1 /* vi:set ts=8 sts=4 sw=4:
3 * VIM - Vi IMproved by Bram Moolenaar
4 * OS/2 port by Paul Slootman
5 * VMS merge by Zoltan Arpadffy
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.
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.
17 * A lot of this file was originally written by Juergen Weigert and later
18 * changed beyond recognition.
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?
28 #if !defined(__APPLE__) && !defined(__TANDEM)
29 # define select select_declared_wrong
35 # include "if_mzsch.h"
42 #include "os_unixx.h" /* unix includes for os_unix.c only */
45 # include <X11/SM/SMlib.h>
49 # include <selinux/selinux.h>
50 static int selinux_enabled
= -1;
54 * Use this prototype for select, some include files have a wrong prototype
59 # define select beos_select
65 # include <sys/cygwin.h> /* for cygwin_conv_to_posix_path() */
69 #if defined(HAVE_SELECT)
70 extern int select
__ARGS((int, fd_set
*, fd_set
*, fd_set
*, struct timeval
*));
75 /* <linux/keyboard.h> contains defines conflicting with "keymap.h",
76 * I just copied relevant defines here. A cleaner solution would be to put gpm
77 * code into separate file and include there linux/keyboard.h
79 /* #include <linux/keyboard.h> */
88 # define KG_CAPSSHIFT 8
90 static void gpm_close
__ARGS((void));
91 static int gpm_open
__ARGS((void));
92 static int mch_gpm_process
__ARGS((void));
96 * end of autoconf section. To be extended...
99 /* Are the following #ifdefs still required? And why? Is that for X11? */
101 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO)
110 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */
111 # define SIGWINCH SIGWINDOW
115 # include <X11/Xlib.h>
116 # include <X11/Xutil.h>
117 # include <X11/Xatom.h>
118 # ifdef FEAT_XCLIPBOARD
119 # include <X11/Intrinsic.h>
120 # include <X11/Shell.h>
121 # include <X11/StringDefs.h>
122 static Widget xterm_Shell
= (Widget
)0;
123 static void xterm_update
__ARGS((void));
126 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)
127 Window x11_window
= 0;
129 Display
*x11_display
= NULL
;
132 static int get_x11_windis
__ARGS((void));
133 static void set_x11_title
__ARGS((char_u
*));
134 static void set_x11_icon
__ARGS((char_u
*));
139 static int get_x11_title
__ARGS((int));
140 static int get_x11_icon
__ARGS((int));
142 static char_u
*oldtitle
= NULL
;
143 static int did_set_title
= FALSE
;
144 static char_u
*oldicon
= NULL
;
145 static int did_set_icon
= FALSE
;
148 static void may_core_dump
__ARGS((void));
150 static int WaitForChar
__ARGS((long));
151 #if defined(__BEOS__)
152 int RealWaitForChar
__ARGS((int, long, int *));
154 static int RealWaitForChar
__ARGS((int, long, int *));
157 #ifdef FEAT_XCLIPBOARD
158 static int do_xterm_trace
__ARGS((void));
159 # define XT_TRACE_DELAY 50 /* delay for xterm tracing */
162 static void handle_resize
__ARGS((void));
164 #if defined(SIGWINCH)
165 static RETSIGTYPE sig_winch
__ARGS(SIGPROTOARG
);
168 static RETSIGTYPE catch_sigint
__ARGS(SIGPROTOARG
);
171 static RETSIGTYPE catch_sigpwr
__ARGS(SIGPROTOARG
);
173 #if defined(SIGALRM) && defined(FEAT_X11) \
174 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK)
175 # define SET_SIG_ALARM
176 static RETSIGTYPE sig_alarm
__ARGS(SIGPROTOARG
);
177 static int sig_alarm_called
;
179 static RETSIGTYPE deathtrap
__ARGS(SIGPROTOARG
);
181 static void catch_int_signal
__ARGS((void));
182 static void set_signals
__ARGS((void));
183 static void catch_signals
__ARGS((RETSIGTYPE (*func_deadly
)(), RETSIGTYPE (*func_other
)()));
185 static int have_wildcard
__ARGS((int, char_u
**));
186 static int have_dollars
__ARGS((int, char_u
**));
190 static int save_patterns
__ARGS((int num_pat
, char_u
**pat
, int *num_file
, char_u
***file
));
194 # define SIG_ERR ((RETSIGTYPE (*)())-1)
197 static int do_resize
= FALSE
;
199 static char_u
*extra_shell_arg
= NULL
;
200 static int show_shell_mess
= TRUE
;
202 static int deadly_signal
= 0; /* The signal we caught */
203 static int in_mch_delay
= FALSE
; /* sleeping in mch_delay() */
205 static int curr_tmode
= TMODE_COOK
; /* contains current terminal mode */
210 SmcConn smcconn
; /* The SM connection ID */
211 IceConn iceconn
; /* The ICE connection ID */
212 char *clientid
; /* The client ID for the current smc session */
213 Bool save_yourself
; /* If we're in the middle of a save_yourself */
214 Bool shutdown
; /* If we're in shutdown mode */
217 static xsmp_config_T xsmp
;
220 #ifdef SYS_SIGLIST_DECLARED
223 * extern char *_sys_siglist[NSIG];
224 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings
225 * that describe the signals. That is nearly what we want here. But
226 * autoconf does only check for sys_siglist (without the underscore), I
227 * do not want to change everything today.... jw.
228 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in
232 static struct signalinfo
234 int sig
; /* Signal number, eg. SIGSEGV etc */
235 char *name
; /* Signal name (not char_u!). */
236 char deadly
; /* Catch as a deadly signal? */
240 {SIGHUP
, "HUP", TRUE
},
243 {SIGQUIT
, "QUIT", TRUE
},
246 {SIGILL
, "ILL", TRUE
},
249 {SIGTRAP
, "TRAP", TRUE
},
252 {SIGABRT
, "ABRT", TRUE
},
255 {SIGEMT
, "EMT", TRUE
},
258 {SIGFPE
, "FPE", TRUE
},
261 {SIGBUS
, "BUS", TRUE
},
264 {SIGSEGV
, "SEGV", TRUE
},
267 {SIGSYS
, "SYS", TRUE
},
270 {SIGALRM
, "ALRM", FALSE
}, /* Perl's alarm() can trigger it */
273 {SIGTERM
, "TERM", TRUE
},
276 {SIGVTALRM
, "VTALRM", TRUE
},
278 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME) && !defined(WE_ARE_PROFILING)
279 /* MzScheme uses SIGPROF for its own needs; On Linux with profiling
280 * this makes Vim exit. WE_ARE_PROFILING is defined in Makefile. */
281 {SIGPROF
, "PROF", TRUE
},
284 {SIGXCPU
, "XCPU", TRUE
},
287 {SIGXFSZ
, "XFSZ", TRUE
},
290 {SIGUSR1
, "USR1", TRUE
},
293 {SIGUSR2
, "USR2", TRUE
},
296 {SIGINT
, "INT", FALSE
},
299 {SIGWINCH
, "WINCH", FALSE
},
302 {SIGTSTP
, "TSTP", FALSE
},
305 {SIGPIPE
, "PIPE", FALSE
},
307 {-1, "Unknown!", FALSE
}
315 write(1, (char *)s
, len
);
316 if (p_wd
) /* Unix is too fast, slow down a bit more */
317 RealWaitForChar(read_cmd_fd
, p_wd
, NULL
);
321 * mch_inchar(): low level input function.
322 * Get a characters from the keyboard.
323 * Return the number of characters that are available.
324 * If wtime == 0 do not wait for characters.
325 * If wtime == n wait a short time for characters.
326 * If wtime == -1 wait forever for characters.
329 mch_inchar(buf
, maxlen
, wtime
, tb_change_cnt
)
332 long wtime
; /* don't use "time", MIPS cannot handle it */
337 /* Check if window changed size while we were busy, perhaps the ":set
338 * columns=99" command was used. */
344 while (WaitForChar(wtime
) == 0) /* no character available */
346 if (!do_resize
) /* return if not interrupted by resize */
351 else /* wtime == -1 */
354 * If there is no character available within 'updatetime' seconds
355 * flush all the swap files to disk.
356 * Also done when interrupted by SIGWINCH.
358 if (WaitForChar(p_ut
) == 0)
361 if (trigger_cursorhold() && maxlen
>= 3
362 && !typebuf_changed(tb_change_cnt
))
366 buf
[2] = (int)KE_CURSORHOLD
;
374 for (;;) /* repeat until we got a character */
376 while (do_resize
) /* window changed size */
379 * we want to be interrupted by the winch signal
382 if (do_resize
) /* interrupted by SIGWINCH signal */
385 /* If input was put directly in typeahead buffer bail out here. */
386 if (typebuf_changed(tb_change_cnt
))
390 * For some terminals we only get one character at a time.
391 * We want the get all available characters, so we could keep on
392 * trying until none is available
393 * For some other terminals this is quite slow, that's why we don't do
396 len
= read_from_input_buf(buf
, (long)maxlen
);
402 for (i
= 0; i
< len
; i
++)
419 * return non-zero if a character is available
424 return WaitForChar(0L);
427 #if defined(HAVE_TOTAL_MEM) || defined(PROTO)
428 # ifdef HAVE_SYS_RESOURCE_H
429 # include <sys/resource.h>
431 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL)
432 # include <sys/sysctl.h>
434 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
435 # include <sys/sysinfo.h>
439 * Return total amount of memory available in Kbyte.
440 * Doesn't change when memory has been allocated.
444 mch_total_mem(special
)
448 return ulimit(3, 0L) >> 10; /* always 32MB? */
451 long_u shiftright
= 10; /* how much to shift "mem" right for Kbyte */
457 /* BSD way of getting the amount of RAM available. */
460 len
= sizeof(physmem
);
461 if (sysctl(mib
, 2, &physmem
, &len
, NULL
, 0) == 0)
462 mem
= (long_u
)physmem
;
465 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
468 struct sysinfo sinfo
;
470 /* Linux way of getting amount of RAM available */
471 if (sysinfo(&sinfo
) == 0)
473 # ifdef HAVE_SYSINFO_MEM_UNIT
474 /* avoid overflow as much as possible */
475 while (shiftright
> 0 && (sinfo
.mem_unit
& 1) == 0)
477 sinfo
.mem_unit
= sinfo
.mem_unit
>> 1;
480 mem
= sinfo
.totalram
* sinfo
.mem_unit
;
482 mem
= sinfo
.totalram
;
491 long pagesize
, pagecount
;
493 /* Solaris way of getting amount of RAM available */
494 pagesize
= sysconf(_SC_PAGESIZE
);
495 pagecount
= sysconf(_SC_PHYS_PAGES
);
496 if (pagesize
> 0 && pagecount
> 0)
498 /* avoid overflow as much as possible */
499 while (shiftright
> 0 && (pagesize
& 1) == 0)
501 pagesize
= (long_u
)pagesize
>> 1;
504 mem
= (long_u
)pagesize
* pagecount
;
509 /* Return the minimum of the physical memory and the user limit, because
510 * using more than the user limit may cause Vim to be terminated. */
511 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)
515 if (getrlimit(RLIMIT_DATA
, &rlp
) == 0
516 && rlp
.rlim_cur
< ((rlim_t
)1 << (sizeof(long_u
) * 8 - 1))
517 # ifdef RLIM_INFINITY
518 && rlp
.rlim_cur
!= RLIM_INFINITY
520 && ((long_u
)rlp
.rlim_cur
>> 10) < (mem
>> shiftright
)
523 mem
= (long_u
)rlp
.rlim_cur
;
530 return mem
>> shiftright
;
531 return (long_u
)0x1fffff;
537 mch_delay(msec
, ignoreinput
)
543 long total
= msec
; /* remember original value */
548 /* Go to cooked mode without echo, to allow SIGINT interrupting us
549 * here. But we don't want QUIT to kill us (CTRL-\ used in a
550 * shell may produce SIGQUIT). */
552 old_tmode
= curr_tmode
;
553 if (curr_tmode
== TMODE_RAW
)
554 settmode(TMODE_SLEEP
);
557 * Everybody sleeps in a different way...
558 * Prefer nanosleep(), some versions of usleep() can only sleep up to
564 /* if total is large enough, wait by portions in p_mzq */
571 #ifdef HAVE_NANOSLEEP
575 ts
.tv_sec
= msec
/ 1000;
576 ts
.tv_nsec
= (msec
% 1000) * 1000000;
577 (void)nanosleep(&ts
, NULL
);
583 usleep((unsigned int)(999 * 1000));
586 usleep((unsigned int)(msec
* 1000));
589 poll(NULL
, 0, (int)msec
);
597 tv
.tv_sec
= msec
/ 1000;
598 tv
.tv_usec
= (msec
% 1000) * 1000;
600 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get
601 * a patch from Sun to fix this. Reported by Gunnar Pedersen.
603 select(0, NULL
, NULL
, NULL
, &tv
);
605 # endif /* __EMX__ */
606 # endif /* HAVE_SELECT */
607 # endif /* HAVE_NANOSLEEP */
608 #endif /* HAVE_USLEEP */
615 in_mch_delay
= FALSE
;
621 #if 0 /* disabled, no longer needed now that regmatch() is not recursive */
622 # if defined(HAVE_GETRLIMIT)
623 # define HAVE_STACK_LIMIT
627 #if defined(HAVE_STACK_LIMIT) \
628 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK))
629 # define HAVE_CHECK_STACK_GROWTH
631 * Support for checking for an almost-out-of-stack-space situation.
635 * Return a pointer to an item on the stack. Used to find out if the stack
638 static void check_stack_growth
__ARGS((char *p
));
639 static int stack_grows_downwards
;
642 * Find out if the stack grows upwards or downwards.
643 * "p" points to a variable on the stack of the caller.
646 check_stack_growth(p
)
651 stack_grows_downwards
= (p
> (char *)&i
);
655 #if defined(HAVE_STACK_LIMIT) || defined(PROTO)
656 static char *stack_limit
= NULL
;
658 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
659 # include <pthread.h>
660 # include <pthread_np.h>
664 * Find out until how var the stack can grow without getting into trouble.
665 * Called when starting up and when switching to the signal stack in
675 /* Set the stack limit to 15/16 of the allowable size. Skip this when the
676 * limit doesn't fit in a long (rlim_cur might be "long long"). */
677 if (getrlimit(RLIMIT_STACK
, &rlp
) == 0
678 && rlp
.rlim_cur
< ((rlim_t
)1 << (sizeof(long_u
) * 8 - 1))
679 # ifdef RLIM_INFINITY
680 && rlp
.rlim_cur
!= RLIM_INFINITY
684 lim
= (long)rlp
.rlim_cur
;
685 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
690 /* On FreeBSD the initial thread always has a fixed stack size, no
691 * matter what the limits are set to. Normally it's 1 Mbyte. */
692 pthread_attr_init(&attr
);
693 if (pthread_attr_get_np(pthread_self(), &attr
) == 0)
695 pthread_attr_getstacksize(&attr
, &size
);
696 if (lim
> (long)size
)
699 pthread_attr_destroy(&attr
);
702 if (stack_grows_downwards
)
704 stack_limit
= (char *)((long)&i
- (lim
/ 16L * 15L));
705 if (stack_limit
>= (char *)&i
)
706 /* overflow, set to 1/16 of current stack position */
707 stack_limit
= (char *)((long)&i
/ 16L);
711 stack_limit
= (char *)((long)&i
+ (lim
/ 16L * 15L));
712 if (stack_limit
<= (char *)&i
)
713 stack_limit
= NULL
; /* overflow */
719 * Return FAIL when running out of stack space.
720 * "p" must point to any variable local to the caller that's on the stack.
726 if (stack_limit
!= NULL
)
728 if (stack_grows_downwards
)
733 else if (p
> stack_limit
)
740 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
742 * Support for using the signal stack.
743 * This helps when we run out of stack space, which causes a SIGSEGV. The
744 * signal handler then must run on another stack, since the normal stack is
749 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */
752 # ifdef HAVE_SIGALTSTACK
753 static stack_t sigstk
; /* for sigaltstack() */
755 static struct sigstack sigstk
; /* for sigstack() */
758 static void init_signal_stack
__ARGS((void));
759 static char *signal_stack
;
764 if (signal_stack
!= NULL
)
766 # ifdef HAVE_SIGALTSTACK
767 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \
768 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040)
769 /* missing prototype. Adding it to osdef?.h.in doesn't work, because
770 * "struct sigaltstack" needs to be declared. */
771 extern int sigaltstack
__ARGS((const struct sigaltstack
*ss
, struct sigaltstack
*oss
));
775 sigstk
.ss_base
= signal_stack
;
777 sigstk
.ss_sp
= signal_stack
;
779 sigstk
.ss_size
= SIGSTKSZ
;
781 (void)sigaltstack(&sigstk
, NULL
);
783 sigstk
.ss_sp
= signal_stack
;
784 if (stack_grows_downwards
)
785 sigstk
.ss_sp
+= SIGSTKSZ
- 1;
786 sigstk
.ss_onstack
= 0;
787 (void)sigstack(&sigstk
, NULL
);
794 * We need correct potatotypes for a signal function, otherwise mean compilers
795 * will barf when the second argument to signal() is ``wrong''.
796 * Let me try it with a few tricky defines from my own osdef.h (jw).
798 #if defined(SIGWINCH)
801 sig_winch
SIGDEFARG(sigarg
)
803 /* this is not required on all systems, but it doesn't hurt anybody */
804 signal(SIGWINCH
, (RETSIGTYPE (*)())sig_winch
);
813 catch_sigint
SIGDEFARG(sigarg
)
815 /* this is not required on all systems, but it doesn't hurt anybody */
816 signal(SIGINT
, (RETSIGTYPE (*)())catch_sigint
);
825 catch_sigpwr
SIGDEFARG(sigarg
)
827 /* this is not required on all systems, but it doesn't hurt anybody */
828 signal(SIGPWR
, (RETSIGTYPE (*)())catch_sigpwr
);
830 * I'm not sure we get the SIGPWR signal when the system is really going
831 * down or when the batteries are almost empty. Just preserve the swap
832 * files and don't exit, that can't do any harm.
834 ml_sync_all(FALSE
, FALSE
);
841 * signal function for alarm().
845 sig_alarm
SIGDEFARG(sigarg
)
847 /* doesn't do anything, just to break a system call */
848 sig_alarm_called
= TRUE
;
853 #if (defined(HAVE_SETJMP_H) \
854 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \
855 || defined(FEAT_LIBCALL))) \
858 * A simplistic version of setjmp() that only allows one level of using.
859 * Don't call twice before calling mch_endjmp()!.
862 * if (SETJMP(lc_jump_env) != 0)
872 * Note: Can't move SETJMP() here, because a function calling setjmp() must
873 * not return before the saved environment is used.
874 * Returns OK for normal return, FAIL when the protected code caused a
875 * problem and LONGJMP() was used.
895 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
896 /* On FreeBSD the signal stack has to be reset after using siglongjmp(),
897 * otherwise catching the signal only works once. */
904 * This function handles deadly signals.
905 * It tries to preserve any swap file and exit properly.
