]>
code.delx.au - spectrwm/blob - scrotwm.c
3 * Copyright (c) 2009 Marco Peereboom <marco@peereboom.us>
4 * Copyright (c) 2009 Ryan McBride <mcbride@countersiege.com>
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 * Much code and ideas taken from dwm under the following license:
20 * MIT/X Consortium License
22 * 2006-2008 Anselm R Garbe <garbeam at gmail dot com>
23 * 2006-2007 Sander van Dijk <a dot h dot vandijk at gmail dot com>
24 * 2006-2007 Jukka Salmi <jukka at salmi dot ch>
25 * 2007 Premysl Hruby <dfenze at gmail dot com>
26 * 2007 Szabolcs Nagy <nszabolcs at gmail dot com>
27 * 2007 Christof Musik <christof at sendfax dot de>
28 * 2007-2008 Enno Gottox Boland <gottox at s01 dot de>
29 * 2007-2008 Peter Hartlich <sgkkr at hartlich dot com>
30 * 2008 Martin Hurton <martin dot hurton at gmail dot com>
32 * Permission is hereby granted, free of charge, to any person obtaining a
33 * copy of this software and associated documentation files (the "Software"),
34 * to deal in the Software without restriction, including without limitation
35 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
36 * and/or sell copies of the Software, and to permit persons to whom the
37 * Software is furnished to do so, subject to the following conditions:
39 * The above copyright notice and this permission notice shall be included in
40 * all copies or substantial portions of the Software.
42 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
43 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
44 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
45 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
46 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
47 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
48 * DEALINGS IN THE SOFTWARE.
51 #define SWM_VERSION "0.5"
62 #include <sys/types.h>
64 #include <sys/queue.h>
66 #include <X11/cursorfont.h>
67 #include <X11/keysym.h>
68 #include <X11/Xatom.h>
70 #include <X11/Xproto.h>
71 #include <X11/Xutil.h>
73 /* #define SWM_DEBUG */
75 #define DPRINTF(x...) do { if (swm_debug) fprintf(stderr, x); } while(0)
76 #define DNPRINTF(n,x...) do { if (swm_debug & n) fprintf(stderr, x); } while(0)
77 #define SWM_D_EVENT 0x0001
78 #define SWM_D_WS 0x0002
79 #define SWM_D_FOCUS 0x0004
80 #define SWM_D_MISC 0x0008
82 uint32_t swm_debug
= 0
90 #define DNPRINTF(n,x...)
93 #define LENGTH(x) (sizeof x / sizeof x[0])
94 #define MODKEY Mod1Mask
95 #define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
97 int (*xerrorxlib
)(Display
*, XErrorEvent
*);
102 int ignore_enter
= 0;
103 unsigned int numlockmask
= 0;
104 unsigned long col_focus
= 0xff0000; /* XXX should this be per ws? */
105 unsigned long col_unfocus
= 0x888888;
119 TAILQ_ENTRY(ws_win
) entry
;
127 TAILQ_HEAD(ws_win_list
, ws_win
);
129 /* define work spaces */
130 #define SWM_WS_MAX (10)
132 int visible
; /* workspace visible */
133 int restack
; /* restack on switch */
134 struct ws_win
*focus
; /* which win has focus */
135 int winno
; /* total nr of windows */
136 struct ws_win_list winlist
; /* list of windows in ws */
140 /* args to functions */
143 #define SWM_ARG_ID_FOCUSNEXT (0)
144 #define SWM_ARG_ID_FOCUSPREV (1)
145 #define SWM_ARG_ID_FOCUSMAIN (2)
159 XSetForeground(display
, bar_gc
, 0x000000);
160 XDrawString(display
, bar_window
, bar_gc
, 4, bar_fs
->ascent
, bar_text
,
165 localtime_r(&tmt
, &tm
);
166 strftime(bar_text
, sizeof bar_text
, "%a %b %d %R %Z %Y", &tm
);
167 XSetForeground(display
, bar_gc
, 0xa0a0a0);
168 XDrawString(display
, bar_window
, bar_gc
, 4, bar_fs
->ascent
, bar_text
,
170 XSync(display
, False
);
178 /* XXX yeah yeah byte me */
183 quit(union arg
*args
)
185 DNPRINTF(SWM_D_MISC
, "quit\n");
190 spawn(union arg
*args
)
192 DNPRINTF(SWM_D_MISC
, "spawn: %s\n", args
->argv
[0]);
194 * The double-fork construct avoids zombie processes and keeps the code
195 * clean from stupid signal handlers.
