Mercurial > vim
annotate src/os_unix.c @ 4168:ff193256398a v7.3.836
updated for version 7.3.836
Problem: Clipboard does not work on Win32 when compiled with Cygwin.
Solution: Move the Win32 clipboard code to a separate file and use it when
building with os_unix.c. (Frodak Baksik, Ken Takata)
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Tue, 26 Feb 2013 14:56:42 +0100 |
| parents | 16e8a09e8ab0 |
| children | fb533fb6c015 |
| rev | line source |
|---|---|
| 7 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 2 * | |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * OS/2 port by Paul Slootman | |
| 5 * VMS merge by Zoltan Arpadffy | |
| 6 * | |
| 7 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 8 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 9 * See README.txt for an overview of the Vim source code. | |
| 10 */ | |
| 11 | |
| 12 /* | |
| 13 * os_unix.c -- code for all flavors of Unix (BSD, SYSV, SVR4, POSIX, ...) | |
| 14 * Also for OS/2, using the excellent EMX package!!! | |
| 15 * Also for BeOS and Atari MiNT. | |
| 16 * | |
| 17 * A lot of this file was originally written by Juergen Weigert and later | |
| 18 * changed beyond recognition. | |
| 19 */ | |
| 20 | |
| 21 /* | |
| 22 * Some systems have a prototype for select() that has (int *) instead of | |
| 23 * (fd_set *), which is wrong. This define removes that prototype. We define | |
| 24 * our own prototype below. | |
| 25 * Don't use it for the Mac, it causes a warning for precompiled headers. | |
| 26 * TODO: use a configure check for precompiled headers? | |
| 27 */ | |
| 1076 | 28 #if !defined(__APPLE__) && !defined(__TANDEM) |
| 7 | 29 # define select select_declared_wrong |
| 30 #endif | |
| 31 | |
| 32 #include "vim.h" | |
| 33 | |
| 14 | 34 #ifdef FEAT_MZSCHEME |
| 35 # include "if_mzsch.h" | |
| 36 #endif | |
| 37 | |
| 7 | 38 #include "os_unixx.h" /* unix includes for os_unix.c only */ |
| 39 | |
| 40 #ifdef USE_XSMP | |
| 41 # include <X11/SM/SMlib.h> | |
| 42 #endif | |
| 43 | |
| 1583 | 44 #ifdef HAVE_SELINUX |
| 45 # include <selinux/selinux.h> | |
| 46 static int selinux_enabled = -1; | |
| 47 #endif | |
| 48 | |
| 7 | 49 /* |
| 50 * Use this prototype for select, some include files have a wrong prototype | |
| 51 */ | |
| 1076 | 52 #ifndef __TANDEM |
| 53 # undef select | |
| 54 # ifdef __BEOS__ | |
| 55 # define select beos_select | |
| 56 # endif | |
| 7 | 57 #endif |
| 58 | |
| 1102 | 59 #ifdef __CYGWIN__ |
| 60 # ifndef WIN32 | |
| 1657 | 61 # include <cygwin/version.h> |
| 62 # include <sys/cygwin.h> /* for cygwin_conv_to_posix_path() and/or | |
| 63 * for cygwin_conv_path() */ | |
| 4168 | 64 # ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
| 65 # define WIN32_LEAN_AND_MEAN | |
| 66 # include <windows.h> | |
| 67 # include "winclip.pro" | |
| 68 # endif | |
| 1102 | 69 # endif |
| 70 #endif | |
| 71 | |
| 7 | 72 #if defined(HAVE_SELECT) |
| 73 extern int select __ARGS((int, fd_set *, fd_set *, fd_set *, struct timeval *)); | |
| 74 #endif | |
| 75 | |
| 76 #ifdef FEAT_MOUSE_GPM | |
| 77 # include <gpm.h> | |
| 78 /* <linux/keyboard.h> contains defines conflicting with "keymap.h", | |
| 79 * I just copied relevant defines here. A cleaner solution would be to put gpm | |
| 80 * code into separate file and include there linux/keyboard.h | |
| 81 */ | |
| 82 /* #include <linux/keyboard.h> */ | |
| 83 # define KG_SHIFT 0 | |
| 84 # define KG_CTRL 2 | |
| 85 # define KG_ALT 3 | |
| 86 # define KG_ALTGR 1 | |
| 87 # define KG_SHIFTL 4 | |
| 88 # define KG_SHIFTR 5 | |
| 89 # define KG_CTRLL 6 | |
| 90 # define KG_CTRLR 7 | |
| 91 # define KG_CAPSSHIFT 8 | |
| 92 | |
| 93 static void gpm_close __ARGS((void)); | |
| 94 static int gpm_open __ARGS((void)); | |
| 95 static int mch_gpm_process __ARGS((void)); | |
| 96 #endif | |
| 97 | |
| 1620 | 98 #ifdef FEAT_SYSMOUSE |
| 99 # include <sys/consio.h> | |
| 100 # include <sys/fbio.h> | |
| 101 | |
| 102 static int sysmouse_open __ARGS((void)); | |
| 103 static void sysmouse_close __ARGS((void)); | |
| 104 static RETSIGTYPE sig_sysmouse __ARGS(SIGPROTOARG); | |
| 105 #endif | |
| 106 | |
| 7 | 107 /* |
| 108 * end of autoconf section. To be extended... | |
| 109 */ | |
| 110 | |
| 111 /* Are the following #ifdefs still required? And why? Is that for X11? */ | |
| 112 | |
| 113 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO) | |
| 114 # ifdef SIGWINCH | |
| 115 # undef SIGWINCH | |
| 116 # endif | |
| 117 # ifdef TIOCGWINSZ | |
| 118 # undef TIOCGWINSZ | |
| 119 # endif | |
| 120 #endif | |
| 121 | |
| 122 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */ | |
| 123 # define SIGWINCH SIGWINDOW | |
| 124 #endif | |
| 125 | |
| 126 #ifdef FEAT_X11 | |
| 127 # include <X11/Xlib.h> | |
| 128 # include <X11/Xutil.h> | |
| 129 # include <X11/Xatom.h> | |
| 130 # ifdef FEAT_XCLIPBOARD | |
| 131 # include <X11/Intrinsic.h> | |
| 132 # include <X11/Shell.h> | |
| 133 # include <X11/StringDefs.h> | |
| 134 static Widget xterm_Shell = (Widget)0; | |
| 135 static void xterm_update __ARGS((void)); | |
| 136 # endif | |
| 137 | |
| 138 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE) | |
| 139 Window x11_window = 0; | |
| 140 # endif | |
| 141 Display *x11_display = NULL; | |
| 142 | |
| 143 # ifdef FEAT_TITLE | |
| 144 static int get_x11_windis __ARGS((void)); | |
| 145 static void set_x11_title __ARGS((char_u *)); | |
| 146 static void set_x11_icon __ARGS((char_u *)); | |
| 147 # endif | |
| 148 #endif | |
| 149 | |
| 150 #ifdef FEAT_TITLE | |
| 151 static int get_x11_title __ARGS((int)); | |
| 152 static int get_x11_icon __ARGS((int)); | |
| 153 | |
| 154 static char_u *oldtitle = NULL; | |
| 155 static int did_set_title = FALSE; | |
| 156 static char_u *oldicon = NULL; | |
| 157 static int did_set_icon = FALSE; | |
| 158 #endif | |
| 159 | |
| 160 static void may_core_dump __ARGS((void)); | |
| 161 | |
| 3048 | 162 #ifdef HAVE_UNION_WAIT |
| 163 typedef union wait waitstatus; | |
| 164 #else | |
| 165 typedef int waitstatus; | |
| 166 #endif | |
| 3062 | 167 static pid_t wait4pid __ARGS((pid_t, waitstatus *)); |
| 3048 | 168 |
| 7 | 169 static int WaitForChar __ARGS((long)); |
| 170 #if defined(__BEOS__) | |
| 171 int RealWaitForChar __ARGS((int, long, int *)); | |
| 172 #else | |
| 173 static int RealWaitForChar __ARGS((int, long, int *)); | |
| 174 #endif | |
| 175 | |
| 176 #ifdef FEAT_XCLIPBOARD | |
| 177 static int do_xterm_trace __ARGS((void)); | |
| 331 | 178 # define XT_TRACE_DELAY 50 /* delay for xterm tracing */ |
| 7 | 179 #endif |
| 180 | |
| 181 static void handle_resize __ARGS((void)); | |
| 182 | |
| 183 #if defined(SIGWINCH) | |
| 184 static RETSIGTYPE sig_winch __ARGS(SIGPROTOARG); | |
| 185 #endif | |
| 186 #if defined(SIGINT) | |
| 187 static RETSIGTYPE catch_sigint __ARGS(SIGPROTOARG); | |
| 188 #endif | |
| 189 #if defined(SIGPWR) | |
| 190 static RETSIGTYPE catch_sigpwr __ARGS(SIGPROTOARG); | |
| 191 #endif | |
| 192 #if defined(SIGALRM) && defined(FEAT_X11) \ | |
| 193 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK) | |
| 194 # define SET_SIG_ALARM | |
| 195 static RETSIGTYPE sig_alarm __ARGS(SIGPROTOARG); | |
| 1832 | 196 /* volatile because it is used in signal handler sig_alarm(). */ |
| 197 static volatile int sig_alarm_called; | |
| 7 | 198 #endif |
| 199 static RETSIGTYPE deathtrap __ARGS(SIGPROTOARG); | |
| 200 | |
| 167 | 201 static void catch_int_signal __ARGS((void)); |
| 7 | 202 static void set_signals __ARGS((void)); |
| 203 static void catch_signals __ARGS((RETSIGTYPE (*func_deadly)(), RETSIGTYPE (*func_other)())); | |
| 204 #ifndef __EMX__ | |
| 205 static int have_wildcard __ARGS((int, char_u **)); | |
| 206 static int have_dollars __ARGS((int, char_u **)); | |
| 207 #endif | |
| 208 | |
| 209 #ifndef __EMX__ | |
| 210 static int save_patterns __ARGS((int num_pat, char_u **pat, int *num_file, char_u ***file)); | |
| 211 #endif | |
| 212 | |
| 213 #ifndef SIG_ERR | |
| 1879 | 214 # define SIG_ERR ((RETSIGTYPE (*)())-1) |
| 7 | 215 #endif |
| 216 | |
| 1832 | 217 /* volatile because it is used in signal handler sig_winch(). */ |
| 218 static volatile int do_resize = FALSE; | |
| 7 | 219 #ifndef __EMX__ |
| 220 static char_u *extra_shell_arg = NULL; | |
| 221 static int show_shell_mess = TRUE; | |
| 222 #endif | |
| 1832 | 223 /* volatile because it is used in signal handler deathtrap(). */ |
| 224 static volatile int deadly_signal = 0; /* The signal we caught */ | |
| 225 /* volatile because it is used in signal handler deathtrap(). */ | |
| 226 static volatile int in_mch_delay = FALSE; /* sleeping in mch_delay() */ | |
| 7 | 227 |
| 228 static int curr_tmode = TMODE_COOK; /* contains current terminal mode */ | |
| 229 | |
| 230 #ifdef USE_XSMP | |
| 231 typedef struct | |
| 232 { | |
| 233 SmcConn smcconn; /* The SM connection ID */ | |
| 234 IceConn iceconn; /* The ICE connection ID */ | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
235 char *clientid; /* The client ID for the current smc session */ |
| 7 | 236 Bool save_yourself; /* If we're in the middle of a save_yourself */ |
| 237 Bool shutdown; /* If we're in shutdown mode */ | |
| 238 } xsmp_config_T; | |
| 239 | |
| 240 static xsmp_config_T xsmp; | |
| 241 #endif | |
| 242 | |
| 243 #ifdef SYS_SIGLIST_DECLARED | |
| 244 /* | |
| 245 * I have seen | |
| 246 * extern char *_sys_siglist[NSIG]; | |
| 247 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings | |
| 248 * that describe the signals. That is nearly what we want here. But | |
| 249 * autoconf does only check for sys_siglist (without the underscore), I | |
| 250 * do not want to change everything today.... jw. | |
| 251 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in | |
| 252 */ | |
| 253 #endif | |
| 254 | |
| 255 static struct signalinfo | |
| 256 { | |
| 257 int sig; /* Signal number, eg. SIGSEGV etc */ | |
| 258 char *name; /* Signal name (not char_u!). */ | |
| 259 char deadly; /* Catch as a deadly signal? */ | |
| 260 } signal_info[] = | |
| 261 { | |
| 262 #ifdef SIGHUP | |
| 263 {SIGHUP, "HUP", TRUE}, | |
| 264 #endif | |
| 265 #ifdef SIGQUIT | |
| 266 {SIGQUIT, "QUIT", TRUE}, | |
| 267 #endif | |
| 268 #ifdef SIGILL | |
| 269 {SIGILL, "ILL", TRUE}, | |
| 270 #endif | |
| 271 #ifdef SIGTRAP | |
| 272 {SIGTRAP, "TRAP", TRUE}, | |
| 273 #endif | |
| 274 #ifdef SIGABRT | |
| 275 {SIGABRT, "ABRT", TRUE}, | |
| 276 #endif | |
| 277 #ifdef SIGEMT | |
| 278 {SIGEMT, "EMT", TRUE}, | |
| 279 #endif | |
| 280 #ifdef SIGFPE | |
| 281 {SIGFPE, "FPE", TRUE}, | |
| 282 #endif | |
| 283 #ifdef SIGBUS | |
| 284 {SIGBUS, "BUS", TRUE}, | |
| 285 #endif | |
| 4074 | 286 #if defined(SIGSEGV) && !defined(FEAT_MZSCHEME) |
| 287 /* MzScheme uses SEGV in its garbage collector */ | |
| 7 | 288 {SIGSEGV, "SEGV", TRUE}, |
| 289 #endif | |
| 290 #ifdef SIGSYS | |
| 291 {SIGSYS, "SYS", TRUE}, | |
| 292 #endif | |
| 293 #ifdef SIGALRM | |
| 294 {SIGALRM, "ALRM", FALSE}, /* Perl's alarm() can trigger it */ | |
| 295 #endif | |
| 296 #ifdef SIGTERM | |
| 297 {SIGTERM, "TERM", TRUE}, | |
| 298 #endif | |
| 2701 | 299 #if defined(SIGVTALRM) && !defined(FEAT_RUBY) |
| 7 | 300 {SIGVTALRM, "VTALRM", TRUE}, |
| 301 #endif | |
| 1560 | 302 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME) && !defined(WE_ARE_PROFILING) |
| 303 /* MzScheme uses SIGPROF for its own needs; On Linux with profiling | |
| 304 * this makes Vim exit. WE_ARE_PROFILING is defined in Makefile. */ | |
| 7 | 305 {SIGPROF, "PROF", TRUE}, |
| 306 #endif | |
| 307 #ifdef SIGXCPU | |
| 308 {SIGXCPU, "XCPU", TRUE}, | |
| 309 #endif | |
| 310 #ifdef SIGXFSZ | |
| 311 {SIGXFSZ, "XFSZ", TRUE}, | |
| 312 #endif | |
| 313 #ifdef SIGUSR1 | |
| 314 {SIGUSR1, "USR1", TRUE}, | |
| 315 #endif | |
| 1620 | 316 #if defined(SIGUSR2) && !defined(FEAT_SYSMOUSE) |
| 317 /* Used for sysmouse handling */ | |
| 7 | 318 {SIGUSR2, "USR2", TRUE}, |
| 319 #endif | |
| 320 #ifdef SIGINT | |
| 321 {SIGINT, "INT", FALSE}, | |
| 322 #endif | |
| 323 #ifdef SIGWINCH | |
| 324 {SIGWINCH, "WINCH", FALSE}, | |
| 325 #endif | |
| 326 #ifdef SIGTSTP | |
| 327 {SIGTSTP, "TSTP", FALSE}, | |
| 328 #endif | |
| 329 #ifdef SIGPIPE | |
| 330 {SIGPIPE, "PIPE", FALSE}, | |
| 331 #endif | |
| 332 {-1, "Unknown!", FALSE} | |
| 333 }; | |
| 334 | |
| 1935 | 335 int |
| 336 mch_chdir(path) | |
| 337 char *path; | |
| 338 { | |
| 339 if (p_verbose >= 5) | |
| 340 { | |
| 341 verbose_enter(); | |
| 342 smsg((char_u *)"chdir(%s)", path); | |
| 343 verbose_leave(); | |
| 344 } | |
| 345 # ifdef VMS | |
| 346 return chdir(vms_fixfilename(path)); | |
| 347 # else | |
| 348 return chdir(path); | |
| 349 # endif | |
| 350 } | |
| 351 | |
| 1757 | 352 /* |
| 353 * Write s[len] to the screen. | |
| 354 */ | |
| 7 | 355 void |
| 356 mch_write(s, len) | |
| 357 char_u *s; | |
| 358 int len; | |
| 359 { | |
| 1757 | 360 ignored = (int)write(1, (char *)s, len); |
| 7 | 361 if (p_wd) /* Unix is too fast, slow down a bit more */ |
| 362 RealWaitForChar(read_cmd_fd, p_wd, NULL); | |
| 363 } | |
| 364 | |
| 365 /* | |
| 1450 | 366 * mch_inchar(): low level input function. |
| 7 | 367 * Get a characters from the keyboard. |
| 368 * Return the number of characters that are available. | |
| 369 * If wtime == 0 do not wait for characters. | |
| 370 * If wtime == n wait a short time for characters. | |
| 371 * If wtime == -1 wait forever for characters. | |
| 372 */ | |
| 373 int | |
| 374 mch_inchar(buf, maxlen, wtime, tb_change_cnt) | |
| 375 char_u *buf; | |
| 376 int maxlen; | |
| 377 long wtime; /* don't use "time", MIPS cannot handle it */ | |
| 378 int tb_change_cnt; | |
| 379 { | |
| 380 int len; | |
| 381 | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
382 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
383 /* Process the queued netbeans messages. */ |
| 2210 | 384 netbeans_parse_messages(); |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
385 #endif |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
386 |
| 7 | 387 /* Check if window changed size while we were busy, perhaps the ":set |
| 388 * columns=99" command was used. */ | |
| 389 while (do_resize) | |
| 390 handle_resize(); | |
| 391 | |
| 392 if (wtime >= 0) | |
| 393 { | |
| 394 while (WaitForChar(wtime) == 0) /* no character available */ | |
| 395 { | |
| 396 if (!do_resize) /* return if not interrupted by resize */ | |
| 397 return 0; | |
| 398 handle_resize(); | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
399 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
400 /* Process the queued netbeans messages. */ |
|
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2277
diff
changeset
|
401 netbeans_parse_messages(); |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
402 #endif |
| 7 | 403 } |
| 404 } | |
| 405 else /* wtime == -1 */ | |
| 406 { | |
| 407 /* | |
| 408 * If there is no character available within 'updatetime' seconds | |
| 216 | 409 * flush all the swap files to disk. |
| 7 | 410 * Also done when interrupted by SIGWINCH. |
| 411 */ | |
| 412 if (WaitForChar(p_ut) == 0) | |
| 413 { | |
| 414 #ifdef FEAT_AUTOCMD | |
| 609 | 415 if (trigger_cursorhold() && maxlen >= 3 |
| 416 && !typebuf_changed(tb_change_cnt)) | |
| 7 | 417 { |
| 216 | 418 buf[0] = K_SPECIAL; |
| 419 buf[1] = KS_EXTRA; | |
| 420 buf[2] = (int)KE_CURSORHOLD; | |
| 421 return 3; | |
| 7 | 422 } |
| 216 | 423 #endif |
| 369 | 424 before_blocking(); |
| 7 | 425 } |
| 426 } | |
| 427 | |
| 428 for (;;) /* repeat until we got a character */ | |
| 429 { | |
| 430 while (do_resize) /* window changed size */ | |
| 431 handle_resize(); | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
432 |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
433 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
434 /* Process the queued netbeans messages. */ |
|
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2277
diff
changeset
|
435 netbeans_parse_messages(); |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
436 #endif |
| 2436 | 437 #ifndef VMS /* VMS: must try reading, WaitForChar() does nothing. */ |
| 7 | 438 /* |
| 2436 | 439 * We want to be interrupted by the winch signal |
| 440 * or by an event on the monitored file descriptors. | |
| 7 | 441 */ |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
442 if (WaitForChar(-1L) == 0) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
443 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
444 if (do_resize) /* interrupted by SIGWINCH signal */ |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
445 handle_resize(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
446 return 0; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
447 } |
| 2436 | 448 #endif |
| 7 | 449 |
| 450 /* If input was put directly in typeahead buffer bail out here. */ | |
| 451 if (typebuf_changed(tb_change_cnt)) | |
| 452 return 0; | |
| 453 | |
| 454 /* | |
| 455 * For some terminals we only get one character at a time. | |
| 456 * We want the get all available characters, so we could keep on | |
| 457 * trying until none is available | |
| 458 * For some other terminals this is quite slow, that's why we don't do | |
| 459 * it. | |
| 460 */ | |
| 461 len = read_from_input_buf(buf, (long)maxlen); | |
| 462 if (len > 0) | |
| 463 { | |
| 464 #ifdef OS2 | |
| 465 int i; | |
| 466 | |
| 467 for (i = 0; i < len; i++) | |
| 468 if (buf[i] == 0) | |
| 469 buf[i] = K_NUL; | |
| 470 #endif | |
| 471 return len; | |
| 472 } | |
| 473 } | |
| 474 } | |
| 475 | |
| 476 static void | |
| 477 handle_resize() | |
| 478 { | |
| 479 do_resize = FALSE; | |
| 480 shell_resized(); | |
| 481 } | |
| 482 | |
| 483 /* | |
| 484 * return non-zero if a character is available | |
| 485 */ | |
| 486 int | |
| 487 mch_char_avail() | |
| 488 { | |
| 489 return WaitForChar(0L); | |
| 490 } | |
| 491 | |
| 492 #if defined(HAVE_TOTAL_MEM) || defined(PROTO) | |
| 493 # ifdef HAVE_SYS_RESOURCE_H | |
| 1879 | 494 # include <sys/resource.h> |
| 7 | 495 # endif |
| 496 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL) | |
| 497 # include <sys/sysctl.h> | |
| 498 # endif | |
| 499 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
| 500 # include <sys/sysinfo.h> | |
| 501 # endif | |
| 502 | |
| 503 /* | |
| 1110 | 504 * Return total amount of memory available in Kbyte. |
| 505 * Doesn't change when memory has been allocated. | |
| 7 | 506 */ |
| 507 long_u | |
| 508 mch_total_mem(special) | |
| 1877 | 509 int special UNUSED; |
| 7 | 510 { |
| 511 # ifdef __EMX__ | |
| 1110 | 512 return ulimit(3, 0L) >> 10; /* always 32MB? */ |
| 7 | 513 # else |
| 514 long_u mem = 0; | |
| 1110 | 515 long_u shiftright = 10; /* how much to shift "mem" right for Kbyte */ |
| 7 | 516 |
| 517 # ifdef HAVE_SYSCTL | |
| 518 int mib[2], physmem; | |
| 519 size_t len; | |
| 520 | |
| 521 /* BSD way of getting the amount of RAM available. */ | |
| 522 mib[0] = CTL_HW; | |
| 523 mib[1] = HW_USERMEM; | |
| 524 len = sizeof(physmem); | |
| 525 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0) | |
| 526 mem = (long_u)physmem; | |
| 527 # endif | |
| 528 | |
| 529 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO) | |
| 530 if (mem == 0) | |
| 531 { | |
| 532 struct sysinfo sinfo; | |
| 533 | |
| 534 /* Linux way of getting amount of RAM available */ | |
| 535 if (sysinfo(&sinfo) == 0) | |
| 1110 | 536 { |
| 537 # ifdef HAVE_SYSINFO_MEM_UNIT | |
| 538 /* avoid overflow as much as possible */ | |
| 539 while (shiftright > 0 && (sinfo.mem_unit & 1) == 0) | |
| 540 { | |
| 541 sinfo.mem_unit = sinfo.mem_unit >> 1; | |
| 542 --shiftright; | |
| 543 } | |
| 544 mem = sinfo.totalram * sinfo.mem_unit; | |
| 545 # else | |
| 7 | 546 mem = sinfo.totalram; |
| 1110 | 547 # endif |
| 548 } | |
| 7 | 549 } |
| 550 # endif | |
| 551 | |
| 552 # ifdef HAVE_SYSCONF | |
| 553 if (mem == 0) | |
| 554 { | |
| 555 long pagesize, pagecount; | |
| 556 | |
| 557 /* Solaris way of getting amount of RAM available */ | |
| 558 pagesize = sysconf(_SC_PAGESIZE); | |
| 559 pagecount = sysconf(_SC_PHYS_PAGES); | |
| 560 if (pagesize > 0 && pagecount > 0) | |
| 1110 | 561 { |
| 562 /* avoid overflow as much as possible */ | |
| 563 while (shiftright > 0 && (pagesize & 1) == 0) | |
| 564 { | |
| 1204 | 565 pagesize = (long_u)pagesize >> 1; |
| 1110 | 566 --shiftright; |
| 567 } | |
| 7 | 568 mem = (long_u)pagesize * pagecount; |
| 1110 | 569 } |
| 7 | 570 } |
| 571 # endif | |
| 572 | |
| 573 /* Return the minimum of the physical memory and the user limit, because | |
| 574 * using more than the user limit may cause Vim to be terminated. */ | |
| 575 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT) | |
| 576 { | |
| 577 struct rlimit rlp; | |
| 578 | |
| 579 if (getrlimit(RLIMIT_DATA, &rlp) == 0 | |
| 580 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
| 581 # ifdef RLIM_INFINITY | |
| 582 && rlp.rlim_cur != RLIM_INFINITY | |
| 583 # endif | |
| 1110 | 584 && ((long_u)rlp.rlim_cur >> 10) < (mem >> shiftright) |
| 7 | 585 ) |
| 1110 | 586 { |
| 587 mem = (long_u)rlp.rlim_cur; | |
| 588 shiftright = 10; | |
| 589 } | |
| 7 | 590 } |
| 591 # endif | |
| 592 | |
| 593 if (mem > 0) | |
| 1110 | 594 return mem >> shiftright; |
| 595 return (long_u)0x1fffff; | |
| 7 | 596 # endif |
| 597 } | |
| 598 #endif | |
| 599 | |
| 600 void | |
| 601 mch_delay(msec, ignoreinput) | |
| 602 long msec; | |
| 603 int ignoreinput; | |
| 604 { | |
| 605 int old_tmode; | |
| 14 | 606 #ifdef FEAT_MZSCHEME |
| 607 long total = msec; /* remember original value */ | |
| 608 #endif | |
| 7 | 609 |
| 610 if (ignoreinput) | |
| 611 { | |
| 612 /* Go to cooked mode without echo, to allow SIGINT interrupting us | |
| 1530 | 613 * here. But we don't want QUIT to kill us (CTRL-\ used in a |
| 614 * shell may produce SIGQUIT). */ | |
| 615 in_mch_delay = TRUE; | |
| 7 | 616 old_tmode = curr_tmode; |
| 617 if (curr_tmode == TMODE_RAW) | |
| 618 settmode(TMODE_SLEEP); | |
| 619 | |
| 620 /* | |
| 621 * Everybody sleeps in a different way... | |
| 622 * Prefer nanosleep(), some versions of usleep() can only sleep up to | |
| 623 * one second. | |
| 624 */ | |
| 14 | 625 #ifdef FEAT_MZSCHEME |
| 626 do | |
| 627 { | |
| 628 /* if total is large enough, wait by portions in p_mzq */ | |
| 629 if (total > p_mzq) | |
| 630 msec = p_mzq; | |
| 631 else | |
| 632 msec = total; | |
| 633 total -= msec; | |
| 634 #endif | |
| 7 | 635 #ifdef HAVE_NANOSLEEP |
| 636 { | |
| 637 struct timespec ts; | |
| 638 | |
| 639 ts.tv_sec = msec / 1000; | |
| 640 ts.tv_nsec = (msec % 1000) * 1000000; | |
| 641 (void)nanosleep(&ts, NULL); | |
| 642 } | |
| 643 #else | |
| 644 # ifdef HAVE_USLEEP | |
| 645 while (msec >= 1000) | |
| 646 { | |
| 647 usleep((unsigned int)(999 * 1000)); | |
| 648 msec -= 999; | |
| 649 } | |
| 650 usleep((unsigned int)(msec * 1000)); | |
| 651 # else | |
| 652 # ifndef HAVE_SELECT | |
| 653 poll(NULL, 0, (int)msec); | |
| 654 # else | |
| 655 # ifdef __EMX__ | |
| 656 _sleep2(msec); | |
| 657 # else | |
| 658 { | |
| 659 struct timeval tv; | |
| 660 | |
| 661 tv.tv_sec = msec / 1000; | |
| 662 tv.tv_usec = (msec % 1000) * 1000; | |
| 663 /* | |
| 664 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get | |
| 665 * a patch from Sun to fix this. Reported by Gunnar Pedersen. | |
| 666 */ | |
| 667 select(0, NULL, NULL, NULL, &tv); | |
| 668 } | |
| 669 # endif /* __EMX__ */ | |
| 670 # endif /* HAVE_SELECT */ | |
| 671 # endif /* HAVE_NANOSLEEP */ | |
| 672 #endif /* HAVE_USLEEP */ | |
| 14 | 673 #ifdef FEAT_MZSCHEME |
| 674 } | |
| 675 while (total > 0); | |
| 676 #endif | |
| 7 | 677 |
| 678 settmode(old_tmode); | |
| 1530 | 679 in_mch_delay = FALSE; |
| 7 | 680 } |
| 681 else | |
| 682 WaitForChar(msec); | |
| 683 } | |
| 684 | |
| 180 | 685 #if defined(HAVE_STACK_LIMIT) \ |
| 7 | 686 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK)) |
| 687 # define HAVE_CHECK_STACK_GROWTH | |
| 688 /* | |
| 689 * Support for checking for an almost-out-of-stack-space situation. | |
| 690 */ | |
| 691 | |
| 692 /* | |
| 693 * Return a pointer to an item on the stack. Used to find out if the stack | |
| 694 * grows up or down. | |
| 695 */ | |
| 696 static void check_stack_growth __ARGS((char *p)); | |
| 697 static int stack_grows_downwards; | |
| 698 | |
| 699 /* | |
| 700 * Find out if the stack grows upwards or downwards. | |
| 701 * "p" points to a variable on the stack of the caller. | |
| 702 */ | |
| 703 static void | |
| 704 check_stack_growth(p) | |
| 705 char *p; | |
| 706 { | |
| 707 int i; | |
| 708 | |
| 709 stack_grows_downwards = (p > (char *)&i); | |
| 710 } | |
| 711 #endif | |
| 712 | |
| 180 | 713 #if defined(HAVE_STACK_LIMIT) || defined(PROTO) |
| 7 | 714 static char *stack_limit = NULL; |
| 715 | |
| 716 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
| 717 # include <pthread.h> | |
| 718 # include <pthread_np.h> | |
| 719 #endif | |
| 720 | |
| 721 /* | |
| 722 * Find out until how var the stack can grow without getting into trouble. | |
| 723 * Called when starting up and when switching to the signal stack in | |
| 724 * deathtrap(). | |
| 725 */ | |
| 726 static void | |
| 727 get_stack_limit() | |
| 728 { | |
| 729 struct rlimit rlp; | |
| 730 int i; | |
| 731 long lim; | |
| 732 | |
| 733 /* Set the stack limit to 15/16 of the allowable size. Skip this when the | |
| 734 * limit doesn't fit in a long (rlim_cur might be "long long"). */ | |
| 735 if (getrlimit(RLIMIT_STACK, &rlp) == 0 | |
| 736 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1)) | |
| 737 # ifdef RLIM_INFINITY | |
| 738 && rlp.rlim_cur != RLIM_INFINITY | |
| 739 # endif | |
| 740 ) | |
| 741 { | |
| 742 lim = (long)rlp.rlim_cur; | |
| 743 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H) | |
| 744 { | |
| 745 pthread_attr_t attr; | |
| 746 size_t size; | |
| 747 | |
| 748 /* On FreeBSD the initial thread always has a fixed stack size, no | |
| 749 * matter what the limits are set to. Normally it's 1 Mbyte. */ | |
| 750 pthread_attr_init(&attr); | |
| 751 if (pthread_attr_get_np(pthread_self(), &attr) == 0) | |
| 752 { | |
| 753 pthread_attr_getstacksize(&attr, &size); | |
| 754 if (lim > (long)size) | |
| 755 lim = (long)size; | |
| 756 } | |
| 757 pthread_attr_destroy(&attr); | |
| 758 } | |
| 759 #endif | |
| 760 if (stack_grows_downwards) | |
| 761 { | |
| 762 stack_limit = (char *)((long)&i - (lim / 16L * 15L)); | |
| 763 if (stack_limit >= (char *)&i) | |
| 764 /* overflow, set to 1/16 of current stack position */ | |
| 765 stack_limit = (char *)((long)&i / 16L); | |
| 766 } | |
| 767 else | |
| 768 { | |
| 769 stack_limit = (char *)((long)&i + (lim / 16L * 15L)); | |
| 770 if (stack_limit <= (char *)&i) | |
| 771 stack_limit = NULL; /* overflow */ | |
| 772 } | |
| 773 } | |
| 774 } | |
| 775 | |
| 776 /* | |
| 777 * Return FAIL when running out of stack space. | |
| 778 * "p" must point to any variable local to the caller that's on the stack. | |
| 779 */ | |
| 780 int | |
| 781 mch_stackcheck(p) | |
| 782 char *p; | |
| 783 { | |
| 784 if (stack_limit != NULL) | |
| 785 { | |
| 786 if (stack_grows_downwards) | |
| 787 { | |
| 788 if (p < stack_limit) | |
| 789 return FAIL; | |
| 790 } | |
| 791 else if (p > stack_limit) | |
| 792 return FAIL; | |
| 793 } | |
| 794 return OK; | |
| 795 } | |
| 796 #endif | |
| 797 | |
| 798 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 799 /* | |
| 800 * Support for using the signal stack. | |
| 801 * This helps when we run out of stack space, which causes a SIGSEGV. The | |
| 802 * signal handler then must run on another stack, since the normal stack is | |
| 803 * completely full. | |
| 804 */ | |
| 805 | |
| 806 #ifndef SIGSTKSZ | |
| 807 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */ | |
| 808 #endif | |
| 809 | |
| 810 # ifdef HAVE_SIGALTSTACK | |
| 811 static stack_t sigstk; /* for sigaltstack() */ | |
| 812 # else | |
| 813 static struct sigstack sigstk; /* for sigstack() */ | |
| 814 # endif | |
| 815 | |
| 816 static void init_signal_stack __ARGS((void)); | |
| 817 static char *signal_stack; | |
| 818 | |
| 819 static void | |
| 820 init_signal_stack() | |
| 821 { | |
| 822 if (signal_stack != NULL) | |
| 823 { | |
| 824 # ifdef HAVE_SIGALTSTACK | |
| 1375 | 825 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \ |
| 826 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040) | |
| 7 | 827 /* missing prototype. Adding it to osdef?.h.in doesn't work, because |
| 828 * "struct sigaltstack" needs to be declared. */ | |
| 829 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss)); | |
| 830 # endif | |
| 831 | |
| 832 # ifdef HAVE_SS_BASE | |
| 833 sigstk.ss_base = signal_stack; | |
| 834 # else | |
| 835 sigstk.ss_sp = signal_stack; | |
| 836 # endif | |
| 837 sigstk.ss_size = SIGSTKSZ; | |
| 838 sigstk.ss_flags = 0; | |
| 839 (void)sigaltstack(&sigstk, NULL); | |
| 840 # else | |
| 841 sigstk.ss_sp = signal_stack; | |
| 842 if (stack_grows_downwards) | |
| 843 sigstk.ss_sp += SIGSTKSZ - 1; | |
| 844 sigstk.ss_onstack = 0; | |
| 845 (void)sigstack(&sigstk, NULL); | |
| 846 # endif | |
| 847 } | |
| 848 } | |
| 849 #endif | |
| 850 | |
| 851 /* | |
| 1832 | 852 * We need correct prototypes for a signal function, otherwise mean compilers |
| 7 | 853 * will barf when the second argument to signal() is ``wrong''. |
| 854 * Let me try it with a few tricky defines from my own osdef.h (jw). | |
| 855 */ | |
| 856 #if defined(SIGWINCH) | |
| 857 static RETSIGTYPE | |
| 858 sig_winch SIGDEFARG(sigarg) | |
| 859 { | |
| 860 /* this is not required on all systems, but it doesn't hurt anybody */ | |
| 861 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
| 862 do_resize = TRUE; | |
| 863 SIGRETURN; | |
