Set up work for making a 3.5 prerelease.
[dana/openbox.git] / openbox / openbox.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3    openbox.c for the Openbox window manager
4    Copyright (c) 2006        Mikael Magnusson
5    Copyright (c) 2003-2007   Dana Jansens
6
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16
17    See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "debug.h"
21 #include "openbox.h"
22 #include "session.h"
23 #include "dock.h"
24 #include "event.h"
25 #include "menu.h"
26 #include "client.h"
27 #include "screen.h"
28 #include "actions.h"
29 #include "startupnotify.h"
30 #include "focus.h"
31 #include "focus_cycle.h"
32 #include "focus_cycle_indicator.h"
33 #include "focus_cycle_popup.h"
34 #include "moveresize.h"
35 #include "frame.h"
36 #include "framerender.h"
37 #include "keyboard.h"
38 #include "mouse.h"
39 #include "menuframe.h"
40 #include "grab.h"
41 #include "group.h"
42 #include "config.h"
43 #include "ping.h"
44 #include "prompt.h"
45 #include "gettext.h"
46 #include "obrender/render.h"
47 #include "obrender/theme.h"
48 #include "obt/display.h"
49 #include "obt/prop.h"
50 #include "obt/keyboard.h"
51 #include "obt/parse.h"
52
53 #ifdef HAVE_FCNTL_H
54 #  include <fcntl.h>
55 #endif
56 #ifdef HAVE_SIGNAL_H
57 #  include <signal.h>
58 #endif
59 #ifdef HAVE_STDLIB_H
60 #  include <stdlib.h>
61 #endif
62 #ifdef HAVE_LOCALE_H
63 #  include <locale.h>
64 #endif
65 #ifdef HAVE_SYS_STAT_H
66 #  include <sys/stat.h>
67 #  include <sys/types.h>
68 #endif
69 #ifdef HAVE_SYS_WAIT_H
70 #  include <sys/types.h>
71 #  include <sys/wait.h>
72 #endif
73 #ifdef HAVE_UNISTD_H
74 #  include <unistd.h>
75 #endif
76 #include <errno.h>
77
78 #include <X11/cursorfont.h>
79 #if USE_XCURSOR
80 #include <X11/Xcursor/Xcursor.h>
81 #endif
82
83 #include <X11/Xlib.h>
84 #include <X11/keysym.h>
85
86 RrInstance   *ob_rr_inst;
87 RrImageCache *ob_rr_icons;
88 RrTheme      *ob_rr_theme;
89 ObtMainLoop  *ob_main_loop;
90 gint          ob_screen;
91 gboolean      ob_replace_wm = FALSE;
92 gboolean      ob_sm_use = TRUE;
93 gchar        *ob_sm_id = NULL;
94 gchar        *ob_sm_save_file = NULL;
95 gboolean      ob_sm_restore = TRUE;
96 gboolean      ob_debug_xinerama = FALSE;
97
98 static ObState   state;
99 static gboolean  xsync = FALSE;
100 static gboolean  reconfigure = FALSE;
101 static gboolean  restart = FALSE;
102 static gchar    *restart_path = NULL;
103 static Cursor    cursors[OB_NUM_CURSORS];
104 static KeyCode  *keys[OB_NUM_KEYS];
105 static gint      exitcode = 0;
106 static guint     remote_control = 0;
107 static gboolean  being_replaced = FALSE;
108 static gchar    *config_file = NULL;
109
110 static void signal_handler(gint signal, gpointer data);
111 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
112 static void parse_env();
113 static void parse_args(gint *argc, gchar **argv);
114 static Cursor load_cursor(const gchar *name, guint fontval);
115
116 gint main(gint argc, gchar **argv)
117 {
118     gchar *program_name;
119
120     ob_set_state(OB_STATE_STARTING);
121
122     ob_debug_startup();
123
124     /* initialize the locale */
125     if (!setlocale(LC_ALL, ""))
126         g_message("Couldn't set locale from environment.");
127     bindtextdomain(PACKAGE_NAME, LOCALEDIR);
128     bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
129     textdomain(PACKAGE_NAME);
130
131     if (chdir(g_get_home_dir()) == -1)
132         g_message(_("Unable to change to home directory \"%s\": %s"),
133                   g_get_home_dir(), g_strerror(errno));
134
135     /* parse the command line args, which can change the argv[0] */
136     parse_args(&argc, argv);
137     /* parse the environment variables */
138     parse_env();
139
140     program_name = g_path_get_basename(argv[0]);
141     g_set_prgname(program_name);
142
143     if (!remote_control)
144         session_startup(argc, argv);
145
146     if (!obt_display_open(NULL))
147         ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
148
149     if (remote_control) {
150         /* Send client message telling the OB process to:
151          * remote_control = 1 -> reconfigure
152          * remote_control = 2 -> restart */
153         OBT_PROP_MSG(ob_screen, obt_root(ob_screen),
154                      OB_CONTROL, remote_control, 0, 0, 0, 0);
155         obt_display_close();
156         exit(EXIT_SUCCESS);
157     }
158
159     ob_main_loop = obt_main_loop_new();
160
161     /* set up signal handler */
162     obt_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL,NULL);
163     obt_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL,NULL);
164     obt_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL,NULL);
165     obt_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler,  NULL,NULL);