906 * (partly from Elvis).
909 deathtrap
SIGDEFARG(sigarg
)
911 static int entered
= 0; /* count the number of times we got here.
912 Note: when memory has been corrupted
913 this may get an arbitrary value! */
918 #if defined(HAVE_SETJMP_H)
920 * Catch a crash in protected code.
921 * Restores the environment saved in lc_jump_env, which looks like
922 * SETJMP() returns 1.
926 # if defined(SIGHASARG)
929 lc_active
= FALSE
; /* don't jump again */
930 LONGJMP(lc_jump_env
, 1);
937 /* While in mch_delay() we go to cooked mode to allow a CTRL-C to
938 * interrupt us. But in cooked mode we may also get SIGQUIT, e.g., when
939 * pressing CTRL-\, but we don't want Vim to exit then. */
940 if (in_mch_delay
&& sigarg
== SIGQUIT
)
944 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return
945 * here. This avoids that a non-reentrant function is interrupted, e.g.,
946 * free(). Calling free() again may then cause a crash. */
968 && !vim_handle_signal(sigarg
))
972 /* Remember how often we have been called. */
976 /* Set the v:dying variable. */
977 set_vim_var_nr(VV_DYING
, (long)entered
);
980 #ifdef HAVE_STACK_LIMIT
981 /* Since we are now using the signal stack, need to reset the stack
982 * limit. Otherwise using a regexp will fail. */
987 /* This is for opening gdb the moment Vim crashes.
988 * You need to manually adjust the file name and Vim executable name.
989 * Suggested by SungHyun Nam. */
991 # define VI_GDB_FILE "/tmp/vimgdb"
992 # define VIM_NAME "/usr/bin/vim"
993 FILE *fp
= fopen(VI_GDB_FILE
, "w");
1001 , VIM_NAME
, getpid());
1003 system("xterm -e gdb -x "VI_GDB_FILE
);
1004 unlink(VI_GDB_FILE
);
1010 /* try to find the name of this signal */
1011 for (i
= 0; signal_info
[i
].sig
!= -1; i
++)
1012 if (sigarg
== signal_info
[i
].sig
)
1014 deadly_signal
= sigarg
;
1017 full_screen
= FALSE
; /* don't write message to the GUI, it might be
1018 * part of the problem... */
1020 * If something goes wrong after entering here, we may get here again.
1021 * When this happens, give a message and try to exit nicely (resetting the
1022 * terminal mode, etc.)
1023 * When this happens twice, just exit, don't even try to give a message,
1024 * stack may be corrupt or something weird.
1025 * When this still happens again (or memory was corrupted in such a way
1026 * that "entered" was clobbered) use _exit(), don't try freeing resources.
1030 reset_signals(); /* don't catch any signals anymore */
1038 OUT_STR(_("Vim: Double signal, exiting\n"));
1044 sprintf((char *)IObuff
, _("Vim: Caught deadly signal %s\n"),
1045 signal_info
[i
].name
);
1047 sprintf((char *)IObuff
, _("Vim: Caught deadly signal\n"));
1049 preserve_exit(); /* preserve files and exit */
1062 * On Solaris with multi-threading, suspending might not work immediately.
1063 * Catch the SIGCONT signal, which will be used as an indication whether the
1064 * suspending has been done or not.
1066 static int sigcont_received
;
1067 static RETSIGTYPE sigcont_handler
__ARGS(SIGPROTOARG
);
1070 * signal handler for SIGCONT
1074 sigcont_handler
SIGDEFARG(sigarg
)
1076 sigcont_received
= TRUE
;
1082 * If the machine has job control, use it to suspend the program,
1083 * otherwise fake it by starting a new shell.
1088 /* BeOS does have SIGTSTP, but it doesn't work. */
1089 #if defined(SIGTSTP) && !defined(__BEOS__)
1090 out_flush(); /* needed to make cursor visible on some systems */
1091 settmode(TMODE_COOK
);
1092 out_flush(); /* needed to disable mouse on some systems */
1094 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
1095 /* Since we are going to sleep, we can't respond to requests for the X
1096 * selections. Lose them, otherwise other applications will hang. But
1097 * first copy the text to cut buffer 0. */
1098 if (clip_star
.owned
|| clip_plus
.owned
)
1100 x11_export_final_selection();
1101 if (clip_star
.owned
)
1102 clip_lose_selection(&clip_star
);
1103 if (clip_plus
.owned
)
1104 clip_lose_selection(&clip_plus
);
1105 if (x11_display
!= NULL
)
1106 XFlush(x11_display
);
1111 sigcont_received
= FALSE
;
1113 kill(0, SIGTSTP
); /* send ourselves a STOP signal */
1115 /* When we didn't suspend immediately in the kill(), do it now. Happens
1116 * on multi-threaded Solaris. */
1117 if (!sigcont_received
)
1123 * Set oldtitle to NULL, so the current title is obtained again.
1128 settmode(TMODE_RAW
);
1129 need_check_timestamps
= TRUE
;
1130 did_check_timestamps
= FALSE
;
1145 #ifdef MACOS_CONVERT
1153 #if defined(SIGWINCH)
1155 * WINDOW CHANGE signal is handled with sig_winch().
1157 signal(SIGWINCH
, (RETSIGTYPE (*)())sig_winch
);
1161 * We want the STOP signal to work, to make mch_suspend() work.
1162 * For "rvim" the STOP signal is ignored.
1165 signal(SIGTSTP
, restricted
? SIG_IGN
: SIG_DFL
);
1168 signal(SIGCONT
, sigcont_handler
);
1172 * We want to ignore breaking of PIPEs.
1175 signal(SIGPIPE
, SIG_IGN
);
1183 * Ignore alarm signals (Perl's alarm() generates it).
1186 signal(SIGALRM
, SIG_IGN
);
1190 * Catch SIGPWR (power failure?) to preserve the swap files, so that no
1191 * work will be lost.
1194 signal(SIGPWR
, (RETSIGTYPE (*)())catch_sigpwr
);
1198 * Arrange for other signals to gracefully shutdown Vim.
1200 catch_signals(deathtrap
, SIG_ERR
);
1202 #if defined(FEAT_GUI) && defined(SIGHUP)
1204 * When the GUI is running, ignore the hangup signal.
1207 signal(SIGHUP
, SIG_IGN
);
1211 #if defined(SIGINT) || defined(PROTO)
1213 * Catch CTRL-C (only works while in Cooked mode).
1218 signal(SIGINT
, (RETSIGTYPE (*)())catch_sigint
);
1225 catch_signals(SIG_DFL
, SIG_DFL
);
1227 /* SIGCONT isn't in the list, because its default action is ignore */
1228 signal(SIGCONT
, SIG_DFL
);
1233 catch_signals(func_deadly
, func_other
)
1234 RETSIGTYPE (*func_deadly
)();
1235 RETSIGTYPE (*func_other
)();
1239 for (i
= 0; signal_info
[i
].sig
!= -1; i
++)
1240 if (signal_info
[i
].deadly
)
1242 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION)
1243 struct sigaction sa
;
1245 /* Setup to use the alternate stack for the signal function. */
1246 sa
.sa_handler
= func_deadly
;
1247 sigemptyset(&sa
.sa_mask
);
1248 # if defined(__linux__) && defined(_REENTRANT)
1249 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in
1250 * thread handling in combination with using the alternate stack:
1251 * pthread library functions try to use the stack pointer to
1252 * identify the current thread, causing a SEGV signal, which
1253 * recursively calls deathtrap() and hangs. */
1256 sa
.sa_flags
= SA_ONSTACK
;
1258 sigaction(signal_info
[i
].sig
, &sa
, NULL
);
1260 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC)
1263 /* Setup to use the alternate stack for the signal function. */
1264 sv
.sv_handler
= func_deadly
;
1266 sv
.sv_flags
= SV_ONSTACK
;
1267 sigvec(signal_info
[i
].sig
, &sv
, NULL
);
1269 signal(signal_info
[i
].sig
, func_deadly
);
1273 else if (func_other
!= SIG_ERR
)
1274 signal(signal_info
[i
].sig
, func_other
);
1278 * Handling of SIGHUP, SIGQUIT and SIGTERM:
1279 * "when" == a signal: when busy, postpone and return FALSE, otherwise
1281 * "when" == SIGNAL_BLOCK: Going to be busy, block signals
1282 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed
1284 * Returns TRUE when Vim should exit.
1287 vim_handle_signal(sig
)
1290 static int got_signal
= 0;
1291 static int blocked
= TRUE
;
1295 case SIGNAL_BLOCK
: blocked
= TRUE
;
1298 case SIGNAL_UNBLOCK
: blocked
= FALSE
;
1299 if (got_signal
!= 0)
1301 kill(getpid(), got_signal
);
1306 default: if (!blocked
)
1307 return TRUE
; /* exit! */
1312 got_int
= TRUE
; /* break any loops */
1319 * Check_win checks whether we have an interactive stdout.
1323 mch_check_win(argc
, argv
)
1329 * Store argv[0], may be used for $VIM. Only use it if it is an absolute
1330 * name, mostly it's just "vim" and found in the path, which is unusable.
1332 if (mch_isFullName(argv
[0]))
1333 exe_name
= vim_strsave((char_u
*)argv
[0]);
1341 * Return TRUE if the input comes from a terminal, FALSE otherwise.
1346 if (isatty(read_cmd_fd
))
1353 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \
1354 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE))
1356 static void xopen_message
__ARGS((struct timeval
*tvp
));
1359 * Give a message about the elapsed time for opening the X window.
1363 struct timeval
*tvp
; /* must contain start time */
1365 struct timeval end_tv
;
1367 /* Compute elapsed time. */
1368 gettimeofday(&end_tv
, NULL
);
1369 smsg((char_u
*)_("Opening the X display took %ld msec"),
1370 (end_tv
.tv_sec
- tvp
->tv_sec
) * 1000L
1371 + (end_tv
.tv_usec
- tvp
->tv_usec
) / 1000L);
1376 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD))
1378 * A few functions shared by X11 title and clipboard code.
1380 static int x_error_handler
__ARGS((Display
*dpy
, XErrorEvent
*error_event
));
1381 static int x_error_check
__ARGS((Display
*dpy
, XErrorEvent
*error_event
));
1382 static int x_connect_to_server
__ARGS((void));
1383 static int test_x11_window
__ARGS((Display
*dpy
));
1385 static int got_x_error
= FALSE
;
1388 * X Error handler, otherwise X just exits! (very rude) -- webb
1391 x_error_handler(dpy
, error_event
)
1393 XErrorEvent
*error_event
;
1395 XGetErrorText(dpy
, error_event
->error_code
, (char *)IObuff
, IOSIZE
);
1396 STRCAT(IObuff
, _("\nVim: Got X error\n"));
1398 /* We cannot print a message and continue, because no X calls are allowed
1399 * here (causes my system to hang). Silently continuing might be an
1401 preserve_exit(); /* preserve files and exit */
1403 return 0; /* NOTREACHED */
1407 * Another X Error handler, just used to check for errors.
1411 x_error_check(dpy
, error_event
)
1413 XErrorEvent
*error_event
;
1419 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
1420 # if defined(HAVE_SETJMP_H)
1422 * An X IO Error handler, used to catch error while opening the display.
1424 static int x_IOerror_check
__ARGS((Display
*dpy
));
1428 x_IOerror_check(dpy
)
1431 /* This function should not return, it causes exit(). Longjump instead. */
1432 LONGJMP(lc_jump_env
, 1);
1439 * An X IO Error handler, used to catch terminal errors.
1441 static int x_IOerror_handler
__ARGS((Display
*dpy
));
1445 x_IOerror_handler(dpy
)
1451 xterm_Shell
= (Widget
)0;
1453 /* This function should not return, it causes exit(). Longjump instead. */
1454 LONGJMP(x_jump_env
, 1);
1461 * Return TRUE when connection to the X server is desired.
1464 x_connect_to_server()
1466 regmatch_T regmatch
;
1468 #if defined(FEAT_CLIENTSERVER)
1469 if (x_force_connect
)
1475 /* Check for a match with "exclude:" from 'clipboard'. */
1476 if (clip_exclude_prog
!= NULL
)
1478 regmatch
.rm_ic
= FALSE
; /* Don't ignore case */
1479 regmatch
.regprog
= clip_exclude_prog
;
1480 if (vim_regexec(®match
, T_NAME
, (colnr_T
)0))
1487 * Test if "dpy" and x11_window are valid by getting the window title.
1488 * I don't actually want it yet, so there may be a simpler call to use, but
1489 * this will cause the error handler x_error_check() to be called if anything
1490 * is wrong, such as the window pointer being invalid (as can happen when the
1491 * user changes his DISPLAY, but not his WINDOWID) -- webb
1494 test_x11_window(dpy
)
1497 int (*old_handler
)();
1498 XTextProperty text_prop
;
1500 old_handler
= XSetErrorHandler(x_error_check
);
1501 got_x_error
= FALSE
;
1502 if (XGetWMName(dpy
, x11_window
, &text_prop
))
1503 XFree((void *)text_prop
.value
);
1505 (void)XSetErrorHandler(old_handler
);
1507 if (p_verbose
> 0 && got_x_error
)
1508 verb_msg((char_u
*)_("Testing the X display failed"));
1510 return (got_x_error
? FAIL
: OK
);
1518 static int get_x11_thing
__ARGS((int get_title
, int test_only
));
1521 * try to get x11 window and display
1523 * return FAIL for failure, OK otherwise
1529 static int result
= -1;
1530 #define XD_NONE 0 /* x11_display not set here */
1531 #define XD_HERE 1 /* x11_display opened here */
1532 #define XD_GUI 2 /* x11_display used from gui.dpy */
1533 #define XD_XTERM 3 /* x11_display used from xterm_dpy */
1534 static int x11_display_from
= XD_NONE
;
1535 static int did_set_error_handler
= FALSE
;
1537 if (!did_set_error_handler
)
1539 /* X just exits if it finds an error otherwise! */
1540 (void)XSetErrorHandler(x_error_handler
);
1541 did_set_error_handler
= TRUE
;
1544 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
1548 * If the X11 display was opened here before, for the window where Vim
1549 * was started, close that one now to avoid a memory leak.
1551 if (x11_display_from
== XD_HERE
&& x11_display
!= NULL
)
1553 XCloseDisplay(x11_display
);
1554 x11_display_from
= XD_NONE
;
1556 if (gui_get_x11_windis(&x11_window
, &x11_display
) == OK
)
1558 x11_display_from
= XD_GUI
;
1564 else if (x11_display_from
== XD_GUI
)
1566 /* GUI must have stopped somehow, clear x11_display */
1569 x11_display_from
= XD_NONE
;
1573 /* When started with the "-X" argument, don't try connecting. */
1574 if (!x_connect_to_server())
1578 * If WINDOWID not set, should try another method to find out
1579 * what the current window number is. The only code I know for
1580 * this is very complicated.
1581 * We assume that zero is invalid for WINDOWID.
1583 if (x11_window
== 0 && (winid
= getenv("WINDOWID")) != NULL
)
1584 x11_window
= (Window
)atol(winid
);
1586 #ifdef FEAT_XCLIPBOARD
1587 if (xterm_dpy
!= NULL
&& x11_window
!= 0)
1589 /* We may have checked it already, but Gnome terminal can move us to
1590 * another window, so we need to check every time. */
1591 if (x11_display_from
!= XD_XTERM
)
1594 * If the X11 display was opened here before, for the window where
1595 * Vim was started, close that one now to avoid a memory leak.
1597 if (x11_display_from
== XD_HERE
&& x11_display
!= NULL
)
1598 XCloseDisplay(x11_display
);
1599 x11_display
= xterm_dpy
;
1600 x11_display_from
= XD_XTERM
;
1602 if (test_x11_window(x11_display
) == FAIL
)
1604 /* probably bad $WINDOWID */
1607 x11_display_from
= XD_NONE
;
1614 if (x11_window
== 0 || x11_display
== NULL
)
1617 if (result
!= -1) /* Have already been here and set this */
1618 return result
; /* Don't do all these X calls again */
1620 if (x11_window
!= 0 && x11_display
== NULL
)
1622 #ifdef SET_SIG_ALARM
1623 RETSIGTYPE (*sig_save
)();
1625 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
1626 struct timeval start_tv
;
1629 gettimeofday(&start_tv
, NULL
);
1632 #ifdef SET_SIG_ALARM
1634 * Opening the Display may hang if the DISPLAY setting is wrong, or
1635 * the network connection is bad. Set an alarm timer to get out.
1637 sig_alarm_called
= FALSE
;
1638 sig_save
= (RETSIGTYPE (*)())signal(SIGALRM
,
1639 (RETSIGTYPE (*)())sig_alarm
);
1642 x11_display
= XOpenDisplay(NULL
);
1644 #ifdef SET_SIG_ALARM
1646 signal(SIGALRM
, (RETSIGTYPE (*)())sig_save
);
1647 if (p_verbose
> 0 && sig_alarm_called
)
1648 verb_msg((char_u
*)_("Opening the X display timed out"));
1650 if (x11_display
!= NULL
)
1652 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
1656 xopen_message(&start_tv
);
1660 if (test_x11_window(x11_display
) == FAIL
)
1662 /* Maybe window id is bad */
1664 XCloseDisplay(x11_display
);
1668 x11_display_from
= XD_HERE
;
1671 if (x11_window
== 0 || x11_display
== NULL
)
1672 return (result
= FAIL
);
1673 return (result
= OK
);
1677 * Determine original x11 Window Title
1680 get_x11_title(test_only
)
1683 return get_x11_thing(TRUE
, test_only
);
1687 * Determine original x11 Window icon
1690 get_x11_icon(test_only
)
1695 retval
= get_x11_thing(FALSE
, test_only
);
1697 /* could not get old icon, use terminal name */
1698 if (oldicon
== NULL
&& !test_only
)
1700 if (STRNCMP(T_NAME
, "builtin_", 8) == 0)
1701 oldicon
= T_NAME
+ 8;
1710 get_x11_thing(get_title
, test_only
)
1711 int get_title
; /* get title string */
1714 XTextProperty text_prop
;
1718 if (get_x11_windis() == OK
)
1720 /* Get window/icon name if any */
1722 status
= XGetWMName(x11_display
, x11_window
, &text_prop
);
1724 status
= XGetWMIconName(x11_display
, x11_window
, &text_prop
);
1727 * If terminal is xterm, then x11_window may be a child window of the
1728 * outer xterm window that actually contains the window/icon name, so
1729 * keep traversing up the tree until a window with a title/icon is
1732 /* Previously this was only done for xterm and alikes. I don't see a
1733 * reason why it would fail for other terminal emulators.
