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 RrImageCache *ob_rr_icons;
  88 RrTheme      *ob_rr_theme;
  89 ObtMainLoop  *ob_main_loop;
  90 gint          ob_screen;
  91 gboolean      ob_replace_wm = FALSE;
  92 gboolean      ob_sm_use = TRUE;
  93 gchar        *ob_sm_id = NULL;
  94 gchar        *ob_sm_save_file = NULL;
  95 gboolean      ob_sm_restore = TRUE;
  96 gboolean      ob_debug_xinerama = FALSE;
  97
  98 static ObState   state;
  99 static gboolean  xsync = FALSE;
 100 static gboolean  reconfigure = FALSE;
 101 static gboolean  restart = FALSE;
 102 static gchar    *restart_path = NULL;
 103 static Cursor    cursors[OB_NUM_CURSORS];
 104 static KeyCode   keys[OB_NUM_KEYS];
 105 static gint      exitcode = 0;
 106 static guint     remote_control = 0;
 107 static gboolean  being_replaced = FALSE;
 108 static gchar    *config_file = NULL;
 109
 110 static void signal_handler(gint signal, gpointer data);
 111 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
 112 static void parse_env();
 113 static void parse_args(gint *argc, gchar **argv);
 114 static Cursor load_cursor(const gchar *name, guint fontval);
 115
 116 gint main(gint argc, gchar **argv)
 117 {
 118     gchar *program_name;
 119
 120     ob_set_state(OB_STATE_STARTING);
 121
 122     ob_debug_startup();
 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         session_startup(argc, argv);
 145
 146     if (!obt_display_open(NULL))
 147         ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
 148
 149     if (remote_control) {
 150         /* Send client message telling the OB process to:
 151          * remote_control = 1 -> reconfigure
 152          * remote_control = 2 -> restart */
 153         OBT_PROP_MSG(ob_screen, obt_root(ob_screen),
 154                      OB_CONTROL, remote_control, 0, 0, 0, 0);
 155         obt_display_close();
 156         exit(EXIT_SUCCESS);
 157     }
 158
 159     ob_main_loop = obt_main_loop_new();
 160
 161     /* set up signal handler */
 162     obt_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL,NULL);
 163     obt_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL,NULL);
 164     obt_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL,NULL);
 165     obt_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler,  NULL,NULL);
 166     obt_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler,  NULL,NULL);
 167     obt_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL,NULL);
 168     obt_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL,NULL);
 169
 170     ob_screen = DefaultScreen(obt_display);
 171
 172     ob_rr_inst = RrInstanceNew(obt_display, ob_screen);
 173     if (ob_rr_inst == NULL)
 174         ob_exit_with_error(_("Failed to initialize the obrender library."));
 175     /* Saving 3 resizes of an RrImage makes a lot of sense for icons, as there
 176        are generally 3 icon sizes needed: the titlebar icon, the menu icon,
 177        and the alt-tab icon
 178     */
 179     ob_rr_icons = RrImageCacheNew(3);
 180
 181     XSynchronize(obt_display, xsync);
 182
 183     /* check for locale support */
 184     if (!XSupportsLocale())
 185         g_message(_("X server does not support locale."));
 186     if (!XSetLocaleModifiers(""))
 187         g_message(_("Cannot set locale modifiers for the X server."));
 188
 189     /* set the DISPLAY environment variable for any lauched children, to the
 190        display we're using, so they open in the right place. */
 191     setenv("DISPLAY", DisplayString(obt_display), TRUE);
 192
 193     /* create available cursors */
 194     cursors[OB_CURSOR_NONE] = None;
 195     cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
 196     cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
 197     cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
 198     cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
 199     cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
 200     cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
 201                                                XC_top_right_corner);
 202     cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
 203     cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
 204                                                XC_bottom_right_corner);
 205     cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
 206     cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
 207                                                XC_bottom_left_corner);
 208     cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
 209     cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
 210                                                XC_top_left_corner);
 211
 212     if (screen_annex()) { /* it will be ours! */
 213         do {
 214             ObPrompt *xmlprompt = NULL;
 215
 216             if (reconfigure) obt_keyboard_reload();
 217
 218             /* get the keycodes for keys we use */