200 close(ConnectionNumber(display
));
202 execvp(args
->argv
[0], args
->argv
);
203 fprintf(stderr
, "execvp failed\n");
212 focus_win(struct ws_win
*win
)
214 DNPRINTF(SWM_D_FOCUS
, "focus_win: id: %lu\n", win
->id
);
215 XSetWindowBorder(display
, win
->id
, col_focus
);
216 XSetInputFocus(display
, win
->id
, RevertToPointerRoot
, CurrentTime
);
217 ws
[current_ws
].focus
= win
;
221 unfocus_win(struct ws_win
*win
)
223 DNPRINTF(SWM_D_FOCUS
, "unfocus_win: id: %lu\n", win
->id
);
224 XSetWindowBorder(display
, win
->id
, col_unfocus
);
225 if (ws
[current_ws
].focus
== win
)
226 ws
[current_ws
].focus
= NULL
;
230 switchws(union arg
*args
)
235 DNPRINTF(SWM_D_WS
, "switchws: %d\n", wsid
+ 1);
237 if (wsid
== current_ws
)
240 /* map new window first to prevent ugly blinking */
241 TAILQ_FOREACH (win
, &ws
[wsid
].winlist
, entry
)
242 XMapWindow(display
, win
->id
);
243 ws
[wsid
].visible
= 1;
245 TAILQ_FOREACH (win
, &ws
[current_ws
].winlist
, entry
)
246 XUnmapWindow(display
, win
->id
);
247 ws
[current_ws
].visible
= 0;
252 if (ws
[wsid
].restack
) {
255 if (ws
[wsid
].focus
!= NULL
)
256 focus_win(ws
[wsid
].focus
);
257 XSync(display
, False
);
262 focus(union arg
*args
)
264 struct ws_win
*winfocus
, *winlostfocus
;
266 DNPRINTF(SWM_D_FOCUS
, "focus: id %d\n", args
->id
);
267 if (ws
[current_ws
].focus
== NULL
|| ws
[current_ws
].winno
== 0)
270 winlostfocus
= ws
[current_ws
].focus
;
273 case SWM_ARG_ID_FOCUSPREV
:
274 ws
[current_ws
].focus
=
275 TAILQ_PREV(ws
[current_ws
].focus
, ws_win_list
, entry
);
276 if (ws
[current_ws
].focus
== NULL
)
277 ws
[current_ws
].focus
=
278 TAILQ_LAST(&ws
[current_ws
].winlist
, ws_win_list
);
281 case SWM_ARG_ID_FOCUSNEXT
:
282 ws
[current_ws
].focus
= TAILQ_NEXT(ws
[current_ws
].focus
, entry
);
283 if (ws
[current_ws
].focus
== NULL
)
284 ws
[current_ws
].focus
=
285 TAILQ_FIRST(&ws
[current_ws
].winlist
);
288 case SWM_ARG_ID_FOCUSMAIN
:
289 ws
[current_ws
].focus
= TAILQ_FIRST(&ws
[current_ws
].winlist
);
296 winfocus
= ws
[current_ws
].focus
;
297 unfocus_win(winlostfocus
);
299 XSync(display
, False
);
302 /* I know this sucks but it works well enough */
307 struct ws_win wf
, *win
, *winfocus
= &wf
;
308 int i
, h
, w
, x
, y
, hrh
;
310 DNPRINTF(SWM_D_EVENT
, "stack: workspace: %d\n", current_ws
);
314 if (ws
[current_ws
].winno
== 0)
317 if (ws
[current_ws
].winno
> 1)
322 if (ws
[current_ws
].winno
> 2)
323 hrh
= height
/ (ws
[current_ws
].winno
- 1);
331 TAILQ_FOREACH (win
, &ws
[current_ws
].winlist
, entry
) {
336 if (i
!= 0 && hrh
!= 0) {
337 /* correct the last window for lost pixels */
338 if (win
