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 "modkeys.h"
  25 #include "event.h"
  26 #include "menu.h"
  27 #include "client.h"
  28 #include "xerror.h"
  29 #include "prop.h"
  30 #include "screen.h"
  31 #include "actions.h"
  32 #include "startupnotify.h"
  33 #include "focus.h"
  34 #include "focus_cycle.h"
  35 #include "focus_cycle_indicator.h"
  36 #include "focus_cycle_popup.h"
  37 #include "moveresize.h"
  38 #include "frame.h"
  39 #include "framerender.h"
  40 #include "keyboard.h"
  41 #include "mouse.h"
  42 #include "extensions.h"
  43 #include "menuframe.h"
  44 #include "grab.h"
  45 #include "group.h"
  46 #include "config.h"
  47 #include "ping.h"
  48 #include "mainloop.h"
  49 #include "gettext.h"
  50 #include "parser/parse.h"
  51 #include "render/render.h"
  52 #include "render/theme.h"
  53
  54 #ifdef HAVE_FCNTL_H
  55 #  include <fcntl.h>
  56 #endif
  57 #ifdef HAVE_SIGNAL_H
  58 #  include <signal.h>
  59 #endif
  60 #ifdef HAVE_STDLIB_H
  61 #  include <stdlib.h>
  62 #endif
  63 #ifdef HAVE_LOCALE_H
  64 #  include <locale.h>
  65 #endif
  66 #ifdef HAVE_SYS_STAT_H
  67 #  include <sys/stat.h>
  68 #  include <sys/types.h>
  69 #endif
  70 #ifdef HAVE_SYS_WAIT_H
  71 #  include <sys/types.h>
  72 #  include <sys/wait.h>
  73 #endif
  74 #ifdef HAVE_UNISTD_H
  75 #  include <unistd.h>
  76 #endif
  77 #include <errno.h>
  78
  79 #include <X11/cursorfont.h>
  80 #if USE_XCURSOR
  81 #include <X11/Xcursor/Xcursor.h>
  82 #endif
  83
  84 #include <X11/Xlib.h>
  85 #include <X11/keysym.h>
  86
  87
  88 RrInstance *ob_rr_inst;
  89 RrTheme    *ob_rr_theme;
  90 ObMainLoop *ob_main_loop;
  91 Display    *ob_display;
  92 gint        ob_screen;
  93 gboolean    ob_replace_wm = FALSE;
  94 gboolean    ob_sm_use = TRUE;
  95 gchar      *ob_sm_id = NULL;
  96 gchar      *ob_sm_save_file = NULL;
  97 gboolean    ob_sm_restore = TRUE;
  98 gboolean    ob_debug_xinerama = FALSE;
  99
 100 static ObState   state;
 101 static gboolean  xsync = FALSE;
 102 static gboolean  reconfigure = FALSE;
 103 static gboolean  restart = FALSE;
 104 static gchar    *restart_path = NULL;
 105 static Cursor    cursors[OB_NUM_CURSORS];
 106 static KeyCode   keys[OB_NUM_KEYS];
 107 static gint      exitcode = 0;
 108 static guint     remote_control = 0;
 109 static gboolean  being_replaced = FALSE;
 110 static gchar    *config_file = NULL;
 111
 112 static void signal_handler(gint signal, gpointer data);
 113 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
 114 static void parse_env();
 115 static void parse_args(gint *argc, gchar **argv);
 116 static Cursor load_cursor(const gchar *name, guint fontval);
 117
 118 gint main(gint argc, gchar **argv)
 119 {
 120     gchar *program_name;
 121
 122     state = OB_STATE_STARTING;
 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         parse_paths_startup();
 145
 146         session_startup(argc, argv);
 147     }
 148
 149
 150     ob_display = XOpenDisplay(NULL);
 151     if (ob_display == NULL)
 152         ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
 153     if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
 154         ob_exit_with_error("Failed to set display as close-on-exec");
 155
 156     if (remote_control) {
 157         prop_startup();
 158
 159         /* Send client message telling the OB process to:
 160          * remote_control = 1 -> reconfigure
 161          * remote_control = 2 -> restart */
 162         PROP_MSG(RootWindow(ob_display, ob_screen),
 163                  ob_control, remote_control, 0, 0, 0);
 164         XCloseDisplay(ob_display);
 165         exit(EXIT_SUCCESS);
 166     }
 167
 168     ob_main_loop = ob_main_loop_new(ob_display);
 169
 170     /* set up signal handler */
 171     ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
 172     ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
 173     ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
 174     ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
 175     ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
 176     ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
 177     ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
 178
 179     ob_screen = DefaultScreen(ob_display);
 180
 181     ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
 182     if (ob_rr_inst == NULL)
 183         ob_exit_with_error(_("Failed to initialize the obrender library."));
 184
 185     XSynchronize(ob_display, xsync);
 186
 187     /* check for locale support */
 188     if (!XSupportsLocale())
 189         g_message(_("X server does not support locale."));
 190     if (!XSetLocaleModifiers(""))
 191         g_message(_("Cannot set locale modifiers for the X server."));
 192
 193     /* set our error handler */
 194     XSetErrorHandler(xerror_handler);
 195
 196     /* set the DISPLAY environment variable for any lauched children, to the