1734 * if (term_is_xterm) */
1738 Window win
= x11_window
;
1740 unsigned int num_children
;
1742 while (!status
|| text_prop
.value
== NULL
)
1744 if (!XQueryTree(x11_display
, win
, &root
, &parent
, &children
,
1748 XFree((void *)children
);
1749 if (parent
== root
|| parent
== 0)
1754 status
= XGetWMName(x11_display
, win
, &text_prop
);
1756 status
= XGetWMIconName(x11_display
, win
, &text_prop
);
1759 if (status
&& text_prop
.value
!= NULL
)
1764 #ifdef FEAT_XFONTSET
1765 if (text_prop
.encoding
== XA_STRING
)
1769 oldtitle
= vim_strsave((char_u
*)text_prop
.value
);
1771 oldicon
= vim_strsave((char_u
*)text_prop
.value
);
1772 #ifdef FEAT_XFONTSET
1777 Status transform_status
;
1780 transform_status
= XmbTextPropertyToTextList(x11_display
,
1783 if (transform_status
>= Success
&& n
> 0 && cl
[0])
1786 oldtitle
= vim_strsave((char_u
*) cl
[0]);
1788 oldicon
= vim_strsave((char_u
*) cl
[0]);
1789 XFreeStringList(cl
);
1794 oldtitle
= vim_strsave((char_u
*)text_prop
.value
);
1796 oldicon
= vim_strsave((char_u
*)text_prop
.value
);
1801 XFree((void *)text_prop
.value
);
1807 /* Are Xutf8 functions available? Avoid error from old compilers. */
1808 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE)
1809 # if X_HAVE_UTF8_STRING
1810 # define USE_UTF8_STRING
1815 * Set x11 Window Title
1817 * get_x11_windis() must be called before this and have returned OK
1820 set_x11_title(title
)
1823 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING
1824 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't
1825 * supported everywhere and STRING doesn't work for multi-byte titles.
1827 #ifdef USE_UTF8_STRING
1829 Xutf8SetWMProperties(x11_display
, x11_window
, (const char *)title
,
1830 NULL
, NULL
, 0, NULL
, NULL
, NULL
);
1834 #if XtSpecificationRelease >= 4
1835 # ifdef FEAT_XFONTSET
1836 XmbSetWMProperties(x11_display
, x11_window
, (const char *)title
,
1837 NULL
, NULL
, 0, NULL
, NULL
, NULL
);
1839 XTextProperty text_prop
;
1840 char *c_title
= (char *)title
;
1842 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */
1843 (void)XStringListToTextProperty(&c_title
, 1, &text_prop
);
1844 XSetWMProperties(x11_display
, x11_window
, &text_prop
,
1845 NULL
, NULL
, 0, NULL
, NULL
, NULL
);
1848 XStoreName(x11_display
, x11_window
, (char *)title
);
1851 XFlush(x11_display
);
1855 * Set x11 Window icon
1857 * get_x11_windis() must be called before this and have returned OK
1863 /* See above for comments about using X*SetWMProperties(). */
1864 #ifdef USE_UTF8_STRING
1866 Xutf8SetWMProperties(x11_display
, x11_window
, NULL
, (const char *)icon
,
1867 NULL
, 0, NULL
, NULL
, NULL
);
1871 #if XtSpecificationRelease >= 4
1872 # ifdef FEAT_XFONTSET
1873 XmbSetWMProperties(x11_display
, x11_window
, NULL
, (const char *)icon
,
1874 NULL
, 0, NULL
, NULL
, NULL
);
1876 XTextProperty text_prop
;
1877 char *c_icon
= (char *)icon
;
1879 (void)XStringListToTextProperty(&c_icon
, 1, &text_prop
);
1880 XSetWMProperties(x11_display
, x11_window
, NULL
, &text_prop
,
1881 NULL
, 0, NULL
, NULL
, NULL
);
1884 XSetIconName(x11_display
, x11_window
, (char *)icon
);
1887 XFlush(x11_display
);
1890 #else /* FEAT_X11 */
1894 get_x11_title(test_only
)
1901 get_x11_icon(test_only
)
1906 if (STRNCMP(T_NAME
, "builtin_", 8) == 0)
1907 oldicon
= T_NAME
+ 8;
1914 #endif /* FEAT_X11 */
1917 mch_can_restore_title()
1919 return get_x11_title(TRUE
);
1923 mch_can_restore_icon()
1925 return get_x11_icon(TRUE
);
1929 * Set the window title and icon.
1932 mch_settitle(title
, icon
)
1937 static int recursive
= 0;
1939 if (T_NAME
== NULL
) /* no terminal name (yet) */
1941 if (title
== NULL
&& icon
== NULL
) /* nothing to do */
1944 /* When one of the X11 functions causes a deadly signal, we get here again
1945 * recursively. Avoid hanging then (something is probably locked). */
1951 * if the window ID and the display is known, we may use X11 calls
1954 if (get_x11_windis() == OK
)
1957 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK)
1964 * Note: if "t_TS" is set, title is set with escape sequence rather
1965 * than x11 calls, because the x11 calls don't always work
1967 if ((type
|| *T_TS
!= NUL
) && title
!= NULL
)
1969 if (oldtitle
== NULL
1973 ) /* first call but not in GUI, save title */
1974 (void)get_x11_title(FALSE
);
1976 if (*T_TS
!= NUL
) /* it's OK if t_fs is empty */
1977 term_settitle(title
);
1980 # ifdef FEAT_GUI_GTK
1981 if (!gui
.in_use
) /* don't do this if GTK+ is running */
1983 set_x11_title(title
); /* x11 */
1985 #if defined(FEAT_GUI_GTK) \
1986 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC)
1988 gui_mch_settitle(title
, icon
);
1990 did_set_title
= TRUE
;
1993 if ((type
|| *T_CIS
!= NUL
) && icon
!= NULL
)
1999 ) /* first call, save icon */
2000 get_x11_icon(FALSE
);
2004 out_str(T_CIS
); /* set icon start */
2006 out_str(T_CIE
); /* set icon end */
2011 # ifdef FEAT_GUI_GTK
2012 if (!gui
.in_use
) /* don't do this if GTK+ is running */
2014 set_x11_icon(icon
); /* x11 */
2016 did_set_icon
= TRUE
;
2022 * Restore the window/icon title.
2023 * "which" is one of:
2024 * 1 only restore title
2025 * 2 only restore icon
2026 * 3 restore title and icon
2029 mch_restore_title(which
)
2032 /* only restore the title or icon when it has been set */
2033 mch_settitle(((which
& 1) && did_set_title
) ?
2034 (oldtitle
? oldtitle
: p_titleold
) : NULL
,
2035 ((which
& 2) && did_set_icon
) ? oldicon
: NULL
);
2038 #endif /* FEAT_TITLE */
2041 * Return TRUE if "name" looks like some xterm name.
2042 * Seiichi Sato mentioned that "mlterm" works like xterm.
2050 return (STRNICMP(name
, "xterm", 5) == 0
2051 || STRNICMP(name
, "nxterm", 6) == 0
2052 || STRNICMP(name
, "kterm", 5) == 0
2053 || STRNICMP(name
, "mlterm", 6) == 0
2054 || STRNICMP(name
, "rxvt", 4) == 0
2055 || STRCMP(name
, "builtin_xterm") == 0);
2058 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
2060 * Return non-zero when using an xterm mouse, according to 'ttymouse'.
2061 * Return 1 for "xterm".
2062 * Return 2 for "xterm2".
2067 if (ttym_flags
== TTYM_XTERM2
)
2069 if (ttym_flags
== TTYM_XTERM
)
2081 return (STRNICMP(name
, "iris-ansi", 9) == 0
2082 || STRCMP(name
, "builtin_iris-ansi") == 0);
2090 return FALSE
; /* actually all ANSI comp. terminals should be here */
2091 /* catch VT100 - VT5xx */
2092 return ((STRNICMP(name
, "vt", 2) == 0
2093 && vim_strchr((char_u
*)"12345", name
[2]) != NULL
)
2094 || STRCMP(name
, "builtin_vt320") == 0);
2098 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set.
2099 * This should include all windowed terminal emulators.
2102 vim_is_fastterm(name
)
2107 if (vim_is_xterm(name
) || vim_is_vt300(name
) || vim_is_iris(name
))
2109 return ( STRNICMP(name
, "hpterm", 6) == 0
2110 || STRNICMP(name
, "sun-cmd", 7) == 0
2111 || STRNICMP(name
, "screen", 6) == 0
2112 || STRNICMP(name
, "dtterm", 6) == 0);
2116 * Insert user name in s[len].
2117 * Return OK if a name found.
2120 mch_get_user_name(s
, len
)
2125 vim_strncpy(s
, (char_u
*)cuserid(NULL
), len
- 1);
2128 return mch_get_uname(getuid(), s
, len
);
2133 * Insert user name for "uid" in s[len].
2134 * Return OK if a name found.
2137 mch_get_uname(uid
, s
, len
)
2142 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID)
2145 if ((pw
= getpwuid(uid
)) != NULL
2146 && pw
->pw_name
!= NULL
&& *(pw
->pw_name
) != NUL
)
2148 vim_strncpy(s
, (char_u
*)pw
->pw_name
, len
- 1);
2152 sprintf((char *)s
, "%d", (int)uid
); /* assumes s is long enough */
2153 return FAIL
; /* a number is not a name */
2157 * Insert host name is s[len].
2160 #ifdef HAVE_SYS_UTSNAME_H
2162 mch_get_host_name(s
, len
)
2166 struct utsname vutsname
;
2168 if (uname(&vutsname
) < 0)
2171 vim_strncpy(s
, (char_u
*)vutsname
.nodename
, len
- 1);
2173 #else /* HAVE_SYS_UTSNAME_H */
2175 # ifdef HAVE_SYS_SYSTEMINFO_H
2176 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len)
2180 mch_get_host_name(s
, len
)
2185 vaxc$
gethostname((char *)s
, len
);
2187 gethostname((char *)s
, len
);
2189 s
[len
- 1] = NUL
; /* make sure it's terminated */
2191 #endif /* HAVE_SYS_UTSNAME_H */
2199 return (long)getpid();
2202 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD)
2203 static char *strerror
__ARGS((int));
2209 extern int sys_nerr
;
2210 extern char *sys_errlist
[];
2213 if (err
> 0 && err
< sys_nerr
)
2214 return (sys_errlist
[err
]);
2215 sprintf(er
, "Error %d", err
);
2221 * Get name of current directory into buffer 'buf' of length 'len' bytes.
2222 * Return OK for success, FAIL for failure.
2225 mch_dirname(buf
, len
)
2229 #if defined(USE_GETCWD)
2230 if (getcwd((char *)buf
, len
) == NULL
)
2232 STRCPY(buf
, strerror(errno
));
2237 return (getwd((char *)buf
) != NULL
? OK
: FAIL
);
2241 #if defined(OS2) || defined(PROTO)
2243 * Replace all slashes by backslashes.
2244 * When 'shellslash' set do it the other way around.
2260 * Get absolute file name into "buf[len]".
2262 * return FAIL for failure, OK for success
2265 mch_FullName(fname
, buf
, len
, force
)
2266 char_u
*fname
, *buf
;
2268 int force
; /* also expand when already absolute path */
2272 int only_drive
; /* file name is only a drive letter */
2276 static int dont_fchdir
= FALSE
; /* TRUE when fchdir() doesn't work */
2278 char_u olddir
[MAXPATHL
];
2282 char_u posix_fname
[MAX_PATH
];
2287 fname
= vms_fixfilename(fname
);
2292 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts".
2294 cygwin_conv_to_posix_path(fname
, posix_fname
);
2295 fname
= posix_fname
;
2298 /* expand it if forced or not an absolute path */
2299 if (force
|| !mch_isFullName(fname
))
2302 * If the file name has a path, change to that directory for a moment,
2303 * and then do the getwd() (and get back to where we were).
2304 * This will get the correct path name with "../" things.
2308 if (((p
= vim_strrchr(fname
, '/')) != NULL
)
2309 || ((p
= vim_strrchr(fname
, '\\')) != NULL
)
2310 || (((p
= vim_strchr(fname
, ':')) != NULL
) && ++only_drive
))
2312 if ((p
= vim_strrchr(fname
, '/')) != NULL
)
2317 * Use fchdir() if possible, it's said to be faster and more
2318 * reliable. But on SunOS 4 it might not work. Check this by
2319 * doing a fchdir() right now.
2323 fd
= open(".", O_RDONLY
| O_EXTRA
, 0);
2324 if (fd
>= 0 && fchdir(fd
) < 0)
2328 dont_fchdir
= TRUE
; /* don't try again */
2333 /* Only change directory when we are sure we can return to where
2334 * we are now. After doing "su" chdir(".") might not work. */
2339 (mch_dirname(olddir
, MAXPATHL
) == FAIL
2340 || mch_chdir((char *)olddir
) != 0))
2342 p
= NULL
; /* can't get current dir: don't chdir */
2349 * compensate for case where ':' from "D:" was the only
2350 * path separator detected in the file name; the _next_
2351 * character has to be removed, and then restored later.
2356 /* The directory is copied into buf[], to be able to remove
2357 * the file name without changing it (could be a string in
2358 * read-only memory) */
2359 if (p
- fname
>= len
)
2363 vim_strncpy(buf
, fname
, p
- fname
);
2364 if (mch_chdir((char *)buf
))
2380 if (mch_dirname(buf
, len
) == FAIL
)
2395 l
= mch_chdir((char *)olddir
);
2397 EMSG(_(e_prev_dir
));
2406 if (l
> 0 && buf
[l
- 1] != '/' && *fname
!= NUL
2407 && STRCMP(fname
, ".") != 0)
2413 /* Catch file names which are too long. */
2414 if (retval
== FAIL
|| STRLEN(buf
) + STRLEN(fname
) >= len
)
2417 /* Do not append ".", "/dir/." is equal to "/dir". */
2418 if (STRCMP(fname
, ".") != 0)
2425 * Return TRUE if "fname" does not depend on the current directory.
2428 mch_isFullName(fname
)
2432 return _fnisabs(fname
);
2435 return ( fname
[0] == '/' || fname
[0] == '.' ||
2436 strchr((char *)fname
,':') || strchr((char *)fname
,'"') ||
2437 (strchr((char *)fname
,'[') && strchr((char *)fname
,']'))||
2438 (strchr((char *)fname
,'<') && strchr((char *)fname
,'>')) );
2440 return (*fname
== '/' || *fname
== '~');
2445 #if defined(USE_FNAME_CASE) || defined(PROTO)
2447 * Set the case of the file name, if it already exists. This will cause the
2448 * file name to remain exactly the same.
2449 * Only required for file systems where case is ignored and preserved.
2453 fname_case(name
, len
)
2455 int len
; /* buffer size, only used when name gets longer */
2458 char_u
*slash
, *tail
;
2462 if (lstat((char *)name
, &st
) >= 0)
2464 /* Open the directory where the file is located. */
2465 slash
= vim_strrchr(name
, '/');
2468 dirp
= opendir(".");
2474 dirp
= opendir((char *)name
);
2481 while ((dp
= readdir(dirp
)) != NULL
)
2483 /* Only accept names that differ in case and are the same byte
2484 * length. TODO: accept different length name. */
2485 if (STRICMP(tail
, dp
->d_name
) == 0
2486 && STRLEN(tail
) == STRLEN(dp
->d_name
))
2488 char_u newname
[MAXPATHL
+ 1];
2491 /* Verify the inode is equal. */
2492 vim_strncpy(newname
, name
, MAXPATHL
);
2493 vim_strncpy(newname
+ (tail
- name
), (char_u
*)dp
->d_name
,
2494 MAXPATHL
- (tail
- name
));
2495 if (lstat((char *)newname
, &st2
) >= 0
2496 && st
.st_ino
== st2
.st_ino
2497 && st
.st_dev
== st2
.st_dev
)
2499 STRCPY(tail
, dp
->d_name
);
2512 * Get file permissions for 'name'.
2513 * Returns -1 when it doesn't exist.
2521 /* Keep the #ifdef outside of stat(), it may be a macro. */
2523 if (stat((char *)vms_fixfilename(name
), &statb
))
2525 if (stat((char *)name
, &statb
))
2529 /* The top bit makes the value negative, which means the file doesn't
2530 * exist. Remove the bit, we don't use it. */
2531 return statb
.st_mode
& ~S_ADDACE
;
2533 return statb
.st_mode
;
2538 * set file permission for 'name' to 'perm'
2540 * return FAIL for failure, OK otherwise
2543 mch_setperm(name
, perm
)
2547 return (chmod((char *)
2549 vms_fixfilename(name
),
2553 (mode_t
)perm
) == 0 ? OK
: FAIL
);
2556 #if defined(HAVE_ACL) || defined(PROTO)
2557 # ifdef HAVE_SYS_ACL_H
2558 # include <sys/acl.h>
2560 # ifdef HAVE_SYS_ACCESS_H
2561 # include <sys/access.h>
2564 # ifdef HAVE_SOLARIS_ACL
2565 typedef struct vim_acl_solaris_T
{
2567 aclent_t
*acl_entry
;
2568 } vim_acl_solaris_T
;
2571 #if defined(HAVE_SELINUX) || defined(PROTO)
2573 * Copy security info from "from_file" to "to_file".
2576 mch_copy_sec(from_file
, to_file
)
2580 if (from_file
== NULL
)
2583 if (selinux_enabled
== -1)
2584 selinux_enabled
= is_selinux_enabled();
2586 if (selinux_enabled
> 0)
2588 security_context_t from_context
= NULL
;
2589 security_context_t to_context
= NULL
;
2591 if (getfilecon((char *)from_file
, &from_context
) < 0)
2593 /* If the filesystem doesn't support extended attributes,
2594 the original had no special security context and the
2595 target cannot have one either. */
2596 if (errno
== EOPNOTSUPP
)
2599 MSG_PUTS(_("\nCould not get security context for "));
2600 msg_outtrans(from_file
);
2604 if (getfilecon((char *)to_file
, &to_context
) < 0)
2606 MSG_PUTS(_("\nCould not get security context for "));
2607 msg_outtrans(to_file
);
2609 freecon (from_context
);
2612 if (strcmp(from_context
, to_context
) != 0)
2614 if (setfilecon((char *)to_file
, from_context
) < 0)
2616 MSG_PUTS(_("\nCould not set security context for "));
2617 msg_outtrans(to_file
);
2621 freecon(to_context
);
2622 freecon(from_context
);
2625 #endif /* HAVE_SELINUX */
2628 * Return a pointer to the ACL of file "fname" in allocated memory.
2629 * Return NULL if the ACL is not available for whatever reason.
