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"
38 #include "os_unixx.h" /* unix includes for os_unix.c only */
41 # include <X11/SM/SMlib.h>
45 # include <selinux/selinux.h>
46 static int selinux_enabled
= -1;
50 * Use this prototype for select, some include files have a wrong prototype
55 # define select beos_select
61 # include <cygwin/version.h>
62 # include <sys/cygwin.h> /* for cygwin_conv_to_posix_path() and/or
63 * for cygwin_conv_path() */
67 #if defined(HAVE_SELECT)
68 extern int select
__ARGS((int, fd_set
*, fd_set
*, fd_set
*, struct timeval
*));
73 /* <linux/keyboard.h> contains defines conflicting with "keymap.h",
74 * I just copied relevant defines here. A cleaner solution would be to put gpm
75 * code into separate file and include there linux/keyboard.h
77 /* #include <linux/keyboard.h> */
86 # define KG_CAPSSHIFT 8
88 static void gpm_close
__ARGS((void));
89 static int gpm_open
__ARGS((void));
90 static int mch_gpm_process
__ARGS((void));
94 # include <sys/consio.h>
95 # include <sys/fbio.h>
97 static int sysmouse_open
__ARGS((void));
98 static void sysmouse_close
__ARGS((void));
99 static RETSIGTYPE sig_sysmouse
__ARGS(SIGPROTOARG
);
103 * end of autoconf section. To be extended...
106 /* Are the following #ifdefs still required? And why? Is that for X11? */
108 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO)
117 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */
118 # define SIGWINCH SIGWINDOW
122 # include <X11/Xlib.h>
123 # include <X11/Xutil.h>
124 # include <X11/Xatom.h>
125 # ifdef FEAT_XCLIPBOARD
126 # include <X11/Intrinsic.h>
127 # include <X11/Shell.h>
128 # include <X11/StringDefs.h>
129 static Widget xterm_Shell
= (Widget
)0;
130 static void xterm_update
__ARGS((void));
133 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)
134 Window x11_window
= 0;
136 Display
*x11_display
= NULL
;
139 static int get_x11_windis
__ARGS((void));
140 static void set_x11_title
__ARGS((char_u
*));
141 static void set_x11_icon
__ARGS((char_u
*));
146 static int get_x11_title
__ARGS((int));
147 static int get_x11_icon
__ARGS((int));
149 static char_u
*oldtitle
= NULL
;
150 static int did_set_title
= FALSE
;
151 static char_u
*oldicon
= NULL
;
152 static int did_set_icon
= FALSE
;
155 static void may_core_dump
__ARGS((void));
157 static int WaitForChar
__ARGS((long));
158 #if defined(__BEOS__)
159 int RealWaitForChar
__ARGS((int, long, int *));
161 static int RealWaitForChar
__ARGS((int, long, int *));
164 #ifdef FEAT_XCLIPBOARD
165 static int do_xterm_trace
__ARGS((void));
166 # define XT_TRACE_DELAY 50 /* delay for xterm tracing */
169 static void handle_resize
__ARGS((void));
171 #if defined(SIGWINCH)
172 static RETSIGTYPE sig_winch
__ARGS(SIGPROTOARG
);
175 static RETSIGTYPE catch_sigint
__ARGS(SIGPROTOARG
);
178 static RETSIGTYPE catch_sigpwr
__ARGS(SIGPROTOARG
);
180 #if defined(SIGALRM) && defined(FEAT_X11) \
181 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK)
182 # define SET_SIG_ALARM
183 static RETSIGTYPE sig_alarm
__ARGS(SIGPROTOARG
);
184 static int sig_alarm_called
;
186 static RETSIGTYPE deathtrap
__ARGS(SIGPROTOARG
);
188 static void catch_int_signal
__ARGS((void));
189 static void set_signals
__ARGS((void));
190 static void catch_signals
__ARGS((RETSIGTYPE (*func_deadly
)(), RETSIGTYPE (*func_other
)()));
192 static int have_wildcard
__ARGS((int, char_u
**));
193 static int have_dollars
__ARGS((int, char_u
**));
197 static int save_patterns
__ARGS((int num_pat
, char_u
**pat
, int *num_file
, char_u
***file
));
201 # define SIG_ERR ((RETSIGTYPE (*)())-1)
204 static int do_resize
= FALSE
;
206 static char_u
*extra_shell_arg
= NULL
;
207 static int show_shell_mess
= TRUE
;
209 static int deadly_signal
= 0; /* The signal we caught */
210 static int in_mch_delay
= FALSE
; /* sleeping in mch_delay() */
212 static int curr_tmode
= TMODE_COOK
; /* contains current terminal mode */
217 SmcConn smcconn
; /* The SM connection ID */
218 IceConn iceconn
; /* The ICE connection ID */
219 char *clientid
; /* The client ID for the current smc session */
220 Bool save_yourself
; /* If we're in the middle of a save_yourself */
221 Bool shutdown
; /* If we're in shutdown mode */
224 static xsmp_config_T xsmp
;
227 #ifdef SYS_SIGLIST_DECLARED
230 * extern char *_sys_siglist[NSIG];
231 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings
232 * that describe the signals. That is nearly what we want here. But
233 * autoconf does only check for sys_siglist (without the underscore), I
234 * do not want to change everything today.... jw.
235 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in
239 static struct signalinfo
241 int sig
; /* Signal number, eg. SIGSEGV etc */
242 char *name
; /* Signal name (not char_u!). */
243 char deadly
; /* Catch as a deadly signal? */
247 {SIGHUP
, "HUP", TRUE
},
250 {SIGQUIT
, "QUIT", TRUE
},
253 {SIGILL
, "ILL", TRUE
},
256 {SIGTRAP
, "TRAP", TRUE
},
259 {SIGABRT
, "ABRT", TRUE
},
262 {SIGEMT
, "EMT", TRUE
},
265 {SIGFPE
, "FPE", TRUE
},
268 {SIGBUS
, "BUS", TRUE
},
271 {SIGSEGV
, "SEGV", TRUE
},
274 {SIGSYS
, "SYS", TRUE
},
277 {SIGALRM
, "ALRM", FALSE
}, /* Perl's alarm() can trigger it */
280 {SIGTERM
, "TERM", TRUE
},
283 {SIGVTALRM
, "VTALRM", TRUE
},
285 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME) && !defined(WE_ARE_PROFILING)
286 /* MzScheme uses SIGPROF for its own needs; On Linux with profiling
287 * this makes Vim exit. WE_ARE_PROFILING is defined in Makefile. */
288 {SIGPROF
, "PROF", TRUE
},
291 {SIGXCPU
, "XCPU", TRUE
},
294 {SIGXFSZ
, "XFSZ", TRUE
},
297 {SIGUSR1
, "USR1", TRUE
},
299 #if defined(SIGUSR2) && !defined(FEAT_SYSMOUSE)
300 /* Used for sysmouse handling */
301 {SIGUSR2
, "USR2", TRUE
},
304 {SIGINT
, "INT", FALSE
},
307 {SIGWINCH
, "WINCH", FALSE
},
310 {SIGTSTP
, "TSTP", FALSE
},
313 {SIGPIPE
, "PIPE", FALSE
},
315 {-1, "Unknown!", FALSE
}
323 write(1, (char *)s
, len
);
324 if (p_wd
) /* Unix is too fast, slow down a bit more */
325 RealWaitForChar(read_cmd_fd
, p_wd
, NULL
);
329 * mch_inchar(): low level input function.
330 * Get a characters from the keyboard.
331 * Return the number of characters that are available.
332 * If wtime == 0 do not wait for characters.
333 * If wtime == n wait a short time for characters.
334 * If wtime == -1 wait forever for characters.
337 mch_inchar(buf
, maxlen
, wtime
, tb_change_cnt
)
340 long wtime
; /* don't use "time", MIPS cannot handle it */
345 /* Check if window changed size while we were busy, perhaps the ":set
346 * columns=99" command was used. */
352 while (WaitForChar(wtime
) == 0) /* no character available */
354 if (!do_resize
) /* return if not interrupted by resize */
359 else /* wtime == -1 */
362 * If there is no character available within 'updatetime' seconds
363 * flush all the swap files to disk.
364 * Also done when interrupted by SIGWINCH.
366 if (WaitForChar(p_ut
) == 0)
369 if (trigger_cursorhold() && maxlen
>= 3
370 && !typebuf_changed(tb_change_cnt
))
374 buf
[2] = (int)KE_CURSORHOLD
;
382 for (;;) /* repeat until we got a character */
384 while (do_resize
) /* window changed size */
387 * we want to be interrupted by the winch signal
390 if (do_resize
) /* interrupted by SIGWINCH signal */
393 /* If input was put directly in typeahead buffer bail out here. */
394 if (typebuf_changed(tb_change_cnt
))
398 * For some terminals we only get one character at a time.
399 * We want the get all available characters, so we could keep on
400 * trying until none is available
401 * For some other terminals this is quite slow, that's why we don't do
404 len
= read_from_input_buf(buf
, (long)maxlen
);
410 for (i
= 0; i
< len
; i
++)
427 * return non-zero if a character is available
432 return WaitForChar(0L);
435 #if defined(HAVE_TOTAL_MEM) || defined(PROTO)
436 # ifdef HAVE_SYS_RESOURCE_H
437 # include <sys/resource.h>
439 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL)
440 # include <sys/sysctl.h>
442 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
443 # include <sys/sysinfo.h>
447 * Return total amount of memory available in Kbyte.
448 * Doesn't change when memory has been allocated.
452 mch_total_mem(special
)
456 return ulimit(3, 0L) >> 10; /* always 32MB? */
459 long_u shiftright
= 10; /* how much to shift "mem" right for Kbyte */
465 /* BSD way of getting the amount of RAM available. */
468 len
= sizeof(physmem
);
469 if (sysctl(mib
, 2, &physmem
, &len
, NULL
, 0) == 0)
470 mem
= (long_u
)physmem
;
473 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
476 struct sysinfo sinfo
;
478 /* Linux way of getting amount of RAM available */
479 if (sysinfo(&sinfo
) == 0)
481 # ifdef HAVE_SYSINFO_MEM_UNIT
482 /* avoid overflow as much as possible */
483 while (shiftright
> 0 && (sinfo
.mem_unit
& 1) == 0)
485 sinfo
.mem_unit
= sinfo
.mem_unit
>> 1;
488 mem
= sinfo
.totalram
* sinfo
.mem_unit
;
490 mem
= sinfo
.totalram
;
499 long pagesize
, pagecount
;
501 /* Solaris way of getting amount of RAM available */
502 pagesize
= sysconf(_SC_PAGESIZE
);
503 pagecount
= sysconf(_SC_PHYS_PAGES
);
504 if (pagesize
> 0 && pagecount
> 0)
506 /* avoid overflow as much as possible */
507 while (shiftright
> 0 && (pagesize
& 1) == 0)
509 pagesize
= (long_u
)pagesize
>> 1;
512 mem
= (long_u
)pagesize
* pagecount
;
517 /* Return the minimum of the physical memory and the user limit, because
518 * using more than the user limit may cause Vim to be terminated. */
519 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)
523 if (getrlimit(RLIMIT_DATA
, &rlp
) == 0
524 && rlp
.rlim_cur
< ((rlim_t
)1 << (sizeof(long_u
) * 8 - 1))
525 # ifdef RLIM_INFINITY
526 && rlp
.rlim_cur
!= RLIM_INFINITY
528 && ((long_u
)rlp
.rlim_cur
>> 10) < (mem
>> shiftright
)
531 mem
= (long_u
)rlp
.rlim_cur
;
538 return mem
>> shiftright
;
539 return (long_u
)0x1fffff;
545 mch_delay(msec
, ignoreinput
)
551 long total
= msec
; /* remember original value */
556 /* Go to cooked mode without echo, to allow SIGINT interrupting us
557 * here. But we don't want QUIT to kill us (CTRL-\ used in a
558 * shell may produce SIGQUIT). */
560 old_tmode
= curr_tmode
;
561 if (curr_tmode
== TMODE_RAW
)
562 settmode(TMODE_SLEEP
);
565 * Everybody sleeps in a different way...
566 * Prefer nanosleep(), some versions of usleep() can only sleep up to
572 /* if total is large enough, wait by portions in p_mzq */
579 #ifdef HAVE_NANOSLEEP
583 ts
.tv_sec
= msec
/ 1000;
584 ts
.tv_nsec
= (msec
% 1000) * 1000000;
585 (void)nanosleep(&ts
, NULL
);
591 usleep((unsigned int)(999 * 1000));
594 usleep((unsigned int)(msec
* 1000));
597 poll(NULL
, 0, (int)msec
);
605 tv
.tv_sec
= msec
/ 1000;
606 tv
.tv_usec
= (msec
% 1000) * 1000;
608 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get
609 * a patch from Sun to fix this. Reported by Gunnar Pedersen.
611 select(0, NULL
, NULL
, NULL
, &tv
);
613 # endif /* __EMX__ */
614 # endif /* HAVE_SELECT */
615 # endif /* HAVE_NANOSLEEP */
616 #endif /* HAVE_USLEEP */
623 in_mch_delay
= FALSE
;
629 #if 0 /* disabled, no longer needed now that regmatch() is not recursive */
630 # if defined(HAVE_GETRLIMIT)
631 # define HAVE_STACK_LIMIT
635 #if defined(HAVE_STACK_LIMIT) \
636 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK))
637 # define HAVE_CHECK_STACK_GROWTH
639 * Support for checking for an almost-out-of-stack-space situation.
643 * Return a pointer to an item on the stack. Used to find out if the stack
646 static void check_stack_growth
__ARGS((char *p
));
647 static int stack_grows_downwards
;
650 * Find out if the stack grows upwards or downwards.
651 * "p" points to a variable on the stack of the caller.
654 check_stack_growth(p
)
659 stack_grows_downwards
= (p
> (char *)&i
);
663 #if defined(HAVE_STACK_LIMIT) || defined(PROTO)
664 static char *stack_limit
= NULL
;
666 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
667 # include <pthread.h>
668 # include <pthread_np.h>
672 * Find out until how var the stack can grow without getting into trouble.
673 * Called when starting up and when switching to the signal stack in
683 /* Set the stack limit to 15/16 of the allowable size. Skip this when the
684 * limit doesn't fit in a long (rlim_cur might be "long long"). */
685 if (getrlimit(RLIMIT_STACK
, &rlp
) == 0
686 && rlp
.rlim_cur
< ((rlim_t
)1 << (sizeof(long_u
) * 8 - 1))
687 # ifdef RLIM_INFINITY
688 && rlp
.rlim_cur
!= RLIM_INFINITY
692 lim
= (long)rlp
.rlim_cur
;
693 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
698 /* On FreeBSD the initial thread always has a fixed stack size, no
699 * matter what the limits are set to. Normally it's 1 Mbyte. */
700 pthread_attr_init(&attr
);
701 if (pthread_attr_get_np(pthread_self(), &attr
) == 0)
703 pthread_attr_getstacksize(&attr
, &size
);
704 if (lim
> (long)size
)
707 pthread_attr_destroy(&attr
);
710 if (stack_grows_downwards
)
712 stack_limit
= (char *)((long)&i
- (lim
/ 16L * 15L));
713 if (stack_limit
>= (char *)&i
)
714 /* overflow, set to 1/16 of current stack position */
715 stack_limit
= (char *)((long)&i
/ 16L);
719 stack_limit
= (char *)((long)&i
+ (lim
/ 16L * 15L));
720 if (stack_limit
<= (char *)&i
)
721 stack_limit
= NULL
; /* overflow */
727 * Return FAIL when running out of stack space.
728 * "p" must point to any variable local to the caller that's on the stack.
734 if (stack_limit
!= NULL
)
736 if (stack_grows_downwards
)
741 else if (p
> stack_limit
)
748 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
750 * Support for using the signal stack.
751 * This helps when we run out of stack space, which causes a SIGSEGV. The
752 * signal handler then must run on another stack, since the normal stack is
757 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */
760 # ifdef HAVE_SIGALTSTACK
761 static stack_t sigstk
; /* for sigaltstack() */
763 static struct sigstack sigstk
; /* for sigstack() */
766 static void init_signal_stack
__ARGS((void));
767 static char *signal_stack
;
772 if (signal_stack
!= NULL
)
774 # ifdef HAVE_SIGALTSTACK
775 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \
776 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040)
777 /* missing prototype. Adding it to osdef?.h.in doesn't work, because
778 * "struct sigaltstack" needs to be declared. */
779 extern int sigaltstack
__ARGS((const struct sigaltstack
*ss
, struct sigaltstack
*oss
));
783 sigstk
.ss_base
= signal_stack
;
785 sigstk
.ss_sp
= signal_stack
;
787 sigstk
.ss_size
= SIGSTKSZ
;
789 (void)sigaltstack(&sigstk
, NULL
);
791 sigstk
.ss_sp
= signal_stack
;
792 if (stack_grows_downwards
)
793 sigstk
.ss_sp
+= SIGSTKSZ
- 1;
794 sigstk
.ss_onstack
= 0;
795 (void)sigstack(&sigstk
, NULL
);
802 * We need correct potatotypes for a signal function, otherwise mean compilers
803 * will barf when the second argument to signal() is ``wrong''.
804 * Let me try it with a few tricky defines from my own osdef.h (jw).
806 #if defined(SIGWINCH)
809 sig_winch
SIGDEFARG(sigarg
)
811 /* this is not required on all systems, but it doesn't hurt anybody */
812 signal(SIGWINCH
, (RETSIGTYPE (*)())sig_winch
);
821 catch_sigint
SIGDEFARG(sigarg
)
823 /* this is not required on all systems, but it doesn't hurt anybody */
824 signal(SIGINT
, (RETSIGTYPE (*)())catch_sigint
);
833 catch_sigpwr
SIGDEFARG(sigarg
)
835 /* this is not required on all systems, but it doesn't hurt anybody */
836 signal(SIGPWR
, (RETSIGTYPE (*)())catch_sigpwr
);
838 * I'm not sure we get the SIGPWR signal when the system is really going
839 * down or when the batteries are almost empty. Just preserve the swap
840 * files and don't exit, that can't do any harm.
842 ml_sync_all(FALSE
, FALSE
);
849 * signal function for alarm().
853 sig_alarm
SIGDEFARG(sigarg
)
855 /* doesn't do anything, just to break a system call */
856 sig_alarm_called
= TRUE
;
861 #if (defined(HAVE_SETJMP_H) \
862 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \
863 || defined(FEAT_LIBCALL))) \
866 * A simplistic version of setjmp() that only allows one level of using.
867 * Don't call twice before calling mch_endjmp()!.
870 * if (SETJMP(lc_jump_env) != 0)
880 * Note: Can't move SETJMP() here, because a function calling setjmp() must
881 * not return before the saved environment is used.
882 * Returns OK for normal return, FAIL when the protected code caused a
883 * problem and LONGJMP() was used.
903 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
904 /* On FreeBSD the signal stack has to be reset after using siglongjmp(),
905 * otherwise catching the signal only works once. */
912 * This function handles deadly signals.
913 * It tries to preserve any swap file and exit properly.
914 * (partly from Elvis).
917 deathtrap
SIGDEFARG(sigarg
)
919 static int entered
= 0; /* count the number of times we got here.
920 Note: when memory has been corrupted
921 this may get an arbitrary value! */
926 #if defined(HAVE_SETJMP_H)
928 * Catch a crash in protected code.
929 * Restores the environment saved in lc_jump_env, which looks like
930 * SETJMP() returns 1.