| 864 } | |
| 865 #endif | |
| 866 | |
| 867 #if defined(SIGINT) | |
| 868 static RETSIGTYPE | |
| 869 catch_sigint SIGDEFARG(sigarg) | |
| 870 { | |
| 871 /* this is not required on all systems, but it doesn't hurt anybody */ | |
| 872 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
| 873 got_int = TRUE; | |
| 874 SIGRETURN; | |
| 875 } | |
| 876 #endif | |
| 877 | |
| 878 #if defined(SIGPWR) | |
| 879 static RETSIGTYPE | |
| 880 catch_sigpwr SIGDEFARG(sigarg) | |
| 881 { | |
| 37 | 882 /* this is not required on all systems, but it doesn't hurt anybody */ |
| 883 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
| 7 | 884 /* |
| 885 * I'm not sure we get the SIGPWR signal when the system is really going | |
| 886 * down or when the batteries are almost empty. Just preserve the swap | |
| 887 * files and don't exit, that can't do any harm. | |
| 888 */ | |
| 889 ml_sync_all(FALSE, FALSE); | |
| 890 SIGRETURN; | |
| 891 } | |
| 892 #endif | |
| 893 | |
| 894 #ifdef SET_SIG_ALARM | |
| 895 /* | |
| 896 * signal function for alarm(). | |
| 897 */ | |
| 898 static RETSIGTYPE | |
| 899 sig_alarm SIGDEFARG(sigarg) | |
| 900 { | |
| 901 /* doesn't do anything, just to break a system call */ | |
| 902 sig_alarm_called = TRUE; | |
| 903 SIGRETURN; | |
| 904 } | |
| 905 #endif | |
| 906 | |
| 188 | 907 #if (defined(HAVE_SETJMP_H) \ |
| 908 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \ | |
| 909 || defined(FEAT_LIBCALL))) \ | |
| 910 || defined(PROTO) | |
| 7 | 911 /* |
| 912 * A simplistic version of setjmp() that only allows one level of using. | |
| 913 * Don't call twice before calling mch_endjmp()!. | |
| 914 * Usage: | |
| 915 * mch_startjmp(); | |
| 916 * if (SETJMP(lc_jump_env) != 0) | |
| 917 * { | |
| 918 * mch_didjmp(); | |
| 919 * EMSG("crash!"); | |
| 920 * } | |
| 921 * else | |
| 922 * { | |
| 923 * do_the_work; | |
| 924 * mch_endjmp(); | |
| 925 * } | |
| 926 * Note: Can't move SETJMP() here, because a function calling setjmp() must | |
| 927 * not return before the saved environment is used. | |
| 928 * Returns OK for normal return, FAIL when the protected code caused a | |
| 929 * problem and LONGJMP() was used. | |
| 930 */ | |
| 931 void | |
| 932 mch_startjmp() | |
| 933 { | |
| 934 #ifdef SIGHASARG | |
| 935 lc_signal = 0; | |
| 936 #endif | |
| 937 lc_active = TRUE; | |
| 938 } | |
| 939 | |
| 940 void | |
| 941 mch_endjmp() | |
| 942 { | |
| 943 lc_active = FALSE; | |
| 944 } | |
| 945 | |
| 946 void | |
| 947 mch_didjmp() | |
| 948 { | |
| 949 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 950 /* On FreeBSD the signal stack has to be reset after using siglongjmp(), | |
| 951 * otherwise catching the signal only works once. */ | |
| 952 init_signal_stack(); | |
| 953 # endif | |
| 954 } | |
| 955 #endif | |
| 956 | |
| 957 /* | |
| 958 * This function handles deadly signals. | |
| 959 * It tries to preserve any swap file and exit properly. | |
| 960 * (partly from Elvis). | |
| 961 */ | |
| 962 static RETSIGTYPE | |
| 963 deathtrap SIGDEFARG(sigarg) | |
| 964 { | |
| 965 static int entered = 0; /* count the number of times we got here. | |
| 966 Note: when memory has been corrupted | |
| 967 this may get an arbitrary value! */ | |
| 968 #ifdef SIGHASARG | |
| 969 int i; | |
| 970 #endif | |
| 971 | |
| 972 #if defined(HAVE_SETJMP_H) | |
| 973 /* | |
| 974 * Catch a crash in protected code. | |
| 975 * Restores the environment saved in lc_jump_env, which looks like | |
| 976 * SETJMP() returns 1. | |
| 977 */ | |
| 978 if (lc_active) | |
| 979 { | |
| 980 # if defined(SIGHASARG) | |
| 981 lc_signal = sigarg; | |
| 982 # endif | |
| 983 lc_active = FALSE; /* don't jump again */ | |
| 984 LONGJMP(lc_jump_env, 1); | |
| 985 /* NOTREACHED */ | |
| 986 } | |
| 987 #endif | |
| 988 | |
| 36 | 989 #ifdef SIGHASARG |
| 1530 | 990 # ifdef SIGQUIT |
| 991 /* While in mch_delay() we go to cooked mode to allow a CTRL-C to | |
| 992 * interrupt us. But in cooked mode we may also get SIGQUIT, e.g., when | |
| 993 * pressing CTRL-\, but we don't want Vim to exit then. */ | |
| 994 if (in_mch_delay && sigarg == SIGQUIT) | |
| 995 SIGRETURN; | |
| 996 # endif | |
| 997 | |
| 37 | 998 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return |
| 999 * here. This avoids that a non-reentrant function is interrupted, e.g., | |
| 1000 * free(). Calling free() again may then cause a crash. */ | |
| 1001 if (entered == 0 | |
| 1002 && (0 | |
| 1003 # ifdef SIGHUP | |
| 1004 || sigarg == SIGHUP | |
| 1005 # endif | |
| 1006 # ifdef SIGQUIT | |
| 1007 || sigarg == SIGQUIT | |
| 1008 # endif | |
| 1009 # ifdef SIGTERM | |
| 1010 || sigarg == SIGTERM | |
| 1011 # endif | |
| 1012 # ifdef SIGPWR | |
| 1013 || sigarg == SIGPWR | |
| 1014 # endif | |
| 1015 # ifdef SIGUSR1 | |
| 1016 || sigarg == SIGUSR1 | |
| 1017 # endif | |
| 1018 # ifdef SIGUSR2 | |
| 1019 || sigarg == SIGUSR2 | |
| 1020 # endif | |
| 1021 ) | |
| 413 | 1022 && !vim_handle_signal(sigarg)) |
| 36 | 1023 SIGRETURN; |
| 1024 #endif | |
| 1025 | |
| 7 | 1026 /* Remember how often we have been called. */ |
| 1027 ++entered; | |
| 1028 | |
| 1029 #ifdef FEAT_EVAL | |
| 1030 /* Set the v:dying variable. */ | |
| 1031 set_vim_var_nr(VV_DYING, (long)entered); | |
| 1032 #endif | |
| 1033 | |
| 180 | 1034 #ifdef HAVE_STACK_LIMIT |
| 7 | 1035 /* Since we are now using the signal stack, need to reset the stack |
| 1036 * limit. Otherwise using a regexp will fail. */ | |
| 1037 get_stack_limit(); | |
| 1038 #endif | |
| 1039 | |
| 758 | 1040 #if 0 |
| 1041 /* This is for opening gdb the moment Vim crashes. | |
| 1042 * You need to manually adjust the file name and Vim executable name. | |
| 1043 * Suggested by SungHyun Nam. */ | |
| 1044 { | |
| 1045 # define VI_GDB_FILE "/tmp/vimgdb" | |
| 1046 # define VIM_NAME "/usr/bin/vim" | |
| 1047 FILE *fp = fopen(VI_GDB_FILE, "w"); | |
| 1048 if (fp) | |
| 1049 { | |
| 1050 fprintf(fp, | |
| 1051 "file %s\n" | |
| 1052 "attach %d\n" | |
| 1053 "set height 1000\n" | |
| 1054 "bt full\n" | |
| 1055 , VIM_NAME, getpid()); | |
| 1056 fclose(fp); | |
| 1057 system("xterm -e gdb -x "VI_GDB_FILE); | |
| 1058 unlink(VI_GDB_FILE); | |
| 1059 } | |
| 1060 } | |
| 1061 #endif | |
| 1062 | |
| 7 | 1063 #ifdef SIGHASARG |
| 1064 /* try to find the name of this signal */ | |
| 1065 for (i = 0; signal_info[i].sig != -1; i++) | |
| 1066 if (sigarg == signal_info[i].sig) | |
| 1067 break; | |
| 1068 deadly_signal = sigarg; | |
| 1069 #endif | |
| 1070 | |
| 1071 full_screen = FALSE; /* don't write message to the GUI, it might be | |
| 1072 * part of the problem... */ | |
| 1073 /* | |
| 1074 * If something goes wrong after entering here, we may get here again. | |
| 1075 * When this happens, give a message and try to exit nicely (resetting the | |
| 1076 * terminal mode, etc.) | |
| 1077 * When this happens twice, just exit, don't even try to give a message, | |
| 1078 * stack may be corrupt or something weird. | |
| 1079 * When this still happens again (or memory was corrupted in such a way | |
| 1080 * that "entered" was clobbered) use _exit(), don't try freeing resources. | |
| 1081 */ | |
| 1082 if (entered >= 3) | |
| 1083 { | |
| 1084 reset_signals(); /* don't catch any signals anymore */ | |
| 1085 may_core_dump(); | |
| 1086 if (entered >= 4) | |
| 1087 _exit(8); | |
| 1088 exit(7); | |
| 1089 } | |
| 1090 if (entered == 2) | |
| 1091 { | |
| 1092 OUT_STR(_("Vim: Double signal, exiting\n")); | |
| 1093 out_flush(); | |
| 1094 getout(1); | |
| 1095 } | |
| 1096 | |
| 1097 #ifdef SIGHASARG | |
| 1098 sprintf((char *)IObuff, _("Vim: Caught deadly signal %s\n"), | |
| 1099 signal_info[i].name); | |
| 1100 #else | |
| 1101 sprintf((char *)IObuff, _("Vim: Caught deadly signal\n")); | |
| 1102 #endif | |
| 1103 preserve_exit(); /* preserve files and exit */ | |
| 1104 | |
| 33 | 1105 #ifdef NBDEBUG |
| 1106 reset_signals(); | |
| 1107 may_core_dump(); | |
| 1108 abort(); | |
| 1109 #endif | |
| 1110 | |
| 7 | 1111 SIGRETURN; |
| 1112 } | |
| 1113 | |
| 1832 | 1114 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1115 /* |
| 1116 * On Solaris with multi-threading, suspending might not work immediately. | |
| 1117 * Catch the SIGCONT signal, which will be used as an indication whether the | |
| 1118 * suspending has been done or not. | |
| 1832 | 1119 * |
| 1120 * On Linux, signal is not always handled immediately either. | |
| 1121 * See https://bugs.launchpad.net/bugs/291373 | |
| 1122 * | |
| 2701 | 1123 * volatile because it is used in signal handler sigcont_handler(). |
| 7 | 1124 */ |
| 1832 | 1125 static volatile int sigcont_received; |
| 7 | 1126 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG); |
| 1127 | |
| 1128 /* | |
| 1129 * signal handler for SIGCONT | |
| 1130 */ | |
| 1131 static RETSIGTYPE | |
| 1132 sigcont_handler SIGDEFARG(sigarg) | |
| 1133 { | |
| 1134 sigcont_received = TRUE; | |
| 1135 SIGRETURN; | |
| 1136 } | |
| 1137 #endif | |
| 1138 | |
| 2586 | 1139 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 1140 static void loose_clipboard __ARGS((void)); | |
| 1141 | |
| 1142 /* | |
| 1143 * Called when Vim is going to sleep or execute a shell command. | |
| 1144 * We can't respond to requests for the X selections. Lose them, otherwise | |
| 1145 * other applications will hang. But first copy the text to cut buffer 0. | |
| 1146 */ | |
| 1147 static void | |
| 1148 loose_clipboard() | |
| 1149 { | |
| 1150 if (clip_star.owned || clip_plus.owned) | |
| 1151 { | |
| 1152 x11_export_final_selection(); | |
| 1153 if (clip_star.owned) | |
| 1154 clip_lose_selection(&clip_star); | |
| 1155 if (clip_plus.owned) | |
| 1156 clip_lose_selection(&clip_plus); | |
| 1157 if (x11_display != NULL) | |
| 1158 XFlush(x11_display); | |
| 1159 } | |
| 1160 } | |
| 1161 #endif | |
| 1162 | |
| 7 | 1163 /* |
| 1164 * If the machine has job control, use it to suspend the program, | |
| 1165 * otherwise fake it by starting a new shell. | |
| 1166 */ | |
| 1167 void | |
| 1168 mch_suspend() | |
| 1169 { | |
| 1170 /* BeOS does have SIGTSTP, but it doesn't work. */ | |
| 1171 #if defined(SIGTSTP) && !defined(__BEOS__) | |
| 1172 out_flush(); /* needed to make cursor visible on some systems */ | |
| 1173 settmode(TMODE_COOK); | |
| 1174 out_flush(); /* needed to disable mouse on some systems */ | |
| 1175 | |
| 1176 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) | |
| 2586 | 1177 loose_clipboard(); |
| 7 | 1178 # endif |
| 1179 | |
| 1832 | 1180 # if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1181 sigcont_received = FALSE; |
| 1182 # endif | |
| 1183 kill(0, SIGTSTP); /* send ourselves a STOP signal */ | |
| 1832 | 1184 # if defined(_REENTRANT) && defined(SIGCONT) |
| 1185 /* | |
| 1186 * Wait for the SIGCONT signal to be handled. It generally happens | |
| 1187 * immediately, but somehow not all the time. Do not call pause() | |
| 1188 * because there would be race condition which would hang Vim if | |
| 1189 * signal happened in between the test of sigcont_received and the | |
| 1190 * call to pause(). If signal is not yet received, call sleep(0) | |
| 1191 * to just yield CPU. Signal should then be received. If somehow | |
| 1192 * it's still not received, sleep 1, 2, 3 ms. Don't bother waiting | |
| 1193 * further if signal is not received after 1+2+3+4 ms (not expected | |
| 1194 * to happen). | |
| 1195 */ | |
| 1196 { | |
| 1932 | 1197 long wait_time; |
| 1198 for (wait_time = 0; !sigcont_received && wait_time <= 3L; wait_time++) | |
| 1832 | 1199 /* Loop is not entered most of the time */ |
| 1932 | 1200 mch_delay(wait_time, FALSE); |
| 1832 | 1201 } |
| 7 | 1202 # endif |
| 1203 | |
| 1204 # ifdef FEAT_TITLE | |
| 1205 /* | |
| 1206 * Set oldtitle to NULL, so the current title is obtained again. | |
| 1207 */ | |
| 1208 vim_free(oldtitle); | |
| 1209 oldtitle = NULL; | |
| 1210 # endif | |
| 1211 settmode(TMODE_RAW); | |
| 1212 need_check_timestamps = TRUE; | |
| 1213 did_check_timestamps = FALSE; | |
| 1214 #else | |
| 1215 suspend_shell(); | |
| 1216 #endif | |
| 1217 } | |
| 1218 | |
| 1219 void | |
| 1220 mch_init() | |
| 1221 { | |
| 1222 Columns = 80; | |
| 1223 Rows = 24; | |
| 1224 | |
| 1225 out_flush(); | |
| 1226 set_signals(); | |
| 167 | 1227 |
| 765 | 1228 #ifdef MACOS_CONVERT |
| 167 | 1229 mac_conv_init(); |
| 1230 #endif | |
| 4168 | 1231 #ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
| 1232 win_clip_init(); | |
| 1233 #endif | |
| 7 | 1234 } |
| 1235 | |
| 1236 static void | |
| 1237 set_signals() | |
| 1238 { | |
| 1239 #if defined(SIGWINCH) | |
| 1240 /* | |
| 1241 * WINDOW CHANGE signal is handled with sig_winch(). | |
| 1242 */ | |
| 1243 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch); | |
| 1244 #endif | |
| 1245 | |
| 1246 /* | |
| 1247 * We want the STOP signal to work, to make mch_suspend() work. | |
| 1248 * For "rvim" the STOP signal is ignored. | |
| 1249 */ | |
| 1250 #ifdef SIGTSTP | |
| 1251 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); | |
| 1252 #endif | |
| 1832 | 1253 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1254 signal(SIGCONT, sigcont_handler); |
| 1255 #endif | |
| 1256 | |
| 1257 /* | |
| 1258 * We want to ignore breaking of PIPEs. | |
| 1259 */ | |
| 1260 #ifdef SIGPIPE | |
| 1261 signal(SIGPIPE, SIG_IGN); | |
| 1262 #endif | |
| 1263 | |
| 1264 #ifdef SIGINT | |
| 167 | 1265 catch_int_signal(); |
| 7 | 1266 #endif |
| 1267 | |
| 1268 /* | |
| 1269 * Ignore alarm signals (Perl's alarm() generates it). | |
| 1270 */ | |
| 1271 #ifdef SIGALRM | |
| 1272 signal(SIGALRM, SIG_IGN); | |
| 1273 #endif | |
| 1274 | |
| 1275 /* | |
| 1276 * Catch SIGPWR (power failure?) to preserve the swap files, so that no | |
| 1277 * work will be lost. | |
| 1278 */ | |
| 1279 #ifdef SIGPWR | |
| 1280 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr); | |
| 1281 #endif | |
| 1282 | |
| 1283 /* | |
| 1284 * Arrange for other signals to gracefully shutdown Vim. | |
| 1285 */ | |
| 1286 catch_signals(deathtrap, SIG_ERR); | |
| 1287 | |
| 1288 #if defined(FEAT_GUI) && defined(SIGHUP) | |
| 1289 /* | |
| 1290 * When the GUI is running, ignore the hangup signal. | |
| 1291 */ | |
| 1292 if (gui.in_use) | |
| 1293 signal(SIGHUP, SIG_IGN); | |
| 1294 #endif | |
| 1295 } | |
| 1296 | |
| 167 | 1297 #if defined(SIGINT) || defined(PROTO) |
| 1298 /* | |
| 1299 * Catch CTRL-C (only works while in Cooked mode). | |
| 1300 */ | |
| 1301 static void | |
| 1302 catch_int_signal() | |
| 1303 { | |
| 1304 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint); | |
| 1305 } | |
| 1306 #endif | |
| 1307 | |
| 7 | 1308 void |
| 1309 reset_signals() | |
| 1310 { | |
| 1311 catch_signals(SIG_DFL, SIG_DFL); | |
| 1832 | 1312 #if defined(_REENTRANT) && defined(SIGCONT) |
| 7 | 1313 /* SIGCONT isn't in the list, because its default action is ignore */ |
| 1314 signal(SIGCONT, SIG_DFL); | |
| 1315 #endif | |
| 1316 } | |
| 1317 | |
| 1318 static void | |
| 1319 catch_signals(func_deadly, func_other) | |
| 1320 RETSIGTYPE (*func_deadly)(); | |
| 1321 RETSIGTYPE (*func_other)(); | |
| 1322 { | |
| 1323 int i; | |
| 1324 | |
| 1325 for (i = 0; signal_info[i].sig != -1; i++) | |
| 1326 if (signal_info[i].deadly) | |
| 1327 { | |
| 1328 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION) | |
| 1329 struct sigaction sa; | |
| 1330 | |
| 1331 /* Setup to use the alternate stack for the signal function. */ | |
| 1332 sa.sa_handler = func_deadly; | |
| 1333 sigemptyset(&sa.sa_mask); | |
| 1334 # if defined(__linux__) && defined(_REENTRANT) | |
| 1335 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in | |
| 1336 * thread handling in combination with using the alternate stack: | |
| 1337 * pthread library functions try to use the stack pointer to | |
| 1338 * identify the current thread, causing a SEGV signal, which | |
| 1339 * recursively calls deathtrap() and hangs. */ | |
| 1340 sa.sa_flags = 0; | |
| 1341 # else | |
| 1342 sa.sa_flags = SA_ONSTACK; | |
| 1343 # endif | |
| 1344 sigaction(signal_info[i].sig, &sa, NULL); | |
| 1345 #else | |
| 1346 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC) | |
| 1347 struct sigvec sv; | |
| 1348 | |
| 1349 /* Setup to use the alternate stack for the signal function. */ | |
| 1350 sv.sv_handler = func_deadly; | |
| 1351 sv.sv_mask = 0; | |
| 1352 sv.sv_flags = SV_ONSTACK; | |
| 1353 sigvec(signal_info[i].sig, &sv, NULL); | |
| 1354 # else | |
| 1355 signal(signal_info[i].sig, func_deadly); | |
| 1356 # endif | |
| 1357 #endif | |
| 1358 } | |
| 1359 else if (func_other != SIG_ERR) | |
| 1360 signal(signal_info[i].sig, func_other); | |
| 1361 } | |
| 1362 | |
| 1363 /* | |
| 37 | 1364 * Handling of SIGHUP, SIGQUIT and SIGTERM: |
| 1146 | 1365 * "when" == a signal: when busy, postpone and return FALSE, otherwise |
| 1366 * return TRUE | |
| 1367 * "when" == SIGNAL_BLOCK: Going to be busy, block signals | |
| 1368 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
1369 * signal |
| 36 | 1370 * Returns TRUE when Vim should exit. |
| 1371 */ | |
| 1372 int | |
| 413 | 1373 vim_handle_signal(sig) |
| 37 | 1374 int sig; |
| 36 | 1375 { |
| 37 | 1376 static int got_signal = 0; |
| 1377 static int blocked = TRUE; | |
| 1378 | |
| 1379 switch (sig) | |
| 36 | 1380 { |
| 37 | 1381 case SIGNAL_BLOCK: blocked = TRUE; |
| 1382 break; | |
| 1383 | |
| 1384 case SIGNAL_UNBLOCK: blocked = FALSE; | |
| 1385 if (got_signal != 0) | |
| 1386 { | |
| 1387 kill(getpid(), got_signal); | |
| 1388 got_signal = 0; | |
| 1389 } | |
| 1390 break; | |
| 1391 | |
| 1392 default: if (!blocked) | |
| 36 | 1393 return TRUE; /* exit! */ |
| 37 | 1394 got_signal = sig; |
| 1395 #ifdef SIGPWR | |
| 1396 if (sig != SIGPWR) | |
| 1397 #endif | |
| 1398 got_int = TRUE; /* break any loops */ | |
| 36 | 1399 break; |
| 1400 } | |
| 1401 return FALSE; | |
| 1402 } | |
| 1403 | |
| 1404 /* | |
| 7 | 1405 * Check_win checks whether we have an interactive stdout. |
| 1406 */ | |
| 1407 int | |
| 1408 mch_check_win(argc, argv) | |
| 1877 | 1409 int argc UNUSED; |
| 1410 char **argv UNUSED; | |
| 7 | 1411 { |
| 1412 #ifdef OS2 | |
| 1413 /* | |
| 1414 * Store argv[0], may be used for $VIM. Only use it if it is an absolute | |
| 1415 * name, mostly it's just "vim" and found in the path, which is unusable. | |
| 1416 */ | |
| 1417 if (mch_isFullName(argv[0])) | |
| 1418 exe_name = vim_strsave((char_u *)argv[0]); | |
| 1419 #endif | |
| 1420 if (isatty(1)) | |
| 1421 return OK; | |
| 1422 return FAIL; | |
| 1423 } | |
| 1424 | |
| 1425 /* | |
| 1426 * Return TRUE if the input comes from a terminal, FALSE otherwise. | |
| 1427 */ | |
| 1428 int | |
| 1429 mch_input_isatty() | |
| 1430 { | |
| 1431 if (isatty(read_cmd_fd)) | |
| 1432 return TRUE; | |
| 1433 return FALSE; | |
| 1434 } | |
| 1435 | |
| 1436 #ifdef FEAT_X11 | |
| 1437 | |
| 1438 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \ | |
| 1439 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)) | |
| 1440 | |
| 1441 static void xopen_message __ARGS((struct timeval *tvp)); | |
| 1442 | |
| 1443 /* | |
| 1444 * Give a message about the elapsed time for opening the X window. | |
| 1445 */ | |
| 1446 static void | |
| 1447 xopen_message(tvp) | |
| 1448 struct timeval *tvp; /* must contain start time */ | |
| 1449 { | |
| 1450 struct timeval end_tv; | |
| 1451 | |
| 1452 /* Compute elapsed time. */ | |
| 1453 gettimeofday(&end_tv, NULL); | |
| 1454 smsg((char_u *)_("Opening the X display took %ld msec"), | |
| 1455 (end_tv.tv_sec - tvp->tv_sec) * 1000L | |
| 273 | 1456 + (end_tv.tv_usec - tvp->tv_usec) / 1000L); |
| 7 | 1457 } |
| 1458 # endif | |
| 1459 #endif | |
| 1460 | |
| 1461 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD)) | |
| 1462 /* | |
| 1463 * A few functions shared by X11 title and clipboard code. | |
| 1464 */ | |
| 1465 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event)); | |
| 1466 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event)); | |
| 1467 static int x_connect_to_server __ARGS((void)); | |
| 1468 static int test_x11_window __ARGS((Display *dpy)); | |
| 1469 | |
| 1470 static int got_x_error = FALSE; | |
| 1471 | |
| 1472 /* | |
| 1473 * X Error handler, otherwise X just exits! (very rude) -- webb | |
| 1474 */ | |
| 1475 static int | |
| 1476 x_error_handler(dpy, error_event) | |
| 1477 Display *dpy; | |
| 1478 XErrorEvent *error_event; | |
| 1479 { | |
| 42 | 1480 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE); |
| 7 | 1481 STRCAT(IObuff, _("\nVim: Got X error\n")); |
| 1482 | |
| 1483 /* We cannot print a message and continue, because no X calls are allowed | |
| 1484 * here (causes my system to hang). Silently continuing might be an | |
| 1485 * alternative... */ | |
| 1486 preserve_exit(); /* preserve files and exit */ | |
| 1487 | |
| 1488 return 0; /* NOTREACHED */ | |
| 1489 } | |
| 1490 | |
| 1491 /* | |
| 1492 * Another X Error handler, just used to check for errors. | |
| 1493 */ | |
| 1494 static int | |
| 1495 x_error_check(dpy, error_event) | |
| 1883 | 1496 Display *dpy UNUSED; |
| 1497 XErrorEvent *error_event UNUSED; | |
| 7 | 1498 { |
| 1499 got_x_error = TRUE; | |
| 1500 return 0; | |
| 1501 } | |
| 1502 | |
| 1503 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) | |
| 1504 # if defined(HAVE_SETJMP_H) | |
| 1505 /* | |
| 1506 * An X IO Error handler, used to catch error while opening the display. | |
| 1507 */ | |
| 1508 static int x_IOerror_check __ARGS((Display *dpy)); | |
| 1509 | |
| 1510 static int | |
| 1511 x_IOerror_check(dpy) | |
| 1883 | 1512 Display *dpy UNUSED; |
| 7 | 1513 { |
| 1514 /* This function should not return, it causes exit(). Longjump instead. */ | |
| 1515 LONGJMP(lc_jump_env, 1); | |
|
2074
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
1516 # ifdef VMS |
|
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
1517 return 0; /* avoid the compiler complains about missing return value */ |
|
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
1518 # endif |
| 7 | 1519 } |
| 1520 # endif | |
| 1521 | |
| 1522 /* | |
| 1523 * An X IO Error handler, used to catch terminal errors. | |
| 1524 */ | |
| 1525 static int x_IOerror_handler __ARGS((Display *dpy)); | |
| 1526 | |
| 1527 static int | |
| 1528 x_IOerror_handler(dpy) | |
| 1883 | 1529 Display *dpy UNUSED; |
| 7 | 1530 { |
| 1531 xterm_dpy = NULL; | |
| 1532 x11_window = 0; | |
| 1533 x11_display = NULL; | |
| 1534 xterm_Shell = (Widget)0; | |
| 1535 | |
| 1536 /* This function should not return, it causes exit(). Longjump instead. */ | |
| 1537 LONGJMP(x_jump_env, 1); | |
|
2074
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
1538 # ifdef VMS |
|
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
1539 return 0; /* avoid the compiler complains about missing return value */ |
|
1bb06e6512a2
updated for version 7.2.358
Bram Moolenaar <bram@zimbu.org>
parents:
1940
diff
changeset
|
1540 # endif |
| 7 | 1541 } |
| 1542 #endif | |
| 1543 | |
| 1544 /* | |
| 1545 * Return TRUE when connection to the X server is desired. | |
| 1546 */ | |
| 1547 static int | |
| 1548 x_connect_to_server() | |
| 1549 { | |
| 1550 regmatch_T regmatch; | |
| 1551 | |
| 1552 #if defined(FEAT_CLIENTSERVER) | |
| 1553 if (x_force_connect) | |
| 1554 return TRUE; | |
| 1555 #endif | |
| 1556 if (x_no_connect) | |
| 1557 return FALSE; | |
| 1558 | |
| 1559 /* Check for a match with "exclude:" from 'clipboard'. */ | |
| 1560 if (clip_exclude_prog != NULL) | |
| 1561 { | |
| 1562 regmatch.rm_ic = FALSE; /* Don't ignore case */ | |
| 1563 regmatch.regprog = clip_exclude_prog; | |
| 1564 if (vim_regexec(®match, T_NAME, (colnr_T)0)) | |
| 1565 return FALSE; | |
| 1566 } | |
| 1567 return TRUE; | |
| 1568 } | |
| 1569 | |
| 1570 /* | |
| 1571 * Test if "dpy" and x11_window are valid by getting the window title. | |
| 1572 * I don't actually want it yet, so there may be a simpler call to use, but | |
| 1573 * this will cause the error handler x_error_check() to be called if anything | |
| 1574 * is wrong, such as the window pointer being invalid (as can happen when the | |
| 1575 * user changes his DISPLAY, but not his WINDOWID) -- webb | |
| 1576 */ | |
| 1577 static int | |
| 1578 test_x11_window(dpy) | |
| 1579 Display *dpy; | |
| 1580 { | |
| 1581 int (*old_handler)(); | |
| 1582 XTextProperty text_prop; | |
| 1583 | |
| 1584 old_handler = XSetErrorHandler(x_error_check); | |
| 1585 got_x_error = FALSE; | |
| 1586 if (XGetWMName(dpy, x11_window, &text_prop)) | |
| 1587 XFree((void *)text_prop.value); | |
| 1588 XSync(dpy, False); | |
| 1589 (void)XSetErrorHandler(old_handler); | |
| 1590 | |
| 1591 if (p_verbose > 0 && got_x_error) | |
| 292 | 1592 verb_msg((char_u *)_("Testing the X display failed")); |
| 7 | 1593 |
| 1594 return (got_x_error ? FAIL : OK); | |
| 1595 } | |
| 1596 #endif | |
| 1597 | |
| 1598 #ifdef FEAT_TITLE | |
| 1599 | |
| 1600 #ifdef FEAT_X11 | |
| 1601 | |
| 1602 static int get_x11_thing __ARGS((int get_title, int test_only)); | |
| 1603 | |
| 1604 /* | |
| 1605 * try to get x11 window and display | |
| 1606 * | |
| 1607 * return FAIL for failure, OK otherwise | |
| 1608 */ | |
| 1609 static int | |
| 1610 get_x11_windis() | |
| 1611 { | |
| 1612 char *winid; | |
| 1613 static int result = -1; | |
| 1614 #define XD_NONE 0 /* x11_display not set here */ | |
| 1615 #define XD_HERE 1 /* x11_display opened here */ | |
| 1616 #define XD_GUI 2 /* x11_display used from gui.dpy */ | |
| 1617 #define XD_XTERM 3 /* x11_display used from xterm_dpy */ | |
| 1618 static int x11_display_from = XD_NONE; | |
| 1619 static int did_set_error_handler = FALSE; | |
| 1620 | |
| 1621 if (!did_set_error_handler) | |
| 1622 { | |
| 1623 /* X just exits if it finds an error otherwise! */ | |
| 1624 (void)XSetErrorHandler(x_error_handler); | |
| 1625 did_set_error_handler = TRUE; | |
| 1626 } | |
| 1627 | |
| 574 | 1628 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) |
| 7 | 1629 if (gui.in_use) |
| 1630 { | |
| 1631 /* | |
| 1632 * If the X11 display was opened here before, for the window where Vim | |
| 1633 * was started, close that one now to avoid a memory leak. | |
| 1634 */ | |
| 1635 if (x11_display_from == XD_HERE && x11_display != NULL) | |
| 1636 { | |
| 1637 XCloseDisplay(x11_display); | |
| 1638 x11_display_from = XD_NONE; | |
| 1639 } | |
| 1640 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) | |
| 1641 { | |
| 1642 x11_display_from = XD_GUI; | |
| 1643 return OK; | |
| 1644 } | |
| 1645 x11_display = NULL; | |
| 1646 return FAIL; | |
| 1647 } | |
| 1648 else if (x11_display_from == XD_GUI) | |
| 1649 { | |
| 1650 /* GUI must have stopped somehow, clear x11_display */ | |
| 1651 x11_window = 0; | |
| 1652 x11_display = NULL; | |
| 1653 x11_display_from = XD_NONE; | |
| 1654 } | |
| 1655 #endif | |
| 1656 | |
| 1657 /* When started with the "-X" argument, don't try connecting. */ | |
| 1658 if (!x_connect_to_server()) | |
| 1659 return FAIL; | |
| 1660 | |
| 1661 /* | |
| 1662 * If WINDOWID not set, should try another method to find out | |
| 1663 * what the current window number is. The only code I know for | |
| 1664 * this is very complicated. | |
| 1665 * We assume that zero is invalid for WINDOWID. | |
| 1666 */ | |
| 1667 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL) | |
| 1668 x11_window = (Window)atol(winid); | |
| 1669 | |
| 1670 #ifdef FEAT_XCLIPBOARD | |
| 1671 if (xterm_dpy != NULL && x11_window != 0) | |
| 1672 { | |
| 1450 | 1673 /* We may have checked it already, but Gnome terminal can move us to |
| 1674 * another window, so we need to check every time. */ | |
| 1675 if (x11_display_from != XD_XTERM) | |
| 1676 { | |
| 1677 /* | |
| 1678 * If the X11 display was opened here before, for the window where | |
| 1679 * Vim was started, close that one now to avoid a memory leak. | |
| 1680 */ | |
| 1681 if (x11_display_from == XD_HERE && x11_display != NULL) | |
| 1682 XCloseDisplay(x11_display); | |
| 1683 x11_display = xterm_dpy; | |
| 1684 x11_display_from = XD_XTERM; | |
| 1685 } | |
| 7 | 1686 if (test_x11_window(x11_display) == FAIL) |
| 1687 { | |
| 1688 /* probably bad $WINDOWID */ | |
| 1689 x11_window = 0; | |
| 1690 x11_display = NULL; | |
| 1691 x11_display_from = XD_NONE; | |
| 1692 return FAIL; | |
| 1693 } | |
| 1694 return OK; | |
| 1695 } | |
| 1696 #endif | |
| 1697 | |
| 1698 if (x11_window == 0 || x11_display == NULL) | |
| 1699 result = -1; | |
| 1700 | |
| 1701 if (result != -1) /* Have already been here and set this */ | |
| 1702 return result; /* Don't do all these X calls again */ | |
| 1703 | |
| 1704 if (x11_window != 0 && x11_display == NULL) | |
| 1705 { | |
| 1706 #ifdef SET_SIG_ALARM | |
| 1707 RETSIGTYPE (*sig_save)(); | |
| 1708 #endif | |
| 1709 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 1710 struct timeval start_tv; | |
| 1711 | |
| 1712 if (p_verbose > 0) | |
| 1713 gettimeofday(&start_tv, NULL); | |
| 1714 #endif | |
| 1715 | |
| 1716 #ifdef SET_SIG_ALARM | |
| 1717 /* | |
| 1718 * Opening the Display may hang if the DISPLAY setting is wrong, or | |
| 1719 * the network connection is bad. Set an alarm timer to get out. | |
| 1720 */ | |
| 1721 sig_alarm_called = FALSE; | |
| 1722 sig_save = (RETSIGTYPE (*)())signal(SIGALRM, | |
| 1723 (RETSIGTYPE (*)())sig_alarm); | |
| 1724 alarm(2); | |
| 1725 #endif | |
| 1726 x11_display = XOpenDisplay(NULL); | |
| 1727 | |
| 1728 #ifdef SET_SIG_ALARM | |
| 1729 alarm(0); | |
| 1730 signal(SIGALRM, (RETSIGTYPE (*)())sig_save); | |
| 1731 if (p_verbose > 0 && sig_alarm_called) | |
| 292 | 1732 verb_msg((char_u *)_("Opening the X display timed out")); |
| 7 | 1733 #endif |
| 1734 if (x11_display != NULL) | |
