openbox/openbox.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    openbox.c for the Openbox window manager
   4    Copyright (c) 2006        Mikael Magnusson
   5    Copyright (c) 2003-2007   Dana Jansens
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    See the COPYING file for a copy of the GNU General Public License.
  18 */
  19
  20 #include "debug.h"
  21 #include "openbox.h"
  22 #include "session.h"
  23 #include "dock.h"
  24 #include "event.h"
  25 #include "menu.h"
  26 #include "client.h"
  27 #include "screen.h"
  28 #include "actions.h"
  29 #include "startupnotify.h"
  30 #include "focus.h"
  31 #include "focus_cycle.h"
  32 #include "focus_cycle_indicator.h"
  33 #include "focus_cycle_popup.h"
  34 #include "moveresize.h"
  35 #include "frame.h"
  36 #include "framerender.h"
  37 #include "keyboard.h"
  38 #include "mouse.h"
  39 #include "menuframe.h"
  40 #include "grab.h"
  41 #include "group.h"
  42 #include "config.h"
  43 #include "ping.h"
  44 #include "prompt.h"
  45 #include "gettext.h"
  46 #include "obrender/render.h"
  47 #include "obrender/theme.h"
  48 #include "obt/display.h"
  49 #include "obt/prop.h"
  50 #include "obt/keyboard.h"
  51 #include "obt/xml.h"
  52
  53 #ifdef HAVE_FCNTL_H
  54 #  include <fcntl.h>
  55 #endif
  56 #ifdef HAVE_SIGNAL_H
  57 #  include <signal.h>
  58 #endif
  59 #ifdef HAVE_STDLIB_H
  60 #  include <stdlib.h>
  61 #endif
  62 #ifdef HAVE_LOCALE_H
  63 #  include <locale.h>
  64 #endif
  65 #ifdef HAVE_SYS_STAT_H
  66 #  include <sys/stat.h>
  67 #  include <sys/types.h>
  68 #endif
  69 #ifdef HAVE_SYS_WAIT_H
  70 #  include <sys/types.h>
  71 #  include <sys/wait.h>
  72 #endif
  73 #ifdef HAVE_UNISTD_H
  74 #  include <unistd.h>
  75 #endif
  76 #include <errno.h>
  77
  78 #include <X11/cursorfont.h>
  79 #if USE_XCURSOR
  80 #include <X11/Xcursor/Xcursor.h>
  81 #endif
  82
  83 #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             keys[OB_KEY_HOME] = obt_keyboard_keysym_to_keycode(XK_Home);
 228             keys[OB_KEY_END] = obt_keyboard_keysym_to_keycode(XK_End);
 229
 230             {
 231                 ObtXmlInst *i;
 232
 233                 /* startup the parsing so everything can register sections
 234                    of the rc */
 235                 i = obt_xml_instance_new();
 236
 237                 /* register all the available actions */
 238                 actions_startup(reconfigure);
 239                 /* start up config which sets up with the parser */
 240                 config_startup(i);
 241
 242                 /* parse/load user options */
 243                 if ((config_file &&
 244                      obt_xml_load_file(i, config_file, "openbox_config")) ||
 245                     obt_xml_load_config_file(i, "openbox", "rc.xml",
 246                                              "openbox_config"))
 247                 {
 248                     obt_xml_tree_from_root(i);
 249                     obt_xml_close(i);
 250                 }
 251                 else {
 252                     g_message(_("Unable to find a valid config file, using some simple defaults"));
 253                     config_file = NULL;
 254                 }
 255
 256                 if (config_file) {
 257                     gchar *p = g_filename_to_utf8(config_file, -1,
 258                                                   NULL, NULL, NULL);
 259                     if (p)
 260                         OBT_PROP_SETS(obt_root(ob_screen), OB_CONFIG_FILE,
 261                                       utf8, p);
 262                     g_free(p);
 263                 }
 264                 else
 265                     OBT_PROP_ERASE(obt_root(ob_screen), OB_CONFIG_FILE);
 266
 267                 /* we're done with parsing now, kill it */
 268                 obt_xml_instance_unref(i);
 269             }
 270
 271             /* load the theme specified in the rc file */
 272             {
 273                 RrTheme *theme;
 274                 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
 275                                         config_font_activewindow,
 276                                         config_font_inactivewindow,