2635 vim_acl_T ret
= NULL
;
2636 #ifdef HAVE_POSIX_ACL
2637 ret
= (vim_acl_T
)acl_get_file((char *)fname
, ACL_TYPE_ACCESS
);
2639 #ifdef HAVE_SOLARIS_ACL
2640 vim_acl_solaris_T
*aclent
;
2642 aclent
= malloc(sizeof(vim_acl_solaris_T
));
2643 if ((aclent
->acl_cnt
= acl((char *)fname
, GETACLCNT
, 0, NULL
)) < 0)
2648 aclent
->acl_entry
= malloc(aclent
->acl_cnt
* sizeof(aclent_t
));
2649 if (acl((char *)fname
, GETACL
, aclent
->acl_cnt
, aclent
->acl_entry
) < 0)
2651 free(aclent
->acl_entry
);
2655 ret
= (vim_acl_T
)aclent
;
2657 #if defined(HAVE_AIX_ACL)
2661 aclsize
= sizeof(struct acl
);
2662 aclent
= malloc(aclsize
);
2663 if (statacl((char *)fname
, STX_NORMAL
, aclent
, aclsize
) < 0)
2665 if (errno
== ENOSPC
)
2667 aclsize
= aclent
->acl_len
;
2668 aclent
= realloc(aclent
, aclsize
);
2669 if (statacl((char *)fname
, STX_NORMAL
, aclent
, aclsize
) < 0)
2681 ret
= (vim_acl_T
)aclent
;
2682 #endif /* HAVE_AIX_ACL */
2683 #endif /* HAVE_SOLARIS_ACL */
2684 #endif /* HAVE_POSIX_ACL */
2689 * Set the ACL of file "fname" to "acl" (unless it's NULL).
2692 mch_set_acl(fname
, aclent
)
2698 #ifdef HAVE_POSIX_ACL
2699 acl_set_file((char *)fname
, ACL_TYPE_ACCESS
, (acl_t
)aclent
);
2701 #ifdef HAVE_SOLARIS_ACL
2702 acl((char *)fname
, SETACL
, ((vim_acl_solaris_T
*)aclent
)->acl_cnt
,
2703 ((vim_acl_solaris_T
*)aclent
)->acl_entry
);
2706 chacl((char *)fname
, aclent
, ((struct acl
*)aclent
)->acl_len
);
2707 #endif /* HAVE_AIX_ACL */
2708 #endif /* HAVE_SOLARIS_ACL */
2709 #endif /* HAVE_POSIX_ACL */
2713 mch_free_acl(aclent
)
2718 #ifdef HAVE_POSIX_ACL
2719 acl_free((acl_t
)aclent
);
2721 #ifdef HAVE_SOLARIS_ACL
2722 free(((vim_acl_solaris_T
*)aclent
)->acl_entry
);
2727 #endif /* HAVE_AIX_ACL */
2728 #endif /* HAVE_SOLARIS_ACL */
2729 #endif /* HAVE_POSIX_ACL */
2734 * Set hidden flag for "name".
2741 /* can't hide a file */
2745 * return TRUE if "name" is a directory
2746 * return FALSE if "name" is not a directory
2747 * return FALSE for error
2755 if (*name
== NUL
) /* Some stat()s don't flag "" as an error. */
2757 if (stat((char *)name
, &statb
))
2759 #ifdef _POSIX_SOURCE
2760 return (S_ISDIR(statb
.st_mode
) ? TRUE
: FALSE
);
2762 return ((statb
.st_mode
& S_IFMT
) == S_IFDIR
? TRUE
: FALSE
);
2766 static int executable_file
__ARGS((char_u
*name
));
2769 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist.
2772 executable_file(name
)
2777 if (stat((char *)name
, &st
))
2779 return S_ISREG(st
.st_mode
) && mch_access((char *)name
, X_OK
) == 0;
2783 * Return 1 if "name" can be found in $PATH and executed, 0 if not.
2784 * Return -1 if unknown.
2794 /* If it's an absolute or relative path don't need to use $PATH. */
2795 if (mch_isFullName(name
) || (name
[0] == '.' && (name
[1] == '/'
2796 || (name
[1] == '.' && name
[2] == '/'))))
2797 return executable_file(name
);
2799 p
= (char_u
*)getenv("PATH");
2800 if (p
== NULL
|| *p
== NUL
)
2802 buf
= alloc((unsigned)(STRLEN(name
) + STRLEN(p
) + 2));
2807 * Walk through all entries in $PATH to check if "name" exists there and
2808 * is an executable file.
2812 e
= (char_u
*)strchr((char *)p
, ':');
2815 if (e
- p
<= 1) /* empty entry means current dir */
2819 vim_strncpy(buf
, p
, e
- p
);
2823 retval
= executable_file(buf
);
2837 * Check what "name" is:
2838 * NODE_NORMAL: file or directory (or doesn't exist)
2839 * NODE_WRITABLE: writable device, socket, fifo, etc.
2840 * NODE_OTHER: non-writable things
2848 if (stat((char *)name
, &st
))
2850 if (S_ISREG(st
.st_mode
) || S_ISDIR(st
.st_mode
))
2853 if (S_ISBLK(st
.st_mode
)) /* block device isn't writable */
2856 /* Everything else is writable? */
2857 return NODE_WRITABLE
;
2863 #ifdef HAVE_CHECK_STACK_GROWTH
2866 check_stack_growth((char *)&i
);
2868 # ifdef HAVE_STACK_LIMIT
2875 * Setup an alternative stack for signals. Helps to catch signals when
2876 * running out of stack space.
2877 * Use of sigaltstack() is preferred, it's more portable.
2878 * Ignore any errors.
2880 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
2881 signal_stack
= malloc(SIGSTKSZ
);
2882 init_signal_stack();
2886 #if defined(EXITFREE) || defined(PROTO)
2890 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
2891 if (clip_star
.owned
)
2892 clip_lose_selection(&clip_star
);
2893 if (clip_plus
.owned
)
2894 clip_lose_selection(&clip_plus
);
2896 # if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
2897 if (xterm_Shell
!= (Widget
)0)
2898 XtDestroyWidget(xterm_Shell
);
2899 # ifndef LESSTIF_VERSION
2900 /* Lesstif crashes here, lose some memory */
2901 if (xterm_dpy
!= NULL
)
2902 XtCloseDisplay(xterm_dpy
);
2903 if (app_context
!= (XtAppContext
)NULL
)
2905 XtDestroyApplicationContext(app_context
);
2907 x11_display
= NULL
; /* freed by XtDestroyApplicationContext() */
2913 if (x11_display
!= NULL
2914 # ifdef FEAT_XCLIPBOARD
2915 && x11_display
!= xterm_dpy
2918 XCloseDisplay(x11_display
);
2920 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
2921 vim_free(signal_stack
);
2922 signal_stack
= NULL
;
2931 static void exit_scroll
__ARGS((void));
2934 * Output a newline when exiting.
2935 * Make sure the newline goes to the same stream as the text.
2942 if (newline_on_exit
|| msg_didout
)
2944 if (msg_use_printf())
2956 restore_cterm_colors(); /* get original colors back */
2957 msg_clr_eos_force(); /* clear the rest of the display */
2958 windgoto((int)Rows
- 1, 0); /* may have moved the cursor */
2968 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD)
2969 x11_export_final_selection();
2976 settmode(TMODE_COOK
);
2978 mch_restore_title(3); /* restore xterm title and icon name */
2981 * When t_ti is not empty but it doesn't cause swapping terminal
2982 * pages, need to output a newline when msg_didout is set. But when
2983 * t_ti does swap pages it should not go to the shell page. Do this
2984 * before stoptermcap().
2986 if (swapping_screen() && !newline_on_exit
)
2989 /* Stop termcap: May need to check for T_CRV response, which
2990 * requires RAW mode. */
2994 * A newline is only required after a message in the alternate screen.
2995 * This is set to TRUE by wait_return().
2997 if (!swapping_screen() || newline_on_exit
)
3000 /* Cursor may have been switched off without calling starttermcap()
3001 * when doing "vim -u vimrc" and vimrc contains ":q". */
3006 ml_close_all(TRUE
); /* remove all memfiles */
3013 #ifdef MACOS_CONVERT
3018 /* A core dump won't be created if the signal handler
3019 * doesn't return, so we can't call exit() */
3020 if (deadly_signal
!= 0)
3024 #ifdef FEAT_NETBEANS_INTG
3026 netbeans_send_disconnect();
3039 if (deadly_signal
!= 0)
3041 signal(deadly_signal
, SIG_DFL
);
3042 kill(getpid(), deadly_signal
); /* Die using the signal we caught */
3052 static int first
= TRUE
;
3054 /* Why is NeXT excluded here (and not in os_unixx.h)? */
3055 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
3057 * for "new" tty systems
3059 # ifdef HAVE_TERMIOS_H
3060 static struct termios told
;
3061 struct termios tnew
;
3063 static struct termio told
;
3070 # if defined(HAVE_TERMIOS_H)
3071 tcgetattr(read_cmd_fd
, &told
);
3073 ioctl(read_cmd_fd
, TCGETA
, &told
);
3078 if (tmode
== TMODE_RAW
)
3081 * ~ICRNL enables typing ^V^M
3083 tnew
.c_iflag
&= ~ICRNL
;
3084 tnew
.c_lflag
&= ~(ICANON
| ECHO
| ISIG
| ECHOE
3085 # if defined(IEXTEN) && !defined(__MINT__)
3086 | IEXTEN
/* IEXTEN enables typing ^V on SOLARIS */
3087 /* but it breaks function keys on MINT */
3090 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */
3091 tnew
.c_oflag
&= ~ONLCR
;
3093 tnew
.c_cc
[VMIN
] = 1; /* return after 1 char */
3094 tnew
.c_cc
[VTIME
] = 0; /* don't wait */
3096 else if (tmode
== TMODE_SLEEP
)
3097 tnew
.c_lflag
&= ~(ECHO
);
3099 # if defined(HAVE_TERMIOS_H)
3103 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a
3105 while (tcsetattr(read_cmd_fd
, TCSANOW
, &tnew
) == -1
3106 && errno
== EINTR
&& n
> 0)
3110 ioctl(read_cmd_fd
, TCSETA
, &tnew
);
3116 * for "old" tty systems
3119 # define TIOCSETN TIOCSETP /* for hpux 9.0 */
3121 static struct sgttyb ttybold
;
3122 struct sgttyb ttybnew
;
3127 ioctl(read_cmd_fd
, TIOCGETP
, &ttybold
);
3131 if (tmode
== TMODE_RAW
)
3133 ttybnew
.sg_flags
&= ~(CRMOD
| ECHO
);
3134 ttybnew
.sg_flags
|= RAW
;
3136 else if (tmode
== TMODE_SLEEP
)
3137 ttybnew
.sg_flags
&= ~(ECHO
);
3138 ioctl(read_cmd_fd
, TIOCSETN
, &ttybnew
);
3144 * Try to get the code for "t_kb" from the stty setting
3146 * Even if termcap claims a backspace key, the user's setting *should*
3147 * prevail. stty knows more about reality than termcap does, and if
3148 * somebody's usual erase key is DEL (which, for most BSD users, it will
3149 * be), they're going to get really annoyed if their erase key starts
3150 * doing forward deletes for no reason. (Eric Fischer)
3158 /* Why is NeXT excluded here (and not in os_unixx.h)? */
3159 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
3160 /* for "new" tty systems */
3161 # ifdef HAVE_TERMIOS_H
3162 struct termios keys
;
3167 # if defined(HAVE_TERMIOS_H)
3168 if (tcgetattr(read_cmd_fd
, &keys
) != -1)
3170 if (ioctl(read_cmd_fd
, TCGETA
, &keys
) != -1)
3173 buf
[0] = keys
.c_cc
[VERASE
];
3174 intr_char
= keys
.c_cc
[VINTR
];
3176 /* for "old" tty systems */
3179 if (ioctl(read_cmd_fd
, TIOCGETP
, &keys
) != -1)
3181 buf
[0] = keys
.sg_erase
;
3182 intr_char
= keys
.sg_kill
;
3185 add_termcode((char_u
*)"kb", buf
, FALSE
);
3188 * If <BS> and <DEL> are now the same, redefine <DEL>.
3190 p
= find_termcode((char_u
*)"kD");
3191 if (p
!= NULL
&& p
[0] == buf
[0] && p
[1] == buf
[1])
3195 } /* to keep cindent happy */
3201 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
3203 * Set mouse clicks on or off.
3209 static int ison
= FALSE
;
3210 int xterm_mouse_vers
;
3212 if (on
== ison
) /* return quickly if nothing to do */
3215 xterm_mouse_vers
= use_xterm_mouse();
3216 if (xterm_mouse_vers
> 0)
3218 if (on
) /* enable mouse events, use mouse tracking if available */
3219 out_str_nf((char_u
*)
3220 (xterm_mouse_vers
> 1
3221 ? IF_EB("\033[?1002h", ESC_STR
"[?1002h")
3222 : IF_EB("\033[?1000h", ESC_STR
"[?1000h")));
3223 else /* disable mouse events, could probably always send the same */
3224 out_str_nf((char_u
*)
3225 (xterm_mouse_vers
> 1
3226 ? IF_EB("\033[?1002l", ESC_STR
"[?1002l")
3227 : IF_EB("\033[?1000l", ESC_STR
"[?1000l")));
3231 # ifdef FEAT_MOUSE_DEC
3232 else if (ttym_flags
== TTYM_DEC
)
3234 if (on
) /* enable mouse events */
3235 out_str_nf((char_u
*)"\033[1;2'z\033[1;3'{");
3236 else /* disable mouse events */
3237 out_str_nf((char_u
*)"\033['z");
3242 # ifdef FEAT_MOUSE_GPM
3258 # ifdef FEAT_MOUSE_JSB
3263 /* D - Enable Mouse up/down messages
3264 * L - Enable Left Button Reporting
3265 * M - Enable Middle Button Reporting
3266 * R - Enable Right Button Reporting
3267 * K - Enable SHIFT and CTRL key Reporting
3268 * + - Enable Advanced messaging of mouse moves and up/down messages
3270 * # - Numeric value of mouse pointer required
3271 * 0 = Multiview 2000 cursor, used as standard
3273 * 2 = Windows I Beam
3274 * 3 = Windows Hour Glass
3275 * 4 = Windows Cross Hair
3276 * 5 = Windows UP Arrow
3278 #ifdef JSBTERM_MOUSE_NONADVANCED /* Disables full feedback of pointer movements */
3279 out_str_nf((char_u
*)IF_EB("\033[0~ZwLMRK1Q\033\\",
3280 ESC_STR
"[0~ZwLMRK1Q" ESC_STR
"\\"));
3282 out_str_nf((char_u
*)IF_EB("\033[0~ZwLMRK+1Q\033\\",
3283 ESC_STR
"[0~ZwLMRK+1Q" ESC_STR
"\\"));
3289 out_str_nf((char_u
*)IF_EB("\033[0~ZwQ\033\\",
3290 ESC_STR
"[0~ZwQ" ESC_STR
"\\"));
3295 # ifdef FEAT_MOUSE_PTERM
3298 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */
3300 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l");
3302 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h");
3309 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options.
3312 check_mouse_termcode()
3314 # ifdef FEAT_MOUSE_XTERM
3315 if (use_xterm_mouse()
3321 set_mouse_termcode(KS_MOUSE
, (char_u
*)(term_is_8bit(T_NAME
)
3322 ? IF_EB("\233M", CSI_STR
"M")
3323 : IF_EB("\033[M", ESC_STR
"[M")));
3324 if (*p_mouse
!= NUL
)
3326 /* force mouse off and maybe on to send possibly new mouse
3327 * activation sequence to the xterm, with(out) drag tracing. */
3328 mch_setmouse(FALSE
);
3333 del_mouse_termcode(KS_MOUSE
);
3336 # ifdef FEAT_MOUSE_GPM
3337 if (!use_xterm_mouse()
3342 set_mouse_termcode(KS_MOUSE
, (char_u
*)IF_EB("\033MG", ESC_STR
"MG"));
3345 # ifdef FEAT_MOUSE_JSB
3346 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */
3347 if (!use_xterm_mouse()
3352 set_mouse_termcode(KS_JSBTERM_MOUSE
,
3353 (char_u
*)IF_EB("\033[0~zw", ESC_STR
"[0~zw"));
3355 del_mouse_termcode(KS_JSBTERM_MOUSE
);
3358 # ifdef FEAT_MOUSE_NET
3359 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't
3360 * define it in the GUI or when using an xterm. */
3361 if (!use_xterm_mouse()
3366 set_mouse_termcode(KS_NETTERM_MOUSE
,
3367 (char_u
*)IF_EB("\033}", ESC_STR
"}"));
3369 del_mouse_termcode(KS_NETTERM_MOUSE
);
3372 # ifdef FEAT_MOUSE_DEC
3373 /* conflicts with xterm mouse: "\033[" and "\033[M" */
3374 if (!use_xterm_mouse()
3379 set_mouse_termcode(KS_DEC_MOUSE
, (char_u
*)(term_is_8bit(T_NAME
)
3380 ? IF_EB("\233", CSI_STR
) : IF_EB("\033[", ESC_STR
"[")));
3382 del_mouse_termcode(KS_DEC_MOUSE
);
3384 # ifdef FEAT_MOUSE_PTERM
3385 /* same as the dec mouse */
3386 if (!use_xterm_mouse()
3391 set_mouse_termcode(KS_PTERM_MOUSE
,
3392 (char_u
*) IF_EB("\033[", ESC_STR
"["));
3394 del_mouse_termcode(KS_PTERM_MOUSE
);
3400 * set screen mode, always fails.
3407 EMSG(_(e_screenmode
));
3414 * Try to get the current window size:
3415 * 1. with an ioctl(), most accurate method
3416 * 2. from the environment variables LINES and COLUMNS
3417 * 3. from the termcap
3418 * 4. keep using the old values
3419 * Return OK when size could be determined, FAIL otherwise.
3429 * For OS/2 use _scrsize().
3442 * 1. try using an ioctl. It is the most accurate method.
3444 * Try using TIOCGWINSZ first, some systems that have it also define
3445 * TIOCGSIZE but don't have a struct ttysize.
3452 /* When stdout is not a tty, use stdin for the ioctl(). */
3453 if (!isatty(fd
) && isatty(read_cmd_fd
))
3455 if (ioctl(fd
, TIOCGWINSZ
, &ws
) == 0)
3457 columns
= ws
.ws_col
;
3461 # else /* TIOCGWINSZ */
3467 /* When stdout is not a tty, use stdin for the ioctl(). */
3468 if (!isatty(fd
) && isatty(read_cmd_fd
))
3470 if (ioctl(fd
, TIOCGSIZE
, &ts
) == 0)
3472 columns
= ts
.ts_cols
;
3476 # endif /* TIOCGSIZE */
3477 # endif /* TIOCGWINSZ */
3480 * 2. get size from environment
3481 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules
3482 * the ioctl() values!
3484 if (columns
== 0 || rows
== 0 || vim_strchr(p_cpo
, CPO_TSIZE
) != NULL
)
3486 if ((p
= (char_u
*)getenv("LINES")))
3487 rows
= atoi((char *)p
);
3488 if ((p
= (char_u
*)getenv("COLUMNS")))
3489 columns
= atoi((char *)p
);
3494 * 3. try reading "co" and "li" entries from termcap
3496 if (columns
== 0 || rows
== 0)
3497 getlinecol(&columns
, &rows
);
3501 * 4. If everything fails, use the old values
3503 if (columns
<= 0 || rows
<= 0)
3512 * Try to set the window size to Rows and Columns.
3520 * NOTE: if you get an error here that term_set_winsize() is
3521 * undefined, check the output of configure. It could probably not
3522 * find a ncurses, termcap or termlib library.
3524 term_set_winsize((int)Rows
, (int)Columns
);
3526 screen_start(); /* don't know where cursor is now */
3533 * Rows and/or Columns has changed.
