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 "render/render.h"
  47 #include "render/theme.h"
  48 #include "obt/display.h"
  49 #include "obt/prop.h"
  50 #include "obt/keyboard.h"
  51 #include "obt/parse.h"
  52
  53 #ifdef HAVE_FCNTL_H
  54 #  include <fcntl.h>
  55 #endif
  56 #ifdef HAVE_SIGNAL_H
  57 #  include <signal.h>
  58 #endif
  59 #ifdef HAVE_STDLIB_H
  60 #  include <stdlib.h>
  61 #endif
  62 #ifdef HAVE_LOCALE_H
  63 #  include <locale.h>
  64 #endif
  65 #ifdef HAVE_SYS_STAT_H
  66 #  include <sys/stat.h>
  67 #  include <sys/types.h>
  68 #endif
  69 #ifdef HAVE_SYS_WAIT_H
  70 #  include <sys/types.h>
  71 #  include <sys/wait.h>
  72 #endif
  73 #ifdef HAVE_UNISTD_H
  74 #  include <unistd.h>
  75 #endif
  76 #include <errno.h>
  77
  78 #include <X11/cursorfont.h>
  79 #if USE_XCURSOR
  80 #include <X11/Xcursor/Xcursor.h>
  81 #endif
  82
  83 #include <X11/Xlib.h>
  84 #include <X11/keysym.h>
  85
  86 RrInstance  *ob_rr_inst;
  87 RrTheme     *ob_rr_theme;
  88 ObtMainLoop *ob_main_loop;
  89 gint         ob_screen;
  90 gboolean     ob_replace_wm = FALSE;
  91 gboolean     ob_sm_use = TRUE;
  92 gchar       *ob_sm_id = NULL;
  93 gchar       *ob_sm_save_file = NULL;
  94 gboolean     ob_sm_restore = TRUE;
  95 gboolean     ob_debug_xinerama = FALSE;
  96
  97 static ObState   state;
  98 static gboolean  xsync = FALSE;
  99 static gboolean  reconfigure = FALSE;
 100 static gboolean  restart = FALSE;
 101 static gchar    *restart_path = NULL;
 102 static Cursor    cursors[OB_NUM_CURSORS];
 103 static KeyCode   keys[OB_NUM_KEYS];
 104 static gint      exitcode = 0;
 105 static guint     remote_control = 0;
 106 static gboolean  being_replaced = FALSE;
 107 static gchar    *config_file = NULL;
 108
 109 static void signal_handler(gint signal, gpointer data);
 110 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
 111 static void parse_env();
 112 static void parse_args(gint *argc, gchar **argv);
 113 static Cursor load_cursor(const gchar *name, guint fontval);
 114
 115 gint main(gint argc, gchar **argv)
 116 {
 117     gchar *program_name;
 118
 119     state = OB_STATE_STARTING;
 120
 121     ob_debug_startup();
 122
 123     /* initialize the locale */
 124     if (!setlocale(LC_ALL, ""))
 125         g_message("Couldn't set locale from environment.");
 126     bindtextdomain(PACKAGE_NAME, LOCALEDIR);
 127     bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
 128     textdomain(PACKAGE_NAME);
 129
 130     /* parse the command line args, which can change the argv[0] */
 131     parse_args(&argc, argv);
 132     /* parse the environment variables */
 133     parse_env();
 134
 135     program_name = g_path_get_basename(argv[0]);
 136     g_set_prgname(program_name);
 137
 138     if (!remote_control)
 139         session_startup(argc, argv);
 140
 141     if (!obt_display_open(NULL))
 142         ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
 143
 144     if (remote_control) {
 145         /* Send client message telling the OB process to:
 146          * remote_control = 1 -> reconfigure
 147          * remote_control = 2 -> restart */
 148         OBT_PROP_MSG(ob_screen, obt_root(ob_screen),
 149                      OB_CONTROL, remote_control, 0, 0, 0, 0);
 150         obt_display_close(obt_display);
 151         exit(EXIT_SUCCESS);
 152     }
 153
 154     ob_main_loop = obt_main_loop_new();
 155
 156     /* set up signal handler */
 157     obt_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL,NULL);
 158     obt_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL,NULL);
 159     obt_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL,NULL);
 160     obt_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler,  NULL,NULL);
 161     obt_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler,  NULL,NULL);
 162     obt_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL,NULL);
 163     obt_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL,NULL);
 164
 165     ob_screen = DefaultScreen(obt_display);
 166
 167     ob_rr_inst = RrInstanceNew(obt_display, ob_screen);
 168     if (ob_rr_inst == NULL)
 169         ob_exit_with_error(_("Failed to initialize the obrender library."));
 170
 171     XSynchronize(obt_display, xsync);
 172
 173     /* check for locale support */
 174     if (!XSupportsLocale())
 175         g_message(_("X server does not support locale."));
 176     if (!XSetLocaleModifiers(""))
 177         g_message(_("Cannot set locale modifiers for the X server."));