 277                                         config_font_menutitle,
 278                                         config_font_menuitem,
 279                                         config_font_activeosd,
 280                                         config_font_inactiveosd)))
 281                 {
 282                     RrThemeFree(ob_rr_theme);
 283                     ob_rr_theme = theme;
 284                 }
 285                 if (ob_rr_theme == NULL)
 286                     ob_exit_with_error(_("Unable to load a theme."));
 287
 288                 OBT_PROP_SETS(obt_root(ob_screen),
 289                               OB_THEME, utf8, ob_rr_theme->name);
 290             }
 291
 292             if (reconfigure) {
 293                 GList *it;
 294
 295                 /* update all existing windows for the new theme */
 296                 for (it = client_list; it; it = g_list_next(it)) {
 297                     ObClient *c = it->data;
 298                     frame_adjust_theme(c->frame);
 299                 }
 300             }
 301             event_startup(reconfigure);
 302             /* focus_backup is used for stacking, so this needs to come before
 303                anything that calls stacking_add */
 304             sn_startup(reconfigure);
 305             window_startup(reconfigure);
 306             focus_startup(reconfigure);
 307             focus_cycle_startup(reconfigure);
 308             focus_cycle_indicator_startup(reconfigure);
 309             focus_cycle_popup_startup(reconfigure);
 310             screen_startup(reconfigure);
 311             grab_startup(reconfigure);
 312             group_startup(reconfigure);
 313             ping_startup(reconfigure);
 314             client_startup(reconfigure);
 315             dock_startup(reconfigure);
 316             moveresize_startup(reconfigure);
 317             keyboard_startup(reconfigure);
 318             mouse_startup(reconfigure);
 319             menu_frame_startup(reconfigure);
 320             menu_startup(reconfigure);
 321             prompt_startup(reconfigure);
 322
 323             if (!reconfigure) {
 324                 guint32 xid;
 325                 ObWindow *w;
 326
 327                 /* get all the existing windows */
 328                 window_manage_all();
 329                 focus_nothing();
 330
 331                 /* focus what was focused if a wm was already running */
 332                 if (OBT_PROP_GET32(obt_root(ob_screen),
 333                                    NET_ACTIVE_WINDOW, WINDOW, &xid) &&
 334                     (w = window_find(xid)) && WINDOW_IS_CLIENT(w))
 335                 {
 336                     client_focus(WINDOW_AS_CLIENT(w));
 337                 }
 338             } else {
 339                 GList *it;
 340
 341                 /* redecorate all existing windows */
 342                 for (it = client_list; it; it = g_list_next(it)) {
 343                     ObClient *c = it->data;
 344
 345                     /* the new config can change the window's decorations */
 346                     client_setup_decor_and_functions(c, FALSE);
 347                     /* redraw the frames */
 348                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
 349                     /* the decor sizes may have changed, so the windows may
 350                        end up in new positions */
 351                     client_reconfigure(c, FALSE);
 352                 }
 353             }
 354
 355             reconfigure = FALSE;
 356
 357             ob_set_state(OB_STATE_RUNNING);
 358
 359             /* look for parsing errors */
 360             {
 361                 xmlErrorPtr e = xmlGetLastError();
 362                 if (e) {
 363                     gchar *m;
 364
 365                     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);
 366                     xmlprompt =
 367                         prompt_show_message(m, _("Openbox Syntax Error"), _("Close"));
 368                     g_free(m);
 369                     xmlResetError(e);
 370                 }
 371             }
 372
 373             obt_main_loop_run(ob_main_loop);
 374             ob_set_state(reconfigure ?