934 # if defined(SIGHASARG)
937 lc_active
= FALSE
; /* don't jump again */
938 LONGJMP(lc_jump_env
, 1);
945 /* While in mch_delay() we go to cooked mode to allow a CTRL-C to
946 * interrupt us. But in cooked mode we may also get SIGQUIT, e.g., when
947 * pressing CTRL-\, but we don't want Vim to exit then. */
948 if (in_mch_delay
&& sigarg
== SIGQUIT
)
952 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return
953 * here. This avoids that a non-reentrant function is interrupted, e.g.,
954 * free(). Calling free() again may then cause a crash. */
976 && !vim_handle_signal(sigarg
))
980 /* Remember how often we have been called. */
984 /* Set the v:dying variable. */
985 set_vim_var_nr(VV_DYING
, (long)entered
);
988 #ifdef HAVE_STACK_LIMIT
989 /* Since we are now using the signal stack, need to reset the stack
990 * limit. Otherwise using a regexp will fail. */
995 /* This is for opening gdb the moment Vim crashes.
996 * You need to manually adjust the file name and Vim executable name.
997 * Suggested by SungHyun Nam. */
999 # define VI_GDB_FILE "/tmp/vimgdb"
1000 # define VIM_NAME "/usr/bin/vim"
1001 FILE *fp
= fopen(VI_GDB_FILE
, "w");
1009 , VIM_NAME
, getpid());
1011 system("xterm -e gdb -x "VI_GDB_FILE
);
1012 unlink(VI_GDB_FILE
);
1018 /* try to find the name of this signal */
1019 for (i
= 0; signal_info
[i
].sig
!= -1; i
++)
1020 if (sigarg
== signal_info
[i
].sig
)
1022 deadly_signal
= sigarg
;
1025 full_screen
= FALSE
; /* don't write message to the GUI, it might be
1026 * part of the problem... */
1028 * If something goes wrong after entering here, we may get here again.
1029 * When this happens, give a message and try to exit nicely (resetting the
1030 * terminal mode, etc.)
1031 * When this happens twice, just exit, don't even try to give a message,
1032 * stack may be corrupt or something weird.
1033 * When this still happens again (or memory was corrupted in such a way
1034 * that "entered" was clobbered) use _exit(), don't try freeing resources.
1038 reset_signals(); /* don't catch any signals anymore */
1046 OUT_STR(_("Vim: Double signal, exiting\n"));
1052 sprintf((char *)IObuff
, _("Vim: Caught deadly signal %s\n"),
1053 signal_info
[i
].name
);
1055 sprintf((char *)IObuff
, _("Vim: Caught deadly signal\n"));
1057 preserve_exit(); /* preserve files and exit */
1070 * On Solaris with multi-threading, suspending might not work immediately.
1071 * Catch the SIGCONT signal, which will be used as an indication whether the
1072 * suspending has been done or not.
1074 static int sigcont_received
;
1075 static RETSIGTYPE sigcont_handler
__ARGS(SIGPROTOARG
);
1078 * signal handler for SIGCONT
1082 sigcont_handler
SIGDEFARG(sigarg
)
1084 sigcont_received
= TRUE
;
1090 * If the machine has job control, use it to suspend the program,
1091 * otherwise fake it by starting a new shell.
1096 /* BeOS does have SIGTSTP, but it doesn't work. */
1097 #if defined(SIGTSTP) && !defined(__BEOS__)
1098 out_flush(); /* needed to make cursor visible on some systems */
1099 settmode(TMODE_COOK
);
1100 out_flush(); /* needed to disable mouse on some systems */
1102 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
1103 /* Since we are going to sleep, we can't respond to requests for the X
1104 * selections. Lose them, otherwise other applications will hang. But
1105 * first copy the text to cut buffer 0. */
1106 if (clip_star
.owned
|| clip_plus
.owned
)
1108 x11_export_final_selection();
1109 if (clip_star
.owned
)
1110 clip_lose_selection(&clip_star
);
1111 if (clip_plus
.owned
)
1112 clip_lose_selection(&clip_plus
);
1113 if (x11_display
!= NULL
)
1114 XFlush(x11_display
);
1119 sigcont_received
= FALSE
;
1121 kill(0, SIGTSTP
); /* send ourselves a STOP signal */
1123 /* When we didn't suspend immediately in the kill(), do it now. Happens
1124 * on multi-threaded Solaris. */
1125 if (!sigcont_received
)
1131 * Set oldtitle to NULL, so the current title is obtained again.
1136 settmode(TMODE_RAW
);
1137 need_check_timestamps
= TRUE
;
1138 did_check_timestamps
= FALSE
;
1153 #ifdef MACOS_CONVERT
1161 #if defined(SIGWINCH)
1163 * WINDOW CHANGE signal is handled with sig_winch().
1165 signal(SIGWINCH
, (RETSIGTYPE (*)())sig_winch
);
1169 * We want the STOP signal to work, to make mch_suspend() work.
1170 * For "rvim" the STOP signal is ignored.
1173 signal(SIGTSTP
, restricted
? SIG_IGN
: SIG_DFL
);
1176 signal(SIGCONT
, sigcont_handler
);
1180 * We want to ignore breaking of PIPEs.
1183 signal(SIGPIPE
, SIG_IGN
);
1191 * Ignore alarm signals (Perl's alarm() generates it).
1194 signal(SIGALRM
, SIG_IGN
);
1198 * Catch SIGPWR (power failure?) to preserve the swap files, so that no
1199 * work will be lost.
1202 signal(SIGPWR
, (RETSIGTYPE (*)())catch_sigpwr
);
1206 * Arrange for other signals to gracefully shutdown Vim.
1208 catch_signals(deathtrap
, SIG_ERR
);
1210 #if defined(FEAT_GUI) && defined(SIGHUP)
1212 * When the GUI is running, ignore the hangup signal.
1215 signal(SIGHUP
, SIG_IGN
);
1219 #if defined(SIGINT) || defined(PROTO)
1221 * Catch CTRL-C (only works while in Cooked mode).
1226 signal(SIGINT
, (RETSIGTYPE (*)())catch_sigint
);
1233 catch_signals(SIG_DFL
, SIG_DFL
);
1235 /* SIGCONT isn't in the list, because its default action is ignore */
1236 signal(SIGCONT
, SIG_DFL
);
1241 catch_signals(func_deadly
, func_other
)
1242 RETSIGTYPE (*func_deadly
)();
1243 RETSIGTYPE (*func_other
)();
1247 for (i
= 0; signal_info
[i
].sig
!= -1; i
++)
1248 if (signal_info
[i
].deadly
)
1250 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION)
1251 struct sigaction sa
;
1253 /* Setup to use the alternate stack for the signal function. */
1254 sa
.sa_handler
= func_deadly
;
1255 sigemptyset(&sa
.sa_mask
);
1256 # if defined(__linux__) && defined(_REENTRANT)
1257 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in
1258 * thread handling in combination with using the alternate stack:
1259 * pthread library functions try to use the stack pointer to
1260 * identify the current thread, causing a SEGV signal, which
1261 * recursively calls deathtrap() and hangs. */
1264 sa
.sa_flags
= SA_ONSTACK
;
1266 sigaction(signal_info
[i
].sig
, &sa
, NULL
);
1268 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC)
1271 /* Setup to use the alternate stack for the signal function. */
1272 sv
.sv_handler
= func_deadly
;
1274 sv
.sv_flags
= SV_ONSTACK
;
1275 sigvec(signal_info
[i
].sig
, &sv
, NULL
);
1277 signal(signal_info
[i
].sig
, func_deadly
);
1281 else if (func_other
!= SIG_ERR
)
1282 signal(signal_info
[i
].sig
, func_other
);
1286 * Handling of SIGHUP, SIGQUIT and SIGTERM:
1287 * "when" == a signal: when busy, postpone and return FALSE, otherwise
1289 * "when" == SIGNAL_BLOCK: Going to be busy, block signals
1290 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed
1292 * Returns TRUE when Vim should exit.
1295 vim_handle_signal(sig
)
1298 static int got_signal
= 0;
1299 static int blocked
= TRUE
;
1303 case SIGNAL_BLOCK
: blocked
= TRUE
;
1306 case SIGNAL_UNBLOCK
: blocked
= FALSE
;
1307 if (got_signal
!= 0)
1309 kill(getpid(), got_signal
);
1314 default: if (!blocked
)
1315 return TRUE
; /* exit! */
1320 got_int
= TRUE
; /* break any loops */
1327 * Check_win checks whether we have an interactive stdout.
1331 mch_check_win(argc
, argv
)
1337 * Store argv[0], may be used for $VIM. Only use it if it is an absolute
1338 * name, mostly it's just "vim" and found in the path, which is unusable.
1340 if (mch_isFullName(argv
[0]))
1341 exe_name
= vim_strsave((char_u
*)argv
[0]);
1349 * Return TRUE if the input comes from a terminal, FALSE otherwise.
1354 if (isatty(read_cmd_fd
))
1361 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \
1362 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE))
1364 static void xopen_message
__ARGS((struct timeval
*tvp
));
1367 * Give a message about the elapsed time for opening the X window.
1371 struct timeval
*tvp
; /* must contain start time */
1373 struct timeval end_tv
;
1375 /* Compute elapsed time. */
1376 gettimeofday(&end_tv
, NULL
);
1377 smsg((char_u
*)_("Opening the X display took %ld msec"),
1378 (end_tv
.tv_sec
- tvp
->tv_sec
) * 1000L
1379 + (end_tv
.tv_usec
- tvp
->tv_usec
) / 1000L);
1384 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD))
1386 * A few functions shared by X11 title and clipboard code.
1388 static int x_error_handler
__ARGS((Display
*dpy
, XErrorEvent
*error_event
));
1389 static int x_error_check
__ARGS((Display
*dpy
, XErrorEvent
*error_event
));
1390 static int x_connect_to_server
__ARGS((void));
1391 static int test_x11_window
__ARGS((Display
*dpy
));
1393 static int got_x_error
= FALSE
;
1396 * X Error handler, otherwise X just exits! (very rude) -- webb
1399 x_error_handler(dpy
, error_event
)
1401 XErrorEvent
*error_event
;
1403 XGetErrorText(dpy
, error_event
->error_code
, (char *)IObuff
, IOSIZE
);
1404 STRCAT(IObuff
, _("\nVim: Got X error\n"));
1406 /* We cannot print a message and continue, because no X calls are allowed
1407 * here (causes my system to hang). Silently continuing might be an
1409 preserve_exit(); /* preserve files and exit */
1411 return 0; /* NOTREACHED */
1415 * Another X Error handler, just used to check for errors.
1419 x_error_check(dpy
, error_event
)
1421 XErrorEvent
*error_event
;
1427 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
1428 # if defined(HAVE_SETJMP_H)
1430 * An X IO Error handler, used to catch error while opening the display.
1432 static int x_IOerror_check
__ARGS((Display
*dpy
));
1436 x_IOerror_check(dpy
)
1439 /* This function should not return, it causes exit(). Longjump instead. */
1440 LONGJMP(lc_jump_env
, 1);
1447 * An X IO Error handler, used to catch terminal errors.
1449 static int x_IOerror_handler
__ARGS((Display
*dpy
));
1453 x_IOerror_handler(dpy
)
1459 xterm_Shell
= (Widget
)0;
1461 /* This function should not return, it causes exit(). Longjump instead. */
1462 LONGJMP(x_jump_env
, 1);
1469 * Return TRUE when connection to the X server is desired.
1472 x_connect_to_server()
1474 regmatch_T regmatch
;
1476 #if defined(FEAT_CLIENTSERVER)
1477 if (x_force_connect
)
1483 /* Check for a match with "exclude:" from 'clipboard'. */
1484 if (clip_exclude_prog
!= NULL
)
1486 regmatch
.rm_ic
= FALSE
; /* Don't ignore case */
1487 regmatch
.regprog
= clip_exclude_prog
;
1488 if (vim_regexec(®match
, T_NAME
, (colnr_T
)0))
1495 * Test if "dpy" and x11_window are valid by getting the window title.
1496 * I don't actually want it yet, so there may be a simpler call to use, but
1497 * this will cause the error handler x_error_check() to be called if anything
1498 * is wrong, such as the window pointer being invalid (as can happen when the
1499 * user changes his DISPLAY, but not his WINDOWID) -- webb
1502 test_x11_window(dpy
)
1505 int (*old_handler
)();
1506 XTextProperty text_prop
;
1508 old_handler
= XSetErrorHandler(x_error_check
);
1509 got_x_error
= FALSE
;
1510 if (XGetWMName(dpy
, x11_window
, &text_prop
))
1511 XFree((void *)text_prop
.value
);
1513 (void)XSetErrorHandler(old_handler
);
1515 if (p_verbose
> 0 && got_x_error
)
1516 verb_msg((char_u
*)_("Testing the X display failed"));
1518 return (got_x_error
? FAIL
: OK
);
1526 static int get_x11_thing
__ARGS((int get_title
, int test_only
));
1529 * try to get x11 window and display
1531 * return FAIL for failure, OK otherwise
1537 static int result
= -1;
1538 #define XD_NONE 0 /* x11_display not set here */
1539 #define XD_HERE 1 /* x11_display opened here */
1540 #define XD_GUI 2 /* x11_display used from gui.dpy */
1541 #define XD_XTERM 3 /* x11_display used from xterm_dpy */
1542 static int x11_display_from
= XD_NONE
;
1543 static int did_set_error_handler
= FALSE
;
1545 if (!did_set_error_handler
)
1547 /* X just exits if it finds an error otherwise! */
1548 (void)XSetErrorHandler(x_error_handler
);
1549 did_set_error_handler
= TRUE
;
1552 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
1556 * If the X11 display was opened here before, for the window where Vim
1557 * was started, close that one now to avoid a memory leak.
1559 if (x11_display_from
== XD_HERE
&& x11_display
!= NULL
)
1561 XCloseDisplay(x11_display
);
1562 x11_display_from
= XD_NONE
;
1564 if (gui_get_x11_windis(&x11_window
, &x11_display
) == OK
)
1566 x11_display_from
= XD_GUI
;
1572 else if (x11_display_from
== XD_GUI
)
1574 /* GUI must have stopped somehow, clear x11_display */
1577 x11_display_from
= XD_NONE
;
1581 /* When started with the "-X" argument, don't try connecting. */
1582 if (!x_connect_to_server())
1586 * If WINDOWID not set, should try another method to find out
1587 * what the current window number is. The only code I know for
1588 * this is very complicated.
1589 * We assume that zero is invalid for WINDOWID.
1591 if (x11_window
== 0 && (winid
= getenv("WINDOWID")) != NULL
)
1592 x11_window
= (Window
)atol(winid
);
1594 #ifdef FEAT_XCLIPBOARD
1595 if (xterm_dpy
!= NULL
&& x11_window
!= 0)
1597 /* We may have checked it already, but Gnome terminal can move us to
1598 * another window, so we need to check every time. */
1599 if (x11_display_from
!= XD_XTERM
)
1602 * If the X11 display was opened here before, for the window where
1603 * Vim was started, close that one now to avoid a memory leak.
1605 if (x11_display_from
== XD_HERE
&& x11_display
!= NULL
)
1606 XCloseDisplay(x11_display
);
1607 x11_display
= xterm_dpy
;
1608 x11_display_from
= XD_XTERM
;
1610 if (test_x11_window(x11_display
) == FAIL
)
1612 /* probably bad $WINDOWID */
1615 x11_display_from
= XD_NONE
;
1622 if (x11_window
== 0 || x11_display
== NULL
)
1625 if (result
!= -1) /* Have already been here and set this */
1626 return result
; /* Don't do all these X calls again */
1628 if (x11_window
!= 0 && x11_display
== NULL
)
1630 #ifdef SET_SIG_ALARM
1631 RETSIGTYPE (*sig_save
)();
1633 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
1634 struct timeval start_tv
;
1637 gettimeofday(&start_tv
, NULL
);
1640 #ifdef SET_SIG_ALARM
1642 * Opening the Display may hang if the DISPLAY setting is wrong, or
1643 * the network connection is bad. Set an alarm timer to get out.
1645 sig_alarm_called
= FALSE
;
1646 sig_save
= (RETSIGTYPE (*)())signal(SIGALRM
,
1647 (RETSIGTYPE (*)())sig_alarm
);
1650 x11_display
= XOpenDisplay(NULL
);
1652 #ifdef SET_SIG_ALARM
1654 signal(SIGALRM
, (RETSIGTYPE (*)())sig_save
);
1655 if (p_verbose
> 0 && sig_alarm_called
)
1656 verb_msg((char_u
*)_("Opening the X display timed out"));
1658 if (x11_display
!= NULL
)
1660 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
1664 xopen_message(&start_tv
);
1668 if (test_x11_window(x11_display
) == FAIL
)
1670 /* Maybe window id is bad */
1672 XCloseDisplay(x11_display
);
1676 x11_display_from
= XD_HERE
;
1679 if (x11_window
== 0 || x11_display
== NULL
)
1680 return (result
= FAIL
);
1681 return (result
= OK
);
1685 * Determine original x11 Window Title
1688 get_x11_title(test_only
)
1691 return get_x11_thing(TRUE
, test_only
);
1695 * Determine original x11 Window icon
1698 get_x11_icon(test_only
)
1703 retval
= get_x11_thing(FALSE
, test_only
);
1705 /* could not get old icon, use terminal name */
1706 if (oldicon
== NULL
&& !test_only
)
1708 if (STRNCMP(T_NAME
, "builtin_", 8) == 0)
1709 oldicon
= T_NAME
+ 8;
1718 get_x11_thing(get_title
, test_only
)
1719 int get_title
; /* get title string */
1722 XTextProperty text_prop
;
1726 if (get_x11_windis() == OK
)
1728 /* Get window/icon name if any */
1730 status
= XGetWMName(x11_display
, x11_window
, &text_prop
);
1732 status
= XGetWMIconName(x11_display
, x11_window
, &text_prop
);
1735 * If terminal is xterm, then x11_window may be a child window of the
1736 * outer xterm window that actually contains the window/icon name, so
1737 * keep traversing up the tree until a window with a title/icon is
1740 /* Previously this was only done for xterm and alikes. I don't see a
1741 * reason why it would fail for other terminal emulators.
1742 * if (term_is_xterm) */
1746 Window win
= x11_window
;
1748 unsigned int num_children
;
1750 while (!status
|| text_prop
.value
== NULL
)
1752 if (!XQueryTree(x11_display
, win
, &root
, &parent
, &children
,
1756 XFree((void *)children
);
1757 if (parent
== root
|| parent
== 0)
1762 status
= XGetWMName(x11_display
, win
, &text_prop
);
1764 status
= XGetWMIconName(x11_display
, win
, &text_prop
);
1767 if (status
&& text_prop
.value
!= NULL
)
1772 #ifdef FEAT_XFONTSET
1773 if (text_prop
.encoding
== XA_STRING
)
1777 oldtitle
= vim_strsave((char_u
*)text_prop
.value
);
1779 oldicon
= vim_strsave((char_u
*)text_prop
.value
);
1780 #ifdef FEAT_XFONTSET
1785 Status transform_status
;
1788 transform_status
= XmbTextPropertyToTextList(x11_display
,
1791 if (transform_status
>= Success
&& n
> 0 && cl
[0])
1794 oldtitle
= vim_strsave((char_u
*) cl
[0]);
1796 oldicon
= vim_strsave((char_u
*) cl
[0]);
1797 XFreeStringList(cl
);
1802 oldtitle
= vim_strsave((char_u
*)text_prop
.value
);
1804 oldicon
= vim_strsave((char_u
*)text_prop
.value
);
1809 XFree((void *)text_prop
.value
);
1815 /* Are Xutf8 functions available? Avoid error from old compilers. */
1816 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE)
1817 # if X_HAVE_UTF8_STRING
1818 # define USE_UTF8_STRING
1823 * Set x11 Window Title
1825 * get_x11_windis() must be called before this and have returned OK
1828 set_x11_title(title
)
1831 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING
1832 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't
1833 * supported everywhere and STRING doesn't work for multi-byte titles.
