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     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             if (reconfigure) obt_keyboard_reload();
 215
 216             /* get the keycodes for keys we use */
 217             keys[OB_KEY_RETURN] = obt_keyboard_keysym_to_keycode(XK_Return);
 218             keys[OB_KEY_ESCAPE] = obt_keyboard_keysym_to_keycode(XK_Escape);
 219             keys[OB_KEY_LEFT] = obt_keyboard_keysym_to_keycode(XK_Left);
 220             keys[OB_KEY_RIGHT] = obt_keyboard_keysym_to_keycode(XK_Right);
 221             keys[OB_KEY_UP] = obt_keyboard_keysym_to_keycode(XK_Up);
 222             keys[OB_KEY_DOWN] = obt_keyboard_keysym_to_keycode(XK_Down);
 223             keys[OB_KEY_TAB] = obt_keyboard_keysym_to_keycode(XK_Tab);
 224             keys[OB_KEY_SPACE] = obt_keyboard_keysym_to_keycode(XK_space);
 225
 226             {
 227                 ObtParseInst *i;
 228
 229                 /* startup the parsing so everything can register sections
 230                    of the rc */
 231                 i = obt_parse_instance_new();
 232
 233                 /* register all the available actions */
 234                 actions_startup(reconfigure);
 235                 /* start up config which sets up with the parser */
 236                 config_startup(i);
 237
 238                 /* parse/load user options */
 239                 if ((config_file &&
 240                      obt_parse_load_file(i, config_file, "openbox_config")) ||
 241                     obt_parse_load_config_file(i, "openbox", "rc.xml",
 242                                                "openbox_config"))
 243                 {
 244                     obt_parse_tree_from_root(i);
 245                     obt_parse_close(i);
 246                 }
 247                 else {
 248                     g_message(_("Unable to find a valid config file, using some simple defaults"));
 249                     config_file = NULL;
 250                 }
 251
 252                 if (config_file) {
 253                     gchar *p = g_filename_to_utf8(config_file, -1,
 254                                                   NULL, NULL, NULL);
 255                     if (p)
 256                         OBT_PROP_SETS(obt_root(ob_screen), OB_CONFIG_FILE,
 257                                       utf8, p);
 258                     g_free(p);
 259                 }
 260                 else
 261                     OBT_PROP_ERASE(obt_root(ob_screen), OB_CONFIG_FILE);
 262
 263                 /* we're done with parsing now, kill it */
 264                 obt_parse_instance_unref(i);
 265             }
 266
 267             /* load the theme specified in the rc file */
 268             {
 269                 RrTheme *theme;
 270                 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
 271                                         config_font_activewindow,
 272                                         config_font_inactivewindow,
 273                                         config_font_menutitle,
 274                                         config_font_menuitem,
 275                                         config_font_osd)))
 276                 {
 277                     RrThemeFree(ob_rr_theme);
 278                     ob_rr_theme = theme;
 279                 }
 280                 if (ob_rr_theme == NULL)
 281                     ob_exit_with_error(_("Unable to load a theme."));
 282
 283                 OBT_PROP_SETS(obt_root(ob_screen),
 284                               OB_THEME, utf8, ob_rr_theme->name);
 285             }
 286
 287             if (reconfigure) {
 288                 GList *it;
 289
 290                 /* update all existing windows for the new theme */
 291                 for (it = client_list; it; it = g_list_next(it)) {
 292                     ObClient *c = it->data;
 293                     frame_adjust_theme(c->frame);
 294                 }
 295             }
 296             event_startup(reconfigure);
 297             /* focus_backup is used for stacking, so this needs to come before
 298                anything that calls stacking_add */
 299             sn_startup(reconfigure);
 300             window_startup(reconfigure);
 301             focus_startup(reconfigure);
 302             focus_cycle_startup(reconfigure);
 303             focus_cycle_indicator_startup(reconfigure);
 304             focus_cycle_popup_startup(reconfigure);
 305             screen_startup(reconfigure);
 306             grab_startup(reconfigure);
 307             group_startup(reconfigure);
 308             ping_startup(reconfigure);
 309             prompt_startup(reconfigure);
 310             client_startup(reconfigure);