 197        display we're using, so they open in the right place. */
 198     setenv("DISPLAY", DisplayString(ob_display), TRUE);
 199
 200     /* create available cursors */
 201     cursors[OB_CURSOR_NONE] = None;
 202     cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
 203     cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
 204     cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
 205     cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
 206     cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
 207     cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
 208                                                XC_top_right_corner);
 209     cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
 210     cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
 211                                                XC_bottom_right_corner);
 212     cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
 213     cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
 214                                                XC_bottom_left_corner);
 215     cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
 216     cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
 217                                                XC_top_left_corner);
 218
 219
 220     prop_startup(); /* get atoms values for the display */
 221     extensions_query_all(); /* find which extensions are present */
 222
 223     if (screen_annex()) { /* it will be ours! */
 224         do {
 225             modkeys_startup(reconfigure);
 226
 227             /* get the keycodes for keys we use */
 228             keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
 229             keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
 230             keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
 231             keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
 232             keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
 233             keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
 234
 235             {
 236                 ObParseInst *i;
 237                 xmlDocPtr doc;
 238                 xmlNodePtr node;
 239
 240                 /* startup the parsing so everything can register sections
 241                    of the rc */
 242                 i = parse_startup();
 243
 244                 /* register all the available actions */
 245                 actions_startup(reconfigure);
 246                 /* start up config which sets up with the parser */
 247                 config_startup(i);
 248
 249                 /* parse/load user options */
 250                 if (parse_load_rc(config_file, &doc, &node)) {
 251                     parse_tree(i, doc, node->xmlChildrenNode);
 252                     parse_close(doc);
 253                 }
 254                 else {
 255                     g_message(_("Unable to find a valid config file, using some simple defaults"));
 256                     config_file = NULL;
 257                 }
 258
 259                 if (config_file) {
 260                     gchar *p = g_filename_to_utf8(config_file, -1,
 261                                                   NULL, NULL, NULL);
 262                     if (p)
 263                         PROP_SETS(RootWindow(ob_display, ob_screen),
 264                                   ob_config_file, p);
 265                     g_free(p);
 266                 }
 267                 else
 268                     PROP_ERASE(RootWindow(ob_display, ob_screen),
 269                                ob_config_file);
 270
 271                 /* we're done with parsing now, kill it */
 272                 parse_shutdown(i);
 273             }
 274
 275             /* load the theme specified in the rc file */
 276             {
 277                 RrTheme *theme;
 278                 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
 279                                         config_font_activewindow,
 280                                         config_font_inactivewindow,
 281                                         config_font_menutitle,
 282                                         config_font_menuitem,
 283                                         config_font_osd)))
 284                 {
 285                     RrThemeFree(ob_rr_theme);
 286                     ob_rr_theme = theme;
 287                 }
 288                 if (ob_rr_theme == NULL)
 289                     ob_exit_with_error(_("Unable to load a theme."));
 290
 291                 PROP_SETS(RootWindow(ob_display, ob_screen),
 292                           ob_theme, ob_rr_theme->name);
 293             }
 294
 295             if (reconfigure) {
 296                 GList *it;
 297
 298                 /* update all existing windows for the new theme */
