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