 375                          OB_STATE_RECONFIGURING : OB_STATE_EXITING);
 376
 377             if (xmlprompt) {
 378                 prompt_unref(xmlprompt);
 379                 xmlprompt = NULL;
 380             }
 381
 382             if (!reconfigure)
 383                 window_unmanage_all();
 384
 385             prompt_shutdown(reconfigure);
 386             menu_shutdown(reconfigure);
 387             menu_frame_shutdown(reconfigure);
 388             mouse_shutdown(reconfigure);
 389             keyboard_shutdown(reconfigure);
 390             moveresize_shutdown(reconfigure);
 391             dock_shutdown(reconfigure);
 392             client_shutdown(reconfigure);
 393             ping_shutdown(reconfigure);
 394             group_shutdown(reconfigure);
 395             grab_shutdown(reconfigure);
 396             screen_shutdown(reconfigure);
 397             focus_cycle_popup_shutdown(reconfigure);
 398             focus_cycle_indicator_shutdown(reconfigure);
 399             focus_cycle_shutdown(reconfigure);
 400             focus_shutdown(reconfigure);
 401             window_shutdown(reconfigure);
 402             sn_shutdown(reconfigure);
 403             event_shutdown(reconfigure);
 404             config_shutdown();
 405             actions_shutdown(reconfigure);
 406
 407             /* Free the key codes for built in keys */
 408             g_free(keys[OB_KEY_RETURN]);
 409             g_free(keys[OB_KEY_ESCAPE]);
 410             g_free(keys[OB_KEY_LEFT]);
 411             g_free(keys[OB_KEY_RIGHT]);
 412             g_free(keys[OB_KEY_UP]);
 413             g_free(keys[OB_KEY_DOWN]);
 414             g_free(keys[OB_KEY_TAB]);
 415             g_free(keys[OB_KEY_SPACE]);
 416             g_free(keys[OB_KEY_HOME]);
 417             g_free(keys[OB_KEY_END]);
 418         } while (reconfigure);
 419     }
 420
 421     XSync(obt_display, FALSE);
 422
 423     RrThemeFree(ob_rr_theme);
 424     RrImageCacheUnref(ob_rr_icons);
 425     RrInstanceFree(ob_rr_inst);
 426
 427     session_shutdown(being_replaced);
 428
 429     obt_display_close();
 430
 431     if (restart) {
 432         ob_debug_shutdown();
 433         if (restart_path != NULL) {
 434             gint argcp;
 435             gchar **argvp;
 436             GError *err = NULL;
 437
 438             /* run other window manager */
 439             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
 440                 execvp(argvp[0], argvp);
 441                 g_strfreev(argvp);
 442             } else {
 443                 g_message(
 444                     _("Restart failed to execute new executable \"%s\": %s"),
 445                     restart_path, err->message);
 446                 g_error_free(err);
 447             }
 448         }
 449
 450         /* we remove the session arguments from argv, so put them back,
 451            also don't restore the session on restart */
 452         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
 453             gchar **nargv;
 454             gint i, l;
 455
 456             l = argc + 1 +
 457                 (ob_sm_save_file != NULL ? 2 : 0) +
 458                 (ob_sm_id != NULL ? 2 : 0);
 459             nargv = g_new0(gchar*, l+1);
 460             for (i = 0; i < argc; ++i)
 461                 nargv[i] = argv[i];
 462
 463             if (ob_sm_save_file != NULL) {
 464                 nargv[i++] = g_strdup("--sm-save-file");
 465                 nargv[i++] = ob_sm_save_file;
 466             }
 467             if (ob_sm_id != NULL) {
 468                 nargv[i++] = g_strdup("--sm-client-id");
 469                 nargv[i++] = ob_sm_id;
 470             }
 471             nargv[i++] = g_strdup("--sm-no-load");
 472             g_assert(i == l);
 473             argv = nargv;
 474         }
 475
 476         /* re-run me */
 477         execvp(argv[0], argv); /* try how we were run */
 478         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
 479     }
 480
 481     /* free stuff passed in from the command line or environment */
 482     g_free(ob_sm_save_file);
 483     g_free(ob_sm_id);
 484     g_free(program_name);
 485
 486     if (!restart)
 487         ob_debug_shutdown();
 488
 489     return exitcode;
 490 }
 491
 492 static void signal_handler(gint signal, gpointer data)
 493 {
 494     switch (signal) {
 495     case SIGUSR1:
 496         ob_debug("Caught signal %d. Restarting.", signal);
 497         ob_restart();
 498         break;
 499     case SIGUSR2:
 500         ob_debug("Caught signal %d. Reconfiguring.", signal);
 501         ob_reconfigure();
 502         break;
 503     case SIGCHLD:
 504         /* reap children */
 505         while (waitpid(-1, NULL, WNOHANG) > 0);
 506         break;
 507     default:
 508         ob_debug("Caught signal %d. Exiting.", signal);
 509         /* TERM and INT return a 0 code */
 510         ob_exit(!(signal == SIGTERM || signal == SIGINT));
 511     }
 512 }
 513
 514 static void print_version(void)
 515 {
 516     g_print("Openbox %s\n", PACKAGE_VERSION);
 517     g_print(_("Copyright (c)"));
 518     g_print(" 2008        Mikael Magnusson\n");
 519     g_print(_("Copyright (c)"));
 520     g_print(" 2003-2006   Dana Jansens\n\n");
 521     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
 522     g_print("This is free software, and you are welcome to redistribute it\n");
 523     g_print("under certain conditions. See the file COPYING for details.\n\n");
 524 }
 525
 526 static void print_help(void)
 527 {
 528     g_print(_("Syntax: openbox [options]\n"));
 529     g_print(_("\nOptions:\n"));
 530     g_print(_("  --help              Display this help and exit\n"));
 531     g_print(_("  --version           Display the version and exit\n"));
 532     g_print(_("  --replace           Replace the currently running window manager\n"));
 533     /* TRANSLATORS: if you translate "FILE" here, make sure to keep the "Specify..."
