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     /* parse the command line args, which can change the argv[0] */
 132     parse_args(&argc, argv);
 133     /* parse the environment variables */
 134     parse_env();
 135
 136     program_name = g_path_get_basename(argv[0]);
 137     g_set_prgname(program_name);
 138
 139     if (!remote_control)
 140         session_startup(argc, argv);
 141
 142     if (!obt_display_open(NULL))
 143         ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
 144
 145     if (remote_control) {
 146         /* Send client message telling the OB process to:
 147          * remote_control = 1 -> reconfigure
 148          * remote_control = 2 -> restart */
 149         OBT_PROP_MSG(ob_screen, obt_root(ob_screen),
 150                      OB_CONTROL, remote_control, 0, 0, 0, 0);
 151         obt_display_close(obt_display);
 152         exit(EXIT_SUCCESS);
 153     }
 154
 155     ob_main_loop = obt_main_loop_new();
 156
 157     /* set up signal handler */
 158     obt_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL,NULL);
 159     obt_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL,NULL);
 160     obt_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL,NULL);
 161     obt_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler,  NULL,NULL);
 162     obt_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler,  NULL,NULL);
 163     obt_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL,NULL);
 164     obt_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL,NULL);
 165
 166     ob_screen = DefaultScreen(obt_display);
 167
 168     ob_rr_inst = RrInstanceNew(obt_display, ob_screen);
 169     if (ob_rr_inst == NULL)
 170         ob_exit_with_error(_("Failed to initialize the obrender library."));
 171     ob_rr_icons = RrImageCacheNew();
 172
 173     XSynchronize(obt_display, xsync);
 174
 175     /* check for locale support */
 176     if (!XSupportsLocale())
 177         g_message(_("X server does not support locale."));
 178     if (!XSetLocaleModifiers(""))
 179         g_message(_("Cannot set locale modifiers for the X server."));
 180
 181     /* set the DISPLAY environment variable for any lauched children, to the
 182        display we're using, so they open in the right place. */
 183     setenv("DISPLAY", DisplayString(obt_display), TRUE);
 184
 185     /* create available cursors */
 186     cursors[OB_CURSOR_NONE] = None;
 187     cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
 188     cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
 189     cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
 190     cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
 191     cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
 192     cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
 193                                                XC_top_right_corner);
 194     cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
 195     cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
 196                                                XC_bottom_right_corner);
 197     cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
 198     cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
 199                                                XC_bottom_left_corner);
 200     cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
 201     cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
 202                                                XC_top_left_corner);
 203
 204     if (screen_annex()) { /* it will be ours! */
 205         do {
 206             if (reconfigure) obt_keyboard_reload();
 207
 208             /* get the keycodes for keys we use */
 209             keys[OB_KEY_RETURN] = obt_keyboard_keysym_to_keycode(XK_Return);
 210             keys[OB_KEY_ESCAPE] = obt_keyboard_keysym_to_keycode(XK_Escape);
 211             keys[OB_KEY_LEFT] = obt_keyboard_keysym_to_keycode(XK_Left);
 212             keys[OB_KEY_RIGHT] = obt_keyboard_keysym_to_keycode(XK_Right);
 213             keys[OB_KEY_UP] = obt_keyboard_keysym_to_keycode(XK_Up);
 214             keys[OB_KEY_DOWN] = obt_keyboard_keysym_to_keycode(XK_Down);
 215             keys[OB_KEY_TAB] = obt_keyboard_keysym_to_keycode(XK_Tab);
 216             keys[OB_KEY_SPACE] = obt_keyboard_keysym_to_keycode(XK_space);
 217
 218             {
 219                 ObtParseInst *i;
 220