1835 #ifdef USE_UTF8_STRING
1837 Xutf8SetWMProperties(x11_display
, x11_window
, (const char *)title
,
1838 NULL
, NULL
, 0, NULL
, NULL
, NULL
);
1842 #if XtSpecificationRelease >= 4
1843 # ifdef FEAT_XFONTSET
1844 XmbSetWMProperties(x11_display
, x11_window
, (const char *)title
,
1845 NULL
, NULL
, 0, NULL
, NULL
, NULL
);
1847 XTextProperty text_prop
;
1848 char *c_title
= (char *)title
;
1850 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */
1851 (void)XStringListToTextProperty(&c_title
, 1, &text_prop
);
1852 XSetWMProperties(x11_display
, x11_window
, &text_prop
,
1853 NULL
, NULL
, 0, NULL
, NULL
, NULL
);
1856 XStoreName(x11_display
, x11_window
, (char *)title
);
1859 XFlush(x11_display
);
1863 * Set x11 Window icon
1865 * get_x11_windis() must be called before this and have returned OK
1871 /* See above for comments about using X*SetWMProperties(). */
1872 #ifdef USE_UTF8_STRING
1874 Xutf8SetWMProperties(x11_display
, x11_window
, NULL
, (const char *)icon
,
1875 NULL
, 0, NULL
, NULL
, NULL
);
1879 #if XtSpecificationRelease >= 4
1880 # ifdef FEAT_XFONTSET
1881 XmbSetWMProperties(x11_display
, x11_window
, NULL
, (const char *)icon
,
1882 NULL
, 0, NULL
, NULL
, NULL
);
1884 XTextProperty text_prop
;
1885 char *c_icon
= (char *)icon
;
1887 (void)XStringListToTextProperty(&c_icon
, 1, &text_prop
);
1888 XSetWMProperties(x11_display
, x11_window
, NULL
, &text_prop
,
1889 NULL
, 0, NULL
, NULL
, NULL
);
1892 XSetIconName(x11_display
, x11_window
, (char *)icon
);
1895 XFlush(x11_display
);
1898 #else /* FEAT_X11 */
1902 get_x11_title(test_only
)
1909 get_x11_icon(test_only
)
1914 if (STRNCMP(T_NAME
, "builtin_", 8) == 0)
1915 oldicon
= T_NAME
+ 8;
1922 #endif /* FEAT_X11 */
1925 mch_can_restore_title()
1927 return get_x11_title(TRUE
);
1931 mch_can_restore_icon()
1933 return get_x11_icon(TRUE
);
1937 * Set the window title and icon.
1940 mch_settitle(title
, icon
)
1945 static int recursive
= 0;
1947 if (T_NAME
== NULL
) /* no terminal name (yet) */
1949 if (title
== NULL
&& icon
== NULL
) /* nothing to do */
1952 /* When one of the X11 functions causes a deadly signal, we get here again
1953 * recursively. Avoid hanging then (something is probably locked). */
1959 * if the window ID and the display is known, we may use X11 calls
1962 if (get_x11_windis() == OK
)
1965 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) \
1966 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MACVIM)
1973 * Note: if "t_TS" is set, title is set with escape sequence rather
1974 * than x11 calls, because the x11 calls don't always work
1976 if ((type
|| *T_TS
!= NUL
) && title
!= NULL
)
1978 if (oldtitle
== NULL
1982 ) /* first call but not in GUI, save title */
1983 (void)get_x11_title(FALSE
);
1985 if (*T_TS
!= NUL
) /* it's OK if t_fs is empty */
1986 term_settitle(title
);
1989 # ifdef FEAT_GUI_GTK
1990 if (!gui
.in_use
) /* don't do this if GTK+ is running */
1992 set_x11_title(title
); /* x11 */
1994 #if defined(FEAT_GUI_GTK) \
1995 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) \
1996 || defined(FEAT_GUI_MACVIM)
1998 gui_mch_settitle(title
, icon
);
2000 did_set_title
= TRUE
;
2003 if ((type
|| *T_CIS
!= NUL
) && icon
!= NULL
)
2009 ) /* first call, save icon */
2010 get_x11_icon(FALSE
);
2014 out_str(T_CIS
); /* set icon start */
2016 out_str(T_CIE
); /* set icon end */
2021 # ifdef FEAT_GUI_GTK
2022 if (!gui
.in_use
) /* don't do this if GTK+ is running */
2024 set_x11_icon(icon
); /* x11 */
2026 did_set_icon
= TRUE
;
2032 * Restore the window/icon title.
2033 * "which" is one of:
2034 * 1 only restore title
2035 * 2 only restore icon
2036 * 3 restore title and icon
2039 mch_restore_title(which
)
2042 /* only restore the title or icon when it has been set */
2043 mch_settitle(((which
& 1) && did_set_title
) ?
2044 (oldtitle
? oldtitle
: p_titleold
) : NULL
,
2045 ((which
& 2) && did_set_icon
) ? oldicon
: NULL
);
2048 #endif /* FEAT_TITLE */
2051 * Return TRUE if "name" looks like some xterm name.
2052 * Seiichi Sato mentioned that "mlterm" works like xterm.
2060 return (STRNICMP(name
, "xterm", 5) == 0
2061 || STRNICMP(name
, "nxterm", 6) == 0
2062 || STRNICMP(name
, "kterm", 5) == 0
2063 || STRNICMP(name
, "mlterm", 6) == 0
2064 || STRNICMP(name
, "rxvt", 4) == 0
2065 || STRCMP(name
, "builtin_xterm") == 0);
2068 #if defined(FEAT_MOUSE_XTERM) || defined(PROTO)
2070 * Return TRUE if "name" appears to be that of a terminal
2071 * known to support the xterm-style mouse protocol.
2072 * Relies on term_is_xterm having been set to its correct value.
2075 use_xterm_like_mouse(name
)
2078 return (name
!= NULL
2079 && (term_is_xterm
|| STRNICMP(name
, "screen", 6) == 0));
2083 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
2085 * Return non-zero when using an xterm mouse, according to 'ttymouse'.
2086 * Return 1 for "xterm".
2087 * Return 2 for "xterm2".
2092 if (ttym_flags
== TTYM_XTERM2
)
2094 if (ttym_flags
== TTYM_XTERM
)
2106 return (STRNICMP(name
, "iris-ansi", 9) == 0
2107 || STRCMP(name
, "builtin_iris-ansi") == 0);
2115 return FALSE
; /* actually all ANSI comp. terminals should be here */
2116 /* catch VT100 - VT5xx */
2117 return ((STRNICMP(name
, "vt", 2) == 0
2118 && vim_strchr((char_u
*)"12345", name
[2]) != NULL
)
2119 || STRCMP(name
, "builtin_vt320") == 0);
2123 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set.
2124 * This should include all windowed terminal emulators.
2127 vim_is_fastterm(name
)
2132 if (vim_is_xterm(name
) || vim_is_vt300(name
) || vim_is_iris(name
))
2134 return ( STRNICMP(name
, "hpterm", 6) == 0
2135 || STRNICMP(name
, "sun-cmd", 7) == 0
2136 || STRNICMP(name
, "screen", 6) == 0
2137 || STRNICMP(name
, "dtterm", 6) == 0);
2141 * Insert user name in s[len].
2142 * Return OK if a name found.
2145 mch_get_user_name(s
, len
)
2150 vim_strncpy(s
, (char_u
*)cuserid(NULL
), len
- 1);
2153 return mch_get_uname(getuid(), s
, len
);
2158 * Insert user name for "uid" in s[len].
2159 * Return OK if a name found.
2162 mch_get_uname(uid
, s
, len
)
2167 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID)
2170 if ((pw
= getpwuid(uid
)) != NULL
2171 && pw
->pw_name
!= NULL
&& *(pw
->pw_name
) != NUL
)
2173 vim_strncpy(s
, (char_u
*)pw
->pw_name
, len
- 1);
2177 sprintf((char *)s
, "%d", (int)uid
); /* assumes s is long enough */
2178 return FAIL
; /* a number is not a name */
2182 * Insert host name is s[len].
2185 #ifdef HAVE_SYS_UTSNAME_H
2187 mch_get_host_name(s
, len
)
2191 struct utsname vutsname
;
2193 if (uname(&vutsname
) < 0)
2196 vim_strncpy(s
, (char_u
*)vutsname
.nodename
, len
- 1);
2198 #else /* HAVE_SYS_UTSNAME_H */
2200 # ifdef HAVE_SYS_SYSTEMINFO_H
2201 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len)
2205 mch_get_host_name(s
, len
)
2210 vaxc$
gethostname((char *)s
, len
);
2212 gethostname((char *)s
, len
);
2214 s
[len
- 1] = NUL
; /* make sure it's terminated */
2216 #endif /* HAVE_SYS_UTSNAME_H */
2224 return (long)getpid();
2227 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD)
2228 static char *strerror
__ARGS((int));
2234 extern int sys_nerr
;
2235 extern char *sys_errlist
[];
2238 if (err
> 0 && err
< sys_nerr
)
2239 return (sys_errlist
[err
]);
2240 sprintf(er
, "Error %d", err
);
2246 * Get name of current directory into buffer 'buf' of length 'len' bytes.
2247 * Return OK for success, FAIL for failure.
2250 mch_dirname(buf
, len
)
2254 #if defined(USE_GETCWD)
2255 if (getcwd((char *)buf
, len
) == NULL
)
2257 STRCPY(buf
, strerror(errno
));
2262 return (getwd((char *)buf
) != NULL
? OK
: FAIL
);
2266 #if defined(OS2) || defined(PROTO)
2268 * Replace all slashes by backslashes.
2269 * When 'shellslash' set do it the other way around.
2285 * Get absolute file name into "buf[len]".
2287 * return FAIL for failure, OK for success
2290 mch_FullName(fname
, buf
, len
, force
)
2291 char_u
*fname
, *buf
;
2293 int force
; /* also expand when already absolute path */
2297 int only_drive
; /* file name is only a drive letter */
2301 static int dont_fchdir
= FALSE
; /* TRUE when fchdir() doesn't work */
2303 char_u olddir
[MAXPATHL
];
2307 char_u posix_fname
[MAXPATHL
]; /* Cygwin docs mention MAX_PATH, but
2308 it's not always defined */
2312 fname
= vms_fixfilename(fname
);
2317 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts".
2319 # if CYGWIN_VERSION_DLL_MAJOR >= 1007
2320 cygwin_conv_path(CCP_WIN_A_TO_POSIX
, fname
, posix_fname
, MAXPATHL
);
2322 cygwin_conv_to_posix_path(fname
, posix_fname
);
2324 fname
= posix_fname
;
2327 /* expand it if forced or not an absolute path */
2328 if (force
|| !mch_isFullName(fname
))
2331 * If the file name has a path, change to that directory for a moment,
2332 * and then do the getwd() (and get back to where we were).
2333 * This will get the correct path name with "../" things.
2337 if (((p
= vim_strrchr(fname
, '/')) != NULL
)
2338 || ((p
= vim_strrchr(fname
, '\\')) != NULL
)
2339 || (((p
= vim_strchr(fname
, ':')) != NULL
) && ++only_drive
))
2341 if ((p
= vim_strrchr(fname
, '/')) != NULL
)
2346 * Use fchdir() if possible, it's said to be faster and more
2347 * reliable. But on SunOS 4 it might not work. Check this by
2348 * doing a fchdir() right now.
2352 fd
= open(".", O_RDONLY
| O_EXTRA
, 0);
2353 if (fd
>= 0 && fchdir(fd
) < 0)
2357 dont_fchdir
= TRUE
; /* don't try again */
2362 /* Only change directory when we are sure we can return to where
2363 * we are now. After doing "su" chdir(".") might not work. */
2368 (mch_dirname(olddir
, MAXPATHL
) == FAIL
2369 || mch_chdir((char *)olddir
) != 0))
2371 p
= NULL
; /* can't get current dir: don't chdir */
2378 * compensate for case where ':' from "D:" was the only
2379 * path separator detected in the file name; the _next_
2380 * character has to be removed, and then restored later.
2385 /* The directory is copied into buf[], to be able to remove
2386 * the file name without changing it (could be a string in
2387 * read-only memory) */
2388 if (p
- fname
>= len
)
2392 vim_strncpy(buf
, fname
, p
- fname
);
2393 if (mch_chdir((char *)buf
))
2409 if (mch_dirname(buf
, len
) == FAIL
)
2424 l
= mch_chdir((char *)olddir
);
2426 EMSG(_(e_prev_dir
));
2435 if (l
> 0 && buf
[l
- 1] != '/' && *fname
!= NUL
2436 && STRCMP(fname
, ".") != 0)
2442 /* Catch file names which are too long. */
2443 if (retval
== FAIL
|| STRLEN(buf
) + STRLEN(fname
) >= len
)
2446 /* Do not append ".", "/dir/." is equal to "/dir". */
2447 if (STRCMP(fname
, ".") != 0)
2454 * Return TRUE if "fname" does not depend on the current directory.
2457 mch_isFullName(fname
)
2461 return _fnisabs(fname
);
2464 return ( fname
[0] == '/' || fname
[0] == '.' ||
2465 strchr((char *)fname
,':') || strchr((char *)fname
,'"') ||
2466 (strchr((char *)fname
,'[') && strchr((char *)fname
,']'))||
2467 (strchr((char *)fname
,'<') && strchr((char *)fname
,'>')) );
2469 return (*fname
== '/' || *fname
== '~');
2474 #if defined(USE_FNAME_CASE) || defined(PROTO)
2476 * Set the case of the file name, if it already exists. This will cause the
2477 * file name to remain exactly the same.
2478 * Only required for file systems where case is ignored and preserved.
2482 fname_case(name
, len
)
2484 int len
; /* buffer size, only used when name gets longer */
2487 char_u
*slash
, *tail
;
2491 if (lstat((char *)name
, &st
) >= 0)
2493 /* Open the directory where the file is located. */
2494 slash
= vim_strrchr(name
, '/');
2497 dirp
= opendir(".");
2503 dirp
= opendir((char *)name
);
2510 while ((dp
= readdir(dirp
)) != NULL
)
2512 /* Only accept names that differ in case and are the same byte
2513 * length. TODO: accept different length name. */
2514 if (STRICMP(tail
, dp
->d_name
) == 0
2515 && STRLEN(tail
) == STRLEN(dp
->d_name
))
2517 char_u newname
[MAXPATHL
+ 1];
2520 /* Verify the inode is equal. */
2521 vim_strncpy(newname
, name
, MAXPATHL
);
2522 vim_strncpy(newname
+ (tail
- name
), (char_u
*)dp
->d_name
,
2523 MAXPATHL
- (tail
- name
));
2524 if (lstat((char *)newname
, &st2
) >= 0
2525 && st
.st_ino
== st2
.st_ino
2526 && st
.st_dev
== st2
.st_dev
)
2528 STRCPY(tail
, dp
->d_name
);
2541 * Get file permissions for 'name'.
2542 * Returns -1 when it doesn't exist.
2550 /* Keep the #ifdef outside of stat(), it may be a macro. */
2552 if (stat((char *)vms_fixfilename(name
), &statb
))
2554 if (stat((char *)name
, &statb
))
2558 /* The top bit makes the value negative, which means the file doesn't
2559 * exist. Remove the bit, we don't use it. */
2560 return statb
.st_mode
& ~S_ADDACE
;
2562 return statb
.st_mode
;
2567 * set file permission for 'name' to 'perm'
2569 * return FAIL for failure, OK otherwise
2572 mch_setperm(name
, perm
)
2576 return (chmod((char *)
2578 vms_fixfilename(name
),
2582 (mode_t
)perm
) == 0 ? OK
: FAIL
);
2585 #if defined(HAVE_ACL) || defined(PROTO)
2586 # ifdef HAVE_SYS_ACL_H
2587 # include <sys/acl.h>
2589 # ifdef HAVE_SYS_ACCESS_H
2590 # include <sys/access.h>
2593 # ifdef HAVE_SOLARIS_ACL
2594 typedef struct vim_acl_solaris_T
{
2596 aclent_t
*acl_entry
;
2597 } vim_acl_solaris_T
;
2600 #if defined(HAVE_SELINUX) || defined(PROTO)
2602 * Copy security info from "from_file" to "to_file".
2605 mch_copy_sec(from_file
, to_file
)
2609 if (from_file
== NULL
)
2612 if (selinux_enabled
== -1)
2613 selinux_enabled
= is_selinux_enabled();
2615 if (selinux_enabled
> 0)
2617 security_context_t from_context
= NULL
;
2618 security_context_t to_context
= NULL
;
2620 if (getfilecon((char *)from_file
, &from_context
) < 0)
2622 /* If the filesystem doesn't support extended attributes,
2623 the original had no special security context and the
2624 target cannot have one either. */
2625 if (errno
== EOPNOTSUPP
)
2628 MSG_PUTS(_("\nCould not get security context for "));
2629 msg_outtrans(from_file
);
2633 if (getfilecon((char *)to_file
, &to_context
) < 0)
2635 MSG_PUTS(_("\nCould not get security context for "));
2636 msg_outtrans(to_file
);
2638 freecon (from_context
);
2641 if (strcmp(from_context
, to_context
) != 0)
2643 if (setfilecon((char *)to_file
, from_context
) < 0)
2645 MSG_PUTS(_("\nCould not set security context for "));
2646 msg_outtrans(to_file
);
2650 freecon(to_context
);
2651 freecon(from_context
);
2654 #endif /* HAVE_SELINUX */
2657 * Return a pointer to the ACL of file "fname" in allocated memory.
2658 * Return NULL if the ACL is not available for whatever reason.
2664 vim_acl_T ret
= NULL
;
2665 #ifdef HAVE_POSIX_ACL
2666 ret
= (vim_acl_T
)acl_get_file((char *)fname
, ACL_TYPE_ACCESS
);
2668 #ifdef HAVE_SOLARIS_ACL
2669 vim_acl_solaris_T
*aclent
;
2671 aclent
= malloc(sizeof(vim_acl_solaris_T
));
2672 if ((aclent
->acl_cnt
= acl((char *)fname
, GETACLCNT
, 0, NULL
)) < 0)
2677 aclent
->acl_entry
= malloc(aclent
->acl_cnt
* sizeof(aclent_t
));
2678 if (acl((char *)fname
, GETACL
, aclent
->acl_cnt
, aclent
->acl_entry
) < 0)
2680 free(aclent
->acl_entry
);
2684 ret
= (vim_acl_T
)aclent
;
2686 #if defined(HAVE_AIX_ACL)
2690 aclsize
= sizeof(struct acl
);
2691 aclent
= malloc(aclsize
);
2692 if (statacl((char *)fname
, STX_NORMAL
, aclent
, aclsize
) < 0)
2694 if (errno
== ENOSPC
)
2696 aclsize
= aclent
->acl_len
;
2697 aclent
= realloc(aclent
, aclsize
);
2698 if (statacl((char *)fname
, STX_NORMAL
, aclent
, aclsize
) < 0)
2710 ret
= (vim_acl_T
)aclent
;
2711 #endif /* HAVE_AIX_ACL */
2712 #endif /* HAVE_SOLARIS_ACL */
2713 #endif /* HAVE_POSIX_ACL */
2718 * Set the ACL of file "fname" to "acl" (unless it's NULL).