 311             dock_startup(reconfigure);
 312             moveresize_startup(reconfigure);
 313             keyboard_startup(reconfigure);
 314             mouse_startup(reconfigure);
 315             menu_frame_startup(reconfigure);
 316             menu_startup(reconfigure);
 317
 318             if (!reconfigure) {
 319                 guint32 xid;
 320                 ObWindow *w;
 321
 322                 /* get all the existing windows */
 323                 window_manage_all();
 324                 focus_nothing();
 325
 326                 /* focus what was focused if a wm was already running */
 327                 if (OBT_PROP_GET32(obt_root(ob_screen),
 328                                    NET_ACTIVE_WINDOW, WINDOW, &xid) &&
 329                     (w = window_find(xid)) && WINDOW_IS_CLIENT(w))
 330                 {
 331                     client_focus(WINDOW_AS_CLIENT(w));
 332                 }
 333             } else {
 334                 GList *it;
 335
 336                 /* redecorate all existing windows */
 337                 for (it = client_list; it; it = g_list_next(it)) {
 338                     ObClient *c = it->data;
 339
 340                     /* the new config can change the window's decorations */
 341                     client_setup_decor_and_functions(c, FALSE);
 342                     /* redraw the frames */
 343                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
 344                     /* the decor sizes may have changed, so the windows may
 345                        end up in new positions */
 346                     client_reconfigure(c, FALSE);
 347                 }
 348             }
 349
 350             reconfigure = FALSE;
 351
 352             state = OB_STATE_RUNNING;
 353             obt_main_loop_run(ob_main_loop);
 354             state = OB_STATE_EXITING;
 355
 356             if (!reconfigure)
 357                 window_unmanage_all();
 358
 359             menu_shutdown(reconfigure);
 360             menu_frame_shutdown(reconfigure);
 361             mouse_shutdown(reconfigure);
 362             keyboard_shutdown(reconfigure);
 363             moveresize_shutdown(reconfigure);
 364             dock_shutdown(reconfigure);
 365             client_shutdown(reconfigure);
 366             prompt_shutdown(reconfigure);
 367             ping_shutdown(reconfigure);
 368             group_shutdown(reconfigure);
 369             grab_shutdown(reconfigure);
 370             screen_shutdown(reconfigure);
 371             focus_cycle_popup_shutdown(reconfigure);
 372             focus_cycle_indicator_shutdown(reconfigure);
 373             focus_cycle_shutdown(reconfigure);
 374             focus_shutdown(reconfigure);
 375             window_shutdown(reconfigure);
 376             sn_shutdown(reconfigure);
 377             event_shutdown(reconfigure);
 378             config_shutdown();
 379             actions_shutdown(reconfigure);
 380         } while (reconfigure);
 381     }
 382
 383     XSync(obt_display, FALSE);
 384
 385     RrThemeFree(ob_rr_theme);
 386     RrImageCacheUnref(ob_rr_icons);
 387     RrInstanceFree(ob_rr_inst);
 388
 389     session_shutdown(being_replaced);
 390
 391     obt_display_close();
 392
 393     if (restart) {
 394         if (restart_path != NULL) {
 395             gint argcp;
 396             gchar **argvp;
 397             GError *err = NULL;
 398
 399             /* run other window manager */
 400             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
 401                 execvp(argvp[0], argvp);
 402                 g_strfreev(argvp);
 403             } else {
 404                 g_message(
 405                     _("Restart failed to execute new executable \"%s\": %s"),
 406                     restart_path, err->message);
 407                 g_error_free(err);
 408             }
 409         }
 410
 411         /* we remove the session arguments from argv, so put them back,
 412            also don't restore the session on restart */
 413         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
 414             gchar **nargv;
 415             gint i, l;
 416
 417             l = argc + 1 +
 418                 (ob_sm_save_file != NULL ? 2 : 0) +
 419                 (ob_sm_id != NULL ? 2 : 0);
 420             nargv = g_new0(gchar*, l+1);
 421             for (i = 0; i < argc; ++i)
 422                 nargv[i] = argv[i];
 423
 424             if (ob_sm_save_file != NULL) {
 425                 nargv[i++] = g_strdup("--sm-save-file");
 426                 nargv[i++] = ob_sm_save_file;
 427             }
 428             if (ob_sm_id != NULL) {
 429                 nargv[i++] = g_strdup("--sm-client-id");
