| 4005 # else | |
| 4006 /* | |
| 4007 * Set the preferred shell in the EMXSHELL environment variable (but | |
| 4008 * only if it is different from what is already in the environment). | |
| 4009 * Emx then takes care of whether to use "/c" or "-c" in an | |
| 4010 * intelligent way. Simply pass the whole thing to emx's system() call. | |
| 4011 * Emx also starts an interactive shell if system() is passed an empty | |
| 4012 * string. | |
| 4013 */ | |
| 4014 char_u *p, *old; | |
| 4015 | |
| 4016 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh)) | |
| 4017 { | |
| 4018 /* should check HAVE_SETENV, but I know we don't have it. */ | |
| 4019 p = alloc(10 + strlen(p_sh)); | |
| 4020 if (p) | |
| 4021 { | |
| 4022 sprintf((char *)p, "EMXSHELL=%s", p_sh); | |
| 4023 putenv((char *)p); /* don't free the pointer! */ | |
| 4024 } | |
| 4025 } | |
| 4026 # endif | |
| 4027 | |
| 4028 out_flush(); | |
| 4029 | |
| 4030 if (options & SHELL_COOKED) | |
| 4031 settmode(TMODE_COOK); /* set to normal mode */ | |
| 4032 | |
| 2586 | 4033 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 4209 | 4034 save_clipboard(); |
| 2586 | 4035 loose_clipboard(); |
| 4036 # endif | |
| 4037 | |
| 7 | 4038 # ifdef __EMX__ |
| 4039 if (cmd == NULL) | |
| 4040 x = system(""); /* this starts an interactive shell in emx */ | |
| 4041 else | |
| 4042 x = system((char *)cmd); | |
| 4043 /* system() returns -1 when error occurs in starting shell */ | |
| 4044 if (x == -1 && !emsg_silent) | |
| 4045 { | |
| 4046 MSG_PUTS(_("\nCannot execute shell ")); | |
| 4047 msg_outtrans(p_sh); | |
| 4048 msg_putchar('\n'); | |
| 4049 } | |
| 4050 # else /* not __EMX__ */ | |
| 4051 if (cmd == NULL) | |
| 4052 x = system((char *)p_sh); | |
| 4053 else | |
| 4054 { | |
| 4055 # ifdef VMS | |
| 4056 if (ofn = strchr((char *)cmd, '>')) | |
| 4057 *ofn++ = '\0'; | |
| 4058 if (ifn = strchr((char *)cmd, '<')) | |
| 4059 { | |
| 4060 char *p; | |
| 4061 | |
| 4062 *ifn++ = '\0'; | |
| 4063 p = strchr(ifn,' '); /* chop off any trailing spaces */ | |
| 4064 if (p) | |
| 4065 *p = '\0'; | |
| 4066 } | |
| 4067 if (ofn) | |
| 4068 x = vms_sys((char *)cmd, ofn, ifn); | |
| 4069 else | |
| 4070 x = system((char *)cmd); | |
| 4071 # else | |
| 4072 newcmd = lalloc(STRLEN(p_sh) | |
| 4073 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg)) | |
| 4074 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE); | |
| 4075 if (newcmd == NULL) | |
| 4076 x = 0; | |
| 4077 else | |
| 4078 { | |
| 4079 sprintf((char *)newcmd, "%s %s %s %s", p_sh, | |
| 4080 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg, | |
| 4081 (char *)p_shcf, | |
| 4082 (char *)cmd); | |
| 4083 x = system((char *)newcmd); | |
| 4084 vim_free(newcmd); | |
| 4085 } | |
| 4086 # endif | |
| 4087 } | |
| 4088 # ifdef VMS | |
| 4089 x = vms_sys_status(x); | |
| 4090 # endif | |
| 4091 if (emsg_silent) | |
| 4092 ; | |
| 4093 else if (x == 127) | |
| 4094 MSG_PUTS(_("\nCannot execute shell sh\n")); | |
| 4095 # endif /* __EMX__ */ | |
| 4096 else if (x && !(options & SHELL_SILENT)) | |
| 4097 { | |
| 4098 MSG_PUTS(_("\nshell returned ")); | |
| 4099 msg_outnum((long)x); | |
| 4100 msg_putchar('\n'); | |
| 4101 } | |
| 4102 | |
| 4103 if (tmode == TMODE_RAW) | |
| 4104 settmode(TMODE_RAW); /* set to raw mode */ | |
| 4105 # ifdef FEAT_TITLE | |
| 4106 resettitle(); | |
| 4107 # endif | |
| 4209 | 4108 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 4109 restore_clipboard(); | |
| 4110 # endif | |
| 7 | 4111 return x; |
| 4112 | |
| 4113 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */ | |
| 4114 | |
| 167 | 4115 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use |
| 4116 127, some shells use that already */ | |
| 7 | 4117 |
| 4118 char_u *newcmd = NULL; | |
| 4119 pid_t pid; | |
| 167 | 4120 pid_t wpid = 0; |
| 7 | 4121 pid_t wait_pid = 0; |
| 4122 # ifdef HAVE_UNION_WAIT | |
| 4123 union wait status; | |
| 4124 # else | |
| 4125 int status = -1; | |
| 4126 # endif | |
| 4127 int retval = -1; | |
| 4128 char **argv = NULL; | |
| 4129 int argc; | |
| 2994 | 4130 char_u *p_shcf_copy = NULL; |
| 7 | 4131 int i; |
| 4132 char_u *p; | |
| 4133 int inquote; | |
| 167 | 4134 int pty_master_fd = -1; /* for pty's */ |
| 7 | 4135 # ifdef FEAT_GUI |
| 4136 int pty_slave_fd = -1; | |
| 4137 char *tty_name; | |
| 167 | 4138 # endif |
| 602 | 4139 int fd_toshell[2]; /* for pipes */ |
| 7 | 4140 int fd_fromshell[2]; |
| 4141 int pipe_error = FALSE; | |
| 167 | 4142 # ifdef HAVE_SETENV |
| 7 | 4143 char envbuf[50]; |
| 167 | 4144 # else |
| 7 | 4145 static char envbuf_Rows[20]; |
| 4146 static char envbuf_Columns[20]; | |
| 4147 # endif | |
| 602 | 4148 int did_settmode = FALSE; /* settmode(TMODE_RAW) called */ |
| 7 | 4149 |
| 2586 | 4150 newcmd = vim_strsave(p_sh); |
| 4151 if (newcmd == NULL) /* out of memory */ | |
| 4152 goto error; | |
| 4153 | |
| 7 | 4154 out_flush(); |
| 4155 if (options & SHELL_COOKED) | |
| 4156 settmode(TMODE_COOK); /* set to normal mode */ | |
| 4157 | |
| 602 | 4158 /* |
| 4159 * Do this loop twice: | |
| 4160 * 1: find number of arguments | |
| 4161 * 2: separate them and build argv[] | |
| 4162 */ | |
| 7 | 4163 for (i = 0; i < 2; ++i) |
| 4164 { | |
| 4165 p = newcmd; | |
| 4166 inquote = FALSE; | |
| 4167 argc = 0; | |
| 4168 for (;;) | |
| 4169 { | |
| 4170 if (i == 1) | |
| 4171 argv[argc] = (char *)p; | |
| 4172 ++argc; | |
| 4173 while (*p && (inquote || (*p != ' ' && *p != TAB))) | |
| 4174 { | |
| 4175 if (*p == '"') | |
| 4176 inquote = !inquote; | |
| 4177 ++p; | |
| 4178 } | |
| 4179 if (*p == NUL) | |
| 4180 break; | |
| 4181 if (i == 1) | |
| 4182 *p++ = NUL; | |
| 4183 p = skipwhite(p); | |
| 4184 } | |
| 840 | 4185 if (argv == NULL) |
| 7 | 4186 { |
| 2994 | 4187 /* |
| 4188 * Account for possible multiple args in p_shcf. | |
| 4189 */ | |
| 4190 p = p_shcf; | |
| 4191 for (;;) | |
| 4192 { | |
| 4193 p = skiptowhite(p); | |
| 4194 if (*p == NUL) | |
| 4195 break; | |
| 4196 ++argc; | |
| 4197 p = skipwhite(p); | |
| 4198 } | |
| 4199 | |
| 7 | 4200 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *))); |
| 4201 if (argv == NULL) /* out of memory */ | |
| 4202 goto error; | |
| 4203 } | |
| 4204 } | |
| 4205 if (cmd != NULL) | |
| 4206 { | |
| 3263 | 4207 char_u *s; |
| 4208 | |
| 7 | 4209 if (extra_shell_arg != NULL) |
| 4210 argv[argc++] = (char *)extra_shell_arg; | |
| 2994 | 4211 |
| 4212 /* Break 'shellcmdflag' into white separated parts. This doesn't | |
| 4213 * handle quoted strings, they are very unlikely to appear. */ | |
| 4214 p_shcf_copy = alloc((unsigned)STRLEN(p_shcf) + 1); | |
| 4215 if (p_shcf_copy == NULL) /* out of memory */ | |
| 4216 goto error; | |
| 4217 s = p_shcf_copy; | |
| 4218 p = p_shcf; | |
| 4219 while (*p != NUL) | |
| 4220 { | |
| 4221 argv[argc++] = (char *)s; | |
| 4222 while (*p && *p != ' ' && *p != TAB) | |
| 4223 *s++ = *p++; | |
| 4224 *s++ = NUL; | |
| 4225 p = skipwhite(p); | |
| 4226 } | |
| 4227 | |
| 7 | 4228 argv[argc++] = (char *)cmd; |
| 4229 } | |
| 4230 argv[argc] = NULL; | |
| 4231 | |
| 167 | 4232 /* |
| 4233 * For the GUI, when writing the output into the buffer and when reading | |
| 4234 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout | |
| 4235 * of the executed command into the Vim window. Or use a pipe. | |
| 4236 */ | |
| 4237 if ((options & (SHELL_READ|SHELL_WRITE)) | |
| 7 | 4238 # ifdef FEAT_GUI |
| 167 | 4239 || (gui.in_use && show_shell_mess) |
| 4240 # endif | |
| 4241 ) | |
| 7 | 4242 { |
| 167 | 4243 # ifdef FEAT_GUI |
| 7 | 4244 /* |
| 4245 * Try to open a master pty. | |
| 4246 * If this works, open the slave pty. | |
| 4247 * If the slave can't be opened, close the master pty. | |
| 4248 */ | |
| 167 | 4249 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE))) |
| 7 | 4250 { |
| 4251 pty_master_fd = OpenPTY(&tty_name); /* open pty */ | |
| 2992 | 4252 if (pty_master_fd >= 0) |
| 7 | 4253 { |
| 2992 | 4254 /* Leaving out O_NOCTTY may lead to waitpid() always returning |
| 4255 * 0 on Mac OS X 10.7 thereby causing freezes. Let's assume | |
| 4256 * adding O_NOCTTY always works when defined. */ | |
| 4257 #ifdef O_NOCTTY | |
| 4258 pty_slave_fd = open(tty_name, O_RDWR | O_NOCTTY | O_EXTRA, 0); | |
| 4259 #else | |
| 4260 pty_slave_fd = open(tty_name, O_RDWR | O_EXTRA, 0); | |
| 4261 #endif | |
| 4262 if (pty_slave_fd < 0) | |
| 4263 { | |
| 4264 close(pty_master_fd); | |
| 4265 pty_master_fd = -1; | |
| 4266 } | |
| 7 | 4267 } |
| 4268 } | |
| 4269 /* | |
| 4270 * If not opening a pty or it didn't work, try using pipes. | |
| 4271 */ | |
| 4272 if (pty_master_fd < 0) | |
| 167 | 4273 # endif |
| 7 | 4274 { |
| 4275 pipe_error = (pipe(fd_toshell) < 0); | |
| 4276 if (!pipe_error) /* pipe create OK */ | |
| 4277 { | |
| 4278 pipe_error = (pipe(fd_fromshell) < 0); | |
| 4279 if (pipe_error) /* pipe create failed */ | |
| 4280 { | |
| 4281 close(fd_toshell[0]); | |
| 4282 close(fd_toshell[1]); | |
| 4283 } | |
| 4284 } | |
| 4285 if (pipe_error) | |
| 4286 { | |
| 4287 MSG_PUTS(_("\nCannot create pipes\n")); | |
| 4288 out_flush(); | |
| 4289 } | |
| 4290 } | |
| 4291 } | |
| 4292 | |
| 4293 if (!pipe_error) /* pty or pipe opened or not used */ | |
| 4294 { | |
| 4295 # ifdef __BEOS__ | |
| 4296 beos_cleanup_read_thread(); | |
| 4297 # endif | |
| 602 | 4298 |
| 7 | 4299 if ((pid = fork()) == -1) /* maybe we should use vfork() */ |
| 4300 { | |
| 4301 MSG_PUTS(_("\nCannot fork\n")); | |
| 167 | 4302 if ((options & (SHELL_READ|SHELL_WRITE)) |
| 7 | 4303 # ifdef FEAT_GUI |
| 167 | 4304 || (gui.in_use && show_shell_mess) |
| 4305 # endif | |
| 4306 ) | |
| 7 | 4307 { |
| 167 | 4308 # ifdef FEAT_GUI |
| 7 | 4309 if (pty_master_fd >= 0) /* close the pseudo tty */ |
| 4310 { | |
| 4311 close(pty_master_fd); | |
| 4312 close(pty_slave_fd); | |
| 4313 } | |
| 4314 else /* close the pipes */ | |
| 167 | 4315 # endif |
| 7 | 4316 { |
| 4317 close(fd_toshell[0]); | |
| 4318 close(fd_toshell[1]); | |
| 4319 close(fd_fromshell[0]); | |
| 4320 close(fd_fromshell[1]); | |
| 4321 } | |
| 4322 } | |
| 4323 } | |
| 4324 else if (pid == 0) /* child */ | |
| 4325 { | |
| 4326 reset_signals(); /* handle signals normally */ | |
| 4327 | |
| 4328 if (!show_shell_mess || (options & SHELL_EXPAND)) | |
| 4329 { | |
| 4330 int fd; | |
| 4331 | |
| 4332 /* | |
| 4333 * Don't want to show any message from the shell. Can't just | |
| 4334 * close stdout and stderr though, because some systems will | |
| 4335 * break if you try to write to them after that, so we must | |
| 4336 * use dup() to replace them with something else -- webb | |
| 4337 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang, | |
| 4338 * waiting for input. | |
| 4339 */ | |
| 4340 fd = open("/dev/null", O_RDWR | O_EXTRA, 0); | |
| 4341 fclose(stdin); | |
| 4342 fclose(stdout); | |
| 4343 fclose(stderr); | |
| 4344 | |
| 4345 /* | |
| 4346 * If any of these open()'s and dup()'s fail, we just continue | |
| 4347 * anyway. It's not fatal, and on most systems it will make | |
| 4348 * no difference at all. On a few it will cause the execvp() | |
| 4349 * to exit with a non-zero status even when the completion | |
| 4350 * could be done, which is nothing too serious. If the open() | |
| 4351 * or dup() failed we'd just do the same thing ourselves | |
| 4352 * anyway -- webb | |
| 4353 */ | |
| 4354 if (fd >= 0) | |
| 4355 { | |
| 1757 | 4356 ignored = dup(fd); /* To replace stdin (fd 0) */ |
| 4357 ignored = dup(fd); /* To replace stdout (fd 1) */ | |
| 4358 ignored = dup(fd); /* To replace stderr (fd 2) */ | |
| 7 | 4359 |
| 4360 /* Don't need this now that we've duplicated it */ | |
| 4361 close(fd); | |
| 4362 } | |
| 4363 } | |
| 167 | 4364 else if ((options & (SHELL_READ|SHELL_WRITE)) |
| 7 | 4365 # ifdef FEAT_GUI |
| 167 | 4366 || gui.in_use |
| 4367 # endif | |
| 4368 ) | |
| 7 | 4369 { |
| 4370 | |
| 167 | 4371 # ifdef HAVE_SETSID |
| 602 | 4372 /* Create our own process group, so that the child and all its |
| 4373 * children can be kill()ed. Don't do this when using pipes, | |
| 1698 | 4374 * because stdin is not a tty, we would lose /dev/tty. */ |
| 602 | 4375 if (p_stmp) |
| 1799 | 4376 { |
| 602 | 4377 (void)setsid(); |
| 1799 | 4378 # if defined(SIGHUP) |
| 4379 /* When doing "!xterm&" and 'shell' is bash: the shell | |
| 4380 * will exit and send SIGHUP to all processes in its | |
| 4381 * group, killing the just started process. Ignore SIGHUP | |
| 4382 * to avoid that. (suggested by Simon Schubert) | |
| 4383 */ | |
| 4384 signal(SIGHUP, SIG_IGN); | |
| 4385 # endif | |
| 4386 } | |
| 167 | 4387 # endif |
| 4388 # ifdef FEAT_GUI | |
| 602 | 4389 if (pty_slave_fd >= 0) |
| 4390 { | |
| 4391 /* push stream discipline modules */ | |
| 4392 if (options & SHELL_COOKED) | |
| 4393 SetupSlavePTY(pty_slave_fd); | |
| 7 | 4394 # ifdef TIOCSCTTY |
| 602 | 4395 /* Try to become controlling tty (probably doesn't work, |
| 4396 * unless run by root) */ | |
| 4397 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL); | |
| 7 | 4398 # endif |
| 602 | 4399 } |
| 167 | 4400 # endif |
| 7 | 4401 /* Simulate to have a dumb terminal (for now) */ |
| 167 | 4402 # ifdef HAVE_SETENV |
| 7 | 4403 setenv("TERM", "dumb", 1); |
| 4404 sprintf((char *)envbuf, "%ld", Rows); | |
| 4405 setenv("ROWS", (char *)envbuf, 1); | |
| 4406 sprintf((char *)envbuf, "%ld", Rows); | |
| 4407 setenv("LINES", (char *)envbuf, 1); | |
| 4408 sprintf((char *)envbuf, "%ld", Columns); | |
| 4409 setenv("COLUMNS", (char *)envbuf, 1); | |
| 167 | 4410 # else |
| 7 | 4411 /* |
| 4412 * Putenv does not copy the string, it has to remain valid. | |
| 1698 | 4413 * Use a static array to avoid losing allocated memory. |
| 7 | 4414 */ |
| 4415 putenv("TERM=dumb"); | |
| 4416 sprintf(envbuf_Rows, "ROWS=%ld", Rows); | |
| 4417 putenv(envbuf_Rows); | |
| 4418 sprintf(envbuf_Rows, "LINES=%ld", Rows); | |
| 4419 putenv(envbuf_Rows); | |
| 4420 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns); | |
| 4421 putenv(envbuf_Columns); | |
| 167 | 4422 # endif |
| 4423 | |
| 557 | 4424 /* |
| 4425 * stderr is only redirected when using the GUI, so that a | |
| 4426 * program like gpg can still access the terminal to get a | |
| 4427 * passphrase using stderr. | |
| 4428 */ | |
| 167 | 4429 # ifdef FEAT_GUI |
| 7 | 4430 if (pty_master_fd >= 0) |
| 4431 { | |
| 4432 close(pty_master_fd); /* close master side of pty */ | |
| 4433 | |
| 4434 /* set up stdin/stdout/stderr for the child */ | |
| 4435 close(0); | |
| 1757 | 4436 ignored = dup(pty_slave_fd); |
| 7 | 4437 close(1); |
| 1757 | 4438 ignored = dup(pty_slave_fd); |
