fix focus when starting up, especially when replacing another instance of openbox
[mikachu/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/xml.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 RrInstance   *ob_rr_inst;
84 RrImageCache *ob_rr_icons;
85 RrTheme      *ob_rr_theme;
86 ObtMainLoop  *ob_main_loop;
87 gint          ob_screen;
88 gboolean      ob_replace_wm = FALSE;
89 gboolean      ob_sm_use = TRUE;
90 gchar        *ob_sm_id = NULL;
91 gchar        *ob_sm_save_file = NULL;
92 gboolean      ob_sm_restore = TRUE;
93 gboolean      ob_debug_xinerama = FALSE;
94 const gchar  *ob_locale_msg = NULL;
95
96 static ObState   state;
97 static gboolean  xsync = FALSE;
98 static gboolean  reconfigure = FALSE;
99 static gboolean  restart = FALSE;
100 static gchar    *restart_path = NULL;
101 static Cursor    cursors[OB_NUM_CURSORS];
102 static gint      exitcode = 0;
103 static guint     remote_control = 0;
104 static gboolean  being_replaced = FALSE;
105 static gchar    *config_file = NULL;
106 static gchar    *startup_cmd = NULL;
107
108 static void signal_handler(gint signal, gpointer data);
109 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
110 static void parse_env();
111 static void parse_args(gint *argc, gchar **argv);
112 static Cursor load_cursor(const gchar *name, guint fontval);
113 static void run_startup_cmd(void);
114
115 gint main(gint argc, gchar **argv)
116 {
117     gchar *program_name;
118
119     ob_set_state(OB_STATE_STARTING);
120
121     ob_debug_startup();
122
123     /* initialize the locale */
124     if (!(ob_locale_msg = setlocale(LC_MESSAGES, "")))
125         g_message("Couldn't set messages locale category from environment.");
126     if (!setlocale(LC_ALL, ""))
127         g_message("Couldn't set locale from environment.");
128     bindtextdomain(PACKAGE_NAME, LOCALEDIR);
129     bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
130     textdomain(PACKAGE_NAME);
131
132     if (chdir(g_get_home_dir()) == -1)
133         g_message(_("Unable to change to home directory \"%s\": %s"),
134                   g_get_home_dir(), g_strerror(errno));
135
136     /* parse the command line args, which can change the argv[0] */
137     parse_args(&argc, argv);
138     /* parse the environment variables */
139     parse_env();
140
141     program_name = g_path_get_basename(argv[0]);
142     g_set_prgname(program_name);
143
144     if (!remote_control)
145         session_startup(argc, argv);
146
147     if (!obt_display_open(NULL))
148         ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
149
150     if (remote_control) {
151         /* Send client message telling the OB process to:
152          * remote_control = 1 -> reconfigure
153          * remote_control = 2 -> restart */
154         OBT_PROP_MSG(ob_screen, obt_root(ob_screen),
155                      OB_CONTROL, remote_control, 0, 0, 0, 0);
156         obt_display_close();
157         exit(EXIT_SUCCESS);
158     }
159
160     ob_main_loop = obt_main_loop_new();
161
162     /* set up signal handler */
163     obt_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL,NULL);
164     obt_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL,NULL);
165     obt_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL,NULL);
166     obt_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler,  NULL,NULL);
167     obt_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler,  NULL,NULL);
168     obt_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL,NULL);
169     obt_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL,NULL);
170     obt_main_loop_signal_add(ob_main_loop, SIGTTIN, signal_handler, NULL,NULL);
171     obt_main_loop_signal_add(ob_main_loop, SIGTTOU, signal_handler, NULL,NULL);
172
173     ob_screen = DefaultScreen(obt_display);
174
175     ob_rr_inst = RrInstanceNew(obt_display, ob_screen);
176     if (ob_rr_inst == NULL)
177         ob_exit_with_error(_("Failed to initialize the obrender library."));
178     /* Saving 3 resizes of an RrImage makes a lot of sense for icons, as there
179        are generally 3 icon sizes needed: the titlebar icon, the menu icon,
180        and the alt-tab icon
181     */
182     ob_rr_icons = RrImageCacheNew(3);
183
184     XSynchronize(obt_display, xsync);
185
186     /* check for locale support */
187     if (!XSupportsLocale())
188         g_message(_("X server does not support locale."));
189     if (!XSetLocaleModifiers(""))
