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) || defined(FEAT_GUI_GTK)
1972 * Note: if "t_TS" is set, title is set with escape sequence rather
1973 * than x11 calls, because the x11 calls don't always work
1975 if ((type
|| *T_TS
!= NUL
) && title
!= NULL
)
1977 if (oldtitle
== NULL
1981 ) /* first call but not in GUI, save title */
1982 (void)get_x11_title(FALSE
);
1984 if (*T_TS
!= NUL
) /* it's OK if t_fs is empty */
1985 term_settitle(title
);
1988 # ifdef FEAT_GUI_GTK
1989 if (!gui
.in_use
) /* don't do this if GTK+ is running */
1991 set_x11_title(title
); /* x11 */
1993 #if defined(FEAT_GUI_GTK) \
1994 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC)
1996 gui_mch_settitle(title
, icon
);
1998 did_set_title
= TRUE
;
2001 if ((type
|| *T_CIS
!= NUL
) && icon
!= NULL
)
2007 ) /* first call, save icon */
2008 get_x11_icon(FALSE
);
2012 out_str(T_CIS
); /* set icon start */
2014 out_str(T_CIE
); /* set icon end */
2019 # ifdef FEAT_GUI_GTK
2020 if (!gui
.in_use
) /* don't do this if GTK+ is running */
2022 set_x11_icon(icon
); /* x11 */
2024 did_set_icon
= TRUE
;
2030 * Restore the window/icon title.
2031 * "which" is one of:
2032 * 1 only restore title
2033 * 2 only restore icon
2034 * 3 restore title and icon
2037 mch_restore_title(which
)
2040 /* only restore the title or icon when it has been set */
2041 mch_settitle(((which
& 1) && did_set_title
) ?
2042 (oldtitle
? oldtitle
: p_titleold
) : NULL
,
2043 ((which
& 2) && did_set_icon
) ? oldicon
: NULL
);
2046 #endif /* FEAT_TITLE */
2049 * Return TRUE if "name" looks like some xterm name.
2050 * Seiichi Sato mentioned that "mlterm" works like xterm.
2058 return (STRNICMP(name
, "xterm", 5) == 0
2059 || STRNICMP(name
, "nxterm", 6) == 0
2060 || STRNICMP(name
, "kterm", 5) == 0
2061 || STRNICMP(name
, "mlterm", 6) == 0
2062 || STRNICMP(name
, "rxvt", 4) == 0
2063 || STRCMP(name
, "builtin_xterm") == 0);
2066 #if defined(FEAT_MOUSE_XTERM) || defined(PROTO)
2068 * Return TRUE if "name" appears to be that of a terminal
2069 * known to support the xterm-style mouse protocol.
2070 * Relies on term_is_xterm having been set to its correct value.
2073 use_xterm_like_mouse(name
)
2076 return (name
!= NULL
2077 && (term_is_xterm
|| STRNICMP(name
, "screen", 6) == 0));
2081 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
2083 * Return non-zero when using an xterm mouse, according to 'ttymouse'.
2084 * Return 1 for "xterm".
2085 * Return 2 for "xterm2".
2090 if (ttym_flags
== TTYM_XTERM2
)
2092 if (ttym_flags
== TTYM_XTERM
)
2104 return (STRNICMP(name
, "iris-ansi", 9) == 0
2105 || STRCMP(name
, "builtin_iris-ansi") == 0);
2113 return FALSE
; /* actually all ANSI comp. terminals should be here */
2114 /* catch VT100 - VT5xx */
2115 return ((STRNICMP(name
, "vt", 2) == 0
2116 && vim_strchr((char_u
*)"12345", name
[2]) != NULL
)
2117 || STRCMP(name
, "builtin_vt320") == 0);
2121 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set.
2122 * This should include all windowed terminal emulators.
2125 vim_is_fastterm(name
)
2130 if (vim_is_xterm(name
) || vim_is_vt300(name
) || vim_is_iris(name
))
2132 return ( STRNICMP(name
, "hpterm", 6) == 0
2133 || STRNICMP(name
, "sun-cmd", 7) == 0
2134 || STRNICMP(name
, "screen", 6) == 0
2135 || STRNICMP(name
, "dtterm", 6) == 0);
2139 * Insert user name in s[len].
2140 * Return OK if a name found.
2143 mch_get_user_name(s
, len
)
2148 vim_strncpy(s
, (char_u
*)cuserid(NULL
), len
- 1);
2151 return mch_get_uname(getuid(), s
, len
);
2156 * Insert user name for "uid" in s[len].
2157 * Return OK if a name found.
2160 mch_get_uname(uid
, s
, len
)
2165 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID)
2168 if ((pw
= getpwuid(uid
)) != NULL
2169 && pw
->pw_name
!= NULL
&& *(pw
->pw_name
) != NUL
)
2171 vim_strncpy(s
, (char_u
*)pw
->pw_name
, len
- 1);
2175 sprintf((char *)s
, "%d", (int)uid
); /* assumes s is long enough */
2176 return FAIL
; /* a number is not a name */
2180 * Insert host name is s[len].
2183 #ifdef HAVE_SYS_UTSNAME_H
2185 mch_get_host_name(s
, len
)
2189 struct utsname vutsname
;
2191 if (uname(&vutsname
) < 0)
2194 vim_strncpy(s
, (char_u
*)vutsname
.nodename
, len
- 1);
2196 #else /* HAVE_SYS_UTSNAME_H */
2198 # ifdef HAVE_SYS_SYSTEMINFO_H
2199 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len)
2203 mch_get_host_name(s
, len
)
2208 vaxc$
gethostname((char *)s
, len
);
2210 gethostname((char *)s
, len
);
2212 s
[len
- 1] = NUL
; /* make sure it's terminated */
2214 #endif /* HAVE_SYS_UTSNAME_H */
2222 return (long)getpid();
2225 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD)
2226 static char *strerror
__ARGS((int));
2232 extern int sys_nerr
;
2233 extern char *sys_errlist
[];
2236 if (err
> 0 && err
< sys_nerr
)
2237 return (sys_errlist
[err
]);
2238 sprintf(er
, "Error %d", err
);
2244 * Get name of current directory into buffer 'buf' of length 'len' bytes.
2245 * Return OK for success, FAIL for failure.
2248 mch_dirname(buf
, len
)
2252 #if defined(USE_GETCWD)
2253 if (getcwd((char *)buf
, len
) == NULL
)
2255 STRCPY(buf
, strerror(errno
));
2260 return (getwd((char *)buf
) != NULL
? OK
: FAIL
);
2264 #if defined(OS2) || defined(PROTO)
2266 * Replace all slashes by backslashes.
2267 * When 'shellslash' set do it the other way around.
2283 * Get absolute file name into "buf[len]".
2285 * return FAIL for failure, OK for success
2288 mch_FullName(fname
, buf
, len
, force
)
2289 char_u
*fname
, *buf
;
2291 int force
; /* also expand when already absolute path */
2295 int only_drive
; /* file name is only a drive letter */
2299 static int dont_fchdir
= FALSE
; /* TRUE when fchdir() doesn't work */
2301 char_u olddir
[MAXPATHL
];
2305 char_u posix_fname
[MAXPATHL
]; /* Cygwin docs mention MAX_PATH, but
2306 it's not always defined */
2310 fname
= vms_fixfilename(fname
);
2315 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts".
2317 # if CYGWIN_VERSION_DLL_MAJOR >= 1007
2318 cygwin_conv_path(CCP_WIN_A_TO_POSIX
, fname
, posix_fname
, MAXPATHL
);
2320 cygwin_conv_to_posix_path(fname
, posix_fname
);
2322 fname
= posix_fname
;
2325 /* expand it if forced or not an absolute path */
2326 if (force
|| !mch_isFullName(fname
))
2329 * If the file name has a path, change to that directory for a moment,
2330 * and then do the getwd() (and get back to where we were).
2331 * This will get the correct path name with "../" things.
2335 if (((p
= vim_strrchr(fname
, '/')) != NULL
)
2336 || ((p
= vim_strrchr(fname
, '\\')) != NULL
)
2337 || (((p
= vim_strchr(fname
, ':')) != NULL
) && ++only_drive
))
2339 if ((p
= vim_strrchr(fname
, '/')) != NULL
)
2344 * Use fchdir() if possible, it's said to be faster and more
2345 * reliable. But on SunOS 4 it might not work. Check this by
2346 * doing a fchdir() right now.
2350 fd
= open(".", O_RDONLY
| O_EXTRA
, 0);
2351 if (fd
>= 0 && fchdir(fd
) < 0)
2355 dont_fchdir
= TRUE
; /* don't try again */
2360 /* Only change directory when we are sure we can return to where
2361 * we are now. After doing "su" chdir(".") might not work. */
2366 (mch_dirname(olddir
, MAXPATHL
) == FAIL
2367 || mch_chdir((char *)olddir
) != 0))
2369 p
= NULL
; /* can't get current dir: don't chdir */
2376 * compensate for case where ':' from "D:" was the only
2377 * path separator detected in the file name; the _next_
2378 * character has to be removed, and then restored later.
2383 /* The directory is copied into buf[], to be able to remove
2384 * the file name without changing it (could be a string in
2385 * read-only memory) */
2386 if (p
- fname
>= len
)
2390 vim_strncpy(buf
, fname
, p
- fname
);
2391 if (mch_chdir((char *)buf
))
2407 if (mch_dirname(buf
, len
) == FAIL
)
2422 l
= mch_chdir((char *)olddir
);
2424 EMSG(_(e_prev_dir
));
2433 if (l
> 0 && buf
[l
- 1] != '/' && *fname
!= NUL
2434 && STRCMP(fname
, ".") != 0)
2440 /* Catch file names which are too long. */
2441 if (retval
== FAIL
|| STRLEN(buf
) + STRLEN(fname
) >= len
)
2444 /* Do not append ".", "/dir/." is equal to "/dir". */
2445 if (STRCMP(fname
, ".") != 0)
2452 * Return TRUE if "fname" does not depend on the current directory.
2455 mch_isFullName(fname
)
2459 return _fnisabs(fname
);
2462 return ( fname
[0] == '/' || fname
[0] == '.' ||
2463 strchr((char *)fname
,':') || strchr((char *)fname
,'"') ||
2464 (strchr((char *)fname
,'[') && strchr((char *)fname
,']'))||
2465 (strchr((char *)fname
,'<') && strchr((char *)fname
,'>')) );
2467 return (*fname
== '/' || *fname
== '~');
2472 #if defined(USE_FNAME_CASE) || defined(PROTO)
2474 * Set the case of the file name, if it already exists. This will cause the
2475 * file name to remain exactly the same.
2476 * Only required for file systems where case is ignored and preserved.
2480 fname_case(name
, len
)
2482 int len
; /* buffer size, only used when name gets longer */
2485 char_u
*slash
, *tail
;
2489 if (lstat((char *)name
, &st
) >= 0)
2491 /* Open the directory where the file is located. */
2492 slash
= vim_strrchr(name
, '/');
2495 dirp
= opendir(".");
2501 dirp
= opendir((char *)name
);
2508 while ((dp
= readdir(dirp
)) != NULL
)
2510 /* Only accept names that differ in case and are the same byte
2511 * length. TODO: accept different length name. */
2512 if (STRICMP(tail
, dp
->d_name
) == 0
2513 && STRLEN(tail
) == STRLEN(dp
->d_name
))
2515 char_u newname
[MAXPATHL
+ 1];
2518 /* Verify the inode is equal. */
2519 vim_strncpy(newname
, name
, MAXPATHL
);
2520 vim_strncpy(newname
+ (tail
- name
), (char_u
*)dp
->d_name
,
2521 MAXPATHL
- (tail
- name
));
2522 if (lstat((char *)newname
, &st2
) >= 0
2523 && st
.st_ino
== st2
.st_ino
2524 && st
.st_dev
== st2
.st_dev
)
2526 STRCPY(tail
, dp
->d_name
);
2539 * Get file permissions for 'name'.
2540 * Returns -1 when it doesn't exist.
2548 /* Keep the #ifdef outside of stat(), it may be a macro. */
2550 if (stat((char *)vms_fixfilename(name
), &statb
))
2552 if (stat((char *)name
, &statb
))
2556 /* The top bit makes the value negative, which means the file doesn't
2557 * exist. Remove the bit, we don't use it. */
2558 return statb
.st_mode
& ~S_ADDACE
;
2560 return statb
.st_mode
;
2565 * set file permission for 'name' to 'perm'
2567 * return FAIL for failure, OK otherwise
2570 mch_setperm(name
, perm
)
2574 return (chmod((char *)
2576 vms_fixfilename(name
),
2580 (mode_t
)perm
) == 0 ? OK
: FAIL
);
2583 #if defined(HAVE_ACL) || defined(PROTO)
2584 # ifdef HAVE_SYS_ACL_H
2585 # include <sys/acl.h>
2587 # ifdef HAVE_SYS_ACCESS_H
2588 # include <sys/access.h>
2591 # ifdef HAVE_SOLARIS_ACL
2592 typedef struct vim_acl_solaris_T
{
2594 aclent_t
*acl_entry
;
2595 } vim_acl_solaris_T
;
2598 #if defined(HAVE_SELINUX) || defined(PROTO)
2600 * Copy security info from "from_file" to "to_file".
2603 mch_copy_sec(from_file
, to_file
)
2607 if (from_file
== NULL
)
2610 if (selinux_enabled
== -1)
2611 selinux_enabled
= is_selinux_enabled();
2613 if (selinux_enabled
> 0)
2615 security_context_t from_context
= NULL
;
2616 security_context_t to_context
= NULL
;
2618 if (getfilecon((char *)from_file
, &from_context
) < 0)
2620 /* If the filesystem doesn't support extended attributes,
2621 the original had no special security context and the
2622 target cannot have one either. */
2623 if (errno
== EOPNOTSUPP
)
2626 MSG_PUTS(_("\nCould not get security context for "));
2627 msg_outtrans(from_file
);
2631 if (getfilecon((char *)to_file
, &to_context
) < 0)
2633 MSG_PUTS(_("\nCould not get security context for "));
2634 msg_outtrans(to_file
);
2636 freecon (from_context
);
2639 if (strcmp(from_context
, to_context
) != 0)
2641 if (setfilecon((char *)to_file
, from_context
) < 0)
2643 MSG_PUTS(_("\nCould not set security context for "));
2644 msg_outtrans(to_file
);
2648 freecon(to_context
);
2649 freecon(from_context
);
2652 #endif /* HAVE_SELINUX */
2655 * Return a pointer to the ACL of file "fname" in allocated memory.