 221                 /* startup the parsing so everything can register sections
 222                    of the rc */
 223                 i = obt_parse_instance_new();
 224
 225                 /* register all the available actions */
 226                 actions_startup(reconfigure);
 227                 /* start up config which sets up with the parser */
 228                 config_startup(i);
 229
 230                 /* parse/load user options */
 231                 if ((config_file &&
 232                      obt_parse_load_file(i, config_file, "openbox_config")) ||
 233                     obt_parse_load_config_file(i, "openbox", "rc.xml",
 234                                                "openbox_config"))
 235                 {
 236                     obt_parse_tree_from_root(i);
 237                     obt_parse_close(i);
 238                 }
 239                 else {
 240                     g_message(_("Unable to find a valid config file, using some simple defaults"));
 241                     config_file = NULL;
 242                 }
 243
 244                 if (config_file) {
 245                     gchar *p = g_filename_to_utf8(config_file, -1,
 246                                                   NULL, NULL, NULL);
 247                     if (p)
 248                         OBT_PROP_SETS(obt_root(ob_screen), OB_CONFIG_FILE,
 249                                       utf8, p);
 250                     g_free(p);
 251                 }
 252                 else
 253                     OBT_PROP_ERASE(obt_root(ob_screen), OB_CONFIG_FILE);
 254
 255                 /* we're done with parsing now, kill it */
 256                 obt_parse_instance_unref(i);
 257             }
 258
 259             /* load the theme specified in the rc file */
 260             {
 261                 RrTheme *theme;
 262                 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
 263                                         config_font_activewindow,
 264                                         config_font_inactivewindow,
 265                                         config_font_menutitle,
 266                                         config_font_menuitem,
 267                                         config_font_osd)))
 268                 {
 269                     RrThemeFree(ob_rr_theme);
 270                     ob_rr_theme = theme;
 271                 }
 272                 if (ob_rr_theme == NULL)
 273                     ob_exit_with_error(_("Unable to load a theme."));
 274
 275                 OBT_PROP_SETS(obt_root(ob_screen),
 276                               OB_THEME, utf8, ob_rr_theme->name);
 277             }
 278
 279             if (reconfigure) {
 280                 GList *it;
 281
 282                 /* update all existing windows for the new theme */
 283                 for (it = client_list; it; it = g_list_next(it)) {
 284                     ObClient *c = it->data;
 285                     frame_adjust_theme(c->frame);
 286                 }
 287             }
 288             event_startup(reconfigure);
 289             /* focus_backup is used for stacking, so this needs to come before
 290                anything that calls stacking_add */
 291             sn_startup(reconfigure);
 292             window_startup(reconfigure);
 293             focus_startup(reconfigure);
 294             focus_cycle_startup(reconfigure);
 295             focus_cycle_indicator_startup(reconfigure);
 296             focus_cycle_popup_startup(reconfigure);
 297             screen_startup(reconfigure);
 298             grab_startup(reconfigure);
 299             group_startup(reconfigure);
 300             ping_startup(reconfigure);
 301             prompt_startup(reconfigure);
 302             client_startup(reconfigure);
 303             dock_startup(reconfigure);
 304             moveresize_startup(reconfigure);
 305             keyboard_startup(reconfigure);
 306             mouse_startup(reconfigure);
 307             menu_frame_startup(reconfigure);
 308             menu_startup(reconfigure);
 309
 310             if (!reconfigure) {
 311                 guint32 xid;
 312                 ObWindow *w;
 313
 314                 /* get all the existing windows */
 315                 window_manage_all();
 316                 focus_nothing();
 317
 318                 /* focus what was focused if a wm was already running */
 319                 if (OBT_PROP_GET32(obt_root(ob_screen),