| 1735 { | |
| 1736 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 1737 if (p_verbose > 0) | |
| 292 | 1738 { |
| 1739 verbose_enter(); | |
| 7 | 1740 xopen_message(&start_tv); |
| 292 | 1741 verbose_leave(); |
| 1742 } | |
| 7 | 1743 # endif |
| 1744 if (test_x11_window(x11_display) == FAIL) | |
| 1745 { | |
| 1746 /* Maybe window id is bad */ | |
| 1747 x11_window = 0; | |
| 1748 XCloseDisplay(x11_display); | |
| 1749 x11_display = NULL; | |
| 1750 } | |
| 1751 else | |
| 1752 x11_display_from = XD_HERE; | |
| 1753 } | |
| 1754 } | |
| 1755 if (x11_window == 0 || x11_display == NULL) | |
| 1756 return (result = FAIL); | |
| 2609 | 1757 |
| 1758 # ifdef FEAT_EVAL | |
| 1759 set_vim_var_nr(VV_WINDOWID, (long)x11_window); | |
| 1760 # endif | |
| 1761 | |
| 7 | 1762 return (result = OK); |
| 1763 } | |
| 1764 | |
| 1765 /* | |
| 1766 * Determine original x11 Window Title | |
| 1767 */ | |
| 1768 static int | |
| 1769 get_x11_title(test_only) | |
| 1770 int test_only; | |
| 1771 { | |
| 32 | 1772 return get_x11_thing(TRUE, test_only); |
| 7 | 1773 } |
| 1774 | |
| 1775 /* | |
| 1776 * Determine original x11 Window icon | |
| 1777 */ | |
| 1778 static int | |
| 1779 get_x11_icon(test_only) | |
| 1780 int test_only; | |
| 1781 { | |
| 1782 int retval = FALSE; | |
| 1783 | |
| 1784 retval = get_x11_thing(FALSE, test_only); | |
| 1785 | |
| 1786 /* could not get old icon, use terminal name */ | |
| 1787 if (oldicon == NULL && !test_only) | |
| 1788 { | |
| 1789 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
| 1940 | 1790 oldicon = vim_strsave(T_NAME + 8); |
| 7 | 1791 else |
| 1940 | 1792 oldicon = vim_strsave(T_NAME); |
| 7 | 1793 } |
| 1794 | |
| 1795 return retval; | |
| 1796 } | |
| 1797 | |
| 1798 static int | |
| 1799 get_x11_thing(get_title, test_only) | |
| 1800 int get_title; /* get title string */ | |
| 1801 int test_only; | |
| 1802 { | |
| 1803 XTextProperty text_prop; | |
| 1804 int retval = FALSE; | |
| 1805 Status status; | |
| 1806 | |
| 1807 if (get_x11_windis() == OK) | |
| 1808 { | |
| 1809 /* Get window/icon name if any */ | |
| 1810 if (get_title) | |
| 1811 status = XGetWMName(x11_display, x11_window, &text_prop); | |
| 1812 else | |
| 1813 status = XGetWMIconName(x11_display, x11_window, &text_prop); | |
| 1814 | |
| 1815 /* | |
| 1816 * If terminal is xterm, then x11_window may be a child window of the | |
| 1817 * outer xterm window that actually contains the window/icon name, so | |
| 1818 * keep traversing up the tree until a window with a title/icon is | |
| 1819 * found. | |
| 1820 */ | |
| 1821 /* Previously this was only done for xterm and alikes. I don't see a | |
| 1822 * reason why it would fail for other terminal emulators. | |
| 1823 * if (term_is_xterm) */ | |
| 1824 { | |
| 1825 Window root; | |
| 1826 Window parent; | |
| 1827 Window win = x11_window; | |
| 1828 Window *children; | |
| 1829 unsigned int num_children; | |
| 1830 | |
| 1831 while (!status || text_prop.value == NULL) | |
| 1832 { | |
| 1833 if (!XQueryTree(x11_display, win, &root, &parent, &children, | |
| 1834 &num_children)) | |
| 1835 break; | |
| 1836 if (children) | |
| 1837 XFree((void *)children); | |
| 1838 if (parent == root || parent == 0) | |
| 1839 break; | |
| 1840 | |
| 1841 win = parent; | |
| 1842 if (get_title) | |
| 1843 status = XGetWMName(x11_display, win, &text_prop); | |
| 1844 else | |
| 1845 status = XGetWMIconName(x11_display, win, &text_prop); | |
| 1846 } | |
| 1847 } | |
| 1848 if (status && text_prop.value != NULL) | |
| 1849 { | |
| 1850 retval = TRUE; | |
| 1851 if (!test_only) | |
| 1852 { | |
|
2414
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1853 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
|
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1854 if (text_prop.encoding == XA_STRING |
|
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1855 # ifdef FEAT_MBYTE |
|
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1856 && !has_mbyte |
|
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1857 # endif |
|
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1858 ) |
| 7 | 1859 { |
| 1860 #endif | |
| 1861 if (get_title) | |
| 1862 oldtitle = vim_strsave((char_u *)text_prop.value); | |
| 1863 else | |
| 1864 oldicon = vim_strsave((char_u *)text_prop.value); | |
|
2414
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
1865 #if defined(FEAT_XFONTSET) || defined(FEAT_MBYTE) |
| 7 | 1866 } |
| 1867 else | |
| 1868 { | |
| 1869 char **cl; | |
| 1870 Status transform_status; | |
| 1871 int n = 0; | |
| 1872 | |
| 1873 transform_status = XmbTextPropertyToTextList(x11_display, | |
| 1874 &text_prop, | |
| 1875 &cl, &n); | |
| 1876 if (transform_status >= Success && n > 0 && cl[0]) | |
| 1877 { | |
| 1878 if (get_title) | |
| 1879 oldtitle = vim_strsave((char_u *) cl[0]); | |
| 1880 else | |
| 1881 oldicon = vim_strsave((char_u *) cl[0]); | |
| 1882 XFreeStringList(cl); | |
| 1883 } | |
| 1884 else | |
| 1885 { | |
| 1886 if (get_title) | |
| 1887 oldtitle = vim_strsave((char_u *)text_prop.value); | |
| 1888 else | |
| 1889 oldicon = vim_strsave((char_u *)text_prop.value); | |
| 1890 } | |
| 1891 } | |
| 1892 #endif | |
| 1893 } | |
| 1894 XFree((void *)text_prop.value); | |
| 1895 } | |
| 1896 } | |
| 1897 return retval; | |
| 1898 } | |
| 1899 | |
| 1900 /* Are Xutf8 functions available? Avoid error from old compilers. */ | |
| 1901 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE) | |
| 1902 # if X_HAVE_UTF8_STRING | |
| 1903 # define USE_UTF8_STRING | |
| 1904 # endif | |
| 1905 #endif | |
| 1906 | |
| 1907 /* | |
| 1908 * Set x11 Window Title | |
| 1909 * | |
| 1910 * get_x11_windis() must be called before this and have returned OK | |
| 1911 */ | |
| 1912 static void | |
| 1913 set_x11_title(title) | |
| 1914 char_u *title; | |
| 1915 { | |
| 1916 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING | |
| 1917 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't | |
| 1918 * supported everywhere and STRING doesn't work for multi-byte titles. | |
| 1919 */ | |
| 1920 #ifdef USE_UTF8_STRING | |
| 1921 if (enc_utf8) | |
| 1922 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title, | |
| 1923 NULL, NULL, 0, NULL, NULL, NULL); | |
| 1924 else | |
| 1925 #endif | |
| 1926 { | |
| 1927 #if XtSpecificationRelease >= 4 | |
| 1928 # ifdef FEAT_XFONTSET | |
| 1929 XmbSetWMProperties(x11_display, x11_window, (const char *)title, | |
| 1930 NULL, NULL, 0, NULL, NULL, NULL); | |
| 1931 # else | |
| 1932 XTextProperty text_prop; | |
| 129 | 1933 char *c_title = (char *)title; |
| 7 | 1934 |
| 1935 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */ | |
| 129 | 1936 (void)XStringListToTextProperty(&c_title, 1, &text_prop); |
| 7 | 1937 XSetWMProperties(x11_display, x11_window, &text_prop, |
| 1938 NULL, NULL, 0, NULL, NULL, NULL); | |
| 1939 # endif | |
| 1940 #else | |
| 1941 XStoreName(x11_display, x11_window, (char *)title); | |
| 1942 #endif | |
| 1943 } | |
| 1944 XFlush(x11_display); | |
| 1945 } | |
| 1946 | |
| 1947 /* | |
| 1948 * Set x11 Window icon | |
| 1949 * | |
| 1950 * get_x11_windis() must be called before this and have returned OK | |
| 1951 */ | |
| 1952 static void | |
| 1953 set_x11_icon(icon) | |
| 1954 char_u *icon; | |
| 1955 { | |
| 1956 /* See above for comments about using X*SetWMProperties(). */ | |
| 1957 #ifdef USE_UTF8_STRING | |
| 1958 if (enc_utf8) | |
| 1959 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
| 1960 NULL, 0, NULL, NULL, NULL); | |
| 1961 else | |
| 1962 #endif | |
| 1963 { | |
| 1964 #if XtSpecificationRelease >= 4 | |
| 1965 # ifdef FEAT_XFONTSET | |
| 1966 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon, | |
| 1967 NULL, 0, NULL, NULL, NULL); | |
| 1968 # else | |
| 1969 XTextProperty text_prop; | |
| 129 | 1970 char *c_icon = (char *)icon; |
| 1971 | |
| 1972 (void)XStringListToTextProperty(&c_icon, 1, &text_prop); | |
| 7 | 1973 XSetWMProperties(x11_display, x11_window, NULL, &text_prop, |
| 1974 NULL, 0, NULL, NULL, NULL); | |
| 1975 # endif | |
| 1976 #else | |
| 1977 XSetIconName(x11_display, x11_window, (char *)icon); | |
| 1978 #endif | |
| 1979 } | |
| 1980 XFlush(x11_display); | |
| 1981 } | |
| 1982 | |
| 1983 #else /* FEAT_X11 */ | |
| 1984 | |
| 1985 static int | |
| 1986 get_x11_title(test_only) | |
| 1883 | 1987 int test_only UNUSED; |
| 7 | 1988 { |
| 1989 return FALSE; | |
| 1990 } | |
| 1991 | |
| 1992 static int | |
| 1993 get_x11_icon(test_only) | |
| 1994 int test_only; | |
| 1995 { | |
| 1996 if (!test_only) | |
| 1997 { | |
| 1998 if (STRNCMP(T_NAME, "builtin_", 8) == 0) | |
| 1940 | 1999 oldicon = vim_strsave(T_NAME + 8); |
| 7 | 2000 else |
| 1940 | 2001 oldicon = vim_strsave(T_NAME); |
| 7 | 2002 } |
| 2003 return FALSE; | |
| 2004 } | |
| 2005 | |
| 2006 #endif /* FEAT_X11 */ | |
| 2007 | |
| 2008 int | |
| 2009 mch_can_restore_title() | |
| 2010 { | |
| 2011 return get_x11_title(TRUE); | |
| 2012 } | |
| 2013 | |
| 2014 int | |
| 2015 mch_can_restore_icon() | |
| 2016 { | |
| 2017 return get_x11_icon(TRUE); | |
| 2018 } | |
| 2019 | |
| 2020 /* | |
| 2021 * Set the window title and icon. | |
| 2022 */ | |
| 2023 void | |
| 2024 mch_settitle(title, icon) | |
| 2025 char_u *title; | |
| 2026 char_u *icon; | |
| 2027 { | |
| 2028 int type = 0; | |
| 2029 static int recursive = 0; | |
| 2030 | |
| 2031 if (T_NAME == NULL) /* no terminal name (yet) */ | |
| 2032 return; | |
| 2033 if (title == NULL && icon == NULL) /* nothing to do */ | |
| 2034 return; | |
| 2035 | |
| 2036 /* When one of the X11 functions causes a deadly signal, we get here again | |
| 2037 * recursively. Avoid hanging then (something is probably locked). */ | |
| 2038 if (recursive) | |
| 2039 return; | |
| 2040 ++recursive; | |
| 2041 | |
| 2042 /* | |
| 2043 * if the window ID and the display is known, we may use X11 calls | |
| 2044 */ | |
| 2045 #ifdef FEAT_X11 | |
| 2046 if (get_x11_windis() == OK) | |
| 2047 type = 1; | |
| 2048 #else | |
| 2049 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK) | |
| 2050 if (gui.in_use) | |
| 2051 type = 1; | |
| 2052 # endif | |
| 2053 #endif | |
| 2054 | |
| 2055 /* | |
|
2414
5bd81e397907
Fix: terminal title not properly restured when there are multi-byte
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
2056 * Note: if "t_ts" is set, title is set with escape sequence rather |
| 7 | 2057 * than x11 calls, because the x11 calls don't always work |
| 2058 */ | |
| 2059 if ((type || *T_TS != NUL) && title != NULL) | |
| 2060 { | |
| 2061 if (oldtitle == NULL | |
| 2062 #ifdef FEAT_GUI | |
| 2063 && !gui.in_use | |
| 2064 #endif | |
| 2065 ) /* first call but not in GUI, save title */ | |
| 2066 (void)get_x11_title(FALSE); | |
| 2067 | |
| 2068 if (*T_TS != NUL) /* it's OK if t_fs is empty */ | |
| 2069 term_settitle(title); | |
| 2070 #ifdef FEAT_X11 | |
| 2071 else | |
| 2072 # ifdef FEAT_GUI_GTK | |
| 2073 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
| 2074 # endif | |
| 2075 set_x11_title(title); /* x11 */ | |
| 2076 #endif | |
| 64 | 2077 #if defined(FEAT_GUI_GTK) \ |
| 7 | 2078 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) |
| 2079 else | |
| 2080 gui_mch_settitle(title, icon); | |
| 2081 #endif | |
| 2082 did_set_title = TRUE; | |
| 2083 } | |
| 2084 | |
| 2085 if ((type || *T_CIS != NUL) && icon != NULL) | |
| 2086 { | |
| 2087 if (oldicon == NULL | |
| 2088 #ifdef FEAT_GUI | |
| 2089 && !gui.in_use | |
| 2090 #endif | |
| 2091 ) /* first call, save icon */ | |
| 2092 get_x11_icon(FALSE); | |
| 2093 | |
| 2094 if (*T_CIS != NUL) | |
| 2095 { | |
| 2096 out_str(T_CIS); /* set icon start */ | |
| 2097 out_str_nf(icon); | |
| 2098 out_str(T_CIE); /* set icon end */ | |
| 2099 out_flush(); | |
| 2100 } | |
| 2101 #ifdef FEAT_X11 | |
| 2102 else | |
| 2103 # ifdef FEAT_GUI_GTK | |
| 2104 if (!gui.in_use) /* don't do this if GTK+ is running */ | |
| 2105 # endif | |
| 2106 set_x11_icon(icon); /* x11 */ | |
| 2107 #endif | |
| 2108 did_set_icon = TRUE; | |
| 2109 } | |
| 2110 --recursive; | |
| 2111 } | |
| 2112 | |
| 2113 /* | |
| 2114 * Restore the window/icon title. | |
| 2115 * "which" is one of: | |
| 2116 * 1 only restore title | |
| 2117 * 2 only restore icon | |
| 2118 * 3 restore title and icon | |
| 2119 */ | |
| 2120 void | |
| 2121 mch_restore_title(which) | |
| 2122 int which; | |
| 2123 { | |
| 2124 /* only restore the title or icon when it has been set */ | |
| 2125 mch_settitle(((which & 1) && did_set_title) ? | |
| 2126 (oldtitle ? oldtitle : p_titleold) : NULL, | |
| 2127 ((which & 2) && did_set_icon) ? oldicon : NULL); | |
| 2128 } | |
| 2129 | |
| 2130 #endif /* FEAT_TITLE */ | |
| 2131 | |
| 2132 /* | |
| 2133 * Return TRUE if "name" looks like some xterm name. | |
| 158 | 2134 * Seiichi Sato mentioned that "mlterm" works like xterm. |
| 7 | 2135 */ |
| 2136 int | |
| 2137 vim_is_xterm(name) | |
| 2138 char_u *name; | |
| 2139 { | |
| 2140 if (name == NULL) | |
| 2141 return FALSE; | |
| 2142 return (STRNICMP(name, "xterm", 5) == 0 | |
| 2143 || STRNICMP(name, "nxterm", 6) == 0 | |
| 2144 || STRNICMP(name, "kterm", 5) == 0 | |
| 158 | 2145 || STRNICMP(name, "mlterm", 6) == 0 |
| 7 | 2146 || STRNICMP(name, "rxvt", 4) == 0 |
| 2147 || STRCMP(name, "builtin_xterm") == 0); | |
| 2148 } | |
| 2149 | |
| 1620 | 2150 #if defined(FEAT_MOUSE_XTERM) || defined(PROTO) |
| 2151 /* | |
| 2152 * Return TRUE if "name" appears to be that of a terminal | |
| 2153 * known to support the xterm-style mouse protocol. | |
| 2154 * Relies on term_is_xterm having been set to its correct value. | |
| 2155 */ | |
| 2156 int | |
| 2157 use_xterm_like_mouse(name) | |
| 2158 char_u *name; | |
| 2159 { | |
| 2160 return (name != NULL | |
| 2161 && (term_is_xterm || STRNICMP(name, "screen", 6) == 0)); | |
| 2162 } | |
| 2163 #endif | |
| 2164 | |
| 7 | 2165 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) |
| 2166 /* | |
| 2167 * Return non-zero when using an xterm mouse, according to 'ttymouse'. | |
| 2168 * Return 1 for "xterm". | |
| 2169 * Return 2 for "xterm2". | |
| 3145 | 2170 * Return 3 for "urxvt". |
| 3746 | 2171 * Return 4 for "sgr". |
| 7 | 2172 */ |
| 2173 int | |
| 2174 use_xterm_mouse() | |
| 2175 { | |
| 3746 | 2176 if (ttym_flags == TTYM_SGR) |
| 2177 return 4; | |
| 3145 | 2178 if (ttym_flags == TTYM_URXVT) |
| 2179 return 3; | |
| 7 | 2180 if (ttym_flags == TTYM_XTERM2) |
| 2181 return 2; | |
| 2182 if (ttym_flags == TTYM_XTERM) | |
| 2183 return 1; | |
| 2184 return 0; | |
| 2185 } | |
| 2186 #endif | |
| 2187 | |
| 2188 int | |
| 2189 vim_is_iris(name) | |
| 2190 char_u *name; | |
| 2191 { | |
| 2192 if (name == NULL) | |
| 2193 return FALSE; | |
| 2194 return (STRNICMP(name, "iris-ansi", 9) == 0 | |
| 2195 || STRCMP(name, "builtin_iris-ansi") == 0); | |
| 2196 } | |
| 2197 | |
| 2198 int | |
| 2199 vim_is_vt300(name) | |
| 2200 char_u *name; | |
| 2201 { | |
| 2202 if (name == NULL) | |
| 2203 return FALSE; /* actually all ANSI comp. terminals should be here */ | |
| 22 | 2204 /* catch VT100 - VT5xx */ |
| 2205 return ((STRNICMP(name, "vt", 2) == 0 | |
| 2206 && vim_strchr((char_u *)"12345", name[2]) != NULL) | |
| 7 | 2207 || STRCMP(name, "builtin_vt320") == 0); |
| 2208 } | |
| 2209 | |
| 2210 /* | |
| 2211 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set. | |
| 2212 * This should include all windowed terminal emulators. | |
| 2213 */ | |
| 2214 int | |
| 2215 vim_is_fastterm(name) | |
| 2216 char_u *name; | |
| 2217 { | |
| 2218 if (name == NULL) | |
| 2219 return FALSE; | |
| 2220 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name)) | |
| 2221 return TRUE; | |
| 2222 return ( STRNICMP(name, "hpterm", 6) == 0 | |
| 2223 || STRNICMP(name, "sun-cmd", 7) == 0 | |
| 2224 || STRNICMP(name, "screen", 6) == 0 | |
| 2225 || STRNICMP(name, "dtterm", 6) == 0); | |
| 2226 } | |
| 2227 | |
| 2228 /* | |
| 2229 * Insert user name in s[len]. | |
| 2230 * Return OK if a name found. | |
| 2231 */ | |
| 2232 int | |
| 2233 mch_get_user_name(s, len) | |
| 2234 char_u *s; | |
| 2235 int len; | |
| 2236 { | |
| 2237 #ifdef VMS | |
| 509 | 2238 vim_strncpy(s, (char_u *)cuserid(NULL), len - 1); |
| 7 | 2239 return OK; |
| 2240 #else | |
| 2241 return mch_get_uname(getuid(), s, len); | |
| 2242 #endif | |
| 2243 } | |
| 2244 | |
| 2245 /* | |
| 2246 * Insert user name for "uid" in s[len]. | |
| 2247 * Return OK if a name found. | |
| 2248 */ | |
| 2249 int | |
| 2250 mch_get_uname(uid, s, len) | |
| 2251 uid_t uid; | |
| 2252 char_u *s; | |
| 2253 int len; | |
| 2254 { | |
| 2255 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID) | |
| 2256 struct passwd *pw; | |
| 2257 | |
| 2258 if ((pw = getpwuid(uid)) != NULL | |
| 2259 && pw->pw_name != NULL && *(pw->pw_name) != NUL) | |
| 2260 { | |
| 418 | 2261 vim_strncpy(s, (char_u *)pw->pw_name, len - 1); |
| 7 | 2262 return OK; |
| 2263 } | |
| 2264 #endif | |
| 2265 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */ | |
| 2266 return FAIL; /* a number is not a name */ | |
| 2267 } | |
| 2268 | |
| 2269 /* | |
| 2270 * Insert host name is s[len]. | |
| 2271 */ | |
| 2272 | |
| 2273 #ifdef HAVE_SYS_UTSNAME_H | |
| 2274 void | |
| 2275 mch_get_host_name(s, len) | |
| 2276 char_u *s; | |
| 2277 int len; | |
| 2278 { | |
| 2279 struct utsname vutsname; | |
| 2280 | |
| 2281 if (uname(&vutsname) < 0) | |
| 2282 *s = NUL; | |
| 2283 else | |
| 418 | 2284 vim_strncpy(s, (char_u *)vutsname.nodename, len - 1); |
| 7 | 2285 } |
| 2286 #else /* HAVE_SYS_UTSNAME_H */ | |
| 2287 | |
| 2288 # ifdef HAVE_SYS_SYSTEMINFO_H | |
| 2289 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len) | |
| 2290 # endif | |
| 2291 | |
| 2292 void | |
| 2293 mch_get_host_name(s, len) | |
| 2294 char_u *s; | |
| 2295 int len; | |
| 2296 { | |
| 2297 # ifdef VAXC | |
| 2298 vaxc$gethostname((char *)s, len); | |
| 2299 # else | |
| 2300 gethostname((char *)s, len); | |
| 2301 # endif | |
| 2302 s[len - 1] = NUL; /* make sure it's terminated */ | |
| 2303 } | |
| 2304 #endif /* HAVE_SYS_UTSNAME_H */ | |
| 2305 | |
| 2306 /* | |
| 2307 * return process ID | |
| 2308 */ | |
| 2309 long | |
| 2310 mch_get_pid() | |
| 2311 { | |
| 2312 return (long)getpid(); | |
| 2313 } | |
| 2314 | |
| 2315 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD) | |
| 2316 static char *strerror __ARGS((int)); | |
| 2317 | |
| 2318 static char * | |
| 2319 strerror(err) | |
| 2320 int err; | |
| 2321 { | |
| 2322 extern int sys_nerr; | |
| 2323 extern char *sys_errlist[]; | |
| 2324 static char er[20]; | |
| 2325 | |
| 2326 if (err > 0 && err < sys_nerr) | |
| 2327 return (sys_errlist[err]); | |
| 2328 sprintf(er, "Error %d", err); | |
| 2329 return er; | |
| 2330 } | |
| 2331 #endif | |
| 2332 | |
| 2333 /* | |
| 2334 * Get name of current directory into buffer 'buf' of length 'len' bytes. | |
| 2335 * Return OK for success, FAIL for failure. | |
| 2336 */ | |
| 2337 int | |
| 2338 mch_dirname(buf, len) | |
| 2339 char_u *buf; | |
| 2340 int len; | |
| 2341 { | |
| 2342 #if defined(USE_GETCWD) | |
| 2343 if (getcwd((char *)buf, len) == NULL) | |
| 2344 { | |
| 2345 STRCPY(buf, strerror(errno)); | |
| 2346 return FAIL; | |
| 2347 } | |
| 2348 return OK; | |
| 2349 #else | |
| 2350 return (getwd((char *)buf) != NULL ? OK : FAIL); | |
| 2351 #endif | |
| 2352 } | |
| 2353 | |
| 2354 #if defined(OS2) || defined(PROTO) | |
| 2355 /* | |
| 2356 * Replace all slashes by backslashes. | |
| 2357 * When 'shellslash' set do it the other way around. | |
| 2358 */ | |
| 2359 void | |
| 2360 slash_adjust(p) | |
| 2361 char_u *p; | |
| 2362 { | |
| 2363 while (*p) | |
| 2364 { | |
| 2365 if (*p == psepcN) | |
| 2366 *p = psepc; | |
| 39 | 2367 mb_ptr_adv(p); |
| 7 | 2368 } |
| 2369 } | |
| 2370 #endif | |
| 2371 | |
| 2372 /* | |
| 1045 | 2373 * Get absolute file name into "buf[len]". |
| 7 | 2374 * |
| 2375 * return FAIL for failure, OK for success | |
| 2376 */ | |
| 2377 int | |
| 2378 mch_FullName(fname, buf, len, force) | |
| 2379 char_u *fname, *buf; | |
| 2380 int len; | |
| 2381 int force; /* also expand when already absolute path */ | |
| 2382 { | |
| 2383 int l; | |
| 1082 | 2384 #ifdef OS2 |
| 7 | 2385 int only_drive; /* file name is only a drive letter */ |
| 1082 | 2386 #endif |
| 2387 #ifdef HAVE_FCHDIR | |
| 7 | 2388 int fd = -1; |
| 2389 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */ | |
| 1082 | 2390 #endif |
| 7 | 2391 char_u olddir[MAXPATHL]; |
| 2392 char_u *p; | |
| 2393 int retval = OK; | |
| 1615 | 2394 #ifdef __CYGWIN__ |
| 1620 | 2395 char_u posix_fname[MAXPATHL]; /* Cygwin docs mention MAX_PATH, but |
| 2396 it's not always defined */ | |
| 2397 #endif | |
| 7 | 2398 |
| 1082 | 2399 #ifdef VMS |
| 2400 fname = vms_fixfilename(fname); | |
| 2401 #endif | |
| 2402 | |
| 1102 | 2403 #ifdef __CYGWIN__ |
| 2404 /* | |
| 2405 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts". | |
| 2406 */ | |
| 1657 | 2407 # if CYGWIN_VERSION_DLL_MAJOR >= 1007 |
| 2408 cygwin_conv_path(CCP_WIN_A_TO_POSIX, fname, posix_fname, MAXPATHL); | |
| 2409 # else | |
| 1615 | 2410 cygwin_conv_to_posix_path(fname, posix_fname); |
| 1657 | 2411 # endif |
| 1615 | 2412 fname = posix_fname; |
| 1102 | 2413 #endif |
| 2414 | |
| 7 | 2415 /* expand it if forced or not an absolute path */ |
| 2416 if (force || !mch_isFullName(fname)) | |
| 2417 { | |
| 2418 /* | |
| 2419 * If the file name has a path, change to that directory for a moment, | |
| 2420 * and then do the getwd() (and get back to where we were). | |
| 2421 * This will get the correct path name with "../" things. | |
| 2422 */ | |
| 1082 | 2423 #ifdef OS2 |
| 7 | 2424 only_drive = 0; |
| 2425 if (((p = vim_strrchr(fname, '/')) != NULL) | |
| 2426 || ((p = vim_strrchr(fname, '\\')) != NULL) | |
| 2427 || (((p = vim_strchr(fname, ':')) != NULL) && ++only_drive)) | |
| 1082 | 2428 #else |
| 7 | 2429 if ((p = vim_strrchr(fname, '/')) != NULL) |
| 1082 | 2430 #endif |
| 7 | 2431 { |
| 1082 | 2432 #ifdef HAVE_FCHDIR |
| 7 | 2433 /* |
| 2434 * Use fchdir() if possible, it's said to be faster and more | |
| 2435 * reliable. But on SunOS 4 it might not work. Check this by | |
| 2436 * doing a fchdir() right now. | |
| 2437 */ | |
| 2438 if (!dont_fchdir) | |
| 2439 { | |
| 2440 fd = open(".", O_RDONLY | O_EXTRA, 0); | |
| 2441 if (fd >= 0 && fchdir(fd) < 0) | |
| 2442 { | |
| 2443 close(fd); | |
| 2444 fd = -1; | |
| 2445 dont_fchdir = TRUE; /* don't try again */ | |
| 2446 } | |
| 2447 } | |
| 1082 | 2448 #endif |
| 7 | 2449 |
| 2450 /* Only change directory when we are sure we can return to where | |
| 2451 * we are now. After doing "su" chdir(".") might not work. */ | |
| 2452 if ( | |
| 1082 | 2453 #ifdef HAVE_FCHDIR |
| 7 | 2454 fd < 0 && |
| 1082 | 2455 #endif |
| 7 | 2456 (mch_dirname(olddir, MAXPATHL) == FAIL |
| 2457 || mch_chdir((char *)olddir) != 0)) | |
| 2458 { | |
| 2459 p = NULL; /* can't get current dir: don't chdir */ | |
| 2460 retval = FAIL; | |
| 2461 } | |
| 2462 else | |
| 2463 { | |
| 1082 | 2464 #ifdef OS2 |
| 7 | 2465 /* |
| 2466 * compensate for case where ':' from "D:" was the only | |
| 2467 * path separator detected in the file name; the _next_ | |
| 2468 * character has to be removed, and then restored later. | |
| 2469 */ | |
| 2470 if (only_drive) | |
| 2471 p++; | |
| 1082 | 2472 #endif |
| 7 | 2473 /* The directory is copied into buf[], to be able to remove |
| 2474 * the file name without changing it (could be a string in | |
| 2475 * read-only memory) */ | |
| 2476 if (p - fname >= len) | |
| 2477 retval = FAIL; | |
| 2478 else | |
| 2479 { | |
| 418 | 2480 vim_strncpy(buf, fname, p - fname); |
| 7 | 2481 if (mch_chdir((char *)buf)) |
| 2482 retval = FAIL; | |
| 2483 else | |
| 2484 fname = p + 1; | |
| 2485 *buf = NUL; | |
| 2486 } | |
| 1082 | 2487 #ifdef OS2 |
| 7 | 2488 if (only_drive) |
| 2489 { | |
| 2490 p--; | |
| 2491 if (retval != FAIL) | |
| 2492 fname--; | |
| 2493 } | |
| 1082 | 2494 #endif |
| 7 | 2495 } |
| 2496 } | |
| 2497 if (mch_dirname(buf, len) == FAIL) | |
| 2498 { | |
| 2499 retval = FAIL; | |
| 2500 *buf = NUL; | |
| 2501 } | |
| 2502 if (p != NULL) | |
| 2503 { | |
| 1082 | 2504 #ifdef HAVE_FCHDIR |
| 7 | 2505 if (fd >= 0) |
| 2506 { | |
| 1935 | 2507 if (p_verbose >= 5) |
| 2508 { | |
| 2509 verbose_enter(); | |
| 2510 MSG("fchdir() to previous dir"); | |
| 2511 verbose_leave(); | |
| 2512 } | |
| 7 | 2513 l = fchdir(fd); |
| 2514 close(fd); | |
| 2515 } | |
| 2516 else | |
| 1082 | 2517 #endif |
| 7 | 2518 l = mch_chdir((char *)olddir); |
| 2519 if (l != 0) | |
| 2520 EMSG(_(e_prev_dir)); | |
| 2521 } | |
| 2522 | |
| 2523 l = STRLEN(buf); | |
| 3867 | 2524 if (l >= len - 1) |
| 2525 retval = FAIL; /* no space for trailing "/" */ | |
| 1082 | 2526 #ifndef VMS |
| 3867 | 2527 else if (l > 0 && buf[l - 1] != '/' && *fname != NUL |
| 7 | 2528 && STRCMP(fname, ".") != 0) |
| 3867 | 2529 STRCAT(buf, "/"); |
| 1082 | 2530 #endif |
| 7 | 2531 } |
| 1045 | 2532 |
| 7 | 2533 /* Catch file names which are too long. */ |
| 1877 | 2534 if (retval == FAIL || (int)(STRLEN(buf) + STRLEN(fname)) >= len) |
| 7 | 2535 return FAIL; |
| 2536 | |
| 2537 /* Do not append ".", "/dir/." is equal to "/dir". */ | |
| 2538 if (STRCMP(fname, ".") != 0) | |
| 2539 STRCAT(buf, fname); | |
| 2540 | |
| 2541 return OK; | |
| 2542 } | |
| 2543 | |
| 2544 /* | |
| 2545 * Return TRUE if "fname" does not depend on the current directory. | |
| 2546 */ | |
| 2547 int | |
| 2548 mch_isFullName(fname) | |
| 2549 char_u *fname; | |
| 2550 { | |
| 2551 #ifdef __EMX__ | |
| 2552 return _fnisabs(fname); | |
| 2553 #else | |
| 2554 # ifdef VMS | |
| 2555 return ( fname[0] == '/' || fname[0] == '.' || | |
| 2556 strchr((char *)fname,':') || strchr((char *)fname,'"') || | |
| 2557 (strchr((char *)fname,'[') && strchr((char *)fname,']'))|| | |
| 2558 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) ); | |
| 2559 # else | |
| 2560 return (*fname == '/' || *fname == '~'); | |
| 2561 # endif | |
| 2562 #endif | |
| 2563 } | |
| 2564 | |
| 585 | 2565 #if defined(USE_FNAME_CASE) || defined(PROTO) |
| 2566 /* | |
| 2567 * Set the case of the file name, if it already exists. This will cause the | |
| 2568 * file name to remain exactly the same. | |
| 1450 | 2569 * Only required for file systems where case is ignored and preserved. |
| 585 | 2570 */ |
| 2571 void | |
| 2572 fname_case(name, len) | |
| 2573 char_u *name; | |
| 1883 | 2574 int len UNUSED; /* buffer size, only used when name gets longer */ |
| 585 | 2575 { |
| 2576 struct stat st; | |
| 2577 char_u *slash, *tail; | |
| 2578 DIR *dirp; | |
| 2579 struct dirent *dp; | |
| 2580 | |
| 2581 if (lstat((char *)name, &st) >= 0) | |
| 2582 { | |
| 2583 /* Open the directory where the file is located. */ | |
| 2584 slash = vim_strrchr(name, '/'); | |
| 2585 if (slash == NULL) | |
| 2586 { | |
| 2587 dirp = opendir("."); | |
| 2588 tail = name; | |
| 2589 } | |
| 2590 else | |
| 2591 { | |
| 2592 *slash = NUL; | |
| 2593 dirp = opendir((char *)name); | |
| 2594 *slash = '/'; | |
| 2595 tail = slash + 1; | |
| 2596 } | |
| 2597 | |
| 2598 if (dirp != NULL) | |
| 2599 { | |
| 2600 while ((dp = readdir(dirp)) != NULL) | |
| 2601 { | |
| 2602 /* Only accept names that differ in case and are the same byte | |
| 2603 * length. TODO: accept different length name. */ | |
| 2604 if (STRICMP(tail, dp->d_name) == 0 | |
| 2605 && STRLEN(tail) == STRLEN(dp->d_name)) | |
| 2606 { | |
| 2607 char_u newname[MAXPATHL + 1]; | |
| 2608 struct stat st2; | |
| 2609 | |
| 2610 /* Verify the inode is equal. */ | |
| 2611 vim_strncpy(newname, name, MAXPATHL); | |
| 2612 vim_strncpy(newname + (tail - name), (char_u *)dp->d_name, | |
| 2613 MAXPATHL - (tail - name)); | |
| 2614 if (lstat((char *)newname, &st2) >= 0 | |
| 2615 && st.st_ino == st2.st_ino | |
| 2616 && st.st_dev == st2.st_dev) | |
| 2617 { | |
| 2618 STRCPY(tail, dp->d_name); | |
| 2619 break; | |
| 2620 } | |
| 2621 } | |
| 2622 } | |
| 2623 | |
| 2624 closedir(dirp); | |
| 2625 } | |
| 2626 } | |
| 2627 } | |
| 2628 #endif | |
| 2629 | |
| 7 | 2630 /* |
| 2631 * Get file permissions for 'name'. | |
| 2632 * Returns -1 when it doesn't exist. | |
| 2633 */ | |
| 2634 long | |
| 2635 mch_getperm(name) | |
| 2636 char_u *name; | |
| 2637 { | |
| 2638 struct stat statb; | |
| 2639 | |
| 2640 /* Keep the #ifdef outside of stat(), it may be a macro. */ | |
| 2641 #ifdef VMS | |
| 2642 if (stat((char *)vms_fixfilename(name), &statb)) | |
| 2643 #else | |
| 2644 if (stat((char *)name, &statb)) | |
| 2645 #endif | |
| 2646 return -1; | |
| 1350 | 2647 #ifdef __INTERIX |
| 2648 /* The top bit makes the value negative, which means the file doesn't | |
| 2649 * exist. Remove the bit, we don't use it. */ | |
| 2650 return statb.st_mode & ~S_ADDACE; | |
| 2651 #else | |
| 7 | 2652 return statb.st_mode; |
| 1350 | 2653 #endif |
| 7 | 2654 } |
| 2655 | |
| 2656 /* | |
| 2657 * set file permission for 'name' to 'perm' | |
| 2658 * | |
| 2659 * return FAIL for failure, OK otherwise | |
| 2660 */ | |
| 2661 int | |
| 2662 mch_setperm(name, perm) | |
| 2663 char_u *name; | |
| 2664 long perm; | |
| 2665 { | |
| 2666 return (chmod((char *) | |
| 2667 #ifdef VMS | |
| 2668 vms_fixfilename(name), | |
| 2669 #else | |
| 2670 name, | |
| 2671 #endif | |
| 2672 (mode_t)perm) == 0 ? OK : FAIL); | |
| 2673 } | |
| 2674 | |
| 2675 #if defined(HAVE_ACL) || defined(PROTO) | |
| 2676 # ifdef HAVE_SYS_ACL_H | |
| 2677 # include <sys/acl.h> | |
| 2678 # endif | |
| 2679 # ifdef HAVE_SYS_ACCESS_H | |
| 2680 # include <sys/access.h> | |
| 2681 # endif | |
| 2682 | |
| 2683 # ifdef HAVE_SOLARIS_ACL | |
| 2684 typedef struct vim_acl_solaris_T { | |
| 2685 int acl_cnt; | |