2656 * Return NULL if the ACL is not available for whatever reason.
2662 vim_acl_T ret
= NULL
;
2663 #ifdef HAVE_POSIX_ACL
2664 ret
= (vim_acl_T
)acl_get_file((char *)fname
, ACL_TYPE_ACCESS
);
2666 #ifdef HAVE_SOLARIS_ACL
2667 vim_acl_solaris_T
*aclent
;
2669 aclent
= malloc(sizeof(vim_acl_solaris_T
));
2670 if ((aclent
->acl_cnt
= acl((char *)fname
, GETACLCNT
, 0, NULL
)) < 0)
2675 aclent
->acl_entry
= malloc(aclent
->acl_cnt
* sizeof(aclent_t
));
2676 if (acl((char *)fname
, GETACL
, aclent
->acl_cnt
, aclent
->acl_entry
) < 0)
2678 free(aclent
->acl_entry
);
2682 ret
= (vim_acl_T
)aclent
;
2684 #if defined(HAVE_AIX_ACL)
2688 aclsize
= sizeof(struct acl
);
2689 aclent
= malloc(aclsize
);
2690 if (statacl((char *)fname
, STX_NORMAL
, aclent
, aclsize
) < 0)
2692 if (errno
== ENOSPC
)
2694 aclsize
= aclent
->acl_len
;
2695 aclent
= realloc(aclent
, aclsize
);
2696 if (statacl((char *)fname
, STX_NORMAL
, aclent
, aclsize
) < 0)
2708 ret
= (vim_acl_T
)aclent
;
2709 #endif /* HAVE_AIX_ACL */
2710 #endif /* HAVE_SOLARIS_ACL */
2711 #endif /* HAVE_POSIX_ACL */
2716 * Set the ACL of file "fname" to "acl" (unless it's NULL).
2719 mch_set_acl(fname
, aclent
)
2725 #ifdef HAVE_POSIX_ACL
2726 acl_set_file((char *)fname
, ACL_TYPE_ACCESS
, (acl_t
)aclent
);
2728 #ifdef HAVE_SOLARIS_ACL
2729 acl((char *)fname
, SETACL
, ((vim_acl_solaris_T
*)aclent
)->acl_cnt
,
2730 ((vim_acl_solaris_T
*)aclent
)->acl_entry
);
2733 chacl((char *)fname
, aclent
, ((struct acl
*)aclent
)->acl_len
);
2734 #endif /* HAVE_AIX_ACL */
2735 #endif /* HAVE_SOLARIS_ACL */
2736 #endif /* HAVE_POSIX_ACL */
2740 mch_free_acl(aclent
)
2745 #ifdef HAVE_POSIX_ACL
2746 acl_free((acl_t
)aclent
);
2748 #ifdef HAVE_SOLARIS_ACL
2749 free(((vim_acl_solaris_T
*)aclent
)->acl_entry
);
2754 #endif /* HAVE_AIX_ACL */
2755 #endif /* HAVE_SOLARIS_ACL */
2756 #endif /* HAVE_POSIX_ACL */
2761 * Set hidden flag for "name".
2768 /* can't hide a file */
2772 * return TRUE if "name" is a directory
2773 * return FALSE if "name" is not a directory
2774 * return FALSE for error
2782 if (*name
== NUL
) /* Some stat()s don't flag "" as an error. */
2784 if (stat((char *)name
, &statb
))
2786 #ifdef _POSIX_SOURCE
2787 return (S_ISDIR(statb
.st_mode
) ? TRUE
: FALSE
);
2789 return ((statb
.st_mode
& S_IFMT
) == S_IFDIR
? TRUE
: FALSE
);
2793 static int executable_file
__ARGS((char_u
*name
));
2796 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist.
2799 executable_file(name
)
2804 if (stat((char *)name
, &st
))
2806 return S_ISREG(st
.st_mode
) && mch_access((char *)name
, X_OK
) == 0;
2810 * Return 1 if "name" can be found in $PATH and executed, 0 if not.
2811 * Return -1 if unknown.
2821 /* If it's an absolute or relative path don't need to use $PATH. */
2822 if (mch_isFullName(name
) || (name
[0] == '.' && (name
[1] == '/'
2823 || (name
[1] == '.' && name
[2] == '/'))))
2824 return executable_file(name
);
2826 p
= (char_u
*)getenv("PATH");
2827 if (p
== NULL
|| *p
== NUL
)
2829 buf
= alloc((unsigned)(STRLEN(name
) + STRLEN(p
) + 2));
2834 * Walk through all entries in $PATH to check if "name" exists there and
2835 * is an executable file.
2839 e
= (char_u
*)strchr((char *)p
, ':');
2842 if (e
- p
<= 1) /* empty entry means current dir */
2846 vim_strncpy(buf
, p
, e
- p
);
2850 retval
= executable_file(buf
);
2864 * Check what "name" is:
2865 * NODE_NORMAL: file or directory (or doesn't exist)
2866 * NODE_WRITABLE: writable device, socket, fifo, etc.
2867 * NODE_OTHER: non-writable things
2875 if (stat((char *)name
, &st
))
2877 if (S_ISREG(st
.st_mode
) || S_ISDIR(st
.st_mode
))
2880 if (S_ISBLK(st
.st_mode
)) /* block device isn't writable */
2883 /* Everything else is writable? */
2884 return NODE_WRITABLE
;
2890 #ifdef HAVE_CHECK_STACK_GROWTH
2893 check_stack_growth((char *)&i
);
2895 # ifdef HAVE_STACK_LIMIT
2902 * Setup an alternative stack for signals. Helps to catch signals when
2903 * running out of stack space.
2904 * Use of sigaltstack() is preferred, it's more portable.
2905 * Ignore any errors.
2907 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
2908 signal_stack
= malloc(SIGSTKSZ
);
2909 init_signal_stack();
2913 #if defined(EXITFREE) || defined(PROTO)
2917 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
2918 if (clip_star
.owned
)
2919 clip_lose_selection(&clip_star
);
2920 if (clip_plus
.owned
)
2921 clip_lose_selection(&clip_plus
);
2923 # if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
2924 if (xterm_Shell
!= (Widget
)0)
2925 XtDestroyWidget(xterm_Shell
);
2926 # ifndef LESSTIF_VERSION
2927 /* Lesstif crashes here, lose some memory */
2928 if (xterm_dpy
!= NULL
)
2929 XtCloseDisplay(xterm_dpy
);
2930 if (app_context
!= (XtAppContext
)NULL
)
2932 XtDestroyApplicationContext(app_context
);
2934 x11_display
= NULL
; /* freed by XtDestroyApplicationContext() */
2940 if (x11_display
!= NULL
2941 # ifdef FEAT_XCLIPBOARD
2942 && x11_display
!= xterm_dpy
2945 XCloseDisplay(x11_display
);
2947 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
2948 vim_free(signal_stack
);
2949 signal_stack
= NULL
;
2958 static void exit_scroll
__ARGS((void));
2961 * Output a newline when exiting.
2962 * Make sure the newline goes to the same stream as the text.
2969 if (newline_on_exit
|| msg_didout
)
2971 if (msg_use_printf())
2983 restore_cterm_colors(); /* get original colors back */
2984 msg_clr_eos_force(); /* clear the rest of the display */
2985 windgoto((int)Rows
- 1, 0); /* may have moved the cursor */
2995 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD)
2996 x11_export_final_selection();
3003 settmode(TMODE_COOK
);
3005 mch_restore_title(3); /* restore xterm title and icon name */
3008 * When t_ti is not empty but it doesn't cause swapping terminal
3009 * pages, need to output a newline when msg_didout is set. But when
3010 * t_ti does swap pages it should not go to the shell page. Do this
3011 * before stoptermcap().
3013 if (swapping_screen() && !newline_on_exit
)
3016 /* Stop termcap: May need to check for T_CRV response, which
3017 * requires RAW mode. */
3021 * A newline is only required after a message in the alternate screen.
3022 * This is set to TRUE by wait_return().
3024 if (!swapping_screen() || newline_on_exit
)
3027 /* Cursor may have been switched off without calling starttermcap()
3028 * when doing "vim -u vimrc" and vimrc contains ":q". */
3033 ml_close_all(TRUE
); /* remove all memfiles */
3040 #ifdef MACOS_CONVERT
3045 /* A core dump won't be created if the signal handler
3046 * doesn't return, so we can't call exit() */
3047 if (deadly_signal
!= 0)
3051 #ifdef FEAT_NETBEANS_INTG
3053 netbeans_send_disconnect();
3066 if (deadly_signal
!= 0)
3068 signal(deadly_signal
, SIG_DFL
);
3069 kill(getpid(), deadly_signal
); /* Die using the signal we caught */
3079 static int first
= TRUE
;
3081 /* Why is NeXT excluded here (and not in os_unixx.h)? */
3082 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
3084 * for "new" tty systems
3086 # ifdef HAVE_TERMIOS_H
3087 static struct termios told
;
3088 struct termios tnew
;
3090 static struct termio told
;
3097 # if defined(HAVE_TERMIOS_H)
3098 tcgetattr(read_cmd_fd
, &told
);
3100 ioctl(read_cmd_fd
, TCGETA
, &told
);
3105 if (tmode
== TMODE_RAW
)
3108 * ~ICRNL enables typing ^V^M
3110 tnew
.c_iflag
&= ~ICRNL
;
3111 tnew
.c_lflag
&= ~(ICANON
| ECHO
| ISIG
| ECHOE
3112 # if defined(IEXTEN) && !defined(__MINT__)
3113 | IEXTEN
/* IEXTEN enables typing ^V on SOLARIS */
3114 /* but it breaks function keys on MINT */
3117 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */
3118 tnew
.c_oflag
&= ~ONLCR
;
3120 tnew
.c_cc
[VMIN
] = 1; /* return after 1 char */
3121 tnew
.c_cc
[VTIME
] = 0; /* don't wait */
3123 else if (tmode
== TMODE_SLEEP
)
3124 tnew
.c_lflag
&= ~(ECHO
);
3126 # if defined(HAVE_TERMIOS_H)
3130 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a
3132 while (tcsetattr(read_cmd_fd
, TCSANOW
, &tnew
) == -1
3133 && errno
== EINTR
&& n
> 0)
3137 ioctl(read_cmd_fd
, TCSETA
, &tnew
);
3143 * for "old" tty systems
3146 # define TIOCSETN TIOCSETP /* for hpux 9.0 */
3148 static struct sgttyb ttybold
;
3149 struct sgttyb ttybnew
;
3154 ioctl(read_cmd_fd
, TIOCGETP
, &ttybold
);
3158 if (tmode
== TMODE_RAW
)
3160 ttybnew
.sg_flags
&= ~(CRMOD
| ECHO
);
3161 ttybnew
.sg_flags
|= RAW
;
3163 else if (tmode
== TMODE_SLEEP
)
3164 ttybnew
.sg_flags
&= ~(ECHO
);
3165 ioctl(read_cmd_fd
, TIOCSETN
, &ttybnew
);
3171 * Try to get the code for "t_kb" from the stty setting
3173 * Even if termcap claims a backspace key, the user's setting *should*
3174 * prevail. stty knows more about reality than termcap does, and if
3175 * somebody's usual erase key is DEL (which, for most BSD users, it will
3176 * be), they're going to get really annoyed if their erase key starts
3177 * doing forward deletes for no reason. (Eric Fischer)
3185 /* Why is NeXT excluded here (and not in os_unixx.h)? */
3186 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
3187 /* for "new" tty systems */
3188 # ifdef HAVE_TERMIOS_H
3189 struct termios keys
;
3194 # if defined(HAVE_TERMIOS_H)
3195 if (tcgetattr(read_cmd_fd
, &keys
) != -1)
3197 if (ioctl(read_cmd_fd
, TCGETA
, &keys
) != -1)
3200 buf
[0] = keys
.c_cc
[VERASE
];
3201 intr_char
= keys
.c_cc
[VINTR
];
3203 /* for "old" tty systems */
3206 if (ioctl(read_cmd_fd
, TIOCGETP
, &keys
) != -1)
3208 buf
[0] = keys
.sg_erase
;
3209 intr_char
= keys
.sg_kill
;
3212 add_termcode((char_u
*)"kb", buf
, FALSE
);
3215 * If <BS> and <DEL> are now the same, redefine <DEL>.
3217 p
= find_termcode((char_u
*)"kD");
3218 if (p
!= NULL
&& p
[0] == buf
[0] && p
[1] == buf
[1])
3222 } /* to keep cindent happy */
3228 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
3230 * Set mouse clicks on or off.
3236 static int ison
= FALSE
;
3237 int xterm_mouse_vers
;
3239 if (on
== ison
) /* return quickly if nothing to do */
3242 xterm_mouse_vers
= use_xterm_mouse();
3243 if (xterm_mouse_vers
> 0)
3245 if (on
) /* enable mouse events, use mouse tracking if available */
3246 out_str_nf((char_u
*)
3247 (xterm_mouse_vers
> 1
3248 ? IF_EB("\033[?1002h", ESC_STR
"[?1002h")
3249 : IF_EB("\033[?1000h", ESC_STR
"[?1000h")));
3250 else /* disable mouse events, could probably always send the same */
3251 out_str_nf((char_u
*)
3252 (xterm_mouse_vers
> 1
3253 ? IF_EB("\033[?1002l", ESC_STR
"[?1002l")
3254 : IF_EB("\033[?1000l", ESC_STR
"[?1000l")));
3258 # ifdef FEAT_MOUSE_DEC
3259 else if (ttym_flags
== TTYM_DEC
)
3261 if (on
) /* enable mouse events */
3262 out_str_nf((char_u
*)"\033[1;2'z\033[1;3'{");
3263 else /* disable mouse events */
3264 out_str_nf((char_u
*)"\033['z");
3269 # ifdef FEAT_MOUSE_GPM
3285 # ifdef FEAT_SYSMOUSE
3290 if (sysmouse_open() == OK
)
3301 # ifdef FEAT_MOUSE_JSB
3306 /* D - Enable Mouse up/down messages
3307 * L - Enable Left Button Reporting
3308 * M - Enable Middle Button Reporting
3309 * R - Enable Right Button Reporting
3310 * K - Enable SHIFT and CTRL key Reporting
3311 * + - Enable Advanced messaging of mouse moves and up/down messages
3313 * # - Numeric value of mouse pointer required
3314 * 0 = Multiview 2000 cursor, used as standard
3316 * 2 = Windows I Beam
3317 * 3 = Windows Hour Glass
3318 * 4 = Windows Cross Hair
3319 * 5 = Windows UP Arrow
3321 #ifdef JSBTERM_MOUSE_NONADVANCED /* Disables full feedback of pointer movements */
3322 out_str_nf((char_u
*)IF_EB("\033[0~ZwLMRK1Q\033\\",
3323 ESC_STR
"[0~ZwLMRK1Q" ESC_STR
"\\"));
3325 out_str_nf((char_u
*)IF_EB("\033[0~ZwLMRK+1Q\033\\",
3326 ESC_STR
"[0~ZwLMRK+1Q" ESC_STR
"\\"));
3332 out_str_nf((char_u
*)IF_EB("\033[0~ZwQ\033\\",
3333 ESC_STR
"[0~ZwQ" ESC_STR
"\\"));
3338 # ifdef FEAT_MOUSE_PTERM
3341 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */
3343 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l");
3345 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h");
3352 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options.