 299                 for (it = client_list; it; it = g_list_next(it)) {
 300                     ObClient *c = it->data;
 301                     frame_adjust_theme(c->frame);
 302                 }
 303             }
 304             event_startup(reconfigure);
 305             /* focus_backup is used for stacking, so this needs to come before
 306                anything that calls stacking_add */
 307             sn_startup(reconfigure);
 308             window_startup(reconfigure);
 309             focus_startup(reconfigure);
 310             focus_cycle_startup(reconfigure);
 311             focus_cycle_indicator_startup(reconfigure);
 312             focus_cycle_popup_startup(reconfigure);
 313             screen_startup(reconfigure);
 314             grab_startup(reconfigure);
 315             group_startup(reconfigure);
 316             ping_startup(reconfigure);
 317             client_startup(reconfigure);
 318             dock_startup(reconfigure);
 319             moveresize_startup(reconfigure);
 320             keyboard_startup(reconfigure);
 321             mouse_startup(reconfigure);
 322             menu_frame_startup(reconfigure);
 323             menu_startup(reconfigure);
 324
 325             if (!reconfigure) {
 326                 guint32 xid;
 327                 ObWindow *w;
 328
 329                 /* get all the existing windows */
 330                 client_manage_all();
 331                 focus_nothing();
 332
 333                 /* focus what was focused if a wm was already running */
 334                 if (PROP_GET32(RootWindow(ob_display, ob_screen),
 335                                net_active_window, window, &xid) &&
 336                     (w = g_hash_table_lookup(window_map, &xid)) &&
 337                     WINDOW_IS_CLIENT(w))
 338                 {
 339                     client_focus(WINDOW_AS_CLIENT(w));
 340                 }
 341             } else {
 342                 GList *it;
 343
 344                 /* redecorate all existing windows */
 345                 for (it = client_list; it; it = g_list_next(it)) {
 346                     ObClient *c = it->data;
 347
 348                     /* the new config can change the window's decorations */
 349                     client_setup_decor_and_functions(c, FALSE);
 350                     /* redraw the frames */
 351                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
 352                     /* the decor sizes may have changed, so the windows may
 353                        end up in new positions */
 354                     client_reconfigure(c, FALSE);
 355                 }
 356             }
 357
 358             reconfigure = FALSE;
 359
 360             state = OB_STATE_RUNNING;
 361             ob_main_loop_run(ob_main_loop);
 362             state = OB_STATE_EXITING;
 363
 364             if (!reconfigure) {
 365                 dock_remove_all();
 366                 client_unmanage_all();
 367             }
 368
 369             menu_shutdown(reconfigure);
 370             menu_frame_shutdown(reconfigure);
 371             mouse_shutdown(reconfigure);
 372             keyboard_shutdown(reconfigure);
 373             moveresize_shutdown(reconfigure);
 374             dock_shutdown(reconfigure);
 375             client_shutdown(reconfigure);
 376             ping_shutdown(reconfigure);
 377             group_shutdown(reconfigure);
 378             grab_shutdown(reconfigure);
 379             screen_shutdown(reconfigure);
 380             focus_cycle_popup_shutdown(reconfigure);
 381             focus_cycle_indicator_shutdown(reconfigure);
 382             focus_cycle_shutdown(reconfigure);
 383             focus_shutdown(reconfigure);
 384             window_shutdown(reconfigure);
 385             sn_shutdown(reconfigure);
 386             event_shutdown(reconfigure);
 387             config_shutdown();
 388             actions_shutdown(reconfigure);
 389             modkeys_shutdown(reconfigure);
 390         } while (reconfigure);
 391     }
 392
 393     XSync(ob_display, FALSE);
 394
 395     RrThemeFree(ob_rr_theme);
 396     RrInstanceFree(ob_rr_inst);
 397
 398     session_shutdown(being_replaced);
 399
 400     XCloseDisplay(ob_display);
 401
 402     parse_paths_shutdown();
 403
 404     if (restart) {
 405         if (restart_path != NULL) {
 406             gint argcp;
 407             gchar **argvp;
 408             GError *err = NULL;
 409
 410             /* run other window manager */
 411             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
 412                 execvp(argvp[0], argvp);
 413                 g_strfreev(argvp);
 414             } else {
 415                 g_message(
 416                     _("Restart failed to execute new executable '%s': %s"),
 417                     restart_path, err->message);
 418                 g_error_free(err);
 419             }