| 2686 aclent_t *acl_entry; | |
| 2687 } vim_acl_solaris_T; | |
| 2688 # endif | |
| 2689 | |
| 1583 | 2690 #if defined(HAVE_SELINUX) || defined(PROTO) |
| 2691 /* | |
| 2692 * Copy security info from "from_file" to "to_file". | |
| 2693 */ | |
| 2694 void | |
| 2695 mch_copy_sec(from_file, to_file) | |
| 2696 char_u *from_file; | |
| 2697 char_u *to_file; | |
| 2698 { | |
| 2699 if (from_file == NULL) | |
| 2700 return; | |
| 2701 | |
| 2702 if (selinux_enabled == -1) | |
| 2703 selinux_enabled = is_selinux_enabled(); | |
| 2704 | |
| 2705 if (selinux_enabled > 0) | |
| 2706 { | |
| 2707 security_context_t from_context = NULL; | |
| 2708 security_context_t to_context = NULL; | |
| 2709 | |
| 2710 if (getfilecon((char *)from_file, &from_context) < 0) | |
| 2711 { | |
| 2712 /* If the filesystem doesn't support extended attributes, | |
| 2713 the original had no special security context and the | |
| 2714 target cannot have one either. */ | |
| 2715 if (errno == EOPNOTSUPP) | |
| 2716 return; | |
| 2717 | |
| 2718 MSG_PUTS(_("\nCould not get security context for ")); | |
| 2719 msg_outtrans(from_file); | |
| 2720 msg_putchar('\n'); | |
| 2721 return; | |
| 2722 } | |
| 2723 if (getfilecon((char *)to_file, &to_context) < 0) | |
| 2724 { | |
| 2725 MSG_PUTS(_("\nCould not get security context for ")); | |
| 2726 msg_outtrans(to_file); | |
| 2727 msg_putchar('\n'); | |
| 2728 freecon (from_context); | |
| 2729 return ; | |
| 2730 } | |
| 2731 if (strcmp(from_context, to_context) != 0) | |
| 2732 { | |
| 2733 if (setfilecon((char *)to_file, from_context) < 0) | |
| 2734 { | |
| 2735 MSG_PUTS(_("\nCould not set security context for ")); | |
| 2736 msg_outtrans(to_file); | |
| 2737 msg_putchar('\n'); | |
| 2738 } | |
| 2739 } | |
| 2740 freecon(to_context); | |
| 2741 freecon(from_context); | |
| 2742 } | |
| 2743 } | |
| 2744 #endif /* HAVE_SELINUX */ | |
| 2745 | |
| 7 | 2746 /* |
| 2747 * Return a pointer to the ACL of file "fname" in allocated memory. | |
| 2748 * Return NULL if the ACL is not available for whatever reason. | |
| 2749 */ | |
| 2750 vim_acl_T | |
| 2751 mch_get_acl(fname) | |
| 1877 | 2752 char_u *fname UNUSED; |
| 7 | 2753 { |
| 2754 vim_acl_T ret = NULL; | |
| 2755 #ifdef HAVE_POSIX_ACL | |
| 2756 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS); | |
| 2757 #else | |
| 3330 | 2758 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2759 acl_t *aclent; | |
| 2760 | |
| 2761 if (acl_get((char *)fname, 0, &aclent) < 0) | |
| 2762 return NULL; | |
| 2763 ret = (vim_acl_T)aclent; | |
| 2764 #else | |
| 7 | 2765 #ifdef HAVE_SOLARIS_ACL |
| 2766 vim_acl_solaris_T *aclent; | |
| 2767 | |
| 2768 aclent = malloc(sizeof(vim_acl_solaris_T)); | |
| 2769 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0) | |
| 2770 { | |
| 2771 free(aclent); | |
| 2772 return NULL; | |
| 2773 } | |
| 2774 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t)); | |
| 2775 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0) | |
| 2776 { | |
| 2777 free(aclent->acl_entry); | |
| 2778 free(aclent); | |
| 2779 return NULL; | |
| 2780 } | |
| 2781 ret = (vim_acl_T)aclent; | |
| 2782 #else | |
| 2783 #if defined(HAVE_AIX_ACL) | |
| 2784 int aclsize; | |
| 2785 struct acl *aclent; | |
| 2786 | |
| 2787 aclsize = sizeof(struct acl); | |
| 2788 aclent = malloc(aclsize); | |
| 2789 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
| 2790 { | |
| 2791 if (errno == ENOSPC) | |
| 2792 { | |
| 2793 aclsize = aclent->acl_len; | |
| 2794 aclent = realloc(aclent, aclsize); | |
| 2795 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0) | |
| 2796 { | |
| 2797 free(aclent); | |
| 2798 return NULL; | |
| 2799 } | |
| 2800 } | |
| 2801 else | |
| 2802 { | |
| 2803 free(aclent); | |
| 2804 return NULL; | |
| 2805 } | |
| 2806 } | |
| 2807 ret = (vim_acl_T)aclent; | |
| 2808 #endif /* HAVE_AIX_ACL */ | |
| 2809 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2810 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2811 #endif /* HAVE_POSIX_ACL */ |
| 2812 return ret; | |
| 2813 } | |
| 2814 | |
| 2815 /* | |
| 2816 * Set the ACL of file "fname" to "acl" (unless it's NULL). | |
| 2817 */ | |
| 2818 void | |
| 2819 mch_set_acl(fname, aclent) | |
| 1877 | 2820 char_u *fname UNUSED; |
| 7 | 2821 vim_acl_T aclent; |
| 2822 { | |
| 2823 if (aclent == NULL) | |
| 2824 return; | |
| 2825 #ifdef HAVE_POSIX_ACL | |
| 2826 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent); | |
| 2827 #else | |
| 3330 | 2828 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2829 acl_set((char *)fname, (acl_t *)aclent); | |
| 2830 #else | |
| 7 | 2831 #ifdef HAVE_SOLARIS_ACL |
| 2832 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt, | |
| 2833 ((vim_acl_solaris_T *)aclent)->acl_entry); | |
| 2834 #else | |
| 2835 #ifdef HAVE_AIX_ACL | |
| 2836 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len); | |
| 2837 #endif /* HAVE_AIX_ACL */ | |
| 2838 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2839 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2840 #endif /* HAVE_POSIX_ACL */ |
| 2841 } | |
| 2842 | |
| 2843 void | |
| 2844 mch_free_acl(aclent) | |
| 2845 vim_acl_T aclent; | |
| 2846 { | |
| 2847 if (aclent == NULL) | |
| 2848 return; | |
| 2849 #ifdef HAVE_POSIX_ACL | |
| 2850 acl_free((acl_t)aclent); | |
| 2851 #else | |
| 3330 | 2852 #ifdef HAVE_SOLARIS_ZFS_ACL |
| 2853 acl_free((acl_t *)aclent); | |
| 2854 #else | |
| 7 | 2855 #ifdef HAVE_SOLARIS_ACL |
| 2856 free(((vim_acl_solaris_T *)aclent)->acl_entry); | |
| 2857 free(aclent); | |
| 2858 #else | |
| 2859 #ifdef HAVE_AIX_ACL | |
| 2860 free(aclent); | |
| 2861 #endif /* HAVE_AIX_ACL */ | |
| 2862 #endif /* HAVE_SOLARIS_ACL */ | |
| 3330 | 2863 #endif /* HAVE_SOLARIS_ZFS_ACL */ |
| 7 | 2864 #endif /* HAVE_POSIX_ACL */ |
| 2865 } | |
| 2866 #endif | |
| 2867 | |
| 2868 /* | |
| 2869 * Set hidden flag for "name". | |
| 2870 */ | |
| 2871 void | |
| 2872 mch_hide(name) | |
| 1877 | 2873 char_u *name UNUSED; |
| 7 | 2874 { |
| 2875 /* can't hide a file */ | |
| 2876 } | |
| 2877 | |
| 2878 /* | |
| 2879 * return TRUE if "name" is a directory | |
| 2880 * return FALSE if "name" is not a directory | |
| 2881 * return FALSE for error | |
| 2882 */ | |
| 2883 int | |
| 2884 mch_isdir(name) | |
| 2885 char_u *name; | |
| 2886 { | |
| 2887 struct stat statb; | |
| 2888 | |
| 2889 if (*name == NUL) /* Some stat()s don't flag "" as an error. */ | |
| 2890 return FALSE; | |
| 2891 if (stat((char *)name, &statb)) | |
| 2892 return FALSE; | |
| 2893 #ifdef _POSIX_SOURCE | |
| 2894 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE); | |
| 2895 #else | |
| 2896 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE); | |
| 2897 #endif | |
| 2898 } | |
| 2899 | |
| 2900 static int executable_file __ARGS((char_u *name)); | |
| 2901 | |
| 2902 /* | |
| 2903 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist. | |
| 2904 */ | |
| 2905 static int | |
| 2906 executable_file(name) | |
| 2907 char_u *name; | |
| 2908 { | |
| 2909 struct stat st; | |
| 2910 | |
| 2911 if (stat((char *)name, &st)) | |
| 2912 return 0; | |
| 2913 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0; | |
| 2914 } | |
| 2915 | |
| 2916 /* | |
| 2917 * Return 1 if "name" can be found in $PATH and executed, 0 if not. | |
| 2918 * Return -1 if unknown. | |
| 2919 */ | |
| 2920 int | |
| 2921 mch_can_exe(name) | |
| 2922 char_u *name; | |
| 2923 { | |
| 2924 char_u *buf; | |
| 2925 char_u *p, *e; | |
| 2926 int retval; | |
| 2927 | |
| 2928 /* If it's an absolute or relative path don't need to use $PATH. */ | |
| 2929 if (mch_isFullName(name) || (name[0] == '.' && (name[1] == '/' | |
| 2930 || (name[1] == '.' && name[2] == '/')))) | |
| 2931 return executable_file(name); | |
| 2932 | |
| 2933 p = (char_u *)getenv("PATH"); | |
| 2934 if (p == NULL || *p == NUL) | |
| 2935 return -1; | |
| 2936 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2)); | |
| 2937 if (buf == NULL) | |
| 2938 return -1; | |
| 2939 | |
| 2940 /* | |
| 2941 * Walk through all entries in $PATH to check if "name" exists there and | |
| 2942 * is an executable file. | |
| 2943 */ | |
| 2944 for (;;) | |
| 2945 { | |
| 2946 e = (char_u *)strchr((char *)p, ':'); | |
| 2947 if (e == NULL) | |
| 2948 e = p + STRLEN(p); | |
| 2949 if (e - p <= 1) /* empty entry means current dir */ | |
| 2950 STRCPY(buf, "./"); | |
| 2951 else | |
| 2952 { | |
| 418 | 2953 vim_strncpy(buf, p, e - p); |
| 7 | 2954 add_pathsep(buf); |
| 2955 } | |
| 2956 STRCAT(buf, name); | |
| 2957 retval = executable_file(buf); | |
| 2958 if (retval == 1) | |
| 2959 break; | |
| 2960 | |
| 2961 if (*e != ':') | |
| 2962 break; | |
| 2963 p = e + 1; | |
| 2964 } | |
| 2965 | |
| 2966 vim_free(buf); | |
| 2967 return retval; | |
| 2968 } | |
| 2969 | |
| 2970 /* | |
| 2971 * Check what "name" is: | |
| 2972 * NODE_NORMAL: file or directory (or doesn't exist) | |
| 2973 * NODE_WRITABLE: writable device, socket, fifo, etc. | |
| 2974 * NODE_OTHER: non-writable things | |
| 2975 */ | |
| 2976 int | |
| 2977 mch_nodetype(name) | |
| 2978 char_u *name; | |
| 2979 { | |
| 2980 struct stat st; | |
| 2981 | |
| 2982 if (stat((char *)name, &st)) | |
| 2983 return NODE_NORMAL; | |
| 2984 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode)) | |
| 2985 return NODE_NORMAL; | |
| 2986 #ifndef OS2 | |
| 2987 if (S_ISBLK(st.st_mode)) /* block device isn't writable */ | |
| 2988 return NODE_OTHER; | |
| 2989 #endif | |
| 2990 /* Everything else is writable? */ | |
| 2991 return NODE_WRITABLE; | |
| 2992 } | |
| 2993 | |
| 2994 void | |
| 2995 mch_early_init() | |
| 2996 { | |
| 2997 #ifdef HAVE_CHECK_STACK_GROWTH | |
| 2998 int i; | |
| 180 | 2999 |
| 7 | 3000 check_stack_growth((char *)&i); |
| 3001 | |
| 180 | 3002 # ifdef HAVE_STACK_LIMIT |
| 7 | 3003 get_stack_limit(); |
| 3004 # endif | |
| 3005 | |
| 3006 #endif | |
| 3007 | |
| 3008 /* | |
| 3009 * Setup an alternative stack for signals. Helps to catch signals when | |
| 3010 * running out of stack space. | |
| 3011 * Use of sigaltstack() is preferred, it's more portable. | |
| 3012 * Ignore any errors. | |
| 3013 */ | |
| 3014 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 1737 | 3015 signal_stack = (char *)alloc(SIGSTKSZ); |
| 7 | 3016 init_signal_stack(); |
| 3017 #endif | |
| 3018 } | |
| 3019 | |
| 355 | 3020 #if defined(EXITFREE) || defined(PROTO) |
| 3021 void | |
| 3022 mch_free_mem() | |
| 3023 { | |
| 359 | 3024 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 3025 if (clip_star.owned) | |
| 3026 clip_lose_selection(&clip_star); | |
| 3027 if (clip_plus.owned) | |
| 3028 clip_lose_selection(&clip_plus); | |
| 355 | 3029 # endif |
| 1605 | 3030 # if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD) |
| 355 | 3031 if (xterm_Shell != (Widget)0) |
| 3032 XtDestroyWidget(xterm_Shell); | |
| 1605 | 3033 # ifndef LESSTIF_VERSION |
| 3034 /* Lesstif crashes here, lose some memory */ | |
| 355 | 3035 if (xterm_dpy != NULL) |
| 3036 XtCloseDisplay(xterm_dpy); | |
| 3037 if (app_context != (XtAppContext)NULL) | |
| 1605 | 3038 { |
| 355 | 3039 XtDestroyApplicationContext(app_context); |
| 1605 | 3040 # ifdef FEAT_X11 |
| 3041 x11_display = NULL; /* freed by XtDestroyApplicationContext() */ | |
| 3042 # endif | |
| 3043 } | |
| 3044 # endif | |
| 355 | 3045 # endif |
|
2277
f42e0b5ff9e9
Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
2275
diff
changeset
|
3046 # if defined(FEAT_X11) |
| 1605 | 3047 if (x11_display != NULL |
| 3048 # ifdef FEAT_XCLIPBOARD | |
| 3049 && x11_display != xterm_dpy | |
| 3050 # endif | |
| 3051 ) | |
| 359 | 3052 XCloseDisplay(x11_display); |
| 3053 # endif | |
| 3054 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK) | |
| 3055 vim_free(signal_stack); | |
| 3056 signal_stack = NULL; | |
| 3057 # endif | |
| 3058 # ifdef FEAT_TITLE | |
| 3059 vim_free(oldtitle); | |
| 3060 vim_free(oldicon); | |
| 3061 # endif | |
| 355 | 3062 } |
| 3063 #endif | |
| 3064 | |
| 7 | 3065 static void exit_scroll __ARGS((void)); |
| 3066 | |
| 3067 /* | |
| 3068 * Output a newline when exiting. | |
| 3069 * Make sure the newline goes to the same stream as the text. | |
| 3070 */ | |
| 3071 static void | |
| 3072 exit_scroll() | |
| 3073 { | |
| 167 | 3074 if (silent_mode) |
| 3075 return; | |
| 7 | 3076 if (newline_on_exit || msg_didout) |
| 3077 { | |
| 3078 if (msg_use_printf()) | |
| 3079 { | |
| 3080 if (info_message) | |
| 3081 mch_msg("\n"); | |
| 3082 else | |
| 3083 mch_errmsg("\r\n"); | |
| 3084 } | |
| 3085 else | |
| 3086 out_char('\n'); | |
| 3087 } | |
| 3088 else | |
| 3089 { | |
| 3090 restore_cterm_colors(); /* get original colors back */ | |
| 3091 msg_clr_eos_force(); /* clear the rest of the display */ | |
| 3092 windgoto((int)Rows - 1, 0); /* may have moved the cursor */ | |
| 3093 } | |
| 3094 } | |
| 3095 | |
| 3096 void | |
| 3097 mch_exit(r) | |
| 3098 int r; | |
| 3099 { | |
| 3100 exiting = TRUE; | |
| 3101 | |
| 3102 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD) | |
| 3103 x11_export_final_selection(); | |
| 3104 #endif | |
| 3105 | |
| 3106 #ifdef FEAT_GUI | |
| 3107 if (!gui.in_use) | |
| 3108 #endif | |
| 3109 { | |
| 3110 settmode(TMODE_COOK); | |
| 3111 #ifdef FEAT_TITLE | |
| 3112 mch_restore_title(3); /* restore xterm title and icon name */ | |
| 3113 #endif | |
| 3114 /* | |
| 3115 * When t_ti is not empty but it doesn't cause swapping terminal | |
| 3116 * pages, need to output a newline when msg_didout is set. But when | |
| 3117 * t_ti does swap pages it should not go to the shell page. Do this | |
| 3118 * before stoptermcap(). | |
| 3119 */ | |
| 3120 if (swapping_screen() && !newline_on_exit) | |
| 3121 exit_scroll(); | |
| 3122 | |
| 3123 /* Stop termcap: May need to check for T_CRV response, which | |
| 3124 * requires RAW mode. */ | |
| 3125 stoptermcap(); | |
| 3126 | |
| 3127 /* | |
| 3128 * A newline is only required after a message in the alternate screen. | |
| 3129 * This is set to TRUE by wait_return(). | |
| 3130 */ | |
| 3131 if (!swapping_screen() || newline_on_exit) | |
| 3132 exit_scroll(); | |
| 3133 | |
| 3134 /* Cursor may have been switched off without calling starttermcap() | |
| 3135 * when doing "vim -u vimrc" and vimrc contains ":q". */ | |
| 3136 if (full_screen) | |
| 3137 cursor_on(); | |
| 3138 } | |
| 3139 out_flush(); | |
| 3140 ml_close_all(TRUE); /* remove all memfiles */ | |
| 3141 may_core_dump(); | |
| 3142 #ifdef FEAT_GUI | |
| 3143 if (gui.in_use) | |
| 3144 gui_exit(r); | |
| 3145 #endif | |
| 167 | 3146 |
| 765 | 3147 #ifdef MACOS_CONVERT |
| 167 | 3148 mac_conv_cleanup(); |
| 3149 #endif | |
| 3150 | |
| 7 | 3151 #ifdef __QNX__ |
| 3152 /* A core dump won't be created if the signal handler | |
| 3153 * doesn't return, so we can't call exit() */ | |
| 3154 if (deadly_signal != 0) | |
| 3155 return; | |
| 3156 #endif | |
| 3157 | |
| 33 | 3158 #ifdef FEAT_NETBEANS_INTG |
| 2210 | 3159 netbeans_send_disconnect(); |
| 33 | 3160 #endif |
| 355 | 3161 |
| 3162 #ifdef EXITFREE | |
| 3163 free_all_mem(); | |
| 3164 #endif | |
| 3165 | |
| 7 | 3166 exit(r); |
| 3167 } | |
| 3168 | |
| 3169 static void | |
| 3170 may_core_dump() | |
| 3171 { | |
| 3172 if (deadly_signal != 0) | |
| 3173 { | |
| 3174 signal(deadly_signal, SIG_DFL); | |
| 3175 kill(getpid(), deadly_signal); /* Die using the signal we caught */ | |
| 3176 } | |
| 3177 } | |
| 3178 | |
| 3179 #ifndef VMS | |
| 3180 | |
| 3181 void | |
| 3182 mch_settmode(tmode) | |
| 3183 int tmode; | |
| 3184 { | |
| 3185 static int first = TRUE; | |
| 3186 | |
| 3187 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
| 3188 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
| 3189 /* | |
| 3190 * for "new" tty systems | |
| 3191 */ | |
| 3192 # ifdef HAVE_TERMIOS_H | |
| 3193 static struct termios told; | |
| 3194 struct termios tnew; | |
| 3195 # else | |
| 3196 static struct termio told; | |
| 3197 struct termio tnew; | |
| 3198 # endif | |
| 3199 | |
| 3200 if (first) | |
| 3201 { | |
| 3202 first = FALSE; | |
| 3203 # if defined(HAVE_TERMIOS_H) | |
| 3204 tcgetattr(read_cmd_fd, &told); | |
| 3205 # else | |
| 3206 ioctl(read_cmd_fd, TCGETA, &told); | |
| 3207 # endif | |
| 3208 } | |
| 3209 | |
| 3210 tnew = told; | |
| 3211 if (tmode == TMODE_RAW) | |
| 3212 { | |
| 3213 /* | |
| 3214 * ~ICRNL enables typing ^V^M | |
| 3215 */ | |
| 3216 tnew.c_iflag &= ~ICRNL; | |
| 3217 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE | |
| 3218 # if defined(IEXTEN) && !defined(__MINT__) | |
| 3219 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */ | |
| 3220 /* but it breaks function keys on MINT */ | |
| 3221 # endif | |
| 3222 ); | |
| 3223 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */ | |
| 3224 tnew.c_oflag &= ~ONLCR; | |
| 3225 # endif | |
| 3226 tnew.c_cc[VMIN] = 1; /* return after 1 char */ | |
| 3227 tnew.c_cc[VTIME] = 0; /* don't wait */ | |
| 3228 } | |
| 3229 else if (tmode == TMODE_SLEEP) | |
| 3230 tnew.c_lflag &= ~(ECHO); | |
| 3231 | |
| 3232 # if defined(HAVE_TERMIOS_H) | |
| 3233 { | |
| 3234 int n = 10; | |
| 3235 | |
| 3236 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a | |
| 3237 * few times. */ | |
| 3238 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1 | |
| 3239 && errno == EINTR && n > 0) | |
| 3240 --n; | |
| 3241 } | |
| 3242 # else | |
| 3243 ioctl(read_cmd_fd, TCSETA, &tnew); | |
| 3244 # endif | |
| 3245 | |
| 3246 #else | |
| 3247 | |
| 3248 /* | |
| 3249 * for "old" tty systems | |
| 3250 */ | |
| 3251 # ifndef TIOCSETN | |
| 3252 # define TIOCSETN TIOCSETP /* for hpux 9.0 */ | |
| 3253 # endif | |
| 3254 static struct sgttyb ttybold; | |
| 3255 struct sgttyb ttybnew; | |
| 3256 | |
| 3257 if (first) | |
| 3258 { | |
| 3259 first = FALSE; | |
| 3260 ioctl(read_cmd_fd, TIOCGETP, &ttybold); | |
| 3261 } | |
| 3262 | |
| 3263 ttybnew = ttybold; | |
| 3264 if (tmode == TMODE_RAW) | |
| 3265 { | |
| 3266 ttybnew.sg_flags &= ~(CRMOD | ECHO); | |
| 3267 ttybnew.sg_flags |= RAW; | |
| 3268 } | |
| 3269 else if (tmode == TMODE_SLEEP) | |
| 3270 ttybnew.sg_flags &= ~(ECHO); | |
| 3271 ioctl(read_cmd_fd, TIOCSETN, &ttybnew); | |
| 3272 #endif | |
| 3273 curr_tmode = tmode; | |
| 3274 } | |
| 3275 | |
| 3276 /* | |
| 3277 * Try to get the code for "t_kb" from the stty setting | |
| 3278 * | |
| 3279 * Even if termcap claims a backspace key, the user's setting *should* | |
| 3280 * prevail. stty knows more about reality than termcap does, and if | |
| 3281 * somebody's usual erase key is DEL (which, for most BSD users, it will | |
| 3282 * be), they're going to get really annoyed if their erase key starts | |
| 3283 * doing forward deletes for no reason. (Eric Fischer) | |
| 3284 */ | |
| 3285 void | |
| 3286 get_stty() | |
| 3287 { | |
| 3288 char_u buf[2]; | |
| 3289 char_u *p; | |
| 3290 | |
| 3291 /* Why is NeXT excluded here (and not in os_unixx.h)? */ | |
| 3292 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__) | |
| 3293 /* for "new" tty systems */ | |
| 3294 # ifdef HAVE_TERMIOS_H | |
| 3295 struct termios keys; | |
| 3296 # else | |
| 3297 struct termio keys; | |
| 3298 # endif | |
| 3299 | |
| 3300 # if defined(HAVE_TERMIOS_H) | |
| 3301 if (tcgetattr(read_cmd_fd, &keys) != -1) | |
| 3302 # else | |
| 3303 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1) | |
| 3304 # endif | |
| 3305 { | |
| 3306 buf[0] = keys.c_cc[VERASE]; | |
| 3307 intr_char = keys.c_cc[VINTR]; | |
| 3308 #else | |
| 3309 /* for "old" tty systems */ | |
| 3310 struct sgttyb keys; | |
| 3311 | |
| 3312 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1) | |
| 3313 { | |
| 3314 buf[0] = keys.sg_erase; | |
| 3315 intr_char = keys.sg_kill; | |
| 3316 #endif | |
| 3317 buf[1] = NUL; | |
| 3318 add_termcode((char_u *)"kb", buf, FALSE); | |
| 3319 | |
| 3320 /* | |
| 3321 * If <BS> and <DEL> are now the same, redefine <DEL>. | |
| 3322 */ | |
| 3323 p = find_termcode((char_u *)"kD"); | |
| 3324 if (p != NULL && p[0] == buf[0] && p[1] == buf[1]) | |
| 3325 do_fixdel(NULL); | |
| 3326 } | |
| 3327 #if 0 | |
| 3328 } /* to keep cindent happy */ | |
| 3329 #endif | |
| 3330 } | |
| 3331 | |
| 3332 #endif /* VMS */ | |
| 3333 | |
| 3334 #if defined(FEAT_MOUSE_TTY) || defined(PROTO) | |
| 3335 /* | |
| 3336 * Set mouse clicks on or off. | |
| 3337 */ | |
| 3338 void | |
| 3339 mch_setmouse(on) | |
| 3340 int on; | |
| 3341 { | |
| 3342 static int ison = FALSE; | |
| 3343 int xterm_mouse_vers; | |
| 3344 | |
| 3345 if (on == ison) /* return quickly if nothing to do */ | |
| 3346 return; | |
| 3347 | |
| 3348 xterm_mouse_vers = use_xterm_mouse(); | |
| 3145 | 3349 |
| 3350 # ifdef FEAT_MOUSE_URXVT | |
| 3746 | 3351 if (ttym_flags == TTYM_URXVT) |
| 3352 { | |
| 3145 | 3353 out_str_nf((char_u *) |
| 3354 (on | |
| 3355 ? IF_EB("\033[?1015h", ESC_STR "[?1015h") | |
| 3356 : IF_EB("\033[?1015l", ESC_STR "[?1015l"))); | |
| 3357 ison = on; | |
| 3358 } | |
| 3359 # endif | |
| 3360 | |
| 3746 | 3361 # ifdef FEAT_MOUSE_SGR |
| 3362 if (ttym_flags == TTYM_SGR) | |
| 3363 { | |
| 3364 out_str_nf((char_u *) | |
| 3365 (on | |
| 3366 ? IF_EB("\033[?1006h", ESC_STR "[?1006h") | |
| 3367 : IF_EB("\033[?1006l", ESC_STR "[?1006l"))); | |
| 3368 ison = on; | |
| 3369 } | |
| 3370 # endif | |
| 3371 | |
| 7 | 3372 if (xterm_mouse_vers > 0) |
| 3373 { | |
| 3374 if (on) /* enable mouse events, use mouse tracking if available */ | |
| 3375 out_str_nf((char_u *) | |
| 3376 (xterm_mouse_vers > 1 | |
| 3377 ? IF_EB("\033[?1002h", ESC_STR "[?1002h") | |
| 3378 : IF_EB("\033[?1000h", ESC_STR "[?1000h"))); | |
| 3379 else /* disable mouse events, could probably always send the same */ | |
| 3380 out_str_nf((char_u *) | |
| 3381 (xterm_mouse_vers > 1 | |
| 3382 ? IF_EB("\033[?1002l", ESC_STR "[?1002l") | |
| 3383 : IF_EB("\033[?1000l", ESC_STR "[?1000l"))); | |
| 3384 ison = on; | |
| 3385 } | |
| 3386 | |
| 3387 # ifdef FEAT_MOUSE_DEC | |
| 3388 else if (ttym_flags == TTYM_DEC) | |
| 3389 { | |
| 3390 if (on) /* enable mouse events */ | |
| 3391 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{"); | |
| 3392 else /* disable mouse events */ | |
| 3393 out_str_nf((char_u *)"\033['z"); | |
| 3394 ison = on; | |
| 3395 } | |
| 3396 # endif | |
| 3397 | |
| 3398 # ifdef FEAT_MOUSE_GPM | |
| 3399 else | |
| 3400 { | |
| 3401 if (on) | |
| 3402 { | |
| 3403 if (gpm_open()) | |
| 3404 ison = TRUE; | |
| 3405 } | |
| 3406 else | |
| 3407 { | |
| 3408 gpm_close(); | |
| 3409 ison = FALSE; | |
| 3410 } | |
| 3411 } | |
| 3412 # endif | |
| 3413 | |
| 1620 | 3414 # ifdef FEAT_SYSMOUSE |
| 3415 else | |
| 3416 { | |
| 3417 if (on) | |
| 3418 { | |
| 3419 if (sysmouse_open() == OK) | |
| 3420 ison = TRUE; | |
| 3421 } | |
| 3422 else | |
| 3423 { | |
| 3424 sysmouse_close(); | |
| 3425 ison = FALSE; | |
| 3426 } | |
| 3427 } | |
| 3428 # endif | |
| 3429 | |
| 7 | 3430 # ifdef FEAT_MOUSE_JSB |
| 3431 else | |
| 3432 { | |
| 3433 if (on) | |
| 3434 { | |
| 3435 /* D - Enable Mouse up/down messages | |
| 3436 * L - Enable Left Button Reporting | |
| 3437 * M - Enable Middle Button Reporting | |
| 3438 * R - Enable Right Button Reporting | |
| 3439 * K - Enable SHIFT and CTRL key Reporting | |
| 3440 * + - Enable Advanced messaging of mouse moves and up/down messages | |
| 3441 * Q - Quiet No Ack | |
| 3442 * # - Numeric value of mouse pointer required | |
| 3443 * 0 = Multiview 2000 cursor, used as standard | |
| 3444 * 1 = Windows Arrow | |
| 3445 * 2 = Windows I Beam | |
| 3446 * 3 = Windows Hour Glass | |
| 3447 * 4 = Windows Cross Hair | |
| 3448 * 5 = Windows UP Arrow | |
| 3449 */ | |
| 3450 #ifdef JSBTERM_MOUSE_NONADVANCED /* Disables full feedback of pointer movements */ | |
| 3451 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\", | |
| 3452 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\")); | |
| 3453 #else | |
| 3454 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\", | |
| 3455 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\")); | |
| 3456 #endif | |
| 3457 ison = TRUE; | |
| 3458 } | |
| 3459 else | |
| 3460 { | |
| 3461 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\", | |
| 3462 ESC_STR "[0~ZwQ" ESC_STR "\\")); | |
| 3463 ison = FALSE; | |
| 3464 } | |
| 3465 } | |
| 3466 # endif | |
| 3467 # ifdef FEAT_MOUSE_PTERM | |
| 3468 else | |
| 3469 { | |
| 3470 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */ | |
| 3471 if (on) | |
| 3472 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l"); | |
| 3473 else | |
| 3474 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h"); | |
| 3475 ison = on; | |
| 3476 } | |
| 3477 # endif | |
| 3478 } | |
| 3479 | |
| 3480 /* | |
| 3481 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options. | |
| 3482 */ | |
| 3483 void | |
| 3484 check_mouse_termcode() | |
| 3485 { | |
| 3486 # ifdef FEAT_MOUSE_XTERM | |
| 3487 if (use_xterm_mouse() | |
| 3145 | 3488 # ifdef FEAT_MOUSE_URXVT |
| 3489 && use_xterm_mouse() != 3 | |
| 3490 # endif | |
| 7 | 3491 # ifdef FEAT_GUI |
| 3492 && !gui.in_use | |
| 3493 # endif | |
| 3494 ) | |
| 3495 { | |
| 3496 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 180 | 3497 ? IF_EB("\233M", CSI_STR "M") |
| 3498 : IF_EB("\033[M", ESC_STR "[M"))); | |
| 7 | 3499 if (*p_mouse != NUL) |
| 3500 { | |
| 3501 /* force mouse off and maybe on to send possibly new mouse | |
| 3502 * activation sequence to the xterm, with(out) drag tracing. */ | |
| 3503 mch_setmouse(FALSE); | |
| 3504 setmouse(); | |
| 3505 } | |
| 3506 } | |
| 3507 else | |
| 3508 del_mouse_termcode(KS_MOUSE); | |
| 3509 # endif | |
| 3510 | |
| 3511 # ifdef FEAT_MOUSE_GPM | |
| 3512 if (!use_xterm_mouse() | |
| 3513 # ifdef FEAT_GUI | |
| 3514 && !gui.in_use | |
| 3515 # endif | |
| 3516 ) | |
| 3517 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG")); | |
| 3518 # endif | |
| 3519 | |
| 1620 | 3520 # ifdef FEAT_SYSMOUSE |
| 3521 if (!use_xterm_mouse() | |
| 3522 # ifdef FEAT_GUI | |
| 3523 && !gui.in_use | |
| 3524 # endif | |
| 3525 ) | |
| 3526 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MS", ESC_STR "MS")); | |
| 3527 # endif | |
| 3528 | |
| 7 | 3529 # ifdef FEAT_MOUSE_JSB |
| 3530 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */ | |
| 3531 if (!use_xterm_mouse() | |
| 3532 # ifdef FEAT_GUI | |
| 3533 && !gui.in_use | |
| 3534 # endif | |
| 3535 ) | |
| 3536 set_mouse_termcode(KS_JSBTERM_MOUSE, | |
| 3537 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw")); | |
| 3538 else | |
| 3539 del_mouse_termcode(KS_JSBTERM_MOUSE); | |
| 3540 # endif | |
| 3541 | |
| 3542 # ifdef FEAT_MOUSE_NET | |
| 180 | 3543 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't |
| 7 | 3544 * define it in the GUI or when using an xterm. */ |
| 3545 if (!use_xterm_mouse() | |
| 3546 # ifdef FEAT_GUI | |
| 3547 && !gui.in_use | |
| 3548 # endif | |
| 3549 ) | |
| 3550 set_mouse_termcode(KS_NETTERM_MOUSE, | |
| 3551 (char_u *)IF_EB("\033}", ESC_STR "}")); | |
| 3552 else | |
| 3553 del_mouse_termcode(KS_NETTERM_MOUSE); | |
| 3554 # endif | |
| 3555 | |
| 3556 # ifdef FEAT_MOUSE_DEC | |
| 3557 /* conflicts with xterm mouse: "\033[" and "\033[M" */ | |
| 3558 if (!use_xterm_mouse() | |
| 3559 # ifdef FEAT_GUI | |
| 3560 && !gui.in_use | |
| 3561 # endif | |
| 3562 ) | |
| 180 | 3563 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME) |
| 3564 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "["))); | |
| 7 | 3565 else |
| 3566 del_mouse_termcode(KS_DEC_MOUSE); | |
| 3567 # endif | |
| 3568 # ifdef FEAT_MOUSE_PTERM | |
| 3569 /* same as the dec mouse */ | |
| 3570 if (!use_xterm_mouse() | |
| 3571 # ifdef FEAT_GUI | |
| 3572 && !gui.in_use | |
| 3573 # endif | |
| 3574 ) | |
| 3575 set_mouse_termcode(KS_PTERM_MOUSE, | |
| 3576 (char_u *) IF_EB("\033[", ESC_STR "[")); | |
| 3577 else | |
| 3578 del_mouse_termcode(KS_PTERM_MOUSE); | |
| 3579 # endif | |
| 3145 | 3580 # ifdef FEAT_MOUSE_URXVT |
| 3581 /* same as the dec mouse */ | |
| 3582 if (use_xterm_mouse() == 3 | |
| 3583 # ifdef FEAT_GUI | |
| 3584 && !gui.in_use | |
| 3585 # endif | |
| 3586 ) | |
| 3587 { | |
| 3588 set_mouse_termcode(KS_URXVT_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 3589 ? IF_EB("\233", CSI_STR) | |
| 3590 : IF_EB("\033[", ESC_STR "["))); | |
| 3591 | |
| 3592 if (*p_mouse != NUL) | |
| 3593 { | |
| 3594 mch_setmouse(FALSE); | |
| 3595 setmouse(); | |
| 3596 } | |
| 3597 } | |
| 3598 else | |
| 3599 del_mouse_termcode(KS_URXVT_MOUSE); | |
| 3600 # endif | |
| 3746 | 3601 # ifdef FEAT_MOUSE_SGR |
| 3602 /* same as the dec mouse */ | |
| 3603 if (use_xterm_mouse() == 4 | |
| 3604 # ifdef FEAT_GUI | |
| 3605 && !gui.in_use | |
| 3606 # endif | |
| 3607 ) | |
| 3608 { | |
| 3609 set_mouse_termcode(KS_SGR_MOUSE, (char_u *)(term_is_8bit(T_NAME) | |
| 3610 ? IF_EB("\233<", CSI_STR "<") | |
| 3611 : IF_EB("\033[<", ESC_STR "[<"))); | |
| 3612 | |
| 3613 if (*p_mouse != NUL) | |
| 3614 { | |
| 3615 mch_setmouse(FALSE); | |
| 3616 setmouse(); | |
| 3617 } | |
| 3618 } | |
| 3619 else | |
| 3620 del_mouse_termcode(KS_SGR_MOUSE); | |
| 3621 # endif | |
| 7 | 3622 } |
| 3623 #endif | |
| 3624 | |
| 3625 /* | |
| 3626 * set screen mode, always fails. | |
| 3627 */ | |
| 3628 int | |
| 3629 mch_screenmode(arg) | |
| 1877 | 3630 char_u *arg UNUSED; |
| 7 | 3631 { |
| 3632 EMSG(_(e_screenmode)); | |
| 3633 return FAIL; | |
| 3634 } | |
| 3635 | |
| 3636 #ifndef VMS | |
| 3637 | |
| 3638 /* | |
| 3639 * Try to get the current window size: | |
| 3640 * 1. with an ioctl(), most accurate method | |
| 3641 * 2. from the environment variables LINES and COLUMNS | |
| 3642 * 3. from the termcap | |
| 3643 * 4. keep using the old values | |
| 3644 * Return OK when size could be determined, FAIL otherwise. | |