 178
 179     /* set the DISPLAY environment variable for any lauched children, to the
 180        display we're using, so they open in the right place. */
 181     setenv("DISPLAY", DisplayString(obt_display), TRUE);
 182
 183     /* create available cursors */
 184     cursors[OB_CURSOR_NONE] = None;
 185     cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
 186     cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
 187     cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
 188     cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
 189     cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
 190     cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
 191                                                XC_top_right_corner);
 192     cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
 193     cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
 194                                                XC_bottom_right_corner);
 195     cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
 196     cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
 197                                                XC_bottom_left_corner);
 198     cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
 199     cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
 200                                                XC_top_left_corner);
 201
 202     if (screen_annex()) { /* it will be ours! */
 203         do {
 204             if (reconfigure) obt_keyboard_reload();
 205
 206             /* get the keycodes for keys we use */
 207             keys[OB_KEY_RETURN] = obt_keyboard_keysym_to_keycode(XK_Return);
 208             keys[OB_KEY_ESCAPE] = obt_keyboard_keysym_to_keycode(XK_Escape);
 209             keys[OB_KEY_LEFT] = obt_keyboard_keysym_to_keycode(XK_Left);
 210             keys[OB_KEY_RIGHT] = obt_keyboard_keysym_to_keycode(XK_Right);
 211             keys[OB_KEY_UP] = obt_keyboard_keysym_to_keycode(XK_Up);
 212             keys[OB_KEY_DOWN] = obt_keyboard_keysym_to_keycode(XK_Down);
 213             keys[OB_KEY_TAB] = obt_keyboard_keysym_to_keycode(XK_Tab);
 214             keys[OB_KEY_SPACE] = obt_keyboard_keysym_to_keycode(XK_space);
 215
 216             {
 217                 ObtParseInst *i;
 218
 219                 /* startup the parsing so everything can register sections
 220                    of the rc */
 221                 i = obt_parse_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_parse_load_file(i, config_file, "openbox_config")) ||
 231                     obt_parse_load_config_file(i, "openbox", "rc.xml",
 232                                                "openbox_config"))
 233                 {
 234                     obt_parse_tree_from_root(i);
 235                     obt_parse_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_parse_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_osd)))
 266                 {
 267                     RrThemeFree(ob_rr_theme);
 268                     ob_rr_theme = theme;
 269                 }
 270                 if (ob_rr_theme == NULL)
 271                     ob_exit_with_error(_("Unable to load a theme."));
 272
 273                 OBT_PROP_SETS(obt_root(ob_screen),
 274                               OB_THEME, utf8, ob_rr_theme->name);
 275             }
 276
 277             if (reconfigure) {
 278                 GList *it;
 279
 280                 /* update all existing windows for the new theme */
 281                 for (it = client_list; it; it = g_list_next(it)) {
 282                     ObClient *c = it->data;
 283                     frame_adjust_theme(c->frame);
 284                 }
 285             }
 286             event_startup(reconfigure);
 287             /* focus_backup is used for stacking, so this needs to come before
 288                anything that calls stacking_add */
 289             sn_startup(reconfigure);
 290             window_startup(reconfigure);
 291             focus_startup(reconfigure);
 292             focus_cycle_startup(reconfigure);
 293             focus_cycle_indicator_startup(reconfigure);
 294             focus_cycle_popup_startup(reconfigure);
 295             screen_startup(reconfigure);
 296             grab_startup(reconfigure);
 297             group_startup(reconfigure);
 298             ping_startup(reconfigure);
 299             prompt_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
 308             if (!reconfigure) {
 309                 guint32 xid;