166     obt_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler,  NULL,NULL);
167     obt_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL,NULL);
168     obt_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL,NULL);
169
170     ob_screen = DefaultScreen(obt_display);
171
172     ob_rr_inst = RrInstanceNew(obt_display, ob_screen);
173     if (ob_rr_inst == NULL)
174         ob_exit_with_error(_("Failed to initialize the obrender library."));
175     /* Saving 3 resizes of an RrImage makes a lot of sense for icons, as there
176        are generally 3 icon sizes needed: the titlebar icon, the menu icon,
177        and the alt-tab icon
178     */
179     ob_rr_icons = RrImageCacheNew(3);
180
181     XSynchronize(obt_display, xsync);
182
183     /* check for locale support */
184     if (!XSupportsLocale())
185         g_message(_("X server does not support locale."));
186     if (!XSetLocaleModifiers(""))
187         g_message(_("Cannot set locale modifiers for the X server."));
188
189     /* set the DISPLAY environment variable for any lauched children, to the
190        display we're using, so they open in the right place. */
191     setenv("DISPLAY", DisplayString(obt_display), TRUE);
192
193     /* create available cursors */
194     cursors[OB_CURSOR_NONE] = None;
195     cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
196     cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
197     cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
198     cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
199     cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
200     cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
201                                                XC_top_right_corner);
202     cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
203     cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
204                                                XC_bottom_right_corner);
205     cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
206     cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
207                                                XC_bottom_left_corner);
208     cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
209     cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
210                                                XC_top_left_corner);
211
212     if (screen_annex()) { /* it will be ours! */
213         do {
214             ObPrompt *xmlprompt = NULL;
215
216             if (reconfigure) obt_keyboard_reload();
217
218             /* get the keycodes for keys we use */
219             keys[OB_KEY_RETURN] = obt_keyboard_keysym_to_keycode(XK_Return);
220             keys[OB_KEY_ESCAPE] = obt_keyboard_keysym_to_keycode(XK_Escape);
221             keys[OB_KEY_LEFT] = obt_keyboard_keysym_to_keycode(XK_Left);
222             keys[OB_KEY_RIGHT] = obt_keyboard_keysym_to_keycode(XK_Right);
223             keys[OB_KEY_UP] = obt_keyboard_keysym_to_keycode(XK_Up);
224             keys[OB_KEY_DOWN] = obt_keyboard_keysym_to_keycode(XK_Down);
225             keys[OB_KEY_TAB] = obt_keyboard_keysym_to_keycode(XK_Tab);
226             keys[OB_KEY_SPACE] = obt_keyboard_keysym_to_keycode(XK_space);
227
228             {
229                 ObtParseInst *i;
230
231                 /* startup the parsing so everything can register sections
232                    of the rc */
233                 i = obt_parse_instance_new();
234
235                 /* register all the available actions */
236                 actions_startup(reconfigure);
237                 /* start up config which sets up with the parser */
238                 config_startup(i);
239
240                 /* parse/load user options */
241                 if ((config_file &&
242                      obt_parse_load_file(i, config_file, "openbox_config")) ||
243                     obt_parse_load_config_file(i, "openbox", "rc.xml",
244                                                "openbox_config"))
245                 {
246                     obt_parse_tree_from_root(i);
247                     obt_parse_close(i);
248                 }
249                 else {
250                     g_message(_("Unable to find a valid config file, using some simple defaults"));
251                     config_file = NULL;
252                 }
253
254                 if (config_file) {
255                     gchar *p = g_filename_to_utf8(config_file, -1,
256                                                   NULL, NULL, NULL);
257                     if (p)
258                         OBT_PROP_SETS(obt_root(ob_screen), OB_CONFIG_FILE,
259                                       utf8, p);
260                     g_free(p);
261                 }
262                 else
263                     OBT_PROP_ERASE(obt_root(ob_screen), OB_CONFIG_FILE);