| 3645 */ | |
| 3646 int | |
| 3647 mch_get_shellsize() | |
| 3648 { | |
| 3649 long rows = 0; | |
| 3650 long columns = 0; | |
| 3651 char_u *p; | |
| 3652 | |
| 3653 /* | |
| 3654 * For OS/2 use _scrsize(). | |
| 3655 */ | |
| 3656 # ifdef __EMX__ | |
| 3657 { | |
| 3658 int s[2]; | |
| 3659 | |
| 3660 _scrsize(s); | |
| 3661 columns = s[0]; | |
| 3662 rows = s[1]; | |
| 3663 } | |
| 3664 # endif | |
| 3665 | |
| 3666 /* | |
| 3667 * 1. try using an ioctl. It is the most accurate method. | |
| 3668 * | |
| 3669 * Try using TIOCGWINSZ first, some systems that have it also define | |
| 3670 * TIOCGSIZE but don't have a struct ttysize. | |
| 3671 */ | |
| 3672 # ifdef TIOCGWINSZ | |
| 3673 { | |
| 3674 struct winsize ws; | |
| 3675 int fd = 1; | |
| 3676 | |
| 3677 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
| 3678 if (!isatty(fd) && isatty(read_cmd_fd)) | |
| 3679 fd = read_cmd_fd; | |
| 3680 if (ioctl(fd, TIOCGWINSZ, &ws) == 0) | |
| 3681 { | |
| 3682 columns = ws.ws_col; | |
| 3683 rows = ws.ws_row; | |
| 3684 } | |
| 3685 } | |
| 3686 # else /* TIOCGWINSZ */ | |
| 3687 # ifdef TIOCGSIZE | |
| 3688 { | |
| 3689 struct ttysize ts; | |
| 3690 int fd = 1; | |
| 3691 | |
| 3692 /* When stdout is not a tty, use stdin for the ioctl(). */ | |
| 3693 if (!isatty(fd) && isatty(read_cmd_fd)) | |
| 3694 fd = read_cmd_fd; | |
| 3695 if (ioctl(fd, TIOCGSIZE, &ts) == 0) | |
| 3696 { | |
| 3697 columns = ts.ts_cols; | |
| 3698 rows = ts.ts_lines; | |
| 3699 } | |
| 3700 } | |
| 3701 # endif /* TIOCGSIZE */ | |
| 3702 # endif /* TIOCGWINSZ */ | |
| 3703 | |
| 3704 /* | |
| 3705 * 2. get size from environment | |
| 164 | 3706 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules |
| 3707 * the ioctl() values! | |
| 7 | 3708 */ |
| 164 | 3709 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL) |
| 7 | 3710 { |
| 3711 if ((p = (char_u *)getenv("LINES"))) | |
| 3712 rows = atoi((char *)p); | |
| 3713 if ((p = (char_u *)getenv("COLUMNS"))) | |
| 3714 columns = atoi((char *)p); | |
| 3715 } | |
| 3716 | |
| 3717 #ifdef HAVE_TGETENT | |
| 3718 /* | |
| 3719 * 3. try reading "co" and "li" entries from termcap | |
| 3720 */ | |
| 3721 if (columns == 0 || rows == 0) | |
| 3722 getlinecol(&columns, &rows); | |
| 3723 #endif | |
| 3724 | |
| 3725 /* | |
| 3726 * 4. If everything fails, use the old values | |
| 3727 */ | |
| 3728 if (columns <= 0 || rows <= 0) | |
| 3729 return FAIL; | |
| 3730 | |
| 3731 Rows = rows; | |
| 3732 Columns = columns; | |
| 3733 return OK; | |
| 3734 } | |
| 3735 | |
| 3736 /* | |
| 3737 * Try to set the window size to Rows and Columns. | |
| 3738 */ | |
| 3739 void | |
| 3740 mch_set_shellsize() | |
| 3741 { | |
| 3742 if (*T_CWS) | |
| 3743 { | |
| 3744 /* | |
| 3745 * NOTE: if you get an error here that term_set_winsize() is | |
| 3746 * undefined, check the output of configure. It could probably not | |
| 3747 * find a ncurses, termcap or termlib library. | |
| 3748 */ | |
| 3749 term_set_winsize((int)Rows, (int)Columns); | |
| 3750 out_flush(); | |
| 3751 screen_start(); /* don't know where cursor is now */ | |
| 3752 } | |
| 3753 } | |
| 3754 | |
| 3755 #endif /* VMS */ | |
| 3756 | |
| 3757 /* | |
| 3758 * Rows and/or Columns has changed. | |
| 3759 */ | |
| 3760 void | |
| 3761 mch_new_shellsize() | |
| 3762 { | |
| 3763 /* Nothing to do. */ | |
| 3764 } | |
| 3765 | |
| 3048 | 3766 /* |
| 3767 * Wait for process "child" to end. | |
| 3768 * Return "child" if it exited properly, <= 0 on error. | |
| 3769 */ | |
| 3770 static pid_t | |
| 3771 wait4pid(child, status) | |
| 3772 pid_t child; | |
| 3773 waitstatus *status; | |
| 3774 { | |
| 3775 pid_t wait_pid = 0; | |
| 3776 | |
| 3777 while (wait_pid != child) | |
| 3778 { | |
| 3470 | 3779 /* When compiled with Python threads are probably used, in which case |
| 3780 * wait() sometimes hangs for no obvious reason. Use waitpid() | |
| 3781 * instead and loop (like the GUI). Also needed for other interfaces, | |
| 3782 * they might call system(). */ | |
| 3783 # ifdef __NeXT__ | |
| 3048 | 3784 wait_pid = wait4(child, status, WNOHANG, (struct rusage *)0); |
| 3470 | 3785 # else |
| 3048 | 3786 wait_pid = waitpid(child, status, WNOHANG); |
| 3470 | 3787 # endif |
| 3048 | 3788 if (wait_pid == 0) |
| 3789 { | |
| 4074 | 3790 /* Wait for 10 msec before trying again. */ |
| 3048 | 3791 mch_delay(10L, TRUE); |
| 3792 continue; | |
| 3793 } | |
| 3794 if (wait_pid <= 0 | |
| 3795 # ifdef ECHILD | |
| 3796 && errno == ECHILD | |
| 3797 # endif | |
| 3798 ) | |
| 3799 break; | |
| 3800 } | |
| 3801 return wait_pid; | |
| 3802 } | |
| 3803 | |
| 7 | 3804 int |
| 3805 mch_call_shell(cmd, options) | |
| 3806 char_u *cmd; | |
| 3807 int options; /* SHELL_*, see vim.h */ | |
| 3808 { | |
| 3809 #ifdef VMS | |
| 3810 char *ifn = NULL; | |
| 3811 char *ofn = NULL; | |
| 3812 #endif | |
| 3813 int tmode = cur_tmode; | |
| 3814 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */ | |
| 3815 int x; | |
| 3816 # ifndef __EMX__ | |
| 3817 char_u *newcmd; /* only needed for unix */ | |
| 3818 # else | |
| 3819 /* | |
| 3820 * Set the preferred shell in the EMXSHELL environment variable (but | |
| 3821 * only if it is different from what is already in the environment). | |
| 3822 * Emx then takes care of whether to use "/c" or "-c" in an | |
| 3823 * intelligent way. Simply pass the whole thing to emx's system() call. | |
| 3824 * Emx also starts an interactive shell if system() is passed an empty | |
| 3825 * string. | |
| 3826 */ | |
| 3827 char_u *p, *old; | |
| 3828 | |
| 3829 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh)) | |
| 3830 { | |
| 3831 /* should check HAVE_SETENV, but I know we don't have it. */ | |
| 3832 p = alloc(10 + strlen(p_sh)); | |
| 3833 if (p) | |
| 3834 { | |
| 3835 sprintf((char *)p, "EMXSHELL=%s", p_sh); | |
| 3836 putenv((char *)p); /* don't free the pointer! */ | |
| 3837 } | |
| 3838 } | |
| 3839 # endif | |
| 3840 | |
| 3841 out_flush(); | |
| 3842 | |
| 3843 if (options & SHELL_COOKED) | |
| 3844 settmode(TMODE_COOK); /* set to normal mode */ | |
| 3845 | |
| 2586 | 3846 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 3847 loose_clipboard(); | |
| 3848 # endif | |
| 3849 | |
| 7 | 3850 # ifdef __EMX__ |
| 3851 if (cmd == NULL) | |
| 3852 x = system(""); /* this starts an interactive shell in emx */ | |
| 3853 else | |
| 3854 x = system((char *)cmd); | |
| 3855 /* system() returns -1 when error occurs in starting shell */ | |
| 3856 if (x == -1 && !emsg_silent) | |
| 3857 { | |
| 3858 MSG_PUTS(_("\nCannot execute shell ")); | |
| 3859 msg_outtrans(p_sh); | |
| 3860 msg_putchar('\n'); | |
| 3861 } | |
| 3862 # else /* not __EMX__ */ | |
| 3863 if (cmd == NULL) | |
| 3864 x = system((char *)p_sh); | |
| 3865 else | |
| 3866 { | |
| 3867 # ifdef VMS | |
| 3868 if (ofn = strchr((char *)cmd, '>')) | |
| 3869 *ofn++ = '\0'; | |
| 3870 if (ifn = strchr((char *)cmd, '<')) | |
| 3871 { | |
| 3872 char *p; | |
| 3873 | |
| 3874 *ifn++ = '\0'; | |
| 3875 p = strchr(ifn,' '); /* chop off any trailing spaces */ | |
| 3876 if (p) | |
| 3877 *p = '\0'; | |
| 3878 } | |
| 3879 if (ofn) | |
| 3880 x = vms_sys((char *)cmd, ofn, ifn); | |
| 3881 else | |
| 3882 x = system((char *)cmd); | |
| 3883 # else | |
| 3884 newcmd = lalloc(STRLEN(p_sh) | |
| 3885 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg)) | |
| 3886 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE); | |
| 3887 if (newcmd == NULL) | |
| 3888 x = 0; | |
| 3889 else | |
| 3890 { | |
| 3891 sprintf((char *)newcmd, "%s %s %s %s", p_sh, | |
| 3892 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg, | |
| 3893 (char *)p_shcf, | |
| 3894 (char *)cmd); | |
| 3895 x = system((char *)newcmd); | |
| 3896 vim_free(newcmd); | |
| 3897 } | |
| 3898 # endif | |
| 3899 } | |
| 3900 # ifdef VMS | |
| 3901 x = vms_sys_status(x); | |
| 3902 # endif | |
| 3903 if (emsg_silent) | |
| 3904 ; | |
| 3905 else if (x == 127) | |
| 3906 MSG_PUTS(_("\nCannot execute shell sh\n")); | |
| 3907 # endif /* __EMX__ */ | |
| 3908 else if (x && !(options & SHELL_SILENT)) | |
| 3909 { | |
| 3910 MSG_PUTS(_("\nshell returned ")); | |
| 3911 msg_outnum((long)x); | |
| 3912 msg_putchar('\n'); | |
| 3913 } | |
| 3914 | |
| 3915 if (tmode == TMODE_RAW) | |
| 3916 settmode(TMODE_RAW); /* set to raw mode */ | |
| 3917 # ifdef FEAT_TITLE | |
| 3918 resettitle(); | |
| 3919 # endif | |
| 3920 return x; | |
| 3921 | |
| 3922 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */ | |
| 3923 | |
| 167 | 3924 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use |
| 3925 127, some shells use that already */ | |
| 7 | 3926 |
| 3927 char_u *newcmd = NULL; | |
| 3928 pid_t pid; | |
| 167 | 3929 pid_t wpid = 0; |
| 7 | 3930 pid_t wait_pid = 0; |
| 3931 # ifdef HAVE_UNION_WAIT | |
| 3932 union wait status; | |
| 3933 # else | |
| 3934 int status = -1; | |
| 3935 # endif | |
| 3936 int retval = -1; | |
| 3937 char **argv = NULL; | |
| 3938 int argc; | |
| 2994 | 3939 char_u *p_shcf_copy = NULL; |
| 7 | 3940 int i; |
| 3941 char_u *p; | |
| 3942 int inquote; | |
| 167 | 3943 int pty_master_fd = -1; /* for pty's */ |
| 7 | 3944 # ifdef FEAT_GUI |
| 3945 int pty_slave_fd = -1; | |
| 3946 char *tty_name; | |
| 167 | 3947 # endif |
| 602 | 3948 int fd_toshell[2]; /* for pipes */ |
| 7 | 3949 int fd_fromshell[2]; |
| 3950 int pipe_error = FALSE; | |
| 167 | 3951 # ifdef HAVE_SETENV |
| 7 | 3952 char envbuf[50]; |
| 167 | 3953 # else |
| 7 | 3954 static char envbuf_Rows[20]; |
| 3955 static char envbuf_Columns[20]; | |
| 3956 # endif | |
| 602 | 3957 int did_settmode = FALSE; /* settmode(TMODE_RAW) called */ |
| 7 | 3958 |
| 2586 | 3959 newcmd = vim_strsave(p_sh); |
| 3960 if (newcmd == NULL) /* out of memory */ | |
| 3961 goto error; | |
| 3962 | |
| 7 | 3963 out_flush(); |
| 3964 if (options & SHELL_COOKED) | |
| 3965 settmode(TMODE_COOK); /* set to normal mode */ | |
| 3966 | |
| 2586 | 3967 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11) |
| 3968 loose_clipboard(); | |
| 3969 # endif | |
| 602 | 3970 |
| 3971 /* | |
| 3972 * Do this loop twice: | |
| 3973 * 1: find number of arguments | |
| 3974 * 2: separate them and build argv[] | |
| 3975 */ | |
| 7 | 3976 for (i = 0; i < 2; ++i) |
| 3977 { | |
| 3978 p = newcmd; | |
| 3979 inquote = FALSE; | |
| 3980 argc = 0; | |
| 3981 for (;;) | |
| 3982 { | |
| 3983 if (i == 1) | |
| 3984 argv[argc] = (char *)p; | |
| 3985 ++argc; | |
| 3986 while (*p && (inquote || (*p != ' ' && *p != TAB))) | |
| 3987 { | |
| 3988 if (*p == '"') | |
| 3989 inquote = !inquote; | |
| 3990 ++p; | |
| 3991 } | |
| 3992 if (*p == NUL) | |
| 3993 break; | |
| 3994 if (i == 1) | |
| 3995 *p++ = NUL; | |
| 3996 p = skipwhite(p); | |
| 3997 } | |
| 840 | 3998 if (argv == NULL) |
| 7 | 3999 { |
| 2994 | 4000 /* |
| 4001 * Account for possible multiple args in p_shcf. | |
| 4002 */ | |
| 4003 p = p_shcf; | |
| 4004 for (;;) | |
| 4005 { | |
| 4006 p = skiptowhite(p); | |
| 4007 if (*p == NUL) | |
| 4008 break; | |
| 4009 ++argc; | |
| 4010 p = skipwhite(p); | |
| 4011 } | |
| 4012 | |
| 7 | 4013 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *))); |
| 4014 if (argv == NULL) /* out of memory */ | |
| 4015 goto error; | |
| 4016 } | |
| 4017 } | |
| 4018 if (cmd != NULL) | |
| 4019 { | |
| 3263 | 4020 char_u *s; |
| 4021 | |
| 7 | 4022 if (extra_shell_arg != NULL) |
| 4023 argv[argc++] = (char *)extra_shell_arg; | |
| 2994 | 4024 |
| 4025 /* Break 'shellcmdflag' into white separated parts. This doesn't | |
| 4026 * handle quoted strings, they are very unlikely to appear. */ | |
| 4027 p_shcf_copy = alloc((unsigned)STRLEN(p_shcf) + 1); | |
| 4028 if (p_shcf_copy == NULL) /* out of memory */ | |
| 4029 goto error; | |
| 4030 s = p_shcf_copy; | |
| 4031 p = p_shcf; | |
| 4032 while (*p != NUL) | |
| 4033 { | |
| 4034 argv[argc++] = (char *)s; | |
| 4035 while (*p && *p != ' ' && *p != TAB) | |
| 4036 *s++ = *p++; | |
| 4037 *s++ = NUL; | |
| 4038 p = skipwhite(p); | |
| 4039 } | |
| 4040 | |
| 7 | 4041 argv[argc++] = (char *)cmd; |
| 4042 } | |
| 4043 argv[argc] = NULL; | |
| 4044 | |
| 167 | 4045 /* |
| 4046 * For the GUI, when writing the output into the buffer and when reading | |
| 4047 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout | |
| 4048 * of the executed command into the Vim window. Or use a pipe. | |
| 4049 */ | |
| 4050 if ((options & (SHELL_READ|SHELL_WRITE)) | |
| 7 | 4051 # ifdef FEAT_GUI |
| 167 | 4052 || (gui.in_use && show_shell_mess) |
| 4053 # endif | |
| 4054 ) | |
| 7 | 4055 { |
| 167 | 4056 # ifdef FEAT_GUI |
| 7 | 4057 /* |
| 4058 * Try to open a master pty. | |
| 4059 * If this works, open the slave pty. | |
| 4060 * If the slave can't be opened, close the master pty. | |
| 4061 */ | |
| 167 | 4062 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE))) |
| 7 | 4063 { |
| 4064 pty_master_fd = OpenPTY(&tty_name); /* open pty */ | |
| 2992 | 4065 if (pty_master_fd >= 0) |
| 7 | 4066 { |
| 2992 | 4067 /* Leaving out O_NOCTTY may lead to waitpid() always returning |
| 4068 * 0 on Mac OS X 10.7 thereby causing freezes. Let's assume | |
| 4069 * adding O_NOCTTY always works when defined. */ | |
| 4070 #ifdef O_NOCTTY | |
| 4071 pty_slave_fd = open(tty_name, O_RDWR | O_NOCTTY | O_EXTRA, 0); | |
| 4072 #else | |
| 4073 pty_slave_fd = open(tty_name, O_RDWR | O_EXTRA, 0); | |
| 4074 #endif | |
| 4075 if (pty_slave_fd < 0) | |
| 4076 { | |
| 4077 close(pty_master_fd); | |
| 4078 pty_master_fd = -1; | |
| 4079 } | |
| 7 | 4080 } |
| 4081 } | |
| 4082 /* | |
| 4083 * If not opening a pty or it didn't work, try using pipes. | |
| 4084 */ | |
| 4085 if (pty_master_fd < 0) | |
| 167 | 4086 # endif |
| 7 | 4087 { |
| 4088 pipe_error = (pipe(fd_toshell) < 0); | |
| 4089 if (!pipe_error) /* pipe create OK */ | |
| 4090 { | |
| 4091 pipe_error = (pipe(fd_fromshell) < 0); | |
| 4092 if (pipe_error) /* pipe create failed */ | |
| 4093 { | |
| 4094 close(fd_toshell[0]); | |
| 4095 close(fd_toshell[1]); | |
| 4096 } | |
| 4097 } | |
| 4098 if (pipe_error) | |
| 4099 { | |
| 4100 MSG_PUTS(_("\nCannot create pipes\n")); | |
| 4101 out_flush(); | |
| 4102 } | |
| 4103 } | |
| 4104 } | |
| 4105 | |
| 4106 if (!pipe_error) /* pty or pipe opened or not used */ | |
| 4107 { | |
| 4108 # ifdef __BEOS__ | |
| 4109 beos_cleanup_read_thread(); | |
| 4110 # endif | |
| 602 | 4111 |
| 7 | 4112 if ((pid = fork()) == -1) /* maybe we should use vfork() */ |
| 4113 { | |
| 4114 MSG_PUTS(_("\nCannot fork\n")); | |
| 167 | 4115 if ((options & (SHELL_READ|SHELL_WRITE)) |
| 7 | 4116 # ifdef FEAT_GUI |
| 167 | 4117 || (gui.in_use && show_shell_mess) |
| 4118 # endif | |
| 4119 ) | |
| 7 | 4120 { |
| 167 | 4121 # ifdef FEAT_GUI |
| 7 | 4122 if (pty_master_fd >= 0) /* close the pseudo tty */ |
| 4123 { | |
| 4124 close(pty_master_fd); | |
| 4125 close(pty_slave_fd); | |
| 4126 } | |
| 4127 else /* close the pipes */ | |
| 167 | 4128 # endif |
| 7 | 4129 { |
| 4130 close(fd_toshell[0]); | |
| 4131 close(fd_toshell[1]); | |
| 4132 close(fd_fromshell[0]); | |
| 4133 close(fd_fromshell[1]); | |
| 4134 } | |
| 4135 } | |
| 4136 } | |
| 4137 else if (pid == 0) /* child */ | |
| 4138 { | |
| 4139 reset_signals(); /* handle signals normally */ | |
| 4140 | |
| 4141 if (!show_shell_mess || (options & SHELL_EXPAND)) | |
| 4142 { | |
| 4143 int fd; | |
| 4144 | |
| 4145 /* | |
| 4146 * Don't want to show any message from the shell. Can't just | |
| 4147 * close stdout and stderr though, because some systems will | |
| 4148 * break if you try to write to them after that, so we must | |
| 4149 * use dup() to replace them with something else -- webb | |
| 4150 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang, | |
| 4151 * waiting for input. | |
| 4152 */ | |
| 4153 fd = open("/dev/null", O_RDWR | O_EXTRA, 0); | |
| 4154 fclose(stdin); | |
| 4155 fclose(stdout); | |
| 4156 fclose(stderr); | |
| 4157 | |
| 4158 /* | |
| 4159 * If any of these open()'s and dup()'s fail, we just continue | |
| 4160 * anyway. It's not fatal, and on most systems it will make | |
| 4161 * no difference at all. On a few it will cause the execvp() | |
| 4162 * to exit with a non-zero status even when the completion | |
| 4163 * could be done, which is nothing too serious. If the open() | |
| 4164 * or dup() failed we'd just do the same thing ourselves | |
| 4165 * anyway -- webb | |
| 4166 */ | |
| 4167 if (fd >= 0) | |
| 4168 { | |
| 1757 | 4169 ignored = dup(fd); /* To replace stdin (fd 0) */ |
| 4170 ignored = dup(fd); /* To replace stdout (fd 1) */ | |
| 4171 ignored = dup(fd); /* To replace stderr (fd 2) */ | |
| 7 | 4172 |
| 4173 /* Don't need this now that we've duplicated it */ | |
| 4174 close(fd); | |
| 4175 } | |
| 4176 } | |
| 167 | 4177 else if ((options & (SHELL_READ|SHELL_WRITE)) |
| 7 | 4178 # ifdef FEAT_GUI |
| 167 | 4179 || gui.in_use |
| 4180 # endif | |
| 4181 ) | |
| 7 | 4182 { |
| 4183 | |
| 167 | 4184 # ifdef HAVE_SETSID |
| 602 | 4185 /* Create our own process group, so that the child and all its |
| 4186 * children can be kill()ed. Don't do this when using pipes, | |
| 1698 | 4187 * because stdin is not a tty, we would lose /dev/tty. */ |
| 602 | 4188 if (p_stmp) |
| 1799 | 4189 { |
| 602 | 4190 (void)setsid(); |
| 1799 | 4191 # if defined(SIGHUP) |
| 4192 /* When doing "!xterm&" and 'shell' is bash: the shell | |
| 4193 * will exit and send SIGHUP to all processes in its | |
| 4194 * group, killing the just started process. Ignore SIGHUP | |
| 4195 * to avoid that. (suggested by Simon Schubert) | |
| 4196 */ | |
| 4197 signal(SIGHUP, SIG_IGN); | |
| 4198 # endif | |
| 4199 } | |
| 167 | 4200 # endif |
| 4201 # ifdef FEAT_GUI | |
| 602 | 4202 if (pty_slave_fd >= 0) |
| 4203 { | |
| 4204 /* push stream discipline modules */ | |
| 4205 if (options & SHELL_COOKED) | |
| 4206 SetupSlavePTY(pty_slave_fd); | |
| 7 | 4207 # ifdef TIOCSCTTY |
| 602 | 4208 /* Try to become controlling tty (probably doesn't work, |
| 4209 * unless run by root) */ | |
| 4210 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL); | |
| 7 | 4211 # endif |
| 602 | 4212 } |
| 167 | 4213 # endif |
| 7 | 4214 /* Simulate to have a dumb terminal (for now) */ |
| 167 | 4215 # ifdef HAVE_SETENV |
| 7 | 4216 setenv("TERM", "dumb", 1); |
| 4217 sprintf((char *)envbuf, "%ld", Rows); | |
| 4218 setenv("ROWS", (char *)envbuf, 1); | |
| 4219 sprintf((char *)envbuf, "%ld", Rows); | |
| 4220 setenv("LINES", (char *)envbuf, 1); | |
| 4221 sprintf((char *)envbuf, "%ld", Columns); | |
| 4222 setenv("COLUMNS", (char *)envbuf, 1); | |
| 167 | 4223 # else |
| 7 | 4224 /* |
| 4225 * Putenv does not copy the string, it has to remain valid. | |
| 1698 | 4226 * Use a static array to avoid losing allocated memory. |
| 7 | 4227 */ |
| 4228 putenv("TERM=dumb"); | |
| 4229 sprintf(envbuf_Rows, "ROWS=%ld", Rows); | |
| 4230 putenv(envbuf_Rows); | |
| 4231 sprintf(envbuf_Rows, "LINES=%ld", Rows); | |
| 4232 putenv(envbuf_Rows); | |
| 4233 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns); | |
| 4234 putenv(envbuf_Columns); | |
| 167 | 4235 # endif |
| 4236 | |
| 557 | 4237 /* |
| 4238 * stderr is only redirected when using the GUI, so that a | |
| 4239 * program like gpg can still access the terminal to get a | |
| 4240 * passphrase using stderr. | |
| 4241 */ | |
| 167 | 4242 # ifdef FEAT_GUI |
| 7 | 4243 if (pty_master_fd >= 0) |
| 4244 { | |
| 4245 close(pty_master_fd); /* close master side of pty */ | |
| 4246 | |
| 4247 /* set up stdin/stdout/stderr for the child */ | |
| 4248 close(0); | |
| 1757 | 4249 ignored = dup(pty_slave_fd); |
| 7 | 4250 close(1); |
| 1757 | 4251 ignored = dup(pty_slave_fd); |
| 557 | 4252 if (gui.in_use) |
| 4253 { | |
| 4254 close(2); | |
| 1757 | 4255 ignored = dup(pty_slave_fd); |
| 557 | 4256 } |
| 7 | 4257 |
| 4258 close(pty_slave_fd); /* has been dupped, close it now */ | |
| 4259 } | |
| 4260 else | |
| 167 | 4261 # endif |
| 7 | 4262 { |
| 4263 /* set up stdin for the child */ | |
| 4264 close(fd_toshell[1]); | |
| 4265 close(0); | |
| 1757 | 4266 ignored = dup(fd_toshell[0]); |
| 7 | 4267 close(fd_toshell[0]); |
| 4268 | |
| 4269 /* set up stdout for the child */ | |
| 4270 close(fd_fromshell[0]); | |
| 4271 close(1); | |
| 1757 | 4272 ignored = dup(fd_fromshell[1]); |
| 7 | 4273 close(fd_fromshell[1]); |
| 4274 | |
| 557 | 4275 # ifdef FEAT_GUI |
| 4276 if (gui.in_use) | |
| 4277 { | |
| 4278 /* set up stderr for the child */ | |
| 4279 close(2); | |
| 1757 | 4280 ignored = dup(1); |
| 557 | 4281 } |
| 4282 # endif | |
| 7 | 4283 } |
| 4284 } | |
| 167 | 4285 |
| 7 | 4286 /* |
| 4287 * There is no type cast for the argv, because the type may be | |
| 4288 * different on different machines. This may cause a warning | |
| 4289 * message with strict compilers, don't worry about it. | |
| 4290 * Call _exit() instead of exit() to avoid closing the connection | |
| 4291 * to the X server (esp. with GTK, which uses atexit()). | |
| 4292 */ | |
| 4293 execvp(argv[0], argv); | |
| 4294 _exit(EXEC_FAILED); /* exec failed, return failure code */ | |
| 4295 } | |
| 4296 else /* parent */ | |
| 4297 { | |
| 4298 /* | |
| 4299 * While child is running, ignore terminating signals. | |
| 167 | 4300 * Do catch CTRL-C, so that "got_int" is set. |
| 7 | 4301 */ |
| 4302 catch_signals(SIG_IGN, SIG_ERR); | |
| 167 | 4303 catch_int_signal(); |
| 7 | 4304 |
| 4305 /* | |
| 4306 * For the GUI we redirect stdin, stdout and stderr to our window. | |
| 167 | 4307 * This is also used to pipe stdin/stdout to/from the external |
| 4308 * command. | |
| 7 | 4309 */ |
| 167 | 4310 if ((options & (SHELL_READ|SHELL_WRITE)) |
| 4311 # ifdef FEAT_GUI | |
| 4312 || (gui.in_use && show_shell_mess) | |
| 4313 # endif | |
| 4314 ) | |
| 7 | 4315 { |
| 167 | 4316 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */ |
| 7 | 4317 char_u buffer[BUFLEN + 1]; |
| 167 | 4318 # ifdef FEAT_MBYTE |
| 7 | 4319 int buffer_off = 0; /* valid bytes in buffer[] */ |
| 167 | 4320 # endif |
| 7 | 4321 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */ |
| 4322 int ta_len = 0; /* valid bytes in ta_buf[] */ | |
| 4323 int len; | |
| 4324 int p_more_save; | |
| 4325 int old_State; | |
| 4326 int c; | |
| 4327 int toshell_fd; | |
| 4328 int fromshell_fd; | |
| 167 | 4329 garray_T ga; |
| 4330 int noread_cnt; | |
| 1823 | 4331 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
| 4332 struct timeval start_tv; | |
| 4333 # endif | |
| 167 | 4334 |
| 4335 # ifdef FEAT_GUI | |
| 7 | 4336 if (pty_master_fd >= 0) |
| 4337 { | |
| 4338 fromshell_fd = pty_master_fd; | |
| 4339 toshell_fd = dup(pty_master_fd); | |
| 4340 } | |
| 4341 else | |
| 167 | 4342 # endif |
| 7 | 4343 { |
| 4344 close(fd_toshell[0]); | |
| 4345 close(fd_fromshell[1]); | |
| 4346 toshell_fd = fd_toshell[1]; | |
| 4347 fromshell_fd = fd_fromshell[0]; | |
| 4348 } | |
| 4349 | |
| 4350 /* | |
| 4351 * Write to the child if there are typed characters. | |
| 4352 * Read from the child if there are characters available. | |
| 4353 * Repeat the reading a few times if more characters are | |
| 4354 * available. Need to check for typed keys now and then, but | |
| 4355 * not too often (delays when no chars are available). | |
| 4356 * This loop is quit if no characters can be read from the pty | |
| 4357 * (WaitForChar detected special condition), or there are no | |
| 4358 * characters available and the child has exited. | |
| 4359 * Only check if the child has exited when there is no more | |
| 4360 * output. The child may exit before all the output has | |
| 4361 * been printed. | |
| 4362 * | |
| 4363 * Currently this busy loops! | |
| 4364 * This can probably dead-lock when the write blocks! | |
| 4365 */ | |
| 4366 p_more_save = p_more; | |
| 4367 p_more = FALSE; | |
| 4368 old_State = State; | |
| 4369 State = EXTERNCMD; /* don't redraw at window resize */ | |
| 4370 | |
| 602 | 4371 if ((options & SHELL_WRITE) && toshell_fd >= 0) |
| 167 | 4372 { |
| 4373 /* Fork a process that will write the lines to the | |
| 4374 * external program. */ | |
| 4375 if ((wpid = fork()) == -1) | |
| 4376 { | |
| 4377 MSG_PUTS(_("\nCannot fork\n")); | |
| 4378 } | |
| 3048 | 4379 else if (wpid == 0) /* child */ |
| 167 | 4380 { |
| 4381 linenr_T lnum = curbuf->b_op_start.lnum; | |
| 4382 int written = 0; | |
| 944 | 4383 char_u *lp = ml_get(lnum); |
| 167 | 4384 size_t l; |
| 4385 | |
| 177 | 4386 close(fromshell_fd); |
| 167 | 4387 for (;;) |
| 4388 { | |
| 944 | 4389 l = STRLEN(lp + written); |
| 167 | 4390 if (l == 0) |
| 4391 len = 0; | |
| 944 | 4392 else if (lp[written] == NL) |
| 167 | 4393 /* NL -> NUL translation */ |
| 4394 len = write(toshell_fd, "", (size_t)1); | |
| 4395 else | |
| 4396 { | |
| 3263 | 4397 char_u *s = vim_strchr(lp + written, NL); |
| 4398 | |
| 944 | 4399 len = write(toshell_fd, (char *)lp + written, |
| 1877 | 4400 s == NULL ? l |
| 4401 : (size_t)(s - (lp + written))); | |
| 167 | 4402 } |
| 1877 | 4403 if (len == (int)l) |
| 167 | 4404 { |
| 4405 /* Finished a line, add a NL, unless this line | |
| 4406 * should not have one. */ | |
| 4407 if (lnum != curbuf->b_op_end.lnum | |
| 4408 || !curbuf->b_p_bin | |
| 2707 | 4409 || (lnum != curbuf->b_no_eol_lnum |
| 167 | 4410 && (lnum != |
| 4411 curbuf->b_ml.ml_line_count | |
| 4412 || curbuf->b_p_eol))) | |
| 1757 | 4413 ignored = write(toshell_fd, "\n", |
| 4414 (size_t)1); | |
| 167 | 4415 ++lnum; |
| 4416 if (lnum > curbuf->b_op_end.lnum) | |
| 4417 { | |
| 4418 /* finished all the lines, close pipe */ | |
| 4419 close(toshell_fd); | |
| 4420 toshell_fd = -1; | |
| 4421 break; | |
| 4422 } | |
| 944 | 4423 lp = ml_get(lnum); |
| 167 | 4424 written = 0; |
| 4425 } | |
| 4426 else if (len > 0) | |
| 4427 written += len; | |
| 4428 } | |
| 4429 _exit(0); | |
| 4430 } | |
| 3048 | 4431 else /* parent */ |
| 167 | 4432 { |
| 4433 close(toshell_fd); | |
| 4434 toshell_fd = -1; | |
| 4435 } | |
| 4436 } | |
| 4437 | |
| 4438 if (options & SHELL_READ) | |
| 4439 ga_init2(&ga, 1, BUFLEN); | |
| 4440 | |
| 4441 noread_cnt = 0; | |
| 1823 | 4442 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) |
| 4443 gettimeofday(&start_tv, NULL); | |
| 4444 # endif | |
| 7 | 4445 for (;;) |
| 4446 { | |
| 4447 /* | |
| 4448 * Check if keys have been typed, write them to the child | |
| 592 | 4449 * if there are any. |
| 4450 * Don't do this if we are expanding wild cards (would eat | |
| 4451 * typeahead). | |
| 4452 * Don't do this when filtering and terminal is in cooked | |
| 4453 * mode, the shell command will handle the I/O. Avoids | |
| 4454 * that a typed password is echoed for ssh or gpg command. | |
| 602 | 4455 * Don't get characters when the child has already |
| 4456 * finished (wait_pid == 0). | |
| 167 | 4457 * Don't read characters unless we didn't get output for a |
| 1823 | 4458 * while (noread_cnt > 4), avoids that ":r !ls" eats |
| 4459 * typeahead. | |
| 7 | 4460 */ |
| 4461 len = 0; | |
| 4462 if (!(options & SHELL_EXPAND) | |
| 592 | 4463 && ((options & |
| 4464 (SHELL_READ|SHELL_WRITE|SHELL_COOKED)) | |
| 4465 != (SHELL_READ|SHELL_WRITE|SHELL_COOKED) | |
| 1823 | 4466 # ifdef FEAT_GUI |
| 592 | 4467 || gui.in_use |
| 1823 | 4468 # endif |
| 592 | 4469 ) |
| 602 | 4470 && wait_pid == 0 |
| 1823 | 4471 && (ta_len > 0 || noread_cnt > 4)) |
| 7 | 4472 { |
| 1823 | 4473 if (ta_len == 0) |
| 4474 { | |
| 4475 /* Get extra characters when we don't have any. | |
| 4476 * Reset the counter and timer. */ | |
| 4477 noread_cnt = 0; | |
| 4478 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 4479 gettimeofday(&start_tv, NULL); | |
| 4480 # endif | |
| 4481 len = ui_inchar(ta_buf, BUFLEN, 10L, 0); | |
| 4482 } | |
| 4483 if (ta_len > 0 || len > 0) | |
| 4484 { | |
| 7 | 4485 /* |
| 4486 * For pipes: | |
| 4487 * Check for CTRL-C: send interrupt signal to child. | |
| 4488 * Check for CTRL-D: EOF, close pipe to child. | |
| 4489 */ | |
| 4490 if (len == 1 && (pty_master_fd < 0 || cmd != NULL)) | |
| 4491 { | |
| 167 | 4492 # ifdef SIGINT |
| 7 | 4493 /* |
| 4494 * Send SIGINT to the child's group or all | |
| 4495 * processes in our group. | |
| 4496 */ | |
| 4497 if (ta_buf[ta_len] == Ctrl_C | |
| 4498 || ta_buf[ta_len] == intr_char) | |
| 167 | 4499 { |
| 4500 # ifdef HAVE_SETSID | |
| 7 | 4501 kill(-pid, SIGINT); |
| 167 | 4502 # else |
| 7 | 4503 kill(0, SIGINT); |
| 4504 # endif | |
| 167 | 4505 if (wpid > 0) |
| 4506 kill(wpid, SIGINT); | |
| 4507 } | |
| 4508 # endif | |
| 7 | 4509 if (pty_master_fd < 0 && toshell_fd >= 0 |
| 4510 && ta_buf[ta_len] == Ctrl_D) | |
| 4511 { | |
| 4512 close(toshell_fd); | |
| 4513 toshell_fd = -1; | |
| 4514 } | |
| 4515 } | |
| 4516 | |
| 4517 /* replace K_BS by <BS> and K_DEL by <DEL> */ | |
| 4518 for (i = ta_len; i < ta_len + len; ++i) | |
| 4519 { | |
| 4520 if (ta_buf[i] == CSI && len - i > 2) | |
| 4521 { | |
| 4522 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]); | |
| 4523 if (c == K_DEL || c == K_KDEL || c == K_BS) | |
| 4524 { | |
| 4525 mch_memmove(ta_buf + i + 1, ta_buf + i + 3, | |
| 4526 (size_t)(len - i - 2)); | |
| 4527 if (c == K_DEL || c == K_KDEL) | |
| 4528 ta_buf[i] = DEL; | |
| 4529 else | |
| 4530 ta_buf[i] = Ctrl_H; | |
| 4531 len -= 2; | |
| 4532 } | |
| 4533 } | |
| 4534 else if (ta_buf[i] == '\r') | |
| 4535 ta_buf[i] = '\n'; | |
| 167 | 4536 # ifdef FEAT_MBYTE |
| 7 | 4537 if (has_mbyte) |
| 1903 | 4538 i += (*mb_ptr2len_len)(ta_buf + i, |
| 4539 ta_len + len - i) - 1; | |
| 167 | 4540 # endif |
| 7 | 4541 } |
| 4542 | |
| 4543 /* | |
| 4544 * For pipes: echo the typed characters. | |
| 4545 * For a pty this does not seem to work. | |
| 4546 */ | |
| 4547 if (pty_master_fd < 0) | |
| 4548 { | |
| 4549 for (i = ta_len; i < ta_len + len; ++i) | |
