2 * Window Maker window manager
4 * Copyright (c) 1997-2003 Alfredo K. Kojima
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
24 #include <sys/inotify.h>
32 #include <sys/types.h>
36 #include <X11/Xutil.h>
38 /* Xlocale.h and locale.h are the same if X_LOCALE is undefind in wconfig.h,
39 * and if X_LOCALE is defined, X's locale emulating functions will be used.
40 * See Xlocale.h for more information.
42 #include <X11/Xlocale.h>
46 #include "WindowMaker.h"
53 #include "xmodifier.h"
60 #include <WINGs/WUtil.h>
62 #ifndef GLOBAL_DEFAULTS_SUBDIR
63 #define GLOBAL_DEFAULTS_SUBDIR "WindowMaker"
66 /****** Global Variables ******/
67 struct wmaker_global_variables w_global
;
75 struct WPreferences wPreferences
;
77 WShortKey wKeyBindings
[WKBD_LAST
];
80 const char WMNManaged
[] = "WMNManaged";
81 const char WMNUnmanaged
[] = "WMNUnmanaged";
82 const char WMNChangedWorkspace
[] = "WMNChangedWorkspace";
83 const char WMNChangedState
[] = "WMNChangedState";
84 const char WMNChangedFocus
[] = "WMNChangedFocus";
85 const char WMNChangedStacking
[] = "WMNChangedStacking";
86 const char WMNChangedName
[] = "WMNChangedName";
88 const char WMNWorkspaceCreated
[] = "WMNWorkspaceCreated";
89 const char WMNWorkspaceDestroyed
[] = "WMNWorkspaceDestroyed";
90 const char WMNWorkspaceChanged
[] = "WMNWorkspaceChanged";
91 const char WMNWorkspaceNameChanged
[] = "WMNWorkspaceNameChanged";
93 const char WMNResetStacking
[] = "WMNResetStacking";
95 /******** End Global Variables *****/
97 static char *DisplayName
= NULL
;
99 static char **Arguments
;
103 static Bool multiHead
= True
;
105 static int *wVisualID
= NULL
;
106 static int wVisualID_len
= 0;
108 static int real_main(int argc
, char **argv
);
110 int getWVisualID(int screen
)
112 if (wVisualID
== NULL
)
114 if (screen
< 0 || screen
>= wVisualID_len
)
117 return wVisualID
[screen
];
120 static void setWVisualID(int screen
, int val
)
127 if (wVisualID
== NULL
) {
128 /* no array at all, alloc space for screen + 1 entries
129 * and init with default value */
130 wVisualID_len
= screen
+ 1;
131 wVisualID
= (int *)malloc(wVisualID_len
* sizeof(int));
132 for (i
= 0; i
< wVisualID_len
; i
++) {
135 } else if (screen
>= wVisualID_len
) {
136 /* larger screen number than previously allocated
138 int oldlen
= wVisualID_len
;
140 wVisualID_len
= screen
+ 1;
141 wVisualID
= (int *)wrealloc(wVisualID
, wVisualID_len
* sizeof(int));
142 for (i
= oldlen
; i
< wVisualID_len
; i
++) {
147 wVisualID
[screen
] = val
;
151 * this function splits a given string at the comma into tokens
152 * and set the wVisualID variable to each parsed number
154 static int initWVisualID(const char *user_str
)
156 char *mystr
= strdup(user_str
);
163 /* check for delimiter */
164 if (user_str
[cur_in_pos
] == '\0' || user_str
[cur_in_pos
] == ',') {
167 mystr
[cur_out_pos
] = '\0';
169 if (sscanf(mystr
, "%i", &v
) != 1) {
174 setWVisualID(cur_screen
, v
);
180 /* break in case last char has been consumed */
181 if (user_str
[cur_in_pos
] == '\0')
184 /* if the current char is no delimiter put it into mystr */
185 if (user_str
[cur_in_pos
] != ',') {
186 mystr
[cur_out_pos
++] = user_str
[cur_in_pos
];
193 if (cur_screen
== 0||error_found
!= 0)
199 noreturn
void Exit(int status
)
204 RShutdown(); /* wrlib clean exit */
205 wutil_shutdown(); /* WUtil clean-up */
210 void Restart(char *manager
, Bool abortOnFailure
)
213 char *argv
[MAX_RESTART_ARGS
];
216 if (manager
&& manager
[0] != 0) {
217 prog
= argv
[0] = strtok(manager
, " ");
218 for (i
= 1; i
< MAX_RESTART_ARGS