 420         }
 421
 422         /* we remove the session arguments from argv, so put them back,
 423            also don't restore the session on restart */
 424         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
 425             gchar **nargv;
 426             gint i, l;
 427
 428             l = argc + 1 +
 429                 (ob_sm_save_file != NULL ? 2 : 0) +
 430                 (ob_sm_id != NULL ? 2 : 0);
 431             nargv = g_new0(gchar*, l+1);
 432             for (i = 0; i < argc; ++i)
 433                 nargv[i] = argv[i];
 434
 435             if (ob_sm_save_file != NULL) {
 436                 nargv[i++] = g_strdup("--sm-save-file");
 437                 nargv[i++] = ob_sm_save_file;
 438             }
 439             if (ob_sm_id != NULL) {
 440                 nargv[i++] = g_strdup("--sm-client-id");
 441                 nargv[i++] = ob_sm_id;
 442             }
 443             nargv[i++] = g_strdup("--sm-no-load");
 444             g_assert(i == l);
 445             argv = nargv;
 446         }
 447
 448         /* re-run me */
 449         execvp(argv[0], argv); /* try how we were run */
 450         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
 451     }
 452
 453     /* free stuff passed in from the command line or environment */
 454     g_free(ob_sm_save_file);
 455     g_free(ob_sm_id);
 456     g_free(program_name);
 457
 458     return exitcode;
 459 }
 460
 461 static void signal_handler(gint signal, gpointer data)
 462 {
 463     switch (signal) {
 464     case SIGUSR1:
 465         ob_debug("Caught signal %d. Restarting.\n", signal);
 466         ob_restart();
 467         break;
 468     case SIGUSR2:
 469         ob_debug("Caught signal %d. Reconfiguring.\n", signal);
 470         ob_reconfigure();
 471         break;
 472     case SIGCHLD:
 473         /* reap children */
 474         while (waitpid(-1, NULL, WNOHANG) > 0);
 475         break;
 476     default:
 477         ob_debug("Caught signal %d. Exiting.\n", signal);
 478         /* TERM and INT return a 0 code */
 479         ob_exit(!(signal == SIGTERM || signal == SIGINT));
 480     }
 481 }
 482
 483 static void print_version()
 484 {
 485     g_print("Openbox %s\n", PACKAGE_VERSION);
 486     g_print(_("Copyright (c)"));
 487     g_print(" 2008        Mikael Magnusson\n");
 488     g_print(_("Copyright (c)"));
 489     g_print(" 2003-2006   Dana Jansens\n\n");
 490     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
 491     g_print("This is free software, and you are welcome to redistribute it\n");
 492     g_print("under certain conditions. See the file COPYING for details.\n\n");
 493 }
 494
 495 static void print_help()
 496 {
 497     g_print(_("Syntax: openbox [options]\n"));
 498     g_print(_("\nOptions:\n"));
 499     g_print(_("  --help              Display this help and exit\n"));
 500     g_print(_("  --version           Display the version and exit\n"));
 501     g_print(_("  --replace           Replace the currently running window manager\n"));
 502     g_print(_("  --config-file FILE  Specify the path to the config file to use\n"));
 503     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
 504     g_print(_("\nPassing messages to a running Openbox instance:\n"));
 505     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
 506     g_print(_("  --restart           Restart Openbox\n"));
 507     g_print(_("  --exit              Exit Openbox\n"));
 508     g_print(_("\nDebugging options:\n"));
 509     g_print(_("  --sync              Run in synchronous mode\n"));
 510     g_print(_("  --debug             Display debugging output\n"));
 511     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
 512     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
 513     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
 514 }
 515
 516 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
 517 {
 518     gint i;
 519
 520     for (i = index; i < *argc - num; ++i)
 521         argv[i] = argv[i+num];
 522     for (; i < *argc; ++i)
 523         argv[i] = NULL;
 524     *argc -= num;
 525 }
 526
 527 static void parse_env()
 528 {
 529     /* unset this so we don't pass it on unknowingly */
 530     unsetenv("DESKTOP_STARTUP_ID");
 531 }
 532
 533 static void parse_args(gint *argc, gchar **argv)
 534 {
 535     gint i;
 536
 537     for (i = 1; i < *argc; ++i) {
 538         if (!strcmp(argv[i], "--version")) {
 539             print_version();
 540             exit(0);
 541         }
 542         else if (!strcmp(argv[i], "--help")) {
 543             print_help();
 544             exit(0);
 545         }
 546         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
 547             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
 548         }
 549         else if (!strcmp(argv[i], "--replace")) {
 550             ob_replace_wm = TRUE;