| 4550 { | |
| 4551 if (ta_buf[i] == '\n' || ta_buf[i] == '\b') | |
| 4552 msg_putchar(ta_buf[i]); | |
| 167 | 4553 # ifdef FEAT_MBYTE |
| 7 | 4554 else if (has_mbyte) |
| 4555 { | |
| 474 | 4556 int l = (*mb_ptr2len)(ta_buf + i); |
| 7 | 4557 |
| 4558 msg_outtrans_len(ta_buf + i, l); | |
| 4559 i += l - 1; | |
| 4560 } | |
| 167 | 4561 # endif |
| 7 | 4562 else |
| 4563 msg_outtrans_len(ta_buf + i, 1); | |
| 4564 } | |
| 4565 windgoto(msg_row, msg_col); | |
| 4566 out_flush(); | |
| 4567 } | |
| 4568 | |
| 4569 ta_len += len; | |
| 4570 | |
| 4571 /* | |
| 4572 * Write the characters to the child, unless EOF has | |
| 4573 * been typed for pipes. Write one character at a | |
| 1698 | 4574 * time, to avoid losing too much typeahead. |
| 167 | 4575 * When writing buffer lines, drop the typed |
| 4576 * characters (only check for CTRL-C). | |
| 7 | 4577 */ |
| 167 | 4578 if (options & SHELL_WRITE) |
| 4579 ta_len = 0; | |
| 4580 else if (toshell_fd >= 0) | |
| 7 | 4581 { |
| 4582 len = write(toshell_fd, (char *)ta_buf, (size_t)1); | |
| 4583 if (len > 0) | |
| 4584 { | |
| 4585 ta_len -= len; | |
| 4586 mch_memmove(ta_buf, ta_buf + len, ta_len); | |
| 4587 } | |
| 4588 } | |
| 1823 | 4589 } |
| 7 | 4590 } |
| 4591 | |
| 167 | 4592 if (got_int) |
| 4593 { | |
| 4594 /* CTRL-C sends a signal to the child, we ignore it | |
| 4595 * ourselves */ | |
| 4596 # ifdef HAVE_SETSID | |
| 4597 kill(-pid, SIGINT); | |
| 4598 # else | |
| 4599 kill(0, SIGINT); | |
| 4600 # endif | |
| 4601 if (wpid > 0) | |
| 4602 kill(wpid, SIGINT); | |
| 4603 got_int = FALSE; | |
| 4604 } | |
| 4605 | |
| 7 | 4606 /* |
| 4607 * Check if the child has any characters to be printed. | |
| 4608 * Read them and write them to our window. Repeat this as | |
| 4609 * long as there is something to do, avoid the 10ms wait | |
| 4610 * for mch_inchar(), or sending typeahead characters to | |
| 4611 * the external process. | |
| 4612 * TODO: This should handle escape sequences, compatible | |
| 4613 * to some terminal (vt52?). | |
| 4614 */ | |
| 167 | 4615 ++noread_cnt; |
| 7 | 4616 while (RealWaitForChar(fromshell_fd, 10L, NULL)) |
| 4617 { | |
| 2664 | 4618 len = read_eintr(fromshell_fd, buffer |
| 167 | 4619 # ifdef FEAT_MBYTE |
| 7 | 4620 + buffer_off, (size_t)(BUFLEN - buffer_off) |
| 167 | 4621 # else |
| 7 | 4622 , (size_t)BUFLEN |
| 167 | 4623 # endif |
| 7 | 4624 ); |
| 4625 if (len <= 0) /* end of file or error */ | |
| 4626 goto finished; | |
| 167 | 4627 |
| 4628 noread_cnt = 0; | |
| 4629 if (options & SHELL_READ) | |
| 4630 { | |
| 4631 /* Do NUL -> NL translation, append NL separated | |
| 4632 * lines to the current buffer. */ | |
| 4633 for (i = 0; i < len; ++i) | |
| 4634 { | |
| 4635 if (buffer[i] == NL) | |
| 4636 append_ga_line(&ga); | |
| 4637 else if (buffer[i] == NUL) | |
| 4638 ga_append(&ga, NL); | |
| 4639 else | |
| 4640 ga_append(&ga, buffer[i]); | |
| 4641 } | |
| 4642 } | |
| 4643 # ifdef FEAT_MBYTE | |
| 4644 else if (has_mbyte) | |
| 7 | 4645 { |
| 4646 int l; | |
| 4647 | |
| 167 | 4648 len += buffer_off; |
| 4649 buffer[len] = NUL; | |
| 4650 | |
| 7 | 4651 /* Check if the last character in buffer[] is |
| 4652 * incomplete, keep these bytes for the next | |
| 4653 * round. */ | |
| 4654 for (p = buffer; p < buffer + len; p += l) | |
| 4655 { | |
| 474 | 4656 l = mb_cptr2len(p); |
| 7 | 4657 if (l == 0) |
| 4658 l = 1; /* NUL byte? */ | |
| 4659 else if (MB_BYTE2LEN(*p) != l) | |
| 4660 break; | |
| 4661 } | |
| 4662 if (p == buffer) /* no complete character */ | |
| 4663 { | |
| 4664 /* avoid getting stuck at an illegal byte */ | |
| 4665 if (len >= 12) | |
| 4666 ++p; | |
| 4667 else | |
| 4668 { | |
| 4669 buffer_off = len; | |
| 4670 continue; | |
| 4671 } | |
| 4672 } | |
| 4673 c = *p; | |
| 4674 *p = NUL; | |
| 4675 msg_puts(buffer); | |
| 4676 if (p < buffer + len) | |
| 4677 { | |
| 4678 *p = c; | |
| 4679 buffer_off = (buffer + len) - p; | |
| 4680 mch_memmove(buffer, p, buffer_off); | |
| 4681 continue; | |
| 4682 } | |
| 4683 buffer_off = 0; | |
| 4684 } | |
| 167 | 4685 # endif /* FEAT_MBYTE */ |
| 7 | 4686 else |
| 4687 { | |
| 4688 buffer[len] = NUL; | |
| 4689 msg_puts(buffer); | |
| 4690 } | |
| 4691 | |
| 4692 windgoto(msg_row, msg_col); | |
| 4693 cursor_on(); | |
| 4694 out_flush(); | |
| 4695 if (got_int) | |
| 4696 break; | |
| 1823 | 4697 |
| 4698 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 4699 { | |
| 4700 struct timeval now_tv; | |
| 4701 long msec; | |
| 4702 | |
| 4703 /* Avoid that we keep looping here without | |
| 4704 * checking for a CTRL-C for a long time. Don't | |
| 4705 * break out too often to avoid losing typeahead. */ | |
| 4706 gettimeofday(&now_tv, NULL); | |
| 4707 msec = (now_tv.tv_sec - start_tv.tv_sec) * 1000L | |
| 4708 + (now_tv.tv_usec - start_tv.tv_usec) / 1000L; | |
| 4709 if (msec > 2000) | |
| 4710 { | |
| 4711 noread_cnt = 5; | |
| 4712 break; | |
| 4713 } | |
| 4714 } | |
| 4715 # endif | |
| 7 | 4716 } |
| 4717 | |
| 602 | 4718 /* If we already detected the child has finished break the |
| 4719 * loop now. */ | |
| 4720 if (wait_pid == pid) | |
| 4721 break; | |
| 4722 | |
| 7 | 4723 /* |
| 4724 * Check if the child still exists, before checking for | |
| 1698 | 4725 * typed characters (otherwise we would lose typeahead). |
| 7 | 4726 */ |
| 167 | 4727 # ifdef __NeXT__ |
| 3048 | 4728 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0); |
| 167 | 4729 # else |
| 7 | 4730 wait_pid = waitpid(pid, &status, WNOHANG); |
| 167 | 4731 # endif |
| 7 | 4732 if ((wait_pid == (pid_t)-1 && errno == ECHILD) |
| 4733 || (wait_pid == pid && WIFEXITED(status))) | |
| 4734 { | |
| 602 | 4735 /* Don't break the loop yet, try reading more |
| 4736 * characters from "fromshell_fd" first. When using | |
| 4737 * pipes there might still be something to read and | |
| 4738 * then we'll break the loop at the "break" above. */ | |
| 7 | 4739 wait_pid = pid; |
| 4740 } | |
| 602 | 4741 else |
| 4742 wait_pid = 0; | |
| 7 | 4743 } |
| 4744 finished: | |
| 4745 p_more = p_more_save; | |
| 167 | 4746 if (options & SHELL_READ) |
| 4747 { | |
| 4748 if (ga.ga_len > 0) | |
| 4749 { | |
| 4750 append_ga_line(&ga); | |
| 4751 /* remember that the NL was missing */ | |
| 2707 | 4752 curbuf->b_no_eol_lnum = curwin->w_cursor.lnum; |
| 167 | 4753 } |
| 4754 else | |
| 2707 | 4755 curbuf->b_no_eol_lnum = 0; |
| 167 | 4756 ga_clear(&ga); |
| 4757 } | |
| 4758 | |
| 7 | 4759 /* |
| 4760 * Give all typeahead that wasn't used back to ui_inchar(). | |
| 4761 */ | |
| 4762 if (ta_len) | |
| 4763 ui_inchar_undo(ta_buf, ta_len); | |
| 4764 State = old_State; | |
| 4765 if (toshell_fd >= 0) | |
| 4766 close(toshell_fd); | |
| 4767 close(fromshell_fd); | |
| 4768 } | |
| 4769 | |
| 4770 /* | |
| 4771 * Wait until our child has exited. | |
| 4772 * Ignore wait() returning pids of other children and returning | |
| 4773 * because of some signal like SIGWINCH. | |
| 4774 * Don't wait if wait_pid was already set above, indicating the | |
| 4775 * child already exited. | |
| 4776 */ | |
| 3048 | 4777 if (wait_pid != pid) |
| 4778 wait_pid = wait4pid(pid, &status); | |
| 7 | 4779 |
| 2600 | 4780 # ifdef FEAT_GUI |
| 4781 /* Close slave side of pty. Only do this after the child has | |
| 4782 * exited, otherwise the child may hang when it tries to write on | |
| 4783 * the pty. */ | |
| 4784 if (pty_master_fd >= 0) | |
| 4785 close(pty_slave_fd); | |
| 4786 # endif | |
| 4787 | |
| 167 | 4788 /* Make sure the child that writes to the external program is |
| 4789 * dead. */ | |
| 4790 if (wpid > 0) | |
| 3048 | 4791 { |
| 167 | 4792 kill(wpid, SIGKILL); |
| 3048 | 4793 wait4pid(wpid, NULL); |
| 4794 } | |
| 167 | 4795 |
| 7 | 4796 /* |
| 4797 * Set to raw mode right now, otherwise a CTRL-C after | |
| 4798 * catch_signals() will kill Vim. | |
| 4799 */ | |
| 4800 if (tmode == TMODE_RAW) | |
| 4801 settmode(TMODE_RAW); | |
| 4802 did_settmode = TRUE; | |
| 4803 set_signals(); | |
| 4804 | |
| 4805 if (WIFEXITED(status)) | |
| 4806 { | |
| 129 | 4807 /* LINTED avoid "bitwise operation on signed value" */ |
| 7 | 4808 retval = WEXITSTATUS(status); |
| 4074 | 4809 if (retval != 0 && !emsg_silent) |
| 7 | 4810 { |
| 4811 if (retval == EXEC_FAILED) | |
| 4812 { | |
| 4813 MSG_PUTS(_("\nCannot execute shell ")); | |
| 4814 msg_outtrans(p_sh); | |
| 4815 msg_putchar('\n'); | |
| 4816 } | |
| 4817 else if (!(options & SHELL_SILENT)) | |
| 4818 { | |
| 4819 MSG_PUTS(_("\nshell returned ")); | |
| 4820 msg_outnum((long)retval); | |
| 4821 msg_putchar('\n'); | |
| 4822 } | |
| 4823 } | |
| 4824 } | |
| 4825 else | |
| 4826 MSG_PUTS(_("\nCommand terminated\n")); | |
| 4827 } | |
| 4828 } | |
| 4829 vim_free(argv); | |
| 2994 | 4830 vim_free(p_shcf_copy); |
| 7 | 4831 |
| 4832 error: | |
| 4833 if (!did_settmode) | |
| 4834 if (tmode == TMODE_RAW) | |
| 4835 settmode(TMODE_RAW); /* set to raw mode */ | |
| 4836 # ifdef FEAT_TITLE | |
| 4837 resettitle(); | |
| 4838 # endif | |
| 4839 vim_free(newcmd); | |
| 4840 | |
| 4841 return retval; | |
| 4842 | |
| 4843 #endif /* USE_SYSTEM */ | |
| 4844 } | |
| 4845 | |
| 4846 /* | |
| 4847 * Check for CTRL-C typed by reading all available characters. | |
| 4848 * In cooked mode we should get SIGINT, no need to check. | |
| 4849 */ | |
| 4850 void | |
| 4851 mch_breakcheck() | |
| 4852 { | |
| 4853 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL)) | |
| 4854 fill_input_buf(FALSE); | |
| 4855 } | |
| 4856 | |
| 4857 /* | |
| 4858 * Wait "msec" msec until a character is available from the keyboard or from | |
| 4859 * inbuf[]. msec == -1 will block forever. | |
| 4860 * When a GUI is being used, this will never get called -- webb | |
| 4861 */ | |
| 4862 static int | |
| 4863 WaitForChar(msec) | |
| 4864 long msec; | |
| 4865 { | |
| 4866 #ifdef FEAT_MOUSE_GPM | |
| 4867 int gpm_process_wanted; | |
| 4868 #endif | |
| 4869 #ifdef FEAT_XCLIPBOARD | |
| 4870 int rest; | |
| 4871 #endif | |
| 4872 int avail; | |
| 4873 | |
| 4874 if (input_available()) /* something in inbuf[] */ | |
| 4875 return 1; | |
| 4876 | |
| 4877 #if defined(FEAT_MOUSE_DEC) | |
| 4878 /* May need to query the mouse position. */ | |
| 4879 if (WantQueryMouse) | |
| 4880 { | |
| 227 | 4881 WantQueryMouse = FALSE; |
| 7 | 4882 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5); |
| 4883 } | |
| 4884 #endif | |
| 4885 | |
| 4886 /* | |
| 4887 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse | |
| 4888 * events. This is a bit complicated, because they might both be defined. | |
| 4889 */ | |
| 4890 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD) | |
| 4891 # ifdef FEAT_XCLIPBOARD | |
| 4892 rest = 0; | |
| 4893 if (do_xterm_trace()) | |
| 4894 rest = msec; | |
| 4895 # endif | |
| 4896 do | |
| 4897 { | |
| 4898 # ifdef FEAT_XCLIPBOARD | |
| 4899 if (rest != 0) | |
| 4900 { | |
| 4901 msec = XT_TRACE_DELAY; | |
| 4902 if (rest >= 0 && rest < XT_TRACE_DELAY) | |
| 4903 msec = rest; | |
| 4904 if (rest >= 0) | |
| 4905 rest -= msec; | |
| 4906 } | |
| 4907 # endif | |
| 4908 # ifdef FEAT_MOUSE_GPM | |
| 4909 gpm_process_wanted = 0; | |
| 4910 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted); | |
| 4911 # else | |
| 4912 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
| 4913 # endif | |
| 4914 if (!avail) | |
| 4915 { | |
| 4916 if (input_available()) | |
| 4917 return 1; | |
| 4918 # ifdef FEAT_XCLIPBOARD | |
| 4919 if (rest == 0 || !do_xterm_trace()) | |
| 4920 # endif | |
| 4921 break; | |
| 4922 } | |
| 4923 } | |
| 4924 while (FALSE | |
| 4925 # ifdef FEAT_MOUSE_GPM | |
| 4926 || (gpm_process_wanted && mch_gpm_process() == 0) | |
| 4927 # endif | |
| 4928 # ifdef FEAT_XCLIPBOARD | |
| 4929 || (!avail && rest != 0) | |
| 4930 # endif | |
| 4931 ); | |
| 4932 | |
| 4933 #else | |
| 4934 avail = RealWaitForChar(read_cmd_fd, msec, NULL); | |
| 4935 #endif | |
| 4936 return avail; | |
| 4937 } | |
| 4938 | |
| 4939 /* | |
| 4940 * Wait "msec" msec until a character is available from file descriptor "fd". | |
| 3046 | 4941 * "msec" == 0 will check for characters once. |
| 4942 * "msec" == -1 will block until a character is available. | |
| 7 | 4943 * When a GUI is being used, this will not be used for input -- webb |
| 4944 * Returns also, when a request from Sniff is waiting -- toni. | |
| 4945 * Or when a Linux GPM mouse event is waiting. | |
| 4946 */ | |
| 4947 #if defined(__BEOS__) | |
| 4948 int | |
| 4949 #else | |
| 4950 static int | |
| 4951 #endif | |
| 4952 RealWaitForChar(fd, msec, check_for_gpm) | |
| 4953 int fd; | |
| 4954 long msec; | |
| 1877 | 4955 int *check_for_gpm UNUSED; |
| 7 | 4956 { |
| 4957 int ret; | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
4958 #ifdef FEAT_NETBEANS_INTG |
| 2210 | 4959 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
|
4960 #endif |
| 14 | 4961 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
| 7 | 4962 static int busy = FALSE; |
| 4963 | |
| 4964 /* May retry getting characters after an event was handled. */ | |
| 4965 # define MAY_LOOP | |
| 4966 | |
| 4967 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 4968 /* Remember at what time we started, so that we know how much longer we | |
| 4969 * should wait after being interrupted. */ | |
| 4970 # define USE_START_TV | |
| 4971 struct timeval start_tv; | |
| 4972 | |
| 4973 if (msec > 0 && ( | |
| 4974 # ifdef FEAT_XCLIPBOARD | |
| 4975 xterm_Shell != (Widget)0 | |
| 14 | 4976 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME) |
| 7 | 4977 || |
| 4978 # endif | |
| 4979 # endif | |
| 4980 # ifdef USE_XSMP | |
| 4981 xsmp_icefd != -1 | |
| 14 | 4982 # ifdef FEAT_MZSCHEME |
| 4983 || | |
| 4984 # endif | |
| 4985 # endif | |
| 4986 # ifdef FEAT_MZSCHEME | |
| 4987 (mzthreads_allowed() && p_mzq > 0) | |
| 7 | 4988 # endif |
| 4989 )) | |
| 4990 gettimeofday(&start_tv, NULL); | |
| 4991 # endif | |
| 4992 | |
| 4993 /* Handle being called recursively. This may happen for the session | |
| 4994 * manager stuff, it may save the file, which does a breakcheck. */ | |
| 4995 if (busy) | |
| 4996 return 0; | |
| 4997 #endif | |
| 4998 | |
| 4999 #ifdef MAY_LOOP | |
| 407 | 5000 for (;;) |
| 7 | 5001 #endif |
| 5002 { | |
| 5003 #ifdef MAY_LOOP | |
| 5004 int finished = TRUE; /* default is to 'loop' just once */ | |
| 14 | 5005 # ifdef FEAT_MZSCHEME |
| 5006 int mzquantum_used = FALSE; | |
| 5007 # endif | |
| 7 | 5008 #endif |
| 5009 #ifndef HAVE_SELECT | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5010 struct pollfd fds[6]; |
| 7 | 5011 int nfd; |
| 5012 # ifdef FEAT_XCLIPBOARD | |
| 5013 int xterm_idx = -1; | |
| 5014 # endif | |
| 5015 # ifdef FEAT_MOUSE_GPM | |
| 5016 int gpm_idx = -1; | |
| 5017 # endif | |
| 5018 # ifdef USE_XSMP | |
| 5019 int xsmp_idx = -1; | |
| 5020 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5021 # ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5022 int nb_idx = -1; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5023 # endif |
| 14 | 5024 int towait = (int)msec; |
| 5025 | |
| 5026 # ifdef FEAT_MZSCHEME | |
| 5027 mzvim_check_threads(); | |
| 5028 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
| 5029 { | |
| 5030 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */ | |
| 5031 mzquantum_used = TRUE; | |
| 5032 } | |
| 5033 # endif | |
| 7 | 5034 fds[0].fd = fd; |
| 5035 fds[0].events = POLLIN; | |
| 5036 nfd = 1; | |
| 5037 | |
| 5038 # ifdef FEAT_SNIFF | |
| 5039 # define SNIFF_IDX 1 | |
| 5040 if (want_sniff_request) | |
| 5041 { | |
| 5042 fds[SNIFF_IDX].fd = fd_from_sniff; | |
| 5043 fds[SNIFF_IDX].events = POLLIN; | |
| 5044 nfd++; | |
| 5045 } | |
| 5046 # endif | |
| 5047 # ifdef FEAT_XCLIPBOARD | |
| 5048 if (xterm_Shell != (Widget)0) | |
| 5049 { | |
| 5050 xterm_idx = nfd; | |
| 5051 fds[nfd].fd = ConnectionNumber(xterm_dpy); | |
| 5052 fds[nfd].events = POLLIN; | |
| 5053 nfd++; | |
| 5054 } | |
| 5055 # endif | |
| 5056 # ifdef FEAT_MOUSE_GPM | |
| 5057 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
| 5058 { | |
| 5059 gpm_idx = nfd; | |
| 5060 fds[nfd].fd = gpm_fd; | |
| 5061 fds[nfd].events = POLLIN; | |
| 5062 nfd++; | |
| 5063 } | |
| 5064 # endif | |
| 5065 # ifdef USE_XSMP | |
| 5066 if (xsmp_icefd != -1) | |
| 5067 { | |
| 5068 xsmp_idx = nfd; | |
| 5069 fds[nfd].fd = xsmp_icefd; | |
| 5070 fds[nfd].events = POLLIN; | |
| 5071 nfd++; | |
| 5072 } | |
| 5073 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5074 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5075 if (nb_fd != -1) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5076 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5077 nb_idx = nfd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5078 fds[nfd].fd = nb_fd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5079 fds[nfd].events = POLLIN; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5080 nfd++; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5081 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5082 #endif |
| 7 | 5083 |
| 14 | 5084 ret = poll(fds, nfd, towait); |
| 5085 # ifdef FEAT_MZSCHEME | |
| 5086 if (ret == 0 && mzquantum_used) | |
| 1450 | 5087 /* MzThreads scheduling is required and timeout occurred */ |
| 14 | 5088 finished = FALSE; |
| 5089 # endif | |
| 7 | 5090 |
| 5091 # ifdef FEAT_SNIFF | |
| 5092 if (ret < 0) | |
| 5093 sniff_disconnect(1); | |
| 5094 else if (want_sniff_request) | |
| 5095 { | |
| 5096 if (fds[SNIFF_IDX].revents & POLLHUP) | |
| 5097 sniff_disconnect(1); | |
| 5098 if (fds[SNIFF_IDX].revents & POLLIN) | |
| 5099 sniff_request_waiting = 1; | |
| 5100 } | |
| 5101 # endif | |
| 5102 # ifdef FEAT_XCLIPBOARD | |
| 5103 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN)) | |
| 5104 { | |
| 5105 xterm_update(); /* Maybe we should hand out clipboard */ | |
| 5106 if (--ret == 0 && !input_available()) | |
| 5107 /* Try again */ | |
| 5108 finished = FALSE; | |
| 5109 } | |
| 5110 # endif | |
| 5111 # ifdef FEAT_MOUSE_GPM | |
| 5112 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN)) | |
| 5113 { | |
| 5114 *check_for_gpm = 1; | |
| 5115 } | |
| 5116 # endif | |
| 5117 # ifdef USE_XSMP | |
| 5118 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP))) | |
| 5119 { | |
| 5120 if (fds[xsmp_idx].revents & POLLIN) | |
| 5121 { | |
| 5122 busy = TRUE; | |
| 5123 xsmp_handle_requests(); | |
| 5124 busy = FALSE; | |
| 5125 } | |
| 5126 else if (fds[xsmp_idx].revents & POLLHUP) | |
| 5127 { | |
| 5128 if (p_verbose > 0) | |
| 292 | 5129 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 5130 xsmp_close(); |
| 5131 } | |
| 5132 if (--ret == 0) | |
| 14 | 5133 finished = FALSE; /* Try again */ |
| 7 | 5134 } |
| 5135 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5136 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5137 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
|
5138 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5139 netbeans_read(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5140 --ret; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5141 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5142 #endif |
| 7 | 5143 |
| 5144 | |
| 5145 #else /* HAVE_SELECT */ | |
| 5146 | |
| 5147 struct timeval tv; | |
| 14 | 5148 struct timeval *tvp; |
| 7 | 5149 fd_set rfds, efds; |
| 5150 int maxfd; | |
| 14 | 5151 long towait = msec; |
| 5152 | |
| 5153 # ifdef FEAT_MZSCHEME | |
| 5154 mzvim_check_threads(); | |
| 5155 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq)) | |
| 5156 { | |
| 5157 towait = p_mzq; /* don't wait longer than 'mzquantum' */ | |
| 5158 mzquantum_used = TRUE; | |
| 5159 } | |
| 5160 # endif | |
| 7 | 5161 # ifdef __EMX__ |
| 5162 /* don't check for incoming chars if not in raw mode, because select() | |
| 5163 * always returns TRUE then (in some version of emx.dll) */ | |
| 5164 if (curr_tmode != TMODE_RAW) | |
| 5165 return 0; | |
| 5166 # endif | |
| 5167 | |
| 14 | 5168 if (towait >= 0) |
| 7 | 5169 { |
| 14 | 5170 tv.tv_sec = towait / 1000; |
| 5171 tv.tv_usec = (towait % 1000) * (1000000/1000); | |
| 5172 tvp = &tv; | |
| 7 | 5173 } |
| 14 | 5174 else |
| 5175 tvp = NULL; | |
| 7 | 5176 |
| 5177 /* | |
| 5178 * Select on ready for reading and exceptional condition (end of file). | |
| 5179 */ | |
| 3046 | 5180 select_eintr: |
| 5181 FD_ZERO(&rfds); | |
| 7 | 5182 FD_ZERO(&efds); |
| 5183 FD_SET(fd, &rfds); | |
| 5184 # if !defined(__QNX__) && !defined(__CYGWIN32__) | |
| 5185 /* For QNX select() always returns 1 if this is set. Why? */ | |
| 5186 FD_SET(fd, &efds); | |
| 5187 # endif | |
| 5188 maxfd = fd; | |
| 5189 | |
| 5190 # ifdef FEAT_SNIFF | |
| 5191 if (want_sniff_request) | |
| 5192 { | |
| 5193 FD_SET(fd_from_sniff, &rfds); | |
| 5194 FD_SET(fd_from_sniff, &efds); | |
| 5195 if (maxfd < fd_from_sniff) | |
| 5196 maxfd = fd_from_sniff; | |
| 5197 } | |
| 5198 # endif | |
| 5199 # ifdef FEAT_XCLIPBOARD | |
| 5200 if (xterm_Shell != (Widget)0) | |
| 5201 { | |
| 5202 FD_SET(ConnectionNumber(xterm_dpy), &rfds); | |
| 5203 if (maxfd < ConnectionNumber(xterm_dpy)) | |
| 5204 maxfd = ConnectionNumber(xterm_dpy); | |
| 3748 | 5205 |
| 5206 /* An event may have already been read but not handled. In | |
| 5207 * particulary, XFlush may cause this. */ | |
| 5208 xterm_update(); | |
| 7 | 5209 } |
| 5210 # endif | |
| 5211 # ifdef FEAT_MOUSE_GPM | |
| 5212 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0) | |
| 5213 { | |
| 5214 FD_SET(gpm_fd, &rfds); | |
| 5215 FD_SET(gpm_fd, &efds); | |
| 5216 if (maxfd < gpm_fd) | |
| 5217 maxfd = gpm_fd; | |
| 5218 } | |
| 5219 # endif | |
| 5220 # ifdef USE_XSMP | |
| 5221 if (xsmp_icefd != -1) | |
| 5222 { | |
| 5223 FD_SET(xsmp_icefd, &rfds); | |
| 5224 FD_SET(xsmp_icefd, &efds); | |
| 5225 if (maxfd < xsmp_icefd) | |
| 5226 maxfd = xsmp_icefd; | |
| 5227 } | |
| 5228 # endif | |
| 3748 | 5229 # ifdef FEAT_NETBEANS_INTG |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5230 if (nb_fd != -1) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5231 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5232 FD_SET(nb_fd, &rfds); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5233 if (maxfd < nb_fd) |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5234 maxfd = nb_fd; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5235 } |
| 3748 | 5236 # endif |
| 7 | 5237 |
| 5238 # ifdef OLD_VMS | |
| 5239 /* Old VMS as v6.2 and older have broken select(). It waits more than | |
| 5240 * required. Should not be used */ | |
| 5241 ret = 0; | |
| 5242 # else | |
| 14 | 5243 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp); |
| 5244 # endif | |
| 3046 | 5245 # ifdef EINTR |
| 5246 if (ret == -1 && errno == EINTR) | |
| 3133 | 5247 { |
| 5248 /* Check whether window has been resized, EINTR may be caused by | |
| 5249 * SIGWINCH. */ | |
| 5250 if (do_resize) | |
| 5251 handle_resize(); | |
| 5252 | |
| 3046 | 5253 /* Interrupted by a signal, need to try again. We ignore msec |
| 5254 * here, because we do want to check even after a timeout if | |
| 5255 * characters are available. Needed for reading output of an | |
| 5256 * external command after the process has finished. */ | |
| 5257 goto select_eintr; | |
| 3133 | 5258 } |
| 3046 | 5259 # endif |
| 1076 | 5260 # ifdef __TANDEM |
| 5261 if (ret == -1 && errno == ENOTSUP) | |
| 5262 { | |
| 5263 FD_ZERO(&rfds); | |
| 5264 FD_ZERO(&efds); | |
| 5265 ret = 0; | |
| 5266 } | |
| 3046 | 5267 # endif |
| 14 | 5268 # ifdef FEAT_MZSCHEME |
| 5269 if (ret == 0 && mzquantum_used) | |
| 1450 | 5270 /* loop if MzThreads must be scheduled and timeout occurred */ |
| 14 | 5271 finished = FALSE; |
| 7 | 5272 # endif |
| 5273 | |
| 5274 # ifdef FEAT_SNIFF | |
| 5275 if (ret < 0 ) | |
| 5276 sniff_disconnect(1); | |
| 5277 else if (ret > 0 && want_sniff_request) | |
| 5278 { | |
| 5279 if (FD_ISSET(fd_from_sniff, &efds)) | |
| 5280 sniff_disconnect(1); | |
| 5281 if (FD_ISSET(fd_from_sniff, &rfds)) | |
| 5282 sniff_request_waiting = 1; | |
| 5283 } | |
| 5284 # endif | |
| 5285 # ifdef FEAT_XCLIPBOARD | |
| 5286 if (ret > 0 && xterm_Shell != (Widget)0 | |
| 5287 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds)) | |
| 5288 { | |
| 5289 xterm_update(); /* Maybe we should hand out clipboard */ | |
| 5290 /* continue looping when we only got the X event and the input | |
| 5291 * buffer is empty */ | |
| 5292 if (--ret == 0 && !input_available()) | |
| 5293 { | |
| 5294 /* Try again */ | |
| 5295 finished = FALSE; | |
| 5296 } | |
| 5297 } | |
| 5298 # endif | |
| 5299 # ifdef FEAT_MOUSE_GPM | |
| 5300 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0) | |
| 5301 { | |
| 5302 if (FD_ISSET(gpm_fd, &efds)) | |
| 5303 gpm_close(); | |
| 5304 else if (FD_ISSET(gpm_fd, &rfds)) | |
| 5305 *check_for_gpm = 1; | |
| 5306 } | |
| 5307 # endif | |
| 5308 # ifdef USE_XSMP | |
| 5309 if (ret > 0 && xsmp_icefd != -1) | |
| 5310 { | |
| 5311 if (FD_ISSET(xsmp_icefd, &efds)) | |
| 5312 { | |
| 5313 if (p_verbose > 0) | |
| 292 | 5314 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 5315 xsmp_close(); |
| 5316 if (--ret == 0) | |
| 5317 finished = FALSE; /* keep going if event was only one */ | |
| 5318 } | |
| 5319 else if (FD_ISSET(xsmp_icefd, &rfds)) | |
| 5320 { | |
| 5321 busy = TRUE; | |
| 5322 xsmp_handle_requests(); | |
| 5323 busy = FALSE; | |
| 5324 if (--ret == 0) | |
| 5325 finished = FALSE; /* keep going if event was only one */ | |
| 5326 } | |
| 5327 } | |
| 5328 # endif | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5329 #ifdef FEAT_NETBEANS_INTG |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5330 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
|
5331 { |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5332 netbeans_read(); |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5333 --ret; |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5334 } |
|
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2074
diff
changeset
|
5335 #endif |
| 7 | 5336 |
| 5337 #endif /* HAVE_SELECT */ | |
| 5338 | |
| 5339 #ifdef MAY_LOOP | |
| 5340 if (finished || msec == 0) | |
| 5341 break; | |
| 5342 | |
| 5343 /* We're going to loop around again, find out for how long */ | |
| 5344 if (msec > 0) | |
| 5345 { | |
| 5346 # ifdef USE_START_TV | |
| 5347 struct timeval mtv; | |
| 5348 | |
| 5349 /* Compute remaining wait time. */ | |
| 5350 gettimeofday(&mtv, NULL); | |
| 5351 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L | |
| 5352 + (mtv.tv_usec - start_tv.tv_usec) / 1000L; | |
| 5353 # else | |
| 5354 /* Guess we got interrupted halfway. */ | |
| 5355 msec = msec / 2; | |
| 5356 # endif | |
| 5357 if (msec <= 0) | |
| 5358 break; /* waited long enough */ | |
| 5359 } | |
| 5360 #endif | |
| 5361 } | |
| 5362 | |
| 5363 return (ret > 0); | |
| 5364 } | |
| 5365 | |
| 5366 #ifndef VMS | |
| 5367 | |
| 5368 #ifndef NO_EXPANDPATH | |
| 5369 /* | |
| 444 | 5370 * Expand a path into all matching files and/or directories. Handles "*", |
| 5371 * "?", "[a-z]", "**", etc. | |
| 5372 * "path" has backslashes before chars that are not to be expanded. | |
| 5373 * Returns the number of matches found. | |
| 7 | 5374 */ |
| 5375 int | |
| 5376 mch_expandpath(gap, path, flags) | |
| 5377 garray_T *gap; | |
| 5378 char_u *path; | |
| 5379 int flags; /* EW_* flags */ | |
| 5380 { | |
| 444 | 5381 return unix_expandpath(gap, path, 0, flags, FALSE); |
| 7 | 5382 } |
| 5383 #endif | |
| 5384 | |
| 5385 /* | |
| 5386 * mch_expand_wildcards() - this code does wild-card pattern matching using | |
| 5387 * the shell | |
| 5388 * | |
| 5389 * return OK for success, FAIL for error (you may lose some memory) and put | |
| 5390 * an error message in *file. | |
| 5391 * | |
| 5392 * num_pat is number of input patterns | |
| 5393 * pat is array of pointers to input patterns | |
| 5394 * num_file is pointer to number of matched file names | |
| 5395 * file is pointer to array of pointers to matched file names | |
| 5396 */ | |
| 5397 | |
| 5398 #ifndef SEEK_SET | |
| 5399 # define SEEK_SET 0 | |
| 5400 #endif | |
| 5401 #ifndef SEEK_END | |
| 5402 # define SEEK_END 2 | |
| 5403 #endif | |
| 5404 | |
| 822 | 5405 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|" |
| 628 | 5406 |
| 7 | 5407 int |
| 5408 mch_expand_wildcards(num_pat, pat, num_file, file, flags) | |
| 5409 int num_pat; | |
| 5410 char_u **pat; | |
| 5411 int *num_file; | |
| 5412 char_u ***file; | |
| 5413 int flags; /* EW_* flags */ | |
| 5414 { | |
| 5415 int i; | |
| 5416 size_t len; | |
| 5417 char_u *p; | |
| 5418 int dir; | |
| 5419 #ifdef __EMX__ | |
| 1508 | 5420 /* |
| 5421 * This is the OS/2 implementation. | |
| 5422 */ | |
| 7 | 5423 # define EXPL_ALLOC_INC 16 |
| 5424 char_u **expl_files; | |
| 5425 size_t files_alloced, files_free; | |
| 5426 char_u *buf; | |
| 5427 int has_wildcard; | |
| 5428 | |
| 5429 *num_file = 0; /* default: no files found */ | |
| 5430 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */ | |
| 5431 files_free = EXPL_ALLOC_INC; /* how much space is not used */ | |
| 5432 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced); | |
| 5433 if (*file == NULL) | |
| 5434 return FAIL; | |
| 5435 | |
| 5436 for (; num_pat > 0; num_pat--, pat++) | |
| 5437 { | |
| 5438 expl_files = NULL; | |
| 5439 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~')) | |
| 5440 /* expand environment var or home dir */ | |
| 5441 buf = expand_env_save(*pat); | |
| 5442 else | |
| 5443 buf = vim_strsave(*pat); | |
| 5444 expl_files = NULL; | |
| 99 | 5445 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */ |
| 7 | 5446 if (has_wildcard) /* yes, so expand them */ |
| 5447 expl_files = (char_u **)_fnexplode(buf); | |
| 5448 | |
| 5449 /* | |
