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