190         g_message(_("Cannot set locale modifiers for the X server."));
191
192     /* set the DISPLAY environment variable for any lauched children, to the
193        display we're using, so they open in the right place. */
194     setenv("DISPLAY", DisplayString(obt_display), TRUE);
195
196     /* create available cursors */
197     cursors[OB_CURSOR_NONE] = None;
198     cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
199     cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
200     cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
201     cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
202     cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
203     cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
204                                                XC_top_right_corner);
205     cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
206     cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
207                                                XC_bottom_right_corner);
208     cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
209     cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
210                                                XC_bottom_left_corner);
211     cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
212     cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
213                                                XC_top_left_corner);
214
215     if (screen_annex()) { /* it will be ours! */
216
217         /* get a timestamp from after taking over as the WM.  if we use the
218            old timestamp to set focus it can fail when replacing another WM. */
219         event_reset_time();
220
221         do {
222             ObPrompt *xmlprompt = NULL;
223
224             if (reconfigure) obt_keyboard_reload();
225
226             {
227                 ObtXmlInst *i;
228
229                 /* startup the parsing so everything can register sections
230                    of the rc */
231                 i = obt_xml_instance_new();
232
233                 /* register all the available actions */
234                 actions_startup(reconfigure);
235                 /* start up config which sets up with the parser */
236                 config_startup(i);
237
238                 /* parse/load user options */
239                 if ((config_file &&
240                      obt_xml_load_file(i, config_file, "openbox_config")) ||
241                     obt_xml_load_config_file(i, "openbox", "rc.xml",
242                                              "openbox_config"))
243                 {
244                     obt_xml_tree_from_root(i);
245                     obt_xml_close(i);
246                 }
247                 else {
248                     g_message(_("Unable to find a valid config file, using some simple defaults"));
249                     config_file = NULL;
250                 }
251
252                 if (config_file) {
253                     gchar *p = g_filename_to_utf8(config_file, -1,
254                                                   NULL, NULL, NULL);
255                     if (p)
256                         OBT_PROP_SETS(obt_root(ob_screen), OB_CONFIG_FILE,
257                                       utf8, p);
258                     g_free(p);
259                 }
260                 else
261                     OBT_PROP_ERASE(obt_root(ob_screen), OB_CONFIG_FILE);
262
263                 /* we're done with parsing now, kill it */
264                 obt_xml_instance_unref(i);
265             }
266
267             /* load the theme specified in the rc file */
268             {
269                 RrTheme *theme;
270                 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
271                                         config_font_activewindow,
272                                         config_font_inactivewindow,
273                                         config_font_menutitle,
274                                         config_font_menuitem,
275                                         config_font_activeosd,
276                                         config_font_inactiveosd)))
277                 {
278                     RrThemeFree(ob_rr_theme);
279                     ob_rr_theme = theme;
280                 }
281                 if (ob_rr_theme == NULL)
282                     ob_exit_with_error(_("Unable to load a theme."));
283
284                 OBT_PROP_SETS(obt_root(ob_screen),