264
265                 /* we're done with parsing now, kill it */
266                 obt_parse_instance_unref(i);
267             }
268
269             /* load the theme specified in the rc file */
270             {
271                 RrTheme *theme;
272                 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
273                                         config_font_activewindow,
274                                         config_font_inactivewindow,
275                                         config_font_menutitle,
276                                         config_font_menuitem,
277                                         config_font_activeosd,
278                                         config_font_inactiveosd)))
279                 {
280                     RrThemeFree(ob_rr_theme);
281                     ob_rr_theme = theme;
282                 }
283                 if (ob_rr_theme == NULL)
284                     ob_exit_with_error(_("Unable to load a theme."));
285
286                 OBT_PROP_SETS(obt_root(ob_screen),
287                               OB_THEME, utf8, ob_rr_theme->name);
288             }
289
290             if (reconfigure) {
291                 GList *it;
292
293                 /* update all existing windows for the new theme */
294                 for (it = client_list; it; it = g_list_next(it)) {
295                     ObClient *c = it->data;
296                     frame_adjust_theme(c->frame);
297                 }
298             }
299             event_startup(reconfigure);
300             /* focus_backup is used for stacking, so this needs to come before
301                anything that calls stacking_add */
302             sn_startup(reconfigure);
303             window_startup(reconfigure);
304             focus_startup(reconfigure);
305             focus_cycle_startup(reconfigure);
306             focus_cycle_indicator_startup(reconfigure);
307             focus_cycle_popup_startup(reconfigure);
308             screen_startup(reconfigure);
309             grab_startup(reconfigure);
310             group_startup(reconfigure);
311             ping_startup(reconfigure);
312             client_startup(reconfigure);
313             dock_startup(reconfigure);
314             moveresize_startup(reconfigure);
315             keyboard_startup(reconfigure);
316             mouse_startup(reconfigure);
317             menu_frame_startup(reconfigure);
318             menu_startup(reconfigure);
319             prompt_startup(reconfigure);
320
321             if (!reconfigure) {
322                 guint32 xid;
323                 ObWindow *w;
324
325                 /* get all the existing windows */
326                 window_manage_all();
327                 focus_nothing();
328
329                 /* focus what was focused if a wm was already running */
330                 if (OBT_PROP_GET32(obt_root(ob_screen),
331                                    NET_ACTIVE_WINDOW, WINDOW, &xid) &&
332                     (w = window_find(xid)) && WINDOW_IS_CLIENT(w))
333                 {
334                     client_focus(WINDOW_AS_CLIENT(w));
335                 }
336             } else {
337                 GList *it;
338
339                 /* redecorate all existing windows */
340                 for (it = client_list; it; it = g_list_next(it)) {
341                     ObClient *c = it->data;
342
343                     /* the new config can change the window's decorations */
344                     client_setup_decor_and_functions(c, FALSE);
345                     /* redraw the frames */
346                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
347                     /* the decor sizes may have changed, so the windows may
348                        end up in new positions */
349                     client_reconfigure(c, FALSE);
350                 }
351             }
352
353             reconfigure = FALSE;
354
355             ob_set_state(OB_STATE_RUNNING);
356
357             /* look for parsing errors */
358             {
359                 xmlErrorPtr e = xmlGetLastError();
360                 if (e) {
361                     gchar *m;
362
363                     m = g_strdup_printf(_("One or more XML syntax errors were found while parsing the Openbox configuration files.  See stdout for more information.  The last error seen was in file \"%s\" line %d, with message: %s"), e->file, e->line, e->message);
364                     xmlprompt =
365                         prompt_show_message(m, _("Openbox Syntax Error"), _("Close"));
366                     g_free(m);
367                     xmlResetError(e);
368                 }
369             }
370
371             obt_main_loop_run(ob_main_loop);
372             ob_set_state(reconfigure ?