3538 /* Nothing to do. */
3542 static void append_ga_line
__ARGS((garray_T
*gap
));
3545 * Append the text in "gap" below the cursor line and clear "gap".
3551 /* Remove trailing CR. */
3554 && ((char_u
*)gap
->ga_data
)[gap
->ga_len
- 1] == CAR
)
3556 ga_append(gap
, NUL
);
3557 ml_append(curwin
->w_cursor
.lnum
++, gap
->ga_data
, 0, FALSE
);
3563 mch_call_shell(cmd
, options
)
3565 int options
; /* SHELL_*, see vim.h */
3571 int tmode
= cur_tmode
;
3572 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */
3575 char_u
*newcmd
; /* only needed for unix */
3578 * Set the preferred shell in the EMXSHELL environment variable (but
3579 * only if it is different from what is already in the environment).
3580 * Emx then takes care of whether to use "/c" or "-c" in an
3581 * intelligent way. Simply pass the whole thing to emx's system() call.
3582 * Emx also starts an interactive shell if system() is passed an empty
3587 if (((old
= (char_u
*)getenv("EMXSHELL")) == NULL
) || STRCMP(old
, p_sh
))
3589 /* should check HAVE_SETENV, but I know we don't have it. */
3590 p
= alloc(10 + strlen(p_sh
));
3593 sprintf((char *)p
, "EMXSHELL=%s", p_sh
);
3594 putenv((char *)p
); /* don't free the pointer! */
3601 if (options
& SHELL_COOKED
)
3602 settmode(TMODE_COOK
); /* set to normal mode */
3606 x
= system(""); /* this starts an interactive shell in emx */
3608 x
= system((char *)cmd
);
3609 /* system() returns -1 when error occurs in starting shell */
3610 if (x
== -1 && !emsg_silent
)
3612 MSG_PUTS(_("\nCannot execute shell "));
3616 # else /* not __EMX__ */
3618 x
= system((char *)p_sh
);
3622 if (ofn
= strchr((char *)cmd
, '>'))
3624 if (ifn
= strchr((char *)cmd
, '<'))
3629 p
= strchr(ifn
,' '); /* chop off any trailing spaces */
3634 x
= vms_sys((char *)cmd
, ofn
, ifn
);
3636 x
= system((char *)cmd
);
3638 newcmd
= lalloc(STRLEN(p_sh
)
3639 + (extra_shell_arg
== NULL
? 0 : STRLEN(extra_shell_arg
))
3640 + STRLEN(p_shcf
) + STRLEN(cmd
) + 4, TRUE
);
3645 sprintf((char *)newcmd
, "%s %s %s %s", p_sh
,
3646 extra_shell_arg
== NULL
? "" : (char *)extra_shell_arg
,
3649 x
= system((char *)newcmd
);
3655 x
= vms_sys_status(x
);
3660 MSG_PUTS(_("\nCannot execute shell sh\n"));
3661 # endif /* __EMX__ */
3662 else if (x
&& !(options
& SHELL_SILENT
))
3664 MSG_PUTS(_("\nshell returned "));
3665 msg_outnum((long)x
);
3669 if (tmode
== TMODE_RAW
)
3670 settmode(TMODE_RAW
); /* set to raw mode */
3676 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */
3678 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use
3679 127, some shells use that already */
3681 char_u
*newcmd
= NULL
;
3685 # ifdef HAVE_UNION_WAIT
3696 int pty_master_fd
= -1; /* for pty's */
3698 int pty_slave_fd
= -1;
3701 int fd_toshell
[2]; /* for pipes */
3702 int fd_fromshell
[2];
3703 int pipe_error
= FALSE
;
3707 static char envbuf_Rows
[20];
3708 static char envbuf_Columns
[20];
3710 int did_settmode
= FALSE
; /* settmode(TMODE_RAW) called */
3713 if (options
& SHELL_COOKED
)
3714 settmode(TMODE_COOK
); /* set to normal mode */
3716 newcmd
= vim_strsave(p_sh
);
3717 if (newcmd
== NULL
) /* out of memory */
3721 * Do this loop twice:
3722 * 1: find number of arguments
3723 * 2: separate them and build argv[]
3725 for (i
= 0; i
< 2; ++i
)
3733 argv
[argc
] = (char *)p
;
3735 while (*p
&& (inquote
|| (*p
!= ' ' && *p
!= TAB
)))
3749 argv
= (char **)alloc((unsigned)((argc
+ 4) * sizeof(char *)));
3750 if (argv
== NULL
) /* out of memory */
3756 if (extra_shell_arg
!= NULL
)
3757 argv
[argc
++] = (char *)extra_shell_arg
;
3758 argv
[argc
++] = (char *)p_shcf
;
3759 argv
[argc
++] = (char *)cmd
;
3764 * For the GUI, when writing the output into the buffer and when reading
3765 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout
3766 * of the executed command into the Vim window. Or use a pipe.
3768 if ((options
& (SHELL_READ
|SHELL_WRITE
))
3770 || (gui
.in_use
&& show_shell_mess
)
3776 * Try to open a master pty.
3777 * If this works, open the slave pty.
3778 * If the slave can't be opened, close the master pty.
3780 if (p_guipty
&& !(options
& (SHELL_READ
|SHELL_WRITE
)))
3782 pty_master_fd
= OpenPTY(&tty_name
); /* open pty */
3783 if (pty_master_fd
>= 0 && ((pty_slave_fd
=
3784 open(tty_name
, O_RDWR
| O_EXTRA
, 0)) < 0))
3786 close(pty_master_fd
);
3791 * If not opening a pty or it didn't work, try using pipes.
3793 if (pty_master_fd
< 0)
3796 pipe_error
= (pipe(fd_toshell
) < 0);
3797 if (!pipe_error
) /* pipe create OK */
3799 pipe_error
= (pipe(fd_fromshell
) < 0);
3800 if (pipe_error
) /* pipe create failed */
3802 close(fd_toshell
[0]);
3803 close(fd_toshell
[1]);
3808 MSG_PUTS(_("\nCannot create pipes\n"));
3814 if (!pipe_error
) /* pty or pipe opened or not used */
3817 beos_cleanup_read_thread();
3820 if ((pid
= fork()) == -1) /* maybe we should use vfork() */
3822 MSG_PUTS(_("\nCannot fork\n"));
3823 if ((options
& (SHELL_READ
|SHELL_WRITE
))
3825 || (gui
.in_use
&& show_shell_mess
)
3830 if (pty_master_fd
>= 0) /* close the pseudo tty */
3832 close(pty_master_fd
);
3833 close(pty_slave_fd
);
3835 else /* close the pipes */
3838 close(fd_toshell
[0]);
3839 close(fd_toshell
[1]);
3840 close(fd_fromshell
[0]);
3841 close(fd_fromshell
[1]);
3845 else if (pid
== 0) /* child */
3847 reset_signals(); /* handle signals normally */
3849 if (!show_shell_mess
|| (options
& SHELL_EXPAND
))
3854 * Don't want to show any message from the shell. Can't just
3855 * close stdout and stderr though, because some systems will
3856 * break if you try to write to them after that, so we must
3857 * use dup() to replace them with something else -- webb
3858 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang,
3859 * waiting for input.
3861 fd
= open("/dev/null", O_RDWR
| O_EXTRA
, 0);
3867 * If any of these open()'s and dup()'s fail, we just continue
3868 * anyway. It's not fatal, and on most systems it will make
3869 * no difference at all. On a few it will cause the execvp()
3870 * to exit with a non-zero status even when the completion
3871 * could be done, which is nothing too serious. If the open()
3872 * or dup() failed we'd just do the same thing ourselves
3877 dup(fd
); /* To replace stdin (file descriptor 0) */
3878 dup(fd
); /* To replace stdout (file descriptor 1) */
3879 dup(fd
); /* To replace stderr (file descriptor 2) */
3881 /* Don't need this now that we've duplicated it */
3885 else if ((options
& (SHELL_READ
|SHELL_WRITE
))
3893 /* Create our own process group, so that the child and all its
3894 * children can be kill()ed. Don't do this when using pipes,
3895 * because stdin is not a tty, we would loose /dev/tty. */
3900 if (pty_slave_fd
>= 0)
3902 /* push stream discipline modules */
3903 if (options
& SHELL_COOKED
)
3904 SetupSlavePTY(pty_slave_fd
);
3906 /* Try to become controlling tty (probably doesn't work,
3907 * unless run by root) */
3908 ioctl(pty_slave_fd
, TIOCSCTTY
, (char *)NULL
);
3912 /* Simulate to have a dumb terminal (for now) */
3914 setenv("TERM", "dumb", 1);
3915 sprintf((char *)envbuf
, "%ld", Rows
);
3916 setenv("ROWS", (char *)envbuf
, 1);
3917 sprintf((char *)envbuf
, "%ld", Rows
);
3918 setenv("LINES", (char *)envbuf
, 1);
3919 sprintf((char *)envbuf
, "%ld", Columns
);
3920 setenv("COLUMNS", (char *)envbuf
, 1);
3923 * Putenv does not copy the string, it has to remain valid.
3924 * Use a static array to avoid loosing allocated memory.
3926 putenv("TERM=dumb");
3927 sprintf(envbuf_Rows
, "ROWS=%ld", Rows
);
3928 putenv(envbuf_Rows
);
3929 sprintf(envbuf_Rows
, "LINES=%ld", Rows
);
3930 putenv(envbuf_Rows
);
3931 sprintf(envbuf_Columns
, "COLUMNS=%ld", Columns
);
3932 putenv(envbuf_Columns
);
3936 * stderr is only redirected when using the GUI, so that a
3937 * program like gpg can still access the terminal to get a
3938 * passphrase using stderr.
3941 if (pty_master_fd
>= 0)
3943 close(pty_master_fd
); /* close master side of pty */
3945 /* set up stdin/stdout/stderr for the child */
3956 close(pty_slave_fd
); /* has been dupped, close it now */
3961 /* set up stdin for the child */
3962 close(fd_toshell
[1]);
3965 close(fd_toshell
[0]);
3967 /* set up stdout for the child */
3968 close(fd_fromshell
[0]);
3970 dup(fd_fromshell
[1]);
3971 close(fd_fromshell
[1]);
3976 /* set up stderr for the child */
3985 * There is no type cast for the argv, because the type may be
3986 * different on different machines. This may cause a warning
3987 * message with strict compilers, don't worry about it.
3988 * Call _exit() instead of exit() to avoid closing the connection
3989 * to the X server (esp. with GTK, which uses atexit()).
3991 execvp(argv
[0], argv
);
3992 _exit(EXEC_FAILED
); /* exec failed, return failure code */
3997 * While child is running, ignore terminating signals.
3998 * Do catch CTRL-C, so that "got_int" is set.
4000 catch_signals(SIG_IGN
, SIG_ERR
);
4004 * For the GUI we redirect stdin, stdout and stderr to our window.
4005 * This is also used to pipe stdin/stdout to/from the external
4008 if ((options
& (SHELL_READ
|SHELL_WRITE
))
4010 || (gui
.in_use
&& show_shell_mess
)
4014 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */
4015 char_u buffer
[BUFLEN
+ 1];
4017 int buffer_off
= 0; /* valid bytes in buffer[] */
4019 char_u ta_buf
[BUFLEN
+ 1]; /* TypeAHead */
4020 int ta_len
= 0; /* valid bytes in ta_buf[] */
4031 if (pty_master_fd
>= 0)
4033 close(pty_slave_fd
); /* close slave side of pty */
4034 fromshell_fd
= pty_master_fd
;
4035 toshell_fd
= dup(pty_master_fd
);
4040 close(fd_toshell
[0]);
4041 close(fd_fromshell
[1]);
4042 toshell_fd
= fd_toshell
[1];
4043 fromshell_fd
= fd_fromshell
[0];
4047 * Write to the child if there are typed characters.
4048 * Read from the child if there are characters available.
4049 * Repeat the reading a few times if more characters are
4050 * available. Need to check for typed keys now and then, but
4051 * not too often (delays when no chars are available).
4052 * This loop is quit if no characters can be read from the pty
4053 * (WaitForChar detected special condition), or there are no
4054 * characters available and the child has exited.
4055 * Only check if the child has exited when there is no more
4056 * output. The child may exit before all the output has
4059 * Currently this busy loops!
4060 * This can probably dead-lock when the write blocks!
4062 p_more_save
= p_more
;
4065 State
= EXTERNCMD
; /* don't redraw at window resize */
4067 if ((options
& SHELL_WRITE
) && toshell_fd
>= 0)
4069 /* Fork a process that will write the lines to the
4070 * external program. */
4071 if ((wpid
= fork()) == -1)
4073 MSG_PUTS(_("\nCannot fork\n"));
4077 linenr_T lnum
= curbuf
->b_op_start
.lnum
;
4079 char_u
*lp
= ml_get(lnum
);
4084 close(fromshell_fd
);
4087 l
= STRLEN(lp
+ written
);
4090 else if (lp
[written
] == NL
)
4091 /* NL -> NUL translation */
4092 len
= write(toshell_fd
, "", (size_t)1);
4095 s
= vim_strchr(lp
+ written
, NL
);
4096 len
= write(toshell_fd
, (char *)lp
+ written
,
4097 s
== NULL
? l
: s
- (lp
+ written
));
4101 /* Finished a line, add a NL, unless this line
4102 * should not have one. */
4103 if (lnum
!= curbuf
->b_op_end
.lnum
4105 || (lnum
!= write_no_eol_lnum
4107 curbuf
->b_ml
.ml_line_count
4108 || curbuf
->b_p_eol
)))
4109 write(toshell_fd
, "\n", (size_t)1);
4111 if (lnum
> curbuf
->b_op_end
.lnum
)
4113 /* finished all the lines, close pipe */
4133 if (options
& SHELL_READ
)
4134 ga_init2(&ga
, 1, BUFLEN
);
4141 * Check if keys have been typed, write them to the child
4143 * Don't do this if we are expanding wild cards (would eat
4145 * Don't do this when filtering and terminal is in cooked
4146 * mode, the shell command will handle the I/O. Avoids
4147 * that a typed password is echoed for ssh or gpg command.
4148 * Don't get characters when the child has already
4149 * finished (wait_pid == 0).
4150 * Don't get extra characters when we already have one.
4151 * Don't read characters unless we didn't get output for a
4152 * while, avoids that ":r !ls" eats typeahead.
4155 if (!(options
& SHELL_EXPAND
)
4157 (SHELL_READ
|SHELL_WRITE
|SHELL_COOKED
))
4158 != (SHELL_READ
|SHELL_WRITE
|SHELL_COOKED
)
4166 && (len
= ui_inchar(ta_buf
,
4167 BUFLEN
, 10L, 0)) > 0)))
4171 * Check for CTRL-C: send interrupt signal to child.
4172 * Check for CTRL-D: EOF, close pipe to child.
4174 if (len
== 1 && (pty_master_fd
< 0 || cmd
!= NULL
))
4178 * Send SIGINT to the child's group or all
4179 * processes in our group.
4181 if (ta_buf
[ta_len
] == Ctrl_C
4182 || ta_buf
[ta_len
] == intr_char
)
4193 if (pty_master_fd
< 0 && toshell_fd
>= 0
4194 && ta_buf
[ta_len
] == Ctrl_D
)
4201 /* replace K_BS by <BS> and K_DEL by <DEL> */
4202 for (i
= ta_len
; i
< ta_len
+ len
; ++i
)
4204 if (ta_buf
[i
] == CSI
&& len
- i
> 2)
4206 c
= TERMCAP2KEY(ta_buf
[i
+ 1], ta_buf
[i
+ 2]);
4207 if (c
== K_DEL
|| c
== K_KDEL
|| c
== K_BS
)
4209 mch_memmove(ta_buf
+ i
+ 1, ta_buf
+ i
+ 3,
4210 (size_t)(len
- i
- 2));
4211 if (c
== K_DEL
|| c
== K_KDEL
)
4218 else if (ta_buf
[i
] == '\r')
4222 i
+= (*mb_ptr2len
)(ta_buf
+ i
) - 1;
4227 * For pipes: echo the typed characters.
4228 * For a pty this does not seem to work.
4230 if (pty_master_fd
< 0)
4232 for (i
= ta_len
; i
< ta_len
+ len
; ++i
)
4234 if (ta_buf
[i
] == '\n' || ta_buf
[i
] == '\b')
4235 msg_putchar(ta_buf
[i
]);
4239 int l
= (*mb_ptr2len
)(ta_buf
+ i
);
4241 msg_outtrans_len(ta_buf
+ i
, l
);
4246 msg_outtrans_len(ta_buf
+ i
, 1);
4248 windgoto(msg_row
, msg_col
);
4255 * Write the characters to the child, unless EOF has
4256 * been typed for pipes. Write one character at a
4257 * time, to avoid loosing too much typeahead.
4258 * When writing buffer lines, drop the typed
4259 * characters (only check for CTRL-C).
4261 if (options
& SHELL_WRITE
)
4263 else if (toshell_fd
>= 0)
4265 len
= write(toshell_fd
, (char *)ta_buf
, (size_t)1);
4269 mch_memmove(ta_buf
, ta_buf
+ len
, ta_len
);
4277 /* CTRL-C sends a signal to the child, we ignore it
4290 * Check if the child has any characters to be printed.
4291 * Read them and write them to our window. Repeat this as
4292 * long as there is something to do, avoid the 10ms wait
4293 * for mch_inchar(), or sending typeahead characters to
4294 * the external process.
4295 * TODO: This should handle escape sequences, compatible
4296 * to some terminal (vt52?).
4299 while (RealWaitForChar(fromshell_fd
, 10L, NULL
))
4301 len
= read(fromshell_fd
, (char *)buffer
4303 + buffer_off
, (size_t)(BUFLEN
- buffer_off
)
4308 if (len
<= 0) /* end of file or error */
4312 if (options
& SHELL_READ
)
4314 /* Do NUL -> NL translation, append NL separated
4315 * lines to the current buffer. */
4316 for (i
= 0; i
< len
; ++i
)
4318 if (buffer
[i
] == NL
)
4319 append_ga_line(&ga
);
4320 else if (buffer
[i
] == NUL
)
4323 ga_append(&ga
, buffer
[i
]);
4334 /* Check if the last character in buffer[] is
4335 * incomplete, keep these bytes for the next
4337 for (p
= buffer
; p
< buffer
+ len
; p
+= l
)
4341 l
= 1; /* NUL byte? */
4342 else if (MB_BYTE2LEN(*p
) != l
)
4345 if (p
== buffer
) /* no complete character */
4347 /* avoid getting stuck at an illegal byte */
4359 if (p
< buffer
+ len
)
4362 buffer_off
= (buffer
+ len
) - p
;
4363 mch_memmove(buffer
, p
, buffer_off
);
4368 # endif /* FEAT_MBYTE */
4375 windgoto(msg_row
, msg_col
);
4382 /* If we already detected the child has finished break the
4384 if (wait_pid
== pid
)
4388 * Check if the child still exists, before checking for
4389 * typed characters (otherwise we would loose typeahead).