== TAILQ_LAST(&ws
[current_ws
].winlist
,
340 h
= height
- (i
* hrh
);
348 /* leave first right hand window at y = 0 */
354 bzero(&wc
, sizeof wc
);
357 win
->width
= wc
.width
= w
;
358 win
->height
= wc
.height
= h
;
360 XConfigureWindow(display
, win
->id
, CWX
| CWY
| CWWidth
|
361 CWHeight
| CWBorderWidth
, &wc
);
362 if (win
== ws
[current_ws
].focus
)
366 XMapWindow(display
, win
->id
);
370 focus_win(winfocus
); /* this has to be done outside of the loop */
371 XSync(display
, False
);
375 swap_to_main(union arg
*args
)
377 struct ws_win
*tmpwin
= TAILQ_FIRST(&ws
[current_ws
].winlist
);
379 DNPRINTF(SWM_D_MISC
, "swap_to_main: win: %lu\n",
380 ws
[current_ws
].focus
? ws
[current_ws
].focus
->id
: 0);
382 if (ws
[current_ws
].focus
== NULL
|| ws
[current_ws
].focus
== tmpwin
)
385 TAILQ_REMOVE(&ws
[current_ws
].winlist
, tmpwin
, entry
);
386 TAILQ_INSERT_AFTER(&ws
[current_ws
].winlist
, ws
[current_ws
].focus
,
388 TAILQ_REMOVE(&ws
[current_ws
].winlist
, ws
[current_ws
].focus
, entry
);
389 TAILQ_INSERT_HEAD(&ws
[current_ws
].winlist
, ws
[current_ws
].focus
, entry
);
390 ws
[current_ws
].focus
= TAILQ_FIRST(&ws
[current_ws
].winlist
);
396 send_to_ws(union arg
*args
)
399 struct ws_win
*win
= ws
[current_ws
].focus
;
401 DNPRINTF(SWM_D_WS
, "send_to_ws: win: %lu\n", win
->id
);
403 XUnmapWindow(display
, win
->id
);
405 /* find a window to focus */
406 ws
[current_ws
].focus
= TAILQ_PREV(win
, ws_win_list
,entry
);
407 if (ws
[current_ws
].focus
== NULL
)
408 ws
[current_ws
].focus
= TAILQ_FIRST(&ws
[current_ws
].winlist
);
410 TAILQ_REMOVE(&ws
[current_ws
].winlist
, win
, entry
);
411 ws
[current_ws
].winno
--;
413 TAILQ_INSERT_TAIL(&ws
[wsid
].winlist
, win
, entry
);
414 if (ws
[wsid
].winno
== 0)
415 ws
[wsid
].focus
= win
;
417 ws
[wsid
].restack
= 1;
423 /* terminal + args */
424 char *term
[] = { "xterm", NULL
};
426 /* key definitions */
430 void (*func
)(union arg
*);
433 /* modifier key function argument */
434 { MODKEY
, XK_Return
, swap_to_main
, {0} },
435 { MODKEY
| ShiftMask
, XK_Return
, spawn
, {.argv
= term
} },
436 { MODKEY
| ShiftMask
, XK_q
, quit
, {0} },
437 { MODKEY
, XK_m
, focus
, {.id
= SWM_ARG_ID_FOCUSMAIN
} },
438 { MODKEY
, XK_1
, switchws
, {.id
= 0} },
439 { MODKEY
, XK_2
, switchws
, {.id
= 1} },
440 { MODKEY
, XK_3
, switchws
, {.id
= 2} },
441 { MODKEY
, XK_4
, switchws
, {.id
= 3} },
442 { MODKEY
, XK_5
, switchws
, {.id
= 4} },
443 { MODKEY
, XK_6
, switchws
, {.id
= 5} },
444 { MODKEY
, XK_7
, switchws
, {.id
= 6} },
445 { MODKEY
, XK_8
, switchws
, {.id
= 7} },
446 { MODKEY
, XK_9
, switchws
, {.id
= 8} },