3355 check_mouse_termcode()
3357 # ifdef FEAT_MOUSE_XTERM
3358 if (use_xterm_mouse()
3364 set_mouse_termcode(KS_MOUSE
, (char_u
*)(term_is_8bit(T_NAME
)
3365 ? IF_EB("\233M", CSI_STR
"M")
3366 : IF_EB("\033[M", ESC_STR
"[M")));
3367 if (*p_mouse
!= NUL
)
3369 /* force mouse off and maybe on to send possibly new mouse
3370 * activation sequence to the xterm, with(out) drag tracing. */
3371 mch_setmouse(FALSE
);
3376 del_mouse_termcode(KS_MOUSE
);
3379 # ifdef FEAT_MOUSE_GPM
3380 if (!use_xterm_mouse()
3385 set_mouse_termcode(KS_MOUSE
, (char_u
*)IF_EB("\033MG", ESC_STR
"MG"));
3388 # ifdef FEAT_SYSMOUSE
3389 if (!use_xterm_mouse()
3394 set_mouse_termcode(KS_MOUSE
, (char_u
*)IF_EB("\033MS", ESC_STR
"MS"));
3397 # ifdef FEAT_MOUSE_JSB
3398 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */
3399 if (!use_xterm_mouse()
3404 set_mouse_termcode(KS_JSBTERM_MOUSE
,
3405 (char_u
*)IF_EB("\033[0~zw", ESC_STR
"[0~zw"));
3407 del_mouse_termcode(KS_JSBTERM_MOUSE
);
3410 # ifdef FEAT_MOUSE_NET
3411 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't
3412 * define it in the GUI or when using an xterm. */
3413 if (!use_xterm_mouse()
3418 set_mouse_termcode(KS_NETTERM_MOUSE
,
3419 (char_u
*)IF_EB("\033}", ESC_STR
"}"));
3421 del_mouse_termcode(KS_NETTERM_MOUSE
);
3424 # ifdef FEAT_MOUSE_DEC
3425 /* conflicts with xterm mouse: "\033[" and "\033[M" */
3426 if (!use_xterm_mouse()
3431 set_mouse_termcode(KS_DEC_MOUSE
, (char_u
*)(term_is_8bit(T_NAME
)
3432 ? IF_EB("\233", CSI_STR
) : IF_EB("\033[", ESC_STR
"[")));
3434 del_mouse_termcode(KS_DEC_MOUSE
);
3436 # ifdef FEAT_MOUSE_PTERM
3437 /* same as the dec mouse */
3438 if (!use_xterm_mouse()
3443 set_mouse_termcode(KS_PTERM_MOUSE
,
3444 (char_u
*) IF_EB("\033[", ESC_STR
"["));
3446 del_mouse_termcode(KS_PTERM_MOUSE
);
3452 * set screen mode, always fails.
3459 EMSG(_(e_screenmode
));
3466 * Try to get the current window size:
3467 * 1. with an ioctl(), most accurate method
3468 * 2. from the environment variables LINES and COLUMNS
3469 * 3. from the termcap
3470 * 4. keep using the old values
3471 * Return OK when size could be determined, FAIL otherwise.
3481 * For OS/2 use _scrsize().
3494 * 1. try using an ioctl. It is the most accurate method.
3496 * Try using TIOCGWINSZ first, some systems that have it also define
3497 * TIOCGSIZE but don't have a struct ttysize.
3504 /* When stdout is not a tty, use stdin for the ioctl(). */
3505 if (!isatty(fd
) && isatty(read_cmd_fd
))
3507 if (ioctl(fd
, TIOCGWINSZ
, &ws
) == 0)
3509 columns
= ws
.ws_col
;
3513 # else /* TIOCGWINSZ */
3519 /* When stdout is not a tty, use stdin for the ioctl(). */
3520 if (!isatty(fd
) && isatty(read_cmd_fd
))
3522 if (ioctl(fd
, TIOCGSIZE
, &ts
) == 0)
3524 columns
= ts
.ts_cols
;
3528 # endif /* TIOCGSIZE */
3529 # endif /* TIOCGWINSZ */
3532 * 2. get size from environment
3533 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules
3534 * the ioctl() values!
3536 if (columns
== 0 || rows
== 0 || vim_strchr(p_cpo
, CPO_TSIZE
) != NULL
)
3538 if ((p
= (char_u
*)getenv("LINES")))
3539 rows
= atoi((char *)p
);
3540 if ((p
= (char_u
*)getenv("COLUMNS")))
3541 columns
= atoi((char *)p
);
3546 * 3. try reading "co" and "li" entries from termcap
3548 if (columns
== 0 || rows
== 0)
3549 getlinecol(&columns
, &rows
);
3553 * 4. If everything fails, use the old values
3555 if (columns
<= 0 || rows
<= 0)
3564 * Try to set the window size to Rows and Columns.
3572 * NOTE: if you get an error here that term_set_winsize() is
3573 * undefined, check the output of configure. It could probably not
3574 * find a ncurses, termcap or termlib library.
3576 term_set_winsize((int)Rows
, (int)Columns
);
3578 screen_start(); /* don't know where cursor is now */
3585 * Rows and/or Columns has changed.
3590 /* Nothing to do. */
3594 static void append_ga_line
__ARGS((garray_T
*gap
));
3597 * Append the text in "gap" below the cursor line and clear "gap".
3603 /* Remove trailing CR. */
3606 && ((char_u
*)gap
->ga_data
)[gap
->ga_len
- 1] == CAR
)
3608 ga_append(gap
, NUL
);
3609 ml_append(curwin
->w_cursor
.lnum
++, gap
->ga_data
, 0, FALSE
);
3615 mch_call_shell(cmd
, options
)
3617 int options
; /* SHELL_*, see vim.h */
3623 int tmode
= cur_tmode
;
3624 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */
3627 char_u
*newcmd
; /* only needed for unix */
3630 * Set the preferred shell in the EMXSHELL environment variable (but
3631 * only if it is different from what is already in the environment).
3632 * Emx then takes care of whether to use "/c" or "-c" in an
3633 * intelligent way. Simply pass the whole thing to emx's system() call.
3634 * Emx also starts an interactive shell if system() is passed an empty
3639 if (((old
= (char_u
*)getenv("EMXSHELL")) == NULL
) || STRCMP(old
, p_sh
))
3641 /* should check HAVE_SETENV, but I know we don't have it. */
3642 p
= alloc(10 + strlen(p_sh
));
3645 sprintf((char *)p
, "EMXSHELL=%s", p_sh
);
3646 putenv((char *)p
); /* don't free the pointer! */
3653 if (options
& SHELL_COOKED
)
3654 settmode(TMODE_COOK
); /* set to normal mode */
3658 x
= system(""); /* this starts an interactive shell in emx */
3660 x
= system((char *)cmd
);
3661 /* system() returns -1 when error occurs in starting shell */
3662 if (x
== -1 && !emsg_silent
)
3664 MSG_PUTS(_("\nCannot execute shell "));
3668 # else /* not __EMX__ */
3670 x
= system((char *)p_sh
);
3674 if (ofn
= strchr((char *)cmd
, '>'))
3676 if (ifn
= strchr((char *)cmd
, '<'))
3681 p
= strchr(ifn
,' '); /* chop off any trailing spaces */
3686 x
= vms_sys((char *)cmd
, ofn
, ifn
);
3688 x
= system((char *)cmd
);
3690 newcmd
= lalloc(STRLEN(p_sh
)
3691 + (extra_shell_arg
== NULL
? 0 : STRLEN(extra_shell_arg
))
3692 + STRLEN(p_shcf
) + STRLEN(cmd
) + 4, TRUE
);
3697 sprintf((char *)newcmd
, "%s %s %s %s", p_sh
,
3698 extra_shell_arg
== NULL
? "" : (char *)extra_shell_arg
,
3701 x
= system((char *)newcmd
);
3707 x
= vms_sys_status(x
);
3712 MSG_PUTS(_("\nCannot execute shell sh\n"));
3713 # endif /* __EMX__ */
3714 else if (x
&& !(options
& SHELL_SILENT
))
3716 MSG_PUTS(_("\nshell returned "));
3717 msg_outnum((long)x
);
3721 if (tmode
== TMODE_RAW
)
3722 settmode(TMODE_RAW
); /* set to raw mode */
3728 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */
3730 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use
3731 127, some shells use that already */
3733 char_u
*newcmd
= NULL
;
3737 # ifdef HAVE_UNION_WAIT
3748 int pty_master_fd
= -1; /* for pty's */
3750 int pty_slave_fd
= -1;
3753 int fd_toshell
[2]; /* for pipes */
3754 int fd_fromshell
[2];
3755 int pipe_error
= FALSE
;
3759 static char envbuf_Rows
[20];
3760 static char envbuf_Columns
[20];
3762 int did_settmode
= FALSE
; /* settmode(TMODE_RAW) called */
3765 if (options
& SHELL_COOKED
)
3766 settmode(TMODE_COOK
); /* set to normal mode */
3768 newcmd
= vim_strsave(p_sh
);
3769 if (newcmd
== NULL
) /* out of memory */
3773 * Do this loop twice:
3774 * 1: find number of arguments
3775 * 2: separate them and build argv[]
3777 for (i
= 0; i
< 2; ++i
)
3785 argv
[argc
] = (char *)p
;
3787 while (*p
&& (inquote
|| (*p
!= ' ' && *p
!= TAB
)))
3801 argv
= (char **)alloc((unsigned)((argc
+ 4) * sizeof(char *)));
3802 if (argv
== NULL
) /* out of memory */
3808 if (extra_shell_arg
!= NULL
)
3809 argv
[argc
++] = (char *)extra_shell_arg
;
3810 argv
[argc
++] = (char *)p_shcf
;
3811 argv
[argc
++] = (char *)cmd
;
3816 * For the GUI, when writing the output into the buffer and when reading
3817 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout
3818 * of the executed command into the Vim window. Or use a pipe.
3820 if ((options
& (SHELL_READ
|SHELL_WRITE
))
3822 || (gui
.in_use
&& show_shell_mess
)
3828 * Try to open a master pty.
3829 * If this works, open the slave pty.
3830 * If the slave can't be opened, close the master pty.
3832 if (p_guipty
&& !(options
& (SHELL_READ
|SHELL_WRITE
)))
3834 pty_master_fd
= OpenPTY(&tty_name
); /* open pty */
3835 if (pty_master_fd
>= 0 && ((pty_slave_fd
=
3836 open(tty_name
, O_RDWR
| O_EXTRA
, 0)) < 0))
3838 close(pty_master_fd
);
3843 * If not opening a pty or it didn't work, try using pipes.
3845 if (pty_master_fd
< 0)
3848 pipe_error
= (pipe(fd_toshell
) < 0);
3849 if (!pipe_error
) /* pipe create OK */
3851 pipe_error
= (pipe(fd_fromshell
) < 0);
3852 if (pipe_error
) /* pipe create failed */
3854 close(fd_toshell
[0]);
3855 close(fd_toshell
[1]);
3860 MSG_PUTS(_("\nCannot create pipes\n"));
3866 if (!pipe_error
) /* pty or pipe opened or not used */
3869 beos_cleanup_read_thread();
3872 if ((pid
= fork()) == -1) /* maybe we should use vfork() */
3874 MSG_PUTS(_("\nCannot fork\n"));
3875 if ((options
& (SHELL_READ
|SHELL_WRITE
))
3877 || (gui
.in_use
&& show_shell_mess
)
3882 if (pty_master_fd
>= 0) /* close the pseudo tty */
3884 close(pty_master_fd
);
3885 close(pty_slave_fd
);
3887 else /* close the pipes */
3890 close(fd_toshell
[0]);
3891 close(fd_toshell
[1]);
3892 close(fd_fromshell
[0]);
3893 close(fd_fromshell
[1]);
3897 else if (pid
== 0) /* child */
3899 reset_signals(); /* handle signals normally */
3901 if (!show_shell_mess
|| (options
& SHELL_EXPAND
))
3906 * Don't want to show any message from the shell. Can't just
3907 * close stdout and stderr though, because some systems will
3908 * break if you try to write to them after that, so we must
3909 * use dup() to replace them with something else -- webb
3910 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang,
3911 * waiting for input.