373                          OB_STATE_RECONFIGURING : OB_STATE_EXITING);
374
375             if (xmlprompt) {
376                 prompt_unref(xmlprompt);
377                 xmlprompt = NULL;
378             }
379
380             if (!reconfigure)
381                 window_unmanage_all();
382
383             prompt_shutdown(reconfigure);
384             menu_shutdown(reconfigure);
385             menu_frame_shutdown(reconfigure);
386             mouse_shutdown(reconfigure);
387             keyboard_shutdown(reconfigure);
388             moveresize_shutdown(reconfigure);
389             dock_shutdown(reconfigure);
390             client_shutdown(reconfigure);
391             ping_shutdown(reconfigure);
392             group_shutdown(reconfigure);
393             grab_shutdown(reconfigure);
394             screen_shutdown(reconfigure);
395             focus_cycle_popup_shutdown(reconfigure);
396             focus_cycle_indicator_shutdown(reconfigure);
397             focus_cycle_shutdown(reconfigure);
398             focus_shutdown(reconfigure);
399             window_shutdown(reconfigure);
400             sn_shutdown(reconfigure);
401             event_shutdown(reconfigure);
402             config_shutdown();
403             actions_shutdown(reconfigure);
404
405             /* Free the key codes for built in keys */
406             g_free(keys[OB_KEY_RETURN]);
407             g_free(keys[OB_KEY_ESCAPE]);
408             g_free(keys[OB_KEY_LEFT]);
409             g_free(keys[OB_KEY_RIGHT]);
410             g_free(keys[OB_KEY_UP]);
411             g_free(keys[OB_KEY_DOWN]);
412             g_free(keys[OB_KEY_TAB]);
413             g_free(keys[OB_KEY_SPACE]);
414         } while (reconfigure);
415     }
416
417     XSync(obt_display, FALSE);
418
419     RrThemeFree(ob_rr_theme);
420     RrImageCacheUnref(ob_rr_icons);
421     RrInstanceFree(ob_rr_inst);
422
423     session_shutdown(being_replaced);
424
425     obt_display_close();
426
427     if (restart) {
428         ob_debug_shutdown();
429         if (restart_path != NULL) {
430             gint argcp;
431             gchar **argvp;
432             GError *err = NULL;
433
434             /* run other window manager */
435             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
436                 execvp(argvp[0], argvp);
437                 g_strfreev(argvp);
438             } else {
439                 g_message(
440                     _("Restart failed to execute new executable \"%s\": %s"),
441                     restart_path, err->message);
442                 g_error_free(err);
443             }
444         }
445
446         /* we remove the session arguments from argv, so put them back,
447            also don't restore the session on restart */
448         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
449             gchar **nargv;
450             gint i, l;
451
452             l = argc + 1 +
453                 (ob_sm_save_file != NULL ? 2 : 0) +
454                 (ob_sm_id != NULL ? 2 : 0);
455             nargv = g_new0(gchar*, l+1);
456             for (i = 0; i < argc; ++i)
457                 nargv[i] = argv[i];
458
459             if (ob_sm_save_file != NULL) {
460                 nargv[i++] = g_strdup("--sm-save-file");
461                 nargv[i++] = ob_sm_save_file;
462             }
463             if (ob_sm_id != NULL) {
464                 nargv[i++] = g_strdup("--sm-client-id");
465                 nargv[i++] = ob_sm_id;
466             }
467             nargv[i++] = g_strdup("--sm-no-load");
468             g_assert(i == l);
469             argv = nargv;
470         }
471
472         /* re-run me */
473         execvp(argv[0], argv); /* try how we were run */
474         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
475     }
476
477     /* free stuff passed in from the command line or environment */
478     g_free(ob_sm_save_file);
479     g_free(ob_sm_id);
480     g_free(program_name);
481
482     if (!restart)
483         ob_debug_shutdown();
484
485     return exitcode;
486 }
487
488 static void signal_handler(gint signal, gpointer data)
489 {
490     switch (signal) {
491     case SIGUSR1:
492         ob_debug("Caught signal %d. Restarting.", signal);
493         ob_restart();
494         break;
495     case SIGUSR2:
496         ob_debug("Caught signal %d. Reconfiguring.", signal);