 551             remove_args(argc, argv, i, 1);
 552             --i; /* this arg was removed so go back */
 553         }
 554         else if (!strcmp(argv[i], "--sync")) {
 555             xsync = TRUE;
 556         }
 557         else if (!strcmp(argv[i], "--debug")) {
 558             ob_debug_show_output(TRUE);
 559             ob_debug_enable(OB_DEBUG_SM, TRUE);
 560             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 561         }
 562         else if (!strcmp(argv[i], "--debug-focus")) {
 563             ob_debug_show_output(TRUE);
 564             ob_debug_enable(OB_DEBUG_SM, TRUE);
 565             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 566             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
 567         }
 568         else if (!strcmp(argv[i], "--debug-xinerama")) {
 569             ob_debug_xinerama = TRUE;
 570         }
 571         else if (!strcmp(argv[i], "--reconfigure")) {
 572             remote_control = 1;
 573         }
 574         else if (!strcmp(argv[i], "--restart")) {
 575             remote_control = 2;
 576         }
 577         else if (!strcmp(argv[i], "--exit")) {
 578             remote_control = 3;
 579         }
 580         else if (!strcmp(argv[i], "--config-file")) {
 581             if (i == *argc - 1) /* no args left */
 582                 /* not translated cuz it's sekret */
 583                 g_printerr(_("--config-file requires an argument\n"));
 584             else {
 585                 /* this will be in the current locale encoding, which is
 586                    what we want */
 587                 config_file = argv[i+1];
 588                 ++i; /* skip the argument */
 589                 ob_debug("--config-file %s\n", config_file);
 590             }
 591         }
 592         else if (!strcmp(argv[i], "--sm-save-file")) {
 593             if (i == *argc - 1) /* no args left */
 594                 /* not translated cuz it's sekret */
 595                 g_printerr("--sm-save-file requires an argument\n");
 596             else {
 597                 ob_sm_save_file = g_strdup(argv[i+1]);
 598                 remove_args(argc, argv, i, 2);
 599                 --i; /* this arg was removed so go back */
 600                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
 601                               ob_sm_save_file);
 602             }
 603         }
 604         else if (!strcmp(argv[i], "--sm-client-id")) {
 605             if (i == *argc - 1) /* no args left */
 606                 /* not translated cuz it's sekret */
 607                 g_printerr("--sm-client-id requires an argument\n");
 608             else {
 609                 ob_sm_id = g_strdup(argv[i+1]);
 610                 remove_args(argc, argv, i, 2);
 611                 --i; /* this arg was removed so go back */
 612                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
 613             }
 614         }
 615         else if (!strcmp(argv[i], "--sm-disable")) {
 616             ob_sm_use = FALSE;
 617         }
 618         else if (!strcmp(argv[i], "--sm-no-load")) {
 619             ob_sm_restore = FALSE;
 620             remove_args(argc, argv, i, 1);
 621             --i; /* this arg was removed so go back */
 622         }
 623         else {
 624             /* this is a memleak.. oh well.. heh */
 625             gchar *err = g_strdup_printf
 626                 (_("Invalid command line argument '%s'\n"), argv[i]);
 627             ob_exit_with_error(err);
 628         }
 629     }
 630 }
 631
 632 static Cursor load_cursor(const gchar *name, guint fontval)
 633 {
 634     Cursor c = None;
 635
 636 #if USE_XCURSOR
 637     c = XcursorLibraryLoadCursor(ob_display, name);
 638 #endif
 639     if (c == None)
 640         c = XCreateFontCursor(ob_display, fontval);
 641     return c;
 642 }
 643
 644 void ob_exit_with_error(const gchar *msg)
 645 {
 646     g_message(msg);
 647     session_shutdown(TRUE);
 648     exit(EXIT_FAILURE);
 649 }
 650
 651 void ob_restart_other(const gchar *path)
 652 {
 653     restart_path = g_strdup(path);
 654     ob_restart();
 655 }
 656
 657 void ob_restart()
 658 {
 659     restart = TRUE;
 660     ob_exit(0);
 661 }
 662
 663 void ob_reconfigure()
 664 {
 665     reconfigure = TRUE;
 666     ob_exit(0);
 667 }
 668
 669 void ob_exit(gint code)
 670 {
 671     exitcode = code;
 672     ob_main_loop_exit(ob_main_loop);
 673 }
 674
 675 void ob_exit_replace()
 676 {
 677     exitcode = 0;
 678     being_replaced = TRUE;
 679     ob_main_loop_exit(ob_main_loop);
 680 }
 681
 682 Cursor ob_cursor(ObCursor cursor)
 683 {
 684     g_assert(cursor < OB_NUM_CURSORS);
 685     return cursors[cursor];
 686 }
 687
 688 KeyCode ob_keycode(ObKey key)
 689 {
 690     g_assert(key < OB_NUM_KEYS);
 691     return keys[key];
 692 }
 693
 694 ObState ob_state()
 695 {
 696     return state;
 697 }