3913 fd
= open("/dev/null", O_RDWR
| O_EXTRA
, 0);
3919 * If any of these open()'s and dup()'s fail, we just continue
3920 * anyway. It's not fatal, and on most systems it will make
3921 * no difference at all. On a few it will cause the execvp()
3922 * to exit with a non-zero status even when the completion
3923 * could be done, which is nothing too serious. If the open()
3924 * or dup() failed we'd just do the same thing ourselves
3929 dup(fd
); /* To replace stdin (file descriptor 0) */
3930 dup(fd
); /* To replace stdout (file descriptor 1) */
3931 dup(fd
); /* To replace stderr (file descriptor 2) */
3933 /* Don't need this now that we've duplicated it */
3937 else if ((options
& (SHELL_READ
|SHELL_WRITE
))
3945 /* Create our own process group, so that the child and all its
3946 * children can be kill()ed. Don't do this when using pipes,
3947 * because stdin is not a tty, we would lose /dev/tty. */
3952 if (pty_slave_fd
>= 0)
3954 /* push stream discipline modules */
3955 if (options
& SHELL_COOKED
)
3956 SetupSlavePTY(pty_slave_fd
);
3958 /* Try to become controlling tty (probably doesn't work,
3959 * unless run by root) */
3960 ioctl(pty_slave_fd
, TIOCSCTTY
, (char *)NULL
);
3964 /* Simulate to have a dumb terminal (for now) */
3966 setenv("TERM", "dumb", 1);
3967 sprintf((char *)envbuf
, "%ld", Rows
);
3968 setenv("ROWS", (char *)envbuf
, 1);
3969 sprintf((char *)envbuf
, "%ld", Rows
);
3970 setenv("LINES", (char *)envbuf
, 1);
3971 sprintf((char *)envbuf
, "%ld", Columns
);
3972 setenv("COLUMNS", (char *)envbuf
, 1);
3975 * Putenv does not copy the string, it has to remain valid.
3976 * Use a static array to avoid losing allocated memory.
3978 putenv("TERM=dumb");
3979 sprintf(envbuf_Rows
, "ROWS=%ld", Rows
);
3980 putenv(envbuf_Rows
);
3981 sprintf(envbuf_Rows
, "LINES=%ld", Rows
);
3982 putenv(envbuf_Rows
);
3983 sprintf(envbuf_Columns
, "COLUMNS=%ld", Columns
);
3984 putenv(envbuf_Columns
);
3988 * stderr is only redirected when using the GUI, so that a
3989 * program like gpg can still access the terminal to get a
3990 * passphrase using stderr.
3993 if (pty_master_fd
>= 0)
3995 close(pty_master_fd
); /* close master side of pty */
3997 /* set up stdin/stdout/stderr for the child */
4008 close(pty_slave_fd
); /* has been dupped, close it now */
4013 /* set up stdin for the child */
4014 close(fd_toshell
[1]);
4017 close(fd_toshell
[0]);
4019 /* set up stdout for the child */
4020 close(fd_fromshell
[0]);
4022 dup(fd_fromshell
[1]);
4023 close(fd_fromshell
[1]);
4028 /* set up stderr for the child */
4037 * There is no type cast for the argv, because the type may be
4038 * different on different machines. This may cause a warning
4039 * message with strict compilers, don't worry about it.
4040 * Call _exit() instead of exit() to avoid closing the connection
4041 * to the X server (esp. with GTK, which uses atexit()).
4043 execvp(argv
[0], argv
);
4044 _exit(EXEC_FAILED
); /* exec failed, return failure code */
4049 * While child is running, ignore terminating signals.
4050 * Do catch CTRL-C, so that "got_int" is set.
4052 catch_signals(SIG_IGN
, SIG_ERR
);
4056 * For the GUI we redirect stdin, stdout and stderr to our window.
4057 * This is also used to pipe stdin/stdout to/from the external
4060 if ((options
& (SHELL_READ
|SHELL_WRITE
))
4062 || (gui
.in_use
&& show_shell_mess
)
4066 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */
4067 char_u buffer
[BUFLEN
+ 1];
4069 int buffer_off
= 0; /* valid bytes in buffer[] */
4071 char_u ta_buf
[BUFLEN
+ 1]; /* TypeAHead */
4072 int ta_len
= 0; /* valid bytes in ta_buf[] */
4083 if (pty_master_fd
>= 0)
4085 close(pty_slave_fd
); /* close slave side of pty */
4086 fromshell_fd
= pty_master_fd
;
4087 toshell_fd
= dup(pty_master_fd
);
4092 close(fd_toshell
[0]);
4093 close(fd_fromshell
[1]);
4094 toshell_fd
= fd_toshell
[1];
4095 fromshell_fd
= fd_fromshell
[0];
4099 * Write to the child if there are typed characters.
4100 * Read from the child if there are characters available.
4101 * Repeat the reading a few times if more characters are
4102 * available. Need to check for typed keys now and then, but
4103 * not too often (delays when no chars are available).
4104 * This loop is quit if no characters can be read from the pty
4105 * (WaitForChar detected special condition), or there are no
4106 * characters available and the child has exited.
4107 * Only check if the child has exited when there is no more
4108 * output. The child may exit before all the output has
4111 * Currently this busy loops!
4112 * This can probably dead-lock when the write blocks!
4114 p_more_save
= p_more
;
4117 State
= EXTERNCMD
; /* don't redraw at window resize */
4119 if ((options
& SHELL_WRITE
) && toshell_fd
>= 0)
4121 /* Fork a process that will write the lines to the
4122 * external program. */
4123 if ((wpid
= fork()) == -1)
4125 MSG_PUTS(_("\nCannot fork\n"));
4129 linenr_T lnum
= curbuf
->b_op_start
.lnum
;
4131 char_u
*lp
= ml_get(lnum
);
4136 close(fromshell_fd
);
4139 l
= STRLEN(lp
+ written
);
4142 else if (lp
[written
] == NL
)
4143 /* NL -> NUL translation */
4144 len
= write(toshell_fd
, "", (size_t)1);
4147 s
= vim_strchr(lp
+ written
, NL
);
4148 len
= write(toshell_fd
, (char *)lp
+ written
,
4149 s
== NULL
? l
: s
- (lp
+ written
));
4153 /* Finished a line, add a NL, unless this line
4154 * should not have one. */
4155 if (lnum
!= curbuf
->b_op_end
.lnum
4157 || (lnum
!= write_no_eol_lnum
4159 curbuf
->b_ml
.ml_line_count
4160 || curbuf
->b_p_eol
)))
4161 write(toshell_fd
, "\n", (size_t)1);
4163 if (lnum
> curbuf
->b_op_end
.lnum
)
4165 /* finished all the lines, close pipe */
4185 if (options
& SHELL_READ
)
4186 ga_init2(&ga
, 1, BUFLEN
);
4193 * Check if keys have been typed, write them to the child
4195 * Don't do this if we are expanding wild cards (would eat
4197 * Don't do this when filtering and terminal is in cooked
4198 * mode, the shell command will handle the I/O. Avoids
4199 * that a typed password is echoed for ssh or gpg command.
4200 * Don't get characters when the child has already
4201 * finished (wait_pid == 0).
4202 * Don't get extra characters when we already have one.
4203 * Don't read characters unless we didn't get output for a
4204 * while, avoids that ":r !ls" eats typeahead.
4207 if (!(options
& SHELL_EXPAND
)
4209 (SHELL_READ
|SHELL_WRITE
|SHELL_COOKED
))
4210 != (SHELL_READ
|SHELL_WRITE
|SHELL_COOKED
)
4218 && (len
= ui_inchar(ta_buf
,
4219 BUFLEN
, 10L, 0)) > 0)))
4223 * Check for CTRL-C: send interrupt signal to child.
4224 * Check for CTRL-D: EOF, close pipe to child.
4226 if (len
== 1 && (pty_master_fd
< 0 || cmd
!= NULL
))
4230 * Send SIGINT to the child's group or all
4231 * processes in our group.
4233 if (ta_buf
[ta_len
] == Ctrl_C
4234 || ta_buf
[ta_len
] == intr_char
)
4245 if (pty_master_fd
< 0 && toshell_fd
>= 0
4246 && ta_buf
[ta_len
] == Ctrl_D
)
4253 /* replace K_BS by <BS> and K_DEL by <DEL> */
4254 for (i
= ta_len
; i
< ta_len
+ len
; ++i
)
4256 if (ta_buf
[i
] == CSI
&& len
- i
> 2)
4258 c
= TERMCAP2KEY(ta_buf
[i
+ 1], ta_buf
[i
+ 2]);
4259 if (c
== K_DEL
|| c
== K_KDEL
|| c
== K_BS
)
4261 mch_memmove(ta_buf
+ i
+ 1, ta_buf
+ i
+ 3,
4262 (size_t)(len
- i
- 2));
4263 if (c
== K_DEL
|| c
== K_KDEL
)
4270 else if (ta_buf
[i
] == '\r')
4274 i
+= (*mb_ptr2len
)(ta_buf
+ i
) - 1;
4279 * For pipes: echo the typed characters.
4280 * For a pty this does not seem to work.
4282 if (pty_master_fd
< 0)
4284 for (i
= ta_len
; i
< ta_len
+ len
; ++i
)
4286 if (ta_buf
[i
] == '\n' || ta_buf
[i
] == '\b')
4287 msg_putchar(ta_buf
[i
]);
4291 int l
= (*mb_ptr2len
)(ta_buf
+ i
);
4293 msg_outtrans_len(ta_buf
+ i
, l
);
4298 msg_outtrans_len(ta_buf
+ i
, 1);
4300 windgoto(msg_row
, msg_col
);
4307 * Write the characters to the child, unless EOF has
4308 * been typed for pipes. Write one character at a
4309 * time, to avoid losing too much typeahead.
4310 * When writing buffer lines, drop the typed
4311 * characters (only check for CTRL-C).
4313 if (options
& SHELL_WRITE
)
4315 else if (toshell_fd
>= 0)
4317 len
= write(toshell_fd
, (char *)ta_buf
, (size_t)1);
4321 mch_memmove(ta_buf
, ta_buf
+ len
, ta_len
);
4329 /* CTRL-C sends a signal to the child, we ignore it
4342 * Check if the child has any characters to be printed.
4343 * Read them and write them to our window. Repeat this as
4344 * long as there is something to do, avoid the 10ms wait
4345 * for mch_inchar(), or sending typeahead characters to
4346 * the external process.
4347 * TODO: This should handle escape sequences, compatible
4348 * to some terminal (vt52?).
4351 while (RealWaitForChar(fromshell_fd
, 10L, NULL
))
4353 len
= read(fromshell_fd
, (char *)buffer
4355 + buffer_off
, (size_t)(BUFLEN
- buffer_off
)
4360 if (len
<= 0) /* end of file or error */
4364 if (options
& SHELL_READ
)
4366 /* Do NUL -> NL translation, append NL separated
4367 * lines to the current buffer. */
4368 for (i
= 0; i
< len
; ++i
)
4370 if (buffer
[i
] == NL
)
4371 append_ga_line(&ga
);
4372 else if (buffer
[i
] == NUL
)
4375 ga_append(&ga
, buffer
[i
]);
4386 /* Check if the last character in buffer[] is
4387 * incomplete, keep these bytes for the next
4389 for (p
= buffer
; p
< buffer
+ len
; p
+= l
)
4393 l
= 1; /* NUL byte? */
4394 else if (MB_BYTE2LEN(*p
) != l
)
4397 if (p
== buffer
) /* no complete character */
4399 /* avoid getting stuck at an illegal byte */
4411 if (p
< buffer
+ len
)
4414 buffer_off
= (buffer
+ len
) - p
;
4415 mch_memmove(buffer
, p
, buffer_off
);
4420 # endif /* FEAT_MBYTE */
4427 windgoto(msg_row
, msg_col
);
4434 /* If we already detected the child has finished break the
4436 if (wait_pid
== pid
)
4440 * Check if the child still exists, before checking for
4441 * typed characters (otherwise we would lose typeahead).
4444 wait_pid
= wait4(pid
, &status
, WNOHANG
, (struct rusage
*) 0);
4446 wait_pid
= waitpid(pid
, &status
, WNOHANG
);
4448 if ((wait_pid
== (pid_t
)-1 && errno
== ECHILD
)
4449 || (wait_pid
== pid
&& WIFEXITED(status
)))
4451 /* Don't break the loop yet, try reading more
4452 * characters from "fromshell_fd" first. When using
4453 * pipes there might still be something to read and
4454 * then we'll break the loop at the "break" above. */
4461 p_more
= p_more_save
;
4462 if (options
& SHELL_READ
)
4466 append_ga_line(&ga
);
4467 /* remember that the NL was missing */
4468 write_no_eol_lnum
= curwin
->w_cursor
.lnum
;
4471 write_no_eol_lnum
= 0;
4476 * Give all typeahead that wasn't used back to ui_inchar().
4479 ui_inchar_undo(ta_buf
, ta_len
);
4481 if (toshell_fd
>= 0)
4483 close(fromshell_fd
);
4487 * Wait until our child has exited.
4488 * Ignore wait() returning pids of other children and returning
4489 * because of some signal like SIGWINCH.
4490 * Don't wait if wait_pid was already set above, indicating the
4491 * child already exited.
4493 while (wait_pid
!= pid
)
4495 # ifdef _THREAD_SAFE
4496 /* Ugly hack: when compiled with Python threads are probably
4497 * used, in which case wait() sometimes hangs for no obvious
4498 * reason. Use waitpid() instead and loop (like the GUI). */
4500 wait_pid
= wait4(pid
, &status
, WNOHANG
, (struct rusage
*)0);
4502 wait_pid
= waitpid(pid
, &status
, WNOHANG
);
4506 /* Wait for 1/100 sec before trying again. */
4507 mch_delay(10L, TRUE
);
4511 wait_pid
= wait(&status
);
4521 /* Make sure the child that writes to the external program is
4524 kill(wpid
, SIGKILL
);
4527 * Set to raw mode right now, otherwise a CTRL-C after
4528 * catch_signals() will kill Vim.
4530 if (tmode
== TMODE_RAW
)
4531 settmode(TMODE_RAW
);
4532 did_settmode
= TRUE
;
4535 if (WIFEXITED(status
))
4537 /* LINTED avoid "bitwise operation on signed value" */
4538 retval
= WEXITSTATUS(status
);
4539 if (retval
&& !emsg_silent
)
4541 if (retval
== EXEC_FAILED
)
4543 MSG_PUTS(_("\nCannot execute shell "));
4547 else if (!(options
& SHELL_SILENT
))
4549 MSG_PUTS(_("\nshell returned "));
4550 msg_outnum((long)retval
);
4556 MSG_PUTS(_("\nCommand terminated\n"));
4563 if (tmode
== TMODE_RAW
)
4564 settmode(TMODE_RAW
); /* set to raw mode */
4572 #endif /* USE_SYSTEM */
4576 * Check for CTRL-C typed by reading all available characters.
4577 * In cooked mode we should get SIGINT, no need to check.