; i
++) {
219 argv
[i
] = strtok(NULL
, " ");
220 if (argv
[i
] == NULL
) {
230 execvp(Arguments
[0], Arguments
);
231 wfatal(_("failed to restart Window Maker."));
234 werror(_("could not exec %s"), prog
);
240 void SetupEnvironment(WScreen
* scr
)
246 int len
= strlen(DisplayName
) + 64;
248 snprintf(tmp
, len
, "DISPLAY=%s", XDisplayName(DisplayName
));
250 /* Search from the end to be compatible with ipv6 address */
251 ptr
= strrchr(tmp
, ':');
253 static Bool message_already_displayed
= False
;
255 if (!message_already_displayed
)
256 wwarning(_("the display name has an unexpected syntax: \"%s\""),
257 XDisplayName(DisplayName
));
258 message_already_displayed
= True
;
260 /* If found, remove the screen specification from the display variable */
261 ptr
= strchr(ptr
, '.');
265 snprintf(buf
, sizeof(buf
), ".%i", scr
->screen
);
270 snprintf(tmp
, 60, "WRASTER_COLOR_RESOLUTION%i=%i", scr
->screen
,
271 scr
->rcontext
->attribs
->colors_per_channel
);
280 static void shellCommandHandler(pid_t pid
, unsigned int status
, void *client_data
)
282 _tuple
*data
= (_tuple
*) client_data
;
284 /* Parameter not used, but tell the compiler that it is ok */
290 buffer
= wstrconcat(_("Could not execute command: "), data
->command
);
292 wMessageDialog(data
->scr
, _("Error"), buffer
, _("OK"), NULL
, NULL
);
294 } else if (status
!= 127) {
296 printf("%s: %i\n", data->command, status);
300 wfree(data
->command
);
304 void ExecuteShellCommand(WScreen
*scr
, const char *command
)
306 static char *shell
= NULL
;
310 * This have a problem: if the shell is tcsh (not sure about others)
311 * and ~/.tcshrc have /bin/stty erase ^H somewhere on it, the shell
312 * will block and the command will not be executed.
314 shell = getenv("SHELL");
325 SetupEnvironment(scr
);
330 execl(shell
, shell
, "-c", command
, NULL
);
331 werror("could not execute %s -c %s", shell
, command
);
333 } else if (pid
< 0) {
334 werror("cannot fork a new process");
336 _tuple
*data
= wmalloc(sizeof(_tuple
));
339 data
->command
= wstrdup(command
);
341 wAddDeathHandler(pid
, shellCommandHandler
, data
);
346 *---------------------------------------------------------------------
348 * Launch a new instance of the active window
350 *----------------------------------------------------------------------
352 Bool
RelaunchWindow(WWindow
*wwin
)
354 if (! wwin
|| ! wwin
->client_win
) {
355 werror("no window to relaunch");
362 if (! XGetCommand(dpy
, wwin
->client_win
, &argv
, &argc
) || argc
== 0 || argv
== NULL
) {
363 werror("cannot relaunch the application because no WM_COMMAND property is set");
370 SetupEnvironment(wwin
->screen_ptr
);
374 /* argv is not null-terminated */
375 char **a
= (char **) malloc(argc
+ 1);
377 werror("out of memory trying to relaunch the application");
382 for (i
= 0; i
< argc
; i
++)
388 } else if (pid
< 0) {
389 werror("cannot fork a new process");
391 XFreeStringList(argv
);
394 _tuple
*data
= wmalloc(sizeof(_tuple
));
396 data
->scr
= wwin
->screen_ptr
;
397 data
->command
= wtokenjoin(argv
, argc
);
399 /* not actually a shell command */
400 wAddDeathHandler(pid
, shellCommandHandler
, data
);
402 XFreeStringList(argv
);
409 *---------------------------------------------------------------------
411 * Do a major cleanup and exit the program
413 *----------------------------------------------------------------------
415 noreturn
void wAbort(Bool dumpCore
)
420 for (i
= 0; i
< w_global
.screen_count
; i
++) {
421 scr
= wScreenWithNumber(i
);
425 printf(_("%s aborted.\n"), ProgName
);