 430                 nargv[i++] = ob_sm_id;
 431             }
 432             nargv[i++] = g_strdup("--sm-no-load");
 433             g_assert(i == l);
 434             argv = nargv;
 435         }
 436
 437         /* re-run me */
 438         execvp(argv[0], argv); /* try how we were run */
 439         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
 440     }
 441
 442     /* free stuff passed in from the command line or environment */
 443     g_free(ob_sm_save_file);
 444     g_free(ob_sm_id);
 445     g_free(program_name);
 446
 447     ob_debug_shutdown();
 448
 449     return exitcode;
 450 }
 451
 452 static void signal_handler(gint signal, gpointer data)
 453 {
 454     switch (signal) {
 455     case SIGUSR1:
 456         ob_debug("Caught signal %d. Restarting.", signal);
 457         ob_restart();
 458         break;
 459     case SIGUSR2:
 460         ob_debug("Caught signal %d. Reconfiguring.", signal);
 461         ob_reconfigure();
 462         break;
 463     case SIGCHLD:
 464         /* reap children */
 465         while (waitpid(-1, NULL, WNOHANG) > 0);
 466         break;
 467     default:
 468         ob_debug("Caught signal %d. Exiting.", signal);
 469         /* TERM and INT return a 0 code */
 470         ob_exit(!(signal == SIGTERM || signal == SIGINT));
 471     }
 472 }
 473
 474 static void print_version(void)
 475 {
 476     g_print("Openbox %s\n", PACKAGE_VERSION);
 477     g_print(_("Copyright (c)"));
 478     g_print(" 2008        Mikael Magnusson\n");
 479     g_print(_("Copyright (c)"));
 480     g_print(" 2003-2006   Dana Jansens\n\n");
 481     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
 482     g_print("This is free software, and you are welcome to redistribute it\n");
 483     g_print("under certain conditions. See the file COPYING for details.\n\n");
 484 }
 485
 486 static void print_help(void)
 487 {
 488     g_print(_("Syntax: openbox [options]\n"));
 489     g_print(_("\nOptions:\n"));
 490     g_print(_("  --help              Display this help and exit\n"));
 491     g_print(_("  --version           Display the version and exit\n"));
 492     g_print(_("  --replace           Replace the currently running window manager\n"));
 493     /* TRANSLATORS: if you translate "FILE" here, make sure to keep the "Specify..."
 494        aligned still, if you have to, make a new line with \n and 22 spaces. It's
 495        fine to leave it as FILE though. */
 496     g_print(_("  --config-file FILE  Specify the path to the config file to use\n"));
 497     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
 498     g_print(_("\nPassing messages to a running Openbox instance:\n"));
 499     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
 500     g_print(_("  --restart           Restart Openbox\n"));
 501     g_print(_("  --exit              Exit Openbox\n"));
 502     g_print(_("\nDebugging options:\n"));
 503     g_print(_("  --sync              Run in synchronous mode\n"));
 504     g_print(_("  --debug             Display debugging output\n"));
 505     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
 506     g_print(_("  --debug-session     Display debugging output for session managment\n"));
 507     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
 508     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
 509 }
 510
 511 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
 512 {
 513     gint i;
 514
 515     for (i = index; i < *argc - num; ++i)
 516         argv[i] = argv[i+num];
 517     for (; i < *argc; ++i)
 518         argv[i] = NULL;
 519     *argc -= num;
 520 }
 521
 522 static void parse_env(void)
 523 {
 524     /* unset this so we don't pass it on unknowingly */
 525     unsetenv("DESKTOP_STARTUP_ID");
 526 }
 527
 528 static void parse_args(gint *argc, gchar **argv)
 529 {
 530     gint i;
 531
 532     for (i = 1; i < *argc; ++i) {
 533         if (!strcmp(argv[i], "--version")) {
 534             print_version();
 535             exit(0);
 536         }
 537         else if (!strcmp(argv[i], "--help")) {
 538             print_help();
 539             exit(0);
 540         }
 541         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
 542             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
 543         }
 544         else if (!strcmp(argv[i], "--replace")) {
 545             ob_replace_wm = TRUE;
 546             remove_args(argc, argv, i, 1);
 547             --i; /* this arg was removed so go back */
 548         }
 549         else if (!strcmp(argv[i], "--sync")) {
 550             xsync = TRUE;
 551         }
 552         else if (!strcmp(argv[i], "--debug")) {