 219             keys[OB_KEY_RETURN] = obt_keyboard_keysym_to_keycode(XK_Return);
 220             keys[OB_KEY_ESCAPE] = obt_keyboard_keysym_to_keycode(XK_Escape);
 221             keys[OB_KEY_LEFT] = obt_keyboard_keysym_to_keycode(XK_Left);
 222             keys[OB_KEY_RIGHT] = obt_keyboard_keysym_to_keycode(XK_Right);
 223             keys[OB_KEY_UP] = obt_keyboard_keysym_to_keycode(XK_Up);
 224             keys[OB_KEY_DOWN] = obt_keyboard_keysym_to_keycode(XK_Down);
 225             keys[OB_KEY_TAB] = obt_keyboard_keysym_to_keycode(XK_Tab);
 226             keys[OB_KEY_SPACE] = obt_keyboard_keysym_to_keycode(XK_space);
 227
 228             {
 229                 ObtParseInst *i;
 230
 231                 /* startup the parsing so everything can register sections
 232                    of the rc */
 233                 i = obt_parse_instance_new();
 234
 235                 /* register all the available actions */
 236                 actions_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             client_startup(reconfigure);
 312             dock_startup(reconfigure);
 313             moveresize_startup(reconfigure);
 314             keyboard_startup(reconfigure);
 315             mouse_startup(reconfigure);
 316             menu_frame_startup(reconfigure);
 317             menu_startup(reconfigure);
 318             prompt_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             ob_set_state(OB_STATE_RUNNING);
 355
 356             /* look for parsing errors */
 357             {
 358                 xmlErrorPtr e = xmlGetLastError();
 359                 if (e) {
 360                     gchar *m;
 361
 362                     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);
 363                     xmlprompt =
 364                         prompt_show_message(m, _("Openbox Syntax Error"), _("Close"));
 365                     g_free(m);
 366                     xmlResetError(e);
 367                 }
 368             }
 369
 370             obt_main_loop_run(ob_main_loop);
 371             ob_set_state(reconfigure ?
 372                          OB_STATE_RECONFIGURING : OB_STATE_EXITING);
 373
 374             if (xmlprompt) {
 375                 prompt_unref(xmlprompt);
 376                 xmlprompt = NULL;
 377             }
 378
 379             if (!reconfigure)
 380                 window_unmanage_all();
 381
 382             prompt_shutdown(reconfigure);
 383             menu_shutdown(reconfigure);
 384             menu_frame_shutdown(reconfigure);
 385             mouse_shutdown(reconfigure);
 386             keyboard_shutdown(reconfigure);
 387             moveresize_shutdown(reconfigure);
 388             dock_shutdown(reconfigure);
 389             client_shutdown(reconfigure);
 390             ping_shutdown(reconfigure);
 391             group_shutdown(reconfigure);
 392             grab_shutdown(reconfigure);
 393             screen_shutdown(reconfigure);
 394             focus_cycle_popup_shutdown(reconfigure);
 395             focus_cycle_indicator_shutdown(reconfigure);
 396             focus_cycle_shutdown(reconfigure);
 397             focus_shutdown(reconfigure);
 398             window_shutdown(reconfigure);
 399             sn_shutdown(reconfigure);
 400             event_shutdown(reconfigure);
 401             config_shutdown();
 402             actions_shutdown(reconfigure);
 403         } while (reconfigure);
 404     }
 405
 406     XSync(obt_display, FALSE);
 407
 408     RrThemeFree(ob_rr_theme);
 409     RrImageCacheUnref(ob_rr_icons);
 410     RrInstanceFree(ob_rr_inst);
 411
 412     session_shutdown(being_replaced);
 413
 414     obt_display_close();
 415
 416     if (restart) {
 417         ob_debug_shutdown();
 418         if (restart_path != NULL) {
 419             gint argcp;
 420             gchar **argvp;
 421             GError *err = NULL;
 422
 423             /* run other window manager */
 424             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
 425                 execvp(argvp[0], argvp);
 426                 g_strfreev(argvp);
 427             } else {
 428                 g_message(
 429                     _("Restart failed to execute new executable \"%s\": %s"),
 430                     restart_path, err->message);
 431                 g_error_free(err);
 432             }
 433         }
 434
 435         /* we remove the session arguments from argv, so put them back,
 436            also don't restore the session on restart */
 437         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
 438             gchar **nargv;
 439             gint i, l;
 440
 441             l = argc + 1 +
 442                 (ob_sm_save_file != NULL ? 2 : 0) +
 443                 (ob_sm_id != NULL ? 2 : 0);
 444             nargv = g_new0(gchar*, l+1);
 445             for (i = 0; i < argc; ++i)
 446                 nargv[i] = argv[i];
 447
 448             if (ob_sm_save_file != NULL) {
 449                 nargv[i++] = g_strdup("--sm-save-file");