2721 mch_set_acl(fname
, aclent
)
2727 #ifdef HAVE_POSIX_ACL
2728 acl_set_file((char *)fname
, ACL_TYPE_ACCESS
, (acl_t
)aclent
);
2730 #ifdef HAVE_SOLARIS_ACL
2731 acl((char *)fname
, SETACL
, ((vim_acl_solaris_T
*)aclent
)->acl_cnt
,
2732 ((vim_acl_solaris_T
*)aclent
)->acl_entry
);
2735 chacl((char *)fname
, aclent
, ((struct acl
*)aclent
)->acl_len
);
2736 #endif /* HAVE_AIX_ACL */
2737 #endif /* HAVE_SOLARIS_ACL */
2738 #endif /* HAVE_POSIX_ACL */
2742 mch_free_acl(aclent
)
2747 #ifdef HAVE_POSIX_ACL
2748 acl_free((acl_t
)aclent
);
2750 #ifdef HAVE_SOLARIS_ACL
2751 free(((vim_acl_solaris_T
*)aclent
)->acl_entry
);
2756 #endif /* HAVE_AIX_ACL */
2757 #endif /* HAVE_SOLARIS_ACL */
2758 #endif /* HAVE_POSIX_ACL */
2763 * Set hidden flag for "name".
2770 /* can't hide a file */
2774 * return TRUE if "name" is a directory
2775 * return FALSE if "name" is not a directory
2776 * return FALSE for error
2784 if (*name
== NUL
) /* Some stat()s don't flag "" as an error. */
2786 if (stat((char *)name
, &statb
))
2788 #ifdef _POSIX_SOURCE
2789 return (S_ISDIR(statb
.st_mode
) ? TRUE
: FALSE
);
2791 return ((statb
.st_mode
& S_IFMT
) == S_IFDIR
? TRUE
: FALSE
);
2795 static int executable_file
__ARGS((char_u
*name
));
2798 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist.
2801 executable_file(name
)
2806 if (stat((char *)name
, &st
))
2808 return S_ISREG(st
.st_mode
) && mch_access((char *)name
, X_OK
) == 0;
2812 * Return 1 if "name" can be found in $PATH and executed, 0 if not.
2813 * Return -1 if unknown.
2823 /* If it's an absolute or relative path don't need to use $PATH. */
2824 if (mch_isFullName(name
) || (name
[0] == '.' && (name
[1] == '/'
2825 || (name
[1] == '.' && name
[2] == '/'))))
2826 return executable_file(name
);
2828 p
= (char_u
*)getenv("PATH");
2829 if (p
== NULL
|| *p
== NUL
)
2831 buf
= alloc((unsigned)(STRLEN(name
) + STRLEN(p
) + 2));
2836 * Walk through all entries in $PATH to check if "name" exists there and
2837 * is an executable file.
2841 e
= (char_u
*)strchr((char *)p
, ':');
2844 if (e
- p
<= 1) /* empty entry means current dir */
2848 vim_strncpy(buf
, p
, e
- p
);
2852 retval
= executable_file(buf
);
2866 * Check what "name" is:
2867 * NODE_NORMAL: file or directory (or doesn't exist)
2868 * NODE_WRITABLE: writable device, socket, fifo, etc.
2869 * NODE_OTHER: non-writable things
2877 if (stat((char *)name
, &st
))
2879 if (S_ISREG(st
.st_mode
) || S_ISDIR(st
.st_mode
))
2882 if (S_ISBLK(st
.st_mode
)) /* block device isn't writable */
2885 /* Everything else is writable? */
2886 return NODE_WRITABLE
;
2892 #ifdef HAVE_CHECK_STACK_GROWTH
2895 check_stack_growth((char *)&i
);
2897 # ifdef HAVE_STACK_LIMIT
2904 * Setup an alternative stack for signals. Helps to catch signals when
2905 * running out of stack space.
2906 * Use of sigaltstack() is preferred, it's more portable.
2907 * Ignore any errors.
2909 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
2910 signal_stack
= malloc(SIGSTKSZ
);
2911 init_signal_stack();
2915 #if defined(EXITFREE) || defined(PROTO)
2919 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
2920 if (clip_star
.owned
)
2921 clip_lose_selection(&clip_star
);
2922 if (clip_plus
.owned
)
2923 clip_lose_selection(&clip_plus
);
2925 # if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
2926 if (xterm_Shell
!= (Widget
)0)
2927 XtDestroyWidget(xterm_Shell
);
2928 # ifndef LESSTIF_VERSION
2929 /* Lesstif crashes here, lose some memory */
2930 if (xterm_dpy
!= NULL
)
2931 XtCloseDisplay(xterm_dpy
);
2932 if (app_context
!= (XtAppContext
)NULL
)
2934 XtDestroyApplicationContext(app_context
);
2936 x11_display
= NULL
; /* freed by XtDestroyApplicationContext() */
2942 if (x11_display
!= NULL
2943 # ifdef FEAT_XCLIPBOARD
2944 && x11_display
!= xterm_dpy
2947 XCloseDisplay(x11_display
);
2949 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
2950 vim_free(signal_stack
);
2951 signal_stack
= NULL
;
2960 static void exit_scroll
__ARGS((void));
2963 * Output a newline when exiting.
2964 * Make sure the newline goes to the same stream as the text.
2971 if (newline_on_exit
|| msg_didout
)
2973 if (msg_use_printf())
2985 restore_cterm_colors(); /* get original colors back */
2986 msg_clr_eos_force(); /* clear the rest of the display */
2987 windgoto((int)Rows
- 1, 0); /* may have moved the cursor */
2997 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD)
2998 x11_export_final_selection();
3005 settmode(TMODE_COOK
);
3007 mch_restore_title(3); /* restore xterm title and icon name */
3010 * When t_ti is not empty but it doesn't cause swapping terminal
3011 * pages, need to output a newline when msg_didout is set. But when
3012 * t_ti does swap pages it should not go to the shell page. Do this
3013 * before stoptermcap().
3015 if (swapping_screen() && !newline_on_exit
)
3018 /* Stop termcap: May need to check for T_CRV response, which
3019 * requires RAW mode. */
3023 * A newline is only required after a message in the alternate screen.
3024 * This is set to TRUE by wait_return().
3026 if (!swapping_screen() || newline_on_exit
)
3029 /* Cursor may have been switched off without calling starttermcap()
3030 * when doing "vim -u vimrc" and vimrc contains ":q". */
3035 ml_close_all(TRUE
); /* remove all memfiles */
3042 #ifdef MACOS_CONVERT
3047 /* A core dump won't be created if the signal handler
3048 * doesn't return, so we can't call exit() */
3049 if (deadly_signal
!= 0)
3053 #ifdef FEAT_NETBEANS_INTG
3055 netbeans_send_disconnect();
3068 if (deadly_signal
!= 0)
3070 signal(deadly_signal
, SIG_DFL
);
3071 kill(getpid(), deadly_signal
); /* Die using the signal we caught */
3081 static int first
= TRUE
;
3083 /* Why is NeXT excluded here (and not in os_unixx.h)? */
3084 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
3086 * for "new" tty systems
3088 # ifdef HAVE_TERMIOS_H
3089 static struct termios told
;
3090 struct termios tnew
;
3092 static struct termio told
;
3099 # if defined(HAVE_TERMIOS_H)
3100 tcgetattr(read_cmd_fd
, &told
);
3102 ioctl(read_cmd_fd
, TCGETA
, &told
);
3107 if (tmode
== TMODE_RAW
)
3110 * ~ICRNL enables typing ^V^M
3112 tnew
.c_iflag
&= ~ICRNL
;
3113 tnew
.c_lflag
&= ~(ICANON
| ECHO
| ISIG
| ECHOE
3114 # if defined(IEXTEN) && !defined(__MINT__)
3115 | IEXTEN
/* IEXTEN enables typing ^V on SOLARIS */
3116 /* but it breaks function keys on MINT */
3119 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */
3120 tnew
.c_oflag
&= ~ONLCR
;
3122 tnew
.c_cc
[VMIN
] = 1; /* return after 1 char */
3123 tnew
.c_cc
[VTIME
] = 0; /* don't wait */
3125 else if (tmode
== TMODE_SLEEP
)
3126 tnew
.c_lflag
&= ~(ECHO
);
3128 # if defined(HAVE_TERMIOS_H)
3132 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a
3134 while (tcsetattr(read_cmd_fd
, TCSANOW
, &tnew
) == -1
3135 && errno
== EINTR
&& n
> 0)
3139 ioctl(read_cmd_fd
, TCSETA
, &tnew
);
3145 * for "old" tty systems
3148 # define TIOCSETN TIOCSETP /* for hpux 9.0 */
3150 static struct sgttyb ttybold
;
3151 struct sgttyb ttybnew
;
3156 ioctl(read_cmd_fd
, TIOCGETP
, &ttybold
);
3160 if (tmode
== TMODE_RAW
)
3162 ttybnew
.sg_flags
&= ~(CRMOD
| ECHO
);
3163 ttybnew
.sg_flags
|= RAW
;
3165 else if (tmode
== TMODE_SLEEP
)
3166 ttybnew
.sg_flags
&= ~(ECHO
);
3167 ioctl(read_cmd_fd
, TIOCSETN
, &ttybnew
);
3173 * Try to get the code for "t_kb" from the stty setting
3175 * Even if termcap claims a backspace key, the user's setting *should*
3176 * prevail. stty knows more about reality than termcap does, and if
3177 * somebody's usual erase key is DEL (which, for most BSD users, it will
3178 * be), they're going to get really annoyed if their erase key starts
3179 * doing forward deletes for no reason. (Eric Fischer)
3187 /* Why is NeXT excluded here (and not in os_unixx.h)? */
3188 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
3189 /* for "new" tty systems */
3190 # ifdef HAVE_TERMIOS_H
3191 struct termios keys
;
3196 # if defined(HAVE_TERMIOS_H)
3197 if (tcgetattr(read_cmd_fd
, &keys
) != -1)
3199 if (ioctl(read_cmd_fd
, TCGETA
, &keys
) != -1)
3202 buf
[0] = keys
.c_cc
[VERASE
];
3203 intr_char
= keys
.c_cc
[VINTR
];
3205 /* for "old" tty systems */
3208 if (ioctl(read_cmd_fd
, TIOCGETP
, &keys
) != -1)
3210 buf
[0] = keys
.sg_erase
;
3211 intr_char
= keys
.sg_kill
;
3214 add_termcode((char_u
*)"kb", buf
, FALSE
);
3217 * If <BS> and <DEL> are now the same, redefine <DEL>.
3219 p
= find_termcode((char_u
*)"kD");
3220 if (p
!= NULL
&& p
[0] == buf
[0] && p
[1] == buf
[1])
3224 } /* to keep cindent happy */
3230 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
3232 * Set mouse clicks on or off.
3238 static int ison
= FALSE
;
3239 int xterm_mouse_vers
;
3241 if (on
== ison
) /* return quickly if nothing to do */
3244 xterm_mouse_vers
= use_xterm_mouse();
3245 if (xterm_mouse_vers
> 0)
3247 if (on
) /* enable mouse events, use mouse tracking if available */
3248 out_str_nf((char_u
*)
3249 (xterm_mouse_vers
> 1
3250 ? IF_EB("\033[?1002h", ESC_STR
"[?1002h")
3251 : IF_EB("\033[?1000h", ESC_STR
"[?1000h")));
3252 else /* disable mouse events, could probably always send the same */
3253 out_str_nf((char_u
*)
3254 (xterm_mouse_vers
> 1
3255 ? IF_EB("\033[?1002l", ESC_STR
"[?1002l")
3256 : IF_EB("\033[?1000l", ESC_STR
"[?1000l")));
3260 # ifdef FEAT_MOUSE_DEC
3261 else if (ttym_flags
== TTYM_DEC
)
3263 if (on
) /* enable mouse events */
3264 out_str_nf((char_u
*)"\033[1;2'z\033[1;3'{");
3265 else /* disable mouse events */
3266 out_str_nf((char_u
*)"\033['z");
3271 # ifdef FEAT_MOUSE_GPM
3287 # ifdef FEAT_SYSMOUSE
3292 if (sysmouse_open() == OK
)
3303 # ifdef FEAT_MOUSE_JSB
3308 /* D - Enable Mouse up/down messages
3309 * L - Enable Left Button Reporting
3310 * M - Enable Middle Button Reporting
3311 * R - Enable Right Button Reporting
3312 * K - Enable SHIFT and CTRL key Reporting
3313 * + - Enable Advanced messaging of mouse moves and up/down messages
3315 * # - Numeric value of mouse pointer required
3316 * 0 = Multiview 2000 cursor, used as standard
3318 * 2 = Windows I Beam
3319 * 3 = Windows Hour Glass
3320 * 4 = Windows Cross Hair
3321 * 5 = Windows UP Arrow
3323 #ifdef JSBTERM_MOUSE_NONADVANCED /* Disables full feedback of pointer movements */
3324 out_str_nf((char_u
*)IF_EB("\033[0~ZwLMRK1Q\033\\",
3325 ESC_STR
"[0~ZwLMRK1Q" ESC_STR
"\\"));
3327 out_str_nf((char_u
*)IF_EB("\033[0~ZwLMRK+1Q\033\\",
3328 ESC_STR
"[0~ZwLMRK+1Q" ESC_STR
"\\"));
3334 out_str_nf((char_u
*)IF_EB("\033[0~ZwQ\033\\",
3335 ESC_STR
"[0~ZwQ" ESC_STR
"\\"));
3340 # ifdef FEAT_MOUSE_PTERM
3343 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */
3345 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l");
3347 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h");
3354 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options.
3357 check_mouse_termcode()
3359 # ifdef FEAT_MOUSE_XTERM
3360 if (use_xterm_mouse()
3366 set_mouse_termcode(KS_MOUSE
, (char_u
*)(term_is_8bit(T_NAME
)
3367 ? IF_EB("\233M", CSI_STR
"M")
3368 : IF_EB("\033[M", ESC_STR
"[M")));
3369 if (*p_mouse
!= NUL
)
3371 /* force mouse off and maybe on to send possibly new mouse
3372 * activation sequence to the xterm, with(out) drag tracing. */
3373 mch_setmouse(FALSE
);
3378 del_mouse_termcode(KS_MOUSE
);
3381 # ifdef FEAT_MOUSE_GPM
3382 if (!use_xterm_mouse()
3387 set_mouse_termcode(KS_MOUSE
, (char_u
*)IF_EB("\033MG", ESC_STR
"MG"));
3390 # ifdef FEAT_SYSMOUSE
3391 if (!use_xterm_mouse()
3396 set_mouse_termcode(KS_MOUSE
, (char_u
*)IF_EB("\033MS", ESC_STR
"MS"));
3399 # ifdef FEAT_MOUSE_JSB
3400 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */
3401 if (!use_xterm_mouse()
3406 set_mouse_termcode(KS_JSBTERM_MOUSE
,
3407 (char_u
*)IF_EB("\033[0~zw", ESC_STR
"[0~zw"));
3409 del_mouse_termcode(KS_JSBTERM_MOUSE
);
3412 # ifdef FEAT_MOUSE_NET
3413 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't
3414 * define it in the GUI or when using an xterm. */
3415 if (!use_xterm_mouse()
3420 set_mouse_termcode(KS_NETTERM_MOUSE
,
3421 (char_u
*)IF_EB("\033}", ESC_STR
"}"));
3423 del_mouse_termcode(KS_NETTERM_MOUSE
);
3426 # ifdef FEAT_MOUSE_DEC
3427 /* conflicts with xterm mouse: "\033[" and "\033[M" */
3428 if (!use_xterm_mouse()
3433 set_mouse_termcode(KS_DEC_MOUSE
, (char_u
*)(term_is_8bit(T_NAME
)
3434 ? IF_EB("\233", CSI_STR
) : IF_EB("\033[", ESC_STR
"[")));
3436 del_mouse_termcode(KS_DEC_MOUSE
);
3438 # ifdef FEAT_MOUSE_PTERM
3439 /* same as the dec mouse */
3440 if (!use_xterm_mouse()
3445 set_mouse_termcode(KS_PTERM_MOUSE
,
3446 (char_u
*) IF_EB("\033[", ESC_STR
"["));
3448 del_mouse_termcode(KS_PTERM_MOUSE
);
3454 * set screen mode, always fails.
3461 EMSG(_(e_screenmode
));
3468 * Try to get the current window size:
3469 * 1. with an ioctl(), most accurate method
3470 * 2. from the environment variables LINES and COLUMNS
3471 * 3. from the termcap
3472 * 4. keep using the old values
3473 * Return OK when size could be determined, FAIL otherwise.
3483 * For OS/2 use _scrsize().
3496 * 1. try using an ioctl. It is the most accurate method.
3498 * Try using TIOCGWINSZ first, some systems that have it also define
3499 * TIOCGSIZE but don't have a struct ttysize.
3506 /* When stdout is not a tty, use stdin for the ioctl(). */
3507 if (!isatty(fd
) && isatty(read_cmd_fd
))
3509 if (ioctl(fd
, TIOCGWINSZ
, &ws
) == 0)
3511 columns
= ws
.ws_col
;
3515 # else /* TIOCGWINSZ */
3521 /* When stdout is not a tty, use stdin for the ioctl(). */
3522 if (!isatty(fd
) && isatty(read_cmd_fd
))
3524 if (ioctl(fd
, TIOCGSIZE
, &ts
) == 0)
3526 columns
= ts
.ts_cols
;
3530 # endif /* TIOCGSIZE */
3531 # endif /* TIOCGWINSZ */
3534 * 2. get size from environment
3535 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules
3536 * the ioctl() values!
3538 if (columns
== 0 || rows
== 0 || vim_strchr(p_cpo
, CPO_TSIZE
) != NULL
)
3540 if ((p
= (char_u
*)getenv("LINES")))
3541 rows
= atoi((char *)p
);
3542 if ((p
= (char_u
*)getenv("COLUMNS")))
3543 columns
= atoi((char *)p
);
3548 * 3. try reading "co" and "li" entries from termcap
3550 if (columns
== 0 || rows
== 0)
3551 getlinecol(&columns
, &rows
);
3555 * 4. If everything fails, use the old values
3557 if (columns
<= 0 || rows
<= 0)
3566 * Try to set the window size to Rows and Columns.
3574 * NOTE: if you get an error here that term_set_winsize() is
3575 * undefined, check the output of configure. It could probably not
3576 * find a ncurses, termcap or termlib library.
3578 term_set_winsize((int)Rows
, (int)Columns
);
3580 screen_start(); /* don't know where cursor is now */
3587 * Rows and/or Columns has changed.
3592 /* Nothing to do. */
3596 static void append_ga_line
__ARGS((garray_T
*gap
));
3599 * Append the text in "gap" below the cursor line and clear "gap".
3605 /* Remove trailing CR. */
3608 && ((char_u
*)gap
->ga_data
)[gap
->ga_len
- 1] == CAR
)
3610 ga_append(gap
, NUL
);
3611 ml_append(curwin
->w_cursor
.lnum
++, gap
->ga_data
, 0, FALSE
);
3617 mch_call_shell(cmd
, options
)
3619 int options
; /* SHELL_*, see vim.h */
3625 int tmode
= cur_tmode
;
3626 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */
3629 char_u
*newcmd
; /* only needed for unix */
3632 * Set the preferred shell in the EMXSHELL environment variable (but
3633 * only if it is different from what is already in the environment).