 320                                    NET_ACTIVE_WINDOW, WINDOW, &xid) &&
 321                     (w = window_find(xid)) && WINDOW_IS_CLIENT(w))
 322                 {
 323                     client_focus(WINDOW_AS_CLIENT(w));
 324                 }
 325             } else {
 326                 GList *it;
 327
 328                 /* redecorate all existing windows */
 329                 for (it = client_list; it; it = g_list_next(it)) {
 330                     ObClient *c = it->data;
 331
 332                     /* the new config can change the window's decorations */
 333                     client_setup_decor_and_functions(c, FALSE);
 334                     /* redraw the frames */
 335                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
 336                     /* the decor sizes may have changed, so the windows may
 337                        end up in new positions */
 338                     client_reconfigure(c, FALSE);
 339                 }
 340             }
 341
 342             reconfigure = FALSE;
 343
 344             state = OB_STATE_RUNNING;
 345             obt_main_loop_run(ob_main_loop);
 346             state = OB_STATE_EXITING;
 347
 348             if (!reconfigure)
 349                 window_unmanage_all();
 350
 351             menu_shutdown(reconfigure);
 352             menu_frame_shutdown(reconfigure);
 353             mouse_shutdown(reconfigure);
 354             keyboard_shutdown(reconfigure);
 355             moveresize_shutdown(reconfigure);
 356             dock_shutdown(reconfigure);
 357             client_shutdown(reconfigure);
 358             prompt_shutdown(reconfigure);
 359             ping_shutdown(reconfigure);
 360             group_shutdown(reconfigure);
 361             grab_shutdown(reconfigure);
 362             screen_shutdown(reconfigure);
 363             focus_cycle_popup_shutdown(reconfigure);
 364             focus_cycle_indicator_shutdown(reconfigure);
 365             focus_cycle_shutdown(reconfigure);
 366             focus_shutdown(reconfigure);
 367             window_shutdown(reconfigure);
 368             sn_shutdown(reconfigure);
 369             event_shutdown(reconfigure);
 370             config_shutdown();
 371             actions_shutdown(reconfigure);
 372         } while (reconfigure);
 373     }
 374
 375     XSync(obt_display, FALSE);
 376
 377     RrThemeFree(ob_rr_theme);
 378     RrImageCacheUnref(ob_rr_icons);
 379     RrInstanceFree(ob_rr_inst);
 380
 381     session_shutdown(being_replaced);
 382
 383     obt_display_close(obt_display);
 384
 385     if (restart) {
 386         if (restart_path != NULL) {
 387             gint argcp;
 388             gchar **argvp;
 389             GError *err = NULL;
 390
 391             /* run other window manager */
 392             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
 393                 execvp(argvp[0], argvp);
 394                 g_strfreev(argvp);
 395             } else {
 396                 g_message(
 397                     _("Restart failed to execute new executable '%s': %s"),
 398                     restart_path, err->message);
 399                 g_error_free(err);
 400             }
 401         }
 402
 403         /* we remove the session arguments from argv, so put them back,
 404            also don't restore the session on restart */
 405         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
 406             gchar **nargv;
 407             gint i, l;
 408
 409             l = argc + 1 +
 410                 (ob_sm_save_file != NULL ? 2 : 0) +
 411                 (ob_sm_id != NULL ? 2 : 0);
 412             nargv = g_new0(gchar*, l+1);
 413             for (i = 0; i < argc; ++i)
 414                 nargv[i] = argv[i];
 415
 416             if (ob_sm_save_file != NULL) {
 417                 nargv[i++] = g_strdup("--sm-save-file");
 418                 nargv[i++] = ob_sm_save_file;
 419             }
 420             if (ob_sm_id != NULL) {
 421                 nargv[i++] = g_strdup("--sm-client-id");
 422                 nargv[i++] = ob_sm_id;
 423             }
 424             nargv[i++] = g_strdup("--sm-no-load");
 425             g_assert(i == l);
 426             argv = nargv;
 427         }
 428
 429         /* re-run me */
 430         execvp(argv[0], argv); /* try how we were run */
 431         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