4392 wait_pid
= wait4(pid
, &status
, WNOHANG
, (struct rusage
*) 0);
4394 wait_pid
= waitpid(pid
, &status
, WNOHANG
);
4396 if ((wait_pid
== (pid_t
)-1 && errno
== ECHILD
)
4397 || (wait_pid
== pid
&& WIFEXITED(status
)))
4399 /* Don't break the loop yet, try reading more
4400 * characters from "fromshell_fd" first. When using
4401 * pipes there might still be something to read and
4402 * then we'll break the loop at the "break" above. */
4409 p_more
= p_more_save
;
4410 if (options
& SHELL_READ
)
4414 append_ga_line(&ga
);
4415 /* remember that the NL was missing */
4416 write_no_eol_lnum
= curwin
->w_cursor
.lnum
;
4419 write_no_eol_lnum
= 0;
4424 * Give all typeahead that wasn't used back to ui_inchar().
4427 ui_inchar_undo(ta_buf
, ta_len
);
4429 if (toshell_fd
>= 0)
4431 close(fromshell_fd
);
4435 * Wait until our child has exited.
4436 * Ignore wait() returning pids of other children and returning
4437 * because of some signal like SIGWINCH.
4438 * Don't wait if wait_pid was already set above, indicating the
4439 * child already exited.
4441 while (wait_pid
!= pid
)
4443 # ifdef _THREAD_SAFE
4444 /* Ugly hack: when compiled with Python threads are probably
4445 * used, in which case wait() sometimes hangs for no obvious
4446 * reason. Use waitpid() instead and loop (like the GUI). */
4448 wait_pid
= wait4(pid
, &status
, WNOHANG
, (struct rusage
*)0);
4450 wait_pid
= waitpid(pid
, &status
, WNOHANG
);
4454 /* Wait for 1/100 sec before trying again. */
4455 mch_delay(10L, TRUE
);
4459 wait_pid
= wait(&status
);
4469 /* Make sure the child that writes to the external program is
4472 kill(wpid
, SIGKILL
);
4475 * Set to raw mode right now, otherwise a CTRL-C after
4476 * catch_signals() will kill Vim.
4478 if (tmode
== TMODE_RAW
)
4479 settmode(TMODE_RAW
);
4480 did_settmode
= TRUE
;
4483 if (WIFEXITED(status
))
4485 /* LINTED avoid "bitwise operation on signed value" */
4486 retval
= WEXITSTATUS(status
);
4487 if (retval
&& !emsg_silent
)
4489 if (retval
== EXEC_FAILED
)
4491 MSG_PUTS(_("\nCannot execute shell "));
4495 else if (!(options
& SHELL_SILENT
))
4497 MSG_PUTS(_("\nshell returned "));
4498 msg_outnum((long)retval
);
4504 MSG_PUTS(_("\nCommand terminated\n"));
4511 if (tmode
== TMODE_RAW
)
4512 settmode(TMODE_RAW
); /* set to raw mode */
4520 #endif /* USE_SYSTEM */
4524 * Check for CTRL-C typed by reading all available characters.
4525 * In cooked mode we should get SIGINT, no need to check.
4530 if (curr_tmode
== TMODE_RAW
&& RealWaitForChar(read_cmd_fd
, 0L, NULL
))
4531 fill_input_buf(FALSE
);
4535 * Wait "msec" msec until a character is available from the keyboard or from
4536 * inbuf[]. msec == -1 will block forever.
4537 * When a GUI is being used, this will never get called -- webb
4543 #ifdef FEAT_MOUSE_GPM
4544 int gpm_process_wanted
;
4546 #ifdef FEAT_XCLIPBOARD
4551 if (input_available()) /* something in inbuf[] */
4554 #if defined(FEAT_MOUSE_DEC)
4555 /* May need to query the mouse position. */
4558 WantQueryMouse
= FALSE
;
4559 mch_write((char_u
*)IF_EB("\033[1'|", ESC_STR
"[1'|"), 5);
4564 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse
4565 * events. This is a bit complicated, because they might both be defined.
4567 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD)
4568 # ifdef FEAT_XCLIPBOARD
4570 if (do_xterm_trace())
4575 # ifdef FEAT_XCLIPBOARD
4578 msec
= XT_TRACE_DELAY
;
4579 if (rest
>= 0 && rest
< XT_TRACE_DELAY
)
4585 # ifdef FEAT_MOUSE_GPM
4586 gpm_process_wanted
= 0;
4587 avail
= RealWaitForChar(read_cmd_fd
, msec
, &gpm_process_wanted
);
4589 avail
= RealWaitForChar(read_cmd_fd
, msec
, NULL
);
4593 if (input_available())
4595 # ifdef FEAT_XCLIPBOARD
4596 if (rest
== 0 || !do_xterm_trace())
4602 # ifdef FEAT_MOUSE_GPM
4603 || (gpm_process_wanted
&& mch_gpm_process() == 0)
4605 # ifdef FEAT_XCLIPBOARD
4606 || (!avail
&& rest
!= 0)
4611 avail
= RealWaitForChar(read_cmd_fd
, msec
, NULL
);
4617 * Wait "msec" msec until a character is available from file descriptor "fd".
4618 * Time == -1 will block forever.
4619 * When a GUI is being used, this will not be used for input -- webb
4620 * Returns also, when a request from Sniff is waiting -- toni.
4621 * Or when a Linux GPM mouse event is waiting.
4624 #if defined(__BEOS__)
4629 RealWaitForChar(fd
, msec
, check_for_gpm
)
4635 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME)
4636 static int busy
= FALSE
;
4638 /* May retry getting characters after an event was handled. */
4641 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
4642 /* Remember at what time we started, so that we know how much longer we
4643 * should wait after being interrupted. */
4644 # define USE_START_TV
4645 struct timeval start_tv
;
4648 # ifdef FEAT_XCLIPBOARD
4649 xterm_Shell
!= (Widget
)0
4650 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME)
4656 # ifdef FEAT_MZSCHEME
4660 # ifdef FEAT_MZSCHEME
4661 (mzthreads_allowed() && p_mzq
> 0)
4664 gettimeofday(&start_tv
, NULL
);
4667 /* Handle being called recursively. This may happen for the session
4668 * manager stuff, it may save the file, which does a breakcheck. */
4678 int finished
= TRUE
; /* default is to 'loop' just once */
4679 # ifdef FEAT_MZSCHEME
4680 int mzquantum_used
= FALSE
;
4684 struct pollfd fds
[5];
4686 # ifdef FEAT_XCLIPBOARD
4689 # ifdef FEAT_MOUSE_GPM
4695 int towait
= (int)msec
;
4697 # ifdef FEAT_MZSCHEME
4698 mzvim_check_threads();
4699 if (mzthreads_allowed() && p_mzq
> 0 && (msec
< 0 || msec
> p_mzq
))
4701 towait
= (int)p_mzq
; /* don't wait longer than 'mzquantum' */
4702 mzquantum_used
= TRUE
;
4706 fds
[0].events
= POLLIN
;
4710 # define SNIFF_IDX 1
4711 if (want_sniff_request
)
4713 fds
[SNIFF_IDX
].fd
= fd_from_sniff
;
4714 fds
[SNIFF_IDX
].events
= POLLIN
;
4718 # ifdef FEAT_XCLIPBOARD
4719 if (xterm_Shell
!= (Widget
)0)
4722 fds
[nfd
].fd
= ConnectionNumber(xterm_dpy
);
4723 fds
[nfd
].events
= POLLIN
;
4727 # ifdef FEAT_MOUSE_GPM
4728 if (check_for_gpm
!= NULL
&& gpm_flag
&& gpm_fd
>= 0)
4731 fds
[nfd
].fd
= gpm_fd
;
4732 fds
[nfd
].events
= POLLIN
;
4737 if (xsmp_icefd
!= -1)
4740 fds
[nfd
].fd
= xsmp_icefd
;
4741 fds
[nfd
].events
= POLLIN
;
4746 ret
= poll(fds
, nfd
, towait
);
4747 # ifdef FEAT_MZSCHEME
4748 if (ret
== 0 && mzquantum_used
)
4749 /* MzThreads scheduling is required and timeout occurred */
4755 sniff_disconnect(1);
4756 else if (want_sniff_request
)
4758 if (fds
[SNIFF_IDX
].revents
& POLLHUP
)
4759 sniff_disconnect(1);
4760 if (fds
[SNIFF_IDX
].revents
& POLLIN
)
4761 sniff_request_waiting
= 1;
4764 # ifdef FEAT_XCLIPBOARD
4765 if (xterm_Shell
!= (Widget
)0 && (fds
[xterm_idx
].revents
& POLLIN
))
4767 xterm_update(); /* Maybe we should hand out clipboard */
4768 if (--ret
== 0 && !input_available())
4773 # ifdef FEAT_MOUSE_GPM
4774 if (gpm_idx
>= 0 && (fds
[gpm_idx
].revents
& POLLIN
))
4780 if (xsmp_idx
>= 0 && (fds
[xsmp_idx
].revents
& (POLLIN
| POLLHUP
)))
4782 if (fds
[xsmp_idx
].revents
& POLLIN
)
4785 xsmp_handle_requests();
4788 else if (fds
[xsmp_idx
].revents
& POLLHUP
)
4791 verb_msg((char_u
*)_("XSMP lost ICE connection"));
4795 finished
= FALSE
; /* Try again */
4800 #else /* HAVE_SELECT */
4803 struct timeval
*tvp
;
4808 # ifdef FEAT_MZSCHEME
4809 mzvim_check_threads();
4810 if (mzthreads_allowed() && p_mzq
> 0 && (msec
< 0 || msec
> p_mzq
))
4812 towait
= p_mzq
; /* don't wait longer than 'mzquantum' */
4813 mzquantum_used
= TRUE
;
4817 /* don't check for incoming chars if not in raw mode, because select()
4818 * always returns TRUE then (in some version of emx.dll) */
4819 if (curr_tmode
!= TMODE_RAW
)
4825 tv
.tv_sec
= towait
/ 1000;
4826 tv
.tv_usec
= (towait
% 1000) * (1000000/1000);
4833 * Select on ready for reading and exceptional condition (end of file).
4835 FD_ZERO(&rfds
); /* calls bzero() on a sun */
4838 # if !defined(__QNX__) && !defined(__CYGWIN32__)
4839 /* For QNX select() always returns 1 if this is set. Why? */
4845 if (want_sniff_request
)
4847 FD_SET(fd_from_sniff
, &rfds
);
4848 FD_SET(fd_from_sniff
, &efds
);
4849 if (maxfd
< fd_from_sniff
)
4850 maxfd
= fd_from_sniff
;
4853 # ifdef FEAT_XCLIPBOARD
4854 if (xterm_Shell
!= (Widget
)0)
4856 FD_SET(ConnectionNumber(xterm_dpy
), &rfds
);
4857 if (maxfd
< ConnectionNumber(xterm_dpy
))
4858 maxfd
= ConnectionNumber(xterm_dpy
);
4861 # ifdef FEAT_MOUSE_GPM
4862 if (check_for_gpm
!= NULL
&& gpm_flag
&& gpm_fd
>= 0)
4864 FD_SET(gpm_fd
, &rfds
);
4865 FD_SET(gpm_fd
, &efds
);
4871 if (xsmp_icefd
!= -1)
4873 FD_SET(xsmp_icefd
, &rfds
);
4874 FD_SET(xsmp_icefd
, &efds
);
4875 if (maxfd
< xsmp_icefd
)
4881 /* Old VMS as v6.2 and older have broken select(). It waits more than
4882 * required. Should not be used */
4885 ret
= select(maxfd
+ 1, &rfds
, NULL
, &efds
, tvp
);
4888 if (ret
== -1 && errno
== ENOTSUP
)
4895 # ifdef FEAT_MZSCHEME
4896 if (ret
== 0 && mzquantum_used
)
4897 /* loop if MzThreads must be scheduled and timeout occurred */
4903 sniff_disconnect(1);
4904 else if (ret
> 0 && want_sniff_request
)
4906 if (FD_ISSET(fd_from_sniff
, &efds
))
4907 sniff_disconnect(1);
4908 if (FD_ISSET(fd_from_sniff
, &rfds
))
4909 sniff_request_waiting
= 1;
4912 # ifdef FEAT_XCLIPBOARD
4913 if (ret
> 0 && xterm_Shell
!= (Widget
)0
4914 && FD_ISSET(ConnectionNumber(xterm_dpy
), &rfds
))
4916 xterm_update(); /* Maybe we should hand out clipboard */
4917 /* continue looping when we only got the X event and the input
4918 * buffer is empty */
4919 if (--ret
== 0 && !input_available())
4926 # ifdef FEAT_MOUSE_GPM
4927 if (ret
> 0 && gpm_flag
&& check_for_gpm
!= NULL
&& gpm_fd
>= 0)
4929 if (FD_ISSET(gpm_fd
, &efds
))
4931 else if (FD_ISSET(gpm_fd
, &rfds
))
4936 if (ret
> 0 && xsmp_icefd
!= -1)
4938 if (FD_ISSET(xsmp_icefd
, &efds
))
4941 verb_msg((char_u
*)_("XSMP lost ICE connection"));
4944 finished
= FALSE
; /* keep going if event was only one */
4946 else if (FD_ISSET(xsmp_icefd
, &rfds
))
4949 xsmp_handle_requests();
4952 finished
= FALSE
; /* keep going if event was only one */
4957 #endif /* HAVE_SELECT */
4960 if (finished
|| msec
== 0)
4963 /* We're going to loop around again, find out for how long */
4966 # ifdef USE_START_TV
4969 /* Compute remaining wait time. */
4970 gettimeofday(&mtv
, NULL
);
4971 msec
-= (mtv
.tv_sec
- start_tv
.tv_sec
) * 1000L
4972 + (mtv
.tv_usec
- start_tv
.tv_usec
) / 1000L;
4974 /* Guess we got interrupted halfway. */
4978 break; /* waited long enough */
4988 #ifndef NO_EXPANDPATH
4990 * Expand a path into all matching files and/or directories. Handles "*",
4991 * "?", "[a-z]", "**", etc.
4992 * "path" has backslashes before chars that are not to be expanded.
4993 * Returns the number of matches found.
4996 mch_expandpath(gap
, path
, flags
)
4999 int flags
; /* EW_* flags */
5001 return unix_expandpath(gap
, path
, 0, flags
, FALSE
);
5006 * mch_expand_wildcards() - this code does wild-card pattern matching using
5009 * return OK for success, FAIL for error (you may lose some memory) and put
5010 * an error message in *file.
5012 * num_pat is number of input patterns
5013 * pat is array of pointers to input patterns
5014 * num_file is pointer to number of matched file names
5015 * file is pointer to array of pointers to matched file names
5025 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|"
5029 mch_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
)
5034 int flags
; /* EW_* flags */
5042 * This is the OS/2 implementation.
5044 # define EXPL_ALLOC_INC 16
5045 char_u
**expl_files
;
5046 size_t files_alloced
, files_free
;
5050 *num_file
= 0; /* default: no files found */
5051 files_alloced
= EXPL_ALLOC_INC
; /* how much space is allocated */
5052 files_free
= EXPL_ALLOC_INC
; /* how much space is not used */
5053 *file
= (char_u
**)alloc(sizeof(char_u
**) * files_alloced
);
5057 for (; num_pat
> 0; num_pat
--, pat
++)
5060 if (vim_strchr(*pat
, '$') || vim_strchr(*pat
, '~'))
5061 /* expand environment var or home dir */
5062 buf
= expand_env_save(*pat
);
5064 buf
= vim_strsave(*pat
);
5066 has_wildcard
= mch_has_exp_wildcard(buf
); /* (still) wildcards? */
5067 if (has_wildcard
) /* yes, so expand them */
5068 expl_files
= (char_u
**)_fnexplode(buf
);
5071 * return value of buf if no wildcards left,
5072 * OR if no match AND EW_NOTFOUND is set.
5074 if ((!has_wildcard
&& ((flags
& EW_NOTFOUND
) || mch_getperm(buf
) >= 0))
5075 || (expl_files
== NULL
&& (flags
& EW_NOTFOUND
)))
5076 { /* simply save the current contents of *buf */
5077 expl_files
= (char_u
**)alloc(sizeof(char_u
**) * 2);
5078 if (expl_files
!= NULL
)
5080 expl_files
[0] = vim_strsave(buf
);
5081 expl_files
[1] = NULL
;
5087 * Count number of names resulting from expansion,
5088 * At the same time add a backslash to the end of names that happen to
5089 * be directories, and replace slashes with backslashes.
5093 for (i
= 0; (p
= expl_files
[i
]) != NULL
; i
++)
5096 /* If we don't want dirs and this is one, skip it */
5097 if ((dir
&& !(flags
& EW_DIR
)) || (!dir
&& !(flags
& EW_FILE
)))
5100 /* Skip files that are not executable if we check for that. */
5101 if (!dir
&& (flags
& EW_EXEC
) && !mch_can_exe(p
))
5104 if (--files_free
== 0)
5106 /* need more room in table of pointers */
5107 files_alloced
+= EXPL_ALLOC_INC
;
5108 *file
= (char_u
**)vim_realloc(*file
,
5109 sizeof(char_u
**) * files_alloced
);
5112 EMSG(_(e_outofmem
));
5116 files_free
= EXPL_ALLOC_INC
;
5121 /* For a directory we add a '/', unless it's already
5124 if (((*file
)[*num_file
] = alloc(len
+ 2)) != NULL
)
5126 STRCPY((*file
)[*num_file
], p
);
5127 if (!after_pathsep((*file
)[*num_file
],
5128 (*file
)[*num_file
] + len
))
5130 (*file
)[*num_file
][len
] = psepc
;
5131 (*file
)[*num_file
][len
+ 1] = NUL
;
5137 (*file
)[*num_file
] = vim_strsave(p
);
5141 * Error message already given by either alloc or vim_strsave.
5142 * Should return FAIL, but returning OK works also.
5144 if ((*file
)[*num_file
] == NULL
)
5148 _fnexplodefree((char **)expl_files
);
5155 * This is the non-OS/2 implementation (really Unix).
5162 #define STYLE_ECHO 0 /* use "echo", the default */
5163 #define STYLE_GLOB 1 /* use "glob", for csh */
5164 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */
5165 #define STYLE_PRINT 3 /* use "print -N", for zsh */
5166 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern
5168 int shell_style
= STYLE_ECHO
;
5170 static int did_find_nul
= FALSE
;
5171 int ampersent
= FALSE
;
5172 /* vimglob() function to define for Posix shell */
5173 static char *sh_vimglob_func
= "vimglob() { while [ $# -ge 1 ]; do echo -n \"$1\"; echo; shift; done }; vimglob >";
5175 *num_file
= 0; /* default: no files found */
5179 * If there are no wildcards, just copy the names to allocated memory.
5180 * Saves a lot of time, because we don't have to start a new shell.