3634 * Emx then takes care of whether to use "/c" or "-c" in an
3635 * intelligent way. Simply pass the whole thing to emx's system() call.
3636 * Emx also starts an interactive shell if system() is passed an empty
3641 if (((old
= (char_u
*)getenv("EMXSHELL")) == NULL
) || STRCMP(old
, p_sh
))
3643 /* should check HAVE_SETENV, but I know we don't have it. */
3644 p
= alloc(10 + strlen(p_sh
));
3647 sprintf((char *)p
, "EMXSHELL=%s", p_sh
);
3648 putenv((char *)p
); /* don't free the pointer! */
3655 if (options
& SHELL_COOKED
)
3656 settmode(TMODE_COOK
); /* set to normal mode */
3660 x
= system(""); /* this starts an interactive shell in emx */
3662 x
= system((char *)cmd
);
3663 /* system() returns -1 when error occurs in starting shell */
3664 if (x
== -1 && !emsg_silent
)
3666 MSG_PUTS(_("\nCannot execute shell "));
3670 # else /* not __EMX__ */
3672 x
= system((char *)p_sh
);
3676 if (ofn
= strchr((char *)cmd
, '>'))
3678 if (ifn
= strchr((char *)cmd
, '<'))
3683 p
= strchr(ifn
,' '); /* chop off any trailing spaces */
3688 x
= vms_sys((char *)cmd
, ofn
, ifn
);
3690 x
= system((char *)cmd
);
3692 newcmd
= lalloc(STRLEN(p_sh
)
3693 + (extra_shell_arg
== NULL
? 0 : STRLEN(extra_shell_arg
))
3694 + STRLEN(p_shcf
) + STRLEN(cmd
) + 4, TRUE
);
3699 sprintf((char *)newcmd
, "%s %s %s %s", p_sh
,
3700 extra_shell_arg
== NULL
? "" : (char *)extra_shell_arg
,
3703 x
= system((char *)newcmd
);
3709 x
= vms_sys_status(x
);
3714 MSG_PUTS(_("\nCannot execute shell sh\n"));
3715 # endif /* __EMX__ */
3716 else if (x
&& !(options
& SHELL_SILENT
))
3718 MSG_PUTS(_("\nshell returned "));
3719 msg_outnum((long)x
);
3723 if (tmode
== TMODE_RAW
)
3724 settmode(TMODE_RAW
); /* set to raw mode */
3730 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */
3732 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use
3733 127, some shells use that already */
3735 char_u
*newcmd
= NULL
;
3739 # ifdef HAVE_UNION_WAIT
3750 int pty_master_fd
= -1; /* for pty's */
3752 int pty_slave_fd
= -1;
3755 int fd_toshell
[2]; /* for pipes */
3756 int fd_fromshell
[2];
3757 int pipe_error
= FALSE
;
3761 static char envbuf_Rows
[20];
3762 static char envbuf_Columns
[20];
3764 int did_settmode
= FALSE
; /* settmode(TMODE_RAW) called */
3767 if (options
& SHELL_COOKED
)
3768 settmode(TMODE_COOK
); /* set to normal mode */
3770 newcmd
= vim_strsave(p_sh
);
3771 if (newcmd
== NULL
) /* out of memory */
3775 * Do this loop twice:
3776 * 1: find number of arguments
3777 * 2: separate them and build argv[]
3779 for (i
= 0; i
< 2; ++i
)
3787 argv
[argc
] = (char *)p
;
3789 while (*p
&& (inquote
|| (*p
!= ' ' && *p
!= TAB
)))
3803 argv
= (char **)alloc((unsigned)((argc
+ 4) * sizeof(char *)));
3804 if (argv
== NULL
) /* out of memory */
3810 if (extra_shell_arg
!= NULL
)
3811 argv
[argc
++] = (char *)extra_shell_arg
;
3812 argv
[argc
++] = (char *)p_shcf
;
3813 argv
[argc
++] = (char *)cmd
;
3818 * For the GUI, when writing the output into the buffer and when reading
3819 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout
3820 * of the executed command into the Vim window. Or use a pipe.
3822 if ((options
& (SHELL_READ
|SHELL_WRITE
))
3824 || (gui
.in_use
&& show_shell_mess
)
3830 * Try to open a master pty.
3831 * If this works, open the slave pty.
3832 * If the slave can't be opened, close the master pty.
3834 if (p_guipty
&& !(options
& (SHELL_READ
|SHELL_WRITE
)))
3836 pty_master_fd
= OpenPTY(&tty_name
); /* open pty */
3837 if (pty_master_fd
>= 0 && ((pty_slave_fd
=
3838 open(tty_name
, O_RDWR
| O_EXTRA
, 0)) < 0))
3840 close(pty_master_fd
);
3845 * If not opening a pty or it didn't work, try using pipes.
3847 if (pty_master_fd
< 0)
3850 pipe_error
= (pipe(fd_toshell
) < 0);
3851 if (!pipe_error
) /* pipe create OK */
3853 pipe_error
= (pipe(fd_fromshell
) < 0);
3854 if (pipe_error
) /* pipe create failed */
3856 close(fd_toshell
[0]);
3857 close(fd_toshell
[1]);
3862 MSG_PUTS(_("\nCannot create pipes\n"));
3868 if (!pipe_error
) /* pty or pipe opened or not used */
3871 beos_cleanup_read_thread();
3874 if ((pid
= fork()) == -1) /* maybe we should use vfork() */
3876 MSG_PUTS(_("\nCannot fork\n"));
3877 if ((options
& (SHELL_READ
|SHELL_WRITE
))
3879 || (gui
.in_use
&& show_shell_mess
)
3884 if (pty_master_fd
>= 0) /* close the pseudo tty */
3886 close(pty_master_fd
);
3887 close(pty_slave_fd
);
3889 else /* close the pipes */
3892 close(fd_toshell
[0]);
3893 close(fd_toshell
[1]);
3894 close(fd_fromshell
[0]);
3895 close(fd_fromshell
[1]);
3899 else if (pid
== 0) /* child */
3901 reset_signals(); /* handle signals normally */
3903 if (!show_shell_mess
|| (options
& SHELL_EXPAND
))
3908 * Don't want to show any message from the shell. Can't just
3909 * close stdout and stderr though, because some systems will
3910 * break if you try to write to them after that, so we must
3911 * use dup() to replace them with something else -- webb
3912 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang,
3913 * waiting for input.
3915 fd
= open("/dev/null", O_RDWR
| O_EXTRA
, 0);
3921 * If any of these open()'s and dup()'s fail, we just continue
3922 * anyway. It's not fatal, and on most systems it will make
3923 * no difference at all. On a few it will cause the execvp()
3924 * to exit with a non-zero status even when the completion
3925 * could be done, which is nothing too serious. If the open()
3926 * or dup() failed we'd just do the same thing ourselves
3931 dup(fd
); /* To replace stdin (file descriptor 0) */
3932 dup(fd
); /* To replace stdout (file descriptor 1) */
3933 dup(fd
); /* To replace stderr (file descriptor 2) */
3935 /* Don't need this now that we've duplicated it */
3939 else if ((options
& (SHELL_READ
|SHELL_WRITE
))
3947 /* Create our own process group, so that the child and all its
3948 * children can be kill()ed. Don't do this when using pipes,
3949 * because stdin is not a tty, we would lose /dev/tty. */
3954 if (pty_slave_fd
>= 0)
3956 /* push stream discipline modules */
3957 if (options
& SHELL_COOKED
)
3958 SetupSlavePTY(pty_slave_fd
);
3959 # if defined(TIOCSCTTY) && !defined(FEAT_GUI_MACVIM)
3960 /* Try to become controlling tty (probably doesn't work,
3961 * unless run by root) */
3962 ioctl(pty_slave_fd
, TIOCSCTTY
, (char *)NULL
);
3966 /* Simulate to have a dumb terminal (for now) */
3968 setenv("TERM", "dumb", 1);
3969 sprintf((char *)envbuf
, "%ld", Rows
);
3970 setenv("ROWS", (char *)envbuf
, 1);
3971 sprintf((char *)envbuf
, "%ld", Rows
);
3972 setenv("LINES", (char *)envbuf
, 1);
3973 sprintf((char *)envbuf
, "%ld", Columns
);
3974 setenv("COLUMNS", (char *)envbuf
, 1);
3977 * Putenv does not copy the string, it has to remain valid.
3978 * Use a static array to avoid losing allocated memory.
3980 putenv("TERM=dumb");
3981 sprintf(envbuf_Rows
, "ROWS=%ld", Rows
);
3982 putenv(envbuf_Rows
);
3983 sprintf(envbuf_Rows
, "LINES=%ld", Rows
);
3984 putenv(envbuf_Rows
);
3985 sprintf(envbuf_Columns
, "COLUMNS=%ld", Columns
);
3986 putenv(envbuf_Columns
);
3990 * stderr is only redirected when using the GUI, so that a
3991 * program like gpg can still access the terminal to get a
3992 * passphrase using stderr.
3995 if (pty_master_fd
>= 0)
3997 close(pty_master_fd
); /* close master side of pty */
3999 /* set up stdin/stdout/stderr for the child */
4010 close(pty_slave_fd
); /* has been dupped, close it now */
4015 /* set up stdin for the child */
4016 close(fd_toshell
[1]);
4019 close(fd_toshell
[0]);
4021 /* set up stdout for the child */
4022 close(fd_fromshell
[0]);
4024 dup(fd_fromshell
[1]);
4025 close(fd_fromshell
[1]);
4030 /* set up stderr for the child */
4039 * There is no type cast for the argv, because the type may be
4040 * different on different machines. This may cause a warning
4041 * message with strict compilers, don't worry about it.
4042 * Call _exit() instead of exit() to avoid closing the connection
4043 * to the X server (esp. with GTK, which uses atexit()).
4045 execvp(argv
[0], argv
);
4046 _exit(EXEC_FAILED
); /* exec failed, return failure code */
4051 * While child is running, ignore terminating signals.
4052 * Do catch CTRL-C, so that "got_int" is set.
4054 catch_signals(SIG_IGN
, SIG_ERR
);
4058 * For the GUI we redirect stdin, stdout and stderr to our window.
4059 * This is also used to pipe stdin/stdout to/from the external
4062 if ((options
& (SHELL_READ
|SHELL_WRITE
))
4064 || (gui
.in_use
&& show_shell_mess
)
4068 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */
4069 char_u buffer
[BUFLEN
+ 1];
4071 int buffer_off
= 0; /* valid bytes in buffer[] */
4073 char_u ta_buf
[BUFLEN
+ 1]; /* TypeAHead */
4074 int ta_len
= 0; /* valid bytes in ta_buf[] */
4085 if (pty_master_fd
>= 0)
4087 close(pty_slave_fd
); /* close slave side of pty */
4088 fromshell_fd
= pty_master_fd
;
4089 toshell_fd
= dup(pty_master_fd
);
4094 close(fd_toshell
[0]);
4095 close(fd_fromshell
[1]);
4096 toshell_fd
= fd_toshell
[1];
4097 fromshell_fd
= fd_fromshell
[0];
4101 * Write to the child if there are typed characters.
4102 * Read from the child if there are characters available.
4103 * Repeat the reading a few times if more characters are
4104 * available. Need to check for typed keys now and then, but
4105 * not too often (delays when no chars are available).
4106 * This loop is quit if no characters can be read from the pty
4107 * (WaitForChar detected special condition), or there are no
4108 * characters available and the child has exited.
4109 * Only check if the child has exited when there is no more
4110 * output. The child may exit before all the output has
4113 * Currently this busy loops!
4114 * This can probably dead-lock when the write blocks!
4116 p_more_save
= p_more
;
4119 State
= EXTERNCMD
; /* don't redraw at window resize */
4121 if ((options
& SHELL_WRITE
) && toshell_fd
>= 0)
4123 /* Fork a process that will write the lines to the
4124 * external program. */
4125 if ((wpid
= fork()) == -1)
4127 MSG_PUTS(_("\nCannot fork\n"));
4131 linenr_T lnum
= curbuf
->b_op_start
.lnum
;
4133 char_u
*lp
= ml_get(lnum
);
4138 close(fromshell_fd
);
4141 l
= STRLEN(lp
+ written
);
4144 else if (lp
[written
] == NL
)
4145 /* NL -> NUL translation */
4146 len
= write(toshell_fd
, "", (size_t)1);
4149 s
= vim_strchr(lp
+ written
, NL
);
4150 len
= write(toshell_fd
, (char *)lp
+ written
,
4151 s
== NULL
? l
: s
- (lp
+ written
));
4155 /* Finished a line, add a NL, unless this line
4156 * should not have one. */
4157 if (lnum
!= curbuf
->b_op_end
.lnum
4159 || (lnum
!= write_no_eol_lnum
4161 curbuf
->b_ml
.ml_line_count
4162 || curbuf
->b_p_eol
)))
4163 write(toshell_fd
, "\n", (size_t)1);
4165 if (lnum
> curbuf
->b_op_end
.lnum
)
4167 /* finished all the lines, close pipe */
4187 if (options
& SHELL_READ
)
4188 ga_init2(&ga
, 1, BUFLEN
);
4195 * Check if keys have been typed, write them to the child
4197 * Don't do this if we are expanding wild cards (would eat
4199 * Don't do this when filtering and terminal is in cooked
4200 * mode, the shell command will handle the I/O. Avoids
4201 * that a typed password is echoed for ssh or gpg command.
4202 * Don't get characters when the child has already
4203 * finished (wait_pid == 0).
4204 * Don't get extra characters when we already have one.
4205 * Don't read characters unless we didn't get output for a
4206 * while, avoids that ":r !ls" eats typeahead.
4209 if (!(options
& SHELL_EXPAND
)
4211 (SHELL_READ
|SHELL_WRITE
|SHELL_COOKED
))
4212 != (SHELL_READ
|SHELL_WRITE
|SHELL_COOKED
)
4220 && (len
= ui_inchar(ta_buf
,
4221 BUFLEN
, 10L, 0)) > 0)))
4225 * Check for CTRL-C: send interrupt signal to child.
4226 * Check for CTRL-D: EOF, close pipe to child.
4228 if (len
== 1 && (pty_master_fd
< 0 || cmd
!= NULL
))
4232 * Send SIGINT to the child's group or all
4233 * processes in our group.
4235 if (ta_buf
[ta_len
] == Ctrl_C
4236 || ta_buf
[ta_len
] == intr_char
)
4247 if (pty_master_fd
< 0 && toshell_fd
>= 0
4248 && ta_buf
[ta_len
] == Ctrl_D
)
4255 /* replace K_BS by <BS> and K_DEL by <DEL> */
4256 for (i
= ta_len
; i
< ta_len
+ len
; ++i
)
4258 if (ta_buf
[i
] == CSI
&& len
- i
> 2)
4260 c
= TERMCAP2KEY(ta_buf
[i
+ 1], ta_buf
[i
+ 2]);
4261 if (c
== K_DEL
|| c
== K_KDEL
|| c
== K_BS
)
4263 mch_memmove(ta_buf
+ i
+ 1, ta_buf
+ i
+ 3,
4264 (size_t)(len
- i
- 2));
4265 if (c
== K_DEL
|| c
== K_KDEL
)
4272 else if (ta_buf
[i
] == '\r')
4276 i
+= (*mb_ptr2len
)(ta_buf
+ i
) - 1;
4281 * For pipes: echo the typed characters.
4282 * For a pty this does not seem to work.
4284 if (pty_master_fd
< 0)
4286 for (i
= ta_len
; i
< ta_len
+ len
; ++i
)
4288 if (ta_buf
[i
] == '\n' || ta_buf
[i
] == '\b')
4289 msg_putchar(ta_buf
[i
]);
4293 int l
= (*mb_ptr2len
)(ta_buf
+ i
);
4295 msg_outtrans_len(ta_buf
+ i
, l
);
4300 msg_outtrans_len(ta_buf
+ i
, 1);
4302 windgoto(msg_row
, msg_col
);
4309 * Write the characters to the child, unless EOF has
4310 * been typed for pipes. Write one character at a
4311 * time, to avoid losing too much typeahead.
4312 * When writing buffer lines, drop the typed
4313 * characters (only check for CTRL-C).
4315 if (options
& SHELL_WRITE
)
4317 else if (toshell_fd
>= 0)
4319 len
= write(toshell_fd
, (char *)ta_buf
, (size_t)1);
4323 mch_memmove(ta_buf
, ta_buf
+ len
, ta_len
);
4331 /* CTRL-C sends a signal to the child, we ignore it
4344 * Check if the child has any characters to be printed.
4345 * Read them and write them to our window. Repeat this as
4346 * long as there is something to do, avoid the 10ms wait
4347 * for mch_inchar(), or sending typeahead characters to
4348 * the external process.
4349 * TODO: This should handle escape sequences, compatible
4350 * to some terminal (vt52?).
4353 while (RealWaitForChar(fromshell_fd
, 10L, NULL
))
4355 len
= read(fromshell_fd
, (char *)buffer
4357 + buffer_off
, (size_t)(BUFLEN
- buffer_off
)
4362 if (len
<= 0) /* end of file or error */
4366 if (options
& SHELL_READ
)
4368 /* Do NUL -> NL translation, append NL separated
4369 * lines to the current buffer. */
4370 for (i
= 0; i
< len
; ++i
)
4372 if (buffer
[i
] == NL
)
4373 append_ga_line(&ga
);
4374 else if (buffer
[i
] == NUL
)
4377 ga_append(&ga
, buffer
[i
]);
4388 /* Check if the last character in buffer[] is
4389 * incomplete, keep these bytes for the next
4391 for (p
= buffer
; p
< buffer
+ len
; p
+= l
)
4395 l
= 1; /* NUL byte? */
4396 else if (MB_BYTE2LEN(*p
) != l
)
4399 if (p
== buffer
) /* no complete character */
4401 /* avoid getting stuck at an illegal byte */
4413 if (p
< buffer
+ len
)
4416 buffer_off
= (buffer
+ len
) - p
;
4417 mch_memmove(buffer
, p
, buffer_off
);
4422 # endif /* FEAT_MBYTE */
4429 windgoto(msg_row
, msg_col
);
4436 /* If we already detected the child has finished break the
4438 if (wait_pid
== pid
)
4442 * Check if the child still exists, before checking for
4443 * typed characters (otherwise we would lose typeahead).
4446 wait_pid
= wait4(pid
, &status
, WNOHANG
, (struct rusage
*) 0);
4448 wait_pid
= waitpid(pid
, &status
, WNOHANG
);
4450 if ((wait_pid
== (pid_t
)-1 && errno
== ECHILD
)
4451 || (wait_pid
== pid
&& WIFEXITED(status
)))
4453 /* Don't break the loop yet, try reading more
4454 * characters from "fromshell_fd" first. When using
4455 * pipes there might still be something to read and
4456 * then we'll break the loop at the "break" above. */
4463 p_more
= p_more_save
;
4464 if (options
& SHELL_READ
)
4468 append_ga_line(&ga
);
4469 /* remember that the NL was missing */
4470 write_no_eol_lnum
= curwin
->w_cursor
.lnum
;
4473 write_no_eol_lnum
= 0;
4478 * Give all typeahead that wasn't used back to ui_inchar().
4481 ui_inchar_undo(ta_buf
, ta_len
);
4483 if (toshell_fd
>= 0)
4485 close(fromshell_fd
);
4489 * Wait until our child has exited.
4490 * Ignore wait() returning pids of other children and returning
4491 * because of some signal like SIGWINCH.
4492 * Don't wait if wait_pid was already set above, indicating the
4493 * child already exited.