| 557 | 4439 if (gui.in_use) |
| 4440 { | |
| 4441 close(2); | |
| 1757 | 4442 ignored = dup(pty_slave_fd); |
| 557 | 4443 } |
| 7 | 4444 |
| 4445 close(pty_slave_fd); /* has been dupped, close it now */ | |
| 4446 } | |
| 4447 else | |
| 167 | 4448 # endif |
| 7 | 4449 { |
| 4450 /* set up stdin for the child */ | |
| 4451 close(fd_toshell[1]); | |
| 4452 close(0); | |
| 1757 | 4453 ignored = dup(fd_toshell[0]); |
| 7 | 4454 close(fd_toshell[0]); |
| 4455 | |
| 4456 /* set up stdout for the child */ | |
| 4457 close(fd_fromshell[0]); | |
| 4458 close(1); | |
| 1757 | 4459 ignored = dup(fd_fromshell[1]); |
| 7 | 4460 close(fd_fromshell[1]); |
| 4461 | |
| 557 | 4462 # ifdef FEAT_GUI |
| 4463 if (gui.in_use) | |
| 4464 { | |
| 4465 /* set up stderr for the child */ | |
| 4466 close(2); | |
| 1757 | 4467 ignored = dup(1); |
| 557 | 4468 } |
| 4469 # endif | |
| 7 | 4470 } |
| 4471 } | |
| 167 | 4472 |
| 7 | 4473 /* |
| 4474 * There is no type cast for the argv, because the type may be | |
| 4475 * different on different machines. This may cause a warning | |
| 4476 * message with strict compilers, don't worry about it. | |
| 4477 * Call _exit() instead of exit() to avoid closing the connection | |
| 4478 * to the X server (esp. with GTK, which uses atexit()). | |
| 4479 */ | |
| 4480 execvp(argv[0], argv); | |
| 4481 _exit(EXEC_FAILED); /* exec failed, return failure code */ | |
| 4482 } | |
| 4483 else /* parent */ | |
| 4484 { | |
| 4485 /* | |
| 4486 * While child is running, ignore terminating signals. | |
| 167 | 4487 * Do catch CTRL-C, so that "got_int" is set. |
| 7 | 4488 */ |
| 4489 catch_signals(SIG_IGN, SIG_ERR); | |
| 167 | 4490 catch_int_signal(); |
| 7 | 4491 |
| 4492 /* | |
| 4493 * For the GUI we redirect stdin, stdout and stderr to our window. | |
| 167 | 4494 * This is also used to pipe stdin/stdout to/from the external |
| 4495 * command. | |
| 7 | 4496 */ |
| 167 | 4497 if ((options & (SHELL_READ|SHELL_WRITE)) |
| 4498 # ifdef FEAT_GUI | |
| 4499 || (gui.in_use && show_shell_mess) | |
| 4500 # endif | |
| 4501 ) | |
| 7 | 4502 { |
| 167 | 4503 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */ |
| 7 | 4504 char_u buffer[BUFLEN + 1]; |
| 167 | 4505 # ifdef FEAT_MBYTE |
| 7 | 4506 int buffer_off = 0; /* valid bytes in buffer[] */ |
| 167 | 4507 # endif |
| 7 | 4508 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */ |
| 4509 int ta_len = 0; /* valid bytes in ta_buf[] */ | |
| 4510 int len; | |
| 4511 int p_more_save; | |
| 4512 int old_State; | |
| 4513 int c; | |
| 4514 int toshell_fd; | |
| 4515 int fromshell_fd; | |
| 167 | 4516 garray_T ga; |
| 4517 int noread_cnt; | |
| 1823 | 4518 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
| 4519 struct timeval start_tv; | |
| 4520 # endif | |
| 167 | 4521 |
| 4522 # ifdef FEAT_GUI | |
| 7 | 4523 if (pty_master_fd >= 0) |
| 4524 { | |
| 4525 fromshell_fd = pty_master_fd; | |
| 4526 toshell_fd = dup(pty_master_fd); | |
| 4527 } | |
| 4528 else | |
| 167 | 4529 # endif |
| 7 | 4530 { |
| 4531 close(fd_toshell[0]); | |
| 4532 close(fd_fromshell[1]); | |
| 4533 toshell_fd = fd_toshell[1]; | |
| 4534 fromshell_fd = fd_fromshell[0]; | |
| 4535 } | |
| 4536 | |
| 4537 /* | |
| 4538 * Write to the child if there are typed characters. | |
| 4539 * Read from the child if there are characters available. | |
| 4540 * Repeat the reading a few times if more characters are | |
| 4541 * available. Need to check for typed keys now and then, but | |
| 4542 * not too often (delays when no chars are available). | |
| 4543 * This loop is quit if no characters can be read from the pty | |
| 4544 * (WaitForChar detected special condition), or there are no | |
| 4545 * characters available and the child has exited. | |
| 4546 * Only check if the child has exited when there is no more | |
| 4547 * output. The child may exit before all the output has | |
| 4548 * been printed. | |
| 4549 * | |
| 4550 * Currently this busy loops! | |
| 4551 * This can probably dead-lock when the write blocks! | |
| 4552 */ | |
| 4553 p_more_save = p_more; | |
| 4554 p_more = FALSE; | |
| 4555 old_State = State; | |
| 4556 State = EXTERNCMD; /* don't redraw at window resize */ | |
| 4557 | |
| 602 | 4558 if ((options & SHELL_WRITE) && toshell_fd >= 0) |
| 167 | 4559 { |
| 4560 /* Fork a process that will write the lines to the | |
| 4561 * external program. */ | |
| 4562 if ((wpid = fork()) == -1) | |
| 4563 { | |
| 4564 MSG_PUTS(_("\nCannot fork\n")); | |
| 4565 } | |
| 3048 | 4566 else if (wpid == 0) /* child */ |
| 167 | 4567 { |
| 4568 linenr_T lnum = curbuf->b_op_start.lnum; | |
| 4569 int written = 0; | |
| 944 | 4570 char_u *lp = ml_get(lnum); |
| 167 | 4571 size_t l; |
| 4572 | |
| 177 | 4573 close(fromshell_fd); |
| 167 | 4574 for (;;) |
| 4575 { | |
| 944 | 4576 l = STRLEN(lp + written); |
| 167 | 4577 if (l == 0) |
| 4578 len = 0; | |
| 944 | 4579 else if (lp[written] == NL) |
| 167 | 4580 /* NL -> NUL translation */ |
| 4581 len = write(toshell_fd, "", (size_t)1); | |
| 4582 else | |
| 4583 { | |
| 3263 | 4584 char_u *s = vim_strchr(lp + written, NL); |
| 4585 | |
| 944 | 4586 len = write(toshell_fd, (char *)lp + written, |
| 1877 | 4587 s == NULL ? l |
| 4588 : (size_t)(s - (lp + written))); | |
| 167 | 4589 } |
| 1877 | 4590 if (len == (int)l) |
| 167 | 4591 { |
| 4592 /* Finished a line, add a NL, unless this line | |
| 4593 * should not have one. */ | |
| 4594 if (lnum != curbuf->b_op_end.lnum | |
| 6933 | 4595 || (!curbuf->b_p_bin |
| 4596 && curbuf->b_p_fixeol) | |
| 2707 | 4597 || (lnum != curbuf->b_no_eol_lnum |
| 167 | 4598 && (lnum != |
| 4599 curbuf->b_ml.ml_line_count | |
| 4600 || curbuf->b_p_eol))) | |
| 1757 | 4601 ignored = write(toshell_fd, "\n", |
| 4602 (size_t)1); | |
| 167 | 4603 ++lnum; |
| 4604 if (lnum > curbuf->b_op_end.lnum) | |
| 4605 { | |
| 4606 /* finished all the lines, close pipe */ | |
| 4607 close(toshell_fd); | |
| 4608 toshell_fd = -1; | |
| 4609 break; | |
| 4610 } | |
| 944 | 4611 lp = ml_get(lnum); |
| 167 | 4612 written = 0; |
| 4613 } | |
| 4614 else if (len > 0) | |
| 4615 written += len; | |
| 4616 } | |
| 4617 _exit(0); | |
| 4618 } | |
| 3048 | 4619 else /* parent */ |
| 167 | 4620 { |
| 4621 close(toshell_fd); | |
| 4622 toshell_fd = -1; | |
| 4623 } | |
| 4624 } | |
| 4625 | |
| 4626 if (options & SHELL_READ) | |
| 4627 ga_init2(&ga, 1, BUFLEN); | |
| 4628 | |
| 4629 noread_cnt = 0; | |
| 1823 | 4630 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
| 4631 gettimeofday(&start_tv, NULL); | |
| 4632 # endif | |
| 7 | 4633 for (;;) |
| 4634 { | |
| 4635 /* | |
| 4636 * Check if keys have been typed, write them to the child | |
| 592 | 4637 * if there are any. |
| 4638 * Don't do this if we are expanding wild cards (would eat | |
| 4639 * typeahead). | |
| 4640 * Don't do this when filtering and terminal is in cooked | |
| 4641 * mode, the shell command will handle the I/O. Avoids | |
| 4642 * that a typed password is echoed for ssh or gpg command. | |
| 602 | 4643 * Don't get characters when the child has already |
| 4644 * finished (wait_pid == 0). | |
| 167 | 4645 * Don't read characters unless we didn't get output for a |
| 1823 | 4646 * while (noread_cnt > 4), avoids that ":r !ls" eats |
| 4647 * typeahead. | |
| 7 | 4648 */ |
| 4649 len = 0; | |
| 4650 if (!(options & SHELL_EXPAND) | |
| 592 | 4651 && ((options & |
| 4652 (SHELL_READ|SHELL_WRITE|SHELL_COOKED)) | |
| 4653 != (SHELL_READ|SHELL_WRITE|SHELL_COOKED) | |
| 1823 | 4654 # ifdef FEAT_GUI |
| 592 | 4655 || gui.in_use |
| 1823 | 4656 # endif |
| 592 | 4657 ) |
| 602 | 4658 && wait_pid == 0 |
| 1823 | 4659 && (ta_len > 0 || noread_cnt > 4)) |
| 7 | 4660 { |
| 1823 | 4661 if (ta_len == 0) |
| 4662 { | |
| 4663 /* Get extra characters when we don't have any. | |
| 4664 * Reset the counter and timer. */ | |
| 4665 noread_cnt = 0; | |
| 4666 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 4667 gettimeofday(&start_tv, NULL); | |
| 4668 # endif | |
| 4669 len = ui_inchar(ta_buf, BUFLEN, 10L, 0); | |
| 4670 } | |
| 4671 if (ta_len > 0 || len > 0) | |
| 4672 { | |
| 7 | 4673 /* |
| 4674 * For pipes: | |
| 4675 * Check for CTRL-C: send interrupt signal to child. | |
| 4676 * Check for CTRL-D: EOF, close pipe to child. | |
| 4677 */ | |
| 4678 if (len == 1 && (pty_master_fd < 0 || cmd != NULL)) | |
| 4679 { | |
| 167 | 4680 # ifdef SIGINT |
| 7 | 4681 /* |
| 4682 * Send SIGINT to the child's group or all | |
| 4683 * processes in our group. | |
| 4684 */ | |
| 4685 if (ta_buf[ta_len] == Ctrl_C | |
| 4686 || ta_buf[ta_len] == intr_char) | |
| 167 | 4687 { |
| 4688 # ifdef HAVE_SETSID | |
| 7 | 4689 kill(-pid, SIGINT); |
| 167 | 4690 # else |
| 7 | 4691 kill(0, SIGINT); |
| 4692 # endif | |
| 167 | 4693 if (wpid > 0) |
| 4694 kill(wpid, SIGINT); | |
| 4695 } | |
| 4696 # endif | |
| 7 | 4697 if (pty_master_fd < 0 && toshell_fd >= 0 |
| 4698 && ta_buf[ta_len] == Ctrl_D) | |
| 4699 { | |
| 4700 close(toshell_fd); | |
| 4701 toshell_fd = -1; | |
| 4702 } | |
| 4703 } | |
| 4704 | |
| 4705 /* replace K_BS by <BS> and K_DEL by <DEL> */ | |
| 4706 for (i = ta_len; i < ta_len + len; ++i) | |
| 4707 { | |
| 4708 if (ta_buf[i] == CSI && len - i > 2) | |
| 4709 { | |
| 4710 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]); | |
| 4711 if (c == K_DEL || c == K_KDEL || c == K_BS) | |
| 4712 { | |
| 4713 mch_memmove(ta_buf + i + 1, ta_buf + i + 3, | |
| 4714 (size_t)(len - i - 2)); | |
| 4715 if (c == K_DEL || c == K_KDEL) | |
| 4716 ta_buf[i] = DEL; | |
| 4717 else | |
| 4718 ta_buf[i] = Ctrl_H; | |
| 4719 len -= 2; | |
| 4720 } | |
| 4721 } | |
| 4722 else if (ta_buf[i] == '\r') | |
| 4723 ta_buf[i] = '\n'; | |
| 167 | 4724 # ifdef FEAT_MBYTE |
| 7 | 4725 if (has_mbyte) |
| 1903 | 4726 i += (*mb_ptr2len_len)(ta_buf + i, |
| 4727 ta_len + len - i) - 1; | |
| 167 | 4728 # endif |
| 7 | 4729 } |
| 4730 | |
| 4731 /* | |
| 4732 * For pipes: echo the typed characters. | |
| 4733 * For a pty this does not seem to work. | |
| 4734 */ | |
| 4735 if (pty_master_fd < 0) | |
| 4736 { | |
| 4737 for (i = ta_len; i < ta_len + len; ++i) | |
| 4738 { | |
| 4739 if (ta_buf[i] == '\n' || ta_buf[i] == '\b') | |
| 4740 msg_putchar(ta_buf[i]); | |
| 167 | 4741 # ifdef FEAT_MBYTE |
| 7 | 4742 else if (has_mbyte) |
| 4743 { | |
| 474 | 4744 int l = (*mb_ptr2len)(ta_buf + i); |
| 7 | 4745 |
| 4746 msg_outtrans_len(ta_buf + i, l); | |
| 4747 i += l - 1; | |
| 4748 } | |
| 167 | 4749 # endif |
| 7 | 4750 else |
| 4751 msg_outtrans_len(ta_buf + i, 1); | |
| 4752 } | |
| 4753 windgoto(msg_row, msg_col); | |
| 4754 out_flush(); | |
| 4755 } | |
| 4756 | |
| 4757 ta_len += len; | |
| 4758 | |
| 4759 /* | |
| 4760 * Write the characters to the child, unless EOF has | |
| 4761 * been typed for pipes. Write one character at a | |
| 1698 | 4762 * time, to avoid losing too much typeahead. |
| 167 | 4763 * When writing buffer lines, drop the typed |
| 4764 * characters (only check for CTRL-C). | |
| 7 | 4765 */ |
| 167 | 4766 if (options & SHELL_WRITE) |
| 4767 ta_len = 0; | |
| 4768 else if (toshell_fd >= 0) | |
| 7 | 4769 { |
| 4770 len = write(toshell_fd, (char *)ta_buf, (size_t)1); | |
| 4771 if (len > 0) | |
| 4772 { | |
| 4773 ta_len -= len; | |
| 4774 mch_memmove(ta_buf, ta_buf + len, ta_len); | |
| 4775 } | |
| 4776 } | |
| 1823 | 4777 } |
| 7 | 4778 } |
| 4779 | |
| 167 | 4780 if (got_int) |
| 4781 { | |
| 4782 /* CTRL-C sends a signal to the child, we ignore it | |
| 4783 * ourselves */ | |
| 4784 # ifdef HAVE_SETSID | |
| 4785 kill(-pid, SIGINT); | |
| 4786 # else | |
| 4787 kill(0, SIGINT); | |
| 4788 # endif | |
| 4789 if (wpid > 0) | |
| 4790 kill(wpid, SIGINT); | |
| 4791 got_int = FALSE; | |
| 4792 } | |
| 4793 | |
| 7 | 4794 /* |
| 4795 * Check if the child has any characters to be printed. | |
| 4796 * Read them and write them to our window. Repeat this as | |
| 4797 * long as there is something to do, avoid the 10ms wait | |
| 4798 * for mch_inchar(), or sending typeahead characters to | |
| 4799 * the external process. | |
| 4800 * TODO: This should handle escape sequences, compatible | |
| 4801 * to some terminal (vt52?). | |
| 4802 */ | |
| 167 | 4803 ++noread_cnt; |
| 7 | 4804 while (RealWaitForChar(fromshell_fd, 10L, NULL)) |
| 4805 { | |
| 2664 | 4806 len = read_eintr(fromshell_fd, buffer |
| 167 | 4807 # ifdef FEAT_MBYTE |
| 7 | 4808 + buffer_off, (size_t)(BUFLEN - buffer_off) |
| 167 | 4809 # else |
| 7 | 4810 , (size_t)BUFLEN |
| 167 | 4811 # endif |
| 7 | 4812 ); |
| 4813 if (len <= 0) /* end of file or error */ | |
| 4814 goto finished; | |
| 167 | 4815 |
| 4816 noread_cnt = 0; | |
| 4817 if (options & SHELL_READ) | |
| 4818 { | |
| 4819 /* Do NUL -> NL translation, append NL separated | |
| 4820 * lines to the current buffer. */ | |
| 4821 for (i = 0; i < len; ++i) | |
| 4822 { | |
| 4823 if (buffer[i] == NL) | |
| 4824 append_ga_line(&ga); | |
| 4825 else if (buffer[i] == NUL) | |
| 4826 ga_append(&ga, NL); | |
| 4827 else | |
| 4828 ga_append(&ga, buffer[i]); | |
| 4829 } | |
| 4830 } | |
| 4831 # ifdef FEAT_MBYTE | |
| 4832 else if (has_mbyte) | |
| 7 | 4833 { |
| 4834 int l; | |
| 4835 | |
| 167 | 4836 len += buffer_off; |
| 4837 buffer[len] = NUL; | |
| 4838 | |
| 7 | 4839 /* Check if the last character in buffer[] is |
| 4840 * incomplete, keep these bytes for the next | |
| 4841 * round. */ | |
| 4842 for (p = buffer; p < buffer + len; p += l) | |
| 4843 { | |
| 474 | 4844 l = mb_cptr2len(p); |
| 7 | 4845 if (l == 0) |
| 4846 l = 1; /* NUL byte? */ | |
| 4847 else if (MB_BYTE2LEN(*p) != l) | |
| 4848 break; | |
| 4849 } | |
| 4850 if (p == buffer) /* no complete character */ | |
| 4851 { | |
| 4852 /* avoid getting stuck at an illegal byte */ | |
| 4853 if (len >= 12) | |
| 4854 ++p; | |
| 4855 else | |
| 4856 { | |
| 4857 buffer_off = len; | |
| 4858 continue; | |
| 4859 } | |
| 4860 } | |
| 4861 c = *p; | |
| 4862 *p = NUL; | |
| 4863 msg_puts(buffer); | |
| 4864 if (p < buffer + len) | |
| 4865 { | |
| 4866 *p = c; | |
| 4867 buffer_off = (buffer + len) - p; | |
| 4868 mch_memmove(buffer, p, buffer_off); | |
| 4869 continue; | |
| 4870 } | |
| 4871 buffer_off = 0; | |
| 4872 } | |
| 167 | 4873 # endif /* FEAT_MBYTE */ |
| 7 | 4874 else |
| 4875 { | |
| 4876 buffer[len] = NUL; | |
| 4877 msg_puts(buffer); | |
| 4878 } | |
| 4879 | |
| 4880 windgoto(msg_row, msg_col); | |
| 4881 cursor_on(); | |
| 4882 out_flush(); | |
| 4883 if (got_int) | |
| 4884 break; | |
| 1823 | 4885 |
| 4886 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 4887 { | |
| 4888 struct timeval now_tv; | |
| 4889 long msec; | |
| 4890 | |