4582 if (curr_tmode
== TMODE_RAW
&& RealWaitForChar(read_cmd_fd
, 0L, NULL
))
4583 fill_input_buf(FALSE
);
4587 * Wait "msec" msec until a character is available from the keyboard or from
4588 * inbuf[]. msec == -1 will block forever.
4589 * When a GUI is being used, this will never get called -- webb
4595 #ifdef FEAT_MOUSE_GPM
4596 int gpm_process_wanted
;
4598 #ifdef FEAT_XCLIPBOARD
4603 if (input_available()) /* something in inbuf[] */
4606 #if defined(FEAT_MOUSE_DEC)
4607 /* May need to query the mouse position. */
4610 WantQueryMouse
= FALSE
;
4611 mch_write((char_u
*)IF_EB("\033[1'|", ESC_STR
"[1'|"), 5);
4616 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse
4617 * events. This is a bit complicated, because they might both be defined.
4619 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD)
4620 # ifdef FEAT_XCLIPBOARD
4622 if (do_xterm_trace())
4627 # ifdef FEAT_XCLIPBOARD
4630 msec
= XT_TRACE_DELAY
;
4631 if (rest
>= 0 && rest
< XT_TRACE_DELAY
)
4637 # ifdef FEAT_MOUSE_GPM
4638 gpm_process_wanted
= 0;
4639 avail
= RealWaitForChar(read_cmd_fd
, msec
, &gpm_process_wanted
);
4641 avail
= RealWaitForChar(read_cmd_fd
, msec
, NULL
);
4645 if (input_available())
4647 # ifdef FEAT_XCLIPBOARD
4648 if (rest
== 0 || !do_xterm_trace())
4654 # ifdef FEAT_MOUSE_GPM
4655 || (gpm_process_wanted
&& mch_gpm_process() == 0)
4657 # ifdef FEAT_XCLIPBOARD
4658 || (!avail
&& rest
!= 0)
4663 avail
= RealWaitForChar(read_cmd_fd
, msec
, NULL
);
4669 * Wait "msec" msec until a character is available from file descriptor "fd".
4670 * Time == -1 will block forever.
4671 * When a GUI is being used, this will not be used for input -- webb
4672 * Returns also, when a request from Sniff is waiting -- toni.
4673 * Or when a Linux GPM mouse event is waiting.
4676 #if defined(__BEOS__)
4681 RealWaitForChar(fd
, msec
, check_for_gpm
)
4687 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME)
4688 static int busy
= FALSE
;
4690 /* May retry getting characters after an event was handled. */
4693 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
4694 /* Remember at what time we started, so that we know how much longer we
4695 * should wait after being interrupted. */
4696 # define USE_START_TV
4697 struct timeval start_tv
;
4700 # ifdef FEAT_XCLIPBOARD
4701 xterm_Shell
!= (Widget
)0
4702 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME)
4708 # ifdef FEAT_MZSCHEME
4712 # ifdef FEAT_MZSCHEME
4713 (mzthreads_allowed() && p_mzq
> 0)
4716 gettimeofday(&start_tv
, NULL
);
4719 /* Handle being called recursively. This may happen for the session
4720 * manager stuff, it may save the file, which does a breakcheck. */
4730 int finished
= TRUE
; /* default is to 'loop' just once */
4731 # ifdef FEAT_MZSCHEME
4732 int mzquantum_used
= FALSE
;
4736 struct pollfd fds
[5];
4738 # ifdef FEAT_XCLIPBOARD
4741 # ifdef FEAT_MOUSE_GPM
4747 int towait
= (int)msec
;
4749 # ifdef FEAT_MZSCHEME
4750 mzvim_check_threads();
4751 if (mzthreads_allowed() && p_mzq
> 0 && (msec
< 0 || msec
> p_mzq
))
4753 towait
= (int)p_mzq
; /* don't wait longer than 'mzquantum' */
4754 mzquantum_used
= TRUE
;
4758 fds
[0].events
= POLLIN
;
4762 # define SNIFF_IDX 1
4763 if (want_sniff_request
)
4765 fds
[SNIFF_IDX
].fd
= fd_from_sniff
;
4766 fds
[SNIFF_IDX
].events
= POLLIN
;
4770 # ifdef FEAT_XCLIPBOARD
4771 if (xterm_Shell
!= (Widget
)0)
4774 fds
[nfd
].fd
= ConnectionNumber(xterm_dpy
);
4775 fds
[nfd
].events
= POLLIN
;
4779 # ifdef FEAT_MOUSE_GPM
4780 if (check_for_gpm
!= NULL
&& gpm_flag
&& gpm_fd
>= 0)
4783 fds
[nfd
].fd
= gpm_fd
;
4784 fds
[nfd
].events
= POLLIN
;
4789 if (xsmp_icefd
!= -1)
4792 fds
[nfd
].fd
= xsmp_icefd
;
4793 fds
[nfd
].events
= POLLIN
;
4798 ret
= poll(fds
, nfd
, towait
);
4799 # ifdef FEAT_MZSCHEME
4800 if (ret
== 0 && mzquantum_used
)
4801 /* MzThreads scheduling is required and timeout occurred */
4807 sniff_disconnect(1);
4808 else if (want_sniff_request
)
4810 if (fds
[SNIFF_IDX
].revents
& POLLHUP
)
4811 sniff_disconnect(1);
4812 if (fds
[SNIFF_IDX
].revents
& POLLIN
)
4813 sniff_request_waiting
= 1;
4816 # ifdef FEAT_XCLIPBOARD
4817 if (xterm_Shell
!= (Widget
)0 && (fds
[xterm_idx
].revents
& POLLIN
))
4819 xterm_update(); /* Maybe we should hand out clipboard */
4820 if (--ret
== 0 && !input_available())
4825 # ifdef FEAT_MOUSE_GPM
4826 if (gpm_idx
>= 0 && (fds
[gpm_idx
].revents
& POLLIN
))
4832 if (xsmp_idx
>= 0 && (fds
[xsmp_idx
].revents
& (POLLIN
| POLLHUP
)))
4834 if (fds
[xsmp_idx
].revents
& POLLIN
)
4837 xsmp_handle_requests();
4840 else if (fds
[xsmp_idx
].revents
& POLLHUP
)
4843 verb_msg((char_u
*)_("XSMP lost ICE connection"));
4847 finished
= FALSE
; /* Try again */
4852 #else /* HAVE_SELECT */
4855 struct timeval
*tvp
;
4860 # ifdef FEAT_MZSCHEME
4861 mzvim_check_threads();
4862 if (mzthreads_allowed() && p_mzq
> 0 && (msec
< 0 || msec
> p_mzq
))
4864 towait
= p_mzq
; /* don't wait longer than 'mzquantum' */
4865 mzquantum_used
= TRUE
;
4869 /* don't check for incoming chars if not in raw mode, because select()
4870 * always returns TRUE then (in some version of emx.dll) */
4871 if (curr_tmode
!= TMODE_RAW
)
4877 tv
.tv_sec
= towait
/ 1000;
4878 tv
.tv_usec
= (towait
% 1000) * (1000000/1000);
4885 * Select on ready for reading and exceptional condition (end of file).
4887 FD_ZERO(&rfds
); /* calls bzero() on a sun */
4890 # if !defined(__QNX__) && !defined(__CYGWIN32__)
4891 /* For QNX select() always returns 1 if this is set. Why? */
4897 if (want_sniff_request
)
4899 FD_SET(fd_from_sniff
, &rfds
);
4900 FD_SET(fd_from_sniff
, &efds
);
4901 if (maxfd
< fd_from_sniff
)
4902 maxfd
= fd_from_sniff
;
4905 # ifdef FEAT_XCLIPBOARD
4906 if (xterm_Shell
!= (Widget
)0)
4908 FD_SET(ConnectionNumber(xterm_dpy
), &rfds
);
4909 if (maxfd
< ConnectionNumber(xterm_dpy
))
4910 maxfd
= ConnectionNumber(xterm_dpy
);
4913 # ifdef FEAT_MOUSE_GPM
4914 if (check_for_gpm
!= NULL
&& gpm_flag
&& gpm_fd
>= 0)
4916 FD_SET(gpm_fd
, &rfds
);
4917 FD_SET(gpm_fd
, &efds
);
4923 if (xsmp_icefd
!= -1)
4925 FD_SET(xsmp_icefd
, &rfds
);
4926 FD_SET(xsmp_icefd
, &efds
);
4927 if (maxfd
< xsmp_icefd
)
4933 /* Old VMS as v6.2 and older have broken select(). It waits more than
4934 * required. Should not be used */
4937 ret
= select(maxfd
+ 1, &rfds
, NULL
, &efds
, tvp
);
4940 if (ret
== -1 && errno
== ENOTSUP
)
4947 # ifdef FEAT_MZSCHEME
4948 if (ret
== 0 && mzquantum_used
)
4949 /* loop if MzThreads must be scheduled and timeout occurred */
4955 sniff_disconnect(1);
4956 else if (ret
> 0 && want_sniff_request
)
4958 if (FD_ISSET(fd_from_sniff
, &efds
))
4959 sniff_disconnect(1);
4960 if (FD_ISSET(fd_from_sniff
, &rfds
))
4961 sniff_request_waiting
= 1;
4964 # ifdef FEAT_XCLIPBOARD
4965 if (ret
> 0 && xterm_Shell
!= (Widget
)0
4966 && FD_ISSET(ConnectionNumber(xterm_dpy
), &rfds
))
4968 xterm_update(); /* Maybe we should hand out clipboard */
4969 /* continue looping when we only got the X event and the input
4970 * buffer is empty */
4971 if (--ret
== 0 && !input_available())
4978 # ifdef FEAT_MOUSE_GPM
4979 if (ret
> 0 && gpm_flag
&& check_for_gpm
!= NULL
&& gpm_fd
>= 0)
4981 if (FD_ISSET(gpm_fd
, &efds
))
4983 else if (FD_ISSET(gpm_fd
, &rfds
))
4988 if (ret
> 0 && xsmp_icefd
!= -1)
4990 if (FD_ISSET(xsmp_icefd
, &efds
))
4993 verb_msg((char_u
*)_("XSMP lost ICE connection"));
4996 finished
= FALSE
; /* keep going if event was only one */
4998 else if (FD_ISSET(xsmp_icefd
, &rfds
))
5001 xsmp_handle_requests();
5004 finished
= FALSE
; /* keep going if event was only one */
5009 #endif /* HAVE_SELECT */
5012 if (finished
|| msec
== 0)
5015 /* We're going to loop around again, find out for how long */
5018 # ifdef USE_START_TV
5021 /* Compute remaining wait time. */
5022 gettimeofday(&mtv
, NULL
);
5023 msec
-= (mtv
.tv_sec
- start_tv
.tv_sec
) * 1000L
5024 + (mtv
.tv_usec
- start_tv
.tv_usec
) / 1000L;
5026 /* Guess we got interrupted halfway. */
5030 break; /* waited long enough */
5040 #ifndef NO_EXPANDPATH
5042 * Expand a path into all matching files and/or directories. Handles "*",
5043 * "?", "[a-z]", "**", etc.
5044 * "path" has backslashes before chars that are not to be expanded.
5045 * Returns the number of matches found.
5048 mch_expandpath(gap
, path
, flags
)
5051 int flags
; /* EW_* flags */
5053 return unix_expandpath(gap
, path
, 0, flags
, FALSE
);
5058 * mch_expand_wildcards() - this code does wild-card pattern matching using
5061 * return OK for success, FAIL for error (you may lose some memory) and put
5062 * an error message in *file.
5064 * num_pat is number of input patterns
5065 * pat is array of pointers to input patterns
5066 * num_file is pointer to number of matched file names
5067 * file is pointer to array of pointers to matched file names
5077 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|"
5081 mch_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
)
5086 int flags
; /* EW_* flags */
5094 * This is the OS/2 implementation.
5096 # define EXPL_ALLOC_INC 16
5097 char_u
**expl_files
;
5098 size_t files_alloced
, files_free
;
5102 *num_file
= 0; /* default: no files found */
5103 files_alloced
= EXPL_ALLOC_INC
; /* how much space is allocated */
5104 files_free
= EXPL_ALLOC_INC
; /* how much space is not used */
5105 *file
= (char_u
**)alloc(sizeof(char_u
**) * files_alloced
);
5109 for (; num_pat
> 0; num_pat
--, pat
++)
5112 if (vim_strchr(*pat
, '$') || vim_strchr(*pat
, '~'))
5113 /* expand environment var or home dir */
5114 buf
= expand_env_save(*pat
);
5116 buf
= vim_strsave(*pat
);
5118 has_wildcard
= mch_has_exp_wildcard(buf
); /* (still) wildcards? */
5119 if (has_wildcard
) /* yes, so expand them */
5120 expl_files
= (char_u
**)_fnexplode(buf
);
5123 * return value of buf if no wildcards left,
5124 * OR if no match AND EW_NOTFOUND is set.
5126 if ((!has_wildcard
&& ((flags
& EW_NOTFOUND
) || mch_getperm(buf
) >= 0))
5127 || (expl_files
== NULL
&& (flags
& EW_NOTFOUND
)))
5128 { /* simply save the current contents of *buf */
5129 expl_files
= (char_u
**)alloc(sizeof(char_u
**) * 2);
5130 if (expl_files
!= NULL
)
5132 expl_files
[0] = vim_strsave(buf
);
5133 expl_files
[1] = NULL
;
5139 * Count number of names resulting from expansion,
5140 * At the same time add a backslash to the end of names that happen to
5141 * be directories, and replace slashes with backslashes.
5145 for (i
= 0; (p
= expl_files
[i
]) != NULL
; i
++)
5148 /* If we don't want dirs and this is one, skip it */
5149 if ((dir
&& !(flags
& EW_DIR
)) || (!dir
&& !(flags
& EW_FILE
)))
5152 /* Skip files that are not executable if we check for that. */
5153 if (!dir
&& (flags
& EW_EXEC
) && !mch_can_exe(p
))
5156 if (--files_free
== 0)
5158 /* need more room in table of pointers */
5159 files_alloced
+= EXPL_ALLOC_INC
;
5160 *file
= (char_u
**)vim_realloc(*file
,
5161 sizeof(char_u
**) * files_alloced
);
5164 EMSG(_(e_outofmem
));
5168 files_free
= EXPL_ALLOC_INC
;
5173 /* For a directory we add a '/', unless it's already
5176 if (((*file
)[*num_file
] = alloc(len
+ 2)) != NULL
)
5178 STRCPY((*file
)[*num_file
], p
);
5179 if (!after_pathsep((*file
)[*num_file
],
5180 (*file
)[*num_file
] + len
))
5182 (*file
)[*num_file
][len
] = psepc
;
5183 (*file
)[*num_file
][len
+ 1] = NUL
;
5189 (*file
)[*num_file
] = vim_strsave(p
);
5193 * Error message already given by either alloc or vim_strsave.