 310                 ObWindow *w;
 311
 312                 /* get all the existing windows */
 313                 window_manage_all();
 314                 focus_nothing();
 315
 316                 /* focus what was focused if a wm was already running */
 317                 if (OBT_PROP_GET32(obt_root(ob_screen),
 318                                    NET_ACTIVE_WINDOW, WINDOW, &xid) &&
 319                     (w = window_find(xid)) && WINDOW_IS_CLIENT(w))
 320                 {
 321                     client_focus(WINDOW_AS_CLIENT(w));
 322                 }
 323             } else {
 324                 GList *it;
 325
 326                 /* redecorate all existing windows */
 327                 for (it = client_list; it; it = g_list_next(it)) {
 328                     ObClient *c = it->data;
 329
 330                     /* the new config can change the window's decorations */
 331                     client_setup_decor_and_functions(c, FALSE);
 332                     /* redraw the frames */
 333                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
 334                     /* the decor sizes may have changed, so the windows may
 335                        end up in new positions */
 336                     client_reconfigure(c, FALSE);
 337                 }
 338             }
 339
 340             reconfigure = FALSE;
 341
 342             state = OB_STATE_RUNNING;
 343             obt_main_loop_run(ob_main_loop);
 344             state = OB_STATE_EXITING;
 345
 346             if (!reconfigure)
 347                 window_unmanage_all();
 348
 349             menu_shutdown(reconfigure);
 350             menu_frame_shutdown(reconfigure);
 351             mouse_shutdown(reconfigure);
 352             keyboard_shutdown(reconfigure);
 353             moveresize_shutdown(reconfigure);
 354             dock_shutdown(reconfigure);
 355             client_shutdown(reconfigure);
 356             prompt_shutdown(reconfigure);
 357             ping_shutdown(reconfigure);
 358             group_shutdown(reconfigure);
 359             grab_shutdown(reconfigure);
 360             screen_shutdown(reconfigure);
 361             focus_cycle_popup_shutdown(reconfigure);
 362             focus_cycle_indicator_shutdown(reconfigure);
 363             focus_cycle_shutdown(reconfigure);
 364             focus_shutdown(reconfigure);
 365             window_shutdown(reconfigure);
 366             sn_shutdown(reconfigure);
 367             event_shutdown(reconfigure);
 368             config_shutdown();
 369             actions_shutdown(reconfigure);
 370         } while (reconfigure);
 371     }
 372
 373     XSync(obt_display, FALSE);
 374
 375     RrThemeFree(ob_rr_theme);
 376     RrInstanceFree(ob_rr_inst);
 377
 378     session_shutdown(being_replaced);
 379
 380     obt_display_close(obt_display);
 381
 382     if (restart) {
 383         if (restart_path != NULL) {
 384             gint argcp;
 385             gchar **argvp;
 386             GError *err = NULL;
 387
 388             /* run other window manager */
 389             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
 390                 execvp(argvp[0], argvp);
 391                 g_strfreev(argvp);
 392             } else {
 393                 g_message(
 394                     _("Restart failed to execute new executable '%s': %s"),
 395                     restart_path, err->message);
 396                 g_error_free(err);
 397             }
 398         }
 399
 400         /* we remove the session arguments from argv, so put them back,
 401            also don't restore the session on restart */
 402         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
 403             gchar **nargv;
 404             gint i, l;
 405
 406             l = argc + 1 +
 407                 (ob_sm_save_file != NULL ? 2 : 0) +
 408                 (ob_sm_id != NULL ? 2 : 0);
 409             nargv = g_new0(gchar*, l+1);
 410             for (i = 0; i < argc; ++i)
 411                 nargv[i] = argv[i];
 412
 413             if (ob_sm_save_file != NULL) {
 414                 nargv[i++] = g_strdup("--sm-save-file");
 415                 nargv[i++] = ob_sm_save_file;
 416             }
 417             if (ob_sm_id != NULL) {
 418                 nargv[i++] = g_strdup("--sm-client-id");
 419                 nargv[i++] = ob_sm_id;
 420             }
 421             nargv[i++] = g_strdup("--sm-no-load");
 422             g_assert(i == l);
 423             argv = nargv;