447 { MODKEY
, XK_0
, switchws
, {.id
= 9} },
448 { MODKEY
| ShiftMask
, XK_1
, send_to_ws
, {.id
= 0} },
449 { MODKEY
| ShiftMask
, XK_2
, send_to_ws
, {.id
= 1} },
450 { MODKEY
| ShiftMask
, XK_3
, send_to_ws
, {.id
= 2} },
451 { MODKEY
| ShiftMask
, XK_4
, send_to_ws
, {.id
= 3} },
452 { MODKEY
| ShiftMask
, XK_5
, send_to_ws
, {.id
= 4} },
453 { MODKEY
| ShiftMask
, XK_6
, send_to_ws
, {.id
= 5} },
454 { MODKEY
| ShiftMask
, XK_7
, send_to_ws
, {.id
= 6} },
455 { MODKEY
| ShiftMask
, XK_8
, send_to_ws
, {.id
= 7} },
456 { MODKEY
| ShiftMask
, XK_9
, send_to_ws
, {.id
= 8} },
457 { MODKEY
| ShiftMask
, XK_0
, send_to_ws
, {.id
= 9} },
458 { MODKEY
, XK_Tab
, focus
, {.id
= SWM_ARG_ID_FOCUSNEXT
} },
459 { MODKEY
| ShiftMask
, XK_Tab
, focus
, {.id
= SWM_ARG_ID_FOCUSPREV
} },
463 updatenumlockmask(void)
466 XModifierKeymap
*modmap
;
468 DNPRINTF(SWM_D_MISC
, "updatenumlockmask\n");
470 modmap
= XGetModifierMapping(display
);
471 for (i
= 0; i
< 8; i
++)
472 for (j
= 0; j
< modmap
->max_keypermod
; j
++)
473 if (modmap
->modifiermap
[i
* modmap
->max_keypermod
+ j
]
474 == XKeysymToKeycode(display
, XK_Num_Lock
))
475 numlockmask
= (1 << i
);
477 XFreeModifiermap(modmap
);
485 unsigned int modifiers
[] =
486 { 0, LockMask
, numlockmask
, numlockmask
| LockMask
};
488 DNPRINTF(SWM_D_MISC
, "grabkeys\n");
491 XUngrabKey(display
, AnyKey
, AnyModifier
, root
);
492 for(i
= 0; i
< LENGTH(keys
); i
++) {
493 if((code
= XKeysymToKeycode(display
, keys
[i
].keysym
)))
494 for(j
= 0; j
< LENGTH(modifiers
); j
++)
495 XGrabKey(display
, code
,
496 keys
[i
].mod
| modifiers
[j
], root
,
497 True
, GrabModeAsync
, GrabModeAsync
);
503 DNPRINTF(SWM_D_EVENT
, "expose: window: %lu\n", e
->xexpose
.window
);
511 XKeyEvent
*ev
= &e
->xkey
;
513 DNPRINTF(SWM_D_EVENT
, "keypress: window: %lu\n", ev
->window
);
515 keysym
= XKeycodeToKeysym(display
, (KeyCode
)ev
->keycode
, 0);
516 for(i
= 0; i
< LENGTH(keys
); i
++)
517 if(keysym
== keys
[i
].keysym
518 && CLEANMASK(keys
[i
].mod
) == CLEANMASK(ev
->state
)
520 keys
[i
].func(&(keys
[i
].args
));
524 buttonpress(XEvent
*e
)
526 XButtonPressedEvent
*ev
= &e
->xbutton
;
527 #ifdef SWM_CLICKTOFOCUS
532 DNPRINTF(SWM_D_EVENT
, "buttonpress: window: %lu\n", ev
->window
);
534 if (ev
->window
== root
)
536 if (ev
->window
== ws
[current_ws
].focus
->id
)
538 #ifdef SWM_CLICKTOFOCUS
539 TAILQ_FOREACH(win
, &ws
[current_ws
].winlist
, entry
)
540 if (win
->id
== ev
->window
) {
541 /* focus in the clicked window */
542 XSetWindowBorder(display
, ev
->window
, 0xff0000);
543 XSetWindowBorder(display
,
544 ws
[current_ws
].focus
->id
, 0x888888);