5182 if (!have_wildcard(num_pat
, pat
))
5183 return save_patterns(num_pat
, pat
, num_file
, file
);
5185 # ifdef HAVE_SANDBOX
5186 /* Don't allow any shell command in the sandbox. */
5187 if (sandbox
!= 0 && check_secure())
5192 * Don't allow the use of backticks in secure and restricted mode.
5194 if (secure
|| restricted
)
5195 for (i
= 0; i
< num_pat
; ++i
)
5196 if (vim_strchr(pat
[i
], '`') != NULL
5197 && (check_restricted() || check_secure()))
5201 * get a name for the temp file
5203 if ((tempname
= vim_tempname('o')) == NULL
)
5210 * Let the shell expand the patterns and write the result into the temp
5212 * STYLE_BT: NL separated
5213 * If expanding `cmd` execute it directly.
5214 * STYLE_GLOB: NUL separated
5215 * If we use *csh, "glob" will work better than "echo".
5216 * STYLE_PRINT: NL or NUL separated
5217 * If we use *zsh, "print -N" will work better than "glob".
5218 * STYLE_VIMGLOB: NL separated
5219 * If we use *sh*, we define "vimglob()".
5220 * STYLE_ECHO: space separated.
5221 * A shell we don't know, stay safe and use "echo".
5223 if (num_pat
== 1 && *pat
[0] == '`'
5224 && (len
= STRLEN(pat
[0])) > 2
5225 && *(pat
[0] + len
- 1) == '`')
5226 shell_style
= STYLE_BT
;
5227 else if ((len
= STRLEN(p_sh
)) >= 3)
5229 if (STRCMP(p_sh
+ len
- 3, "csh") == 0)
5230 shell_style
= STYLE_GLOB
;
5231 else if (STRCMP(p_sh
+ len
- 3, "zsh") == 0)
5232 shell_style
= STYLE_PRINT
;
5234 if (shell_style
== STYLE_ECHO
&& strstr((char *)gettail(p_sh
),
5236 shell_style
= STYLE_VIMGLOB
;
5238 /* Compute the length of the command. We need 2 extra bytes: for the
5239 * optional '&' and for the NUL.
5240 * Worst case: "unset nonomatch; print -N >" plus two is 29 */
5241 len
= STRLEN(tempname
) + 29;
5242 if (shell_style
== STYLE_VIMGLOB
)
5243 len
+= STRLEN(sh_vimglob_func
);
5245 for (i
= 0; i
< num_pat
; ++i
)
5247 /* Count the length of the patterns in the same way as they are put in
5248 * "command" below. */
5250 len
+= STRLEN(pat
[i
]) + 3; /* add space and two quotes */
5252 ++len
; /* add space */
5253 for (j
= 0; pat
[i
][j
] != NUL
; ++j
)
5255 if (vim_strchr(SHELL_SPECIAL
, pat
[i
][j
]) != NULL
)
5256 ++len
; /* may add a backslash */
5261 command
= alloc(len
);
5262 if (command
== NULL
)
5270 * Build the shell command:
5271 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell
5273 * - Add the shell command to print the expanded names.
5274 * - Add the temp file name.
5275 * - Add the file name patterns.
5277 if (shell_style
== STYLE_BT
)
5279 /* change `command; command& ` to (command; command ) */
5280 STRCPY(command
, "(");
5281 STRCAT(command
, pat
[0] + 1); /* exclude first backtick */
5282 p
= command
+ STRLEN(command
) - 1;
5283 *p
-- = ')'; /* remove last backtick */
5284 while (p
> command
&& vim_iswhite(*p
))
5286 if (*p
== '&') /* remove trailing '&' */
5291 STRCAT(command
, ">");
5295 if (flags
& EW_NOTFOUND
)
5296 STRCPY(command
, "set nonomatch; ");
5298 STRCPY(command
, "unset nonomatch; ");
5299 if (shell_style
== STYLE_GLOB
)
5300 STRCAT(command
, "glob >");
5301 else if (shell_style
== STYLE_PRINT
)
5302 STRCAT(command
, "print -N >");
5303 else if (shell_style
== STYLE_VIMGLOB
)
5304 STRCAT(command
, sh_vimglob_func
);
5306 STRCAT(command
, "echo >");
5309 STRCAT(command
, tempname
);
5311 if (shell_style
!= STYLE_BT
)
5312 for (i
= 0; i
< num_pat
; ++i
)
5314 /* When using system() always add extra quotes, because the shell
5315 * is started twice. Otherwise put a backslash before special
5316 * characters, except inside ``. */
5318 STRCAT(command
, " \"");
5319 STRCAT(command
, pat
[i
]);
5320 STRCAT(command
, "\"");
5324 p
= command
+ STRLEN(command
);
5326 for (j
= 0; pat
[i
][j
] != NUL
; ++j
)
5328 if (pat
[i
][j
] == '`')
5330 else if (pat
[i
][j
] == '\\' && pat
[i
][j
+ 1] != NUL
)
5332 /* Remove a backslash, take char literally. But keep
5333 * backslash inside backticks, before a special character
5334 * and before a backtick. */
5336 || vim_strchr(SHELL_SPECIAL
, pat
[i
][j
+ 1]) != NULL
5337 || pat
[i
][j
+ 1] == '`')
5341 else if (!intick
&& vim_strchr(SHELL_SPECIAL
,
5343 /* Put a backslash before a special character, but not
5344 * when inside ``. */
5347 /* Copy one character. */
5353 if (flags
& EW_SILENT
)
5354 show_shell_mess
= FALSE
;
5356 STRCAT(command
, "&"); /* put the '&' after the redirection */
5359 * Using zsh -G: If a pattern has no matches, it is just deleted from
5360 * the argument list, otherwise zsh gives an error message and doesn't
5361 * expand any other pattern.
5363 if (shell_style
== STYLE_PRINT
)
5364 extra_shell_arg
= (char_u
*)"-G"; /* Use zsh NULL_GLOB option */
5367 * If we use -f then shell variables set in .cshrc won't get expanded.
5368 * vi can do it, so we will too, but it is only necessary if there is a "$"
5369 * in one of the patterns, otherwise we can still use the fast option.
5371 else if (shell_style
== STYLE_GLOB
&& !have_dollars(num_pat
, pat
))
5372 extra_shell_arg
= (char_u
*)"-f"; /* Use csh fast option */
5375 * execute the shell command
5377 i
= call_shell(command
, SHELL_EXPAND
| SHELL_SILENT
);
5379 /* When running in the background, give it some time to create the temp
5380 * file, but don't wait for it to finish. */
5382 mch_delay(10L, TRUE
);
5384 extra_shell_arg
= NULL
; /* cleanup */
5385 show_shell_mess
= TRUE
;
5388 if (i
!= 0) /* mch_call_shell() failed */
5390 mch_remove(tempname
);
5393 * With interactive completion, the error message is not printed.
5394 * However with USE_SYSTEM, I don't know how to turn off error messages
5395 * from the shell, so screen may still get messed up -- webb.
5398 if (!(flags
& EW_SILENT
))
5401 redraw_later_clear(); /* probably messed up screen */
5402 msg_putchar('\n'); /* clear bottom line quickly */
5403 cmdline_row
= Rows
- 1; /* continue on last line */
5405 if (!(flags
& EW_SILENT
))
5408 MSG(_(e_wildexpand
));
5409 msg_start(); /* don't overwrite this message */
5412 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when
5413 * EW_NOTFOUND is given */
5414 if (shell_style
== STYLE_BT
)
5420 * read the names from the file into memory
5422 fd
= fopen((char *)tempname
, READBIN
);
5425 /* Something went wrong, perhaps a file name with a special char. */
5426 if (!(flags
& EW_SILENT
))
5428 MSG(_(e_wildexpand
));
5429 msg_start(); /* don't overwrite this message */
5434 fseek(fd
, 0L, SEEK_END
);
5435 len
= ftell(fd
); /* get size of temp file */
5436 fseek(fd
, 0L, SEEK_SET
);
5437 buffer
= alloc(len
+ 1);
5441 mch_remove(tempname
);
5446 i
= fread((char *)buffer
, 1, len
, fd
);
5448 mch_remove(tempname
);
5451 /* unexpected read error */
5452 EMSG2(_(e_notread
), tempname
);
5459 # if defined(__CYGWIN__) || defined(__CYGWIN32__)
5460 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */
5462 for (i
= 0; i
< len
; ++i
)
5463 if (!(buffer
[i
] == CAR
&& buffer
[i
+ 1] == NL
))
5469 /* file names are separated with Space */
5470 if (shell_style
== STYLE_ECHO
)
5472 buffer
[len
] = '\n'; /* make sure the buffer ends in NL */
5474 for (i
= 0; *p
!= '\n'; ++i
) /* count number of entries */
5476 while (*p
!= ' ' && *p
!= '\n')
5478 p
= skipwhite(p
); /* skip to next entry */
5481 /* file names are separated with NL */
5482 else if (shell_style
== STYLE_BT
|| shell_style
== STYLE_VIMGLOB
)
5484 buffer
[len
] = NUL
; /* make sure the buffer ends in NUL */
5486 for (i
= 0; *p
!= NUL
; ++i
) /* count number of entries */
5488 while (*p
!= '\n' && *p
!= NUL
)
5492 p
= skipwhite(p
); /* skip leading white space */
5495 /* file names are separated with NUL */
5499 * Some versions of zsh use spaces instead of NULs to separate
5500 * results. Only do this when there is no NUL before the end of the
5501 * buffer, otherwise we would never be able to use file names with
5502 * embedded spaces when zsh does use NULs.
5503 * When we found a NUL once, we know zsh is OK, set did_find_nul and
5504 * don't check for spaces again.
5506 check_spaces
= FALSE
;
5507 if (shell_style
== STYLE_PRINT
&& !did_find_nul
)
5509 /* If there is a NUL, set did_find_nul, else set check_spaces */
5510 if (len
&& (int)STRLEN(buffer
) < len
- 1)
5511 did_find_nul
= TRUE
;
5513 check_spaces
= TRUE
;
5517 * Make sure the buffer ends with a NUL. For STYLE_PRINT there
5518 * already is one, for STYLE_GLOB it needs to be added.
5520 if (len
&& buffer
[len
- 1] == NUL
)
5525 for (p
= buffer
; p
< buffer
+ len
; ++p
)
5526 if (*p
== NUL
|| (*p
== ' ' && check_spaces
)) /* count entry */
5532 ++i
; /* count last entry */
5537 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I".
5538 * /bin/sh will happily expand it to nothing rather than returning an
5539 * error; and hey, it's good to check anyway -- webb.
5545 *file
= (char_u
**)alloc(sizeof(char_u
*) * i
);
5554 * Isolate the individual file names.
5557 for (i
= 0; i
< *num_file
; ++i
)
5560 /* Space or NL separates */
5561 if (shell_style
== STYLE_ECHO
|| shell_style
== STYLE_BT
5562 || shell_style
== STYLE_VIMGLOB
)
5564 while (!(shell_style
== STYLE_ECHO
&& *p
== ' ')
5565 && *p
!= '\n' && *p
!= NUL
)
5567 if (p
== buffer
+ len
) /* last entry */
5572 p
= skipwhite(p
); /* skip to next entry */
5575 else /* NUL separates */
5577 while (*p
&& p
< buffer
+ len
) /* skip entry */
5584 * Move the file names to allocated memory.
5586 for (j
= 0, i
= 0; i
< *num_file
; ++i
)
5588 /* Require the files to exist. Helps when using /bin/sh */
5589 if (!(flags
& EW_NOTFOUND
) && mch_getperm((*file
)[i
]) < 0)
5592 /* check if this entry should be included */
5593 dir
= (mch_isdir((*file
)[i
]));
5594 if ((dir
&& !(flags
& EW_DIR
)) || (!dir
&& !(flags
& EW_FILE
)))
5597 /* Skip files that are not executable if we check for that. */
5598 if (!dir
&& (flags
& EW_EXEC
) && !mch_can_exe((*file
)[i
]))
5601 p
= alloc((unsigned)(STRLEN((*file
)[i
]) + 1 + dir
));
5604 STRCPY(p
, (*file
)[i
]);
5606 add_pathsep(p
); /* add '/' to a directory name */
5613 if (*num_file
== 0) /* rejected all entries */
5623 if (flags
& EW_NOTFOUND
)
5624 return save_patterns(num_pat
, pat
, num_file
, file
);
5627 #endif /* __EMX__ */
5634 save_patterns(num_pat
, pat
, num_file
, file
)
5643 *file
= (char_u
**)alloc(num_pat
* sizeof(char_u
*));
5646 for (i
= 0; i
< num_pat
; i
++)
5648 s
= vim_strsave(pat
[i
]);
5650 /* Be compatible with expand_filename(): halve the number of
5655 *num_file
= num_pat
;
5662 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can
5666 mch_has_exp_wildcard(p
)
5669 for ( ; *p
; mb_ptr_adv(p
))
5672 if (*p
== '\\' && p
[1] != NUL
)
5676 if (vim_strchr((char_u
*)
5693 * Return TRUE if the string "p" contains a wildcard.
5694 * Don't recognize '~' at the end as a wildcard.
5700 for ( ; *p
; mb_ptr_adv(p
))
5703 if (*p
== '\\' && p
[1] != NUL
)
5707 if (vim_strchr((char_u
*)
5712 # ifdef VIM_BACKTICK
5722 || (*p
== '~' && p
[1] != NUL
))
5730 have_wildcard(num
, file
)
5736 for (i
= 0; i
< num
; i
++)
5737 if (mch_has_wildcard(file
[i
]))
5743 have_dollars(num
, file
)
5749 for (i
= 0; i
< num
; i
++)
5750 if (vim_strchr(file
[i
], '$') != NULL
)
5754 #endif /* ifndef __EMX__ */
5758 * Scaled-down version of rename(), which is missing in Xenix.
5759 * This version can only move regular files and will fail if the
5760 * destination exists.
5763 mch_rename(src
, dest
)
5764 const char *src
, *dest
;
5768 if (stat(dest
, &st
) >= 0) /* fail if destination exists */
5770 if (link(src
, dest
) != 0) /* link file to new name */
5772 if (mch_remove(src
) == 0) /* delete link to old name */
5776 #endif /* !HAVE_RENAME */
5778 #ifdef FEAT_MOUSE_GPM
5780 * Initializes connection with gpm (if it isn't already opened)
5781 * Return 1 if succeeded (or connection already opened), 0 if failed
5786 static Gpm_Connect gpm_connect
; /* Must it be kept till closing ? */
5790 gpm_connect
.eventMask
= (GPM_UP
| GPM_DRAG
| GPM_DOWN
);
5791 gpm_connect
.defaultMask
= ~GPM_HARD
;
5792 /* Default handling for mouse move*/
5793 gpm_connect
.minMod
= 0; /* Handle any modifier keys */
5794 gpm_connect
.maxMod
= 0xffff;
5795 if (Gpm_Open(&gpm_connect
, 0) > 0)
5797 /* gpm library tries to handling TSTP causes
5798 * problems. Anyways, we close connection to Gpm whenever
5799 * we are going to suspend or starting an external process
5800 * so we shouldn't have problem with this
5802 signal(SIGTSTP
, restricted
? SIG_IGN
: SIG_DFL
);
5803 return 1; /* succeed */
5806 Gpm_Close(); /* We don't want to talk to xterm via gpm */
5809 return 1; /* already open */
5813 * Closes connection to gpm
5814 * returns non-zero if connection successfully closed
5819 if (gpm_flag
&& gpm_fd
>= 0) /* if Open */
5823 /* Reads gpm event and adds special keys to input buf. Returns length of
5824 * generated key sequence.
5825 * This function is made after gui_send_mouse_event
5831 static Gpm_Event gpm_event
;
5833 int_u vim_modifiers
;
5835 unsigned char buttons_mask
;
5836 unsigned char gpm_modifiers
;
5837 static unsigned char old_buttons
= 0;
5839 Gpm_GetEvent(&gpm_event
);
5842 /* Don't put events in the input queue now. */
5843 if (hold_gui_events
)
5847 row
= gpm_event
.y
- 1;
5848 col
= gpm_event
.x
- 1;
5850 string
[0] = ESC
; /* Our termcode */
5853 switch (GPM_BARE_EVENTS(gpm_event
.type
))
5856 string
[3] = MOUSE_DRAG
;
5859 buttons_mask
= gpm_event
.buttons
& ~old_buttons
;
5860 old_buttons
= gpm_event
.buttons
;
5861 switch (buttons_mask
)
5864 button
= MOUSE_LEFT
;
5867 button
= MOUSE_MIDDLE
;
5870 button
= MOUSE_RIGHT
;
5874 /*Don't know what to do. Can more than one button be
5875 * reported in one event? */
5877 string
[3] = (char_u
)(button
| 0x20);
5878 SET_NUM_MOUSE_CLICKS(string
[3], gpm_event
.clicks
+ 1);
5881 string
[3] = MOUSE_RELEASE
;
5882 old_buttons
&= ~gpm_event
.buttons
;
5887 /*This code is based on gui_x11_mouse_cb in gui_x11.c */
5888 gpm_modifiers
= gpm_event
.modifiers
;
5889 vim_modifiers
= 0x0;
5890 /* I ignore capslock stats. Aren't we all just hate capslock mixing with
5891 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and
5892 * K_CAPSSHIFT is defined 8, so it probably isn't even reported
5894 if (gpm_modifiers
& ((1 << KG_SHIFT
) | (1 << KG_SHIFTR
) | (1 << KG_SHIFTL
)))
5895 vim_modifiers
|= MOUSE_SHIFT
;
5897 if (gpm_modifiers
& ((1 << KG_CTRL
) | (1 << KG_CTRLR
) | (1 << KG_CTRLL
)))
5898 vim_modifiers
|= MOUSE_CTRL
;
5899 if (gpm_modifiers
& ((1 << KG_ALT
) | (1 << KG_ALTGR
)))
5900 vim_modifiers
|= MOUSE_ALT
;
5901 string
[3] |= vim_modifiers
;
5902 string
[4] = (char_u
)(col
+ ' ' + 1);
5903 string
[5] = (char_u
)(row
+ ' ' + 1);
5904 add_to_input_buf(string
, 6);
5907 #endif /* FEAT_MOUSE_GPM */
5909 #if defined(FEAT_LIBCALL) || defined(PROTO)
5910 typedef char_u
* (*STRPROCSTR
)__ARGS((char_u
*));
5911 typedef char_u
* (*INTPROCSTR
)__ARGS((int));
5912 typedef int (*STRPROCINT
)__ARGS((char_u
*));
5913 typedef int (*INTPROCINT
)__ARGS((int));
5916 * Call a DLL routine which takes either a string or int param
5917 * and returns an allocated string.
5920 mch_libcall(libname
, funcname
, argstring
, argint
, string_result
, number_result
)
5923 char_u
*argstring
; /* NULL when using a argint */
5925 char_u
**string_result
;/* NULL when using number_result */
5928 # if defined(USE_DLOPEN)
5935 INTPROCSTR ProcAddI
;
5936 char_u
*retval_str
= NULL
;
5938 int success
= FALSE
;
5941 * Get a handle to the DLL module.