| 4891 /* Avoid that we keep looping here without | |
| 4892 * checking for a CTRL-C for a long time. Don't | |
| 4893 * break out too often to avoid losing typeahead. */ | |
| 4894 gettimeofday(&now_tv, NULL); | |
| 4895 msec = (now_tv.tv_sec - start_tv.tv_sec) * 1000L | |
| 4896 + (now_tv.tv_usec - start_tv.tv_usec) / 1000L; | |
| 4897 if (msec > 2000) | |
| 4898 { | |
| 4899 noread_cnt = 5; | |
| 4900 break; | |
| 4901 } | |
| 4902 } | |
| 4903 # endif | |
| 7 | 4904 } |
| 4905 | |
| 602 | 4906 /* If we already detected the child has finished break the |
| 4907 * loop now. */ | |
| 4908 if (wait_pid == pid) | |
| 4909 break; | |
| 4910 | |
| 7 | 4911 /* |
| 4912 * Check if the child still exists, before checking for | |
| 1698 | 4913 * typed characters (otherwise we would lose typeahead). |
| 7 | 4914 */ |
| 167 | 4915 # ifdef __NeXT__ |
| 3048 | 4916 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); |
| 167 | 4917 # else |
| 7 | 4918 wait_pid = waitpid(pid, &status, WNOHANG); |
| 167 | 4919 # endif |
| 7 | 4920 if ((wait_pid == (pid_t)-1 && errno == ECHILD) |
| 4921 || (wait_pid == pid && WIFEXITED(status))) | |
| 4922 { | |
| 602 | 4923 /* Don't break the loop yet, try reading more |
| 4924 * characters from "fromshell_fd" first. When using | |
| 4925 * pipes there might still be something to read and | |
| 4926 * then we'll break the loop at the "break" above. */ | |
| 7 | 4927 wait_pid = pid; |
| 4928 } | |
| 602 | 4929 else |
| 4930 wait_pid = 0; | |
| 4230 | 4931 |
| 4248 | 4932 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
| 4230 | 4933 /* Handle any X events, e.g. serving the clipboard. */ |
| 4934 clip_update(); | |
| 4935 # endif | |
| 7 | 4936 } |
| 4937 finished: | |
| 4938 p_more = p_more_save; | |
| 167 | 4939 if (options & SHELL_READ) |
| 4940 { | |
| 4941 if (ga.ga_len > 0) | |
| 4942 { | |
| 4943 append_ga_line(&ga); | |
| 4944 /* remember that the NL was missing */ | |
| 2707 | 4945 curbuf->b_no_eol_lnum = curwin->w_cursor.lnum; |
| 167 | 4946 } |
| 4947 else | |
| 2707 | 4948 curbuf->b_no_eol_lnum = 0; |
| 167 | 4949 ga_clear(&ga); |
| 4950 } | |
| 4951 | |
| 7 | 4952 /* |
| 4953 * Give all typeahead that wasn't used back to ui_inchar(). | |
| 4954 */ | |
| 4955 if (ta_len) | |
| 4956 ui_inchar_undo(ta_buf, ta_len); | |
| 4957 State = old_State; | |
| 4958 if (toshell_fd >= 0) | |
| 4959 close(toshell_fd); | |
| 4960 close(fromshell_fd); | |
| 4961 } | |
| 4248 | 4962 # if defined(FEAT_XCLIPBOARD) && defined(FEAT_X11) |
| 4230 | 4963 else |
| 4964 { | |
| 4965 /* | |
| 4966 * Similar to the loop above, but only handle X events, no | |
| 4967 * I/O. | |
| 4968 */ | |
| 4969 for (;;) | |
| 4970 { | |
| 4971 if (got_int) | |
| 4972 { | |
| 4973 /* CTRL-C sends a signal to the child, we ignore it | |
| 4974 * ourselves */ | |
| 4975 # ifdef HAVE_SETSID | |
| 4976 kill(-pid, SIGINT); | |
| 4977 # else | |
| 4978 kill(0, SIGINT); | |
| 4979 # endif | |
| 4980 got_int = FALSE; | |
| 4981 } | |
| 4982 # ifdef __NeXT__ | |
| 4983 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); | |
| 4984 # else | |
| 4985 wait_pid = waitpid(pid, &status, WNOHANG); | |
| 4986 # endif | |
| 4987 if ((wait_pid == (pid_t)-1 && errno == ECHILD) | |
| 4988 || (wait_pid == pid && WIFEXITED(status))) | |
| 4989 { | |
| 4990 wait_pid = pid; | |
| 4991 break; | |
| 4992 } | |
| 4993 | |
| 4994 /* Handle any X events, e.g. serving the clipboard. */ | |
| 4995 clip_update(); | |
| 4996 | |
| 4997 mch_delay(10L, TRUE); | |
| 4998 } | |
| 4999 } | |
| 5000 # endif | |
| 7 | 5001 |
| 5002 /* | |
| 5003 * Wait until our child has exited. | |
| 5004 * Ignore wait() returning pids of other children and returning | |
| 5005 * because of some signal like SIGWINCH. | |
| 5006 * Don't wait if wait_pid was already set above, indicating the | |
| 5007 * child already exited. | |
| 5008 */ | |
| 3048 | 5009 if (wait_pid != pid) |
| 5010 wait_pid = wait4pid(pid, &status); | |
| 7 | 5011 |
| 2600 | 5012 # ifdef FEAT_GUI |
| 5013 /* Close slave side of pty. Only do this after the child has | |
| 5014 * exited, otherwise the child may hang when it tries to write on | |
| 5015 * the pty. */ | |
| 5016 if (pty_master_fd >= 0) | |
| 5017 close(pty_slave_fd); | |
| 5018 # endif | |
| 5019 | |
| 167 | 5020 /* Make sure the child that writes to the external program is |
| 5021 * dead. */ | |
| 5022 if (wpid > 0) | |
| 3048 | 5023 { |
| 167 | 5024 kill(wpid, SIGKILL); |
| 3048 | 5025 wait4pid(wpid, NULL); |
| 5026 } | |
| 167 | 5027 |
| 7 | 5028 /* |
| 5029 * Set to raw mode right now, otherwise a CTRL-C after | |
| 5030 * catch_signals() will kill Vim. | |
| 5031 */ | |
| 5032 if (tmode == TMODE_RAW) | |
| 5033 settmode(TMODE_RAW); | |
| 5034 did_settmode = TRUE; | |
| 5035 set_signals(); | |
| 5036 | |
| 5037 if (WIFEXITED(status)) | |
| 5038 { | |
| 129 | 5039 /* LINTED avoid "bitwise operation on signed value" */ |
| 7 | 5040 retval = WEXITSTATUS(status); |
| 4074 | 5041 if (retval != 0 && !emsg_silent) |
| 7 | 5042 { |
| 5043 if (retval == EXEC_FAILED) | |
| 5044 { | |
| 5045 MSG_PUTS(_("\nCannot execute shell ")); | |
| 5046 msg_outtrans(p_sh); | |
| 5047 msg_putchar('\n'); | |
| 5048 } | |
| 5049 else if (!(options & SHELL_SILENT)) | |
| 5050 { | |
| 5051 MSG_PUTS(_("\nshell returned ")); | |
| 5052 msg_outnum((long)retval); | |
| 5053 msg_putchar('\n'); | |
| 5054 } | |
| 5055 } | |
| 5056 } | |
| 5057 else | |
| 5058 MSG_PUTS(_("\nCommand terminated\n")); | |
| 5059 } | |
| 5060 } | |
| 5061 vim_free(argv); | |
| 2994 | 5062 vim_free(p_shcf_copy); |
| 7 | 5063 |
| 5064 error: | |
| 5065 if (!did_settmode) | |
| 5066 if (tmode == TMODE_RAW) | |
| 5067 settmode(TMODE_RAW); /* set to raw mode */ | |
| 5068 # ifdef FEAT_TITLE | |
| 5069 resettitle(); | |
| 5070 # endif | |
| 5071 vim_free(newcmd); | |
| 5072 | |
| 5073 return retval; | |
| 5074 | |
| 5075 #endif /* USE_SYSTEM */ | |
| 5076 } | |
| 5077 | |
| 5078 /* | |
| 5079 * Check for CTRL-C typed by reading all available characters. | |
| 5080 * In cooked mode we should get SIGINT, no need to check. | |
| 5081 */ | |
| 5082 void | |
| 5083 mch_breakcheck() | |
| 5084 { | |
| 5085 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL)) | |
| 5086 fill_input_buf(FALSE); | |
| 5087 } | |
| 5088 | |
| 5089 /* | |
| 5090 * Wait "msec" msec until a character is available from the keyboard or from | |
| 5091 * inbuf[]. msec == -1 will block forever. | |
| 5092 * When a GUI is being used, this will never get called -- webb | |
| 5093 */ | |
| 5094 static int | |
| 5095 WaitForChar(msec) | |
| 5096 long msec; | |
| 5097 { | |
| 5098 #ifdef FEAT_MOUSE_GPM | |
| 5099 int gpm_process_wanted; | |
| 5100 #endif | |
| 5101 #ifdef FEAT_XCLIPBOARD | |
| 5102 int rest; | |
| 5103 #endif | |
| 5104 int avail; | |
| 5105 | |
| 5106 if (input_available()) /* something in inbuf[] */ | |
| 5107 return 1; | |
| 5108 | |
| 5109 #if defined(FEAT_MOUSE_DEC) | |
| 5110 /* May need to query the mouse position. */ | |
| 5111 if (WantQueryMouse) | |
| 5112 { | |
| 227 | 5113 WantQueryMouse = FALSE; |
| 7 | 5114 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5); |
| 5115 } | |
| 5116 #endif | |
| 5117 | |
| 5118 /* | |
| 5119 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse | |
| 5120 * events. This is a bit complicated, because they might both be defined. | |
| 5121 */ | |
| 5122 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD) | |
| 5123 # ifdef FEAT_XCLIPBOARD | |
| 5124 rest = 0; | |
| 5125 if (do_xterm_trace()) | |
| 5126 rest = msec; | |
| 5127 # endif | |
| 5128 do | |
| 5129 { | |
| 5130 # ifdef FEAT_XCLIPBOARD | |
| 5131 if (rest != 0) | |
| 5132 { | |
| 5133 msec = XT_TRACE_DELAY; | |
| 5134 if (rest >= 0 && rest < XT_TRACE_DELAY) | |
| 5135 msec = rest; | |
| 5136 if (rest >= 0) | |
| 5137 rest -= msec; | |
| 5138 } | |
| 5139 # endif | |
| 5140 # ifdef FEAT_MOUSE_GPM | |
| 5141 gpm_process_wanted = 0; | |
| 5142 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted); | |
| 5143 # else | |
| 5144 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
| 5145 # endif | |
| 5146 if (!avail) | |
| 5147 { | |
| 5148 if (input_available()) | |
| 5149 return 1; | |
| 5150 # ifdef FEAT_XCLIPBOARD | |
| 5151 if (rest == 0 || !do_xterm_trace()) | |
| 5152 # endif | |
| 5153 break; | |
| 5154 } | |
| 5155 } | |
| 5156 while (FALSE | |
| 5157 # ifdef FEAT_MOUSE_GPM | |
| 5158 || (gpm_process_wanted && mch_gpm_process() == 0) | |
| 5159 # endif | |
| 5160 # ifdef FEAT_XCLIPBOARD | |
| 5161 || (!avail && rest != 0) | |
| 5162 # endif | |
| 5163 ); | |
| 5164 | |
| 5165 #else | |
| 5166 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
| 5167 #endif | |
| 5168 return avail; | |
| 5169 } | |
| 5170 | |
| 5541 | 5171 #ifndef VMS |
| 7 | 5172 /* |
| 5173 * Wait "msec" msec until a character is available from file descriptor "fd". | |
| 3046 | 5174 * "msec" == 0 will check for characters once. |
| 5175 * "msec" == -1 will block until a character is available. | |
| 7 | 5176 * When a GUI is being used, this will not be used for input -- webb |
| 5177 * Returns also, when a request from Sniff is waiting -- toni. | |
| 5178 * 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
|
5179 * Or when a clientserver message is on the queue. |
| 7 | 5180 */ |
| 5181 #if defined(__BEOS__) | |
| 5182 int | |
| 5183 #else | |
| 5184 static int | |
| 5185 #endif | |
| 5186 RealWaitForChar(fd, msec, check_for_gpm) | |
| 5187 int fd; | |
| 5188 long msec; | |
| 1877 | 5189 int *check_for_gpm UNUSED; |
| 7 | 5190 { |
| 5191 int ret; | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5192 #ifdef FEAT_NETBEANS_INTG |
| 2210 | 5193 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
|
5194 #endif |
| 14 | 5195 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
| 7 | 5196 static int busy = FALSE; |
| 5197 | |
| 5198 /* May retry getting characters after an event was handled. */ | |
| 5199 # define MAY_LOOP | |
| 5200 | |
| 5201 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 5202 /* Remember at what time we started, so that we know how much longer we | |
| 5203 * should wait after being interrupted. */ | |
| 5204 # define USE_START_TV | |
| 5205 struct timeval start_tv; | |
| 5206 | |
| 5207 if (msec > 0 && ( | |
| 5208 # ifdef FEAT_XCLIPBOARD | |
| 5209 xterm_Shell != (Widget)0 | |
| 14 | 5210 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
| 7 | 5211 || |
| 5212 # endif | |
| 5213 # endif | |
| 5214 # ifdef USE_XSMP | |
| 5215 xsmp_icefd != -1 | |
| 14 | 5216 # ifdef FEAT_MZSCHEME |
| 5217 || | |
| 5218 # endif | |
| 5219 # endif | |
| 5220 # ifdef FEAT_MZSCHEME | |
| 5221 (mzthreads_allowed() && p_mzq > 0) | |
| 7 | 5222 # endif |
| 5223 )) | |
| 5224 gettimeofday(&start_tv, NULL); | |
| 5225 # endif | |
| 5226 | |
| 5227 /* Handle being called recursively. This may happen for the session | |
| 5228 * manager stuff, it may save the file, which does a breakcheck. */ | |
| 5229 if (busy) | |
| 5230 return 0; | |
| 5231 #endif | |
| 5232 | |
| 5233 #ifdef MAY_LOOP | |
| 407 | 5234 for (;;) |
| 7 | 5235 #endif |
| 5236 { | |
| 5237 #ifdef MAY_LOOP | |
| 5238 int finished = TRUE; /* default is to 'loop' just once */ | |
| 14 | 5239 # ifdef FEAT_MZSCHEME |
| 5240 int mzquantum_used = FALSE; | |
| 5241 # endif | |
| 7 | 5242 #endif |
| 5243 #ifndef HAVE_SELECT | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5244 struct pollfd fds[6]; |
| 7 | 5245 int nfd; |
| 5246 # ifdef FEAT_XCLIPBOARD | |
| 5247 int xterm_idx = -1; | |
| 5248 # endif | |
| 5249 # ifdef FEAT_MOUSE_GPM | |
| 5250 int gpm_idx = -1; | |
| 5251 # endif | |
| 5252 # ifdef USE_XSMP | |
| 5253 int xsmp_idx = -1; | |
| 5254 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5255 # ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5256 int nb_idx = -1; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5257 # endif |
| 14 | 5258 int towait = (int)msec; |
| 5259 | |
| 5260 # ifdef FEAT_MZSCHEME | |
| 5261 mzvim_check_threads(); | |
| 5262 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
| 5263 { | |
| 5264 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */ | |
| 5265 mzquantum_used = TRUE; | |
| 5266 } | |
| 5267 # endif | |
| 7 | 5268 fds[0].fd = fd; |
| 5269 fds[0].events = POLLIN; | |
| 5270 nfd = 1; | |
| 5271 | |
| 5272 # ifdef FEAT_SNIFF | |
| 5273 # define SNIFF_IDX 1 | |
| 5274 if (want_sniff_request) | |
| 5275 { | |
| 5276 fds[SNIFF_IDX].fd = fd_from_sniff; | |
| 5277 fds[SNIFF_IDX].events = POLLIN; | |
| 5278 nfd++; | |
| 5279 } | |
| 5280 # endif | |
| 5281 # ifdef FEAT_XCLIPBOARD | |
| 6383 | 5282 may_restore_clipboard(); |
| 7 | 5283 if (xterm_Shell != (Widget)0) |
| 5284 { | |
| 5285 xterm_idx = nfd; | |
| 5286 fds[nfd].fd = ConnectionNumber(xterm_dpy); | |
| 5287 fds[nfd].events = POLLIN; | |
| 5288 nfd++; | |
| 5289 } | |
| 5290 # endif | |
| 5291 # ifdef FEAT_MOUSE_GPM | |
| 5292 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
| 5293 { | |
| 5294 gpm_idx = nfd; | |
| 5295 fds[nfd].fd = gpm_fd; | |
| 5296 fds[nfd].events = POLLIN; | |
| 5297 nfd++; | |
| 5298 } | |
| 5299 # endif | |
| 5300 # ifdef USE_XSMP | |
| 5301 if (xsmp_icefd != -1) | |
| 5302 { | |
| 5303 xsmp_idx = nfd; | |
| 5304 fds[nfd].fd = xsmp_icefd; | |
| 5305 fds[nfd].events = POLLIN; | |
| 5306 nfd++; | |
| 5307 } | |
| 5308 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5309 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5310 if (nb_fd != -1) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5311 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5312 nb_idx = nfd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5313 fds[nfd].fd = nb_fd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5314 fds[nfd].events = POLLIN; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5315 nfd++; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5316 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5317 #endif |
| 7 | 5318 |
| 14 | 5319 ret = poll(fds, nfd, towait); |
| 5320 # ifdef FEAT_MZSCHEME | |
| 5321 if (ret == 0 && mzquantum_used) | |
| 1450 | 5322 /* MzThreads scheduling is required and timeout occurred */ |
| 14 | 5323 finished = FALSE; |
| 5324 # endif | |
| 7 | 5325 |
| 5326 # ifdef FEAT_SNIFF | |
| 5327 if (ret < 0) | |
| 5328 sniff_disconnect(1); | |
| 5329 else if (want_sniff_request) | |
| 5330 { | |
| 5331 if (fds[SNIFF_IDX].revents & POLLHUP) | |
| 5332 sniff_disconnect(1); | |
| 5333 if (fds[SNIFF_IDX].revents & POLLIN) | |
| 5334 sniff_request_waiting = 1; | |
| 5335 } | |
| 5336 # endif | |
| 5337 # ifdef FEAT_XCLIPBOARD | |