 553             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 554             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 555         }
 556         else if (!strcmp(argv[i], "--debug-focus")) {
 557             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 558             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 559             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
 560         }
 561         else if (!strcmp(argv[i], "--debug-session")) {
 562             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 563             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 564             ob_debug_enable(OB_DEBUG_SM, TRUE);
 565         }
 566         else if (!strcmp(argv[i], "--debug-xinerama")) {
 567             ob_debug_xinerama = TRUE;
 568         }
 569         else if (!strcmp(argv[i], "--reconfigure")) {
 570             remote_control = 1;
 571         }
 572         else if (!strcmp(argv[i], "--restart")) {
 573             remote_control = 2;
 574         }
 575         else if (!strcmp(argv[i], "--exit")) {
 576             remote_control = 3;
 577         }
 578         else if (!strcmp(argv[i], "--config-file")) {
 579             if (i == *argc - 1) /* no args left */
 580                 g_printerr(_("--config-file requires an argument\n"));
 581             else {
 582                 /* this will be in the current locale encoding, which is
 583                    what we want */
 584                 config_file = argv[i+1];
 585                 ++i; /* skip the argument */
 586                 ob_debug("--config-file %s\n", config_file);
 587             }
 588         }
 589         else if (!strcmp(argv[i], "--sm-save-file")) {
 590             if (i == *argc - 1) /* no args left */
 591                 /* not translated cuz it's sekret */
 592                 g_printerr("--sm-save-file requires an argument\n");
 593             else {
 594                 ob_sm_save_file = g_strdup(argv[i+1]);
 595                 remove_args(argc, argv, i, 2);
 596                 --i; /* this arg was removed so go back */
 597                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
 598                               ob_sm_save_file);
 599             }
 600         }
 601         else if (!strcmp(argv[i], "--sm-client-id")) {
 602             if (i == *argc - 1) /* no args left */
 603                 /* not translated cuz it's sekret */
 604                 g_printerr("--sm-client-id requires an argument\n");
 605             else {
 606                 ob_sm_id = g_strdup(argv[i+1]);
 607                 remove_args(argc, argv, i, 2);
 608                 --i; /* this arg was removed so go back */
 609                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
 610             }
 611         }
 612         else if (!strcmp(argv[i], "--sm-disable")) {
 613             ob_sm_use = FALSE;
 614         }
 615         else if (!strcmp(argv[i], "--sm-no-load")) {
 616             ob_sm_restore = FALSE;
 617             remove_args(argc, argv, i, 1);
 618             --i; /* this arg was removed so go back */
 619         }
 620         else {
 621             /* this is a memleak.. oh well.. heh */
 622             gchar *err = g_strdup_printf
 623                 (_("Invalid command line argument \"%s\"\n"), argv[i]);
 624             ob_exit_with_error(err);
 625         }
 626     }
 627 }
 628
 629 static Cursor load_cursor(const gchar *name, guint fontval)
 630 {
 631     Cursor c = None;
 632
 633 #if USE_XCURSOR
 634     c = XcursorLibraryLoadCursor(obt_display, name);
 635 #endif
 636     if (c == None)
 637         c = XCreateFontCursor(obt_display, fontval);
 638     return c;
 639 }
 640
 641 void ob_exit_with_error(const gchar *msg)
 642 {
 643     g_message(msg);
 644     session_shutdown(TRUE);
 645     exit(EXIT_FAILURE);
 646 }
 647
 648 void ob_restart_other(const gchar *path)
 649 {
 650     restart_path = g_strdup(path);
 651     ob_restart();
 652 }
 653
 654 void ob_restart(void)
 655 {
 656     restart = TRUE;
 657     ob_exit(0);
 658 }
 659
 660 void ob_reconfigure(void)
 661 {
 662     reconfigure = TRUE;
 663     ob_exit(0);
 664 }
 665
 666 void ob_exit(gint code)
 667 {
 668     exitcode = code;
 669     obt_main_loop_exit(ob_main_loop);
 670 }
 671
 672 void ob_exit_replace(void)
 673 {
 674     exitcode = 0;
 675     being_replaced = TRUE;
 676     obt_main_loop_exit(ob_main_loop);
 677 }
 678
 679 Cursor ob_cursor(ObCursor cursor)
 680 {
 681     g_assert(cursor < OB_NUM_CURSORS);
 682     return cursors[cursor];
 683 }
 684
 685 KeyCode ob_keycode(ObKey key)
 686 {
 687     g_assert(key < OB_NUM_KEYS);
 688     return keys[key];
 689 }
 690
 691 ObState ob_state(void)
 692 {
 693     return state;
 694 }