 432     }
 433
 434     /* free stuff passed in from the command line or environment */
 435     g_free(ob_sm_save_file);
 436     g_free(ob_sm_id);
 437     g_free(program_name);
 438
 439     ob_debug_shutdown();
 440
 441     return exitcode;
 442 }
 443
 444 static void signal_handler(gint signal, gpointer data)
 445 {
 446     switch (signal) {
 447     case SIGUSR1:
 448         ob_debug("Caught signal %d. Restarting.", signal);
 449         ob_restart();
 450         break;
 451     case SIGUSR2:
 452         ob_debug("Caught signal %d. Reconfiguring.", signal);
 453         ob_reconfigure();
 454         break;
 455     case SIGCHLD:
 456         /* reap children */
 457         while (waitpid(-1, NULL, WNOHANG) > 0);
 458         break;
 459     default:
 460         ob_debug("Caught signal %d. Exiting.", signal);
 461         /* TERM and INT return a 0 code */
 462         ob_exit(!(signal == SIGTERM || signal == SIGINT));
 463     }
 464 }
 465
 466 static void print_version()
 467 {
 468     g_print("Openbox %s\n", PACKAGE_VERSION);
 469     g_print(_("Copyright (c)"));
 470     g_print(" 2008        Mikael Magnusson\n");
 471     g_print(_("Copyright (c)"));
 472     g_print(" 2003-2006   Dana Jansens\n\n");
 473     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
 474     g_print("This is free software, and you are welcome to redistribute it\n");
 475     g_print("under certain conditions. See the file COPYING for details.\n\n");
 476 }
 477
 478 static void print_help()
 479 {
 480     g_print(_("Syntax: openbox [options]\n"));
 481     g_print(_("\nOptions:\n"));
 482     g_print(_("  --help              Display this help and exit\n"));
 483     g_print(_("  --version           Display the version and exit\n"));
 484     g_print(_("  --replace           Replace the currently running window manager\n"));
 485     g_print(_("  --config-file FILE  Specify the path to the config file to use\n"));
 486     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
 487     g_print(_("\nPassing messages to a running Openbox instance:\n"));
 488     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
 489     g_print(_("  --restart           Restart Openbox\n"));
 490     g_print(_("  --exit              Exit Openbox\n"));
 491     g_print(_("\nDebugging options:\n"));
 492     g_print(_("  --sync              Run in synchronous mode\n"));
 493     g_print(_("  --debug             Display debugging output\n"));
 494     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
 495     g_print(_("  --debug-session     Display debugging output for session managment\n"));
 496     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
 497     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
 498 }
 499
 500 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
 501 {
 502     gint i;
 503
 504     for (i = index; i < *argc - num; ++i)
 505         argv[i] = argv[i+num];
 506     for (; i < *argc; ++i)
 507         argv[i] = NULL;
 508     *argc -= num;
 509 }
 510
 511 static void parse_env()
 512 {
 513     /* unset this so we don't pass it on unknowingly */
 514     unsetenv("DESKTOP_STARTUP_ID");
 515 }
 516
 517 static void parse_args(gint *argc, gchar **argv)
 518 {
 519     gint i;
 520
 521     for (i = 1; i < *argc; ++i) {
 522         if (!strcmp(argv[i], "--version")) {
 523             print_version();
 524             exit(0);
 525         }
 526         else if (!strcmp(argv[i], "--help")) {
 527             print_help();
 528             exit(0);
 529         }
 530         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
 531             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
 532         }
 533         else if (!strcmp(argv[i], "--replace")) {
 534             ob_replace_wm = TRUE;
 535             remove_args(argc, argv, i, 1);
 536             --i; /* this arg was removed so go back */
 537         }
 538         else if (!strcmp(argv[i], "--sync")) {
 539             xsync = TRUE;
 540         }
 541         else if (!strcmp(argv[i], "--debug")) {
 542             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 543             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 544         }
 545         else if (!strcmp(argv[i], "--debug-focus")) {
 546             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 547             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 548             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