| 5338 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN)) | |
| 5339 { | |
| 5340 xterm_update(); /* Maybe we should hand out clipboard */ | |
| 5341 if (--ret == 0 && !input_available()) | |
| 5342 /* Try again */ | |
| 5343 finished = FALSE; | |
| 5344 } | |
| 5345 # endif | |
| 5346 # ifdef FEAT_MOUSE_GPM | |
| 5347 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN)) | |
| 5348 { | |
| 5349 *check_for_gpm = 1; | |
| 5350 } | |
| 5351 # endif | |
| 5352 # ifdef USE_XSMP | |
| 5353 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP))) | |
| 5354 { | |
| 5355 if (fds[xsmp_idx].revents & POLLIN) | |
| 5356 { | |
| 5357 busy = TRUE; | |
| 5358 xsmp_handle_requests(); | |
| 5359 busy = FALSE; | |
| 5360 } | |
| 5361 else if (fds[xsmp_idx].revents & POLLHUP) | |
| 5362 { | |
| 5363 if (p_verbose > 0) | |
| 292 | 5364 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 5365 xsmp_close(); |
| 5366 } | |
| 5367 if (--ret == 0) | |
| 14 | 5368 finished = FALSE; /* Try again */ |
| 7 | 5369 } |
| 5370 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5371 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5372 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
|
5373 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5374 netbeans_read(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5375 --ret; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5376 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5377 #endif |
| 7 | 5378 |
| 5379 | |
| 5380 #else /* HAVE_SELECT */ | |
| 5381 | |
| 5382 struct timeval tv; | |
| 14 | 5383 struct timeval *tvp; |
| 7 | 5384 fd_set rfds, efds; |
| 5385 int maxfd; | |
| 14 | 5386 long towait = msec; |
| 5387 | |
| 5388 # ifdef FEAT_MZSCHEME | |
| 5389 mzvim_check_threads(); | |
| 5390 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
| 5391 { | |
| 5392 towait = p_mzq; /* don't wait longer than 'mzquantum' */ | |
| 5393 mzquantum_used = TRUE; | |
| 5394 } | |
| 5395 # endif | |
| 7 | 5396 # ifdef __EMX__ |
| 5397 /* don't check for incoming chars if not in raw mode, because select() | |
| 5398 * always returns TRUE then (in some version of emx.dll) */ | |
| 5399 if (curr_tmode != TMODE_RAW) | |
| 5400 return 0; | |
| 5401 # endif | |
| 5402 | |
| 14 | 5403 if (towait >= 0) |
| 7 | 5404 { |
| 14 | 5405 tv.tv_sec = towait / 1000; |
| 5406 tv.tv_usec = (towait % 1000) * (1000000/1000); | |
| 5407 tvp = &tv; | |
| 7 | 5408 } |
| 14 | 5409 else |
| 5410 tvp = NULL; | |
| 7 | 5411 |
| 5412 /* | |
| 5413 * Select on ready for reading and exceptional condition (end of file). | |
| 5414 */ | |
| 3046 | 5415 select_eintr: |
| 5416 FD_ZERO(&rfds); | |
| 7 | 5417 FD_ZERO(&efds); |
| 5418 FD_SET(fd, &rfds); | |
| 5419 # if !defined(__QNX__) && !defined(__CYGWIN32__) | |
| 5420 /* For QNX select() always returns 1 if this is set. Why? */ | |
| 5421 FD_SET(fd, &efds); | |
| 5422 # endif | |
| 5423 maxfd = fd; | |
| 5424 | |
| 5425 # ifdef FEAT_SNIFF | |
| 5426 if (want_sniff_request) | |
| 5427 { | |
| 5428 FD_SET(fd_from_sniff, &rfds); | |
| 5429 FD_SET(fd_from_sniff, &efds); | |
| 5430 if (maxfd < fd_from_sniff) | |
| 5431 maxfd = fd_from_sniff; | |
| 5432 } | |
| 5433 # endif | |
| 5434 # ifdef FEAT_XCLIPBOARD | |
| 6383 | 5435 may_restore_clipboard(); |
| 7 | 5436 if (xterm_Shell != (Widget)0) |
| 5437 { | |
| 5438 FD_SET(ConnectionNumber(xterm_dpy), &rfds); | |
| 5439 if (maxfd < ConnectionNumber(xterm_dpy)) | |
| 5440 maxfd = ConnectionNumber(xterm_dpy); | |
| 3748 | 5441 |
| 5442 /* An event may have already been read but not handled. In | |
| 5443 * particulary, XFlush may cause this. */ | |
| 5444 xterm_update(); | |
| 7 | 5445 } |
| 5446 # endif | |
| 5447 # ifdef FEAT_MOUSE_GPM | |
| 5448 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
| 5449 { | |
| 5450 FD_SET(gpm_fd, &rfds); | |
| 5451 FD_SET(gpm_fd, &efds); | |
| 5452 if (maxfd < gpm_fd) | |
| 5453 maxfd = gpm_fd; | |
| 5454 } | |
| 5455 # endif | |
| 5456 # ifdef USE_XSMP | |
| 5457 if (xsmp_icefd != -1) | |
| 5458 { | |
| 5459 FD_SET(xsmp_icefd, &rfds); | |
| 5460 FD_SET(xsmp_icefd, &efds); | |
| 5461 if (maxfd < xsmp_icefd) | |
| 5462 maxfd = xsmp_icefd; | |
| 5463 } | |
| 5464 # endif | |
| 3748 | 5465 # ifdef FEAT_NETBEANS_INTG |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5466 if (nb_fd != -1) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5467 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5468 FD_SET(nb_fd, &rfds); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5469 if (maxfd < nb_fd) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5470 maxfd = nb_fd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5471 } |
| 3748 | 5472 # endif |
| 7 | 5473 |
| 14 | 5474 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp); |
| 3046 | 5475 # ifdef EINTR |
| 5476 if (ret == -1 && errno == EINTR) | |
| 3133 | 5477 { |
| 5478 /* Check whether window has been resized, EINTR may be caused by | |
| 5479 * SIGWINCH. */ | |
| 5480 if (do_resize) | |
| 5481 handle_resize(); | |
| 5482 | |
| 3046 | 5483 /* Interrupted by a signal, need to try again. We ignore msec |
| 5484 * here, because we do want to check even after a timeout if | |
| 5485 * characters are available. Needed for reading output of an | |
| 5486 * external command after the process has finished. */ | |
| 5487 goto select_eintr; | |
| 3133 | 5488 } |
| 3046 | 5489 # endif |
| 1076 | 5490 # ifdef __TANDEM |
| 5491 if (ret == -1 && errno == ENOTSUP) | |
| 5492 { | |
| 5493 FD_ZERO(&rfds); | |
| 5494 FD_ZERO(&efds); | |
| 5495 ret = 0; | |
| 5496 } | |
| 3046 | 5497 # endif |
| 14 | 5498 # ifdef FEAT_MZSCHEME |
| 5499 if (ret == 0 && mzquantum_used) | |
| 1450 | 5500 /* loop if MzThreads must be scheduled and timeout occurred */ |
| 14 | 5501 finished = FALSE; |
| 7 | 5502 # endif |
| 5503 | |
| 5504 # ifdef FEAT_SNIFF | |
| 5505 if (ret < 0 ) | |
| 5506 sniff_disconnect(1); | |
| 5507 else if (ret > 0 && want_sniff_request) | |
| 5508 { | |
| 5509 if (FD_ISSET(fd_from_sniff, &efds)) | |
| 5510 sniff_disconnect(1); | |
| 5511 if (FD_ISSET(fd_from_sniff, &rfds)) | |
| 5512 sniff_request_waiting = 1; | |
| 5513 } | |
| 5514 # endif | |
| 5515 # ifdef FEAT_XCLIPBOARD | |
| 5516 if (ret > 0 && xterm_Shell != (Widget)0 | |
| 5517 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds)) | |
| 5518 { | |
| 5519 xterm_update(); /* Maybe we should hand out clipboard */ | |
| 5520 /* continue looping when we only got the X event and the input | |
| 5521 * buffer is empty */ | |
| 5522 if (--ret == 0 && !input_available()) | |
| 5523 { | |
| 5524 /* Try again */ | |
| 5525 finished = FALSE; | |
| 5526 } | |
| 5527 } | |
| 5528 # endif | |
| 5529 # ifdef FEAT_MOUSE_GPM | |
| 5530 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0) | |
| 5531 { | |
| 5532 if (FD_ISSET(gpm_fd, &efds)) | |
| 5533 gpm_close(); | |
| 5534 else if (FD_ISSET(gpm_fd, &rfds)) | |
| 5535 *check_for_gpm = 1; | |
| 5536 } | |
| 5537 # endif | |
| 5538 # ifdef USE_XSMP | |
| 5539 if (ret > 0 && xsmp_icefd != -1) | |
| 5540 { | |
| 5541 if (FD_ISSET(xsmp_icefd, &efds)) | |
| 5542 { | |
| 5543 if (p_verbose > 0) | |
| 292 | 5544 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 5545 xsmp_close(); |
| 5546 if (--ret == 0) | |
| 5547 finished = FALSE; /* keep going if event was only one */ | |
| 5548 } | |
| 5549 else if (FD_ISSET(xsmp_icefd, &rfds)) | |
| 5550 { | |
| 5551 busy = TRUE; | |
| 5552 xsmp_handle_requests(); | |
| 5553 busy = FALSE; | |
| 5554 if (--ret == 0) | |
| 5555 finished = FALSE; /* keep going if event was only one */ | |
| 5556 } | |
| 5557 } | |
| 5558 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5559 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5560 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
|
5561 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5562 netbeans_read(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5563 --ret; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5564 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5565 #endif |
| 7 | 5566 |
| 5567 #endif /* HAVE_SELECT */ | |
| 5568 | |
| 5569 #ifdef MAY_LOOP | |
| 5570 if (finished || msec == 0) | |
| 5571 break; | |
| 5572 | |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5573 # ifdef FEAT_CLIENTSERVER |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5574 if (server_waiting()) |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5575 break; |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5576 # endif |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
5577 |
| 7 | 5578 /* We're going to loop around again, find out for how long */ |
| 5579 if (msec > 0) | |
| 5580 { | |
| 5581 # ifdef USE_START_TV | |
| 5582 struct timeval mtv; | |
| 5583 | |
| 5584 /* Compute remaining wait time. */ | |
| 5585 gettimeofday(&mtv, NULL); | |
| 5586 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L | |
| 5587 + (mtv.tv_usec - start_tv.tv_usec) / 1000L; | |
| 5588 # else | |
| 5589 /* Guess we got interrupted halfway. */ | |
| 5590 msec = msec / 2; | |
| 5591 # endif | |
| 5592 if (msec <= 0) | |
| 5593 break; /* waited long enough */ | |
| 5594 } | |
| 5595 #endif | |
| 5596 } | |
| 5597 | |
| 5598 return (ret > 0); | |
| 5599 } | |
| 5600 | |
| 5601 #ifndef NO_EXPANDPATH | |
| 5602 /* | |
| 444 | 5603 * Expand a path into all matching files and/or directories. Handles "*", |
| 5604 * "?", "[a-z]", "**", etc. | |
| 5605 * "path" has backslashes before chars that are not to be expanded. | |
| 5606 * Returns the number of matches found. | |
| 7 | 5607 */ |
| 5608 int | |
| 5609 mch_expandpath(gap, path, flags) | |
| 5610 garray_T *gap; | |
| 5611 char_u *path; | |
| 5612 int flags; /* EW_* flags */ | |
| 5613 { | |
| 444 | 5614 return unix_expandpath(gap, path, 0, flags, FALSE); |
| 7 | 5615 } |
| 5616 #endif | |
| 5617 | |
| 5618 /* | |
| 5619 * mch_expand_wildcards() - this code does wild-card pattern matching using | |
| 5620 * the shell | |
| 5621 * | |
| 5622 * return OK for success, FAIL for error (you may lose some memory) and put | |
| 5623 * an error message in *file. | |
| 5624 * | |
| 5625 * num_pat is number of input patterns | |
| 5626 * pat is array of pointers to input patterns | |
| 5627 * num_file is pointer to number of matched file names | |
| 5628 * file is pointer to array of pointers to matched file names | |
| 5629 */ | |
| 5630 | |
| 5631 #ifndef SEEK_SET | |
| 5632 # define SEEK_SET 0 | |
| 5633 #endif | |
| 5634 #ifndef SEEK_END | |
| 5635 # define SEEK_END 2 | |
| 5636 #endif | |
| 5637 | |
| 822 | 5638 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|" |
| 628 | 5639 |
| 7 | 5640 int |
| 5641 mch_expand_wildcards(num_pat, pat, num_file, file, flags) | |
| 5642 int num_pat; | |
| 5643 char_u **pat; | |
| 5644 int *num_file; | |
| 5645 char_u ***file; | |
| 5646 int flags; /* EW_* flags */ | |
| 5647 { | |
| 5648 int i; | |
| 5649 size_t len; | |
| 5650 char_u *p; | |
| 5651 int dir; | |
| 5652 #ifdef __EMX__ | |
| 1508 | 5653 /* |
| 5654 * This is the OS/2 implementation. | |
| 5655 */ | |
| 7 | 5656 # define EXPL_ALLOC_INC 16 |
| 5657 char_u **expl_files; | |
| 5658 size_t files_alloced, files_free; | |
| 5659 char_u *buf; | |
| 5660 int has_wildcard; | |
| 5661 | |
| 5662 *num_file = 0; /* default: no files found */ | |
| 5663 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */ | |
| 5664 files_free = EXPL_ALLOC_INC; /* how much space is not used */ | |
| 5665 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced); | |
| 5666 if (*file == NULL) | |
| 5667 return FAIL; | |
| 5668 | |
| 5669 for (; num_pat > 0; num_pat--, pat++) | |
| 5670 { | |
| 5671 expl_files = NULL; | |
| 5672 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~')) | |
| 5673 /* expand environment var or home dir */ | |
| 5674 buf = expand_env_save(*pat); | |
| 5675 else | |
| 5676 buf = vim_strsave(*pat); | |
| 5677 expl_files = NULL; | |
| 99 | 5678 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */ |
| 7 | 5679 if (has_wildcard) /* yes, so expand them */ |
| 5680 expl_files = (char_u **)_fnexplode(buf); | |
| 5681 | |
| 5682 /* | |
| 5683 * return value of buf if no wildcards left, | |
| 5684 * OR if no match AND EW_NOTFOUND is set. | |
| 5685 */ | |
| 5686 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0)) | |
| 5687 || (expl_files == NULL && (flags & EW_NOTFOUND))) | |
| 5688 { /* simply save the current contents of *buf */ | |
| 5689 expl_files = (char_u **)alloc(sizeof(char_u **) * 2); | |
| 5690 if (expl_files != NULL) | |
| 5691 { | |
| 5692 expl_files[0] = vim_strsave(buf); | |
| 5693 expl_files[1] = NULL; | |
| 5694 } | |
| 5695 } | |
| 5696 vim_free(buf); | |
| 5697 | |
| 5698 /* | |
| 5699 * Count number of names resulting from expansion, | |
| 5700 * At the same time add a backslash to the end of names that happen to | |
| 5701 * be directories, and replace slashes with backslashes. | |
| 5702 */ | |
| 5703 if (expl_files) | |
| 5704 { | |
| 5705 for (i = 0; (p = expl_files[i]) != NULL; i++) | |
| 5706 { | |
| 5707 dir = mch_isdir(p); | |
| 5708 /* If we don't want dirs and this is one, skip it */ | |
| 5709 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
| 5710 continue; | |
| 5711 | |
| 715 | 5712 /* Skip files that are not executable if we check for that. */ |
| 6695 | 5713 if (!dir && (flags & EW_EXEC) |
| 5714 && !mch_can_exe(p, NULL, !(flags & EW_SHELLCMD))) | |
| 715 | 5715 continue; |
| 5716 | |
| 7 | 5717 if (--files_free == 0) |
| 5718 { | |
| 5719 /* need more room in table of pointers */ | |
| 5720 files_alloced += EXPL_ALLOC_INC; | |
| 5721 *file = (char_u **)vim_realloc(*file, | |
| 5722 sizeof(char_u **) * files_alloced); | |
| 5723 if (*file == NULL) | |
| 5724 { | |
| 5725 EMSG(_(e_outofmem)); | |
| 5726 *num_file = 0; | |
| 5727 return FAIL; | |
| 5728 } | |
| 5729 files_free = EXPL_ALLOC_INC; | |
| 5730 } | |
| 5731 slash_adjust(p); | |
| 5732 if (dir) | |
| 5733 { | |
| 5734 /* For a directory we add a '/', unless it's already | |
| 5735 * there. */ | |
| 5736 len = STRLEN(p); | |
| 5737 if (((*file)[*num_file] = alloc(len + 2)) != NULL) | |
| 5738 { | |
| 5739 STRCPY((*file)[*num_file], p); | |
| 902 | 5740 if (!after_pathsep((*file)[*num_file], |
| 5741 (*file)[*num_file] + len)) | |
| 7 | 5742 { |
| 5743 (*file)[*num_file][len] = psepc; | |
| 39 | 5744 (*file)[*num_file][len + 1] = NUL; |
| 7 | 5745 } |
| 5746 } | |
| 5747 } | |
| 5748 else | |
| 5749 { | |
| 5750 (*file)[*num_file] = vim_strsave(p); | |
| 5751 } | |
| 5752 | |
| 5753 /* | |
| 5754 * Error message already given by either alloc or vim_strsave. | |