4495 while (wait_pid
!= pid
)
4497 # ifdef _THREAD_SAFE
4498 /* Ugly hack: when compiled with Python threads are probably
4499 * used, in which case wait() sometimes hangs for no obvious
4500 * reason. Use waitpid() instead and loop (like the GUI). */
4502 wait_pid
= wait4(pid
, &status
, WNOHANG
, (struct rusage
*)0);
4504 wait_pid
= waitpid(pid
, &status
, WNOHANG
);
4508 /* Wait for 1/100 sec before trying again. */
4509 mch_delay(10L, TRUE
);
4513 wait_pid
= wait(&status
);
4523 /* Make sure the child that writes to the external program is
4526 kill(wpid
, SIGKILL
);
4529 * Set to raw mode right now, otherwise a CTRL-C after
4530 * catch_signals() will kill Vim.
4532 if (tmode
== TMODE_RAW
)
4533 settmode(TMODE_RAW
);
4534 did_settmode
= TRUE
;
4537 if (WIFEXITED(status
))
4539 /* LINTED avoid "bitwise operation on signed value" */
4540 retval
= WEXITSTATUS(status
);
4541 if (retval
&& !emsg_silent
)
4543 if (retval
== EXEC_FAILED
)
4545 MSG_PUTS(_("\nCannot execute shell "));
4549 else if (!(options
& SHELL_SILENT
))
4551 MSG_PUTS(_("\nshell returned "));
4552 msg_outnum((long)retval
);
4558 MSG_PUTS(_("\nCommand terminated\n"));
4565 if (tmode
== TMODE_RAW
)
4566 settmode(TMODE_RAW
); /* set to raw mode */
4574 #endif /* USE_SYSTEM */
4578 * Check for CTRL-C typed by reading all available characters.
4579 * In cooked mode we should get SIGINT, no need to check.
4584 if (curr_tmode
== TMODE_RAW
&& RealWaitForChar(read_cmd_fd
, 0L, NULL
))
4585 fill_input_buf(FALSE
);
4589 * Wait "msec" msec until a character is available from the keyboard or from
4590 * inbuf[]. msec == -1 will block forever.
4591 * When a GUI is being used, this will never get called -- webb
4597 #ifdef FEAT_MOUSE_GPM
4598 int gpm_process_wanted
;
4600 #ifdef FEAT_XCLIPBOARD
4605 if (input_available()) /* something in inbuf[] */
4608 #if defined(FEAT_MOUSE_DEC)
4609 /* May need to query the mouse position. */
4612 WantQueryMouse
= FALSE
;
4613 mch_write((char_u
*)IF_EB("\033[1'|", ESC_STR
"[1'|"), 5);
4618 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse
4619 * events. This is a bit complicated, because they might both be defined.
4621 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD)
4622 # ifdef FEAT_XCLIPBOARD
4624 if (do_xterm_trace())
4629 # ifdef FEAT_XCLIPBOARD
4632 msec
= XT_TRACE_DELAY
;
4633 if (rest
>= 0 && rest
< XT_TRACE_DELAY
)
4639 # ifdef FEAT_MOUSE_GPM
4640 gpm_process_wanted
= 0;
4641 avail
= RealWaitForChar(read_cmd_fd
, msec
, &gpm_process_wanted
);
4643 avail
= RealWaitForChar(read_cmd_fd
, msec
, NULL
);
4647 if (input_available())
4649 # ifdef FEAT_XCLIPBOARD
4650 if (rest
== 0 || !do_xterm_trace())
4656 # ifdef FEAT_MOUSE_GPM
4657 || (gpm_process_wanted
&& mch_gpm_process() == 0)
4659 # ifdef FEAT_XCLIPBOARD
4660 || (!avail
&& rest
!= 0)
4665 avail
= RealWaitForChar(read_cmd_fd
, msec
, NULL
);
4671 * Wait "msec" msec until a character is available from file descriptor "fd".
4672 * Time == -1 will block forever.
4673 * When a GUI is being used, this will not be used for input -- webb
4674 * Returns also, when a request from Sniff is waiting -- toni.
4675 * Or when a Linux GPM mouse event is waiting.
4678 #if defined(__BEOS__)
4683 RealWaitForChar(fd
, msec
, check_for_gpm
)
4689 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME)
4690 static int busy
= FALSE
;
4692 /* May retry getting characters after an event was handled. */
4695 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
4696 /* Remember at what time we started, so that we know how much longer we
4697 * should wait after being interrupted. */
4698 # define USE_START_TV
4699 struct timeval start_tv
;
4702 # ifdef FEAT_XCLIPBOARD
4703 xterm_Shell
!= (Widget
)0
4704 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME)
4710 # ifdef FEAT_MZSCHEME
4714 # ifdef FEAT_MZSCHEME
4715 (mzthreads_allowed() && p_mzq
> 0)
4718 gettimeofday(&start_tv
, NULL
);
4721 /* Handle being called recursively. This may happen for the session
4722 * manager stuff, it may save the file, which does a breakcheck. */
4732 int finished
= TRUE
; /* default is to 'loop' just once */
4733 # ifdef FEAT_MZSCHEME
4734 int mzquantum_used
= FALSE
;
4738 struct pollfd fds
[5];
4740 # ifdef FEAT_XCLIPBOARD
4743 # ifdef FEAT_MOUSE_GPM
4749 int towait
= (int)msec
;
4751 # ifdef FEAT_MZSCHEME
4752 mzvim_check_threads();
4753 if (mzthreads_allowed() && p_mzq
> 0 && (msec
< 0 || msec
> p_mzq
))
4755 towait
= (int)p_mzq
; /* don't wait longer than 'mzquantum' */
4756 mzquantum_used
= TRUE
;
4760 fds
[0].events
= POLLIN
;
4764 # define SNIFF_IDX 1
4765 if (want_sniff_request
)
4767 fds
[SNIFF_IDX
].fd
= fd_from_sniff
;
4768 fds
[SNIFF_IDX
].events
= POLLIN
;
4772 # ifdef FEAT_XCLIPBOARD
4773 if (xterm_Shell
!= (Widget
)0)
4776 fds
[nfd
].fd
= ConnectionNumber(xterm_dpy
);
4777 fds
[nfd
].events
= POLLIN
;
4781 # ifdef FEAT_MOUSE_GPM
4782 if (check_for_gpm
!= NULL
&& gpm_flag
&& gpm_fd
>= 0)
4785 fds
[nfd
].fd
= gpm_fd
;
4786 fds
[nfd
].events
= POLLIN
;
4791 if (xsmp_icefd
!= -1)
4794 fds
[nfd
].fd
= xsmp_icefd
;
4795 fds
[nfd
].events
= POLLIN
;
4800 ret
= poll(fds
, nfd
, towait
);
4801 # ifdef FEAT_MZSCHEME
4802 if (ret
== 0 && mzquantum_used
)
4803 /* MzThreads scheduling is required and timeout occurred */
4809 sniff_disconnect(1);
4810 else if (want_sniff_request
)
4812 if (fds
[SNIFF_IDX
].revents
& POLLHUP
)
4813 sniff_disconnect(1);
4814 if (fds
[SNIFF_IDX
].revents
& POLLIN
)
4815 sniff_request_waiting
= 1;
4818 # ifdef FEAT_XCLIPBOARD
4819 if (xterm_Shell
!= (Widget
)0 && (fds
[xterm_idx
].revents
& POLLIN
))
4821 xterm_update(); /* Maybe we should hand out clipboard */
4822 if (--ret
== 0 && !input_available())
4827 # ifdef FEAT_MOUSE_GPM
4828 if (gpm_idx
>= 0 && (fds
[gpm_idx
].revents
& POLLIN
))
4834 if (xsmp_idx
>= 0 && (fds
[xsmp_idx
].revents
& (POLLIN
| POLLHUP
)))
4836 if (fds
[xsmp_idx
].revents
& POLLIN
)
4839 xsmp_handle_requests();
4842 else if (fds
[xsmp_idx
].revents
& POLLHUP
)
4845 verb_msg((char_u
*)_("XSMP lost ICE connection"));
4849 finished
= FALSE
; /* Try again */
4854 #else /* HAVE_SELECT */
4857 struct timeval
*tvp
;
4862 # ifdef FEAT_MZSCHEME
4863 mzvim_check_threads();
4864 if (mzthreads_allowed() && p_mzq
> 0 && (msec
< 0 || msec
> p_mzq
))
4866 towait
= p_mzq
; /* don't wait longer than 'mzquantum' */
4867 mzquantum_used
= TRUE
;
4871 /* don't check for incoming chars if not in raw mode, because select()
4872 * always returns TRUE then (in some version of emx.dll) */
4873 if (curr_tmode
!= TMODE_RAW
)
4879 tv
.tv_sec
= towait
/ 1000;
4880 tv
.tv_usec
= (towait
% 1000) * (1000000/1000);
4887 * Select on ready for reading and exceptional condition (end of file).
4889 FD_ZERO(&rfds
); /* calls bzero() on a sun */
4892 # if !defined(__QNX__) && !defined(__CYGWIN32__)
4893 /* For QNX select() always returns 1 if this is set. Why? */
4899 if (want_sniff_request
)
4901 FD_SET(fd_from_sniff
, &rfds
);
4902 FD_SET(fd_from_sniff
, &efds
);
4903 if (maxfd
< fd_from_sniff
)
4904 maxfd
= fd_from_sniff
;
4907 # ifdef FEAT_XCLIPBOARD
4908 if (xterm_Shell
!= (Widget
)0)
4910 FD_SET(ConnectionNumber(xterm_dpy
), &rfds
);
4911 if (maxfd
< ConnectionNumber(xterm_dpy
))
4912 maxfd
= ConnectionNumber(xterm_dpy
);
4915 # ifdef FEAT_MOUSE_GPM
4916 if (check_for_gpm
!= NULL
&& gpm_flag
&& gpm_fd
>= 0)
4918 FD_SET(gpm_fd
, &rfds
);
4919 FD_SET(gpm_fd
, &efds
);
4925 if (xsmp_icefd
!= -1)
4927 FD_SET(xsmp_icefd
, &rfds
);
4928 FD_SET(xsmp_icefd
, &efds
);
4929 if (maxfd
< xsmp_icefd
)
4935 /* Old VMS as v6.2 and older have broken select(). It waits more than
4936 * required. Should not be used */
4939 ret
= select(maxfd
+ 1, &rfds
, NULL
, &efds
, tvp
);
4942 if (ret
== -1 && errno
== ENOTSUP
)
4949 # ifdef FEAT_MZSCHEME
4950 if (ret
== 0 && mzquantum_used
)
4951 /* loop if MzThreads must be scheduled and timeout occurred */
4957 sniff_disconnect(1);
4958 else if (ret
> 0 && want_sniff_request
)
4960 if (FD_ISSET(fd_from_sniff
, &efds
))
4961 sniff_disconnect(1);
4962 if (FD_ISSET(fd_from_sniff
, &rfds
))
4963 sniff_request_waiting
= 1;
4966 # ifdef FEAT_XCLIPBOARD
4967 if (ret
> 0 && xterm_Shell
!= (Widget
)0
4968 && FD_ISSET(ConnectionNumber(xterm_dpy
), &rfds
))
4970 xterm_update(); /* Maybe we should hand out clipboard */
4971 /* continue looping when we only got the X event and the input
4972 * buffer is empty */
4973 if (--ret
== 0 && !input_available())
4980 # ifdef FEAT_MOUSE_GPM
4981 if (ret
> 0 && gpm_flag
&& check_for_gpm
!= NULL
&& gpm_fd
>= 0)
4983 if (FD_ISSET(gpm_fd
, &efds
))
4985 else if (FD_ISSET(gpm_fd
, &rfds
))
4990 if (ret
> 0 && xsmp_icefd
!= -1)
4992 if (FD_ISSET(xsmp_icefd
, &efds
))
4995 verb_msg((char_u
*)_("XSMP lost ICE connection"));
4998 finished
= FALSE
; /* keep going if event was only one */
5000 else if (FD_ISSET(xsmp_icefd
, &rfds
))
5003 xsmp_handle_requests();
5006 finished
= FALSE
; /* keep going if event was only one */
5011 #endif /* HAVE_SELECT */
5014 if (finished
|| msec
== 0)
5017 /* We're going to loop around again, find out for how long */
5020 # ifdef USE_START_TV
5023 /* Compute remaining wait time. */
5024 gettimeofday(&mtv
, NULL
);
5025 msec
-= (mtv
.tv_sec
- start_tv
.tv_sec
) * 1000L
5026 + (mtv
.tv_usec
- start_tv
.tv_usec
) / 1000L;
5028 /* Guess we got interrupted halfway. */
5032 break; /* waited long enough */
5042 #ifndef NO_EXPANDPATH
5044 * Expand a path into all matching files and/or directories. Handles "*",
5045 * "?", "[a-z]", "**", etc.
5046 * "path" has backslashes before chars that are not to be expanded.
5047 * Returns the number of matches found.
5050 mch_expandpath(gap
, path
, flags
)
5053 int flags
; /* EW_* flags */
5055 return unix_expandpath(gap
, path
, 0, flags
, FALSE
);
5060 * mch_expand_wildcards() - this code does wild-card pattern matching using
5063 * return OK for success, FAIL for error (you may lose some memory) and put
5064 * an error message in *file.
5066 * num_pat is number of input patterns
5067 * pat is array of pointers to input patterns
5068 * num_file is pointer to number of matched file names
5069 * file is pointer to array of pointers to matched file names
5079 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|"
5083 mch_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
)
5088 int flags
; /* EW_* flags */
5096 * This is the OS/2 implementation.
5098 # define EXPL_ALLOC_INC 16
5099 char_u
**expl_files
;
5100 size_t files_alloced
, files_free
;
5104 *num_file
= 0; /* default: no files found */
5105 files_alloced
= EXPL_ALLOC_INC
; /* how much space is allocated */
5106 files_free
= EXPL_ALLOC_INC
; /* how much space is not used */
5107 *file
= (char_u
**)alloc(sizeof(char_u
**) * files_alloced
);
5111 for (; num_pat
> 0; num_pat
--, pat
++)
5114 if (vim_strchr(*pat
, '$') || vim_strchr(*pat
, '~'))
5115 /* expand environment var or home dir */
5116 buf
= expand_env_save(*pat
);
5118 buf
= vim_strsave(*pat
);
5120 has_wildcard
= mch_has_exp_wildcard(buf
); /* (still) wildcards? */
5121 if (has_wildcard
) /* yes, so expand them */
5122 expl_files
= (char_u
**)_fnexplode(buf
);
5125 * return value of buf if no wildcards left,
5126 * OR if no match AND EW_NOTFOUND is set.
5128 if ((!has_wildcard
&& ((flags
& EW_NOTFOUND
) || mch_getperm(buf
) >= 0))
5129 || (expl_files
== NULL
&& (flags
& EW_NOTFOUND
)))
5130 { /* simply save the current contents of *buf */
5131 expl_files
= (char_u
**)alloc(sizeof(char_u
**) * 2);
5132 if (expl_files
!= NULL
)
5134 expl_files
[0] = vim_strsave(buf
);
5135 expl_files
[1] = NULL
;
5141 * Count number of names resulting from expansion,
5142 * At the same time add a backslash to the end of names that happen to
5143 * be directories, and replace slashes with backslashes.
5147 for (i
= 0; (p
= expl_files
[i
]) != NULL
; i
++)
5150 /* If we don't want dirs and this is one, skip it */
5151 if ((dir
&& !(flags
& EW_DIR
)) || (!dir
&& !(flags
& EW_FILE
)))
5154 /* Skip files that are not executable if we check for that. */
5155 if (!dir
&& (flags
& EW_EXEC
) && !mch_can_exe(p
))
5158 if (--files_free
== 0)
5160 /* need more room in table of pointers */
5161 files_alloced
+= EXPL_ALLOC_INC
;
5162 *file
= (char_u
**)vim_realloc(*file
,
5163 sizeof(char_u
**) * files_alloced
);
5166 EMSG(_(e_outofmem
));
5170 files_free
= EXPL_ALLOC_INC
;
5175 /* For a directory we add a '/', unless it's already
5178 if (((*file
)[*num_file
] = alloc(len
+ 2)) != NULL
)
5180 STRCPY((*file
)[*num_file
], p
);
5181 if (!after_pathsep((*file
)[*num_file
],
5182 (*file
)[*num_file
] + len
))
5184 (*file
)[*num_file
][len
] = psepc
;
5185 (*file
)[*num_file
][len
+ 1] = NUL
;
5191 (*file
)[*num_file
] = vim_strsave(p
);
5195 * Error message already given by either alloc or vim_strsave.
5196 * Should return FAIL, but returning OK works also.
5198 if ((*file
)[*num_file
] == NULL
)
5202 _fnexplodefree((char **)expl_files
);
5209 * This is the non-OS/2 implementation (really Unix).
5216 #define STYLE_ECHO 0 /* use "echo", the default */
5217 #define STYLE_GLOB 1 /* use "glob", for csh */
5218 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */
5219 #define STYLE_PRINT 3 /* use "print -N", for zsh */
5220 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern
5222 int shell_style
= STYLE_ECHO
;
5224 static int did_find_nul
= FALSE
;
5225 int ampersent
= FALSE
;
5226 /* vimglob() function to define for Posix shell */
5227 static char *sh_vimglob_func
= "vimglob() { while [ $# -ge 1 ]; do echo \"$1\"; shift; done }; vimglob >";
5229 *num_file
= 0; /* default: no files found */
5233 * If there are no wildcards, just copy the names to allocated memory.
5234 * Saves a lot of time, because we don't have to start a new shell.
5236 if (!have_wildcard(num_pat
, pat
))
5237 return save_patterns(num_pat
, pat
, num_file
, file
);
5239 # ifdef HAVE_SANDBOX
5240 /* Don't allow any shell command in the sandbox. */
5241 if (sandbox
!= 0 && check_secure())
5246 * Don't allow the use of backticks in secure and restricted mode.
5248 if (secure
|| restricted
)
5249 for (i
= 0; i
< num_pat
; ++i
)
5250 if (vim_strchr(pat
[i
], '`') != NULL
5251 && (check_restricted() || check_secure()))
5255 * get a name for the temp file
5257 if ((tempname
= vim_tempname('o')) == NULL
)
5264 * Let the shell expand the patterns and write the result into the temp
5266 * STYLE_BT: NL separated
5267 * If expanding `cmd` execute it directly.
5268 * STYLE_GLOB: NUL separated
5269 * If we use *csh, "glob" will work better than "echo".
5270 * STYLE_PRINT: NL or NUL separated
5271 * If we use *zsh, "print -N" will work better than "glob".
5272 * STYLE_VIMGLOB: NL separated
5273 * If we use *sh*, we define "vimglob()".
5274 * STYLE_ECHO: space separated.
5275 * A shell we don't know, stay safe and use "echo".
5277 if (num_pat
== 1 && *pat
[0] == '`'
5278 && (len
= STRLEN(pat
[0])) > 2
5279 && *(pat
[0] + len
- 1) == '`')
5280 shell_style
= STYLE_BT
;
5281 else if ((len
= STRLEN(p_sh
)) >= 3)
5283 if (STRCMP(p_sh
+ len
- 3, "csh") == 0)
5284 shell_style
= STYLE_GLOB
;
5285 else if (STRCMP(p_sh
+ len
- 3, "zsh") == 0)
5286 shell_style
= STYLE_PRINT
;
5288 if (shell_style
== STYLE_ECHO
&& strstr((char *)gettail(p_sh
),
5290 shell_style
= STYLE_VIMGLOB
;
5292 /* Compute the length of the command. We need 2 extra bytes: for the
5293 * optional '&' and for the NUL.