 450                 nargv[i++] = ob_sm_save_file;
 451             }
 452             if (ob_sm_id != NULL) {
 453                 nargv[i++] = g_strdup("--sm-client-id");
 454                 nargv[i++] = ob_sm_id;
 455             }
 456             nargv[i++] = g_strdup("--sm-no-load");
 457             g_assert(i == l);
 458             argv = nargv;
 459         }
 460
 461         /* re-run me */
 462         execvp(argv[0], argv); /* try how we were run */
 463         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
 464     }
 465
 466     /* free stuff passed in from the command line or environment */
 467     g_free(ob_sm_save_file);
 468     g_free(ob_sm_id);
 469     g_free(program_name);
 470
 471     if (!restart)
 472         ob_debug_shutdown();
 473
 474     return exitcode;
 475 }
 476
 477 static void signal_handler(gint signal, gpointer data)
 478 {
 479     switch (signal) {
 480     case SIGUSR1:
 481         ob_debug("Caught signal %d. Restarting.", signal);
 482         ob_restart();
 483         break;
 484     case SIGUSR2:
 485         ob_debug("Caught signal %d. Reconfiguring.", signal);
 486         ob_reconfigure();
 487         break;
 488     case SIGCHLD:
 489         /* reap children */
 490         while (waitpid(-1, NULL, WNOHANG) > 0);
 491         break;
 492     default:
 493         ob_debug("Caught signal %d. Exiting.", signal);
 494         /* TERM and INT return a 0 code */
 495         ob_exit(!(signal == SIGTERM || signal == SIGINT));
 496     }
 497 }
 498
 499 static void print_version(void)
 500 {
 501     g_print("Openbox %s\n", PACKAGE_VERSION);
 502     g_print(_("Copyright (c)"));
 503     g_print(" 2008        Mikael Magnusson\n");
 504     g_print(_("Copyright (c)"));
 505     g_print(" 2003-2006   Dana Jansens\n\n");
 506     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
 507     g_print("This is free software, and you are welcome to redistribute it\n");
 508     g_print("under certain conditions. See the file COPYING for details.\n\n");
 509 }
 510
 511 static void print_help(void)
 512 {
 513     g_print(_("Syntax: openbox [options]\n"));
 514     g_print(_("\nOptions:\n"));
 515     g_print(_("  --help              Display this help and exit\n"));
 516     g_print(_("  --version           Display the version and exit\n"));
 517     g_print(_("  --replace           Replace the currently running window manager\n"));
 518     /* TRANSLATORS: if you translate "FILE" here, make sure to keep the "Specify..."
 519        aligned still, if you have to, make a new line with \n and 22 spaces. It's
 520        fine to leave it as FILE though. */
 521     g_print(_("  --config-file FILE  Specify the path to the config file to use\n"));
 522     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
 523     g_print(_("\nPassing messages to a running Openbox instance:\n"));
 524     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
 525     g_print(_("  --restart           Restart Openbox\n"));
 526     g_print(_("  --exit              Exit Openbox\n"));
 527     g_print(_("\nDebugging options:\n"));
 528     g_print(_("  --sync              Run in synchronous mode\n"));
 529     g_print(_("  --debug             Display debugging output\n"));
 530     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
 531     g_print(_("  --debug-session     Display debugging output for session management\n"));
 532     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
 533     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
 534 }
 535
 536 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
 537 {
 538     gint i;
 539
 540     for (i = index; i < *argc - num; ++i)
 541         argv[i] = argv[i+num];
 542     for (; i < *argc; ++i)
 543         argv[i] = NULL;
 544     *argc -= num;
 545 }
 546
 547 static void parse_env(void)
 548 {
 549     const gchar *id;
 550
 551     /* unset this so we don't pass it on unknowingly */
 552     unsetenv("DESKTOP_STARTUP_ID");
 553
 554     /* this is how gnome-session passes in a session client id */
 555     id = g_getenv("DESKTOP_AUTOSTART_ID");
 556     if (id) {
 557         unsetenv("DESKTOP_AUTOSTART_ID");
 558         if (ob_sm_id) g_free(ob_sm_id);
 559         ob_sm_id = g_strdup(id);
 560         ob_debug_type(OB_DEBUG_SM,
 561                       "DESKTOP_AUTOSTART_ID %s supercedes --sm-client-id\n",
 562                       ob_sm_id);
 563     }
 564 }
 565
 566 static void parse_args(gint *argc, gchar **argv)
 567 {
 568     gint i;
 569
 570     for (i = 1; i < *argc; ++i) {
 571         if (!strcmp(argv[i], "--version")) {
 572             print_version();
 573             exit(0);
 574         }
 575         else if (!strcmp(argv[i], "--help")) {
 576             print_help();
 577             exit(0);
 578         }
 579         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
 580             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