| 5755 * Should return FAIL, but returning OK works also. | |
| 5756 */ | |
| 5757 if ((*file)[*num_file] == NULL) | |
| 5758 break; | |
| 5759 (*num_file)++; | |
| 5760 } | |
| 5761 _fnexplodefree((char **)expl_files); | |
| 5762 } | |
| 5763 } | |
| 5764 return OK; | |
| 5765 | |
| 5766 #else /* __EMX__ */ | |
| 1508 | 5767 /* |
| 5768 * This is the non-OS/2 implementation (really Unix). | |
| 5769 */ | |
| 7 | 5770 int j; |
| 5771 char_u *tempname; | |
| 5772 char_u *command; | |
| 5773 FILE *fd; | |
| 5774 char_u *buffer; | |
| 1508 | 5775 #define STYLE_ECHO 0 /* use "echo", the default */ |
| 5776 #define STYLE_GLOB 1 /* use "glob", for csh */ | |
| 5777 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */ | |
| 5778 #define STYLE_PRINT 3 /* use "print -N", for zsh */ | |
| 5779 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern | |
| 5780 * directly */ | |
| 7 | 5781 int shell_style = STYLE_ECHO; |
| 5782 int check_spaces; | |
| 5783 static int did_find_nul = FALSE; | |
| 5784 int ampersent = FALSE; | |
| 1508 | 5785 /* vimglob() function to define for Posix shell */ |
| 1620 | 5786 static char *sh_vimglob_func = "vimglob() { while [ $# -ge 1 ]; do echo \"$1\"; shift; done }; vimglob >"; |
| 7 | 5787 |
| 5788 *num_file = 0; /* default: no files found */ | |
| 5789 *file = NULL; | |
| 5790 | |
| 5791 /* | |
| 5792 * If there are no wildcards, just copy the names to allocated memory. | |
| 5793 * Saves a lot of time, because we don't have to start a new shell. | |
| 5794 */ | |
| 5795 if (!have_wildcard(num_pat, pat)) | |
| 5796 return save_patterns(num_pat, pat, num_file, file); | |
| 5797 | |
| 428 | 5798 # ifdef HAVE_SANDBOX |
| 5799 /* Don't allow any shell command in the sandbox. */ | |
| 5800 if (sandbox != 0 && check_secure()) | |
| 5801 return FAIL; | |
| 5802 # endif | |
| 5803 | |
| 7 | 5804 /* |
| 5805 * Don't allow the use of backticks in secure and restricted mode. | |
| 5806 */ | |
| 428 | 5807 if (secure || restricted) |
| 7 | 5808 for (i = 0; i < num_pat; ++i) |
| 5809 if (vim_strchr(pat[i], '`') != NULL | |
| 5810 && (check_restricted() || check_secure())) | |
| 5811 return FAIL; | |
| 5812 | |
| 5813 /* | |
| 5814 * get a name for the temp file | |
| 5815 */ | |
| 6721 | 5816 if ((tempname = vim_tempname('o', FALSE)) == NULL) |
| 7 | 5817 { |
| 5818 EMSG(_(e_notmp)); | |
| 5819 return FAIL; | |
| 5820 } | |
| 5821 | |
| 5822 /* | |
| 5823 * Let the shell expand the patterns and write the result into the temp | |
| 1508 | 5824 * file. |
| 5825 * STYLE_BT: NL separated | |
| 5826 * If expanding `cmd` execute it directly. | |
| 5827 * STYLE_GLOB: NUL separated | |
| 5828 * If we use *csh, "glob" will work better than "echo". | |
| 5829 * STYLE_PRINT: NL or NUL separated | |
| 5830 * If we use *zsh, "print -N" will work better than "glob". | |
| 5831 * STYLE_VIMGLOB: NL separated | |
| 5832 * If we use *sh*, we define "vimglob()". | |
| 5833 * STYLE_ECHO: space separated. | |
| 5834 * A shell we don't know, stay safe and use "echo". | |
| 7 | 5835 */ |
| 5836 if (num_pat == 1 && *pat[0] == '`' | |
| 5837 && (len = STRLEN(pat[0])) > 2 | |
| 5838 && *(pat[0] + len - 1) == '`') | |
| 5839 shell_style = STYLE_BT; | |
| 5840 else if ((len = STRLEN(p_sh)) >= 3) | |
| 5841 { | |
| 5842 if (STRCMP(p_sh + len - 3, "csh") == 0) | |
| 5843 shell_style = STYLE_GLOB; | |
| 5844 else if (STRCMP(p_sh + len - 3, "zsh") == 0) | |
| 5845 shell_style = STYLE_PRINT; | |
| 5846 } | |
| 1508 | 5847 if (shell_style == STYLE_ECHO && strstr((char *)gettail(p_sh), |
| 5848 "sh") != NULL) | |
| 5849 shell_style = STYLE_VIMGLOB; | |
| 5850 | |
| 5851 /* Compute the length of the command. We need 2 extra bytes: for the | |
| 5852 * optional '&' and for the NUL. | |
| 5853 * Worst case: "unset nonomatch; print -N >" plus two is 29 */ | |
| 7 | 5854 len = STRLEN(tempname) + 29; |
| 1508 | 5855 if (shell_style == STYLE_VIMGLOB) |
| 5856 len += STRLEN(sh_vimglob_func); | |
| 5857 | |
| 147 | 5858 for (i = 0; i < num_pat; ++i) |
| 5859 { | |
| 5860 /* Count the length of the patterns in the same way as they are put in | |
| 5861 * "command" below. */ | |
| 5862 #ifdef USE_SYSTEM | |
| 7 | 5863 len += STRLEN(pat[i]) + 3; /* add space and two quotes */ |
| 147 | 5864 #else |
| 5865 ++len; /* add space */ | |
| 628 | 5866 for (j = 0; pat[i][j] != NUL; ++j) |
| 5867 { | |
| 5868 if (vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL) | |
| 5869 ++len; /* may add a backslash */ | |
| 5870 ++len; | |
| 5871 } | |
| 147 | 5872 #endif |
| 5873 } | |
| 7 | 5874 command = alloc(len); |
| 5875 if (command == NULL) | |
| 5876 { | |
| 5877 /* out of memory */ | |
| 5878 vim_free(tempname); | |
| 5879 return FAIL; | |
| 5880 } | |
| 5881 | |
| 5882 /* | |
| 5883 * Build the shell command: | |
| 5884 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell | |
| 5885 * recognizes this). | |
| 5886 * - Add the shell command to print the expanded names. | |
| 5887 * - Add the temp file name. | |
| 5888 * - Add the file name patterns. | |
| 5889 */ | |
| 5890 if (shell_style == STYLE_BT) | |
| 5891 { | |
| 628 | 5892 /* change `command; command& ` to (command; command ) */ |
| 5893 STRCPY(command, "("); | |
| 5894 STRCAT(command, pat[0] + 1); /* exclude first backtick */ | |
| 7 | 5895 p = command + STRLEN(command) - 1; |
| 628 | 5896 *p-- = ')'; /* remove last backtick */ |
| 7 | 5897 while (p > command && vim_iswhite(*p)) |
| 5898 --p; | |
| 5899 if (*p == '&') /* remove trailing '&' */ | |
| 5900 { | |
| 5901 ampersent = TRUE; | |
| 5902 *p = ' '; | |
| 5903 } | |
| 5904 STRCAT(command, ">"); | |
| 5905 } | |
| 5906 else | |
| 5907 { | |
| 5908 if (flags & EW_NOTFOUND) | |
| 5909 STRCPY(command, "set nonomatch; "); | |
| 5910 else | |
| 5911 STRCPY(command, "unset nonomatch; "); | |
| 5912 if (shell_style == STYLE_GLOB) | |
| 5913 STRCAT(command, "glob >"); | |
| 5914 else if (shell_style == STYLE_PRINT) | |
| 5915 STRCAT(command, "print -N >"); | |
| 1508 | 5916 else if (shell_style == STYLE_VIMGLOB) |
| 5917 STRCAT(command, sh_vimglob_func); | |
| 7 | 5918 else |
| 5919 STRCAT(command, "echo >"); | |
| 5920 } | |
| 1508 | 5921 |
| 7 | 5922 STRCAT(command, tempname); |
| 1508 | 5923 |
| 7 | 5924 if (shell_style != STYLE_BT) |
| 5925 for (i = 0; i < num_pat; ++i) | |
| 5926 { | |
| 5927 /* When using system() always add extra quotes, because the shell | |
| 628 | 5928 * is started twice. Otherwise put a backslash before special |
| 1450 | 5929 * characters, except inside ``. */ |
| 7 | 5930 #ifdef USE_SYSTEM |
| 5931 STRCAT(command, " \""); | |
| 5932 STRCAT(command, pat[i]); | |
| 5933 STRCAT(command, "\""); | |
| 5934 #else | |
| 233 | 5935 int intick = FALSE; |
| 5936 | |
| 7 | 5937 p = command + STRLEN(command); |
| 5938 *p++ = ' '; | |
| 628 | 5939 for (j = 0; pat[i][j] != NUL; ++j) |
| 233 | 5940 { |
| 5941 if (pat[i][j] == '`') | |
| 5942 intick = !intick; | |
| 628 | 5943 else if (pat[i][j] == '\\' && pat[i][j + 1] != NUL) |
| 5944 { | |
| 644 | 5945 /* Remove a backslash, take char literally. But keep |
| 652 | 5946 * backslash inside backticks, before a special character |
| 5947 * and before a backtick. */ | |
| 644 | 5948 if (intick |
| 652 | 5949 || vim_strchr(SHELL_SPECIAL, pat[i][j + 1]) != NULL |
| 5950 || pat[i][j + 1] == '`') | |
| 644 | 5951 *p++ = '\\'; |
| 648 | 5952 ++j; |
| 628 | 5953 } |
| 6174 | 5954 else if (!intick |
| 5955 && ((flags & EW_KEEPDOLLAR) == 0 || pat[i][j] != '$') | |
| 5956 && vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL) | |
| 628 | 5957 /* Put a backslash before a special character, but not |
| 6174 | 5958 * when inside ``. And not for $var when EW_KEEPDOLLAR is |
| 5959 * set. */ | |
| 628 | 5960 *p++ = '\\'; |
| 648 | 5961 |
| 5962 /* Copy one character. */ | |
| 5963 *p++ = pat[i][j]; | |
| 233 | 5964 } |
| 7 | 5965 *p = NUL; |
| 5966 #endif | |
| 5967 } | |
| 5968 if (flags & EW_SILENT) | |
| 5969 show_shell_mess = FALSE; | |
| 5970 if (ampersent) | |
| 1508 | 5971 STRCAT(command, "&"); /* put the '&' after the redirection */ |
| 7 | 5972 |
| 5973 /* | |
| 5974 * Using zsh -G: If a pattern has no matches, it is just deleted from | |
| 5975 * the argument list, otherwise zsh gives an error message and doesn't | |
| 5976 * expand any other pattern. | |
| 5977 */ | |
| 5978 if (shell_style == STYLE_PRINT) | |
| 5979 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */ | |
| 5980 | |
| 5981 /* | |
| 5982 * If we use -f then shell variables set in .cshrc won't get expanded. | |
| 5983 * vi can do it, so we will too, but it is only necessary if there is a "$" | |
| 5984 * in one of the patterns, otherwise we can still use the fast option. | |
| 5985 */ | |
| 5986 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat)) | |
| 5987 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */ | |
| 5988 | |
| 5989 /* | |
| 5990 * execute the shell command | |
| 5991 */ | |
| 5992 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT); | |
| 5993 | |
| 5994 /* When running in the background, give it some time to create the temp | |
| 5995 * file, but don't wait for it to finish. */ | |
| 5996 if (ampersent) | |
| 5997 mch_delay(10L, TRUE); | |
| 5998 | |
| 5999 extra_shell_arg = NULL; /* cleanup */ | |
| 6000 show_shell_mess = TRUE; | |
| 6001 vim_free(command); | |
| 6002 | |
| 1508 | 6003 if (i != 0) /* mch_call_shell() failed */ |
| 7 | 6004 { |
| 6005 mch_remove(tempname); | |
| 6006 vim_free(tempname); | |
| 6007 /* | |
| 6008 * With interactive completion, the error message is not printed. | |
| 6009 * However with USE_SYSTEM, I don't know how to turn off error messages | |
| 6010 * from the shell, so screen may still get messed up -- webb. | |
| 6011 */ | |
| 6012 #ifndef USE_SYSTEM | |
| 6013 if (!(flags & EW_SILENT)) | |
| 6014 #endif | |
| 6015 { | |
| 6016 redraw_later_clear(); /* probably messed up screen */ | |
| 6017 msg_putchar('\n'); /* clear bottom line quickly */ | |
| 6018 cmdline_row = Rows - 1; /* continue on last line */ | |
| 6019 #ifdef USE_SYSTEM | |
| 6020 if (!(flags & EW_SILENT)) | |
| 6021 #endif | |
| 6022 { | |
| 6023 MSG(_(e_wildexpand)); | |
| 6024 msg_start(); /* don't overwrite this message */ | |
| 6025 } | |
| 6026 } | |
| 6027 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when | |
| 6028 * EW_NOTFOUND is given */ | |
| 6029 if (shell_style == STYLE_BT) | |
| 6030 return FAIL; | |
| 6031 goto notfound; | |
| 6032 } | |
| 6033 | |
| 6034 /* | |
| 6035 * read the names from the file into memory | |
| 6036 */ | |
| 6037 fd = fopen((char *)tempname, READBIN); | |
| 6038 if (fd == NULL) | |
| 6039 { | |
| 6040 /* Something went wrong, perhaps a file name with a special char. */ | |
| 6041 if (!(flags & EW_SILENT)) | |
| 6042 { | |
| 6043 MSG(_(e_wildexpand)); | |
| 6044 msg_start(); /* don't overwrite this message */ | |
| 6045 } | |
| 6046 vim_free(tempname); | |
| 6047 goto notfound; | |
| 6048 } | |
| 6049 fseek(fd, 0L, SEEK_END); | |
| 6050 len = ftell(fd); /* get size of temp file */ | |
| 6051 fseek(fd, 0L, SEEK_SET); | |
| 6052 buffer = alloc(len + 1); | |
| 6053 if (buffer == NULL) | |
| 6054 { | |
| 6055 /* out of memory */ | |
| 6056 mch_remove(tempname); | |
| 6057 vim_free(tempname); | |
| 6058 fclose(fd); | |
| 6059 return FAIL; | |
| 6060 } | |
| 6061 i = fread((char *)buffer, 1, len, fd); | |
| 6062 fclose(fd); | |
| 6063 mch_remove(tempname); | |
| 1877 | 6064 if (i != (int)len) |
| 7 | 6065 { |
| 6066 /* unexpected read error */ | |
| 6067 EMSG2(_(e_notread), tempname); | |
| 6068 vim_free(tempname); | |
| 6069 vim_free(buffer); | |
| 6070 return FAIL; | |
| 6071 } | |
| 6072 vim_free(tempname); | |
| 6073 | |
| 1508 | 6074 # if defined(__CYGWIN__) || defined(__CYGWIN32__) |
| 7 | 6075 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */ |
| 6076 p = buffer; | |
|
5037
5e0b6a9282df
updated for version 7.3.1262
Bram Moolenaar <bram@vim.org>
parents:
4299
diff
changeset
|
6077 for (i = 0; i < (int)len; ++i) |
| 7 | 6078 if (!(buffer[i] == CAR && buffer[i + 1] == NL)) |
| 6079 *p++ = buffer[i]; | |
| 6080 len = p - buffer; | |
| 6081 # endif | |
| 6082 | |
| 6083 | |
| 6084 /* file names are separated with Space */ | |
| 6085 if (shell_style == STYLE_ECHO) | |
| 6086 { | |
| 6087 buffer[len] = '\n'; /* make sure the buffer ends in NL */ | |
| 6088 p = buffer; | |
| 6089 for (i = 0; *p != '\n'; ++i) /* count number of entries */ | |
| 6090 { | |
| 6091 while (*p != ' ' && *p != '\n') | |
| 6092 ++p; | |
| 6093 p = skipwhite(p); /* skip to next entry */ | |
| 6094 } | |
| 6095 } | |
| 6096 /* file names are separated with NL */ | |
| 1508 | 6097 else if (shell_style == STYLE_BT || shell_style == STYLE_VIMGLOB) |
| 7 | 6098 { |
| 6099 buffer[len] = NUL; /* make sure the buffer ends in NUL */ | |
| 6100 p = buffer; | |
| 6101 for (i = 0; *p != NUL; ++i) /* count number of entries */ | |
| 6102 { | |
| 6103 while (*p != '\n' && *p != NUL) | |
| 6104 ++p; | |
| 6105 if (*p != NUL) | |
| 6106 ++p; | |
| 6107 p = skipwhite(p); /* skip leading white space */ | |
| 6108 } | |
| 6109 } | |
| 6110 /* file names are separated with NUL */ | |
| 6111 else | |
| 6112 { | |
| 6113 /* | |
| 6114 * Some versions of zsh use spaces instead of NULs to separate | |
| 6115 * results. Only do this when there is no NUL before the end of the | |
| 6116 * buffer, otherwise we would never be able to use file names with | |
| 6117 * embedded spaces when zsh does use NULs. | |
| 6118 * When we found a NUL once, we know zsh is OK, set did_find_nul and | |
| 6119 * don't check for spaces again. | |
| 6120 */ | |
| 6121 check_spaces = FALSE; | |
| 6122 if (shell_style == STYLE_PRINT && !did_find_nul) | |
| 6123 { | |
| 6124 /* If there is a NUL, set did_find_nul, else set check_spaces */ | |
| 2768 | 6125 buffer[len] = NUL; |
| 5533 | 6126 if (len && (int)STRLEN(buffer) < (int)len) |
| 7 | 6127 did_find_nul = TRUE; |
| 6128 else | |
| 6129 check_spaces = TRUE; | |
| 6130 } | |
| 6131 | |
| 6132 /* | |
| 6133 * Make sure the buffer ends with a NUL. For STYLE_PRINT there | |
| 6134 * already is one, for STYLE_GLOB it needs to be added. | |
| 6135 */ | |
| 6136 if (len && buffer[len - 1] == NUL) | |
| 6137 --len; | |
| 6138 else | |
| 6139 buffer[len] = NUL; | |
| 6140 i = 0; | |
| 6141 for (p = buffer; p < buffer + len; ++p) | |
| 6142 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */ | |
| 6143 { | |
| 6144 ++i; | |
| 6145 *p = NUL; | |
| 6146 } | |
| 6147 if (len) | |
| 6148 ++i; /* count last entry */ | |
| 6149 } | |
| 6150 if (i == 0) | |
| 6151 { | |
| 6152 /* | |
| 6153 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I". | |