5294 * Worst case: "unset nonomatch; print -N >" plus two is 29 */
5295 len
= STRLEN(tempname
) + 29;
5296 if (shell_style
== STYLE_VIMGLOB
)
5297 len
+= STRLEN(sh_vimglob_func
);
5299 for (i
= 0; i
< num_pat
; ++i
)
5301 /* Count the length of the patterns in the same way as they are put in
5302 * "command" below. */
5304 len
+= STRLEN(pat
[i
]) + 3; /* add space and two quotes */
5306 ++len
; /* add space */
5307 for (j
= 0; pat
[i
][j
] != NUL
; ++j
)
5309 if (vim_strchr(SHELL_SPECIAL
, pat
[i
][j
]) != NULL
)
5310 ++len
; /* may add a backslash */
5315 command
= alloc(len
);
5316 if (command
== NULL
)
5324 * Build the shell command:
5325 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell
5327 * - Add the shell command to print the expanded names.
5328 * - Add the temp file name.
5329 * - Add the file name patterns.
5331 if (shell_style
== STYLE_BT
)
5333 /* change `command; command& ` to (command; command ) */
5334 STRCPY(command
, "(");
5335 STRCAT(command
, pat
[0] + 1); /* exclude first backtick */
5336 p
= command
+ STRLEN(command
) - 1;
5337 *p
-- = ')'; /* remove last backtick */
5338 while (p
> command
&& vim_iswhite(*p
))
5340 if (*p
== '&') /* remove trailing '&' */
5345 STRCAT(command
, ">");
5349 if (flags
& EW_NOTFOUND
)
5350 STRCPY(command
, "set nonomatch; ");
5352 STRCPY(command
, "unset nonomatch; ");
5353 if (shell_style
== STYLE_GLOB
)
5354 STRCAT(command
, "glob >");
5355 else if (shell_style
== STYLE_PRINT
)
5356 STRCAT(command
, "print -N >");
5357 else if (shell_style
== STYLE_VIMGLOB
)
5358 STRCAT(command
, sh_vimglob_func
);
5360 STRCAT(command
, "echo >");
5363 STRCAT(command
, tempname
);
5365 if (shell_style
!= STYLE_BT
)
5366 for (i
= 0; i
< num_pat
; ++i
)
5368 /* When using system() always add extra quotes, because the shell
5369 * is started twice. Otherwise put a backslash before special
5370 * characters, except inside ``. */
5372 STRCAT(command
, " \"");
5373 STRCAT(command
, pat
[i
]);
5374 STRCAT(command
, "\"");
5378 p
= command
+ STRLEN(command
);
5380 for (j
= 0; pat
[i
][j
] != NUL
; ++j
)
5382 if (pat
[i
][j
] == '`')
5384 else if (pat
[i
][j
] == '\\' && pat
[i
][j
+ 1] != NUL
)
5386 /* Remove a backslash, take char literally. But keep
5387 * backslash inside backticks, before a special character
5388 * and before a backtick. */
5390 || vim_strchr(SHELL_SPECIAL
, pat
[i
][j
+ 1]) != NULL
5391 || pat
[i
][j
+ 1] == '`')
5395 else if (!intick
&& vim_strchr(SHELL_SPECIAL
,
5397 /* Put a backslash before a special character, but not
5398 * when inside ``. */
5401 /* Copy one character. */
5407 if (flags
& EW_SILENT
)
5408 show_shell_mess
= FALSE
;
5410 STRCAT(command
, "&"); /* put the '&' after the redirection */
5413 * Using zsh -G: If a pattern has no matches, it is just deleted from
5414 * the argument list, otherwise zsh gives an error message and doesn't
5415 * expand any other pattern.
5417 if (shell_style
== STYLE_PRINT
)
5418 extra_shell_arg
= (char_u
*)"-G"; /* Use zsh NULL_GLOB option */
5421 * If we use -f then shell variables set in .cshrc won't get expanded.
5422 * vi can do it, so we will too, but it is only necessary if there is a "$"
5423 * in one of the patterns, otherwise we can still use the fast option.
5425 else if (shell_style
== STYLE_GLOB
&& !have_dollars(num_pat
, pat
))
5426 extra_shell_arg
= (char_u
*)"-f"; /* Use csh fast option */
5429 * execute the shell command
5431 i
= call_shell(command
, SHELL_EXPAND
| SHELL_SILENT
);
5433 /* When running in the background, give it some time to create the temp
5434 * file, but don't wait for it to finish. */
5436 mch_delay(10L, TRUE
);
5438 extra_shell_arg
= NULL
; /* cleanup */
5439 show_shell_mess
= TRUE
;
5442 if (i
!= 0) /* mch_call_shell() failed */
5444 mch_remove(tempname
);
5447 * With interactive completion, the error message is not printed.
5448 * However with USE_SYSTEM, I don't know how to turn off error messages
5449 * from the shell, so screen may still get messed up -- webb.
5452 if (!(flags
& EW_SILENT
))
5455 redraw_later_clear(); /* probably messed up screen */
5456 msg_putchar('\n'); /* clear bottom line quickly */
5457 cmdline_row
= Rows
- 1; /* continue on last line */
5459 if (!(flags
& EW_SILENT
))
5462 MSG(_(e_wildexpand
));
5463 msg_start(); /* don't overwrite this message */
5466 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when
5467 * EW_NOTFOUND is given */
5468 if (shell_style
== STYLE_BT
)
5474 * read the names from the file into memory
5476 fd
= fopen((char *)tempname
, READBIN
);
5479 /* Something went wrong, perhaps a file name with a special char. */
5480 if (!(flags
& EW_SILENT
))
5482 MSG(_(e_wildexpand
));
5483 msg_start(); /* don't overwrite this message */
5488 fseek(fd
, 0L, SEEK_END
);
5489 len
= ftell(fd
); /* get size of temp file */
5490 fseek(fd
, 0L, SEEK_SET
);
5491 buffer
= alloc(len
+ 1);
5495 mch_remove(tempname
);
5500 i
= fread((char *)buffer
, 1, len
, fd
);
5502 mch_remove(tempname
);
5505 /* unexpected read error */
5506 EMSG2(_(e_notread
), tempname
);
5513 # if defined(__CYGWIN__) || defined(__CYGWIN32__)
5514 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */
5516 for (i
= 0; i
< len
; ++i
)
5517 if (!(buffer
[i
] == CAR
&& buffer
[i
+ 1] == NL
))
5523 /* file names are separated with Space */
5524 if (shell_style
== STYLE_ECHO
)
5526 buffer
[len
] = '\n'; /* make sure the buffer ends in NL */
5528 for (i
= 0; *p
!= '\n'; ++i
) /* count number of entries */
5530 while (*p
!= ' ' && *p
!= '\n')
5532 p
= skipwhite(p
); /* skip to next entry */
5535 /* file names are separated with NL */
5536 else if (shell_style
== STYLE_BT
|| shell_style
== STYLE_VIMGLOB
)
5538 buffer
[len
] = NUL
; /* make sure the buffer ends in NUL */
5540 for (i
= 0; *p
!= NUL
; ++i
) /* count number of entries */
5542 while (*p
!= '\n' && *p
!= NUL
)
5546 p
= skipwhite(p
); /* skip leading white space */
5549 /* file names are separated with NUL */
5553 * Some versions of zsh use spaces instead of NULs to separate
5554 * results. Only do this when there is no NUL before the end of the
5555 * buffer, otherwise we would never be able to use file names with
5556 * embedded spaces when zsh does use NULs.
5557 * When we found a NUL once, we know zsh is OK, set did_find_nul and
5558 * don't check for spaces again.
5560 check_spaces
= FALSE
;
5561 if (shell_style
== STYLE_PRINT
&& !did_find_nul
)
5563 /* If there is a NUL, set did_find_nul, else set check_spaces */
5564 if (len
&& (int)STRLEN(buffer
) < len
- 1)
5565 did_find_nul
= TRUE
;
5567 check_spaces
= TRUE
;
5571 * Make sure the buffer ends with a NUL. For STYLE_PRINT there
5572 * already is one, for STYLE_GLOB it needs to be added.
5574 if (len
&& buffer
[len
- 1] == NUL
)
5579 for (p
= buffer
; p
< buffer
+ len
; ++p
)
5580 if (*p
== NUL
|| (*p
== ' ' && check_spaces
)) /* count entry */
5586 ++i
; /* count last entry */
5591 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I".
5592 * /bin/sh will happily expand it to nothing rather than returning an
5593 * error; and hey, it's good to check anyway -- webb.
5599 *file
= (char_u
**)alloc(sizeof(char_u
*) * i
);
5608 * Isolate the individual file names.
5611 for (i
= 0; i
< *num_file
; ++i
)
5614 /* Space or NL separates */
5615 if (shell_style
== STYLE_ECHO
|| shell_style
== STYLE_BT
5616 || shell_style
== STYLE_VIMGLOB
)
5618 while (!(shell_style
== STYLE_ECHO
&& *p
== ' ')
5619 && *p
!= '\n' && *p
!= NUL
)
5621 if (p
== buffer
+ len
) /* last entry */
5626 p
= skipwhite(p
); /* skip to next entry */
5629 else /* NUL separates */
5631 while (*p
&& p
< buffer
+ len
) /* skip entry */
5638 * Move the file names to allocated memory.
5640 for (j
= 0, i
= 0; i
< *num_file
; ++i
)
5642 /* Require the files to exist. Helps when using /bin/sh */
5643 if (!(flags
& EW_NOTFOUND
) && mch_getperm((*file
)[i
]) < 0)
5646 /* check if this entry should be included */
5647 dir
= (mch_isdir((*file
)[i
]));
5648 if ((dir
&& !(flags
& EW_DIR
)) || (!dir
&& !(flags
& EW_FILE
)))
5651 /* Skip files that are not executable if we check for that. */
5652 if (!dir
&& (flags
& EW_EXEC
) && !mch_can_exe((*file
)[i
]))
5655 p
= alloc((unsigned)(STRLEN((*file
)[i
]) + 1 + dir
));
5658 STRCPY(p
, (*file
)[i
]);
5660 add_pathsep(p
); /* add '/' to a directory name */
5667 if (*num_file
== 0) /* rejected all entries */
5677 if (flags
& EW_NOTFOUND
)
5678 return save_patterns(num_pat
, pat
, num_file
, file
);
5681 #endif /* __EMX__ */
5688 save_patterns(num_pat
, pat
, num_file
, file
)
5697 *file
= (char_u
**)alloc(num_pat
* sizeof(char_u
*));
5700 for (i
= 0; i
< num_pat
; i
++)
5702 s
= vim_strsave(pat
[i
]);
5704 /* Be compatible with expand_filename(): halve the number of
5709 *num_file
= num_pat
;
5716 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can
5720 mch_has_exp_wildcard(p
)
5723 for ( ; *p
; mb_ptr_adv(p
))
5726 if (*p
== '\\' && p
[1] != NUL
)
5730 if (vim_strchr((char_u
*)
5747 * Return TRUE if the string "p" contains a wildcard.
5748 * Don't recognize '~' at the end as a wildcard.
5754 for ( ; *p
; mb_ptr_adv(p
))
5757 if (*p
== '\\' && p
[1] != NUL
)
5761 if (vim_strchr((char_u
*)
5766 # ifdef VIM_BACKTICK
5776 || (*p
== '~' && p
[1] != NUL
))
5784 have_wildcard(num
, file
)
5790 for (i
= 0; i
< num
; i
++)
5791 if (mch_has_wildcard(file
[i
]))
5797 have_dollars(num
, file
)
5803 for (i
= 0; i
< num
; i
++)
5804 if (vim_strchr(file
[i
], '$') != NULL
)
5808 #endif /* ifndef __EMX__ */
5812 * Scaled-down version of rename(), which is missing in Xenix.
5813 * This version can only move regular files and will fail if the
5814 * destination exists.
5817 mch_rename(src
, dest
)
5818 const char *src
, *dest
;
5822 if (stat(dest
, &st
) >= 0) /* fail if destination exists */
5824 if (link(src
, dest
) != 0) /* link file to new name */
5826 if (mch_remove(src
) == 0) /* delete link to old name */
5830 #endif /* !HAVE_RENAME */
5832 #ifdef FEAT_MOUSE_GPM
5834 * Initializes connection with gpm (if it isn't already opened)
5835 * Return 1 if succeeded (or connection already opened), 0 if failed
5840 static Gpm_Connect gpm_connect
; /* Must it be kept till closing ? */
5844 gpm_connect
.eventMask
= (GPM_UP
| GPM_DRAG
| GPM_DOWN
);
5845 gpm_connect
.defaultMask
= ~GPM_HARD
;
5846 /* Default handling for mouse move*/
5847 gpm_connect
.minMod
= 0; /* Handle any modifier keys */
5848 gpm_connect
.maxMod
= 0xffff;
5849 if (Gpm_Open(&gpm_connect
, 0) > 0)
5851 /* gpm library tries to handling TSTP causes
5852 * problems. Anyways, we close connection to Gpm whenever
5853 * we are going to suspend or starting an external process
5854 * so we shouldn't have problem with this
5856 signal(SIGTSTP
, restricted
? SIG_IGN
: SIG_DFL
);
5857 return 1; /* succeed */
5860 Gpm_Close(); /* We don't want to talk to xterm via gpm */
5863 return 1; /* already open */
5867 * Closes connection to gpm
5872 if (gpm_flag
&& gpm_fd
>= 0) /* if Open */
5876 /* Reads gpm event and adds special keys to input buf. Returns length of
5877 * generated key sequence.
5878 * This function is made after gui_send_mouse_event
5884 static Gpm_Event gpm_event
;
5886 int_u vim_modifiers
;
5888 unsigned char buttons_mask
;
5889 unsigned char gpm_modifiers
;
5890 static unsigned char old_buttons
= 0;
5892 Gpm_GetEvent(&gpm_event
);
5895 /* Don't put events in the input queue now. */
5896 if (hold_gui_events
)
5900 row
= gpm_event
.y
- 1;
5901 col
= gpm_event
.x
- 1;
5903 string
[0] = ESC
; /* Our termcode */
5906 switch (GPM_BARE_EVENTS(gpm_event
.type
))
5909 string
[3] = MOUSE_DRAG
;
5912 buttons_mask
= gpm_event
.buttons
& ~old_buttons
;
5913 old_buttons
= gpm_event
.buttons
;
5914 switch (buttons_mask
)
5917 button
= MOUSE_LEFT
;
5920 button
= MOUSE_MIDDLE
;
5923 button
= MOUSE_RIGHT
;
5927 /*Don't know what to do. Can more than one button be
5928 * reported in one event? */
5930 string
[3] = (char_u
)(button
| 0x20);
5931 SET_NUM_MOUSE_CLICKS(string
[3], gpm_event
.clicks
+ 1);
5934 string
[3] = MOUSE_RELEASE
;
5935 old_buttons
&= ~gpm_event
.buttons
;
5940 /*This code is based on gui_x11_mouse_cb in gui_x11.c */
5941 gpm_modifiers
= gpm_event
.modifiers
;
5942 vim_modifiers
= 0x0;
5943 /* I ignore capslock stats. Aren't we all just hate capslock mixing with
5944 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and
5945 * K_CAPSSHIFT is defined 8, so it probably isn't even reported
5947 if (gpm_modifiers
& ((1 << KG_SHIFT
) | (1 << KG_SHIFTR
) | (1 << KG_SHIFTL
)))
5948 vim_modifiers
|= MOUSE_SHIFT
;
5950 if (gpm_modifiers
& ((1 << KG_CTRL
) | (1 << KG_CTRLR
) | (1 << KG_CTRLL
)))
5951 vim_modifiers
|= MOUSE_CTRL
;
5952 if (gpm_modifiers
& ((1 << KG_ALT
) | (1 << KG_ALTGR
)))
5953 vim_modifiers
|= MOUSE_ALT
;
5954 string
[3] |= vim_modifiers
;
5955 string
[4] = (char_u
)(col
+ ' ' + 1);
5956 string
[5] = (char_u
)(row
+ ' ' + 1);
5957 add_to_input_buf(string
, 6);
5960 #endif /* FEAT_MOUSE_GPM */
5962 #ifdef FEAT_SYSMOUSE
5964 * Initialize connection with sysmouse.
5965 * Let virtual console inform us with SIGUSR2 for pending sysmouse
5966 * output, any sysmouse output than will be processed via sig_sysmouse().
5967 * Return OK if succeeded, FAIL if failed.
5972 struct mouse_info mouse
;
5974 mouse
.operation
= MOUSE_MODE
;
5975 mouse
.u
.mode
.mode
= 0;
5976 mouse
.u
.mode
.signal
= SIGUSR2
;
5977 if (ioctl(1, CONS_MOUSECTL
, &mouse
) != -1)
5979 signal(SIGUSR2
, (RETSIGTYPE (*)())sig_sysmouse
);
5980 mouse
.operation
= MOUSE_SHOW
;
5981 ioctl(1, CONS_MOUSECTL
, &mouse
);
5988 * Stop processing SIGUSR2 signals, and also make sure that
5989 * virtual console do not send us any sysmouse related signal.
5994 struct mouse_info mouse
;
5996 signal(SIGUSR2
, restricted
? SIG_IGN
: SIG_DFL
);
5997 mouse
.operation
= MOUSE_MODE
;
5998 mouse
.u
.mode
.mode
= 0;
5999 mouse
.u
.mode
.signal
= 0;
6000 ioctl(1, CONS_MOUSECTL
, &mouse
);
6004 * Gets info from sysmouse and adds special keys to input buf.
6008 sig_sysmouse
SIGDEFARG(sigarg
)
6010 struct mouse_info mouse
;
6011 struct video_info video
;
6016 static int oldbuttons
= 0;
6019 /* Don't put events in the input queue now. */
6020 if (hold_gui_events
)
6024 mouse
.operation
= MOUSE_GETINFO
;
6025 if (ioctl(1, FBIO_GETMODE
, &video
.vi_mode
) != -1
6026 && ioctl(1, FBIO_MODEINFO
, &video
) != -1
6027 && ioctl(1, CONS_MOUSECTL
, &mouse
) != -1
6028 && video
.vi_cheight
> 0 && video
.vi_cwidth
> 0)
6030 row
= mouse
.u
.data
.y
/ video
.vi_cheight
;
6031 col
= mouse
.u
.data
.x
/ video
.vi_cwidth
;
6032 buttons
= mouse
.u
.data
.buttons
;
6033 string
[0] = ESC
; /* Our termcode */
6036 if (oldbuttons
== buttons
&& buttons
!= 0)
6038 button
= MOUSE_DRAG
;
6045 button
= MOUSE_RELEASE
;
6048 button
= MOUSE_LEFT
;
6051 button
= MOUSE_MIDDLE
;
6054 button
= MOUSE_RIGHT
;
6059 oldbuttons
= buttons
;
6061 string
[3] = (char_u
)(button
);
6062 string
[4] = (char_u
)(col
+ ' ' + 1);
6063 string
[5] = (char_u
)(row
+ ' ' + 1);
6064 add_to_input_buf(string
, 6);
6068 #endif /* FEAT_SYSMOUSE */
6070 #if defined(FEAT_LIBCALL) || defined(PROTO)
6071 typedef char_u
* (*STRPROCSTR
)__ARGS((char_u
*));
6072 typedef char_u
* (*INTPROCSTR
)__ARGS((int));
6073 typedef int (*STRPROCINT
)__ARGS((char_u
*));
6074 typedef int (*INTPROCINT
)__ARGS((int));
6077 * Call a DLL routine which takes either a string or int param
6078 * and returns an allocated string.