285                               OB_THEME, utf8, ob_rr_theme->name);
286             }
287
288             if (reconfigure) {
289                 GList *it;
290
291                 /* update all existing windows for the new theme */
292                 for (it = client_list; it; it = g_list_next(it)) {
293                     ObClient *c = it->data;
294                     frame_adjust_theme(c->frame);
295                 }
296             }
297             event_startup(reconfigure);
298             /* focus_backup is used for stacking, so this needs to come before
299                anything that calls stacking_add */
300             sn_startup(reconfigure);
301             window_startup(reconfigure);
302             focus_startup(reconfigure);
303             focus_cycle_startup(reconfigure);
304             focus_cycle_indicator_startup(reconfigure);
305             focus_cycle_popup_startup(reconfigure);
306             screen_startup(reconfigure);
307             grab_startup(reconfigure);
308             group_startup(reconfigure);
309             ping_startup(reconfigure);
310             client_startup(reconfigure);
311             dock_startup(reconfigure);
312             moveresize_startup(reconfigure);
313             keyboard_startup(reconfigure);
314             mouse_startup(reconfigure);
315             menu_frame_startup(reconfigure);
316             menu_startup(reconfigure);
317             prompt_startup(reconfigure);
318
319             if (!reconfigure) {
320                 guint32 xid;
321                 ObWindow *w;
322
323                 /* get all the existing windows */
324                 window_manage_all();
325
326                 /* focus what was focused if a wm was already running */
327                 if (OBT_PROP_GET32(obt_root(ob_screen),
328                                    NET_ACTIVE_WINDOW, WINDOW, &xid) &&
329                     (w = window_find(xid)) && WINDOW_IS_CLIENT(w))
330                 {
331                     client_focus(WINDOW_AS_CLIENT(w));
332                 }
333             } else {
334                 GList *it;
335
336                 /* redecorate all existing windows */
337                 for (it = client_list; it; it = g_list_next(it)) {
338                     ObClient *c = it->data;
339
340                     /* the new config can change the window's decorations */
341                     client_setup_decor_and_functions(c, FALSE);
342                     /* redraw the frames */
343                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
344                     /* the decor sizes may have changed, so the windows may
345                        end up in new positions */
346                     client_reconfigure(c, FALSE);
347                 }
348             }
349
350             reconfigure = FALSE;
351
352             ob_set_state(OB_STATE_RUNNING);
353
354             if (startup_cmd) run_startup_cmd();
355
356             /* look for parsing errors */
357             {
358                 xmlErrorPtr e = xmlGetLastError();
359                 if (e) {
360                     gchar *m;
361
362                     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);
363                     xmlprompt =
364                         prompt_show_message(m, _("Openbox Syntax Error"), _("Close"));
365                     g_free(m);
366                     xmlResetError(e);
367                 }
368             }
369
370             obt_main_loop_run(ob_main_loop);
371             ob_set_state(reconfigure ?
372                          OB_STATE_RECONFIGURING : OB_STATE_EXITING);
373
374             if (xmlprompt) {
375                 prompt_unref(xmlprompt);
376                 xmlprompt = NULL;
377             }
378
379             if (!reconfigure)
380                 window_unmanage_all();
381
382             prompt_shutdown(reconfigure);
383             menu_shutdown(reconfigure);
384             menu_frame_shutdown(reconfigure);
385             mouse_shutdown(reconfigure);
386             keyboard_shutdown(reconfigure);
387             moveresize_shutdown(reconfigure);
388             dock_shutdown(reconfigure);
389             client_shutdown(reconfigure);
390             ping_shutdown(reconfigure);
391             group_shutdown(reconfigure);
392             grab_shutdown(reconfigure);
393             screen_shutdown(reconfigure);
394             focus_cycle_popup_shutdown(reconfigure);
395             focus_cycle_indicator_shutdown(reconfigure);