432 static void print_help(void)
434 printf(_("Usage: %s [options]\n"), ProgName
);
435 puts(_("The Window Maker window manager for the X window system"));
437 puts(_(" -display host:dpy display to use"));
438 #ifdef USE_ICCCM_WMREPLACE
439 puts(_(" --replace replace running window manager"));
441 puts(_(" --no-dock do not open the application Dock"));
442 puts(_(" --no-clip do not open the workspace Clip"));
443 puts(_(" --no-autolaunch do not autolaunch applications"));
444 puts(_(" --no-drawer disable drawers in the dock"));
445 puts(_(" --dont-restore do not restore saved session"));
447 puts(_(" --locale locale locale to use"));
449 puts(_(" --visual-id visualid visual id of visual to use"));
450 puts(_(" --static do not update or save configurations"));
452 puts(_(" --no-polling do not periodically check for configuration updates"));
454 puts(_(" --global_defaults_path print the path for default config and exit"));
455 puts(_(" --version print version and exit"));
456 puts(_(" --help show this message"));
459 static void check_defaults(void)
463 path
= wdefaultspathfordomain("WindowMaker");
465 if (access(path
, R_OK
) != 0) {
466 wwarning(_("could not find user GNUstep directory (%s)."), path
);
468 if (system("wmaker.inst --batch") != 0) {
469 wwarning(_("There was an error while creating GNUstep directory, please "
470 "make sure you have installed Window Maker correctly and run wmaker.inst"));
472 wwarning(_("%s directory created with default configuration."), path
);
481 * Add watch here, used to notify if configuration
482 * files have changed, using linux kernel inotify mechanism
485 static void inotifyWatchConfig(void)
487 char *watchPath
= NULL
;
489 w_global
.inotify
.fd_event_queue
= inotify_init(); /* Initialise an inotify instance */
490 if (w_global
.inotify
.fd_event_queue
< 0) {
491 wwarning(_("could not initialise an inotify instance."
492 " Changes to the defaults database will require"
493 " a restart to take effect. Check your kernel!"));
495 watchPath
= wstrconcat(wusergnusteppath(), "/Defaults");
496 /* Add the watch; really we are only looking for modify events
497 * but we might want more in the future so check all events for now.
498 * The individual events are checked for in event.c.
500 w_global
.inotify
.wd_defaults
= inotify_add_watch(w_global
.inotify
.fd_event_queue
, watchPath
, IN_ALL_EVENTS
);
501 if (w_global
.inotify
.wd_defaults
< 0) {
502 wwarning(_("could not add an inotify watch on path %s."
503 " Changes to the defaults database will require"
504 " a restart to take effect."), watchPath
);
505 close(w_global
.inotify
.fd_event_queue
);
506 w_global
.inotify
.fd_event_queue
= -1;
511 #endif /* HAVE_INOTIFY */
513 static void execInitScript(void)
517 paths
= wstrconcat(wusergnusteppath(), "/Library/WindowMaker");
518 paths
= wstrappend(paths
, ":" DEF_CONFIG_PATHS
);
520 file
= wfindfile(paths
, DEF_INIT_SCRIPT
);
524 if (system(file
) != 0)
525 werror(_("%s:could not execute initialization script"), file
);
531 void ExecExitScript(void)
535 paths
= wstrconcat(wusergnusteppath(), "/Library/WindowMaker");
536 paths
= wstrappend(paths
, ":" DEF_CONFIG_PATHS
);
538 file
= wfindfile(paths
, DEF_EXIT_SCRIPT
);
542 if (system(file
) != 0)
543 werror(_("%s:could not execute exit script"), file
);
549 int main(int argc
, char **argv
)
551 int i_am_the_monitor
, i
, len
;
554 memset(&w_global
, 0, sizeof(w_global
));
555 w_global
.program
.state
= WSTATE_NORMAL
;
556 w_global
.program
.signal_state
= WSTATE_NORMAL
;
557 w_global
.timestamp