545 XSetInputFocus(display
, ev
->window
, RevertToPointerRoot
,
547 ws
[current_ws
].focus
= win
;
548 XSync(display
, False
);
555 configurerequest(XEvent
*e
)
557 XConfigureRequestEvent
*ev
= &e
->xconfigurerequest
;
560 DNPRINTF(SWM_D_EVENT
, "configurerequest: window: %lu\n", ev
->window
);
562 XSelectInput(display
, ev
->window
, ButtonPressMask
| EnterWindowMask
|
565 if ((win
= calloc(1, sizeof(struct ws_win
))) == NULL
)
566 errx(1, "calloc: failed to allocate memory for new window");
568 win
->id
= ev
->window
;
569 TAILQ_INSERT_TAIL(&ws
[current_ws
].winlist
, win
, entry
);
570 ws
[current_ws
].focus
= win
; /* make new win focused */
571 ws
[current_ws
].winno
++;
576 configurenotify(XEvent
*e
)
578 DNPRINTF(SWM_D_EVENT
, "configurenotify: window: %lu\n",
579 e
->xconfigure
.window
);
583 destroynotify(XEvent
*e
)
586 XDestroyWindowEvent
*ev
= &e
->xdestroywindow
;
588 DNPRINTF(SWM_D_EVENT
, "destroynotify: window %lu\n", ev
->window
);
590 TAILQ_FOREACH (win
, &ws
[current_ws
].winlist
, entry
) {
591 if (ev
->window
== win
->id
) {
592 /* find a window to focus */
593 ws
[current_ws
].focus
=
594 TAILQ_PREV(win
, ws_win_list
,entry
);
595 if (ws
[current_ws
].focus
== NULL
)
596 ws
[current_ws
].focus
=
597 TAILQ_FIRST(&ws
[current_ws
].winlist
);
599 TAILQ_REMOVE(&ws
[current_ws
].winlist
, win
, entry
);
601 ws
[current_ws
].winno
--;
610 enternotify(XEvent
*e
)
612 XCrossingEvent
*ev
= &e
->xcrossing
;
615 DNPRINTF(SWM_D_EVENT
, "enternotify: window: %lu\n", ev
->window
);
617 if((ev
->mode
!= NotifyNormal
|| ev
->detail
== NotifyInferior
) &&
621 /* eat event(s) to prevent autofocus */
625 TAILQ_FOREACH (win
, &ws
[current_ws
].winlist
, entry
) {
626 if (win
->id
== ev
->window
)
636 XFocusChangeEvent
*ev
= &e
->xfocus
;
638 DNPRINTF(SWM_D_EVENT
, "focusin: window: %lu\n", ev
->window
);
640 if (ev
->window
== root
)
644 * kill grab for now so that we can cut and paste , this screws up
648 DNPRINTF(SWM_D_EVENT, "focusin: window: %lu grabbing\n", ev->window);
649 XGrabButton(display, Button1, AnyModifier, ev->window, False,
650 ButtonPress, GrabModeAsync, GrabModeSync, None, None);
655 mappingnotify(XEvent
*e
)
657 XMappingEvent
*ev
= &e
->xmapping
;
659 DNPRINTF(SWM_D_EVENT
, "mappingnotify: window: %lu\n", ev
->window
);
661 XRefreshKeyboardMapping(ev
);
662 if(ev
->request
== MappingKeyboard
)
667 maprequest(XEvent
*e
)
669 DNPRINTF(SWM_D_EVENT
, "maprequest: window: %lu\n",
670 e
->xmaprequest
.window
);
674 propertynotify(XEvent
*e
)
676 DNPRINTF(SWM_D_EVENT
, "propertynotify: window: %lu\n",
677 e
->xproperty
.window
);
681 unmapnotify(XEvent
*e