| 5450 * return value of buf if no wildcards left, | |
| 5451 * OR if no match AND EW_NOTFOUND is set. | |
| 5452 */ | |
| 5453 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0)) | |
| 5454 || (expl_files == NULL && (flags & EW_NOTFOUND))) | |
| 5455 { /* simply save the current contents of *buf */ | |
| 5456 expl_files = (char_u **)alloc(sizeof(char_u **) * 2); | |
| 5457 if (expl_files != NULL) | |
| 5458 { | |
| 5459 expl_files[0] = vim_strsave(buf); | |
| 5460 expl_files[1] = NULL; | |
| 5461 } | |
| 5462 } | |
| 5463 vim_free(buf); | |
| 5464 | |
| 5465 /* | |
| 5466 * Count number of names resulting from expansion, | |
| 5467 * At the same time add a backslash to the end of names that happen to | |
| 5468 * be directories, and replace slashes with backslashes. | |
| 5469 */ | |
| 5470 if (expl_files) | |
| 5471 { | |
| 5472 for (i = 0; (p = expl_files[i]) != NULL; i++) | |
| 5473 { | |
| 5474 dir = mch_isdir(p); | |
| 5475 /* If we don't want dirs and this is one, skip it */ | |
| 5476 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
| 5477 continue; | |
| 5478 | |
| 715 | 5479 /* Skip files that are not executable if we check for that. */ |
| 5480 if (!dir && (flags & EW_EXEC) && !mch_can_exe(p)) | |
| 5481 continue; | |
| 5482 | |
| 7 | 5483 if (--files_free == 0) |
| 5484 { | |
| 5485 /* need more room in table of pointers */ | |
| 5486 files_alloced += EXPL_ALLOC_INC; | |
| 5487 *file = (char_u **)vim_realloc(*file, | |
| 5488 sizeof(char_u **) * files_alloced); | |
| 5489 if (*file == NULL) | |
| 5490 { | |
| 5491 EMSG(_(e_outofmem)); | |
| 5492 *num_file = 0; | |
| 5493 return FAIL; | |
| 5494 } | |
| 5495 files_free = EXPL_ALLOC_INC; | |
| 5496 } | |
| 5497 slash_adjust(p); | |
| 5498 if (dir) | |
| 5499 { | |
| 5500 /* For a directory we add a '/', unless it's already | |
| 5501 * there. */ | |
| 5502 len = STRLEN(p); | |
| 5503 if (((*file)[*num_file] = alloc(len + 2)) != NULL) | |
| 5504 { | |
| 5505 STRCPY((*file)[*num_file], p); | |
| 902 | 5506 if (!after_pathsep((*file)[*num_file], |
| 5507 (*file)[*num_file] + len)) | |
| 7 | 5508 { |
| 5509 (*file)[*num_file][len] = psepc; | |
| 39 | 5510 (*file)[*num_file][len + 1] = NUL; |
| 7 | 5511 } |
| 5512 } | |
| 5513 } | |
| 5514 else | |
| 5515 { | |
| 5516 (*file)[*num_file] = vim_strsave(p); | |
| 5517 } | |
| 5518 | |
| 5519 /* | |
| 5520 * Error message already given by either alloc or vim_strsave. | |
| 5521 * Should return FAIL, but returning OK works also. | |
| 5522 */ | |
| 5523 if ((*file)[*num_file] == NULL) | |
| 5524 break; | |
| 5525 (*num_file)++; | |
| 5526 } | |
| 5527 _fnexplodefree((char **)expl_files); | |
| 5528 } | |
| 5529 } | |
| 5530 return OK; | |
| 5531 | |
| 5532 #else /* __EMX__ */ | |
| 1508 | 5533 /* |
| 5534 * This is the non-OS/2 implementation (really Unix). | |
| 5535 */ | |
| 7 | 5536 int j; |
| 5537 char_u *tempname; | |
| 5538 char_u *command; | |
| 5539 FILE *fd; | |
| 5540 char_u *buffer; | |
| 1508 | 5541 #define STYLE_ECHO 0 /* use "echo", the default */ |
| 5542 #define STYLE_GLOB 1 /* use "glob", for csh */ | |
| 5543 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */ | |
| 5544 #define STYLE_PRINT 3 /* use "print -N", for zsh */ | |
| 5545 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern | |
| 5546 * directly */ | |
| 7 | 5547 int shell_style = STYLE_ECHO; |
| 5548 int check_spaces; | |
| 5549 static int did_find_nul = FALSE; | |
| 5550 int ampersent = FALSE; | |
| 1508 | 5551 /* vimglob() function to define for Posix shell */ |
| 1620 | 5552 static char *sh_vimglob_func = "vimglob() { while [ $# -ge 1 ]; do echo \"$1\"; shift; done }; vimglob >"; |
| 7 | 5553 |
| 5554 *num_file = 0; /* default: no files found */ | |
| 5555 *file = NULL; | |
| 5556 | |
| 5557 /* | |
| 5558 * If there are no wildcards, just copy the names to allocated memory. | |
| 5559 * Saves a lot of time, because we don't have to start a new shell. | |
| 5560 */ | |
| 5561 if (!have_wildcard(num_pat, pat)) | |
| 5562 return save_patterns(num_pat, pat, num_file, file); | |
| 5563 | |
| 428 | 5564 # ifdef HAVE_SANDBOX |
| 5565 /* Don't allow any shell command in the sandbox. */ | |
| 5566 if (sandbox != 0 && check_secure()) | |
| 5567 return FAIL; | |
| 5568 # endif | |
| 5569 | |
| 7 | 5570 /* |
| 5571 * Don't allow the use of backticks in secure and restricted mode. | |
| 5572 */ | |
| 428 | 5573 if (secure || restricted) |
| 7 | 5574 for (i = 0; i < num_pat; ++i) |
| 5575 if (vim_strchr(pat[i], '`') != NULL | |
| 5576 && (check_restricted() || check_secure())) | |
| 5577 return FAIL; | |
| 5578 | |
| 5579 /* | |
| 5580 * get a name for the temp file | |
| 5581 */ | |
| 5582 if ((tempname = vim_tempname('o')) == NULL) | |
| 5583 { | |
| 5584 EMSG(_(e_notmp)); | |
| 5585 return FAIL; | |
| 5586 } | |
| 5587 | |
| 5588 /* | |
| 5589 * Let the shell expand the patterns and write the result into the temp | |
| 1508 | 5590 * file. |
| 5591 * STYLE_BT: NL separated | |
| 5592 * If expanding `cmd` execute it directly. | |
| 5593 * STYLE_GLOB: NUL separated | |
| 5594 * If we use *csh, "glob" will work better than "echo". | |
| 5595 * STYLE_PRINT: NL or NUL separated | |
| 5596 * If we use *zsh, "print -N" will work better than "glob". | |
| 5597 * STYLE_VIMGLOB: NL separated | |
| 5598 * If we use *sh*, we define "vimglob()". | |
| 5599 * STYLE_ECHO: space separated. | |
| 5600 * A shell we don't know, stay safe and use "echo". | |
| 7 | 5601 */ |
| 5602 if (num_pat == 1 && *pat[0] == '`' | |
| 5603 && (len = STRLEN(pat[0])) > 2 | |
| 5604 && *(pat[0] + len - 1) == '`') | |
| 5605 shell_style = STYLE_BT; | |
| 5606 else if ((len = STRLEN(p_sh)) >= 3) | |
| 5607 { | |
| 5608 if (STRCMP(p_sh + len - 3, "csh") == 0) | |
| 5609 shell_style = STYLE_GLOB; | |
| 5610 else if (STRCMP(p_sh + len - 3, "zsh") == 0) | |
| 5611 shell_style = STYLE_PRINT; | |
| 5612 } | |
| 1508 | 5613 if (shell_style == STYLE_ECHO && strstr((char *)gettail(p_sh), |
| 5614 "sh") != NULL) | |
| 5615 shell_style = STYLE_VIMGLOB; | |
| 5616 | |
| 5617 /* Compute the length of the command. We need 2 extra bytes: for the | |
| 5618 * optional '&' and for the NUL. | |
| 5619 * Worst case: "unset nonomatch; print -N >" plus two is 29 */ | |
| 7 | 5620 len = STRLEN(tempname) + 29; |
| 1508 | 5621 if (shell_style == STYLE_VIMGLOB) |
| 5622 len += STRLEN(sh_vimglob_func); | |
| 5623 | |
| 147 | 5624 for (i = 0; i < num_pat; ++i) |
| 5625 { | |
| 5626 /* Count the length of the patterns in the same way as they are put in | |
| 5627 * "command" below. */ | |
| 5628 #ifdef USE_SYSTEM | |
| 7 | 5629 len += STRLEN(pat[i]) + 3; /* add space and two quotes */ |
| 147 | 5630 #else |
| 5631 ++len; /* add space */ | |
| 628 | 5632 for (j = 0; pat[i][j] != NUL; ++j) |
| 5633 { | |
| 5634 if (vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL) | |
| 5635 ++len; /* may add a backslash */ | |
| 5636 ++len; | |
| 5637 } | |
| 147 | 5638 #endif |
| 5639 } | |
| 7 | 5640 command = alloc(len); |
| 5641 if (command == NULL) | |
| 5642 { | |
| 5643 /* out of memory */ | |
| 5644 vim_free(tempname); | |
| 5645 return FAIL; | |
| 5646 } | |
| 5647 | |
| 5648 /* | |
| 5649 * Build the shell command: | |
| 5650 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell | |
| 5651 * recognizes this). | |
| 5652 * - Add the shell command to print the expanded names. | |
| 5653 * - Add the temp file name. | |
| 5654 * - Add the file name patterns. | |
| 5655 */ | |
| 5656 if (shell_style == STYLE_BT) | |
| 5657 { | |
| 628 | 5658 /* change `command; command& ` to (command; command ) */ |
| 5659 STRCPY(command, "("); | |
| 5660 STRCAT(command, pat[0] + 1); /* exclude first backtick */ | |
| 7 | 5661 p = command + STRLEN(command) - 1; |
| 628 | 5662 *p-- = ')'; /* remove last backtick */ |
| 7 | 5663 while (p > command && vim_iswhite(*p)) |
| 5664 --p; | |
| 5665 if (*p == '&') /* remove trailing '&' */ | |
| 5666 { | |
| 5667 ampersent = TRUE; | |
| 5668 *p = ' '; | |
| 5669 } | |
| 5670 STRCAT(command, ">"); | |
| 5671 } | |
| 5672 else | |
| 5673 { | |
| 5674 if (flags & EW_NOTFOUND) | |
| 5675 STRCPY(command, "set nonomatch; "); | |
| 5676 else | |
| 5677 STRCPY(command, "unset nonomatch; "); | |
| 5678 if (shell_style == STYLE_GLOB) | |
| 5679 STRCAT(command, "glob >"); | |
| 5680 else if (shell_style == STYLE_PRINT) | |
| 5681 STRCAT(command, "print -N >"); | |
| 1508 | 5682 else if (shell_style == STYLE_VIMGLOB) |
| 5683 STRCAT(command, sh_vimglob_func); | |
| 7 | 5684 else |
| 5685 STRCAT(command, "echo >"); | |
| 5686 } | |
| 1508 | 5687 |
| 7 | 5688 STRCAT(command, tempname); |
| 1508 | 5689 |
| 7 | 5690 if (shell_style != STYLE_BT) |
| 5691 for (i = 0; i < num_pat; ++i) | |
| 5692 { | |
| 5693 /* When using system() always add extra quotes, because the shell | |
| 628 | 5694 * is started twice. Otherwise put a backslash before special |
| 1450 | 5695 * characters, except inside ``. */ |
| 7 | 5696 #ifdef USE_SYSTEM |
| 5697 STRCAT(command, " \""); | |
| 5698 STRCAT(command, pat[i]); | |
| 5699 STRCAT(command, "\""); | |
| 5700 #else | |
| 233 | 5701 int intick = FALSE; |
| 5702 | |
| 7 | 5703 p = command + STRLEN(command); |
| 5704 *p++ = ' '; | |
| 628 | 5705 for (j = 0; pat[i][j] != NUL; ++j) |
| 233 | 5706 { |
| 5707 if (pat[i][j] == '`') | |
| 5708 intick = !intick; | |
| 628 | 5709 else if (pat[i][j] == '\\' && pat[i][j + 1] != NUL) |
| 5710 { | |
| 644 | 5711 /* Remove a backslash, take char literally. But keep |
| 652 | 5712 * backslash inside backticks, before a special character |
| 5713 * and before a backtick. */ | |
| 644 | 5714 if (intick |
| 652 | 5715 || vim_strchr(SHELL_SPECIAL, pat[i][j + 1]) != NULL |
| 5716 || pat[i][j + 1] == '`') | |
| 644 | 5717 *p++ = '\\'; |
| 648 | 5718 ++j; |
| 628 | 5719 } |
| 5720 else if (!intick && vim_strchr(SHELL_SPECIAL, | |
| 233 | 5721 pat[i][j]) != NULL) |
| 628 | 5722 /* Put a backslash before a special character, but not |
| 5723 * when inside ``. */ | |
| 5724 *p++ = '\\'; | |
| 648 | 5725 |
| 5726 /* Copy one character. */ | |
| 5727 *p++ = pat[i][j]; | |
| 233 | 5728 } |
| 7 | 5729 *p = NUL; |
| 5730 #endif | |
| 5731 } | |
| 5732 if (flags & EW_SILENT) | |
| 5733 show_shell_mess = FALSE; | |
| 5734 if (ampersent) | |
| 1508 | 5735 STRCAT(command, "&"); /* put the '&' after the redirection */ |
| 7 | 5736 |
| 5737 /* | |
| 5738 * Using zsh -G: If a pattern has no matches, it is just deleted from | |
| 5739 * the argument list, otherwise zsh gives an error message and doesn't | |
| 5740 * expand any other pattern. | |
| 5741 */ | |
| 5742 if (shell_style == STYLE_PRINT) | |
| 5743 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */ | |
| 5744 | |
| 5745 /* | |
| 5746 * If we use -f then shell variables set in .cshrc won't get expanded. | |
| 5747 * vi can do it, so we will too, but it is only necessary if there is a "$" | |
| 5748 * in one of the patterns, otherwise we can still use the fast option. | |
| 5749 */ | |
| 5750 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat)) | |
| 5751 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */ | |
| 5752 | |
| 5753 /* | |
| 5754 * execute the shell command | |
| 5755 */ | |
| 5756 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT); | |
| 5757 | |
| 5758 /* When running in the background, give it some time to create the temp | |
| 5759 * file, but don't wait for it to finish. */ | |
| 5760 if (ampersent) | |
| 5761 mch_delay(10L, TRUE); | |
| 5762 | |
| 5763 extra_shell_arg = NULL; /* cleanup */ | |
| 5764 show_shell_mess = TRUE; | |
| 5765 vim_free(command); | |
| 5766 | |
| 1508 | 5767 if (i != 0) /* mch_call_shell() failed */ |
| 7 | 5768 { |
| 5769 mch_remove(tempname); | |
| 5770 vim_free(tempname); | |
| 5771 /* | |
| 5772 * With interactive completion, the error message is not printed. | |
| 5773 * However with USE_SYSTEM, I don't know how to turn off error messages | |
| 5774 * from the shell, so screen may still get messed up -- webb. | |
| 5775 */ | |
| 5776 #ifndef USE_SYSTEM | |
| 5777 if (!(flags & EW_SILENT)) | |
| 5778 #endif | |
| 5779 { | |
| 5780 redraw_later_clear(); /* probably messed up screen */ | |
| 5781 msg_putchar('\n'); /* clear bottom line quickly */ | |
| 5782 cmdline_row = Rows - 1; /* continue on last line */ | |
| 5783 #ifdef USE_SYSTEM | |
| 5784 if (!(flags & EW_SILENT)) | |
| 5785 #endif | |
| 5786 { | |
| 5787 MSG(_(e_wildexpand)); | |
| 5788 msg_start(); /* don't overwrite this message */ | |
| 5789 } | |
| 5790 } | |
| 5791 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when | |
| 5792 * EW_NOTFOUND is given */ | |
| 5793 if (shell_style == STYLE_BT) | |
| 5794 return FAIL; | |
| 5795 goto notfound; | |
| 5796 } | |
| 5797 | |
| 5798 /* | |
| 5799 * read the names from the file into memory | |
| 5800 */ | |
| 5801 fd = fopen((char *)tempname, READBIN); | |
| 5802 if (fd == NULL) | |
| 5803 { | |
| 5804 /* Something went wrong, perhaps a file name with a special char. */ | |
| 5805 if (!(flags & EW_SILENT)) | |
| 5806 { | |
| 5807 MSG(_(e_wildexpand)); | |
| 5808 msg_start(); /* don't overwrite this message */ | |
| 5809 } | |
| 5810 vim_free(tempname); | |
| 5811 goto notfound; | |
| 5812 } | |
| 5813 fseek(fd, 0L, SEEK_END); | |
| 5814 len = ftell(fd); /* get size of temp file */ | |
| 5815 fseek(fd, 0L, SEEK_SET); | |
| 5816 buffer = alloc(len + 1); | |
| 5817 if (buffer == NULL) | |
| 5818 { | |
| 5819 /* out of memory */ | |
| 5820 mch_remove(tempname); | |
| 5821 vim_free(tempname); | |
| 5822 fclose(fd); | |
| 5823 return FAIL; | |
| 5824 } | |
| 5825 i = fread((char *)buffer, 1, len, fd); | |
| 5826 fclose(fd); | |
| 5827 mch_remove(tempname); | |
| 1877 | 5828 if (i != (int)len) |
| 7 | 5829 { |
| 5830 /* unexpected read error */ | |
| 5831 EMSG2(_(e_notread), tempname); | |
| 5832 vim_free(tempname); | |
| 5833 vim_free(buffer); | |
| 5834 return FAIL; | |
| 5835 } | |
| 5836 vim_free(tempname); | |
| 5837 | |
| 1508 | 5838 # if defined(__CYGWIN__) || defined(__CYGWIN32__) |
| 7 | 5839 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */ |
| 5840 p = buffer; | |
| 5841 for (i = 0; i < len; ++i) | |
| 5842 if (!(buffer[i] == CAR && buffer[i + 1] == NL)) | |
| 5843 *p++ = buffer[i]; | |
| 5844 len = p - buffer; | |
| 5845 # endif | |
| 5846 | |
| 5847 | |
| 5848 /* file names are separated with Space */ | |
| 5849 if (shell_style == STYLE_ECHO) | |
| 5850 { | |
| 5851 buffer[len] = '\n'; /* make sure the buffer ends in NL */ | |
| 5852 p = buffer; | |
| 5853 for (i = 0; *p != '\n'; ++i) /* count number of entries */ | |
| 5854 { | |
| 5855 while (*p != ' ' && *p != '\n') | |
| 5856 ++p; | |
| 5857 p = skipwhite(p); /* skip to next entry */ | |
| 5858 } | |
| 5859 } | |
| 5860 /* file names are separated with NL */ | |
| 1508 | 5861 else if (shell_style == STYLE_BT || shell_style == STYLE_VIMGLOB) |
| 7 | 5862 { |
| 5863 buffer[len] = NUL; /* make sure the buffer ends in NUL */ | |
| 5864 p = buffer; | |
| 5865 for (i = 0; *p != NUL; ++i) /* count number of entries */ | |
| 5866 { | |
| 5867 while (*p != '\n' && *p != NUL) | |
| 5868 ++p; | |
| 5869 if (*p != NUL) | |
| 5870 ++p; | |
| 5871 p = skipwhite(p); /* skip leading white space */ | |
| 5872 } | |
| 5873 } | |
| 5874 /* file names are separated with NUL */ | |
| 5875 else | |
| 5876 { | |
| 5877 /* | |
| 5878 * Some versions of zsh use spaces instead of NULs to separate | |
| 5879 * results. Only do this when there is no NUL before the end of the | |
| 5880 * buffer, otherwise we would never be able to use file names with | |
| 5881 * embedded spaces when zsh does use NULs. | |
| 5882 * When we found a NUL once, we know zsh is OK, set did_find_nul and | |
| 5883 * don't check for spaces again. | |
| 5884 */ | |
| 5885 check_spaces = FALSE; | |
| 5886 if (shell_style == STYLE_PRINT && !did_find_nul) | |
| 5887 { | |
| 5888 /* If there is a NUL, set did_find_nul, else set check_spaces */ | |
| 2768 | 5889 buffer[len] = NUL; |
| 1877 | 5890 if (len && (int)STRLEN(buffer) < (int)len - 1) |
| 7 | 5891 did_find_nul = TRUE; |
| 5892 else | |
| 5893 check_spaces = TRUE; | |
| 5894 } | |
| 5895 | |
| 5896 /* | |
| 5897 * Make sure the buffer ends with a NUL. For STYLE_PRINT there | |
| 5898 * already is one, for STYLE_GLOB it needs to be added. | |
| 5899 */ | |
| 5900 if (len && buffer[len - 1] == NUL) | |
| 5901 --len; | |
| 5902 else | |
| 5903 buffer[len] = NUL; | |
| 5904 i = 0; | |
| 5905 for (p = buffer; p < buffer + len; ++p) | |
| 5906 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */ | |
| 5907 { | |
| 5908 ++i; | |
| 5909 *p = NUL; | |
| 5910 } | |
| 5911 if (len) | |
| 5912 ++i; /* count last entry */ | |
| 5913 } | |
| 5914 if (i == 0) | |
| 5915 { | |
| 5916 /* | |
| 5917 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I". | |
| 5918 * /bin/sh will happily expand it to nothing rather than returning an | |
| 5919 * error; and hey, it's good to check anyway -- webb. | |
| 5920 */ | |
| 5921 vim_free(buffer); | |
| 5922 goto notfound; | |
| 5923 } | |
| 5924 *num_file = i; | |
| 5925 *file = (char_u **)alloc(sizeof(char_u *) * i); | |
| 5926 if (*file == NULL) | |
| 5927 { | |
| 5928 /* out of memory */ | |
| 5929 vim_free(buffer); | |
| 5930 return FAIL; | |
| 5931 } | |
| 5932 | |
| 5933 /* | |
| 5934 * Isolate the individual file names. | |
| 5935 */ | |
| 5936 p = buffer; | |
| 5937 for (i = 0; i < *num_file; ++i) | |
| 5938 { | |
| 5939 (*file)[i] = p; | |
| 5940 /* Space or NL separates */ | |
| 1508 | 5941 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT |
| 5942 || shell_style == STYLE_VIMGLOB) | |
| 7 | 5943 { |
| 652 | 5944 while (!(shell_style == STYLE_ECHO && *p == ' ') |
| 5945 && *p != '\n' && *p != NUL) | |
| 7 | 5946 ++p; |
| 5947 if (p == buffer + len) /* last entry */ | |
| 5948 *p = NUL; | |
| 5949 else | |
| 5950 { | |
| 5951 *p++ = NUL; | |
| 5952 p = skipwhite(p); /* skip to next entry */ | |
| 5953 } | |
| 5954 } | |
| 5955 else /* NUL separates */ | |
| 5956 { | |
| 5957 while (*p && p < buffer + len) /* skip entry */ | |
| 5958 ++p; | |
| 5959 ++p; /* skip NUL */ | |
| 5960 } | |
| 5961 } | |
| 5962 | |
| 5963 /* | |
| 5964 * Move the file names to allocated memory. | |
| 5965 */ | |
| 5966 for (j = 0, i = 0; i < *num_file; ++i) | |
| 5967 { | |
| 5968 /* Require the files to exist. Helps when using /bin/sh */ | |
| 5969 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0) | |
| 5970 continue; | |
| 5971 | |
| 5972 /* check if this entry should be included */ | |
| 5973 dir = (mch_isdir((*file)[i])); | |
| 5974 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
| 5975 continue; | |
| 5976 | |
| 715 | 5977 /* Skip files that are not executable if we check for that. */ |
| 5978 if (!dir && (flags & EW_EXEC) && !mch_can_exe((*file)[i])) | |
| 5979 continue; | |
| 5980 | |
| 7 | 5981 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir)); |
| 5982 if (p) | |
| 5983 { | |
| 5984 STRCPY(p, (*file)[i]); | |
| 5985 if (dir) | |
| 1479 | 5986 add_pathsep(p); /* add '/' to a directory name */ |
| 7 | 5987 (*file)[j++] = p; |
| 5988 } | |
| 5989 } | |
| 5990 vim_free(buffer); | |
| 5991 *num_file = j; | |
| 5992 | |
| 5993 if (*num_file == 0) /* rejected all entries */ | |
| 5994 { | |
| 5995 vim_free(*file); | |
| 5996 *file = NULL; | |
| 5997 goto notfound; | |
| 5998 } | |
| 5999 | |
| 6000 return OK; | |
| 6001 | |
| 6002 notfound: | |
| 6003 if (flags & EW_NOTFOUND) | |
| 6004 return save_patterns(num_pat, pat, num_file, file); | |
| 6005 return FAIL; | |
| 6006 | |
| 6007 #endif /* __EMX__ */ | |
| 6008 } | |
| 6009 | |
| 6010 #endif /* VMS */ | |
| 6011 | |
| 6012 #ifndef __EMX__ | |
| 6013 static int | |
| 6014 save_patterns(num_pat, pat, num_file, file) | |
| 6015 int num_pat; | |
| 6016 char_u **pat; | |
| 6017 int *num_file; | |
| 6018 char_u ***file; | |
| 6019 { | |
| 6020 int i; | |
| 99 | 6021 char_u *s; |
| 7 | 6022 |
| 6023 *file = (char_u **)alloc(num_pat * sizeof(char_u *)); | |
| 6024 if (*file == NULL) | |
| 6025 return FAIL; | |
| 6026 for (i = 0; i < num_pat; i++) | |
| 99 | 6027 { |
| 6028 s = vim_strsave(pat[i]); | |
| 6029 if (s != NULL) | |
| 6030 /* Be compatible with expand_filename(): halve the number of | |
| 6031 * backslashes. */ | |
| 6032 backslash_halve(s); | |
| 6033 (*file)[i] = s; | |
| 6034 } | |
| 7 | 6035 *num_file = num_pat; |
| 6036 return OK; | |
| 6037 } | |
| 6038 #endif | |
| 6039 | |
| 6040 | |
| 6041 /* | |
| 6042 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can | |
| 6043 * expand. | |
| 6044 */ | |
| 6045 int | |
| 6046 mch_has_exp_wildcard(p) | |
| 6047 char_u *p; | |
| 6048 { | |
| 39 | 6049 for ( ; *p; mb_ptr_adv(p)) |
| 7 | 6050 { |
| 6051 #ifndef OS2 | |
| 6052 if (*p == '\\' && p[1] != NUL) | |
| 6053 ++p; | |
| 6054 else | |
| 6055 #endif | |
| 6056 if (vim_strchr((char_u *) | |
| 6057 #ifdef VMS | |
| 6058 "*?%" | |
| 6059 #else | |
| 6060 # ifdef OS2 | |
| 6061 "*?" | |
| 6062 # else | |
| 6063 "*?[{'" | |
| 6064 # endif | |
| 6065 #endif | |
| 6066 , *p) != NULL) | |
| 6067 return TRUE; | |
| 6068 } | |
| 6069 return FALSE; | |
| 6070 } | |
| 6071 | |
| 6072 /* | |
| 6073 * Return TRUE if the string "p" contains a wildcard. | |
| 6074 * Don't recognize '~' at the end as a wildcard. | |
| 6075 */ | |
| 6076 int | |
| 6077 mch_has_wildcard(p) | |
| 6078 char_u *p; | |
| 6079 { | |
| 39 | 6080 for ( ; *p; mb_ptr_adv(p)) |
| 7 | 6081 { |
| 6082 #ifndef OS2 | |
| 6083 if (*p == '\\' && p[1] != NUL) | |
| 6084 ++p; | |
| 6085 else | |
| 6086 #endif | |
| 6087 if (vim_strchr((char_u *) | |
| 6088 #ifdef VMS | |
| 6089 "*?%$" | |
| 6090 #else | |
| 6091 # ifdef OS2 | |
| 6092 # ifdef VIM_BACKTICK | |
| 6093 "*?$`" | |
| 6094 # else | |
| 6095 "*?$" | |
| 6096 # endif | |
| 6097 # else | |
| 6098 "*?[{`'$" | |
| 6099 # endif | |
| 6100 #endif | |
| 6101 , *p) != NULL | |
| 6102 || (*p == '~' && p[1] != NUL)) | |
| 6103 return TRUE; | |
| 6104 } | |
| 6105 return FALSE; | |
| 6106 } | |
| 6107 | |
| 6108 #ifndef __EMX__ | |
| 6109 static int | |
| 6110 have_wildcard(num, file) | |
| 6111 int num; | |
| 6112 char_u **file; | |
| 6113 { | |
| 6114 int i; | |
| 6115 | |
| 6116 for (i = 0; i < num; i++) | |
| 6117 if (mch_has_wildcard(file[i])) | |
| 6118 return 1; | |
| 6119 return 0; | |
| 6120 } | |
| 6121 | |
| 6122 static int | |
| 6123 have_dollars(num, file) | |
| 6124 int num; | |
| 6125 char_u **file; | |
| 6126 { | |
| 6127 int i; | |
| 6128 | |
| 6129 for (i = 0; i < num; i++) | |
| 6130 if (vim_strchr(file[i], '$') != NULL) | |
| 6131 return TRUE; | |
| 6132 return FALSE; | |
| 6133 } | |
| 6134 #endif /* ifndef __EMX__ */ | |
| 6135 | |
| 6136 #ifndef HAVE_RENAME | |
| 6137 /* | |
| 6138 * Scaled-down version of rename(), which is missing in Xenix. | |
| 6139 * This version can only move regular files and will fail if the | |
| 6140 * destination exists. | |
| 6141 */ | |
| 6142 int | |
| 6143 mch_rename(src, dest) | |
| 6144 const char *src, *dest; | |
| 6145 { | |
| 6146 struct stat st; | |
| 6147 | |
| 6148 if (stat(dest, &st) >= 0) /* fail if destination exists */ | |
| 6149 return -1; | |
| 6150 if (link(src, dest) != 0) /* link file to new name */ | |
| 6151 return -1; | |
| 6152 if (mch_remove(src) == 0) /* delete link to old name */ | |
| 6153 return 0; | |
| 6154 return -1; | |
| 6155 } | |
| 6156 #endif /* !HAVE_RENAME */ | |
| 6157 | |
| 6158 #ifdef FEAT_MOUSE_GPM | |
| 6159 /* | |
| 6160 * Initializes connection with gpm (if it isn't already opened) | |
| 6161 * Return 1 if succeeded (or connection already opened), 0 if failed | |
| 6162 */ | |
| 6163 static int | |
| 6164 gpm_open() | |
| 6165 { | |
| 6166 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */ | |
| 6167 | |
| 6168 if (!gpm_flag) | |
| 6169 { | |
| 6170 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN); | |
| 6171 gpm_connect.defaultMask = ~GPM_HARD; | |
| 6172 /* Default handling for mouse move*/ | |
| 6173 gpm_connect.minMod = 0; /* Handle any modifier keys */ | |
| 6174 gpm_connect.maxMod = 0xffff; | |
| 6175 if (Gpm_Open(&gpm_connect, 0) > 0) | |
| 6176 { | |
| 6177 /* gpm library tries to handling TSTP causes | |
| 6178 * problems. Anyways, we close connection to Gpm whenever | |
| 6179 * we are going to suspend or starting an external process | |
| 1450 | 6180 * so we shouldn't have problem with this |
| 7 | 6181 */ |
| 1832 | 6182 # ifdef SIGTSTP |
| 7 | 6183 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL); |
| 1832 | 6184 # endif |
| 7 | 6185 return 1; /* succeed */ |
| 6186 } | |
| 6187 if (gpm_fd == -2) | |
| 6188 Gpm_Close(); /* We don't want to talk to xterm via gpm */ | |
| 6189 return 0; | |
| 6190 } | |
| 6191 return 1; /* already open */ | |
| 6192 } | |
| 6193 | |
| 6194 /* | |
| 6195 * Closes connection to gpm | |
| 6196 */ | |
| 6197 static void | |
| 6198 gpm_close() | |
| 6199 { | |
| 6200 if (gpm_flag && gpm_fd >= 0) /* if Open */ | |
| 6201 Gpm_Close(); | |
| 6202 } | |
| 6203 | |
| 6204 /* Reads gpm event and adds special keys to input buf. Returns length of | |
| 6205 * generated key sequence. | |
| 6206 * This function is made after gui_send_mouse_event | |
| 6207 */ | |
| 6208 static int | |
| 6209 mch_gpm_process() | |
| 6210 { | |
| 6211 int button; | |
| 6212 static Gpm_Event gpm_event; | |
| 6213 char_u string[6]; | |
| 6214 int_u vim_modifiers; | |
| 6215 int row,col; | |
| 6216 unsigned char buttons_mask; | |
| 6217 unsigned char gpm_modifiers; | |
| 6218 static unsigned char old_buttons = 0; | |
| 6219 | |
| 6220 Gpm_GetEvent(&gpm_event); | |
| 6221 | |
| 6222 #ifdef FEAT_GUI | |
| 6223 /* Don't put events in the input queue now. */ | |
| 6224 if (hold_gui_events) | |
| 6225 return 0; | |
| 6226 #endif | |
| 6227 | |
| 6228 row = gpm_event.y - 1; | |
| 6229 col = gpm_event.x - 1; | |
| 6230 | |
| 6231 string[0] = ESC; /* Our termcode */ | |
| 6232 string[1] = 'M'; | |
| 6233 string[2] = 'G'; | |
| 6234 switch (GPM_BARE_EVENTS(gpm_event.type)) | |
| 6235 { | |
| 6236 case GPM_DRAG: | |
| 6237 string[3] = MOUSE_DRAG; | |
| 6238 break; | |
| 6239 case GPM_DOWN: | |
| 6240 buttons_mask = gpm_event.buttons & ~old_buttons; | |
| 6241 old_buttons = gpm_event.buttons; | |
| 6242 switch (buttons_mask) | |
| 6243 { | |
| 6244 case GPM_B_LEFT: | |
| 6245 button = MOUSE_LEFT; | |
| 6246 break; | |
| 6247 case GPM_B_MIDDLE: | |
| 6248 button = MOUSE_MIDDLE; | |
| 6249 break; | |
| 6250 case GPM_B_RIGHT: | |
| 6251 button = MOUSE_RIGHT; | |
| 6252 break; | |
| 6253 default: | |
| 6254 return 0; | |
| 6255 /*Don't know what to do. Can more than one button be | |
| 6256 * reported in one event? */ | |
| 6257 } | |
| 6258 string[3] = (char_u)(button | 0x20); | |
| 6259 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1); | |
| 6260 break; | |
| 6261 case GPM_UP: | |
| 6262 string[3] = MOUSE_RELEASE; | |
| 6263 old_buttons &= ~gpm_event.buttons; | |
| 6264 break; | |
| 6265 default: | |
| 6266 return 0; | |
| 6267 } | |
| 6268 /*This code is based on gui_x11_mouse_cb in gui_x11.c */ | |
| 6269 gpm_modifiers = gpm_event.modifiers; | |
| 6270 vim_modifiers = 0x0; | |
| 6271 /* I ignore capslock stats. Aren't we all just hate capslock mixing with | |
| 6272 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and | |
| 6273 * K_CAPSSHIFT is defined 8, so it probably isn't even reported | |
| 6274 */ | |
| 6275 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL))) | |
| 6276 vim_modifiers |= MOUSE_SHIFT; | |
| 6277 | |
| 6278 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL))) | |
| 6279 vim_modifiers |= MOUSE_CTRL; | |
| 6280 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR))) | |
| 6281 vim_modifiers |= MOUSE_ALT; | |
| 6282 string[3] |= vim_modifiers; | |
| 6283 string[4] = (char_u)(col + ' ' + 1); | |
| 6284 string[5] = (char_u)(row + ' ' + 1); | |
| 6285 add_to_input_buf(string, 6); | |
| 6286 return 6; | |
| 6287 } | |
| 6288 #endif /* FEAT_MOUSE_GPM */ | |
| 6289 | |
| 1620 | 6290 #ifdef FEAT_SYSMOUSE |
| 6291 /* | |
| 6292 * Initialize connection with sysmouse. | |
| 6293 * Let virtual console inform us with SIGUSR2 for pending sysmouse | |
| 6294 * output, any sysmouse output than will be processed via sig_sysmouse(). | |
| 6295 * Return OK if succeeded, FAIL if failed. | |
| 6296 */ | |
| 6297 static int | |
| 6298 sysmouse_open() | |
| 6299 { | |
| 6300 struct mouse_info mouse; | |
| 6301 | |
| 6302 mouse.operation = MOUSE_MODE; | |
| 6303 mouse.u.mode.mode = 0; | |
| 6304 mouse.u.mode.signal = SIGUSR2; | |
| 6305 if (ioctl(1, CONS_MOUSECTL, &mouse) != -1) | |
| 6306 { | |
| 6307 signal(SIGUSR2, (RETSIGTYPE (*)())sig_sysmouse); | |
| 6308 mouse.operation = MOUSE_SHOW; | |
| 6309 ioctl(1, CONS_MOUSECTL, &mouse); | |
| 6310 return OK; | |
| 6311 } | |
| 6312 return FAIL; | |
| 6313 } | |
| 6314 | |
| 6315 /* | |
| 6316 * Stop processing SIGUSR2 signals, and also make sure that | |
| 6317 * virtual console do not send us any sysmouse related signal. | |
| 6318 */ | |
| 6319 static void | |
| 6320 sysmouse_close() | |
| 6321 { | |
| 6322 struct mouse_info mouse; | |
| 6323 | |
| 6324 signal(SIGUSR2, restricted ? SIG_IGN : SIG_DFL); | |
| 6325 mouse.operation = MOUSE_MODE; | |
| 6326 mouse.u.mode.mode = 0; | |
| 6327 mouse.u.mode.signal = 0; | |
| 6328 ioctl(1, CONS_MOUSECTL, &mouse); | |
| 6329 } | |
| 6330 | |
| 6331 /* | |
| 6332 * Gets info from sysmouse and adds special keys to input buf. | |
| 6333 */ | |
| 6334 static RETSIGTYPE | |
| 6335 sig_sysmouse SIGDEFARG(sigarg) | |
| 6336 { | |
| 6337 struct mouse_info mouse; | |
| 6338 struct video_info video; | |
| 6339 char_u string[6]; | |
| 6340 int row, col; | |
| 6341 int button; | |
| 6342 int buttons; | |
| 6343 static int oldbuttons = 0; | |