.last_event
= CurrentTime
;
558 w_global
.timestamp
.focus_change
= CurrentTime
;
559 w_global
.ignore_workspace_change
= False
;
560 w_global
.shortcut
.modifiers_mask
= 0xff;
562 /* setup common stuff for the monitor and wmaker itself */
563 WMInitializeApplication("WindowMaker", &argc
, argv
);
565 memset(&wPreferences
, 0, sizeof(wPreferences
));
567 wPreferences
.fallbackWMs
= WMCreateArray(8);
568 alt
= getenv("WINDOWMAKER_ALT_WM");
570 WMAddToArray(wPreferences
.fallbackWMs
, wstrdup(alt
));
572 WMAddToArray(wPreferences
.fallbackWMs
, wstrdup("blackbox"));
573 WMAddToArray(wPreferences
.fallbackWMs
, wstrdup("metacity"));
574 WMAddToArray(wPreferences
.fallbackWMs
, wstrdup("fvwm"));
575 WMAddToArray(wPreferences
.fallbackWMs
, wstrdup("twm"));
576 WMAddToArray(wPreferences
.fallbackWMs
, NULL
);
577 WMAddToArray(wPreferences
.fallbackWMs
, wstrdup("rxvt"));
578 WMAddToArray(wPreferences
.fallbackWMs
, wstrdup("xterm"));
580 i_am_the_monitor
= 1;
582 for (i
= 1; i
< argc
; i
++) {
583 if (strncmp(argv
[i
], "--for-real", strlen("--for-real")) == 0) {
584 i_am_the_monitor
= 0;
586 } else if (strcmp(argv
[i
], "-display") == 0 || strcmp(argv
[i
], "--display") == 0) {
589 wwarning(_("too few arguments for %s"), argv
[i
- 1]);
592 DisplayName
= argv
[i
];
596 DisplayName
= XDisplayName(DisplayName
);
597 len
= strlen(DisplayName
) + 64;
599 snprintf(str
, len
, "DISPLAY=%s", DisplayName
);
602 if (i_am_the_monitor
)
603 return MonitorLoop(argc
, argv
);
605 return real_main(argc
, argv
);
608 static int real_main(int argc
, char **argv
)
614 setlocale(LC_ALL
, "");
617 /* for telling WPrefs what's the name of the wmaker binary being ran */
618 setenv("WMAKER_BIN_NAME", argv
[0], 1);
621 Arguments
= wmalloc(sizeof(char *) * (ArgCount
+ 1));
622 for (i
= 0; i
< argc
; i
++) {
623 Arguments
[i
] = argv
[i
];
625 /* add the extra option to signal that we're just restarting wmaker */
626 Arguments
[argc
- 1] = "--for-real=";
627 Arguments
[argc
] = NULL
;
629 ProgName
= strrchr(argv
[0], '/');
636 for (i
= 1; i
< argc
; i
++) {
637 if (strcmp(argv
[i
], "-nocpp") == 0 || strcmp(argv
[i
], "--no-cpp") == 0) {
638 wwarning(_("option \"%s\" is deprecated, please remove it from your script"), argv
[i
]);
639 } else if (strcmp(argv
[i
], "--for-real") == 0) {
640 wPreferences
.flags
.restarting
= 0;
641 } else if (strcmp(argv
[i
], "--for-real=") == 0) {
642 wPreferences
.flags
.restarting
= 1;
643 } else if (strcmp(argv
[i
], "--for-real-") == 0) {
644 wPreferences
.flags
.restarting
= 2;
645 } else if (strcmp(argv
[i
], "-no-autolaunch") == 0
646 || strcmp(argv
[i
], "--no-autolaunch") == 0) {
647 wPreferences
.flags
.noautolaunch
= 1;
648 } else if (strcmp(argv
[i
], "-dont-restore") == 0 || strcmp(argv
[i
], "--dont-restore") == 0) {
649 wPreferences
.flags
.norestore
= 1;
650 } else if (strcmp(argv
[i
], "-nodock") == 0 || strcmp(argv
[i
], "--no-dock") == 0) {
651 wPreferences
.flags
.nodock
= 1;
652 wPreferences
.flags
.nodrawer
= 1;
653 } else if (strcmp(argv
[i
], "-noclip") == 0 || strcmp(argv
[i
], "--no-clip") == 0) {
654 wPreferences
.flags
.noclip
= 1;
655 } else if (strcmp(argv
[i
], "-nodrawer") == 0 || strcmp(argv
[i
], "--no-drawer") == 0) {
656 wPreferences
.flags
.nodrawer
= 1;
657 #ifdef USE_ICCCM_WMREPLACE
658 } else if (strcmp(argv
[i
], "-replace") == 0 || strcmp(argv
[i
], "--replace") == 0) {
659 wPreferences
.flags
.replace
= 1;
661 } else if (strcmp(argv
[i
], "-version") == 0 || strcmp(argv
[i
], "--version") == 0) {
662 printf("Window Maker %s\n", VERSION