 534        aligned still, if you have to, make a new line with \n and 22 spaces. It's
 535        fine to leave it as FILE though. */
 536     g_print(_("  --config-file FILE  Specify the path to the config file to use\n"));
 537     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
 538     g_print(_("\nPassing messages to a running Openbox instance:\n"));
 539     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
 540     g_print(_("  --restart           Restart Openbox\n"));
 541     g_print(_("  --exit              Exit Openbox\n"));
 542     g_print(_("\nDebugging options:\n"));
 543     g_print(_("  --sync              Run in synchronous mode\n"));
 544     g_print(_("  --debug             Display debugging output\n"));
 545     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
 546     g_print(_("  --debug-session     Display debugging output for session management\n"));
 547     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
 548     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
 549 }
 550
 551 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
 552 {
 553     gint i;
 554
 555     for (i = index; i < *argc - num; ++i)
 556         argv[i] = argv[i+num];
 557     for (; i < *argc; ++i)
 558         argv[i] = NULL;
 559     *argc -= num;
 560 }
 561
 562 static void parse_env(void)
 563 {
 564     const gchar *id;
 565
 566     /* unset this so we don't pass it on unknowingly */
 567     unsetenv("DESKTOP_STARTUP_ID");
 568
 569     /* this is how gnome-session passes in a session client id */
 570     id = g_getenv("DESKTOP_AUTOSTART_ID");
 571     if (id) {
 572         unsetenv("DESKTOP_AUTOSTART_ID");
 573         if (ob_sm_id) g_free(ob_sm_id);
 574         ob_sm_id = g_strdup(id);
 575         ob_debug_type(OB_DEBUG_SM,
 576                       "DESKTOP_AUTOSTART_ID %s supercedes --sm-client-id\n",
 577                       ob_sm_id);
 578     }
 579 }
 580
 581 static void parse_args(gint *argc, gchar **argv)
 582 {
 583     gint i;
 584
 585     for (i = 1; i < *argc; ++i) {
 586         if (!strcmp(argv[i], "--version")) {
 587             print_version();
 588             exit(0);
 589         }
 590         else if (!strcmp(argv[i], "--help")) {
 591             print_help();
 592             exit(0);
 593         }
 594         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
 595             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
 596         }
 597         else if (!strcmp(argv[i], "--replace")) {
 598             ob_replace_wm = TRUE;
 599             remove_args(argc, argv, i, 1);
 600             --i; /* this arg was removed so go back */
 601         }
 602         else if (!strcmp(argv[i], "--sync")) {
 603             xsync = TRUE;
 604         }
 605         else if (!strcmp(argv[i], "--debug")) {
 606             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 607             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 608         }
 609         else if (!strcmp(argv[i], "--debug-focus")) {
 610             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
 611         }
 612         else if (!strcmp(argv[i], "--debug-session")) {
 613             ob_debug_enable(OB_DEBUG_SM, TRUE);
 614         }
 615         else if (!strcmp(argv[i], "--debug-xinerama")) {
 616             ob_debug_xinerama = TRUE;
 617         }
 618         else if (!strcmp(argv[i], "--reconfigure")) {
 619             remote_control = 1;
 620         }
 621         else if (!strcmp(argv[i], "--restart")) {
 622             remote_control = 2;
 623         }
 624         else if (!strcmp(argv[i], "--exit")) {
 625             remote_control = 3;
 626         }
 627         else if (!strcmp(argv[i], "--config-file")) {