396             focus_cycle_shutdown(reconfigure);
397             focus_shutdown(reconfigure);
398             window_shutdown(reconfigure);
399             sn_shutdown(reconfigure);
400             event_shutdown(reconfigure);
401             config_shutdown();
402             actions_shutdown(reconfigure);
403         } while (reconfigure);
404     }
405
406     XSync(obt_display, FALSE);
407
408     RrThemeFree(ob_rr_theme);
409     RrImageCacheUnref(ob_rr_icons);
410     RrInstanceFree(ob_rr_inst);
411
412     session_shutdown(being_replaced);
413
414     obt_display_close();
415
416     if (restart) {
417         ob_debug_shutdown();
418         if (restart_path != NULL) {
419             gint argcp;
420             gchar **argvp;
421             GError *err = NULL;
422
423             /* run other window manager */
424             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
425                 execvp(argvp[0], argvp);
426                 g_strfreev(argvp);
427             } else {
428                 g_message(
429                     _("Restart failed to execute new executable \"%s\": %s"),
430                     restart_path, err->message);
431                 g_error_free(err);
432             }
433         }
434
435         /* we remove the session arguments from argv, so put them back,
436            also don't restore the session on restart */
437         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
438             gchar **nargv;
439             gint i, l;
440
441             l = argc + 1 +
442                 (ob_sm_save_file != NULL ? 2 : 0) +
443                 (ob_sm_id != NULL ? 2 : 0);
444             nargv = g_new0(gchar*, l+1);
445             for (i = 0; i < argc; ++i)
446                 nargv[i] = argv[i];
447
448             if (ob_sm_save_file != NULL) {
449                 nargv[i++] = g_strdup("--sm-save-file");
450                 nargv[i++] = ob_sm_save_file;
451             }
452             if (ob_sm_id != NULL) {
453                 nargv[i++] = g_strdup("--sm-client-id");
454                 nargv[i++] = ob_sm_id;
455             }
456             nargv[i++] = g_strdup("--sm-no-load");
457             g_assert(i == l);
458             argv = nargv;
459         }
460
461         /* re-run me */
462         execvp(argv[0], argv); /* try how we were run */
463         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
464     }
465
466     /* free stuff passed in from the command line or environment */
467     g_free(ob_sm_save_file);
468     g_free(ob_sm_id);
469     g_free(program_name);
470
471     if (!restart)
472         ob_debug_shutdown();
473
474     return exitcode;
475 }
476
477 static void signal_handler(gint signal, gpointer data)
478 {
479     switch (signal) {
480     case SIGUSR1:
481         ob_debug("Caught signal %d. Restarting.", signal);
482         ob_restart();
483         break;
484     case SIGUSR2:
485         ob_debug("Caught signal %d. Reconfiguring.", signal);
486         ob_reconfigure();
487         break;
488     case SIGCHLD:
489         /* reap children */
490         while (waitpid(-1, NULL, WNOHANG) > 0);
491         break;
492     case SIGTTIN:
493     case SIGTTOU:
494         ob_debug("Caught signal %d. Ignoring.", signal);
495         break;
496     default:
497         ob_debug("Caught signal %d. Exiting.", signal);
498         /* TERM and INT return a 0 code */
499         ob_exit(!(signal == SIGTERM || signal == SIGINT));
500     }
501 }
502
503 static void print_version(void)
504 {
505     g_print("Openbox %s\n", PACKAGE_VERSION);
506     g_print(_("Copyright (c)"));
507     g_print(" 2008        Mikael Magnusson\n");
508     g_print(_("Copyright (c)"));
509     g_print(" 2003-2006   Dana Jansens\n\n");
510     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
511     g_print("This is free software, and you are welcome to redistribute it\n");
512     g_print("under certain conditions. See the file COPYING for details.\n\n");
513 }
514
515 static void print_help(void)
516 {
517     g_print(_("Syntax: openbox [options]\n"));
518     g_print(_("\nOptions:\n"));
519     g_print(_("  --help              Display this help and exit\n"));
520     g_print(_("  --version           Display the version and exit\n"));
521     g_print(_("  --replace           Replace the currently running window manager\n"));
522     /* TRANSLATORS: if you translate "FILE" here, make sure to keep the "Specify..."