);
664 } else if (strcmp(argv
[i
], "--global_defaults_path") == 0) {
665 printf("%s/%s\n", SYSCONFDIR
, GLOBAL_DEFAULTS_SUBDIR
);
667 } else if (strcmp(argv
[i
], "-locale") == 0 || strcmp(argv
[i
], "--locale") == 0) {
670 wwarning(_("too few arguments for %s"), argv
[i
- 1]);
673 w_global
.locale
= argv
[i
];
674 } else if (strcmp(argv
[i
], "-display") == 0 || strcmp(argv
[i
], "--display") == 0) {
677 wwarning(_("too few arguments for %s"), argv
[i
- 1]);
680 DisplayName
= argv
[i
];
681 } else if (strcmp(argv
[i
], "-visualid") == 0 || strcmp(argv
[i
], "--visual-id") == 0) {
684 wwarning(_("too few arguments for %s"), argv
[i
- 1]);
687 if (initWVisualID(argv
[i
]) != 0) {
688 wwarning(_("bad value for visualid: \"%s\""), argv
[i
]);
691 } else if (strcmp(argv
[i
], "-static") == 0 || strcmp(argv
[i
], "--static") == 0) {
692 wPreferences
.flags
.noupdates
= 1;
693 } else if (strcmp(argv
[i
], "--no-polling") == 0) {
695 wPreferences
.flags
.noupdates
= 1;
697 wmessage(_("your version of Window Maker was compiled with INotify support, so \"--no-polling\" has no effect"));
699 } else if (strcmp(argv
[i
], "--help") == 0) {
703 printf(_("%s: invalid argument '%s'\n"), argv
[0], argv
[i
]);
704 printf(_("Try '%s --help' for more information\n"), argv
[0]);
710 if (!wPreferences
.flags
.noupdates
) {
711 /* check existence of Defaults DB directory */
715 if (w_global
.locale
) {
716 setenv("LANG", w_global
.locale
, 1);
718 w_global
.locale
= getenv("LC_ALL");
719 if (!w_global
.locale
) {
720 w_global
.locale
= getenv("LANG");
724 setlocale(LC_ALL
, "");
726 if (!w_global
.locale
|| strcmp(w_global
.locale
, "C") == 0 || strcmp(w_global
.locale
, "POSIX") == 0)
727 w_global
.locale
= NULL
;
729 if (getenv("NLSPATH")) {
730 bindtextdomain("WindowMaker", getenv("NLSPATH"));
731 #if defined(MENU_TEXTDOMAIN)
732 bindtextdomain(MENU_TEXTDOMAIN
, getenv("NLSPATH"));
735 bindtextdomain("WindowMaker", LOCALEDIR
);
736 #if defined(MENU_TEXTDOMAIN)
737 bindtextdomain(MENU_TEXTDOMAIN
, LOCALEDIR
);
740 bind_textdomain_codeset("WindowMaker", "UTF-8");
741 #if defined(MENU_TEXTDOMAIN)
742 bind_textdomain_codeset(MENU_TEXTDOMAIN
, "UTF-8");
744 textdomain("WindowMaker");
746 if (!XSupportsLocale()) {
747 wwarning(_("X server does not support locale"));
750 if (XSetLocaleModifiers("") == NULL
) {
751 wwarning(_("cannot set locale modifiers"));
755 if (w_global
.locale
) {
758 w_global
.locale
= wstrdup(w_global
.locale
);
759 ptr
= strchr(w_global
.locale
, '.');
765 dpy
= XOpenDisplay(DisplayName
);
767 wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName
));
771 if (fcntl(ConnectionNumber(dpy
), F_SETFD
, FD_CLOEXEC
) < 0) {
772 werror("error setting close-on-exec flag for X connection");
777 if (getWVisualID(0) < 0) {
779 * If unspecified, use default visual instead of waiting
780 * for wrlib/context.c:bestContext() that may end up choosing
781 * the "fake" 24 bits added by the Composite extension.
782 * This is required to avoid all sort of corruptions when
783 * composite is enabled, and at a depth other than 24.
785 setWVisualID(0, (int)DefaultVisual(dpy
, DefaultScreen(dpy
))->visualid
);
788 /* check if the user specified a complete display name (with screen).
789 * If so, only manage the specified screen */
791 pos
= strchr(DisplayName
, ':');
795 if (pos
&& sscanf(pos
, ":%i.%i", &d
, &s
) == 2)
798 DisplayName
= XDisplayName(DisplayName
);
799 setenv("DISPLAY", DisplayName
, 1);
801 wXModifierInitialize();
804 if (w_global
.screen_count
== 1)
809 inotifyWatchConfig();