497         ob_reconfigure();
498         break;
499     case SIGCHLD:
500         /* reap children */
501         while (waitpid(-1, NULL, WNOHANG) > 0);
502         break;
503     default:
504         ob_debug("Caught signal %d. Exiting.", signal);
505         /* TERM and INT return a 0 code */
506         ob_exit(!(signal == SIGTERM || signal == SIGINT));
507     }
508 }
509
510 static void print_version(void)
511 {
512     g_print("Openbox %s\n", PACKAGE_VERSION);
513     g_print(_("Copyright (c)"));
514     g_print(" 2008        Mikael Magnusson\n");
515     g_print(_("Copyright (c)"));
516     g_print(" 2003-2006   Dana Jansens\n\n");
517     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
518     g_print("This is free software, and you are welcome to redistribute it\n");
519     g_print("under certain conditions. See the file COPYING for details.\n\n");
520 }
521
522 static void print_help(void)
523 {
524     g_print(_("Syntax: openbox [options]\n"));
525     g_print(_("\nOptions:\n"));
526     g_print(_("  --help              Display this help and exit\n"));
527     g_print(_("  --version           Display the version and exit\n"));
528     g_print(_("  --replace           Replace the currently running window manager\n"));
529     /* TRANSLATORS: if you translate "FILE" here, make sure to keep the "Specify..."
530        aligned still, if you have to, make a new line with \n and 22 spaces. It's
531        fine to leave it as FILE though. */
532     g_print(_("  --config-file FILE  Specify the path to the config file to use\n"));
533     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
534     g_print(_("\nPassing messages to a running Openbox instance:\n"));
535     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
536     g_print(_("  --restart           Restart Openbox\n"));
537     g_print(_("  --exit              Exit Openbox\n"));
538     g_print(_("\nDebugging options:\n"));
539     g_print(_("  --sync              Run in synchronous mode\n"));
540     g_print(_("  --debug             Display debugging output\n"));
541     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
542     g_print(_("  --debug-session     Display debugging output for session management\n"));
543     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
544     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
545 }
546
547 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
548 {
549     gint i;
550
551     for (i = index; i < *argc - num; ++i)
552         argv[i] = argv[i+num];
553     for (; i < *argc; ++i)
554         argv[i] = NULL;
555     *argc -= num;
556 }
557
558 static void parse_env(void)
559 {
560     const gchar *id;
561
562     /* unset this so we don't pass it on unknowingly */
563     unsetenv("DESKTOP_STARTUP_ID");
564
565     /* this is how gnome-session passes in a session client id */
566     id = g_getenv("DESKTOP_AUTOSTART_ID");
567     if (id) {
568         unsetenv("DESKTOP_AUTOSTART_ID");
569         if (ob_sm_id) g_free(ob_sm_id);
570         ob_sm_id = g_strdup(id);
571         ob_debug_type(OB_DEBUG_SM,
572                       "DESKTOP_AUTOSTART_ID %s supercedes --sm-client-id\n",
573                       ob_sm_id);
574     }
575 }
576
577 static void parse_args(gint *argc, gchar **argv)
578 {
579     gint i;
580
581     for (i = 1; i < *argc; ++i) {
582         if (!strcmp(argv[i], "--version")) {
583             print_version();
584             exit(0);
585         }
586         else if (!strcmp(argv[i], "--help")) {
587             print_help();
588             exit(0);
589         }
590         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
591             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
592         }
593         else if (!strcmp(argv[i], "--replace")) {
594             ob_replace_wm = TRUE;
595             remove_args(argc, argv, i, 1);
596             --i; /* this arg was removed so go back */
597         }
598         else if (!strcmp(argv[i], "--sync")) {
599             xsync = TRUE;
600         }
601         else if (!strcmp(argv[i], "--debug")) {
602             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
603             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
604         }
605         else if (!strcmp(argv[i], "--debug-focus")) {