523        aligned still, if you have to, make a new line with \n and 22 spaces. It's
524        fine to leave it as FILE though. */
525     g_print(_("  --config-file FILE  Specify the path to the config file to use\n"));
526     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
527     g_print(_("\nPassing messages to a running Openbox instance:\n"));
528     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
529     g_print(_("  --restart           Restart Openbox\n"));
530     g_print(_("  --exit              Exit Openbox\n"));
531     g_print(_("\nDebugging options:\n"));
532     g_print(_("  --sync              Run in synchronous mode\n"));
533     g_print(_("  --startup CMD       Run CMD after starting\n"));
534     g_print(_("  --debug             Display debugging output\n"));
535     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
536     g_print(_("  --debug-session     Display debugging output for session management\n"));
537     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
538     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
539 }
540
541 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
542 {
543     gint i;
544
545     for (i = index; i < *argc - num; ++i)
546         argv[i] = argv[i+num];
547     for (; i < *argc; ++i)
548         argv[i] = NULL;
549     *argc -= num;
550 }
551
552 static void run_startup_cmd(void)
553 {
554     gchar **argv = NULL;
555     GError *e = NULL;
556     gboolean ok;
557
558     if (!g_shell_parse_argv(startup_cmd, NULL, &argv, &e)) {
559         g_message("Error parsing startup command: %s",
560                   e->message);
561         g_error_free(e);
562         e = NULL;
563     }
564     ok = g_spawn_async(NULL, argv, NULL,
565                        G_SPAWN_SEARCH_PATH |
566                        G_SPAWN_DO_NOT_REAP_CHILD,
567                        NULL, NULL, NULL, &e);
568     if (!g_shell_parse_argv(startup_cmd, NULL, &argv, &e)) {
569         g_message("Error launching startup command: %s",
570                   e->message);
571         g_error_free(e);
572         e = NULL;
573     }
574 }
575
576 static void parse_env(void)
577 {
578     const gchar *id;
579
580     /* unset this so we don't pass it on unknowingly */
581     unsetenv("DESKTOP_STARTUP_ID");
582
583     /* this is how gnome-session passes in a session client id */
584     id = g_getenv("DESKTOP_AUTOSTART_ID");
585     if (id) {
586         unsetenv("DESKTOP_AUTOSTART_ID");
587         if (ob_sm_id) g_free(ob_sm_id);
588         ob_sm_id = g_strdup(id);
589         ob_debug_type(OB_DEBUG_SM,
590                       "DESKTOP_AUTOSTART_ID %s supercedes --sm-client-id\n",
591                       ob_sm_id);
592     }
593 }
594
595 static void parse_args(gint *argc, gchar **argv)
596 {
597     gint i;
598
599     for (i = 1; i < *argc; ++i) {
600         if (!strcmp(argv[i], "--version")) {
601             print_version();
602             exit(0);
603         }
604         else if (!strcmp(argv[i], "--help")) {
605             print_help();
606             exit(0);
607         }
608         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
609             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
610         }
611         else if (!strcmp(argv[i], "--replace")) {
612             ob_replace_wm = TRUE;
613             remove_args(argc, argv, i, 1);
614             --i; /* this arg was removed so go back */
615         }
616         else if (!strcmp(argv[i], "--sync")) {
617             xsync = TRUE;
618         }
619         else if (!strcmp(argv[i], "--startup")) {
620             if (i == *argc - 1) /* no args left */
621                 g_printerr(_("--startup requires an argument\n"));
622             else {
623                 /* this will be in the current locale encoding, which is
624                    what we want */
625                 startup_cmd = argv[i+1];
626                 remove_args(argc, argv, i, 2);
627                 --i; /* this arg was removed so go back */
628                 ob_debug("--startup %s", startup_cmd);
629             }
630         }
631         else if (!strcmp(argv[i], "--debug")) {
632             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