5194 * Should return FAIL, but returning OK works also.
5196 if ((*file
)[*num_file
] == NULL
)
5200 _fnexplodefree((char **)expl_files
);
5207 * This is the non-OS/2 implementation (really Unix).
5214 #define STYLE_ECHO 0 /* use "echo", the default */
5215 #define STYLE_GLOB 1 /* use "glob", for csh */
5216 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */
5217 #define STYLE_PRINT 3 /* use "print -N", for zsh */
5218 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern
5220 int shell_style
= STYLE_ECHO
;
5222 static int did_find_nul
= FALSE
;
5223 int ampersent
= FALSE
;
5224 /* vimglob() function to define for Posix shell */
5225 static char *sh_vimglob_func
= "vimglob() { while [ $# -ge 1 ]; do echo \"$1\"; shift; done }; vimglob >";
5227 *num_file
= 0; /* default: no files found */
5231 * If there are no wildcards, just copy the names to allocated memory.
5232 * Saves a lot of time, because we don't have to start a new shell.
5234 if (!have_wildcard(num_pat
, pat
))
5235 return save_patterns(num_pat
, pat
, num_file
, file
);
5237 # ifdef HAVE_SANDBOX
5238 /* Don't allow any shell command in the sandbox. */
5239 if (sandbox
!= 0 && check_secure())
5244 * Don't allow the use of backticks in secure and restricted mode.
5246 if (secure
|| restricted
)
5247 for (i
= 0; i
< num_pat
; ++i
)
5248 if (vim_strchr(pat
[i
], '`') != NULL
5249 && (check_restricted() || check_secure()))
5253 * get a name for the temp file
5255 if ((tempname
= vim_tempname('o')) == NULL
)
5262 * Let the shell expand the patterns and write the result into the temp
5264 * STYLE_BT: NL separated
5265 * If expanding `cmd` execute it directly.
5266 * STYLE_GLOB: NUL separated
5267 * If we use *csh, "glob" will work better than "echo".
5268 * STYLE_PRINT: NL or NUL separated
5269 * If we use *zsh, "print -N" will work better than "glob".
5270 * STYLE_VIMGLOB: NL separated
5271 * If we use *sh*, we define "vimglob()".
5272 * STYLE_ECHO: space separated.
5273 * A shell we don't know, stay safe and use "echo".
5275 if (num_pat
== 1 && *pat
[0] == '`'
5276 && (len
= STRLEN(pat
[0])) > 2
5277 && *(pat
[0] + len
- 1) == '`')
5278 shell_style
= STYLE_BT
;
5279 else if ((len
= STRLEN(p_sh
)) >= 3)
5281 if (STRCMP(p_sh
+ len
- 3, "csh") == 0)
5282 shell_style
= STYLE_GLOB
;
5283 else if (STRCMP(p_sh
+ len
- 3, "zsh") == 0)
5284 shell_style
= STYLE_PRINT
;
5286 if (shell_style
== STYLE_ECHO
&& strstr((char *)gettail(p_sh
),
5288 shell_style
= STYLE_VIMGLOB
;
5290 /* Compute the length of the command. We need 2 extra bytes: for the
5291 * optional '&' and for the NUL.
5292 * Worst case: "unset nonomatch; print -N >" plus two is 29 */
5293 len
= STRLEN(tempname
) + 29;
5294 if (shell_style
== STYLE_VIMGLOB
)
5295 len
+= STRLEN(sh_vimglob_func
);
5297 for (i
= 0; i
< num_pat
; ++i
)
5299 /* Count the length of the patterns in the same way as they are put in
5300 * "command" below. */
5302 len
+= STRLEN(pat
[i
]) + 3; /* add space and two quotes */
5304 ++len
; /* add space */
5305 for (j
= 0; pat
[i
][j
] != NUL
; ++j
)
5307 if (vim_strchr(SHELL_SPECIAL
, pat
[i
][j
]) != NULL
)
5308 ++len
; /* may add a backslash */
5313 command
= alloc(len
);
5314 if (command
== NULL
)
5322 * Build the shell command:
5323 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell
5325 * - Add the shell command to print the expanded names.
5326 * - Add the temp file name.
5327 * - Add the file name patterns.
5329 if (shell_style
== STYLE_BT
)
5331 /* change `command; command& ` to (command; command ) */
5332 STRCPY(command
, "(");
5333 STRCAT(command
, pat
[0] + 1); /* exclude first backtick */
5334 p
= command
+ STRLEN(command
) - 1;
5335 *p
-- = ')'; /* remove last backtick */
5336 while (p
> command
&& vim_iswhite(*p
))
5338 if (*p
== '&') /* remove trailing '&' */
5343 STRCAT(command
, ">");
5347 if (flags
& EW_NOTFOUND
)
5348 STRCPY(command
, "set nonomatch; ");
5350 STRCPY(command
, "unset nonomatch; ");
5351 if (shell_style
== STYLE_GLOB
)
5352 STRCAT(command
, "glob >");
5353 else if (shell_style
== STYLE_PRINT
)
5354 STRCAT(command
, "print -N >");
5355 else if (shell_style
== STYLE_VIMGLOB
)
5356 STRCAT(command
, sh_vimglob_func
);
5358 STRCAT(command
, "echo >");
5361 STRCAT(command
, tempname
);
5363 if (shell_style
!= STYLE_BT
)
5364 for (i
= 0; i
< num_pat
; ++i
)
5366 /* When using system() always add extra quotes, because the shell
5367 * is started twice. Otherwise put a backslash before special
5368 * characters, except inside ``. */
5370 STRCAT(command
, " \"");
5371 STRCAT(command
, pat
[i
]);
5372 STRCAT(command
, "\"");
5376 p
= command
+ STRLEN(command
);
5378 for (j
= 0; pat
[i
][j
] != NUL
; ++j
)
5380 if (pat
[i
][j
] == '`')
5382 else if (pat
[i
][j
] == '\\' && pat
[i
][j
+ 1] != NUL
)
5384 /* Remove a backslash, take char literally. But keep
5385 * backslash inside backticks, before a special character
5386 * and before a backtick. */
5388 || vim_strchr(SHELL_SPECIAL
, pat
[i
][j
+ 1]) != NULL
5389 || pat
[i
][j
+ 1] == '`')
5393 else if (!intick
&& vim_strchr(SHELL_SPECIAL
,
5395 /* Put a backslash before a special character, but not
5396 * when inside ``. */
5399 /* Copy one character. */
5405 if (flags
& EW_SILENT
)
5406 show_shell_mess
= FALSE
;
5408 STRCAT(command
, "&"); /* put the '&' after the redirection */
5411 * Using zsh -G: If a pattern has no matches, it is just deleted from
5412 * the argument list, otherwise zsh gives an error message and doesn't
5413 * expand any other pattern.
5415 if (shell_style
== STYLE_PRINT
)
5416 extra_shell_arg
= (char_u
*)"-G"; /* Use zsh NULL_GLOB option */
5419 * If we use -f then shell variables set in .cshrc won't get expanded.
5420 * vi can do it, so we will too, but it is only necessary if there is a "$"
5421 * in one of the patterns, otherwise we can still use the fast option.
5423 else if (shell_style
== STYLE_GLOB
&& !have_dollars(num_pat
, pat
))
5424 extra_shell_arg
= (char_u
*)"-f"; /* Use csh fast option */
5427 * execute the shell command
5429 i
= call_shell(command
, SHELL_EXPAND
| SHELL_SILENT
);
5431 /* When running in the background, give it some time to create the temp
5432 * file, but don't wait for it to finish. */
5434 mch_delay(10L, TRUE
);
5436 extra_shell_arg
= NULL
; /* cleanup */
5437 show_shell_mess
= TRUE
;
5440 if (i
!= 0) /* mch_call_shell() failed */
5442 mch_remove(tempname
);
5445 * With interactive completion, the error message is not printed.
5446 * However with USE_SYSTEM, I don't know how to turn off error messages
5447 * from the shell, so screen may still get messed up -- webb.
5450 if (!(flags
& EW_SILENT
))
5453 redraw_later_clear(); /* probably messed up screen */
5454 msg_putchar('\n'); /* clear bottom line quickly */
5455 cmdline_row
= Rows
- 1; /* continue on last line */
5457 if (!(flags
& EW_SILENT
))
5460 MSG(_(e_wildexpand
));
5461 msg_start(); /* don't overwrite this message */
5464 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when
5465 * EW_NOTFOUND is given */
5466 if (shell_style
== STYLE_BT
)
5472 * read the names from the file into memory
5474 fd
= fopen((char *)tempname
, READBIN
);
5477 /* Something went wrong, perhaps a file name with a special char. */
5478 if (!(flags
& EW_SILENT
))
5480 MSG(_(e_wildexpand
));
5481 msg_start(); /* don't overwrite this message */
5486 fseek(fd
, 0L, SEEK_END
);
5487 len
= ftell(fd
); /* get size of temp file */
5488 fseek(fd
, 0L, SEEK_SET
);
5489 buffer
= alloc(len
+ 1);
5493 mch_remove(tempname
);
5498 i
= fread((char *)buffer
, 1, len
, fd
);
5500 mch_remove(tempname
);
5503 /* unexpected read error */
5504 EMSG2(_(e_notread
), tempname
);
5511 # if defined(__CYGWIN__) || defined(__CYGWIN32__)
5512 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */
5514 for (i
= 0; i
< len
; ++i
)
5515 if (!(buffer
[i
] == CAR
&& buffer
[i
+ 1] == NL
))
5521 /* file names are separated with Space */
5522 if (shell_style
== STYLE_ECHO
)
5524 buffer
[len
] = '\n'; /* make sure the buffer ends in NL */
5526 for (i
= 0; *p
!= '\n'; ++i
) /* count number of entries */
5528 while (*p
!= ' ' && *p
!= '\n')
5530 p
= skipwhite(p
); /* skip to next entry */
5533 /* file names are separated with NL */
5534 else if (shell_style
== STYLE_BT
|| shell_style
== STYLE_VIMGLOB
)
5536 buffer
[len
] = NUL
; /* make sure the buffer ends in NUL */
5538 for (i
= 0; *p
!= NUL
; ++i
) /* count number of entries */
5540 while (*p
!= '\n' && *p
!= NUL
)
5544 p
= skipwhite(p
); /* skip leading white space */
5547 /* file names are separated with NUL */
5551 * Some versions of zsh use spaces instead of NULs to separate
5552 * results. Only do this when there is no NUL before the end of the
5553 * buffer, otherwise we would never be able to use file names with
5554 * embedded spaces when zsh does use NULs.
5555 * When we found a NUL once, we know zsh is OK, set did_find_nul and
5556 * don't check for spaces again.
5558 check_spaces
= FALSE
;
5559 if (shell_style
== STYLE_PRINT
&& !did_find_nul
)
5561 /* If there is a NUL, set did_find_nul, else set check_spaces */
5562 if (len
&& (int)STRLEN(buffer
) < len
- 1)
5563 did_find_nul
= TRUE
;
5565 check_spaces
= TRUE
;
5569 * Make sure the buffer ends with a NUL. For STYLE_PRINT there
5570 * already is one, for STYLE_GLOB it needs to be added.
5572 if (len
&& buffer
[len
- 1] == NUL
)
5577 for (p
= buffer
; p
< buffer
+ len
; ++p
)
5578 if (*p
== NUL
|| (*p
== ' ' && check_spaces
)) /* count entry */
5584 ++i
; /* count last entry */
5589 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I".
5590 * /bin/sh will happily expand it to nothing rather than returning an
5591 * error; and hey, it's good to check anyway -- webb.
5597 *file
= (char_u
**)alloc(sizeof(char_u
*) * i
);
5606 * Isolate the individual file names.
5609 for (i
= 0; i
< *num_file
; ++i
)
5612 /* Space or NL separates */
5613 if (shell_style
== STYLE_ECHO
|| shell_style
== STYLE_BT
5614 || shell_style
== STYLE_VIMGLOB
)
5616 while (!(shell_style
== STYLE_ECHO
&& *p
== ' ')
5617 && *p
!= '\n' && *p
!= NUL
)
5619 if (p
== buffer
+ len
) /* last entry */
5624 p
= skipwhite(p
); /* skip to next entry */
5627 else /* NUL separates */
5629 while (*p
&& p
< buffer
+ len
) /* skip entry */
5636 * Move the file names to allocated memory.
5638 for (j
= 0, i
= 0; i
< *num_file
; ++i
)
5640 /* Require the files to exist. Helps when using /bin/sh */
5641 if (!(flags
& EW_NOTFOUND
) && mch_getperm((*file
)[i
]) < 0)
5644 /* check if this entry should be included */
5645 dir
= (mch_isdir((*file
)[i
]));
5646 if ((dir
&& !(flags
& EW_DIR
)) || (!dir
&& !(flags
& EW_FILE
)))
5649 /* Skip files that are not executable if we check for that. */
5650 if (!dir
&& (flags
& EW_EXEC
) && !mch_can_exe((*file
)[i
]))
5653 p
= alloc((unsigned)(STRLEN((*file
)[i
]) + 1 + dir
));
5656 STRCPY(p
, (*file
)[i
]);
5658 add_pathsep(p
); /* add '/' to a directory name */
5665 if (*num_file
== 0) /* rejected all entries */
5675 if (flags
& EW_NOTFOUND
)
5676 return save_patterns(num_pat
, pat
, num_file
, file
);
5679 #endif /* __EMX__ */
5686 save_patterns(num_pat
, pat
, num_file
, file
)
5695 *file
= (char_u
**)alloc(num_pat
* sizeof(char_u
*));
5698 for (i
= 0; i
< num_pat
; i
++)
5700 s
= vim_strsave(pat
[i
]);
5702 /* Be compatible with expand_filename(): halve the number of
5707 *num_file
= num_pat
;
5714 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can
5718 mch_has_exp_wildcard(p
)
5721 for ( ; *p
; mb_ptr_adv(p
))
5724 if (*p
== '\\' && p
[1] != NUL
)
5728 if (vim_strchr((char_u
*)
5745 * Return TRUE if the string "p" contains a wildcard.