 628             if (i == *argc - 1) /* no args left */
 629                 g_printerr(_("--config-file requires an argument\n"));
 630             else {
 631                 /* this will be in the current locale encoding, which is
 632                    what we want */
 633                 config_file = argv[i+1];
 634                 ++i; /* skip the argument */
 635                 ob_debug("--config-file %s", config_file);
 636             }
 637         }
 638         else if (!strcmp(argv[i], "--sm-save-file")) {
 639             if (i == *argc - 1) /* no args left */
 640                 /* not translated cuz it's sekret */
 641                 g_printerr("--sm-save-file requires an argument\n");
 642             else {
 643                 ob_sm_save_file = g_strdup(argv[i+1]);
 644                 remove_args(argc, argv, i, 2);
 645                 --i; /* this arg was removed so go back */
 646                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
 647                               ob_sm_save_file);
 648             }
 649         }
 650         else if (!strcmp(argv[i], "--sm-client-id")) {
 651             if (i == *argc - 1) /* no args left */
 652                 /* not translated cuz it's sekret */
 653                 g_printerr("--sm-client-id requires an argument\n");
 654             else {
 655                 ob_sm_id = g_strdup(argv[i+1]);
 656                 remove_args(argc, argv, i, 2);
 657                 --i; /* this arg was removed so go back */
 658                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
 659             }
 660         }
 661         else if (!strcmp(argv[i], "--sm-disable")) {
 662             ob_sm_use = FALSE;
 663         }
 664         else if (!strcmp(argv[i], "--sm-no-load")) {
 665             ob_sm_restore = FALSE;
 666             remove_args(argc, argv, i, 1);
 667             --i; /* this arg was removed so go back */
 668         }
 669         else {
 670             /* this is a memleak.. oh well.. heh */
 671             gchar *err = g_strdup_printf
 672                 (_("Invalid command line argument \"%s\"\n"), argv[i]);
 673             ob_exit_with_error(err);
 674         }
 675     }
 676 }
 677
 678 static Cursor load_cursor(const gchar *name, guint fontval)
 679 {
 680     Cursor c = None;
 681
 682 #if USE_XCURSOR
 683     c = XcursorLibraryLoadCursor(obt_display, name);
 684 #endif
 685     if (c == None)
 686         c = XCreateFontCursor(obt_display, fontval);
 687     return c;
 688 }
 689
 690 void ob_exit_with_error(const gchar *msg)
 691 {
 692     g_message("%s", msg);
 693     session_shutdown(TRUE);
 694     exit(EXIT_FAILURE);
 695 }
 696
 697 void ob_restart_other(const gchar *path)
 698 {
 699     restart_path = g_strdup(path);
 700     ob_restart();
 701 }
 702
 703 void ob_restart(void)
 704 {
 705     restart = TRUE;
 706     ob_exit(0);
 707 }
 708
 709 void ob_reconfigure(void)
 710 {
 711     reconfigure = TRUE;
 712     ob_exit(0);
 713 }
 714
 715 void ob_exit(gint code)
 716 {
 717     exitcode = code;
 718     obt_main_loop_exit(ob_main_loop);
 719 }
 720
 721 void ob_exit_replace(void)
 722 {
 723     exitcode = 0;
 724     being_replaced = TRUE;
 725     obt_main_loop_exit(ob_main_loop);
 726 }
 727
 728 Cursor ob_cursor(ObCursor cursor)
 729 {
 730     g_assert(cursor < OB_NUM_CURSORS);
 731     return cursors[cursor];
 732 }
 733
 734 gboolean ob_keycode_match(KeyCode code, ObKey key)
 735 {
 736     KeyCode *k;
 737
 738     g_assert(key < OB_NUM_KEYS);
 739     for (k = keys[key]; *k; ++k)
 740         if (*k == code) return TRUE;
 741     return FALSE;
 742 }
 743
 744 ObState ob_state(void)
 745 {
 746     return state;
 747 }
 748
 749 void ob_set_state(ObState s)
 750 {
 751     state = s;
 752 }