5943 # if defined(USE_DLOPEN)
5944 /* First clear any error, it's not cleared by the dlopen() call. */
5947 hinstLib
= dlopen((char *)libname
, RTLD_LAZY
5952 if (hinstLib
== NULL
)
5954 /* "dlerr" must be used before dlclose() */
5955 dlerr
= (char *)dlerror();
5957 EMSG2(_("dlerror = \"%s\""), dlerr
);
5960 hinstLib
= shl_load((const char*)libname
, BIND_IMMEDIATE
|BIND_VERBOSE
, 0L);
5963 /* If the handle is valid, try to get the function address. */
5964 if (hinstLib
!= NULL
)
5966 # ifdef HAVE_SETJMP_H
5968 * Catch a crash when calling the library function. For example when
5969 * using a number where a string pointer is expected.
5972 if (SETJMP(lc_jump_env
) != 0)
5975 # if defined(USE_DLOPEN)
5986 if (argstring
!= NULL
)
5988 # if defined(USE_DLOPEN)
5989 ProcAdd
= (STRPROCSTR
)dlsym(hinstLib
, (const char *)funcname
);
5990 dlerr
= (char *)dlerror();
5992 if (shl_findsym(&hinstLib
, (const char *)funcname
,
5993 TYPE_PROCEDURE
, (void *)&ProcAdd
) < 0)
5996 if ((success
= (ProcAdd
!= NULL
5997 # if defined(USE_DLOPEN)
6002 if (string_result
== NULL
)
6003 retval_int
= ((STRPROCINT
)ProcAdd
)(argstring
);
6005 retval_str
= (ProcAdd
)(argstring
);
6010 # if defined(USE_DLOPEN)
6011 ProcAddI
= (INTPROCSTR
)dlsym(hinstLib
, (const char *)funcname
);
6012 dlerr
= (char *)dlerror();
6014 if (shl_findsym(&hinstLib
, (const char *)funcname
,
6015 TYPE_PROCEDURE
, (void *)&ProcAddI
) < 0)
6018 if ((success
= (ProcAddI
!= NULL
6019 # if defined(USE_DLOPEN)
6024 if (string_result
== NULL
)
6025 retval_int
= ((INTPROCINT
)ProcAddI
)(argint
);
6027 retval_str
= (ProcAddI
)(argint
);
6031 /* Save the string before we free the library. */
6032 /* Assume that a "1" or "-1" result is an illegal pointer. */
6033 if (string_result
== NULL
)
6034 *number_result
= retval_int
;
6035 else if (retval_str
!= NULL
6036 && retval_str
!= (char_u
*)1
6037 && retval_str
!= (char_u
*)-1)
6038 *string_result
= vim_strsave(retval_str
);
6041 # ifdef HAVE_SETJMP_H
6048 /* try to find the name of this signal */
6049 for (i
= 0; signal_info
[i
].sig
!= -1; i
++)
6050 if (lc_signal
== signal_info
[i
].sig
)
6052 EMSG2("E368: got SIG%s in libcall()", signal_info
[i
].name
);
6057 # if defined(USE_DLOPEN)
6058 /* "dlerr" must be used before dlclose() */
6060 EMSG2(_("dlerror = \"%s\""), dlerr
);
6062 /* Free the DLL module. */
6063 (void)dlclose(hinstLib
);
6065 (void)shl_unload(hinstLib
);
6071 EMSG2(_(e_libcall
), funcname
);
6079 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
6080 static int xterm_trace
= -1; /* default: disabled */
6081 static int xterm_button
;
6084 * Setup a dummy window for X selections in a terminal.
6093 if (!x_connect_to_server())
6097 if (app_context
!= NULL
&& xterm_Shell
== (Widget
)0)
6099 int (*oldhandler
)();
6100 #if defined(HAVE_SETJMP_H)
6101 int (*oldIOhandler
)();
6103 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
6104 struct timeval start_tv
;
6107 gettimeofday(&start_tv
, NULL
);
6110 /* Ignore X errors while opening the display */
6111 oldhandler
= XSetErrorHandler(x_error_check
);
6113 #if defined(HAVE_SETJMP_H)
6114 /* Ignore X IO errors while opening the display */
6115 oldIOhandler
= XSetIOErrorHandler(x_IOerror_check
);
6117 if (SETJMP(lc_jump_env
) != 0)
6125 xterm_dpy
= XtOpenDisplay(app_context
, xterm_display
,
6126 "vim_xterm", "Vim_xterm", NULL
, 0, &z
, &strp
);
6127 #if defined(HAVE_SETJMP_H)
6132 #if defined(HAVE_SETJMP_H)
6133 /* Now handle X IO errors normally. */
6134 (void)XSetIOErrorHandler(oldIOhandler
);
6136 /* Now handle X errors normally. */
6137 (void)XSetErrorHandler(oldhandler
);
6139 if (xterm_dpy
== NULL
)
6142 verb_msg((char_u
*)_("Opening the X display failed"));
6146 /* Catch terminating error of the X server connection. */
6147 (void)XSetIOErrorHandler(x_IOerror_handler
);
6149 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
6153 xopen_message(&start_tv
);
6158 /* Create a Shell to make converters work. */
6159 AppShell
= XtVaAppCreateShell("vim_xterm", "Vim_xterm",
6160 applicationShellWidgetClass
, xterm_dpy
,
6162 if (AppShell
== (Widget
)0)
6164 xterm_Shell
= XtVaCreatePopupShell("VIM",
6165 topLevelShellWidgetClass
, AppShell
,
6166 XtNmappedWhenManaged
, 0,
6170 if (xterm_Shell
== (Widget
)0)
6173 x11_setup_atoms(xterm_dpy
);
6174 if (x11_display
== NULL
)
6175 x11_display
= xterm_dpy
;
6177 XtRealizeWidget(xterm_Shell
);
6178 XSync(xterm_dpy
, False
);
6181 if (xterm_Shell
!= (Widget
)0)
6184 if (x11_window
== 0 && (strp
= getenv("WINDOWID")) != NULL
)
6185 x11_window
= (Window
)atol(strp
);
6186 /* Check if $WINDOWID is valid. */
6187 if (test_x11_window(xterm_dpy
) == FAIL
)
6189 if (x11_window
!= 0)
6195 start_xterm_trace(button
)
6198 if (x11_window
== 0 || xterm_trace
< 0 || xterm_Shell
== (Widget
)0)
6201 xterm_button
= button
;
6209 if (xterm_trace
< 0)
6215 * Query the xterm pointer and generate mouse termcodes if necessary
6216 * return TRUE if dragging is active, else FALSE
6229 static char_u
*mouse_code
;
6230 static char_u mouse_name
[2] = {KS_MOUSE
, KE_FILLER
};
6231 static int prev_row
= 0, prev_col
= 0;
6232 static XSizeHints xterm_hints
;
6234 if (xterm_trace
<= 0)
6237 if (xterm_trace
== 1)
6239 /* Get the hints just before tracking starts. The font size might
6240 * have changed recently. */
6241 if (!XGetWMNormalHints(xterm_dpy
, x11_window
, &xterm_hints
, &got_hints
)
6242 || !(got_hints
& PResizeInc
)
6243 || xterm_hints
.width_inc
<= 1
6244 || xterm_hints
.height_inc
<= 1)
6246 xterm_trace
= -1; /* Not enough data -- disable tracing */
6250 /* Rely on the same mouse code for the duration of this */
6251 mouse_code
= find_termcode(mouse_name
);
6252 prev_row
= mouse_row
;
6253 prev_row
= mouse_col
;
6256 /* Find the offset of the chars, there might be a scrollbar on the
6257 * left of the window and/or a menu on the top (eterm etc.) */
6258 XQueryPointer(xterm_dpy
, x11_window
, &root
, &child
, &root_x
, &root_y
,
6259 &win_x
, &win_y
, &mask_return
);
6260 xterm_hints
.y
= win_y
- (xterm_hints
.height_inc
* mouse_row
)
6261 - (xterm_hints
.height_inc
/ 2);
6262 if (xterm_hints
.y
<= xterm_hints
.height_inc
/ 2)
6264 xterm_hints
.x
= win_x
- (xterm_hints
.width_inc
* mouse_col
)
6265 - (xterm_hints
.width_inc
/ 2);
6266 if (xterm_hints
.x
<= xterm_hints
.width_inc
/ 2)
6270 if (mouse_code
== NULL
)
6276 XQueryPointer(xterm_dpy
, x11_window
, &root
, &child
, &root_x
, &root_y
,
6277 &win_x
, &win_y
, &mask_return
);
6279 row
= check_row((win_y
- xterm_hints
.y
) / xterm_hints
.height_inc
);
6280 col
= check_col((win_x
- xterm_hints
.x
) / xterm_hints
.width_inc
);
6281 if (row
== prev_row
&& col
== prev_col
)
6284 STRCPY(buf
, mouse_code
);
6285 strp
= buf
+ STRLEN(buf
);
6286 *strp
++ = (xterm_button
| MOUSE_DRAG
) & ~0x20;
6287 *strp
++ = (char_u
)(col
+ ' ' + 1);
6288 *strp
++ = (char_u
)(row
+ ' ' + 1);
6290 add_to_input_buf(buf
, STRLEN(buf
));
6297 # if defined(FEAT_GUI) || defined(PROTO)
6299 * Destroy the display, window and app_context. Required for GTK.
6304 if (xterm_Shell
!= (Widget
)0)
6306 XtDestroyWidget(xterm_Shell
);
6307 xterm_Shell
= (Widget
)0;
6309 if (xterm_dpy
!= NULL
)
6312 /* Lesstif and Solaris crash here, lose some memory */
6313 XtCloseDisplay(xterm_dpy
);
6315 if (x11_display
== xterm_dpy
)
6320 if (app_context
!= (XtAppContext
)NULL
)
6322 /* Lesstif and Solaris crash here, lose some memory */
6323 XtDestroyApplicationContext(app_context
);
6324 app_context
= (XtAppContext
)NULL
;
6331 * Catch up with any queued X events. This may put keyboard input into the
6332 * input buffer, call resize call-backs, trigger timers etc. If there is
6333 * nothing in the X event queue (& no timers pending), then we return
6341 while (XtAppPending(app_context
) && !vim_is_input_buf_full())
6343 XtAppNextEvent(app_context
, &event
);
6344 #ifdef FEAT_CLIENTSERVER
6346 XPropertyEvent
*e
= (XPropertyEvent
*)&event
;
6348 if (e
->type
== PropertyNotify
&& e
->window
== commWindow
6349 && e
->atom
== commProperty
&& e
->state
== PropertyNewValue
)
6350 serverEventProc(xterm_dpy
, &event
);
6353 XtDispatchEvent(&event
);
6358 clip_xterm_own_selection(cbd
)
6361 if (xterm_Shell
!= (Widget
)0)
6362 return clip_x11_own_selection(xterm_Shell
, cbd
);
6367 clip_xterm_lose_selection(cbd
)
6370 if (xterm_Shell
!= (Widget
)0)
6371 clip_x11_lose_selection(xterm_Shell
, cbd
);
6375 clip_xterm_request_selection(cbd
)
6378 if (xterm_Shell
!= (Widget
)0)
6379 clip_x11_request_selection(xterm_Shell
, xterm_dpy
, cbd
);
6383 clip_xterm_set_selection(cbd
)
6386 clip_x11_set_selection(cbd
);
6391 #if defined(USE_XSMP) || defined(PROTO)
6393 * Code for X Session Management Protocol.
6395 static void xsmp_handle_save_yourself
__ARGS((SmcConn smc_conn
, SmPointer client_data
, int save_type
, Bool shutdown
, int interact_style
, Bool fast
));
6396 static void xsmp_die
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6397 static void xsmp_save_complete
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6398 static void xsmp_shutdown_cancelled
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6399 static void xsmp_ice_connection
__ARGS((IceConn iceConn
, IcePointer clientData
, Bool opening
, IcePointer
*watchData
));
6402 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
6403 static void xsmp_handle_interaction
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6406 * This is our chance to ask the user if they want to save,
6407 * or abort the logout
6411 xsmp_handle_interaction(smc_conn
, client_data
)
6413 SmPointer client_data
;
6415 cmdmod_T save_cmdmod
;
6416 int cancel_shutdown
= False
;
6418 save_cmdmod
= cmdmod
;
6419 cmdmod
.confirm
= TRUE
;
6420 if (check_changed_any(FALSE
))
6421 /* Mustn't logout */
6422 cancel_shutdown
= True
;
6423 cmdmod
= save_cmdmod
;
6424 setcursor(); /* position cursor */
6427 /* Done interaction */
6428 SmcInteractDone(smc_conn
, cancel_shutdown
);
6431 * Only end save-yourself here if we're not cancelling shutdown;
6432 * we'll get a cancelled callback later in which we'll end it.
6433 * Hopefully get around glitchy SMs (like GNOME-1)
6435 if (!cancel_shutdown
)
6437 xsmp
.save_yourself
= False
;
6438 SmcSaveYourselfDone(smc_conn
, True
);
6444 * Callback that starts save-yourself.
6448 xsmp_handle_save_yourself(smc_conn
, client_data
, save_type
,
6449 shutdown
, interact_style
, fast
)
6451 SmPointer client_data
;
6457 /* Handle already being in saveyourself */
6458 if (xsmp
.save_yourself
)
6459 SmcSaveYourselfDone(smc_conn
, True
);
6460 xsmp
.save_yourself
= True
;
6461 xsmp
.shutdown
= shutdown
;
6463 /* First up, preserve all files */
6465 ml_sync_all(FALSE
, FALSE
); /* preserve all swap files */
6468 verb_msg((char_u
*)_("XSMP handling save-yourself request"));
6470 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
6471 /* Now see if we can ask about unsaved files */
6472 if (shutdown
&& !fast
&& gui
.in_use
)
6473 /* Need to interact with user, but need SM's permission */
6474 SmcInteractRequest(smc_conn
, SmDialogError
,
6475 xsmp_handle_interaction
, client_data
);
6479 /* Can stop the cycle here */
6480 SmcSaveYourselfDone(smc_conn
, True
);
6481 xsmp
.save_yourself
= False
;
6487 * Callback to warn us of imminent death.
6491 xsmp_die(smc_conn
, client_data
)
6493 SmPointer client_data
;
6497 /* quit quickly leaving swapfiles for modified buffers behind */
6498 getout_preserve_modified(0);
6503 * Callback to tell us that save-yourself has completed.
6507 xsmp_save_complete(smc_conn
, client_data
)
6509 SmPointer client_data
;
6511 xsmp
.save_yourself
= False
;
6516 * Callback to tell us that an instigated shutdown was cancelled
6517 * (maybe even by us)
6521 xsmp_shutdown_cancelled(smc_conn
, client_data
)
6523 SmPointer client_data
;
6525 if (xsmp
.save_yourself
)
6526 SmcSaveYourselfDone(smc_conn
, True
);
6527 xsmp
.save_yourself
= False
;
6528 xsmp
.shutdown
= False
;
6533 * Callback to tell us that a new ICE connection has been established.
6537 xsmp_ice_connection(iceConn
, clientData
, opening
, watchData
)
6539 IcePointer clientData
;
6541 IcePointer
*watchData
;
6543 /* Intercept creation of ICE connection fd */
6546 xsmp_icefd
= IceConnectionNumber(iceConn
);
6547 IceRemoveConnectionWatch(xsmp_ice_connection
, NULL
);
6552 /* Handle any ICE processing that's required; return FAIL if SM lost */
6554 xsmp_handle_requests()
6558 if (IceProcessMessages(xsmp
.iceconn
, NULL
, &rep
)
6559 == IceProcessMessagesIOError
)
6563 verb_msg((char_u
*)_("XSMP lost ICE connection"));
6573 /* Set up X Session Management Protocol */
6577 char errorstring
[80];
6578 SmcCallbacks smcallbacks
;
6586 verb_msg((char_u
*)_("XSMP opening connection"));
6588 xsmp
.save_yourself
= xsmp
.shutdown
= False
;
6590 /* Set up SM callbacks - must have all, even if they're not used */
6591 smcallbacks
.save_yourself
.callback
= xsmp_handle_save_yourself
;
6592 smcallbacks
.save_yourself
.client_data
= NULL
;
6593 smcallbacks
.die
.callback
= xsmp_die
;
6594 smcallbacks
.die
.client_data
= NULL
;
6595 smcallbacks
.save_complete
.callback
= xsmp_save_complete
;
6596 smcallbacks
.save_complete
.client_data
= NULL
;
6597 smcallbacks
.shutdown_cancelled
.callback
= xsmp_shutdown_cancelled
;
6598 smcallbacks
.shutdown_cancelled
.client_data
= NULL
;
6600 /* Set up a watch on ICE connection creations. The "dummy" argument is
6601 * apparently required for FreeBSD (we get a BUS error when using NULL). */
6602 if (IceAddConnectionWatch(xsmp_ice_connection
, &dummy
) == 0)
6605 verb_msg((char_u
*)_("XSMP ICE connection watch failed"));
6609 /* Create an SM connection */
6610 xsmp
.smcconn
= SmcOpenConnection(
6615 SmcSaveYourselfProcMask
| SmcDieProcMask
6616 | SmcSaveCompleteProcMask
| SmcShutdownCancelledProcMask
,
6620 sizeof(errorstring
),
6622 if (xsmp
.smcconn
== NULL
)
6624 char errorreport
[132];
6628 vim_snprintf(errorreport
, sizeof(errorreport
),
6629 _("XSMP SmcOpenConnection failed: %s"), errorstring
);
6630 verb_msg((char_u
*)errorreport
);
6634 xsmp
.iceconn
= SmcGetIceConnection(xsmp
.smcconn
);
6638 smname
.value
= "vim";
6640 smnameprop
.name
= "SmProgram";
6641 smnameprop
.type
= "SmARRAY8";
6642 smnameprop
.num_vals
= 1;
6643 smnameprop
.vals
= &smname
;
6645 smprops
[0] = &smnameprop
;
6646 SmcSetProperties(xsmp
.smcconn
, 1, smprops
);
6651 /* Shut down XSMP comms. */
6655 if (xsmp_icefd
!= -1)
6657 SmcCloseConnection(xsmp
.smcconn
, 0, NULL
);
6658 vim_free(xsmp
.clientid
);
6659 xsmp
.clientid
= NULL
;
6663 #endif /* USE_XSMP */
6667 /* Translate character to its CTRL- value */
6671 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6672 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6673 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6674 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6675 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6676 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6680 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6683 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6694 0, 0, 0, 0, 0, 0, 0,
6705 0, 0, 0, 0, 0, 0, 0, 0,
6718 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6720 /* BE - C0 */ 0, 0, 0,
6730 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0,
6740 /* DA - DF */ 0, 0, 0, 0, 0, 0,
6751 /* EA - FF*/ 0, 0, 0, 0, 0, 0,
6752 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6755 char MetaCharTable
[]=
6756 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
6757 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0,
6758 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0,
6759 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0,
6760 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0
6764 /* TODO: Use characters NOT numbers!!! */
6765 char CtrlCharTable
[]=
6766 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
6767 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214,
6768 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109,
6769 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199,
6770 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233,