5746 * Don't recognize '~' at the end as a wildcard.
5752 for ( ; *p
; mb_ptr_adv(p
))
5755 if (*p
== '\\' && p
[1] != NUL
)
5759 if (vim_strchr((char_u
*)
5764 # ifdef VIM_BACKTICK
5774 || (*p
== '~' && p
[1] != NUL
))
5782 have_wildcard(num
, file
)
5788 for (i
= 0; i
< num
; i
++)
5789 if (mch_has_wildcard(file
[i
]))
5795 have_dollars(num
, file
)
5801 for (i
= 0; i
< num
; i
++)
5802 if (vim_strchr(file
[i
], '$') != NULL
)
5806 #endif /* ifndef __EMX__ */
5810 * Scaled-down version of rename(), which is missing in Xenix.
5811 * This version can only move regular files and will fail if the
5812 * destination exists.
5815 mch_rename(src
, dest
)
5816 const char *src
, *dest
;
5820 if (stat(dest
, &st
) >= 0) /* fail if destination exists */
5822 if (link(src
, dest
) != 0) /* link file to new name */
5824 if (mch_remove(src
) == 0) /* delete link to old name */
5828 #endif /* !HAVE_RENAME */
5830 #ifdef FEAT_MOUSE_GPM
5832 * Initializes connection with gpm (if it isn't already opened)
5833 * Return 1 if succeeded (or connection already opened), 0 if failed
5838 static Gpm_Connect gpm_connect
; /* Must it be kept till closing ? */
5842 gpm_connect
.eventMask
= (GPM_UP
| GPM_DRAG
| GPM_DOWN
);
5843 gpm_connect
.defaultMask
= ~GPM_HARD
;
5844 /* Default handling for mouse move*/
5845 gpm_connect
.minMod
= 0; /* Handle any modifier keys */
5846 gpm_connect
.maxMod
= 0xffff;
5847 if (Gpm_Open(&gpm_connect
, 0) > 0)
5849 /* gpm library tries to handling TSTP causes
5850 * problems. Anyways, we close connection to Gpm whenever
5851 * we are going to suspend or starting an external process
5852 * so we shouldn't have problem with this
5854 signal(SIGTSTP
, restricted
? SIG_IGN
: SIG_DFL
);
5855 return 1; /* succeed */
5858 Gpm_Close(); /* We don't want to talk to xterm via gpm */
5861 return 1; /* already open */
5865 * Closes connection to gpm
5870 if (gpm_flag
&& gpm_fd
>= 0) /* if Open */
5874 /* Reads gpm event and adds special keys to input buf. Returns length of
5875 * generated key sequence.
5876 * This function is made after gui_send_mouse_event
5882 static Gpm_Event gpm_event
;
5884 int_u vim_modifiers
;
5886 unsigned char buttons_mask
;
5887 unsigned char gpm_modifiers
;
5888 static unsigned char old_buttons
= 0;
5890 Gpm_GetEvent(&gpm_event
);
5893 /* Don't put events in the input queue now. */
5894 if (hold_gui_events
)
5898 row
= gpm_event
.y
- 1;
5899 col
= gpm_event
.x
- 1;
5901 string
[0] = ESC
; /* Our termcode */
5904 switch (GPM_BARE_EVENTS(gpm_event
.type
))
5907 string
[3] = MOUSE_DRAG
;
5910 buttons_mask
= gpm_event
.buttons
& ~old_buttons
;
5911 old_buttons
= gpm_event
.buttons
;
5912 switch (buttons_mask
)
5915 button
= MOUSE_LEFT
;
5918 button
= MOUSE_MIDDLE
;
5921 button
= MOUSE_RIGHT
;
5925 /*Don't know what to do. Can more than one button be
5926 * reported in one event? */
5928 string
[3] = (char_u
)(button
| 0x20);
5929 SET_NUM_MOUSE_CLICKS(string
[3], gpm_event
.clicks
+ 1);
5932 string
[3] = MOUSE_RELEASE
;
5933 old_buttons
&= ~gpm_event
.buttons
;
5938 /*This code is based on gui_x11_mouse_cb in gui_x11.c */
5939 gpm_modifiers
= gpm_event
.modifiers
;
5940 vim_modifiers
= 0x0;
5941 /* I ignore capslock stats. Aren't we all just hate capslock mixing with
5942 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and
5943 * K_CAPSSHIFT is defined 8, so it probably isn't even reported
5945 if (gpm_modifiers
& ((1 << KG_SHIFT
) | (1 << KG_SHIFTR
) | (1 << KG_SHIFTL
)))
5946 vim_modifiers
|= MOUSE_SHIFT
;
5948 if (gpm_modifiers
& ((1 << KG_CTRL
) | (1 << KG_CTRLR
) | (1 << KG_CTRLL
)))
5949 vim_modifiers
|= MOUSE_CTRL
;
5950 if (gpm_modifiers
& ((1 << KG_ALT
) | (1 << KG_ALTGR
)))
5951 vim_modifiers
|= MOUSE_ALT
;
5952 string
[3] |= vim_modifiers
;
5953 string
[4] = (char_u
)(col
+ ' ' + 1);
5954 string
[5] = (char_u
)(row
+ ' ' + 1);
5955 add_to_input_buf(string
, 6);
5958 #endif /* FEAT_MOUSE_GPM */
5960 #ifdef FEAT_SYSMOUSE
5962 * Initialize connection with sysmouse.
5963 * Let virtual console inform us with SIGUSR2 for pending sysmouse
5964 * output, any sysmouse output than will be processed via sig_sysmouse().
5965 * Return OK if succeeded, FAIL if failed.
5970 struct mouse_info mouse
;
5972 mouse
.operation
= MOUSE_MODE
;
5973 mouse
.u
.mode
.mode
= 0;
5974 mouse
.u
.mode
.signal
= SIGUSR2
;
5975 if (ioctl(1, CONS_MOUSECTL
, &mouse
) != -1)
5977 signal(SIGUSR2
, (RETSIGTYPE (*)())sig_sysmouse
);
5978 mouse
.operation
= MOUSE_SHOW
;
5979 ioctl(1, CONS_MOUSECTL
, &mouse
);
5986 * Stop processing SIGUSR2 signals, and also make sure that
5987 * virtual console do not send us any sysmouse related signal.
5992 struct mouse_info mouse
;
5994 signal(SIGUSR2
, restricted
? SIG_IGN
: SIG_DFL
);
5995 mouse
.operation
= MOUSE_MODE
;
5996 mouse
.u
.mode
.mode
= 0;
5997 mouse
.u
.mode
.signal
= 0;
5998 ioctl(1, CONS_MOUSECTL
, &mouse
);
6002 * Gets info from sysmouse and adds special keys to input buf.
6006 sig_sysmouse
SIGDEFARG(sigarg
)
6008 struct mouse_info mouse
;
6009 struct video_info video
;
6014 static int oldbuttons
= 0;
6017 /* Don't put events in the input queue now. */
6018 if (hold_gui_events
)
6022 mouse
.operation
= MOUSE_GETINFO
;
6023 if (ioctl(1, FBIO_GETMODE
, &video
.vi_mode
) != -1
6024 && ioctl(1, FBIO_MODEINFO
, &video
) != -1
6025 && ioctl(1, CONS_MOUSECTL
, &mouse
) != -1
6026 && video
.vi_cheight
> 0 && video
.vi_cwidth
> 0)
6028 row
= mouse
.u
.data
.y
/ video
.vi_cheight
;
6029 col
= mouse
.u
.data
.x
/ video
.vi_cwidth
;
6030 buttons
= mouse
.u
.data
.buttons
;
6031 string
[0] = ESC
; /* Our termcode */
6034 if (oldbuttons
== buttons
&& buttons
!= 0)
6036 button
= MOUSE_DRAG
;
6043 button
= MOUSE_RELEASE
;
6046 button
= MOUSE_LEFT
;
6049 button
= MOUSE_MIDDLE
;
6052 button
= MOUSE_RIGHT
;
6057 oldbuttons
= buttons
;
6059 string
[3] = (char_u
)(button
);
6060 string
[4] = (char_u
)(col
+ ' ' + 1);
6061 string
[5] = (char_u
)(row
+ ' ' + 1);
6062 add_to_input_buf(string
, 6);
6066 #endif /* FEAT_SYSMOUSE */
6068 #if defined(FEAT_LIBCALL) || defined(PROTO)
6069 typedef char_u
* (*STRPROCSTR
)__ARGS((char_u
*));
6070 typedef char_u
* (*INTPROCSTR
)__ARGS((int));
6071 typedef int (*STRPROCINT
)__ARGS((char_u
*));
6072 typedef int (*INTPROCINT
)__ARGS((int));
6075 * Call a DLL routine which takes either a string or int param
6076 * and returns an allocated string.
6079 mch_libcall(libname
, funcname
, argstring
, argint
, string_result
, number_result
)
6082 char_u
*argstring
; /* NULL when using a argint */
6084 char_u
**string_result
;/* NULL when using number_result */
6087 # if defined(USE_DLOPEN)
6094 INTPROCSTR ProcAddI
;
6095 char_u
*retval_str
= NULL
;
6097 int success
= FALSE
;
6100 * Get a handle to the DLL module.
6102 # if defined(USE_DLOPEN)
6103 /* First clear any error, it's not cleared by the dlopen() call. */
6106 hinstLib
= dlopen((char *)libname
, RTLD_LAZY
6111 if (hinstLib
== NULL
)
6113 /* "dlerr" must be used before dlclose() */
6114 dlerr
= (char *)dlerror();
6116 EMSG2(_("dlerror = \"%s\""), dlerr
);
6119 hinstLib
= shl_load((const char*)libname
, BIND_IMMEDIATE
|BIND_VERBOSE
, 0L);
6122 /* If the handle is valid, try to get the function address. */
6123 if (hinstLib
!= NULL
)
6125 # ifdef HAVE_SETJMP_H
6127 * Catch a crash when calling the library function. For example when
6128 * using a number where a string pointer is expected.
6131 if (SETJMP(lc_jump_env
) != 0)
6134 # if defined(USE_DLOPEN)
6145 if (argstring
!= NULL
)
6147 # if defined(USE_DLOPEN)
6148 ProcAdd
= (STRPROCSTR
)dlsym(hinstLib
, (const char *)funcname
);
6149 dlerr
= (char *)dlerror();
6151 if (shl_findsym(&hinstLib
, (const char *)funcname
,
6152 TYPE_PROCEDURE
, (void *)&ProcAdd
) < 0)
6155 if ((success
= (ProcAdd
!= NULL
6156 # if defined(USE_DLOPEN)
6161 if (string_result
== NULL
)
6162 retval_int
= ((STRPROCINT
)ProcAdd
)(argstring
);
6164 retval_str
= (ProcAdd
)(argstring
);
6169 # if defined(USE_DLOPEN)
6170 ProcAddI
= (INTPROCSTR
)dlsym(hinstLib
, (const char *)funcname
);
6171 dlerr
= (char *)dlerror();
6173 if (shl_findsym(&hinstLib
, (const char *)funcname
,
6174 TYPE_PROCEDURE
, (void *)&ProcAddI
) < 0)
6177 if ((success
= (ProcAddI
!= NULL
6178 # if defined(USE_DLOPEN)
6183 if (string_result
== NULL
)
6184 retval_int
= ((INTPROCINT
)ProcAddI
)(argint
);
6186 retval_str
= (ProcAddI
)(argint
);
6190 /* Save the string before we free the library. */
6191 /* Assume that a "1" or "-1" result is an illegal pointer. */
6192 if (string_result
== NULL
)
6193 *number_result
= retval_int
;
6194 else if (retval_str
!= NULL
6195 && retval_str
!= (char_u
*)1
6196 && retval_str
!= (char_u
*)-1)
6197 *string_result
= vim_strsave(retval_str
);
6200 # ifdef HAVE_SETJMP_H
6207 /* try to find the name of this signal */
6208 for (i
= 0; signal_info
[i
].sig
!= -1; i
++)
6209 if (lc_signal
== signal_info
[i
].sig
)
6211 EMSG2("E368: got SIG%s in libcall()", signal_info
[i
].name
);
6216 # if defined(USE_DLOPEN)
6217 /* "dlerr" must be used before dlclose() */
6219 EMSG2(_("dlerror = \"%s\""), dlerr
);
6221 /* Free the DLL module. */
6222 (void)dlclose(hinstLib
);
6224 (void)shl_unload(hinstLib
);
6230 EMSG2(_(e_libcall
), funcname
);
6238 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
6239 static int xterm_trace
= -1; /* default: disabled */
6240 static int xterm_button
;
6243 * Setup a dummy window for X selections in a terminal.