| 6344 | |
| 6345 #ifdef FEAT_GUI | |
| 6346 /* Don't put events in the input queue now. */ | |
| 6347 if (hold_gui_events) | |
| 6348 return; | |
| 6349 #endif | |
| 6350 | |
| 6351 mouse.operation = MOUSE_GETINFO; | |
| 6352 if (ioctl(1, FBIO_GETMODE, &video.vi_mode) != -1 | |
| 6353 && ioctl(1, FBIO_MODEINFO, &video) != -1 | |
| 6354 && ioctl(1, CONS_MOUSECTL, &mouse) != -1 | |
| 6355 && video.vi_cheight > 0 && video.vi_cwidth > 0) | |
| 6356 { | |
| 6357 row = mouse.u.data.y / video.vi_cheight; | |
| 6358 col = mouse.u.data.x / video.vi_cwidth; | |
| 6359 buttons = mouse.u.data.buttons; | |
| 6360 string[0] = ESC; /* Our termcode */ | |
| 6361 string[1] = 'M'; | |
| 6362 string[2] = 'S'; | |
| 6363 if (oldbuttons == buttons && buttons != 0) | |
| 6364 { | |
| 6365 button = MOUSE_DRAG; | |
| 6366 } | |
| 6367 else | |
| 6368 { | |
| 6369 switch (buttons) | |
| 6370 { | |
| 6371 case 0: | |
| 6372 button = MOUSE_RELEASE; | |
| 6373 break; | |
| 6374 case 1: | |
| 6375 button = MOUSE_LEFT; | |
| 6376 break; | |
| 6377 case 2: | |
| 6378 button = MOUSE_MIDDLE; | |
| 6379 break; | |
| 6380 case 4: | |
| 6381 button = MOUSE_RIGHT; | |
| 6382 break; | |
| 6383 default: | |
| 6384 return; | |
| 6385 } | |
| 6386 oldbuttons = buttons; | |
| 6387 } | |
| 6388 string[3] = (char_u)(button); | |
| 6389 string[4] = (char_u)(col + ' ' + 1); | |
| 6390 string[5] = (char_u)(row + ' ' + 1); | |
| 6391 add_to_input_buf(string, 6); | |
| 6392 } | |
| 6393 return; | |
| 6394 } | |
| 6395 #endif /* FEAT_SYSMOUSE */ | |
| 6396 | |
| 7 | 6397 #if defined(FEAT_LIBCALL) || defined(PROTO) |
| 6398 typedef char_u * (*STRPROCSTR)__ARGS((char_u *)); | |
| 6399 typedef char_u * (*INTPROCSTR)__ARGS((int)); | |
| 6400 typedef int (*STRPROCINT)__ARGS((char_u *)); | |
| 6401 typedef int (*INTPROCINT)__ARGS((int)); | |
| 6402 | |
| 6403 /* | |
| 6404 * Call a DLL routine which takes either a string or int param | |
| 6405 * and returns an allocated string. | |
| 6406 */ | |
| 6407 int | |
| 6408 mch_libcall(libname, funcname, argstring, argint, string_result, number_result) | |
| 6409 char_u *libname; | |
| 6410 char_u *funcname; | |
| 6411 char_u *argstring; /* NULL when using a argint */ | |
| 6412 int argint; | |
| 6413 char_u **string_result;/* NULL when using number_result */ | |
| 6414 int *number_result; | |
| 6415 { | |
| 6416 # if defined(USE_DLOPEN) | |
| 6417 void *hinstLib; | |
| 12 | 6418 char *dlerr = NULL; |
| 7 | 6419 # else |
| 6420 shl_t hinstLib; | |
| 6421 # endif | |
| 6422 STRPROCSTR ProcAdd; | |
| 6423 INTPROCSTR ProcAddI; | |
| 6424 char_u *retval_str = NULL; | |
| 6425 int retval_int = 0; | |
| 6426 int success = FALSE; | |
| 6427 | |
| 900 | 6428 /* |
| 6429 * Get a handle to the DLL module. | |
| 6430 */ | |
| 7 | 6431 # if defined(USE_DLOPEN) |
| 900 | 6432 /* First clear any error, it's not cleared by the dlopen() call. */ |
| 6433 (void)dlerror(); | |
| 6434 | |
| 7 | 6435 hinstLib = dlopen((char *)libname, RTLD_LAZY |
| 6436 # ifdef RTLD_LOCAL | |
| 6437 | RTLD_LOCAL | |
| 6438 # endif | |
| 6439 ); | |
| 12 | 6440 if (hinstLib == NULL) |
| 6441 { | |
| 6442 /* "dlerr" must be used before dlclose() */ | |
| 6443 dlerr = (char *)dlerror(); | |
| 6444 if (dlerr != NULL) | |
| 6445 EMSG2(_("dlerror = \"%s\""), dlerr); | |
| 6446 } | |
| 7 | 6447 # else |
| 6448 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L); | |
| 6449 # endif | |
| 6450 | |
| 6451 /* If the handle is valid, try to get the function address. */ | |
| 6452 if (hinstLib != NULL) | |
| 6453 { | |
| 6454 # ifdef HAVE_SETJMP_H | |
| 6455 /* | |
| 6456 * Catch a crash when calling the library function. For example when | |
| 6457 * using a number where a string pointer is expected. | |
| 6458 */ | |
| 6459 mch_startjmp(); | |
| 6460 if (SETJMP(lc_jump_env) != 0) | |
| 6461 { | |
| 6462 success = FALSE; | |
| 857 | 6463 # if defined(USE_DLOPEN) |
| 12 | 6464 dlerr = NULL; |
| 857 | 6465 # endif |
| 7 | 6466 mch_didjmp(); |
| 6467 } | |
| 6468 else | |
| 6469 # endif | |
| 6470 { | |
| 6471 retval_str = NULL; | |
| 6472 retval_int = 0; | |
| 6473 | |
| 6474 if (argstring != NULL) | |
| 6475 { | |
| 6476 # if defined(USE_DLOPEN) | |
| 6477 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
| 12 | 6478 dlerr = (char *)dlerror(); |
| 7 | 6479 # else |
| 6480 if (shl_findsym(&hinstLib, (const char *)funcname, | |
| 6481 TYPE_PROCEDURE, (void *)&ProcAdd) < 0) | |
| 6482 ProcAdd = NULL; | |
| 6483 # endif | |
| 12 | 6484 if ((success = (ProcAdd != NULL |
| 6485 # if defined(USE_DLOPEN) | |
| 6486 && dlerr == NULL | |
| 6487 # endif | |
| 6488 ))) | |
| 7 | 6489 { |
| 6490 if (string_result == NULL) | |
| 6491 retval_int = ((STRPROCINT)ProcAdd)(argstring); | |
| 6492 else | |
| 6493 retval_str = (ProcAdd)(argstring); | |
| 6494 } | |
| 6495 } | |
| 6496 else | |
| 6497 { | |
| 6498 # if defined(USE_DLOPEN) | |
| 6499 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname); | |
| 12 | 6500 dlerr = (char *)dlerror(); |
| 7 | 6501 # else |
| 6502 if (shl_findsym(&hinstLib, (const char *)funcname, | |
| 6503 TYPE_PROCEDURE, (void *)&ProcAddI) < 0) | |
| 6504 ProcAddI = NULL; | |
| 6505 # endif | |
| 12 | 6506 if ((success = (ProcAddI != NULL |
| 6507 # if defined(USE_DLOPEN) | |
| 6508 && dlerr == NULL | |
| 6509 # endif | |
| 6510 ))) | |
| 7 | 6511 { |
| 6512 if (string_result == NULL) | |
| 6513 retval_int = ((INTPROCINT)ProcAddI)(argint); | |
| 6514 else | |
| 6515 retval_str = (ProcAddI)(argint); | |
| 6516 } | |
| 6517 } | |
| 6518 | |
| 6519 /* Save the string before we free the library. */ | |
| 6520 /* Assume that a "1" or "-1" result is an illegal pointer. */ | |
| 6521 if (string_result == NULL) | |
| 6522 *number_result = retval_int; | |
| 6523 else if (retval_str != NULL | |
| 6524 && retval_str != (char_u *)1 | |
| 6525 && retval_str != (char_u *)-1) | |
| 6526 *string_result = vim_strsave(retval_str); | |
| 6527 } | |
| 6528 | |
| 6529 # ifdef HAVE_SETJMP_H | |
| 6530 mch_endjmp(); | |
| 6531 # ifdef SIGHASARG | |
| 6532 if (lc_signal != 0) | |
| 6533 { | |
| 6534 int i; | |
| 6535 | |
| 6536 /* try to find the name of this signal */ | |
| 6537 for (i = 0; signal_info[i].sig != -1; i++) | |
| 6538 if (lc_signal == signal_info[i].sig) | |
| 6539 break; | |
| 6540 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name); | |
| 6541 } | |
| 6542 # endif | |
| 6543 # endif | |
| 6544 | |
| 12 | 6545 # if defined(USE_DLOPEN) |
| 6546 /* "dlerr" must be used before dlclose() */ | |
| 6547 if (dlerr != NULL) | |
| 6548 EMSG2(_("dlerror = \"%s\""), dlerr); | |
| 6549 | |
| 7 | 6550 /* Free the DLL module. */ |
| 6551 (void)dlclose(hinstLib); | |
| 6552 # else | |
| 6553 (void)shl_unload(hinstLib); | |
| 6554 # endif | |
| 6555 } | |
| 6556 | |
| 6557 if (!success) | |
| 6558 { | |
| 6559 EMSG2(_(e_libcall), funcname); | |
| 6560 return FAIL; | |
| 6561 } | |
| 6562 | |
| 6563 return OK; | |
| 6564 } | |
| 6565 #endif | |
| 6566 | |
| 6567 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO) | |
| 6568 static int xterm_trace = -1; /* default: disabled */ | |
| 6569 static int xterm_button; | |
| 6570 | |
| 6571 /* | |
| 6572 * Setup a dummy window for X selections in a terminal. | |
| 6573 */ | |
| 6574 void | |
| 6575 setup_term_clip() | |
| 6576 { | |
| 6577 int z = 0; | |
| 6578 char *strp = ""; | |
| 6579 Widget AppShell; | |
| 6580 | |
| 6581 if (!x_connect_to_server()) | |
| 6582 return; | |
| 6583 | |
| 6584 open_app_context(); | |
| 6585 if (app_context != NULL && xterm_Shell == (Widget)0) | |
| 6586 { | |
| 6587 int (*oldhandler)(); | |
| 6588 #if defined(HAVE_SETJMP_H) | |
| 6589 int (*oldIOhandler)(); | |
| 6590 #endif | |
| 6591 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 6592 struct timeval start_tv; | |
| 6593 | |
| 6594 if (p_verbose > 0) | |
| 6595 gettimeofday(&start_tv, NULL); | |
| 6596 # endif | |
| 6597 | |
| 6598 /* Ignore X errors while opening the display */ | |
| 6599 oldhandler = XSetErrorHandler(x_error_check); | |
| 6600 | |
| 6601 #if defined(HAVE_SETJMP_H) | |
| 6602 /* Ignore X IO errors while opening the display */ | |
| 6603 oldIOhandler = XSetIOErrorHandler(x_IOerror_check); | |
| 6604 mch_startjmp(); | |
| 6605 if (SETJMP(lc_jump_env) != 0) | |
| 6606 { | |
| 6607 mch_didjmp(); | |
| 6608 xterm_dpy = NULL; | |
| 6609 } | |
| 6610 else | |
| 6611 #endif | |
| 6612 { | |
| 6613 xterm_dpy = XtOpenDisplay(app_context, xterm_display, | |
| 6614 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp); | |
| 6615 #if defined(HAVE_SETJMP_H) | |
| 6616 mch_endjmp(); | |
| 6617 #endif | |
| 6618 } | |
| 6619 | |
| 6620 #if defined(HAVE_SETJMP_H) | |
| 6621 /* Now handle X IO errors normally. */ | |
| 6622 (void)XSetIOErrorHandler(oldIOhandler); | |
| 6623 #endif | |
| 6624 /* Now handle X errors normally. */ | |
| 6625 (void)XSetErrorHandler(oldhandler); | |
| 6626 | |
| 6627 if (xterm_dpy == NULL) | |
| 6628 { | |
| 6629 if (p_verbose > 0) | |
| 292 | 6630 verb_msg((char_u *)_("Opening the X display failed")); |
| 7 | 6631 return; |
| 6632 } | |
| 6633 | |
| 6634 /* Catch terminating error of the X server connection. */ | |
| 6635 (void)XSetIOErrorHandler(x_IOerror_handler); | |
| 6636 | |
| 6637 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) | |
| 6638 if (p_verbose > 0) | |
| 292 | 6639 { |
| 6640 verbose_enter(); | |
| 7 | 6641 xopen_message(&start_tv); |
| 292 | 6642 verbose_leave(); |
| 6643 } | |
| 7 | 6644 # endif |
| 6645 | |
| 6646 /* Create a Shell to make converters work. */ | |
| 6647 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm", | |
| 6648 applicationShellWidgetClass, xterm_dpy, | |
| 6649 NULL); | |
| 6650 if (AppShell == (Widget)0) | |
| 6651 return; | |
| 6652 xterm_Shell = XtVaCreatePopupShell("VIM", | |
| 6653 topLevelShellWidgetClass, AppShell, | |
| 6654 XtNmappedWhenManaged, 0, | |
| 6655 XtNwidth, 1, | |
| 6656 XtNheight, 1, | |
| 6657 NULL); | |
| 6658 if (xterm_Shell == (Widget)0) | |
| 6659 return; | |
| 6660 | |
| 6661 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
|
6662 x11_setup_selection(xterm_Shell); |
| 7 | 6663 if (x11_display == NULL) |
| 6664 x11_display = xterm_dpy; | |
| 6665 | |
| 6666 XtRealizeWidget(xterm_Shell); | |
| 6667 XSync(xterm_dpy, False); | |
| 6668 xterm_update(); | |
| 6669 } | |
| 6670 if (xterm_Shell != (Widget)0) | |
| 6671 { | |
| 6672 clip_init(TRUE); | |
| 6673 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL) | |
| 6674 x11_window = (Window)atol(strp); | |
| 6675 /* Check if $WINDOWID is valid. */ | |
| 6676 if (test_x11_window(xterm_dpy) == FAIL) | |
| 6677 x11_window = 0; | |
| 6678 if (x11_window != 0) | |
| 6679 xterm_trace = 0; | |
| 6680 } | |
| 6681 } | |
| 6682 | |
| 6683 void | |
| 6684 start_xterm_trace(button) | |
| 6685 int button; | |
| 6686 { | |
| 6687 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0) | |
| 6688 return; | |
| 6689 xterm_trace = 1; | |
| 6690 xterm_button = button; | |
| 6691 do_xterm_trace(); | |
| 6692 } | |
| 6693 | |
| 6694 | |
| 6695 void | |
| 6696 stop_xterm_trace() | |
| 6697 { | |
| 6698 if (xterm_trace < 0) | |
| 6699 return; | |
| 6700 xterm_trace = 0; | |
| 6701 } | |
| 6702 | |
| 6703 /* | |
| 6704 * Query the xterm pointer and generate mouse termcodes if necessary | |
| 6705 * return TRUE if dragging is active, else FALSE | |
| 6706 */ | |
| 6707 static int | |
| 6708 do_xterm_trace() | |
| 6709 { | |
| 6710 Window root, child; | |
| 6711 int root_x, root_y; | |
| 6712 int win_x, win_y; | |
| 6713 int row, col; | |
| 6714 int_u mask_return; | |
| 6715 char_u buf[50]; | |
| 6716 char_u *strp; | |
| 6717 long got_hints; | |
| 6718 static char_u *mouse_code; | |
| 6719 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER}; | |
| 6720 static int prev_row = 0, prev_col = 0; | |
| 6721 static XSizeHints xterm_hints; | |
| 6722 | |
| 6723 if (xterm_trace <= 0) | |
| 6724 return FALSE; | |
| 6725 | |
| 6726 if (xterm_trace == 1) | |
| 6727 { | |
| 6728 /* Get the hints just before tracking starts. The font size might | |
| 1510 | 6729 * have changed recently. */ |
| 6730 if (!XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints) | |
| 6731 || !(got_hints & PResizeInc) | |
| 7 | 6732 || xterm_hints.width_inc <= 1 |
| 6733 || xterm_hints.height_inc <= 1) | |
| 6734 { | |
| 6735 xterm_trace = -1; /* Not enough data -- disable tracing */ | |
| 6736 return FALSE; | |
| 6737 } | |
| 6738 | |
| 6739 /* Rely on the same mouse code for the duration of this */ | |
| 6740 mouse_code = find_termcode(mouse_name); | |
| 6741 prev_row = mouse_row; | |
| 6742 prev_row = mouse_col; | |
| 6743 xterm_trace = 2; | |
| 6744 | |
| 6745 /* Find the offset of the chars, there might be a scrollbar on the | |
| 6746 * left of the window and/or a menu on the top (eterm etc.) */ | |
| 6747 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
| 6748 &win_x, &win_y, &mask_return); | |
| 6749 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row) | |
| 6750 - (xterm_hints.height_inc / 2); | |
| 6751 if (xterm_hints.y <= xterm_hints.height_inc / 2) | |
| 6752 xterm_hints.y = 2; | |
| 6753 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col) | |
| 6754 - (xterm_hints.width_inc / 2); | |
| 6755 if (xterm_hints.x <= xterm_hints.width_inc / 2) | |
| 6756 xterm_hints.x = 2; | |
| 6757 return TRUE; | |
| 6758 } | |
| 2768 | 6759 if (mouse_code == NULL || STRLEN(mouse_code) > 45) |
| 7 | 6760 { |
| 6761 xterm_trace = 0; | |
| 6762 return FALSE; | |
| 6763 } | |
| 6764 | |
| 6765 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y, | |
| 6766 &win_x, &win_y, &mask_return); | |
| 6767 | |
| 6768 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc); | |
| 6769 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc); | |
| 6770 if (row == prev_row && col == prev_col) | |
| 6771 return TRUE; | |
| 6772 | |
| 6773 STRCPY(buf, mouse_code); | |
| 6774 strp = buf + STRLEN(buf); | |
| 6775 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20; | |
| 6776 *strp++ = (char_u)(col + ' ' + 1); | |
| 6777 *strp++ = (char_u)(row + ' ' + 1); | |
| 6778 *strp = 0; | |
| 6779 add_to_input_buf(buf, STRLEN(buf)); | |
| 6780 | |
| 6781 prev_row = row; | |
| 6782 prev_col = col; | |
| 6783 return TRUE; | |
| 6784 } | |
| 6785 | |
| 6786 # if defined(FEAT_GUI) || defined(PROTO) | |
| 6787 /* | |
| 6788 * Destroy the display, window and app_context. Required for GTK. | |
| 6789 */ | |
| 6790 void | |
| 6791 clear_xterm_clip() | |
| 6792 { | |
| 6793 if (xterm_Shell != (Widget)0) | |
| 6794 { | |
| 6795 XtDestroyWidget(xterm_Shell); | |
| 6796 xterm_Shell = (Widget)0; | |
| 6797 } | |
| 6798 if (xterm_dpy != NULL) | |
| 6799 { | |
| 1605 | 6800 # if 0 |
| 7 | 6801 /* Lesstif and Solaris crash here, lose some memory */ |
| 6802 XtCloseDisplay(xterm_dpy); | |
| 1605 | 6803 # endif |
| 7 | 6804 if (x11_display == xterm_dpy) |
| 6805 x11_display = NULL; | |
| 6806 xterm_dpy = NULL; | |
| 6807 } | |
| 1605 | 6808 # if 0 |
| 7 | 6809 if (app_context != (XtAppContext)NULL) |
| 6810 { | |
| 6811 /* Lesstif and Solaris crash here, lose some memory */ | |
| 6812 XtDestroyApplicationContext(app_context); | |
| 6813 app_context = (XtAppContext)NULL; | |
| 6814 } | |
| 1605 | 6815 # endif |
| 7 | 6816 } |
| 6817 # endif | |
| 6818 | |
| 6819 /* | |
| 6820 * Catch up with any queued X events. This may put keyboard input into the | |
| 6821 * input buffer, call resize call-backs, trigger timers etc. If there is | |
| 6822 * nothing in the X event queue (& no timers pending), then we return | |
| 6823 * immediately. | |
| 6824 */ | |
| 6825 static void | |
| 6826 xterm_update() | |
| 6827 { | |
| 6828 XEvent event; | |
| 6829 | |
| 6830 while (XtAppPending(app_context) && !vim_is_input_buf_full()) | |
| 6831 { | |
| 6832 XtAppNextEvent(app_context, &event); | |
| 6833 #ifdef FEAT_CLIENTSERVER | |
| 6834 { | |
| 6835 XPropertyEvent *e = (XPropertyEvent *)&event; | |
| 6836 | |
| 6837 if (e->type == PropertyNotify && e->window == commWindow | |
| 6838 && e->atom == commProperty && e->state == PropertyNewValue) | |
| 6839 serverEventProc(xterm_dpy, &event); | |
| 6840 } | |
| 6841 #endif | |
| 6842 XtDispatchEvent(&event); | |
| 6843 } | |
| 6844 } | |
| 6845 | |
| 6846 int | |
| 6847 clip_xterm_own_selection(cbd) | |
| 6848 VimClipboard *cbd; | |
| 6849 { | |
| 6850 if (xterm_Shell != (Widget)0) | |
| 6851 return clip_x11_own_selection(xterm_Shell, cbd); | |
| 6852 return FAIL; | |
| 6853 } | |
| 6854 | |
| 6855 void | |
| 6856 clip_xterm_lose_selection(cbd) | |
| 6857 VimClipboard *cbd; | |
| 6858 { | |
| 6859 if (xterm_Shell != (Widget)0) | |
| 6860 clip_x11_lose_selection(xterm_Shell, cbd); | |
| 6861 } | |
| 6862 | |
| 6863 void | |
| 6864 clip_xterm_request_selection(cbd) | |
| 6865 VimClipboard *cbd; | |
| 6866 { | |
| 6867 if (xterm_Shell != (Widget)0) | |
| 6868 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd); | |
| 6869 } | |
| 6870 | |
| 6871 void | |
| 6872 clip_xterm_set_selection(cbd) | |
| 6873 VimClipboard *cbd; | |
| 6874 { | |
| 6875 clip_x11_set_selection(cbd); | |
| 6876 } | |
| 6877 #endif | |
| 6878 | |
| 6879 | |
| 6880 #if defined(USE_XSMP) || defined(PROTO) | |
| 6881 /* | |
| 6882 * Code for X Session Management Protocol. | |
| 6883 */ | |
| 6884 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast)); | |
| 6885 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 6886 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 6887 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 6888 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData)); | |
| 6889 | |
| 6890 | |
| 6891 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
| 6892 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data)); | |
| 6893 | |
| 6894 /* | |
| 6895 * This is our chance to ask the user if they want to save, | |
| 6896 * or abort the logout | |
| 6897 */ | |
| 6898 static void | |
| 6899 xsmp_handle_interaction(smc_conn, client_data) | |
| 6900 SmcConn smc_conn; | |
| 1883 | 6901 SmPointer client_data UNUSED; |
| 7 | 6902 { |
| 6903 cmdmod_T save_cmdmod; | |
| 6904 int cancel_shutdown = False; | |
| 6905 | |
| 6906 save_cmdmod = cmdmod; | |
| 6907 cmdmod.confirm = TRUE; | |
| 6908 if (check_changed_any(FALSE)) | |
| 6909 /* Mustn't logout */ | |
| 6910 cancel_shutdown = True; | |
| 6911 cmdmod = save_cmdmod; | |
| 6912 setcursor(); /* position cursor */ | |
| 6913 out_flush(); | |
| 6914 | |
| 6915 /* Done interaction */ | |
| 6916 SmcInteractDone(smc_conn, cancel_shutdown); | |
| 6917 | |
| 6918 /* Finish off | |
| 6919 * Only end save-yourself here if we're not cancelling shutdown; | |
| 6920 * we'll get a cancelled callback later in which we'll end it. | |
| 6921 * Hopefully get around glitchy SMs (like GNOME-1) | |
| 6922 */ | |
| 6923 if (!cancel_shutdown) | |
| 6924 { | |
| 6925 xsmp.save_yourself = False; | |
| 6926 SmcSaveYourselfDone(smc_conn, True); | |
| 6927 } | |
| 6928 } | |
| 6929 # endif | |
| 6930 | |
| 6931 /* | |
| 6932 * Callback that starts save-yourself. | |
| 6933 */ | |
| 6934 static void | |
| 6935 xsmp_handle_save_yourself(smc_conn, client_data, save_type, | |
| 6936 shutdown, interact_style, fast) | |
| 6937 SmcConn smc_conn; | |
| 1883 | 6938 SmPointer client_data UNUSED; |
| 6939 int save_type UNUSED; | |
| 7 | 6940 Bool shutdown; |
| 1883 | 6941 int interact_style UNUSED; |
| 6942 Bool fast UNUSED; | |
| 7 | 6943 { |
| 6944 /* Handle already being in saveyourself */ | |
| 6945 if (xsmp.save_yourself) | |
| 6946 SmcSaveYourselfDone(smc_conn, True); | |
| 6947 xsmp.save_yourself = True; | |
| 6948 xsmp.shutdown = shutdown; | |
| 6949 | |
| 6950 /* First up, preserve all files */ | |
| 6951 out_flush(); | |
| 6952 ml_sync_all(FALSE, FALSE); /* preserve all swap files */ | |
| 6953 | |
| 6954 if (p_verbose > 0) | |
| 292 | 6955 verb_msg((char_u *)_("XSMP handling save-yourself request")); |
| 7 | 6956 |
| 6957 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT) | |
| 6958 /* Now see if we can ask about unsaved files */ | |
| 6959 if (shutdown && !fast && gui.in_use) | |
| 6960 /* Need to interact with user, but need SM's permission */ | |
| 6961 SmcInteractRequest(smc_conn, SmDialogError, | |
| 6962 xsmp_handle_interaction, client_data); | |
| 6963 else | |
| 6964 # endif | |
| 6965 { | |
| 6966 /* Can stop the cycle here */ | |
| 6967 SmcSaveYourselfDone(smc_conn, True); | |
| 6968 xsmp.save_yourself = False; | |
| 6969 } | |
| 6970 } | |
| 6971 | |
| 6972 | |
| 6973 /* | |
| 6974 * Callback to warn us of imminent death. | |
| 6975 */ | |
| 6976 static void | |
| 6977 xsmp_die(smc_conn, client_data) | |
| 1883 | 6978 SmcConn smc_conn UNUSED; |
| 6979 SmPointer client_data UNUSED; | |
| 7 | 6980 { |
| 6981 xsmp_close(); | |
| 6982 | |
| 6983 /* quit quickly leaving swapfiles for modified buffers behind */ | |
| 6984 getout_preserve_modified(0); | |
| 6985 } | |
| 6986 | |
| 6987 | |
| 6988 /* | |
| 6989 * Callback to tell us that save-yourself has completed. | |
| 6990 */ | |
| 6991 static void | |
| 6992 xsmp_save_complete(smc_conn, client_data) | |
| 1883 | 6993 SmcConn smc_conn UNUSED; |
| 6994 SmPointer client_data UNUSED; | |
| 7 | 6995 { |
| 6996 xsmp.save_yourself = False; | |
| 6997 } | |
| 6998 | |
| 6999 | |
| 7000 /* | |
| 7001 * Callback to tell us that an instigated shutdown was cancelled | |
| 7002 * (maybe even by us) | |
| 7003 */ | |
| 7004 static void | |
| 7005 xsmp_shutdown_cancelled(smc_conn, client_data) | |
| 7006 SmcConn smc_conn; | |
| 1883 | 7007 SmPointer client_data UNUSED; |
| 7 | 7008 { |
| 7009 if (xsmp.save_yourself) | |
| 7010 SmcSaveYourselfDone(smc_conn, True); | |
| 7011 xsmp.save_yourself = False; | |
| 7012 xsmp.shutdown = False; | |
| 7013 } | |
| 7014 | |
| 7015 | |
| 7016 /* | |
| 7017 * Callback to tell us that a new ICE connection has been established. | |
| 7018 */ | |
| 7019 static void | |
| 7020 xsmp_ice_connection(iceConn, clientData, opening, watchData) | |
| 7021 IceConn iceConn; | |
| 1883 | 7022 IcePointer clientData UNUSED; |
| 7 | 7023 Bool opening; |
| 1883 | 7024 IcePointer *watchData UNUSED; |
| 7 | 7025 { |
| 7026 /* Intercept creation of ICE connection fd */ | |
| 7027 if (opening) | |
| 7028 { | |
| 7029 xsmp_icefd = IceConnectionNumber(iceConn); | |
| 7030 IceRemoveConnectionWatch(xsmp_ice_connection, NULL); | |
| 7031 } | |
| 7032 } | |
| 7033 | |
| 7034 | |
| 7035 /* Handle any ICE processing that's required; return FAIL if SM lost */ | |
| 7036 int | |
| 7037 xsmp_handle_requests() | |
| 7038 { | |
| 7039 Bool rep; | |
| 7040 | |
| 7041 if (IceProcessMessages(xsmp.iceconn, NULL, &rep) | |
| 7042 == IceProcessMessagesIOError) | |
| 7043 { | |
| 7044 /* Lost ICE */ | |
| 7045 if (p_verbose > 0) | |
| 292 | 7046 verb_msg((char_u *)_("XSMP lost ICE connection")); |
| 7 | 7047 xsmp_close(); |
| 7048 return FAIL; | |
| 7049 } | |
| 7050 else | |
| 7051 return OK; | |
| 7052 } | |
| 7053 | |
| 7054 static int dummy; | |
| 7055 | |
| 7056 /* Set up X Session Management Protocol */ | |
| 7057 void | |
| 7058 xsmp_init(void) | |
| 7059 { | |
| 7060 char errorstring[80]; | |
| 7061 SmcCallbacks smcallbacks; | |
| 7062 #if 0 | |
| 7063 SmPropValue smname; | |
| 7064 SmProp smnameprop; | |
| 7065 SmProp *smprops[1]; | |
| 7066 #endif | |
| 7067 | |
| 7068 if (p_verbose > 0) | |
| 292 | 7069 verb_msg((char_u *)_("XSMP opening connection")); |
| 7 | 7070 |
| 7071 xsmp.save_yourself = xsmp.shutdown = False; | |
| 7072 | |
| 7073 /* Set up SM callbacks - must have all, even if they're not used */ | |
| 7074 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself; | |
| 7075 smcallbacks.save_yourself.client_data = NULL; | |
| 7076 smcallbacks.die.callback = xsmp_die; | |
| 7077 smcallbacks.die.client_data = NULL; | |
| 7078 smcallbacks.save_complete.callback = xsmp_save_complete; | |
| 7079 smcallbacks.save_complete.client_data = NULL; | |
| 7080 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled; | |
| 7081 smcallbacks.shutdown_cancelled.client_data = NULL; | |
| 7082 | |
| 7083 /* Set up a watch on ICE connection creations. The "dummy" argument is | |
| 7084 * apparently required for FreeBSD (we get a BUS error when using NULL). */ | |
| 7085 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0) | |
| 7086 { | |
| 7087 if (p_verbose > 0) | |
| 292 | 7088 verb_msg((char_u *)_("XSMP ICE connection watch failed")); |
| 7 | 7089 return; |
| 7090 } | |
| 7091 | |
| 7092 /* Create an SM connection */ | |
| 7093 xsmp.smcconn = SmcOpenConnection( | |
| 7094 NULL, | |
| 7095 NULL, | |
| 7096 SmProtoMajor, | |
| 7097 SmProtoMinor, | |
| 7098 SmcSaveYourselfProcMask | SmcDieProcMask | |
| 7099 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask, | |
| 7100 &smcallbacks, | |
| 7101 NULL, | |
| 1605 | 7102 &xsmp.clientid, |
| 7 | 7103 sizeof(errorstring), |
| 7104 errorstring); | |
| 7105 if (xsmp.smcconn == NULL) | |
| 7106 { | |
| 7107 char errorreport[132]; | |
| 273 | 7108 |
| 292 | 7109 if (p_verbose > 0) |
| 7110 { | |
| 7111 vim_snprintf(errorreport, sizeof(errorreport), | |
| 273 | 7112 _("XSMP SmcOpenConnection failed: %s"), errorstring); |
| 292 | 7113 verb_msg((char_u *)errorreport); |
| 7114 } | |
| 7 | 7115 return; |
| 7116 } | |
| 7117 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn); | |
| 7118 | |
| 7119 #if 0 | |
| 7120 /* ID ourselves */ | |
| 7121 smname.value = "vim"; | |
| 7122 smname.length = 3; | |
| 7123 smnameprop.name = "SmProgram"; | |
| 7124 smnameprop.type = "SmARRAY8"; | |
| 7125 smnameprop.num_vals = 1; | |
| 7126 smnameprop.vals = &smname; | |
| 7127 | |
| 7128 smprops[0] = &smnameprop; | |
| 7129 SmcSetProperties(xsmp.smcconn, 1, smprops); | |
| 7130 #endif | |
| 7131 } | |
| 7132 | |
| 7133 | |
| 7134 /* Shut down XSMP comms. */ | |
| 7135 void | |
| 7136 xsmp_close() | |
| 7137 { | |
| 7138 if (xsmp_icefd != -1) | |
| 7139 { | |
| 7140 SmcCloseConnection(xsmp.smcconn, 0, NULL); | |
| 1737 | 7141 if (xsmp.clientid != NULL) |
| 7142 free(xsmp.clientid); | |
| 1605 | 7143 xsmp.clientid = NULL; |
| 7 | 7144 xsmp_icefd = -1; |
| 7145 } | |
| 7146 } | |
| 7147 #endif /* USE_XSMP */ | |
| 7148 | |
| 7149 | |
| 7150 #ifdef EBCDIC | |
| 7151 /* Translate character to its CTRL- value */ | |
| 7152 char CtrlTable[] = | |
| 7153 { | |
| 7154 /* 00 - 5E */ | |
| 7155 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7156 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7157 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7158 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7159 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7160 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7161 /* ^ */ 0x1E, | |
| 7162 /* - */ 0x1F, | |
| 7163 /* 61 - 6C */ | |
| 7164 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7165 /* _ */ 0x1F, | |
| 7166 /* 6E - 80 */ | |
| 7167 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7168 /* a */ 0x01, | |
| 7169 /* b */ 0x02, | |
| 7170 /* c */ 0x03, | |
| 7171 /* d */ 0x37, | |
| 7172 /* e */ 0x2D, | |
| 7173 /* f */ 0x2E, | |
| 7174 /* g */ 0x2F, | |
| 7175 /* h */ 0x16, | |
| 7176 /* i */ 0x05, | |
| 7177 /* 8A - 90 */ | |
| 7178 0, 0, 0, 0, 0, 0, 0, | |
| 7179 /* j */ 0x15, | |
| 7180 /* k */ 0x0B, | |
| 7181 /* l */ 0x0C, | |
| 7182 /* m */ 0x0D, | |
| 7183 /* n */ 0x0E, | |
| 7184 /* o */ 0x0F, | |
| 7185 /* p */ 0x10, | |
| 7186 /* q */ 0x11, | |
| 7187 /* r */ 0x12, | |
| 7188 /* 9A - A1 */ | |
| 7189 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7190 /* s */ 0x13, | |
| 7191 /* t */ 0x3C, | |
| 7192 /* u */ 0x3D, | |
| 7193 /* v */ 0x32, | |
| 7194 /* w */ 0x26, | |
| 7195 /* x */ 0x18, | |
| 7196 /* y */ 0x19, | |
| 7197 /* z */ 0x3F, | |
| 7198 /* AA - AC */ | |
| 7199 0, 0, 0, | |
| 7200 /* [ */ 0x27, | |
| 7201 /* AE - BC */ | |
| 7202 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7203 /* ] */ 0x1D, | |
| 7204 /* BE - C0 */ 0, 0, 0, | |
| 7205 /* A */ 0x01, | |
| 7206 /* B */ 0x02, | |
| 7207 /* C */ 0x03, | |
| 7208 /* D */ 0x37, | |
| 7209 /* E */ 0x2D, | |
| 7210 /* F */ 0x2E, | |
| 7211 /* G */ 0x2F, | |
| 7212 /* H */ 0x16, | |
| 7213 /* I */ 0x05, | |
| 7214 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0, | |
| 7215 /* J */ 0x15, | |
| 7216 /* K */ 0x0B, | |
| 7217 /* L */ 0x0C, | |
| 7218 /* M */ 0x0D, | |
| 7219 /* N */ 0x0E, | |
| 7220 /* O */ 0x0F, | |
| 7221 /* P */ 0x10, | |
| 7222 /* Q */ 0x11, | |
| 7223 /* R */ 0x12, | |
| 7224 /* DA - DF */ 0, 0, 0, 0, 0, 0, | |
| 7225 /* \ */ 0x1C, | |
| 7226 /* E1 */ 0, | |
| 7227 /* S */ 0x13, | |
| 7228 /* T */ 0x3C, | |
| 7229 /* U */ 0x3D, | |
| 7230 /* V */ 0x32, | |
| 7231 /* W */ 0x26, | |
| 7232 /* X */ 0x18, | |
| 7233 /* Y */ 0x19, | |
| 7234 /* Z */ 0x3F, | |
| 7235 /* EA - FF*/ 0, 0, 0, 0, 0, 0, | |
| 7236 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
| 7237 }; | |
| 7238 | |
| 7239 char MetaCharTable[]= | |
| 7240 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
| 7241 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0, | |
| 7242 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0, | |
| 7243 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0, | |
| 7244 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0 | |
| 7245 }; | |
| 7246 | |
| 7247 | |
| 7248 /* TODO: Use characters NOT numbers!!! */ | |
| 7249 char CtrlCharTable[]= | |
| 7250 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ | |
| 7251 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214, | |
| 7252 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109, | |
| 7253 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199, | |
| 7254 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233, | |
| 7255 }; | |
| 7256 | |
| 7257 | |
| 7258 #endif |