606             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
607         }
608         else if (!strcmp(argv[i], "--debug-session")) {
609             ob_debug_enable(OB_DEBUG_SM, TRUE);
610         }
611         else if (!strcmp(argv[i], "--debug-xinerama")) {
612             ob_debug_xinerama = TRUE;
613         }
614         else if (!strcmp(argv[i], "--reconfigure")) {
615             remote_control = 1;
616         }
617         else if (!strcmp(argv[i], "--restart")) {
618             remote_control = 2;
619         }
620         else if (!strcmp(argv[i], "--exit")) {
621             remote_control = 3;
622         }
623         else if (!strcmp(argv[i], "--config-file")) {
624             if (i == *argc - 1) /* no args left */
625                 g_printerr(_("--config-file requires an argument\n"));
626             else {
627                 /* this will be in the current locale encoding, which is
628                    what we want */
629                 config_file = argv[i+1];
630                 ++i; /* skip the argument */
631                 ob_debug("--config-file %s", config_file);
632             }
633         }
634         else if (!strcmp(argv[i], "--sm-save-file")) {
635             if (i == *argc - 1) /* no args left */
636                 /* not translated cuz it's sekret */
637                 g_printerr("--sm-save-file requires an argument\n");
638             else {
639                 ob_sm_save_file = g_strdup(argv[i+1]);
640                 remove_args(argc, argv, i, 2);
641                 --i; /* this arg was removed so go back */
642                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
643                               ob_sm_save_file);
644             }
645         }
646         else if (!strcmp(argv[i], "--sm-client-id")) {
647             if (i == *argc - 1) /* no args left */
648                 /* not translated cuz it's sekret */
649                 g_printerr("--sm-client-id requires an argument\n");
650             else {
651                 ob_sm_id = g_strdup(argv[i+1]);
652                 remove_args(argc, argv, i, 2);
653                 --i; /* this arg was removed so go back */
654                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
655             }
656         }
657         else if (!strcmp(argv[i], "--sm-disable")) {
658             ob_sm_use = FALSE;
659         }
660         else if (!strcmp(argv[i], "--sm-no-load")) {
661             ob_sm_restore = FALSE;
662             remove_args(argc, argv, i, 1);
663             --i; /* this arg was removed so go back */
664         }
665         else {
666             /* this is a memleak.. oh well.. heh */
667             gchar *err = g_strdup_printf
668                 (_("Invalid command line argument \"%s\"\n"), argv[i]);
669             ob_exit_with_error(err);
670         }
671     }
672 }
673
674 static Cursor load_cursor(const gchar *name, guint fontval)
675 {
676     Cursor c = None;
677
678 #if USE_XCURSOR
679     c = XcursorLibraryLoadCursor(obt_display, name);
680 #endif
681     if (c == None)
682         c = XCreateFontCursor(obt_display, fontval);
683     return c;
684 }
685
686 void ob_exit_with_error(const gchar *msg)
687 {
688     g_message("%s", msg);
689     session_shutdown(TRUE);
690     exit(EXIT_FAILURE);
691 }
692
693 void ob_restart_other(const gchar *path)
694 {
695     restart_path = g_strdup(path);
696     ob_restart();
697 }
698
699 void ob_restart(void)
700 {
701     restart = TRUE;
702     ob_exit(0);
703 }
704
705 void ob_reconfigure(void)
706 {
707     reconfigure = TRUE;
708     ob_exit(0);
709 }
710
711 void ob_exit(gint code)
712 {
713     exitcode = code;
714     obt_main_loop_exit(ob_main_loop);
715 }
716
717 void ob_exit_replace(void)
718 {
719     exitcode = 0;
720     being_replaced = TRUE;
721     obt_main_loop_exit(ob_main_loop);
722 }
723
724 Cursor ob_cursor(ObCursor cursor)
725 {
726     g_assert(cursor < OB_NUM_CURSORS);
727     return cursors[cursor];
728 }
729
730 gboolean ob_keycode_match(KeyCode code, ObKey key)
731 {
732     KeyCode *k;
733     
734     g_assert(key < OB_NUM_KEYS);
735     for (k = keys[key]; *k; ++k)
736         if (*k == code) return TRUE;
737     return FALSE;
738 }
739
740 ObState ob_state(void)
741 {
742     return state;
743 }
744
745 void ob_set_state(ObState s)
746 {
747     state = s;
748 }