 424         }
 425
 426         /* re-run me */
 427         execvp(argv[0], argv); /* try how we were run */
 428         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
 429     }
 430
 431     /* free stuff passed in from the command line or environment */
 432     g_free(ob_sm_save_file);
 433     g_free(ob_sm_id);
 434     g_free(program_name);
 435
 436     ob_debug_shutdown();
 437
 438     return exitcode;
 439 }
 440
 441 static void signal_handler(gint signal, gpointer data)
 442 {
 443     switch (signal) {
 444     case SIGUSR1:
 445         ob_debug("Caught signal %d. Restarting.", signal);
 446         ob_restart();
 447         break;
 448     case SIGUSR2:
 449         ob_debug("Caught signal %d. Reconfiguring.", signal);
 450         ob_reconfigure();
 451         break;
 452     case SIGCHLD:
 453         /* reap children */
 454         while (waitpid(-1, NULL, WNOHANG) > 0);
 455         break;
 456     default:
 457         ob_debug("Caught signal %d. Exiting.", signal);
 458         /* TERM and INT return a 0 code */
 459         ob_exit(!(signal == SIGTERM || signal == SIGINT));
 460     }
 461 }
 462
 463 static void print_version()
 464 {
 465     g_print("Openbox %s\n", PACKAGE_VERSION);
 466     g_print(_("Copyright (c)"));
 467     g_print(" 2008        Mikael Magnusson\n");
 468     g_print(_("Copyright (c)"));
 469     g_print(" 2003-2006   Dana Jansens\n\n");
 470     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
 471     g_print("This is free software, and you are welcome to redistribute it\n");
 472     g_print("under certain conditions. See the file COPYING for details.\n\n");
 473 }
 474
 475 static void print_help()
 476 {
 477     g_print(_("Syntax: openbox [options]\n"));
 478     g_print(_("\nOptions:\n"));
 479     g_print(_("  --help              Display this help and exit\n"));
 480     g_print(_("  --version           Display the version and exit\n"));
 481     g_print(_("  --replace           Replace the currently running window manager\n"));
 482     g_print(_("  --config-file FILE  Specify the path to the config file to use\n"));
 483     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
 484     g_print(_("\nPassing messages to a running Openbox instance:\n"));
 485     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
 486     g_print(_("  --restart           Restart Openbox\n"));
 487     g_print(_("  --exit              Exit Openbox\n"));
 488     g_print(_("\nDebugging options:\n"));
 489     g_print(_("  --sync              Run in synchronous mode\n"));
 490     g_print(_("  --debug             Display debugging output\n"));
 491     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
 492     g_print(_("  --debug-session     Display debugging output for session managment\n"));
 493     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
 494     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
 495 }
 496
 497 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
 498 {
 499     gint i;
 500
 501     for (i = index; i < *argc - num; ++i)
 502         argv[i] = argv[i+num];
 503     for (; i < *argc; ++i)
 504         argv[i] = NULL;
 505     *argc -= num;
 506 }
 507
 508 static void parse_env()
 509 {
 510     /* unset this so we don't pass it on unknowingly */
 511     unsetenv("DESKTOP_STARTUP_ID");
 512 }
 513
 514 static void parse_args(gint *argc, gchar **argv)
 515 {
 516     gint i;
 517
 518     for (i = 1; i < *argc; ++i) {
 519         if (!strcmp(argv[i], "--version")) {
 520             print_version();
 521             exit(0);
 522         }
 523         else if (!strcmp(argv[i], "--help")) {
 524             print_help();
 525             exit(0);
 526         }
 527         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
 528             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
 529         }
 530         else if (!strcmp(argv[i], "--replace")) {
 531             ob_replace_wm = TRUE;
 532             remove_args(argc, argv, i, 1);
 533             --i; /* this arg was removed so go back */
 534         }
 535         else if (!strcmp(argv[i], "--sync")) {
 536             xsync = TRUE;
 537         }
 538         else if (!strcmp(argv[i], "--debug")) {
 539             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 540             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 541         }
 542         else if (!strcmp(argv[i], "--debug-focus")) {