6252 if (!x_connect_to_server())
6256 if (app_context
!= NULL
&& xterm_Shell
== (Widget
)0)
6258 int (*oldhandler
)();
6259 #if defined(HAVE_SETJMP_H)
6260 int (*oldIOhandler
)();
6262 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
6263 struct timeval start_tv
;
6266 gettimeofday(&start_tv
, NULL
);
6269 /* Ignore X errors while opening the display */
6270 oldhandler
= XSetErrorHandler(x_error_check
);
6272 #if defined(HAVE_SETJMP_H)
6273 /* Ignore X IO errors while opening the display */
6274 oldIOhandler
= XSetIOErrorHandler(x_IOerror_check
);
6276 if (SETJMP(lc_jump_env
) != 0)
6284 xterm_dpy
= XtOpenDisplay(app_context
, xterm_display
,
6285 "vim_xterm", "Vim_xterm", NULL
, 0, &z
, &strp
);
6286 #if defined(HAVE_SETJMP_H)
6291 #if defined(HAVE_SETJMP_H)
6292 /* Now handle X IO errors normally. */
6293 (void)XSetIOErrorHandler(oldIOhandler
);
6295 /* Now handle X errors normally. */
6296 (void)XSetErrorHandler(oldhandler
);
6298 if (xterm_dpy
== NULL
)
6301 verb_msg((char_u
*)_("Opening the X display failed"));
6305 /* Catch terminating error of the X server connection. */
6306 (void)XSetIOErrorHandler(x_IOerror_handler
);
6308 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
6312 xopen_message(&start_tv
);
6317 /* Create a Shell to make converters work. */
6318 AppShell
= XtVaAppCreateShell("vim_xterm", "Vim_xterm",
6319 applicationShellWidgetClass
, xterm_dpy
,
6321 if (AppShell
== (Widget
)0)
6323 xterm_Shell
= XtVaCreatePopupShell("VIM",
6324 topLevelShellWidgetClass
, AppShell
,
6325 XtNmappedWhenManaged
, 0,
6329 if (xterm_Shell
== (Widget
)0)
6332 x11_setup_atoms(xterm_dpy
);
6333 if (x11_display
== NULL
)
6334 x11_display
= xterm_dpy
;
6336 XtRealizeWidget(xterm_Shell
);
6337 XSync(xterm_dpy
, False
);
6340 if (xterm_Shell
!= (Widget
)0)
6343 if (x11_window
== 0 && (strp
= getenv("WINDOWID")) != NULL
)
6344 x11_window
= (Window
)atol(strp
);
6345 /* Check if $WINDOWID is valid. */
6346 if (test_x11_window(xterm_dpy
) == FAIL
)
6348 if (x11_window
!= 0)
6354 start_xterm_trace(button
)
6357 if (x11_window
== 0 || xterm_trace
< 0 || xterm_Shell
== (Widget
)0)
6360 xterm_button
= button
;
6368 if (xterm_trace
< 0)
6374 * Query the xterm pointer and generate mouse termcodes if necessary
6375 * return TRUE if dragging is active, else FALSE
6388 static char_u
*mouse_code
;
6389 static char_u mouse_name
[2] = {KS_MOUSE
, KE_FILLER
};
6390 static int prev_row
= 0, prev_col
= 0;
6391 static XSizeHints xterm_hints
;
6393 if (xterm_trace
<= 0)
6396 if (xterm_trace
== 1)
6398 /* Get the hints just before tracking starts. The font size might
6399 * have changed recently. */
6400 if (!XGetWMNormalHints(xterm_dpy
, x11_window
, &xterm_hints
, &got_hints
)
6401 || !(got_hints
& PResizeInc
)
6402 || xterm_hints
.width_inc
<= 1
6403 || xterm_hints
.height_inc
<= 1)
6405 xterm_trace
= -1; /* Not enough data -- disable tracing */
6409 /* Rely on the same mouse code for the duration of this */
6410 mouse_code
= find_termcode(mouse_name
);
6411 prev_row
= mouse_row
;
6412 prev_row
= mouse_col
;
6415 /* Find the offset of the chars, there might be a scrollbar on the
6416 * left of the window and/or a menu on the top (eterm etc.) */
6417 XQueryPointer(xterm_dpy
, x11_window
, &root
, &child
, &root_x
, &root_y
,
6418 &win_x
, &win_y
, &mask_return
);
6419 xterm_hints
.y
= win_y
- (xterm_hints
.height_inc
* mouse_row
)
6420 - (xterm_hints
.height_inc
/ 2);
6421 if (xterm_hints
.y
<= xterm_hints
.height_inc
/ 2)
6423 xterm_hints
.x
= win_x
- (xterm_hints
.width_inc
* mouse_col
)
6424 - (xterm_hints
.width_inc
/ 2);
6425 if (xterm_hints
.x
<= xterm_hints
.width_inc
/ 2)
6429 if (mouse_code
== NULL
)
6435 XQueryPointer(xterm_dpy
, x11_window
, &root
, &child
, &root_x
, &root_y
,
6436 &win_x
, &win_y
, &mask_return
);
6438 row
= check_row((win_y
- xterm_hints
.y
) / xterm_hints
.height_inc
);
6439 col
= check_col((win_x
- xterm_hints
.x
) / xterm_hints
.width_inc
);
6440 if (row
== prev_row
&& col
== prev_col
)
6443 STRCPY(buf
, mouse_code
);
6444 strp
= buf
+ STRLEN(buf
);
6445 *strp
++ = (xterm_button
| MOUSE_DRAG
) & ~0x20;
6446 *strp
++ = (char_u
)(col
+ ' ' + 1);
6447 *strp
++ = (char_u
)(row
+ ' ' + 1);
6449 add_to_input_buf(buf
, STRLEN(buf
));
6456 # if defined(FEAT_GUI) || defined(PROTO)
6458 * Destroy the display, window and app_context. Required for GTK.
6463 if (xterm_Shell
!= (Widget
)0)
6465 XtDestroyWidget(xterm_Shell
);
6466 xterm_Shell
= (Widget
)0;
6468 if (xterm_dpy
!= NULL
)
6471 /* Lesstif and Solaris crash here, lose some memory */
6472 XtCloseDisplay(xterm_dpy
);
6474 if (x11_display
== xterm_dpy
)
6479 if (app_context
!= (XtAppContext
)NULL
)
6481 /* Lesstif and Solaris crash here, lose some memory */
6482 XtDestroyApplicationContext(app_context
);
6483 app_context
= (XtAppContext
)NULL
;
6490 * Catch up with any queued X events. This may put keyboard input into the
6491 * input buffer, call resize call-backs, trigger timers etc. If there is
6492 * nothing in the X event queue (& no timers pending), then we return
6500 while (XtAppPending(app_context
) && !vim_is_input_buf_full())
6502 XtAppNextEvent(app_context
, &event
);
6503 #ifdef FEAT_CLIENTSERVER
6505 XPropertyEvent
*e
= (XPropertyEvent
*)&event
;
6507 if (e
->type
== PropertyNotify
&& e
->window
== commWindow
6508 && e
->atom
== commProperty
&& e
->state
== PropertyNewValue
)
6509 serverEventProc(xterm_dpy
, &event
);
6512 XtDispatchEvent(&event
);
6517 clip_xterm_own_selection(cbd
)
6520 if (xterm_Shell
!= (Widget
)0)
6521 return clip_x11_own_selection(xterm_Shell
, cbd
);
6526 clip_xterm_lose_selection(cbd
)
6529 if (xterm_Shell
!= (Widget
)0)
6530 clip_x11_lose_selection(xterm_Shell
, cbd
);
6534 clip_xterm_request_selection(cbd
)
6537 if (xterm_Shell
!= (Widget
)0)
6538 clip_x11_request_selection(xterm_Shell
, xterm_dpy
, cbd
);
6542 clip_xterm_set_selection(cbd
)
6545 clip_x11_set_selection(cbd
);
6550 #if defined(USE_XSMP) || defined(PROTO)
6552 * Code for X Session Management Protocol.
6554 static void xsmp_handle_save_yourself
__ARGS((SmcConn smc_conn
, SmPointer client_data
, int save_type
, Bool shutdown
, int interact_style
, Bool fast
));
6555 static void xsmp_die
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6556 static void xsmp_save_complete
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6557 static void xsmp_shutdown_cancelled
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6558 static void xsmp_ice_connection
__ARGS((IceConn iceConn
, IcePointer clientData
, Bool opening
, IcePointer
*watchData
));
6561 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
6562 static void xsmp_handle_interaction
__ARGS((SmcConn smc_conn
, SmPointer client_data
));
6565 * This is our chance to ask the user if they want to save,
6566 * or abort the logout
6570 xsmp_handle_interaction(smc_conn
, client_data
)
6572 SmPointer client_data
;
6574 cmdmod_T save_cmdmod
;
6575 int cancel_shutdown
= False
;
6577 save_cmdmod
= cmdmod
;
6578 cmdmod
.confirm
= TRUE
;
6579 if (check_changed_any(FALSE
))
6580 /* Mustn't logout */
6581 cancel_shutdown
= True
;
6582 cmdmod
= save_cmdmod
;
6583 setcursor(); /* position cursor */
6586 /* Done interaction */
6587 SmcInteractDone(smc_conn
, cancel_shutdown
);
6590 * Only end save-yourself here if we're not cancelling shutdown;
6591 * we'll get a cancelled callback later in which we'll end it.
6592 * Hopefully get around glitchy SMs (like GNOME-1)
6594 if (!cancel_shutdown
)
6596 xsmp
.save_yourself
= False
;
6597 SmcSaveYourselfDone(smc_conn
, True
);
6603 * Callback that starts save-yourself.
6607 xsmp_handle_save_yourself(smc_conn
, client_data
, save_type
,
6608 shutdown
, interact_style
, fast
)
6610 SmPointer client_data
;
6616 /* Handle already being in saveyourself */
6617 if (xsmp
.save_yourself
)
6618 SmcSaveYourselfDone(smc_conn
, True
);
6619 xsmp
.save_yourself
= True
;
6620 xsmp
.shutdown
= shutdown
;
6622 /* First up, preserve all files */
6624 ml_sync_all(FALSE
, FALSE
); /* preserve all swap files */
6627 verb_msg((char_u
*)_("XSMP handling save-yourself request"));
6629 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
6630 /* Now see if we can ask about unsaved files */
6631 if (shutdown
&& !fast
&& gui
.in_use
)
6632 /* Need to interact with user, but need SM's permission */
6633 SmcInteractRequest(smc_conn
, SmDialogError
,
6634 xsmp_handle_interaction
, client_data
);
6638 /* Can stop the cycle here */
6639 SmcSaveYourselfDone(smc_conn
, True
);
6640 xsmp
.save_yourself
= False
;
6646 * Callback to warn us of imminent death.
6650 xsmp_die(smc_conn
, client_data
)
6652 SmPointer client_data
;
6656 /* quit quickly leaving swapfiles for modified buffers behind */
6657 getout_preserve_modified(0);
6662 * Callback to tell us that save-yourself has completed.
6666 xsmp_save_complete(smc_conn
, client_data
)
6668 SmPointer client_data
;
6670 xsmp
.save_yourself
= False
;
6675 * Callback to tell us that an instigated shutdown was cancelled
6676 * (maybe even by us)
6680 xsmp_shutdown_cancelled(smc_conn
, client_data
)
6682 SmPointer client_data
;
6684 if (xsmp
.save_yourself
)
6685 SmcSaveYourselfDone(smc_conn
, True
);
6686 xsmp
.save_yourself
= False
;
6687 xsmp
.shutdown
= False
;
6692 * Callback to tell us that a new ICE connection has been established.
6696 xsmp_ice_connection(iceConn
, clientData
, opening
, watchData
)
6698 IcePointer clientData
;
6700 IcePointer
*watchData
;
6702 /* Intercept creation of ICE connection fd */
6705 xsmp_icefd
= IceConnectionNumber(iceConn
);
6706 IceRemoveConnectionWatch(xsmp_ice_connection
, NULL
);
6711 /* Handle any ICE processing that's required; return FAIL if SM lost */
6713 xsmp_handle_requests()
6717 if (IceProcessMessages(xsmp
.iceconn
, NULL
, &rep
)
6718 == IceProcessMessagesIOError
)
6722 verb_msg((char_u
*)_("XSMP lost ICE connection"));
6732 /* Set up X Session Management Protocol */
6736 char errorstring
[80];
6737 SmcCallbacks smcallbacks
;
6745 verb_msg((char_u
*)_("XSMP opening connection"));
6747 xsmp
.save_yourself
= xsmp
.shutdown
= False
;
6749 /* Set up SM callbacks - must have all, even if they're not used */
6750 smcallbacks
.save_yourself
.callback
= xsmp_handle_save_yourself
;
6751 smcallbacks
.save_yourself
.client_data
= NULL
;
6752 smcallbacks
.die
.callback
= xsmp_die
;
6753 smcallbacks
.die
.client_data
= NULL
;
6754 smcallbacks
.save_complete
.callback
= xsmp_save_complete
;
6755 smcallbacks
.save_complete
.client_data
= NULL
;
6756 smcallbacks
.shutdown_cancelled
.callback
= xsmp_shutdown_cancelled
;
6757 smcallbacks
.shutdown_cancelled
.client_data
= NULL
;
6759 /* Set up a watch on ICE connection creations. The "dummy" argument is
6760 * apparently required for FreeBSD (we get a BUS error when using NULL). */
6761 if (IceAddConnectionWatch(xsmp_ice_connection
, &dummy
) == 0)
6764 verb_msg((char_u
*)_("XSMP ICE connection watch failed"));
6768 /* Create an SM connection */
6769 xsmp
.smcconn
= SmcOpenConnection(
6774 SmcSaveYourselfProcMask
| SmcDieProcMask
6775 | SmcSaveCompleteProcMask
| SmcShutdownCancelledProcMask
,
6779 sizeof(errorstring
),
6781 if (xsmp
.smcconn
== NULL
)
6783 char errorreport
[132];
6787 vim_snprintf(errorreport
, sizeof(errorreport
),
6788 _("XSMP SmcOpenConnection failed: %s"), errorstring
);
6789 verb_msg((char_u
*)errorreport
);
6793 xsmp
.iceconn
= SmcGetIceConnection(xsmp
.smcconn
);
6797 smname
.value
= "vim";
6799 smnameprop
.name
= "SmProgram";
6800 smnameprop
.type
= "SmARRAY8";
6801 smnameprop
.num_vals
= 1;
6802 smnameprop
.vals
= &smname
;
6804 smprops
[0] = &smnameprop
;
6805 SmcSetProperties(xsmp
.smcconn
, 1, smprops
);
6810 /* Shut down XSMP comms. */
6814 if (xsmp_icefd
!= -1)
6816 SmcCloseConnection(xsmp
.smcconn
, 0, NULL
);
6817 vim_free(xsmp
.clientid
);
6818 xsmp
.clientid
= NULL
;
6822 #endif /* USE_XSMP */
6826 /* Translate character to its CTRL- value */
6830 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6831 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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,
6839 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6842 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6853 0, 0, 0, 0, 0, 0, 0,
6864 0, 0, 0, 0, 0, 0, 0, 0,
6877 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6879 /* BE - C0 */ 0, 0, 0,
6889 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0,
6899 /* DA - DF */ 0, 0, 0, 0, 0, 0,
6910 /* EA - FF*/ 0, 0, 0, 0, 0, 0,
6911 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
6914 char MetaCharTable
[]=
6915 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
6916 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0,
6917 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0,
6918 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0,
6919 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0
6923 /* TODO: Use characters NOT numbers!!! */
6924 char CtrlCharTable
[]=
6925 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
6926 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214,
6927 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109,
6928 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199,
6929 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233,