| 6154 * /bin/sh will happily expand it to nothing rather than returning an | |
| 6155 * error; and hey, it's good to check anyway -- webb. | |
| 6156 */ | |
| 6157 vim_free(buffer); | |
| 6158 goto notfound; | |
| 6159 } | |
| 6160 *num_file = i; | |
| 6161 *file = (char_u **)alloc(sizeof(char_u *) * i); | |
| 6162 if (*file == NULL) | |
| 6163 { | |
| 6164 /* out of memory */ | |
| 6165 vim_free(buffer); | |
| 6166 return FAIL; | |
| 6167 } | |
| 6168 | |
| 6169 /* | |
| 6170 * Isolate the individual file names. | |
| 6171 */ | |
| 6172 p = buffer; | |
| 6173 for (i = 0; i < *num_file; ++i) | |
| 6174 { | |
| 6175 (*file)[i] = p; | |
| 6176 /* Space or NL separates */ | |
| 1508 | 6177 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT |
| 6178 || shell_style == STYLE_VIMGLOB) | |
| 7 | 6179 { |
| 652 | 6180 while (!(shell_style == STYLE_ECHO && *p == ' ') |
| 6181 && *p != '\n' && *p != NUL) | |
| 7 | 6182 ++p; |
| 6183 if (p == buffer + len) /* last entry */ | |
| 6184 *p = NUL; | |
| 6185 else | |
| 6186 { | |
| 6187 *p++ = NUL; | |
| 6188 p = skipwhite(p); /* skip to next entry */ | |
| 6189 } | |
| 6190 } | |
| 6191 else /* NUL separates */ | |
| 6192 { | |
| 6193 while (*p && p < buffer + len) /* skip entry */ | |
| 6194 ++p; | |
| 6195 ++p; /* skip NUL */ | |
| 6196 } | |
| 6197 } | |
| 6198 | |
| 6199 /* | |
| 6200 * Move the file names to allocated memory. | |
| 6201 */ | |
| 6202 for (j = 0, i = 0; i < *num_file; ++i) | |
| 6203 { | |
| 6204 /* Require the files to exist. Helps when using /bin/sh */ | |
| 6205 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0) | |
| 6206 continue; | |
| 6207 | |
| 6208 /* check if this entry should be included */ | |
| 6209 dir = (mch_isdir((*file)[i])); | |
| 6210 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
| 6211 continue; | |
| 6212 | |
| 715 | 6213 /* Skip files that are not executable if we check for that. */ |
| 6695 | 6214 if (!dir && (flags & EW_EXEC) |
| 6215 && !mch_can_exe((*file)[i], NULL, !(flags & EW_SHELLCMD))) | |
| 715 | 6216 continue; |
| 6217 | |
| 7 | 6218 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir)); |
| 6219 if (p) | |
| 6220 { | |
| 6221 STRCPY(p, (*file)[i]); | |
| 6222 if (dir) | |
| 1479 | 6223 add_pathsep(p); /* add '/' to a directory name */ |
| 7 | 6224 (*file)[j++] = p; |
| 6225 } | |
| 6226 } | |
| 6227 vim_free(buffer); | |
| 6228 *num_file = j; | |
| 6229 | |
| 6230 if (*num_file == 0) /* rejected all entries */ | |
| 6231 { | |
| 6232 vim_free(*file); | |
| 6233 *file = NULL; | |
| 6234 goto notfound; | |
| 6235 } | |
| 6236 | |
| 6237 return OK; | |
| 6238 | |
| 6239 notfound: | |
| 6240 if (flags & EW_NOTFOUND) | |
| 6241 return save_patterns(num_pat, pat, num_file, file); | |
| 6242 return FAIL; | |
| 6243 | |
| 6244 #endif /* __EMX__ */ | |
| 6245 } | |
| 6246 | |
| 6247 #endif /* VMS */ | |
| 6248 | |
| 6249 #ifndef __EMX__ | |
| 6250 static int | |
| 6251 save_patterns(num_pat, pat, num_file, file) | |
| 6252 int num_pat; | |
| 6253 char_u **pat; | |
| 6254 int *num_file; | |
| 6255 char_u ***file; | |
| 6256 { | |
| 6257 int i; | |
| 99 | 6258 char_u *s; |
| 7 | 6259 |
| 6260 *file = (char_u **)alloc(num_pat * sizeof(char_u *)); | |
| 6261 if (*file == NULL) | |
| 6262 return FAIL; | |
| 6263 for (i = 0; i < num_pat; i++) | |
| 99 | 6264 { |
| 6265 s = vim_strsave(pat[i]); | |
| 6266 if (s != NULL) | |
| 6267 /* Be compatible with expand_filename(): halve the number of | |
| 6268 * backslashes. */ | |
| 6269 backslash_halve(s); | |
| 6270 (*file)[i] = s; | |
| 6271 } | |
| 7 | 6272 *num_file = num_pat; |
| 6273 return OK; | |
| 6274 } | |
| 6275 #endif | |
| 6276 | |
| 6277 /* | |
| 6278 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can | |
| 6279 * expand. | |
| 6280 */ | |
| 6281 int | |
| 6282 mch_has_exp_wildcard(p) | |
| 6283 char_u *p; | |
| 6284 { | |
| 39 | 6285 for ( ; *p; mb_ptr_adv(p)) |
| 7 | 6286 { |
| 6287 if (*p == '\\' && p[1] != NUL) | |
| 6288 ++p; | |
| 6289 else | |
| 6290 if (vim_strchr((char_u *) | |
| 6291 #ifdef VMS | |
| 6292 "*?%" | |
| 6293 #else | |
| 6294 "*?[{'" | |
| 6295 #endif | |
| 6296 , *p) != NULL) | |
| 6297 return TRUE; | |
| 6298 } | |
| 6299 return FALSE; | |
| 6300 } | |
| 6301 | |
| 6302 /* | |
| 6303 * Return TRUE if the string "p" contains a wildcard. | |
| 6304 * Don't recognize '~' at the end as a wildcard. | |
| 6305 */ | |
| 6306 int | |
| 6307 mch_has_wildcard(p) | |
| 6308 char_u *p; | |
| 6309 { | |
| 39 | 6310 for ( ; *p; mb_ptr_adv(p)) |
| 7 | 6311 { |
| 6312 if (*p == '\\' && p[1] != NUL) | |
| 6313 ++p; | |
| 6314 else | |
| 6315 if (vim_strchr((char_u *) | |
| 6316 #ifdef VMS | |
| 6317 "*?%$" | |
| 6318 #else | |
| 6319 "*?[{`'$" | |
| 6320 #endif | |
| 6321 , *p) != NULL | |
| 6322 || (*p == '~' && p[1] != NUL)) | |
| 6323 return TRUE; | |
| 6324 } | |
| 6325 return FALSE; | |
| 6326 } | |
| 6327 | |
| 6328 #ifndef __EMX__ | |
| 6329 static int | |
| 6330 have_wildcard(num, file) | |
| 6331 int num; | |
| 6332 char_u **file; | |
| 6333 { | |
| 6334 int i; | |
| 6335 | |
| 6336 for (i = 0; i < num; i++) | |
| 6337 if (mch_has_wildcard(file[i])) | |
| 6338 return 1; | |
| 6339 return 0; | |
| 6340 } | |
| 6341 | |
| 6342 static int | |
| 6343 have_dollars(num, file) | |
| 6344 int num; | |
| 6345 char_u **file; | |
| 6346 { | |
| 6347 int i; | |
| 6348 | |
| 6349 for (i = 0; i < num; i++) | |
| 6350 if (vim_strchr(file[i], '$') != NULL) | |
| 6351 return TRUE; | |
| 6352 return FALSE; | |
| 6353 } | |
| 6354 #endif /* ifndef __EMX__ */ | |
| 6355 | |
| 6356 #ifndef HAVE_RENAME | |
| 6357 /* | |
| 6358 * Scaled-down version of rename(), which is missing in Xenix. | |
| 6359 * This version can only move regular files and will fail if the | |
| 6360 * destination exists. | |
| 6361 */ | |
| 6362 int | |
| 6363 mch_rename(src, dest) | |
| 6364 const char *src, *dest; | |
| 6365 { | |
| 6366 struct stat st; | |
| 6367 | |
| 6368 if (stat(dest, &st) >= 0) /* fail if destination exists */ | |
| 6369 return -1; | |
| 6370 if (link(src, dest) != 0) /* link file to new name */ | |
| 6371 return -1; | |
| 6372 if (mch_remove(src) == 0) /* delete link to old name */ | |
| 6373 return 0; | |
| 6374 return -1; | |
| 6375 } | |
| 6376 #endif /* !HAVE_RENAME */ | |
| 6377 | |
| 6378 #ifdef FEAT_MOUSE_GPM | |
| 6379 /* | |
| 6380 * Initializes connection with gpm (if it isn't already opened) | |
| 6381 * Return 1 if succeeded (or connection already opened), 0 if failed | |
| 6382 */ | |
| 6383 static int | |
| 6384 gpm_open() | |
| 6385 { | |
| 6386 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */ | |
| 6387 | |
| 6388 if (!gpm_flag) | |
| 6389 { | |
| 6390 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN); | |
| 6391 gpm_connect.defaultMask = ~GPM_HARD; | |
| 6392 /* Default handling for mouse move*/ | |
| 6393 gpm_connect.minMod = 0; /* Handle any modifier keys */ | |
| 6394 gpm_connect.maxMod = 0xffff; | |
| 6395 if (Gpm_Open(&gpm_connect, 0) > 0) | |
| 6396 { | |
| 6397 /* gpm library tries to handling TSTP causes | |
| 6398 * problems. Anyways, we close connection to Gpm whenever | |
| 6399 * we are going to suspend or starting an external process | |
| 1450 | 6400 * so we shouldn't have problem with this |
| 7 | 6401 */ |
| 1832 | 6402 # ifdef SIGTSTP |
| 7 | 6403 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); |
| 1832 | 6404 # endif |
| 7 | 6405 return 1; /* succeed */ |
| 6406 } | |
| 6407 if (gpm_fd == -2) | |
| 6408 Gpm_Close(); /* We don't want to talk to xterm via gpm */ | |
| 6409 return 0; | |
| 6410 } | |
| 6411 return 1; /* already open */ | |
| 6412 } | |
| 6413 | |
| 6414 /* | |
| 6415 * Closes connection to gpm | |
| 6416 */ | |
| 6417 static void | |
| 6418 gpm_close() | |
| 6419 { | |
| 6420 if (gpm_flag && gpm_fd >= 0) /* if Open */ | |
| 6421 Gpm_Close(); | |
| 6422 } | |
| 6423 | |
| 6424 /* Reads gpm event and adds special keys to input buf. Returns length of | |
| 6425 * generated key sequence. | |
| 5782 | 6426 * This function is styled after gui_send_mouse_event(). |
| 7 | 6427 */ |
| 6428 static int | |
| 6429 mch_gpm_process() | |
| 6430 { | |
| 6431 int button; | |
| 6432 static Gpm_Event gpm_event; | |
| 6433 char_u string[6]; | |
| 6434 int_u vim_modifiers; | |
| 6435 int row,col; | |
| 6436 unsigned char buttons_mask; | |
| 6437 unsigned char gpm_modifiers; | |
| 6438 static unsigned char old_buttons = 0; | |
| 6439 | |
| 6440 Gpm_GetEvent(&gpm_event); | |
| 6441 | |
| 6442 #ifdef FEAT_GUI | |
| 6443 /* Don't put events in the input queue now. */ | |
| 6444 if (hold_gui_events) | |
| 6445 return 0; | |
| 6446 #endif | |
| 6447 | |
| 6448 row = gpm_event.y - 1; | |
| 6449 col = gpm_event.x - 1; | |
| 6450 | |
| 6451 string[0] = ESC; /* Our termcode */ | |
| 6452 string[1] = 'M'; | |
| 6453 string[2] = 'G'; | |
| 6454 switch (GPM_BARE_EVENTS(gpm_event.type)) | |
| 6455 { | |
| 6456 case GPM_DRAG: | |
| 6457 string[3] = MOUSE_DRAG; | |
| 6458 break; | |
| 6459 case GPM_DOWN: | |
| 6460 buttons_mask = gpm_event.buttons & ~old_buttons; | |
| 6461 old_buttons = gpm_event.buttons; | |
| 6462 switch (buttons_mask) | |
| 6463 { | |
| 6464 case GPM_B_LEFT: | |
| 6465 button = MOUSE_LEFT; | |
| 6466 break; | |
| 6467 case GPM_B_MIDDLE: | |
| 6468 button = MOUSE_MIDDLE; | |
| 6469 break; | |
| 6470 case GPM_B_RIGHT: | |
| 6471 button = MOUSE_RIGHT; | |
| 6472 break; | |
| 6473 default: | |
| 6474 return 0; | |
| 6475 /*Don't know what to do. Can more than one button be | |
| 6476 * reported in one event? */ | |
| 6477 } | |
| 6478 string[3] = (char_u)(button | 0x20); | |
| 6479 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1); | |
| 6480 break; | |
| 6481 case GPM_UP: | |
| 6482 string[3] = MOUSE_RELEASE; | |
| 6483 old_buttons &= ~gpm_event.buttons; | |
| 6484 break; | |
| 6485 default: | |
| 6486 return 0; | |
| 6487 } | |
| 6488 /*This code is based on gui_x11_mouse_cb in gui_x11.c */ | |
| 6489 gpm_modifiers = gpm_event.modifiers; | |
| 6490 vim_modifiers = 0x0; | |
| 6491 /* I ignore capslock stats. Aren't we all just hate capslock mixing with | |
| 6492 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and | |
| 6493 * K_CAPSSHIFT is defined 8, so it probably isn't even reported | |
| 6494 */ | |
| 6495 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL))) | |
| 6496 vim_modifiers |= MOUSE_SHIFT; | |
| 6497 | |
| 6498 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL))) | |
| 6499 vim_modifiers |= MOUSE_CTRL; | |
| 6500 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR))) | |
| 6501 vim_modifiers |= MOUSE_ALT; | |
| 6502 string[3] |= vim_modifiers; | |
| 6503 string[4] = (char_u)(col + ' ' + 1); | |
| 6504 string[5] = (char_u)(row + ' ' + 1); | |
| 6505 add_to_input_buf(string, 6); | |
| 6506 return 6; | |
| 6507 } | |
| 6508 #endif /* FEAT_MOUSE_GPM */ | |
| 6509 | |
| 1620 | 6510 #ifdef FEAT_SYSMOUSE |
| 6511 /* | |
| 6512 * Initialize connection with sysmouse. | |
| 6513 * Let virtual console inform us with SIGUSR2 for pending sysmouse | |
| 6514 * output, any sysmouse output than will be processed via sig_sysmouse(). | |
| 6515 * Return OK if succeeded, FAIL if failed. | |
| 6516 */ | |
| 6517 static int | |
| 6518 sysmouse_open() | |
| 6519 { | |
| 6520 struct mouse_info mouse; | |
| 6521 | |
| 6522 mouse.operation = MOUSE_MODE; | |
| 6523 mouse.u.mode.mode = 0; | |
| 6524 mouse.u.mode.signal = SIGUSR2; | |
| 6525 if (ioctl(1, CONS_MOUSECTL, &mouse) != -1) | |
| 6526 { | |
| 6527 signal(SIGUSR2, (RETSIGTYPE (*)())sig_sysmouse); | |
| 6528 mouse.operation = MOUSE_SHOW; | |
| 6529 ioctl(1, CONS_MOUSECTL, &mouse); | |
| 6530 return OK; | |
| 6531 } | |
| 6532 return FAIL; | |
| 6533 } | |
| 6534 | |
| 6535 /* | |
| 6536 * Stop processing SIGUSR2 signals, and also make sure that | |
| 6537 * virtual console do not send us any sysmouse related signal. | |
| 6538 */ | |
| 6539 static void | |
| 6540 sysmouse_close() | |
| 6541 { | |
| 6542 struct mouse_info mouse; | |
| 6543 | |
| 6544 signal(SIGUSR2, restricted ? SIG_IGN : SIG_DFL); | |
| 6545 mouse.operation = MOUSE_MODE; | |
| 6546 mouse.u.mode.mode = 0; | |
| 6547 mouse.u.mode.signal = 0; | |
| 6548 ioctl(1, CONS_MOUSECTL, &mouse); | |
| 6549 } | |
| 6550 | |
| 6551 /* | |
| 6552 * Gets info from sysmouse and adds special keys to input buf. | |
| 6553 */ | |
| 6554 static RETSIGTYPE | |
| 6555 sig_sysmouse SIGDEFARG(sigarg) | |
| 6556 { | |
| 6557 struct mouse_info mouse; | |
| 6558 struct video_info video; | |
| 6559 char_u string[6]; | |
| 6560 int row, col; | |
| 6561 int button; | |
| 6562 int buttons; | |
| 6563 static int oldbuttons = 0; | |
| 6564 | |
| 6565 #ifdef FEAT_GUI | |
| 6566 /* Don't put events in the input queue now. */ | |
| 6567 if (hold_gui_events) | |
| 6568 return; | |
| 6569 #endif | |
| 6570 | |
| 6571 mouse.operation = MOUSE_GETINFO; | |
| 6572 if (ioctl(1, FBIO_GETMODE, &video.vi_mode) != -1 | |
| 6573 && ioctl(1, FBIO_MODEINFO, &video) != -1 | |
| 6574 && ioctl(1, CONS_MOUSECTL, &mouse) != -1 | |
| 6575 && video.vi_cheight > 0 && video.vi_cwidth > 0) | |
| 6576 { | |
| 6577 row = mouse.u.data.y / video.vi_cheight; | |
| 6578 col = mouse.u.data.x / video.vi_cwidth; | |
| 6579 buttons = mouse.u.data.buttons; | |
| 6580 string[0] = ESC; /* Our termcode */ | |
| 6581 string[1] = 'M'; | |
| 6582 string[2] = 'S'; | |
| 6583 if (oldbuttons == buttons && buttons != 0) | |
| 6584 { | |
| 6585 button = MOUSE_DRAG; | |
| 6586 } | |
| 6587 else | |
| 6588 { | |
| 6589 switch (buttons) | |
| 6590 { | |
| 6591 case 0: | |
| 6592 button = MOUSE_RELEASE; | |
| 6593 break; | |
| 6594 case 1: | |
| 6595 button = MOUSE_LEFT; | |
| 6596 break; | |
| 6597 case 2: | |
| 6598 button = MOUSE_MIDDLE; | |
| 6599 break; | |
| 6600 case 4: | |
| 6601 button = MOUSE_RIGHT; | |
| 6602 break; | |
| 6603 default: | |
| 6604 return; | |
| 6605 } | |
| 6606 oldbuttons = buttons; | |
| 6607 } | |
| 6608 string[3] = (char_u)(button); | |
| 6609 string[4] = (char_u)(col + ' ' + 1); | |
| 6610 string[5] = (char_u)(row + ' ' + 1); | |
| 6611 add_to_input_buf(string, 6); | |
| 6612 } | |
| 6613 return; | |
| 6614 } | |
| 6615 #endif /* FEAT_SYSMOUSE */ | |
| 6616 | |
| 7 | 6617 #if defined(FEAT_LIBCALL) || defined(PROTO) |
| 6618 typedef char_u * (*STRPROCSTR)__ARGS((char_u *)); | |
| 6619 typedef char_u * (*INTPROCSTR)__ARGS((int)); | |
| 6620 typedef int (*STRPROCINT)__ARGS((char_u *)); | |
| 6621 typedef int (*INTPROCINT)__ARGS((int)); | |
| 6622 | |
| 6623 /* | |
| 6624 * Call a DLL routine which takes either a string or int param | |
| 6625 * and returns an allocated string. | |