 581         }
 582         else if (!strcmp(argv[i], "--replace")) {
 583             ob_replace_wm = TRUE;
 584             remove_args(argc, argv, i, 1);
 585             --i; /* this arg was removed so go back */
 586         }
 587         else if (!strcmp(argv[i], "--sync")) {
 588             xsync = TRUE;
 589         }
 590         else if (!strcmp(argv[i], "--debug")) {
 591             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 592             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 593         }
 594         else if (!strcmp(argv[i], "--debug-focus")) {
 595             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
 596         }
 597         else if (!strcmp(argv[i], "--debug-session")) {
 598             ob_debug_enable(OB_DEBUG_SM, TRUE);
 599         }
 600         else if (!strcmp(argv[i], "--debug-xinerama")) {
 601             ob_debug_xinerama = TRUE;
 602         }
 603         else if (!strcmp(argv[i], "--reconfigure")) {
 604             remote_control = 1;
 605         }
 606         else if (!strcmp(argv[i], "--restart")) {
 607             remote_control = 2;
 608         }
 609         else if (!strcmp(argv[i], "--exit")) {
 610             remote_control = 3;
 611         }
 612         else if (!strcmp(argv[i], "--config-file")) {
 613             if (i == *argc - 1) /* no args left */
 614                 g_printerr(_("--config-file requires an argument\n"));
 615             else {
 616                 /* this will be in the current locale encoding, which is
 617                    what we want */
 618                 config_file = argv[i+1];
 619                 ++i; /* skip the argument */
 620                 ob_debug("--config-file %s", config_file);
 621             }
 622         }
 623         else if (!strcmp(argv[i], "--sm-save-file")) {
 624             if (i == *argc - 1) /* no args left */
 625                 /* not translated cuz it's sekret */
 626                 g_printerr("--sm-save-file requires an argument\n");
 627             else {
 628                 ob_sm_save_file = g_strdup(argv[i+1]);
 629                 remove_args(argc, argv, i, 2);
 630                 --i; /* this arg was removed so go back */
 631                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
 632                               ob_sm_save_file);
 633             }
 634         }
 635         else if (!strcmp(argv[i], "--sm-client-id")) {
 636             if (i == *argc - 1) /* no args left */
 637                 /* not translated cuz it's sekret */
 638                 g_printerr("--sm-client-id requires an argument\n");
 639             else {
 640                 ob_sm_id = g_strdup(argv[i+1]);
 641                 remove_args(argc, argv, i, 2);
 642                 --i; /* this arg was removed so go back */
 643                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
 644             }
 645         }
 646         else if (!strcmp(argv[i], "--sm-disable")) {
 647             ob_sm_use = FALSE;
 648         }
 649         else if (!strcmp(argv[i], "--sm-no-load")) {
 650             ob_sm_restore = FALSE;
 651             remove_args(argc, argv, i, 1);
 652             --i; /* this arg was removed so go back */
 653         }
 654         else {
 655             /* this is a memleak.. oh well.. heh */
 656             gchar *err = g_strdup_printf
 657                 (_("Invalid command line argument \"%s\"\n"), argv[i]);
 658             ob_exit_with_error(err);
 659         }
 660     }
 661 }
 662
 663 static Cursor load_cursor(const gchar *name, guint fontval)
 664 {
 665     Cursor c = None;
 666
 667 #if USE_XCURSOR
 668     c = XcursorLibraryLoadCursor(obt_display, name);
 669 #endif
 670     if (c == None)
 671         c = XCreateFontCursor(obt_display, fontval);
 672     return c;
 673 }
 674
 675 void ob_exit_with_error(const gchar *msg)
 676 {
 677     g_message("%s", msg);
 678     session_shutdown(TRUE);
 679     exit(EXIT_FAILURE);
 680 }
 681
 682 void ob_restart_other(const gchar *path)
 683 {
 684     restart_path = g_strdup(path);
 685     ob_restart();
 686 }
 687
 688 void ob_restart(void)
 689 {
 690     restart = TRUE;
 691     ob_exit(0);
 692 }
 693
 694 void ob_reconfigure(void)
 695 {
 696     reconfigure = TRUE;
 697     ob_exit(0);
 698 }
 699
 700 void ob_exit(gint code)
 701 {
 702     exitcode = code;
 703     obt_main_loop_exit(ob_main_loop);
 704 }
 705
 706 void ob_exit_replace(void)
 707 {
 708     exitcode = 0;
 709     being_replaced = TRUE;
 710     obt_main_loop_exit(ob_main_loop);
 711 }
 712
 713 Cursor ob_cursor(ObCursor cursor)
 714 {
 715     g_assert(cursor < OB_NUM_CURSORS);
 716     return cursors[cursor];
 717 }
 718
 719 KeyCode ob_keycode(ObKey key)
 720 {
 721     g_assert(key < OB_NUM_KEYS);
 722     return keys[key];
 723 }
 724
 725 ObState ob_state(void)
 726 {
 727     return state;
 728 }
 729
 730 void ob_set_state(ObState s)
 731 {
 732     state = s;
 733 }