 543             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 544             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 545             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
 546         }
 547         else if (!strcmp(argv[i], "--debug-session")) {
 548             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 549             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 550             ob_debug_enable(OB_DEBUG_SM, TRUE);
 551         }
 552         else if (!strcmp(argv[i], "--debug-xinerama")) {
 553             ob_debug_xinerama = TRUE;
 554         }
 555         else if (!strcmp(argv[i], "--reconfigure")) {
 556             remote_control = 1;
 557         }
 558         else if (!strcmp(argv[i], "--restart")) {
 559             remote_control = 2;
 560         }
 561         else if (!strcmp(argv[i], "--exit")) {
 562             remote_control = 3;
 563         }
 564         else if (!strcmp(argv[i], "--config-file")) {
 565             if (i == *argc - 1) /* no args left */
 566                 g_printerr(_("--config-file requires an argument\n"));
 567             else {
 568                 /* this will be in the current locale encoding, which is
 569                    what we want */
 570                 config_file = argv[i+1];
 571                 ++i; /* skip the argument */
 572                 ob_debug("--config-file %s\n", config_file);
 573             }
 574         }
 575         else if (!strcmp(argv[i], "--sm-save-file")) {
 576             if (i == *argc - 1) /* no args left */
 577                 /* not translated cuz it's sekret */
 578                 g_printerr("--sm-save-file requires an argument\n");
 579             else {
 580                 ob_sm_save_file = g_strdup(argv[i+1]);
 581                 remove_args(argc, argv, i, 2);
 582                 --i; /* this arg was removed so go back */
 583                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
 584                               ob_sm_save_file);
 585             }
 586         }
 587         else if (!strcmp(argv[i], "--sm-client-id")) {
 588             if (i == *argc - 1) /* no args left */
 589                 /* not translated cuz it's sekret */
 590                 g_printerr("--sm-client-id requires an argument\n");
 591             else {
 592                 ob_sm_id = g_strdup(argv[i+1]);
 593                 remove_args(argc, argv, i, 2);
 594                 --i; /* this arg was removed so go back */
 595                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
 596             }
 597         }
 598         else if (!strcmp(argv[i], "--sm-disable")) {
 599             ob_sm_use = FALSE;
 600         }
 601         else if (!strcmp(argv[i], "--sm-no-load")) {
 602             ob_sm_restore = FALSE;
 603             remove_args(argc, argv, i, 1);
 604             --i; /* this arg was removed so go back */
 605         }
 606         else {
 607             /* this is a memleak.. oh well.. heh */
 608             gchar *err = g_strdup_printf
 609                 (_("Invalid command line argument '%s'\n"), argv[i]);
 610             ob_exit_with_error(err);
 611         }
 612     }
 613 }
 614
 615 static Cursor load_cursor(const gchar *name, guint fontval)
 616 {
 617     Cursor c = None;
 618
 619 #if USE_XCURSOR
 620     c = XcursorLibraryLoadCursor(obt_display, name);
 621 #endif
 622     if (c == None)
 623         c = XCreateFontCursor(obt_display, fontval);
 624     return c;
 625 }
 626
 627 void ob_exit_with_error(const gchar *msg)
 628 {
 629     g_message(msg);
 630     session_shutdown(TRUE);
 631     exit(EXIT_FAILURE);
 632 }
 633
 634 void ob_restart_other(const gchar *path)
 635 {
 636     restart_path = g_strdup(path);
 637     ob_restart();
 638 }
 639
 640 void ob_restart()
 641 {
 642     restart = TRUE;
 643     ob_exit(0);
 644 }
 645
 646 void ob_reconfigure()
 647 {
 648     reconfigure = TRUE;
 649     ob_exit(0);
 650 }
 651
 652 void ob_exit(gint code)
 653 {
 654     exitcode = code;
 655     obt_main_loop_exit(ob_main_loop);
 656 }
 657
 658 void ob_exit_replace()
 659 {
 660     exitcode = 0;
 661     being_replaced = TRUE;
 662     obt_main_loop_exit(ob_main_loop);
 663 }
 664
 665 Cursor ob_cursor(ObCursor cursor)
 666 {
 667     g_assert(cursor < OB_NUM_CURSORS);
 668     return cursors[cursor];
 669 }
 670
 671 KeyCode ob_keycode(ObKey key)
 672 {
 673     g_assert(key < OB_NUM_KEYS);
 674     return keys[key];
 675 }
 676
 677 ObState ob_state()
 678 {
 679     return state;
 680 }