)
683 DNPRINTF(SWM_D_EVENT
, "unmapnotify: window: %lu\n", e
->xunmap
.window
);
686 void (*handler
[LASTEvent
])(XEvent
*) = {
688 [KeyPress
] = keypress
,
689 [ButtonPress
] = buttonpress
,
690 [ConfigureRequest
] = configurerequest
,
691 [ConfigureNotify
] = configurenotify
,
692 [DestroyNotify
] = destroynotify
,
693 [EnterNotify
] = enternotify
,
695 [MappingNotify
] = mappingnotify
,
696 [MapRequest
] = maprequest
,
697 [PropertyNotify
] = propertynotify
,
698 [UnmapNotify
] = unmapnotify
,
702 xerror_start(Display
*d
, XErrorEvent
*ee
)
709 xerror(Display
*d
, XErrorEvent
*ee
)
711 fprintf(stderr
, "error: %p %p\n", display
, ee
);
720 xerrorxlib
= XSetErrorHandler(xerror_start
);
722 /* this causes an error if some other window manager is running */
723 XSelectInput(display
, DefaultRootWindow(display
),
724 SubstructureRedirectMask
);
725 XSync(display
, False
);
729 XSetErrorHandler(xerror
);
730 XSync(display
, False
);
735 main(int argc
, char *argv
[])
740 fprintf(stderr
, "Welcome to scrotwm V%s\n", SWM_VERSION
);
741 if(!setlocale(LC_CTYPE
, "") || !XSupportsLocale())
742 warnx("no locale support");
744 if(!(display
= XOpenDisplay(0)))
745 errx(1, "can not open display");
748 errx(1, "other wm running");
750 screen
= DefaultScreen(display
);
751 root
= RootWindow(display
, screen
);
752 width
= DisplayWidth(display
, screen
) - 2;
753 height
= DisplayHeight(display
, screen
) - 2;
755 /* make work space 1 active */
760 TAILQ_INIT(&ws
[0].winlist
);
761 for (i
= 1; i
< SWM_WS_MAX
; i
++) {
766 TAILQ_INIT(&ws
[i
].winlist
);
769 /* setup status bar */
770 bar_fs
= XLoadQueryFont(display
,
771 "-*-terminus-*-*-*-*-*-*-*-*-*-*-*-*");
772 if (bar_fs
== NULL
) {
773 /* load a font that is default */
774 bar_fs
= XLoadQueryFont(display
,
775 "-*-times-medium-r-*-*-*-*-*-*-*-*-*-*");
777 errx(1, "couldn't load font");
779 bar_height
= bar_fs
->ascent
+ bar_fs
->descent
+ 3;
781 XSelectInput(display
, root
, SubstructureRedirectMask
|
782 SubstructureNotifyMask
| ButtonPressMask
| KeyPressMask
|
783 EnterWindowMask
| LeaveWindowMask
| StructureNotifyMask
|
784 FocusChangeMask
| PropertyChangeMask
);
788 bar_window
= XCreateSimpleWindow(display
, root
, 0, 0, width
,
789 bar_height
- 2, 1, 0x008080, 0x000000);
790 bar_gc
= XCreateGC(display
, bar_window
, 0, &bar_gcv
);
791 XSetFont(display
, bar_gc
, bar_fs
->fid
);
793 height
-= bar_height
; /* correct screen height */
794 XMapWindow(display
, bar_window
);
797 if (signal(SIGALRM
, bar_signal
) == SIG_ERR
)
798 err(1, "could not install bar_signal");
802 XNextEvent(display
, &e
);
807 XCloseDisplay(display
);