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