6081 mch_libcall(libname
, funcname
, argstring
, argint
, string_result
, number_result
)
6084 char_u
*argstring
; /* NULL when using a argint */
6086 char_u
**string_result
;/* NULL when using number_result */
6089 # if defined(USE_DLOPEN)
6096 INTPROCSTR ProcAddI
;
6097 char_u
*retval_str
= NULL
;
6099 int success
= FALSE
;
6102 * Get a handle to the DLL module.
6104 # if defined(USE_DLOPEN)
6105 /* First clear any error, it's not cleared by the dlopen() call. */
6108 hinstLib
= dlopen((char *)libname
, RTLD_LAZY
6113 if (hinstLib
== NULL
)
6115 /* "dlerr" must be used before dlclose() */
6116 dlerr
= (char *)dlerror();
6118 EMSG2(_("dlerror = \"%s\""), dlerr
);
6121 hinstLib
= shl_load((const char*)libname
, BIND_IMMEDIATE
|BIND_VERBOSE
, 0L);
6124 /* If the handle is valid, try to get the function address. */
6125 if (hinstLib
!= NULL
)
6127 # ifdef HAVE_SETJMP_H
6129 * Catch a crash when calling the library function. For example when
6130 * using a number where a string pointer is expected.
6133 if (SETJMP(lc_jump_env
) != 0)
6136 # if defined(USE_DLOPEN)
6147 if (argstring
!= NULL
)
6149 # if defined(USE_DLOPEN)
6150 ProcAdd
= (STRPROCSTR
)dlsym(hinstLib
, (const char *)funcname
);
6151 dlerr
= (char *)dlerror();
6153 if (shl_findsym(&hinstLib
, (const char *)funcname
,
6154 TYPE_PROCEDURE
, (void *)&ProcAdd
) < 0)
6157 if ((success
= (ProcAdd
!= NULL
6158 # if defined(USE_DLOPEN)
6163 if (string_result
== NULL
)
6164 retval_int
= ((STRPROCINT
)ProcAdd
)(argstring
);
6166 retval_str
= (ProcAdd
)(argstring
);
6171 # if defined(USE_DLOPEN)
6172 ProcAddI
= (INTPROCSTR
)dlsym(hinstLib
, (const char *)funcname
);
6173 dlerr
= (char *)dlerror();
6175 if (shl_findsym(&hinstLib
, (const char *)funcname
,
6176 TYPE_PROCEDURE
, (void *)&ProcAddI
) < 0)
6179 if ((success
= (ProcAddI
!= NULL
6180 # if defined(USE_DLOPEN)
6185 if (string_result
== NULL
)
6186 retval_int
= ((INTPROCINT
)ProcAddI
)(argint
);
6188 retval_str
= (ProcAddI
)(argint
);
6192 /* Save the string before we free the library. */
6193 /* Assume that a "1" or "-1" result is an illegal pointer. */
6194 if (string_result
== NULL
)
6195 *number_result
= retval_int
;
6196 else if (retval_str
!= NULL
6197 && retval_str
!= (char_u
*)1
6198 && retval_str
!= (char_u
*)-1)
6199 *string_result
= vim_strsave(retval_str
);
6202 # ifdef HAVE_SETJMP_H
6209 /* try to find the name of this signal */
6210 for (i
= 0; signal_info
[i
].sig
!= -1; i
++)
6211 if (lc_signal
== signal_info
[i
].sig
)
6213 EMSG2("E368: got SIG%s in libcall()", signal_info
[i
].name
);
6218 # if defined(USE_DLOPEN)
6219 /* "dlerr" must be used before dlclose() */
6221 EMSG2(_("dlerror = \"%s\""), dlerr
);
6223 /* Free the DLL module. */
6224 (void)dlclose(hinstLib
);
6226 (void)shl_unload(hinstLib
);
6232 EMSG2(_(e_libcall
), funcname
);
6240 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
6241 static int xterm_trace
= -1; /* default: disabled */
6242 static int xterm_button
;
6245 * Setup a dummy window for X selections in a terminal.
6254 if (!x_connect_to_server())
6258 if (app_context
!= NULL
&& xterm_Shell
== (Widget
)0)
6260 int (*oldhandler
)();
6261 #if defined(HAVE_SETJMP_H)
6262 int (*oldIOhandler
)();
6264 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
6265 struct timeval start_tv
;
6268 gettimeofday(&start_tv
, NULL
);
6271 /* Ignore X errors while opening the display */
6272 oldhandler
= XSetErrorHandler(x_error_check
);
6274 #if defined(HAVE_SETJMP_H)
6275 /* Ignore X IO errors while opening the display */
6276 oldIOhandler
= XSetIOErrorHandler(x_IOerror_check
);
6278 if (SETJMP(lc_jump_env
) != 0)
6286 xterm_dpy
= XtOpenDisplay(app_context
, xterm_display
,
6287 "vim_xterm", "Vim_xterm", NULL
, 0, &z
, &strp
);
6288 #if defined(HAVE_SETJMP_H)
6293 #if defined(HAVE_SETJMP_H)
6294 /* Now handle X IO errors normally. */
6295 (void)XSetIOErrorHandler(oldIOhandler
);
6297 /* Now handle X errors normally. */
6298 (void)XSetErrorHandler(oldhandler
);
6300 if (xterm_dpy
== NULL
)
6303 verb_msg((char_u
*)_("Opening the X display failed"));
6307 /* Catch terminating error of the X server connection. */
6308 (void)XSetIOErrorHandler(x_IOerror_handler
);
6310 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
6314 xopen_message(&start_tv
);
6319 /* Create a Shell to make converters work. */
6320 AppShell
= XtVaAppCreateShell("vim_xterm", "Vim_xterm",
6321 applicationShellWidgetClass
, xterm_dpy
,
6323 if (AppShell
== (Widget
)0)
6325 xterm_Shell
= XtVaCreatePopupShell("VIM",
6326 topLevelShellWidgetClass
, AppShell
,
6327 XtNmappedWhenManaged
, 0,
6331 if (xterm_Shell
== (Widget
)0)
6334 x11_setup_atoms(xterm_dpy
);
6335 if (x11_display
== NULL
)
6336 x11_display
= xterm_dpy
;
6338 XtRealizeWidget(xterm_Shell
);
6339 XSync(xterm_dpy
, False
);
6342 if (xterm_Shell
!= (Widget
)0)
6345 if (x11_window
== 0 && (strp
= getenv("WINDOWID")) != NULL
)
6346 x11_window
= (Window
)atol(strp
);
6347 /* Check if $WINDOWID is valid. */
6348 if (test_x11_window(xterm_dpy
) == FAIL
)
6350 if (x11_window
!= 0)
6356 start_xterm_trace(button
)
6359 if (x11_window
== 0 || xterm_trace
< 0 || xterm_Shell
== (Widget
)0)
6362 xterm_button
= button
;
6370 if (xterm_trace
< 0)
6376 * Query the xterm pointer and generate mouse termcodes if necessary
6377 * return TRUE if dragging is active, else FALSE
6390 static char_u
*mouse_code
;
6391 static char_u mouse_name
[2] = {KS_MOUSE
, KE_FILLER
};
6392 static int prev_row
= 0, prev_col
= 0;
6393 static XSizeHints xterm_hints
;
6395 if (xterm_trace
<= 0)
6398 if (xterm_trace
== 1)
6400 /* Get the hints just before tracking starts. The font size might
6401 * have changed recently. */
6402 if (!XGetWMNormalHints(xterm_dpy
, x11_window
, &xterm_hints
, &got_hints
)
6403 || !(got_hints
& PResizeInc
)
6404 || xterm_hints
.width_inc
<= 1
6405 || xterm_hints
.height_inc
<= 1)
6407 xterm_trace
= -1; /* Not enough data -- disable tracing */
6411 /* Rely on the same mouse code for the duration of this */
6412 mouse_code
= find_termcode(mouse_name
);
6413 prev_row
= mouse_row
;
6414 prev_row
= mouse_col
;
6417 /* Find the offset of the chars, there might be a scrollbar on the
6418 * left of the window and/or a menu on the top (eterm etc.) */
6419 XQueryPointer(xterm_dpy
, x11_window
, &root
, &child
, &root_x
, &root_y
,
6420 &win_x
, &win_y
, &mask_return
);
6421 xterm_hints
.y
= win_y
- (xterm_hints
.height_inc
* mouse_row
)
6422 - (xterm_hints
.height_inc
/ 2);
6423 if (xterm_hints
.y
<= xterm_hints
.height_inc
/ 2)
6425 xterm_hints
.x
= win_x
- (xterm_hints
.width_inc
* mouse_col
)
6426 - (xterm_hints
.width_inc
/ 2);
6427 if (xterm_hints
.x
<= xterm_hints
.width_inc
/ 2)
6431 if (mouse_code
== NULL
)
6437 XQueryPointer(xterm_dpy
, x11_window
, &root
, &child
, &root_x
, &root_y
,
6438 &win_x
, &win_y
, &mask_return
);
6440 row
= check_row((win_y
- xterm_hints
.y
) / xterm_hints
.height_inc
);
6441 col
= check_col((win_x
- xterm_hints
.x
) / xterm_hints
.width_inc
);
6442 if (row
== prev_row
&& col
== prev_col
)
6445 STRCPY(buf
, mouse_code
);
6446 strp
= buf
+ STRLEN(buf
);
6447 *strp
++ = (xterm_button
| MOUSE_DRAG
) & ~0x20;
6448 *strp
++ = (char_u
)(col
+ ' ' + 1);
6449 *strp
++ = (char_u
)(row
+ ' ' + 1);
6451 add_to_input_buf(buf
, STRLEN(buf
));
6458 # if defined(FEAT_GUI) || defined(PROTO)
6460 * Destroy the display, window and app_context. Required for GTK.
6465 if (xterm_Shell
!= (Widget
)0)
6467 XtDestroyWidget(xterm_Shell
);
6468 xterm_Shell
= (Widget
)0;
6470 if (xterm_dpy
!= NULL
)
6473 /* Lesstif and Solaris crash here, lose some memory */
6474 XtCloseDisplay(xterm_dpy
);
6476 if (x11_display
== xterm_dpy
)
6481 if (app_context
!= (XtAppContext
)NULL
)
6483 /* Lesstif and Solaris crash here, lose some memory */
6484 XtDestroyApplicationContext(app_context
);
6485 app_context
= (XtAppContext
)NULL
;
6492 * Catch up with any queued X events. This may put keyboard input into the
6493 * input buffer, call resize call-backs, trigger timers etc. If there is
6494 * nothing in the X event queue (& no timers pending), then we return
6502 while (XtAppPending(app_context
) && !vim_is_input_buf_full())
6504 XtAppNextEvent(app_context
, &event
);
6505 #ifdef FEAT_CLIENTSERVER
6507 XPropertyEvent
*e
= (XPropertyEvent
*)&event
;
6509 if (e
->type
== PropertyNotify
&& e
->window
== commWindow
6510 && e
->atom
== commProperty
&& e
->state
== PropertyNewValue
)
6511 serverEventProc(xterm_dpy
, &event
);
6514 XtDispatchEvent(&event
);
6519 clip_xterm_own_selection(cbd
)
6522 if (xterm_Shell
!= (Widget
)0)
6523 return clip_x11_own_selection(xterm_Shell
, cbd
);
6528 clip_xterm_lose_selection(cbd
)
6531 if (xterm_Shell
!= (Widget
)0)
6532 clip_x11_lose_selection(xterm_Shell
, cbd
);
6536 clip_xterm_request_selection(cbd
)
6539 if (xterm_Shell
!= (Widget
)0)
6540 clip_x11_request_selection(xterm_Shell
, xterm_dpy
, cbd
);
6544 clip_xterm_set_selection(cbd
)
6547 clip_x11_set_selection(cbd
);
6552 #if defined(USE_XSMP) || defined(PROTO)
6554 * Code for X Session Management Protocol.
6556 static void xsmp_handle_save_yourself
__ARGS((SmcConn smc_conn
, SmPointer client_data
, int save_type
, Bool shutdown
, int interact_style
, Bool fast
));
6557 static void xsmp_die
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6558 static void xsmp_save_complete
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6559 static void xsmp_shutdown_cancelled
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6560 static void xsmp_ice_connection
__ARGS((IceConn iceConn
, IcePointer clientData
, Bool opening
, IcePointer
*watchData
));
6563 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
6564 static void xsmp_handle_interaction
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6567 * This is our chance to ask the user if they want to save,
6568 * or abort the logout
6572 xsmp_handle_interaction(smc_conn
, client_data
)
6574 SmPointer client_data
;
6576 cmdmod_T save_cmdmod
;
6577 int cancel_shutdown
= False
;
6579 save_cmdmod
= cmdmod
;
6580 cmdmod
.confirm
= TRUE
;
6581 if (check_changed_any(FALSE
))
6582 /* Mustn't logout */
6583 cancel_shutdown
= True
;
6584 cmdmod
= save_cmdmod
;
6585 setcursor(); /* position cursor */
6588 /* Done interaction */
6589 SmcInteractDone(smc_conn
, cancel_shutdown
);
6592 * Only end save-yourself here if we're not cancelling shutdown;
6593 * we'll get a cancelled callback later in which we'll end it.
6594 * Hopefully get around glitchy SMs (like GNOME-1)
6596 if (!cancel_shutdown
)
6598 xsmp
.save_yourself
= False
;
6599 SmcSaveYourselfDone(smc_conn
, True
);
6605 * Callback that starts save-yourself.
6609 xsmp_handle_save_yourself(smc_conn
, client_data
, save_type
,
6610 shutdown
, interact_style
, fast
)
6612 SmPointer client_data
;
6618 /* Handle already being in saveyourself */
6619 if (xsmp
.save_yourself
)
6620 SmcSaveYourselfDone(smc_conn
, True
);
6621 xsmp
.save_yourself
= True
;
6622 xsmp
.shutdown
= shutdown
;
6624 /* First up, preserve all files */
6626 ml_sync_all(FALSE
, FALSE
); /* preserve all swap files */
6629 verb_msg((char_u
*)_("XSMP handling save-yourself request"));
6631 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
6632 /* Now see if we can ask about unsaved files */
6633 if (shutdown
&& !fast
&& gui
.in_use
)
6634 /* Need to interact with user, but need SM's permission */
6635 SmcInteractRequest(smc_conn
, SmDialogError
,
6636 xsmp_handle_interaction
, client_data
);
6640 /* Can stop the cycle here */
6641 SmcSaveYourselfDone(smc_conn
, True
);
6642 xsmp
.save_yourself
= False
;
6648 * Callback to warn us of imminent death.
6652 xsmp_die(smc_conn
, client_data
)
6654 SmPointer client_data
;
6658 /* quit quickly leaving swapfiles for modified buffers behind */
6659 getout_preserve_modified(0);
6664 * Callback to tell us that save-yourself has completed.
6668 xsmp_save_complete(smc_conn
, client_data
)
6670 SmPointer client_data
;
6672 xsmp
.save_yourself
= False
;
6677 * Callback to tell us that an instigated shutdown was cancelled
6678 * (maybe even by us)
6682 xsmp_shutdown_cancelled(smc_conn
, client_data
)
6684 SmPointer client_data
;
6686 if (xsmp
.save_yourself
)
6687 SmcSaveYourselfDone(smc_conn
, True
);
6688 xsmp
.save_yourself
= False
;
6689 xsmp
.shutdown
= False
;
6694 * Callback to tell us that a new ICE connection has been established.
6698 xsmp_ice_connection(iceConn
, clientData
, opening
, watchData
)
6700 IcePointer clientData
;
6702 IcePointer
*watchData
;
6704 /* Intercept creation of ICE connection fd */
6707 xsmp_icefd
= IceConnectionNumber(iceConn
);
6708 IceRemoveConnectionWatch(xsmp_ice_connection
, NULL
);
6713 /* Handle any ICE processing that's required; return FAIL if SM lost */
6715 xsmp_handle_requests()
6719 if (IceProcessMessages(xsmp
.iceconn
, NULL
, &rep
)
6720 == IceProcessMessagesIOError
)
6724 verb_msg((char_u
*)_("XSMP lost ICE connection"));
6734 /* Set up X Session Management Protocol */
6738 char errorstring
[80];
6739 SmcCallbacks smcallbacks
;
6747 verb_msg((char_u
*)_("XSMP opening connection"));
6749 xsmp
.save_yourself
= xsmp
.shutdown
= False
;
6751 /* Set up SM callbacks - must have all, even if they're not used */
6752 smcallbacks
.save_yourself
.callback
= xsmp_handle_save_yourself
;
6753 smcallbacks
.save_yourself
.client_data
= NULL
;
6754 smcallbacks
.die
.callback
= xsmp_die
;
6755 smcallbacks
.die
.client_data
= NULL
;
6756 smcallbacks
.save_complete
.callback
= xsmp_save_complete
;
6757 smcallbacks
.save_complete
.client_data
= NULL
;
6758 smcallbacks
.shutdown_cancelled
.callback
= xsmp_shutdown_cancelled
;
6759 smcallbacks
.shutdown_cancelled
.client_data
= NULL
;
6761 /* Set up a watch on ICE connection creations. The "dummy" argument is
6762 * apparently required for FreeBSD (we get a BUS error when using NULL). */
6763 if (IceAddConnectionWatch(xsmp_ice_connection
, &dummy
) == 0)
6766 verb_msg((char_u
*)_("XSMP ICE connection watch failed"));
6770 /* Create an SM connection */
6771 xsmp
.smcconn
= SmcOpenConnection(
6776 SmcSaveYourselfProcMask
| SmcDieProcMask
6777 | SmcSaveCompleteProcMask
| SmcShutdownCancelledProcMask
,
6781 sizeof(errorstring
),
6783 if (xsmp
.smcconn
== NULL
)
6785 char errorreport
[132];
6789 vim_snprintf(errorreport
, sizeof(errorreport
),
6790 _("XSMP SmcOpenConnection failed: %s"), errorstring
);
6791 verb_msg((char_u
*)errorreport
);
6795 xsmp
.iceconn
= SmcGetIceConnection(xsmp
.smcconn
);
6799 smname
.value
= "vim";
6801 smnameprop
.name
= "SmProgram";
6802 smnameprop
.type
= "SmARRAY8";
6803 smnameprop
.num_vals
= 1;
6804 smnameprop
.vals
= &smname
;
6806 smprops
[0] = &smnameprop
;
6807 SmcSetProperties(xsmp
.smcconn
, 1, smprops
);
6812 /* Shut down XSMP comms. */
6816 if (xsmp_icefd
!= -1)
6818 SmcCloseConnection(xsmp
.smcconn
, 0, NULL
);
6819 vim_free(xsmp
.clientid
);
6820 xsmp
.clientid
= NULL
;
6824 #endif /* USE_XSMP */
6828 /* Translate character to its CTRL- value */
6832 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6833 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6834 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6835 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6836 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6837 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6841 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6844 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6855 0, 0, 0, 0, 0, 0, 0,
6866 0, 0, 0, 0, 0, 0, 0, 0,
6879 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6881 /* BE - C0 */ 0, 0, 0,
6891 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0,
6901 /* DA - DF */ 0, 0, 0, 0, 0, 0,
6912 /* EA - FF*/ 0, 0, 0, 0, 0, 0,
6913 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6916 char MetaCharTable
[]=
6917 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
6918 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0,
6919 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0,
6920 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0,
6921 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0
6925 /* TODO: Use characters NOT numbers!!! */
6926 char CtrlCharTable
[]=
6927 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
6928 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214,
6929 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109,
6930 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199,
6931 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233,