633             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
634         }
635         else if (!strcmp(argv[i], "--debug-focus")) {
636             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
637         }
638         else if (!strcmp(argv[i], "--debug-session")) {
639             ob_debug_enable(OB_DEBUG_SM, TRUE);
640         }
641         else if (!strcmp(argv[i], "--debug-xinerama")) {
642             ob_debug_xinerama = TRUE;
643         }
644         else if (!strcmp(argv[i], "--reconfigure")) {
645             remote_control = 1;
646         }
647         else if (!strcmp(argv[i], "--restart")) {
648             remote_control = 2;
649         }
650         else if (!strcmp(argv[i], "--exit")) {
651             remote_control = 3;
652         }
653         else if (!strcmp(argv[i], "--config-file")) {
654             if (i == *argc - 1) /* no args left */
655                 g_printerr(_("--config-file requires an argument\n"));
656             else {
657                 /* this will be in the current locale encoding, which is
658                    what we want */
659                 config_file = argv[i+1];
660                 ++i; /* skip the argument */
661                 ob_debug("--config-file %s", config_file);
662             }
663         }
664         else if (!strcmp(argv[i], "--sm-save-file")) {
665             if (i == *argc - 1) /* no args left */
666                 /* not translated cuz it's sekret */
667                 g_printerr("--sm-save-file requires an argument\n");
668             else {
669                 ob_sm_save_file = g_strdup(argv[i+1]);
670                 remove_args(argc, argv, i, 2);
671                 --i; /* this arg was removed so go back */
672                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
673                               ob_sm_save_file);
674             }
675         }
676         else if (!strcmp(argv[i], "--sm-client-id")) {
677             if (i == *argc - 1) /* no args left */
678                 /* not translated cuz it's sekret */
679                 g_printerr("--sm-client-id requires an argument\n");
680             else {
681                 ob_sm_id = g_strdup(argv[i+1]);
682                 remove_args(argc, argv, i, 2);
683                 --i; /* this arg was removed so go back */
684                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
685             }
686         }
687         else if (!strcmp(argv[i], "--sm-disable")) {
688             ob_sm_use = FALSE;
689         }
690         else if (!strcmp(argv[i], "--sm-no-load")) {
691             ob_sm_restore = FALSE;
692             remove_args(argc, argv, i, 1);
693             --i; /* this arg was removed so go back */
694         }
695         else {
696             /* this is a memleak.. oh well.. heh */
697             gchar *err = g_strdup_printf
698                 (_("Invalid command line argument \"%s\"\n"), argv[i]);
699             ob_exit_with_error(err);
700         }
701     }
702 }
703
704 static Cursor load_cursor(const gchar *name, guint fontval)
705 {
706     Cursor c = None;
707
708 #if USE_XCURSOR
709     c = XcursorLibraryLoadCursor(obt_display, name);
710 #endif
711     if (c == None)
712         c = XCreateFontCursor(obt_display, fontval);
713     return c;
714 }
715
716 void ob_exit_with_error(const gchar *msg)
717 {
718     g_message("%s", msg);
719     session_shutdown(TRUE);
720     exit(EXIT_FAILURE);
721 }
722
723 void ob_restart_other(const gchar *path)
724 {
725     restart_path = g_strdup(path);
726     ob_restart();
727 }
728
729 void ob_restart(void)
730 {
731     restart = TRUE;
732     ob_exit(0);
733 }
734
735 void ob_reconfigure(void)
736 {
737     reconfigure = TRUE;
738     ob_exit(0);
739 }
740
741 void ob_exit(gint code)
742 {
743     exitcode = code;
744     obt_main_loop_exit(ob_main_loop);
745 }
746
747 void ob_exit_replace(void)
748 {
749     exitcode = 0;
750     being_replaced = TRUE;
751     obt_main_loop_exit(ob_main_loop);
752 }
753
754 Cursor ob_cursor(ObCursor cursor)
755 {
756     g_assert(cursor < OB_NUM_CURSORS);
757     return cursors[cursor];
758 }
759
760 ObState ob_state(void)
761 {
762     return state;
763 }
764
765 void ob_set_state(ObState s)
766 {
767     state = s;
768 }