 549         }
 550         else if (!strcmp(argv[i], "--debug-session")) {
 551             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 552             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 553             ob_debug_enable(OB_DEBUG_SM, TRUE);
 554         }
 555         else if (!strcmp(argv[i], "--debug-xinerama")) {
 556             ob_debug_xinerama = TRUE;
 557         }
 558         else if (!strcmp(argv[i], "--reconfigure")) {
 559             remote_control = 1;
 560         }
 561         else if (!strcmp(argv[i], "--restart")) {
 562             remote_control = 2;
 563         }
 564         else if (!strcmp(argv[i], "--exit")) {
 565             remote_control = 3;
 566         }
 567         else if (!strcmp(argv[i], "--config-file")) {
 568             if (i == *argc - 1) /* no args left */
 569                 g_printerr(_("--config-file requires an argument\n"));
 570             else {
 571                 /* this will be in the current locale encoding, which is
 572                    what we want */
 573                 config_file = argv[i+1];
 574                 ++i; /* skip the argument */
 575                 ob_debug("--config-file %s\n", config_file);
 576             }
 577         }
 578         else if (!strcmp(argv[i], "--sm-save-file")) {
 579             if (i == *argc - 1) /* no args left */
 580                 /* not translated cuz it's sekret */
 581                 g_printerr("--sm-save-file requires an argument\n");
 582             else {
 583                 ob_sm_save_file = g_strdup(argv[i+1]);
 584                 remove_args(argc, argv, i, 2);
 585                 --i; /* this arg was removed so go back */
 586                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
 587                               ob_sm_save_file);
 588             }
 589         }
 590         else if (!strcmp(argv[i], "--sm-client-id")) {
 591             if (i == *argc - 1) /* no args left */
 592                 /* not translated cuz it's sekret */
 593                 g_printerr("--sm-client-id requires an argument\n");
 594             else {
 595                 ob_sm_id = g_strdup(argv[i+1]);
 596                 remove_args(argc, argv, i, 2);
 597                 --i; /* this arg was removed so go back */
 598                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
 599             }
 600         }
 601         else if (!strcmp(argv[i], "--sm-disable")) {
 602             ob_sm_use = FALSE;
 603         }
 604         else if (!strcmp(argv[i], "--sm-no-load")) {
 605             ob_sm_restore = FALSE;
 606             remove_args(argc, argv, i, 1);
 607             --i; /* this arg was removed so go back */
 608         }
 609         else {
 610             /* this is a memleak.. oh well.. heh */
 611             gchar *err = g_strdup_printf
 612                 (_("Invalid command line argument '%s'\n"), argv[i]);
 613             ob_exit_with_error(err);
 614         }
 615     }
 616 }
 617
 618 static Cursor load_cursor(const gchar *name, guint fontval)
 619 {
 620     Cursor c = None;
 621
 622 #if USE_XCURSOR
 623     c = XcursorLibraryLoadCursor(obt_display, name);
 624 #endif
 625     if (c == None)
 626         c = XCreateFontCursor(obt_display, fontval);
 627     return c;
 628 }
 629
 630 void ob_exit_with_error(const gchar *msg)
 631 {
 632     g_message(msg);
 633     session_shutdown(TRUE);
 634     exit(EXIT_FAILURE);
 635 }
 636
 637 void ob_restart_other(const gchar *path)
 638 {
 639     restart_path = g_strdup(path);
 640     ob_restart();
 641 }
 642
 643 void ob_restart()
 644 {
 645     restart = TRUE;
 646     ob_exit(0);
 647 }
 648
 649 void ob_reconfigure()
 650 {
 651     reconfigure = TRUE;
 652     ob_exit(0);
 653 }
 654
 655 void ob_exit(gint code)
 656 {
 657     exitcode = code;
 658     obt_main_loop_exit(ob_main_loop);
 659 }
 660
 661 void ob_exit_replace()
 662 {
 663     exitcode = 0;
 664     being_replaced = TRUE;
 665     obt_main_loop_exit(ob_main_loop);
 666 }
 667
 668 Cursor ob_cursor(ObCursor cursor)
 669 {
 670     g_assert(cursor < OB_NUM_CURSORS);
 671     return cursors[cursor];
 672 }
 673
 674 KeyCode ob_keycode(ObKey key)
 675 {
 676     g_assert(key < OB_NUM_KEYS);
 677     return keys[key];
 678 }
 679
 680 ObState ob_state()
 681 {
 682     return state;
 683 }