| 6626 */ | |
| 6627 int | |
| 6628 mch_libcall(libname, funcname, argstring, argint, string_result, number_result) | |
| 6629 char_u *libname; | |
| 6630 char_u *funcname; | |
| 6631 char_u *argstring; /* NULL when using a argint */ | |
| 6632 int argint; | |
| 6633 char_u **string_result;/* NULL when using number_result */ | |
| 6634 int *number_result; | |
| 6635 { | |
| 6636 # if defined(USE_DLOPEN) | |
| 6637 void *hinstLib; | |
| 12 | 6638 char *dlerr = NULL; |
| 7 | 6639 # else |
| 6640 shl_t hinstLib; | |
| 6641 # endif | |
| 6642 STRPROCSTR ProcAdd; | |
| 6643 INTPROCSTR ProcAddI; | |
| 6644 char_u *retval_str = NULL; | |
| 6645 int retval_int = 0; | |
| 6646 int success = FALSE; | |
| 6647 | |
| 900 | 6648 /* |
| 6649 * Get a handle to the DLL module. | |
| 6650 */ | |
| 7 | 6651 # if defined(USE_DLOPEN) |
| 900 | 6652 /* First clear any error, it's not cleared by the dlopen() call. */ |
| 6653 (void)dlerror(); | |
| 6654 | |
| 7 | 6655 hinstLib = dlopen((char *)libname, RTLD_LAZY |
| 6656 # ifdef RTLD_LOCAL | |
| 6657 | RTLD_LOCAL | |
| 6658 # endif | |
| 6659 ); | |
| 12 | 6660 if (hinstLib == NULL) |
| 6661 { | |
| 6662 /* "dlerr" must be used before dlclose() */ | |
| 6663 dlerr = (char *)dlerror(); | |
| 6664 if (dlerr != NULL) | |
| 6665 EMSG2(_("dlerror = \"%s\""), dlerr); | |
| 6666 } | |
| 7 | 6667 # else |
| 6668 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L); | |
| 6669 # endif | |
| 6670 | |
| 6671 /* If the handle is valid, try to get the function address. */ | |
| 6672 if (hinstLib != NULL) | |
| 6673 { | |
| 6674 # ifdef HAVE_SETJMP_H | |
| 6675 /* | |
| 6676 * Catch a crash when calling the library function. For example when | |
| 6677 * using a number where a string pointer is expected. | |
| 6678 */ | |
| 6679 mch_startjmp(); | |
| 6680 if (SETJMP(lc_jump_env) != 0) | |
| 6681 { | |
| 6682 success = FALSE; | |
| 857 | 6683 # if defined(USE_DLOPEN) |
| 12 | 6684 dlerr = NULL; |
| 857 | 6685 # endif |
| 7 | 6686 mch_didjmp(); |
| 6687 } | |
| 6688 else | |
| 6689 # endif | |
| 6690 { | |
| 6691 retval_str = NULL; | |
| 6692 retval_int = 0; | |
| 6693 | |
| 6694 if (argstring != NULL) | |
| 6695 { | |
| 6696 # if defined(USE_DLOPEN) | |
| 6697 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
| 12 | 6698 dlerr = (char *)dlerror(); |
| 7 | 6699 # else |
| 6700 if (shl_findsym(&hinstLib, (const char *)funcname, | |
| 6701 TYPE_PROCEDURE, (void *)&ProcAdd) < 0) | |
| 6702 ProcAdd = NULL; | |
| 6703 # endif | |
| 12 | 6704 if ((success = (ProcAdd != NULL |
| 6705 # if defined(USE_DLOPEN) | |
| 6706 && dlerr == NULL | |
| 6707 # endif | |
| 6708 ))) | |
| 7 | 6709 { |
| 6710 if (string_result == NULL) | |
| 6711 retval_int = ((STRPROCINT)ProcAdd)(argstring); | |
| 6712 else | |
| 6713 retval_str = (ProcAdd)(argstring); | |
| 6714 } | |
| 6715 } | |
| 6716 else | |
| 6717 { | |
| 6718 # if defined(USE_DLOPEN) | |
| 6719 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
| 12 | 6720 dlerr = (char *)dlerror(); |
| 7 | 6721 # else |
| 6722 if (shl_findsym(&hinstLib, (const char *)funcname, | |
| 6723 TYPE_PROCEDURE, (void *)&ProcAddI) < 0) | |
| 6724 ProcAddI = NULL; | |
| 6725 # endif | |
| 12 | 6726 if ((success = (ProcAddI != NULL |
| 6727 # if defined(USE_DLOPEN) | |
| 6728 && dlerr == NULL | |
| 6729 # endif | |
| 6730 ))) | |
| 7 | 6731 { |
| 6732 if (string_result == NULL) | |
| 6733 retval_int = ((INTPROCINT)ProcAddI)(argint); | |
| 6734 else | |
| 6735 retval_str = (ProcAddI)(argint); | |
| 6736 } | |
| 6737 } | |
| 6738 | |
| 6739 /* Save the string before we free the library. */ | |
| 6740 /* Assume that a "1" or "-1" result is an illegal pointer. */ | |
| 6741 if (string_result == NULL) | |
| 6742 *number_result = retval_int; | |
| 6743 else if (retval_str != NULL | |
| 6744 && retval_str != (char_u *)1 | |
| 6745 && retval_str != (char_u *)-1) | |
| 6746 *string_result = vim_strsave(retval_str); | |
| 6747 } | |
| 6748 | |
| 6749 # ifdef HAVE_SETJMP_H | |
| 6750 mch_endjmp(); | |
| 6751 # ifdef SIGHASARG | |
| 6752 if (lc_signal != 0) | |
| 6753 { | |
| 6754 int i; | |
| 6755 | |
| 6756 /* try to find the name of this signal */ | |
| 6757 for (i = 0; signal_info[i].sig != -1; i++) | |
| 6758 if (lc_signal == signal_info[i].sig) | |
| 6759 break; | |
| 6760 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name); | |
| 6761 } | |
| 6762 # endif | |
| 6763 # endif | |
| 6764 | |
| 12 | 6765 # if defined(USE_DLOPEN) |
| 6766 /* "dlerr" must be used before dlclose() */ | |
| 6767 if (dlerr != NULL) | |
| 6768 EMSG2(_("dlerror = \"%s\""), dlerr); | |
| 6769 | |
| 7 | 6770 /* Free the DLL module. */ |
| 6771 (void)dlclose(hinstLib); | |
| 6772 # else | |
| 6773 (void)shl_unload(hinstLib); | |
| 6774 # endif | |
| 6775 } | |
| 6776 | |
| 6777 if (!success) | |
| 6778 { | |
| 6779 EMSG2(_(e_libcall), funcname); | |
| 6780 return FAIL; | |
| 6781 } | |
| 6782 | |
| 6783 return OK; | |
| 6784 } | |
| 6785 #endif | |
| 6786 | |
| 6787 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO) | |
| 6788 static int xterm_trace = -1; /* default: disabled */ | |
| 6789 static int xterm_button; | |
| 6790 | |
| 6791 /* | |
| 6792 * Setup a dummy window for X selections in a terminal. | |
| 6793 */ | |
| 6794 void | |
| 6795 setup_term_clip() | |
| 6796 { | |
| 6797 int z = 0; | |
| 6798 char *strp = ""; | |
| 6799 Widget AppShell; | |
| 6800 | |
| 6801 if (!x_connect_to_server()) | |
| 6802 return; | |
| 6803 | |
| 6804 open_app_context(); | |
| 6805 if (app_context != NULL && xterm_Shell == (Widget)0) | |
| 6806 { | |
| 6807 int (*oldhandler)(); | |
| 6808 #if defined(HAVE_SETJMP_H) | |
| 6809 int (*oldIOhandler)(); | |
| 6810 #endif | |
| 6811 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 6812 struct timeval start_tv; | |
| 6813 | |
| 6814 if (p_verbose > 0) | |
| 6815 gettimeofday(&start_tv, NULL); | |
| 6816 # endif | |
| 6817 | |
| 6818 /* Ignore X errors while opening the display */ | |
| 6819 oldhandler = XSetErrorHandler(x_error_check); | |
| 6820 | |
| 6821 #if defined(HAVE_SETJMP_H) | |
| 6822 /* Ignore X IO errors while opening the display */ | |
| 6823 oldIOhandler = XSetIOErrorHandler(x_IOerror_check); | |
| 6824 mch_startjmp(); | |
| 6825 if (SETJMP(lc_jump_env) != 0) | |
| 6826 { | |
| 6827 mch_didjmp(); | |
| 6828 xterm_dpy = NULL; | |
| 6829 } | |
| 6830 else | |
| 6831 #endif | |
| 6832 { | |
| 6833 xterm_dpy = XtOpenDisplay(app_context, xterm_display, | |
| 6834 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp); | |
| 6835 #if defined(HAVE_SETJMP_H) | |
| 6836 mch_endjmp(); | |
| 6837 #endif | |
| 6838 } | |
| 6839 | |
| 6840 #if defined(HAVE_SETJMP_H) | |
| 6841 /* Now handle X IO errors normally. */ | |
| 6842 (void)XSetIOErrorHandler(oldIOhandler); | |
| 6843 #endif | |
| 6844 /* Now handle X errors normally. */ | |
| 6845 (void)XSetErrorHandler(oldhandler); | |
| 6846 | |
| 6847 if (xterm_dpy == NULL) | |
| 6848 { | |
| 6849 if (p_verbose > 0) | |
| 292 | 6850 verb_msg((char_u *)_("Opening the X display failed")); |
| 7 | 6851 return; |
| 6852 } | |
| 6853 | |
| 6854 /* Catch terminating error of the X server connection. */ | |
| 6855 (void)XSetIOErrorHandler(x_IOerror_handler); | |
| 6856 | |
| 6857 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 6858 if (p_verbose > 0) | |
| 292 | 6859 { |
| 6860 verbose_enter(); | |
| 7 | 6861 xopen_message(&start_tv); |
| 292 | 6862 verbose_leave(); |
| 6863 } | |
| 7 | 6864 # endif |
| 6865 | |
| 6866 /* Create a Shell to make converters work. */ | |
| 6867 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm", | |
| 6868 applicationShellWidgetClass, xterm_dpy, | |
| 6869 NULL); | |
| 6870 if (AppShell == (Widget)0) | |
| 6871 return; | |
| 6872 xterm_Shell = XtVaCreatePopupShell("VIM", | |
| 6873 topLevelShellWidgetClass, AppShell, | |
| 6874 XtNmappedWhenManaged, 0, | |
| 6875 XtNwidth, 1, | |
| 6876 XtNheight, 1, | |
| 6877 NULL); | |
| 6878 if (xterm_Shell == (Widget)0) | |
| 6879 return; | |
| 6880 | |
| 6881 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
|
6882 x11_setup_selection(xterm_Shell); |
| 7 | 6883 if (x11_display == NULL) |
| 6884 x11_display = xterm_dpy; | |
| 6885 | |
| 6886 XtRealizeWidget(xterm_Shell); | |
| 6887 XSync(xterm_dpy, False); | |
| 6888 xterm_update(); | |
| 6889 } | |
| 6890 if (xterm_Shell != (Widget)0) | |
| 6891 { | |
| 6892 clip_init(TRUE); | |
| 6893 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL) | |
| 6894 x11_window = (Window)atol(strp); | |
| 6895 /* Check if $WINDOWID is valid. */ | |
| 6896 if (test_x11_window(xterm_dpy) == FAIL) | |
| 6897 x11_window = 0; | |
| 6898 if (x11_window != 0) | |
| 6899 xterm_trace = 0; | |
| 6900 } | |
| 6901 } | |
| 6902 | |
| 6903 void | |
| 6904 start_xterm_trace(button) | |
| 6905 int button; | |
| 6906 { | |
| 6907 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0) | |
| 6908 return; | |
| 6909 xterm_trace = 1; | |
| 6910 xterm_button = button; | |
| 6911 do_xterm_trace(); | |
| 6912 } | |
| 6913 | |
| 6914 | |
| 6915 void | |
| 6916 stop_xterm_trace() | |
| 6917 { | |
| 6918 if (xterm_trace < 0) | |
| 6919 return; | |
| 6920 xterm_trace = 0; | |
| 6921 } | |
| 6922 | |
| 6923 /* | |
| 6924 * Query the xterm pointer and generate mouse termcodes if necessary | |
| 6925 * return TRUE if dragging is active, else FALSE | |
| 6926 */ | |
| 6927 static int | |
| 6928 do_xterm_trace() | |
| 6929 { | |
| 6930 Window root, child; | |
| 6931 int root_x, root_y; | |
| 6932 int win_x, win_y; | |
| 6933 int row, col; | |
| 6934 int_u mask_return; | |
| 6935 char_u buf[50]; | |
| 6936 char_u *strp; | |
| 6937 long got_hints; | |
| 6938 static char_u *mouse_code; | |
| 6939 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER}; | |
| 6940 static int prev_row = 0, prev_col = 0; | |
| 6941 static XSizeHints xterm_hints; | |
| 6942 | |
| 6943 if (xterm_trace <= 0) | |
| 6944 return FALSE; | |
| 6945 | |
| 6946 if (xterm_trace == 1) | |
| 6947 { | |
| 6948 /* Get the hints just before tracking starts. The font size might | |
| 1510 | 6949 * have changed recently. */ |
| 6950 if (!XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints) | |
| 6951 || !(got_hints & PResizeInc) | |
| 7 | 6952 || xterm_hints.width_inc <= 1 |
| 6953 || xterm_hints.height_inc <= 1) | |
| 6954 { | |
| 6955 xterm_trace = -1; /* Not enough data -- disable tracing */ | |
| 6956 return FALSE; | |
| 6957 } | |
| 6958 | |
| 6959 /* Rely on the same mouse code for the duration of this */ | |
| 6960 mouse_code = find_termcode(mouse_name); | |
| 6961 prev_row = mouse_row; | |
| 7009 | 6962 prev_col = mouse_col; |
| 7 | 6963 xterm_trace = 2; |
| 6964 | |
| 6965 /* Find the offset of the chars, there might be a scrollbar on the | |
| 6966 * left of the window and/or a menu on the top (eterm etc.) */ | |
| 6967 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
| 6968 &win_x, &win_y, &mask_return); | |
| 6969 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row) | |
| 6970 - (xterm_hints.height_inc / 2); | |
| 6971 if (xterm_hints.y <= xterm_hints.height_inc / 2) | |
| 6972 xterm_hints.y = 2; | |
| 6973 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col) | |
| 6974 - (xterm_hints.width_inc / 2); | |
| 6975 if (xterm_hints.x <= xterm_hints.width_inc / 2) | |
| 6976 xterm_hints.x = 2; | |
| 6977 return TRUE; | |
| 6978 } | |
| 2768 | 6979 if (mouse_code == NULL || STRLEN(mouse_code) > 45) |
| 7 | 6980 { |
| 6981 xterm_trace = 0; | |
| 6982 return FALSE; | |
| 6983 } | |
| 6984 | |
| 6985 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
| 6986 &win_x, &win_y, &mask_return); | |
| 6987 | |
| 6988 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc); | |
| 6989 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc); | |
| 6990 if (row == prev_row && col == prev_col) | |
| 6991 return TRUE; | |
| 6992 | |
| 6993 STRCPY(buf, mouse_code); | |
| 6994 strp = buf + STRLEN(buf); | |
| 6995 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20; | |
| 6996 *strp++ = (char_u)(col + ' ' + 1); | |
| 6997 *strp++ = (char_u)(row + ' ' + 1); | |
| 6998 *strp = 0; | |
| 6999 add_to_input_buf(buf, STRLEN(buf)); | |
| 7000 | |
| 7001 prev_row = row; | |
| 7002 prev_col = col; | |
| 7003 return TRUE; | |
| 7004 } | |
| 7005 | |
| 7006 # if defined(FEAT_GUI) || defined(PROTO) | |
| 7007 /* | |
| 7008 * Destroy the display, window and app_context. Required for GTK. | |
| 7009 */ | |
| 7010 void | |
| 7011 clear_xterm_clip() | |
| 7012 { | |
| 7013 if (xterm_Shell != (Widget)0) | |
| 7014 { | |
| 7015 XtDestroyWidget(xterm_Shell); | |
| 7016 xterm_Shell = (Widget)0; | |
| 7017 } | |
| 7018 if (xterm_dpy != NULL) | |
| 7019 { | |
| 1605 | 7020 # if 0 |
| 7 | 7021 /* Lesstif and Solaris crash here, lose some memory */ |
| 7022 XtCloseDisplay(xterm_dpy); | |
| 1605 | 7023 # endif |
| 7 | 7024 if (x11_display == xterm_dpy) |
| 7025 x11_display = NULL; | |
| 7026 xterm_dpy = NULL; | |
| 7027 } | |
| 1605 | 7028 # if 0 |
| 7 | 7029 if (app_context != (XtAppContext)NULL) |
| 7030 { | |
| 7031 /* Lesstif and Solaris crash here, lose some memory */ | |
| 7032 XtDestroyApplicationContext(app_context); | |
| 7033 app_context = (XtAppContext)NULL; | |
| 7034 } | |
| 1605 | 7035 # endif |
| 7 | 7036 } |
| 7037 # endif | |
| 7038 | |
| 7039 /* | |
| 4230 | 7040 * Catch up with GUI or X events. |
| 7041 */ | |
| 7042 static void | |
| 7043 clip_update() | |
| 7044 { | |
| 7045 # ifdef FEAT_GUI | |
| 7046 if (gui.in_use) | |
| 7047 gui_mch_update(); | |
| 7048 else | |
| 7049 # endif | |
| 7050 if (xterm_Shell != (Widget)0) | |
| 7051 xterm_update(); | |
| 7052 } | |
| 7053 | |
| 7054 /* | |
| 7 | 7055 * Catch up with any queued X events. This may put keyboard input into the |
| 7056 * input buffer, call resize call-backs, trigger timers etc. If there is | |
| 7057 * nothing in the X event queue (& no timers pending), then we return | |
| 7058 * immediately. | |
| 7059 */ | |
| 7060 static void | |
| 7061 xterm_update() | |
| 7062 { | |
| 7063 XEvent event; | |
| 7064 | |
| 6683 | 7065 for (;;) |
| 7 | 7066 { |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7067 XtInputMask mask = XtAppPending(app_context); |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7068 |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7069 if (mask == 0 || vim_is_input_buf_full()) |
| 6683 | 7070 break; |
| 7071 | |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7072 if (mask & XtIMXEvent) |
| 7 | 7073 { |
| 6683 | 7074 /* There is an event to process. */ |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7075 XtAppNextEvent(app_context, &event); |
| 6683 | 7076 #ifdef FEAT_CLIENTSERVER |
| 7077 { | |
| 7078 XPropertyEvent *e = (XPropertyEvent *)&event; | |
| 7079 | |
| 7080 if (e->type == PropertyNotify && e->window == commWindow | |
| 7 | 7081 && e->atom == commProperty && e->state == PropertyNewValue) |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7082 serverEventProc(xterm_dpy, &event, 0); |
| 6683 | 7083 } |
| 7084 #endif | |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7085 XtDispatchEvent(&event); |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7086 } |
| 6683 | 7087 else |
| 7088 { | |
| 7089 /* There is something else than an event to process. */ | |
|
7109
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7090 XtAppProcessEvent(app_context, mask); |
|
fa95595fbc52
commit https://github.com/vim/vim/commit/93c88e0f6a4a8f7634ed84721daf4af46fc0d5db
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
7091 } |
| 7 | 7092 } |
| 7093 } | |
| 7094 | |
| 7095 int | |
| 7096 clip_xterm_own_selection(cbd) | |
| 7097 VimClipboard *cbd; | |
| 7098 { | |
| 7099 if (xterm_Shell != (Widget)0) | |
| 7100 return clip_x11_own_selection(xterm_Shell, cbd); | |
| 7101 return FAIL; | |
| 7102 } | |
| 7103 | |
| 7104 void | |
| 7105 clip_xterm_lose_selection(cbd) | |
| 7106 VimClipboard *cbd; | |
| 7107 { | |
| 7108 if (xterm_Shell != (Widget)0) | |
| 7109 clip_x11_lose_selection(xterm_Shell, cbd); | |
| 7110 } | |
| 7111 | |
| 7112 void | |
| 7113 clip_xterm_request_selection(cbd) | |
| 7114 VimClipboard *cbd; | |
| 7115 { | |
| 7116 if (xterm_Shell != (Widget)0) | |
| 7117 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd); | |
| 7118 } | |
| 7119 | |
| 7120 void | |
| 7121 clip_xterm_set_selection(cbd) | |
| 7122 VimClipboard *cbd; | |
| 7123 { | |
| 7124 clip_x11_set_selection(cbd); | |
| 7125 } | |
| 7126 #endif | |
| 7127 | |
| 7128 | |
| 7129 #if defined(USE_XSMP) || defined(PROTO) | |
| 7130 /* | |
| 7131 * Code for X Session Management Protocol. | |
| 7132 */ | |
| 7133 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast)); | |
| 7134 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7135 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7136 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7137 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData)); | |
| 7138 | |
| 7139 | |
| 7140 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
| 7141 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 7142 | |
| 7143 /* | |
| 7144 * This is our chance to ask the user if they want to save, | |
| 7145 * or abort the logout | |
| 7146 */ | |
| 7147 static void | |
| 7148 xsmp_handle_interaction(smc_conn, client_data) | |
| 7149 SmcConn smc_conn; | |
| 1883 | 7150 SmPointer client_data UNUSED; |
| 7 | 7151 { |
| 7152 cmdmod_T save_cmdmod; | |
| 7153 int cancel_shutdown = False; | |
| 7154 | |
| 7155 save_cmdmod = cmdmod; | |
| 7156 cmdmod.confirm = TRUE; | |
|
7469
15eefe1b0dad
commit https://github.com/vim/vim/commit/027387f70c671f62e3e08e0bdd09ec05b0232735
Christian Brabandt <cb@256bit.org>
parents:
7420
diff
changeset
|
7157 if (check_changed_any(FALSE, FALSE)) |
| 7 | 7158 /* Mustn't logout */ |
| 7159 cancel_shutdown = True; | |
| 7160 cmdmod = save_cmdmod; | |
| 7161 setcursor(); /* position cursor */ | |
| 7162 out_flush(); | |
| 7163 | |
| 7164 /* Done interaction */ | |
| 7165 SmcInteractDone(smc_conn, cancel_shutdown); | |
| 7166 | |
| 7167 /* Finish off | |
| 7168 * Only end save-yourself here if we're not cancelling shutdown; | |
| 7169 * we'll get a cancelled callback later in which we'll end it. | |
| 7170 * Hopefully get around glitchy SMs (like GNOME-1) | |
| 7171 */ | |
| 7172 if (!cancel_shutdown) | |
| 7173 { | |
| 7174 xsmp.save_yourself = False; | |
| 7175 SmcSaveYourselfDone(smc_conn, True); | |
| 7176 } | |
| 7177 } | |
| 7178 # endif | |
| 7179 | |
| 7180 /* | |
| 7181 * Callback that starts save-yourself. | |
| 7182 */ | |
| 7183 static void | |
| 7184 xsmp_handle_save_yourself(smc_conn, client_data, save_type, | |
| 7185 shutdown, interact_style, fast) | |
| 7186 SmcConn smc_conn; | |
| 1883 | 7187 SmPointer client_data UNUSED; |
| 7188 int save_type UNUSED; | |
| 7 | 7189 Bool shutdown; |
| 1883 | 7190 int interact_style UNUSED; |
| 7191 Bool fast UNUSED; | |
| 7 | 7192 { |
| 7193 /* Handle already being in saveyourself */ | |
| 7194 if (xsmp.save_yourself) | |
| 7195 SmcSaveYourselfDone(smc_conn, True); | |
| 7196 xsmp.save_yourself = True; | |
| 7197 xsmp.shutdown = shutdown; | |
| 7198 | |
| 7199 /* First up, preserve all files */ | |
| 7200 out_flush(); | |
| 7201 ml_sync_all(FALSE, FALSE); /* preserve all swap files */ | |
| 7202 | |
| 7203 if (p_verbose > 0) | |
| 292 | 7204 verb_msg((char_u *)_("XSMP handling save-yourself request")); |
| 7 | 7205 |
| 7206 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
| 7207 /* Now see if we can ask about unsaved files */ | |
| 7208 if (shutdown && !fast && gui.in_use) | |
| 7209 /* Need to interact with user, but need SM's permission */ | |
| 7210 SmcInteractRequest(smc_conn, SmDialogError, | |
| 7211 xsmp_handle_interaction, client_data); | |
| 7212 else | |
| 7213 # endif | |
| 7214 { | |
| 7215 /* Can stop the cycle here */ | |
| 7216 SmcSaveYourselfDone(smc_conn, True); | |
| 7217 xsmp.save_yourself = False; | |
| 7218 } | |
| 7219 } | |
| 7220 | |
| 7221 | |
| 7222 /* | |
| 7223 * Callback to warn us of imminent death. | |
| 7224 */ | |
| 7225 static void | |
| 7226 xsmp_die(smc_conn, client_data) | |
| 1883 | 7227 SmcConn smc_conn UNUSED; |
| 7228 SmPointer client_data UNUSED; | |
| 7 | 7229 { |
| 7230 xsmp_close(); | |
| 7231 | |
| 7232 /* quit quickly leaving swapfiles for modified buffers behind */ | |
| 7233 getout_preserve_modified(0); | |
| 7234 } | |
| 7235 | |
| 7236 | |
| 7237 /* | |
| 7238 * Callback to tell us that save-yourself has completed. | |
| 7239 */ | |
| 7240 static void | |
| 7241 xsmp_save_complete(smc_conn, client_data) | |
| 1883 | 7242 SmcConn smc_conn UNUSED; |
| 7243 SmPointer client_data UNUSED; | |
| 7 | 7244 { |
| 7245 xsmp.save_yourself = False; | |
| 7246 } | |
| 7247 | |
| 7248 | |
| 7249 /* | |
| 7250 * Callback to tell us that an instigated shutdown was cancelled | |
| 7251 * (maybe even by us) | |
| 7252 */ | |
| 7253 static void | |
| 7254 xsmp_shutdown_cancelled(smc_conn, client_data) | |
| 7255 SmcConn smc_conn; | |
| 1883 | 7256 SmPointer client_data UNUSED; |
| 7 | 7257 { |
| 7258 if (xsmp.save_yourself) | |
| 7259 SmcSaveYourselfDone(smc_conn, True); | |
| 7260 xsmp.save_yourself = False; | |
| 7261 xsmp.shutdown = False; | |
| 7262 } | |
| 7263 | |
| 7264 | |
| 7265 /* | |
| 7266 * Callback to tell us that a new ICE connection has been established. | |
| 7267 */ | |
| 7268 static void | |
| 7269 xsmp_ice_connection(iceConn, clientData, opening, watchData) | |
| 7270 IceConn iceConn; | |
| 1883 | 7271 IcePointer clientData UNUSED; |
| 7 | 7272 Bool opening; |
| 1883 | 7273 IcePointer *watchData UNUSED; |
| 7 | 7274 { |
| 7275 /* Intercept creation of ICE connection fd */ | |
| 7276 if (opening) | |
| 7277 { | |
| 7278 xsmp_icefd = IceConnectionNumber(iceConn); | |
| 7279 IceRemoveConnectionWatch(xsmp_ice_connection, NULL); | |
| 7280 } | |
| 7281 } | |
| 7282 | |
| 7283 | |
| 7284 /* Handle any ICE processing that's required; return FAIL if SM lost */ | |
| 7285 int | |
| 7286 xsmp_handle_requests() | |
| 7287 { | |
| 7288 Bool rep; | |
| 7289 | |
| 7290 if (IceProcessMessages(xsmp.iceconn, NULL, &rep) | |
| 7291 == IceProcessMessagesIOError) | |
| 7292 { | |
| 7293 /* Lost ICE */ | |
| 7294 if (p_verbose > 0) | |
| 292 | 7295 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 7296 xsmp_close(); |
| 7297 return FAIL; | |
| 7298 } | |
| 7299 else | |
| 7300 return OK; | |
| 7301 } | |
| 7302 | |
| 7303 static int dummy; | |
| 7304 | |
| 7305 /* Set up X Session Management Protocol */ | |
| 7306 void | |
| 7307 xsmp_init(void) | |
| 7308 { | |
| 7309 char errorstring[80]; | |
| 7310 SmcCallbacks smcallbacks; | |
| 7311 #if 0 | |
| 7312 SmPropValue smname; | |
| 7313 SmProp smnameprop; | |
| 7314 SmProp *smprops[1]; | |
| 7315 #endif | |
| 7316 | |
| 7317 if (p_verbose > 0) | |
| 292 | 7318 verb_msg((char_u *)_("XSMP opening connection")); |
| 7 | 7319 |
| 7320 xsmp.save_yourself = xsmp.shutdown = False; | |
| 7321 | |
| 7322 /* Set up SM callbacks - must have all, even if they're not used */ | |
| 7323 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself; | |
| 7324 smcallbacks.save_yourself.client_data = NULL; | |
| 7325 smcallbacks.die.callback = xsmp_die; | |
| 7326 smcallbacks.die.client_data = NULL; | |
| 7327 smcallbacks.save_complete.callback = xsmp_save_complete; | |
| 7328 smcallbacks.save_complete.client_data = NULL; | |
| 7329 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled; | |
| 7330 smcallbacks.shutdown_cancelled.client_data = NULL; | |
| 7331 | |
| 7332 /* Set up a watch on ICE connection creations. The "dummy" argument is | |
| 7333 * apparently required for FreeBSD (we get a BUS error when using NULL). */ | |
| 7334 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0) | |
| 7335 { | |
| 7336 if (p_verbose > 0) | |
| 292 | 7337 verb_msg((char_u *)_("XSMP ICE connection watch failed")); |
| 7 | 7338 return; |
| 7339 } | |
| 7340 | |
| 7341 /* Create an SM connection */ | |
| 7342 xsmp.smcconn = SmcOpenConnection( | |
| 7343 NULL, | |
| 7344 NULL, | |
| 7345 SmProtoMajor, | |
| 7346 SmProtoMinor, | |
| 7347 SmcSaveYourselfProcMask | SmcDieProcMask | |
| 7348 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask, | |
| 7349 &smcallbacks, | |
| 7350 NULL, | |
| 1605 | 7351 &xsmp.clientid, |
| 7 | 7352 sizeof(errorstring), |
| 7353 errorstring); | |
| 7354 if (xsmp.smcconn == NULL) | |
| 7355 { | |
| 7356 char errorreport[132]; | |
| 273 | 7357 |
| 292 | 7358 if (p_verbose > 0) |
| 7359 { | |
| 7360 vim_snprintf(errorreport, sizeof(errorreport), | |
| 273 | 7361 _("XSMP SmcOpenConnection failed: %s"), errorstring); |
| 292 | 7362 verb_msg((char_u *)errorreport); |
| 7363 } | |
| 7 | 7364 return; |
| 7365 } | |
| 7366 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn); | |
| 7367 | |
| 7368 #if 0 | |
| 7369 /* ID ourselves */ | |
| 7370 smname.value = "vim"; | |
| 7371 smname.length = 3; | |
| 7372 smnameprop.name = "SmProgram"; | |
| 7373 smnameprop.type = "SmARRAY8"; | |
| 7374 smnameprop.num_vals = 1; | |
| 7375 smnameprop.vals = &smname; | |
| 7376 | |
| 7377 smprops[0] = &smnameprop; | |
| 7378 SmcSetProperties(xsmp.smcconn, 1, smprops); | |
| 7379 #endif | |
| 7380 } | |
| 7381 | |
| 7382 | |
| 7383 /* Shut down XSMP comms. */ | |
| 7384 void | |
| 7385 xsmp_close() | |
| 7386 { | |
| 7387 if (xsmp_icefd != -1) | |
| 7388 { | |
| 7389 SmcCloseConnection(xsmp.smcconn, 0, NULL); | |
| 1737 | 7390 if (xsmp.clientid != NULL) |
| 7391 free(xsmp.clientid); | |
| 1605 | 7392 xsmp.clientid = NULL; |
| 7 | 7393 xsmp_icefd = -1; |
| 7394 } | |
| 7395 } | |
| 7396 #endif /* USE_XSMP */ | |
| 7397 | |
| 7398 | |
| 7399 #ifdef EBCDIC | |
| 7400 /* Translate character to its CTRL- value */ | |
| 7401 char CtrlTable[] = | |
| 7402 { | |
| 7403 /* 00 - 5E */ | |
| 7404 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7405 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7406 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7407 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7408 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7409 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7410 /* ^ */ 0x1E, | |
| 7411 /* - */ 0x1F, | |
| 7412 /* 61 - 6C */ | |
| 7413 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7414 /* _ */ 0x1F, | |
| 7415 /* 6E - 80 */ | |
| 7416 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7417 /* a */ 0x01, | |
| 7418 /* b */ 0x02, | |
| 7419 /* c */ 0x03, | |
| 7420 /* d */ 0x37, | |
| 7421 /* e */ 0x2D, | |
| 7422 /* f */ 0x2E, | |
| 7423 /* g */ 0x2F, | |
| 7424 /* h */ 0x16, | |
| 7425 /* i */ 0x05, | |
| 7426 /* 8A - 90 */ | |
| 7427 0, 0, 0, 0, 0, 0, 0, | |
| 7428 /* j */ 0x15, | |
| 7429 /* k */ 0x0B, | |
| 7430 /* l */ 0x0C, | |
| 7431 /* m */ 0x0D, | |
| 7432 /* n */ 0x0E, | |
| 7433 /* o */ 0x0F, | |
| 7434 /* p */ 0x10, | |
| 7435 /* q */ 0x11, | |
| 7436 /* r */ 0x12, | |
| 7437 /* 9A - A1 */ | |
| 7438 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7439 /* s */ 0x13, | |
| 7440 /* t */ 0x3C, | |
| 7441 /* u */ 0x3D, | |
| 7442 /* v */ 0x32, | |
| 7443 /* w */ 0x26, | |
| 7444 /* x */ 0x18, | |
| 7445 /* y */ 0x19, | |
| 7446 /* z */ 0x3F, | |
| 7447 /* AA - AC */ | |
| 7448 0, 0, 0, | |
| 7449 /* [ */ 0x27, | |
| 7450 /* AE - BC */ | |
| 7451 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7452 /* ] */ 0x1D, | |
| 7453 /* BE - C0 */ 0, 0, 0, | |
| 7454 /* A */ 0x01, | |
| 7455 /* B */ 0x02, | |
| 7456 /* C */ 0x03, | |
| 7457 /* D */ 0x37, | |
| 7458 /* E */ 0x2D, | |
| 7459 /* F */ 0x2E, | |
| 7460 /* G */ 0x2F, | |
| 7461 /* H */ 0x16, | |
| 7462 /* I */ 0x05, | |
| 7463 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0, | |
| 7464 /* J */ 0x15, | |
| 7465 /* K */ 0x0B, | |
| 7466 /* L */ 0x0C, | |
| 7467 /* M */ 0x0D, | |
| 7468 /* N */ 0x0E, | |
| 7469 /* O */ 0x0F, | |
| 7470 /* P */ 0x10, | |
| 7471 /* Q */ 0x11, | |
| 7472 /* R */ 0x12, | |
| 7473 /* DA - DF */ 0, 0, 0, 0, 0, 0, | |
| 7474 /* \ */ 0x1C, | |
| 7475 /* E1 */ 0, | |
| 7476 /* S */ 0x13, | |
| 7477 /* T */ 0x3C, | |
| 7478 /* U */ 0x3D, | |
| 7479 /* V */ 0x32, | |
| 7480 /* W */ 0x26, | |
| 7481 /* X */ 0x18, | |
| 7482 /* Y */ 0x19, | |
| 7483 /* Z */ 0x3F, | |
| 7484 /* EA - FF*/ 0, 0, 0, 0, 0, 0, | |
| 7485 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7486 }; | |
| 7487 | |
| 7488 char MetaCharTable[]= | |
| 7489 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
| 7490 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0, | |
| 7491 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0, | |
| 7492 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0, | |
| 7493 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0 | |
| 7494 }; | |
| 7495 | |
| 7496 | |
| 7497 /* TODO: Use characters NOT numbers!!! */ | |
| 7498 char CtrlCharTable[]= | |
| 7499 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
| 7500 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214, | |
| 7501 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109, | |
| 7502 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199, | |
| 7503 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233, | |
| 7504 }; | |
| 7505 | |
| 7506 | |
| 7507 #endif |