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 "modkeys.h"
  25 #include "event.h"
  26 #include "menu.h"
  27 #include "client.h"
  28 #include "xerror.h"
  29 #include "prop.h"
  30 #include "screen.h"
  31 #include "startupnotify.h"
  32 #include "focus.h"
  33 #include "focus_cycle.h"
  34 #include "focus_cycle_indicator.h"
  35 #include "focus_cycle_popup.h"
  36 #include "moveresize.h"
  37 #include "frame.h"
  38 #include "keyboard.h"
  39 #include "mouse.h"
  40 #include "extensions.h"
  41 #include "menuframe.h"
  42 #include "grab.h"
  43 #include "group.h"
  44 #include "propwin.h"
  45 #include "config.h"
  46 #include "mainloop.h"
  47 #include "gettext.h"
  48 #include "parser/parse.h"
  49 #include "render/render.h"
  50 #include "render/theme.h"
  51
  52 #ifdef HAVE_FCNTL_H
  53 #  include <fcntl.h>
  54 #endif
  55 #ifdef HAVE_SIGNAL_H
  56 #  include <signal.h>
  57 #endif
  58 #ifdef HAVE_STDLIB_H
  59 #  include <stdlib.h>
  60 #endif
  61 #ifdef HAVE_LOCALE_H
  62 #  include <locale.h>
  63 #endif
  64 #ifdef HAVE_SYS_STAT_H
  65 #  include <sys/stat.h>
  66 #  include <sys/types.h>
  67 #endif
  68 #ifdef HAVE_SYS_WAIT_H
  69 #  include <sys/types.h>
  70 #  include <sys/wait.h>
  71 #endif
  72 #ifdef HAVE_UNISTD_H
  73 #  include <unistd.h>
  74 #endif
  75 #include <errno.h>
  76
  77 #include <X11/cursorfont.h>
  78 #if USE_XCURSOR
  79 #include <X11/Xcursor/Xcursor.h>
  80 #endif
  81
  82 #include <X11/Xlib.h>
  83 #include <X11/keysym.h>
  84
  85
  86 RrInstance *ob_rr_inst;
  87 RrTheme    *ob_rr_theme;
  88 ObMainLoop *ob_main_loop;
  89 Display    *ob_display;
  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
 109 static void signal_handler(gint signal, gpointer data);
 110 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
 111 static void parse_env();
 112 static void parse_args(gint *argc, gchar **argv);
 113 static Cursor load_cursor(const gchar *name, guint fontval);
 114
 115 gint main(gint argc, gchar **argv)
 116 {
 117     gchar *program_name;
 118
 119     state = OB_STATE_STARTING;
 120
 121     /* initialize the locale */
 122     if (!setlocale(LC_ALL, ""))
 123         g_message("Couldn't set locale from environment.");
 124     bindtextdomain(PACKAGE_NAME, LOCALEDIR);
 125     bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
 126     textdomain(PACKAGE_NAME);
 127
 128     if (chdir(g_get_home_dir()) == -1)
 129         g_message(_("Unable to change to home directory '%s': %s"),
 130                   g_get_home_dir(), g_strerror(errno));
 131
 132     /* parse the command line args, which can change the argv[0] */
 133     parse_args(&argc, argv);
 134     /* parse the environment variables */
 135     parse_env();
 136
 137     program_name = g_path_get_basename(argv[0]);
 138     g_set_prgname(program_name);
 139
 140     if (!remote_control) {
 141         parse_paths_startup();
 142
 143         session_startup(argc, argv);
 144     }
 145
 146
 147     ob_display = XOpenDisplay(NULL);
 148     if (ob_display == NULL)
 149         ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
 150     if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
 151         ob_exit_with_error("Failed to set display as close-on-exec");
 152
 153     if (remote_control) {
 154         prop_startup();
 155
 156         /* Send client message telling the OB process to:
 157          * remote_control = 1 -> reconfigure
 158          * remote_control = 2 -> restart */
 159         PROP_MSG(RootWindow(ob_display, ob_screen),
 160                  ob_control, remote_control, 0, 0, 0);
 161         XCloseDisplay(ob_display);
 162         exit(EXIT_SUCCESS);
 163     }
 164
 165     ob_main_loop = ob_main_loop_new(ob_display);
 166
 167     /* set up signal handler */
 168     ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
 169     ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
 170     ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
 171     ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
 172     ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
 173     ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
 174     ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
 175
 176     ob_screen = DefaultScreen(ob_display);
 177
 178     ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
 179     if (ob_rr_inst == NULL)
 180         ob_exit_with_error(_("Failed to initialize the obrender library."));
 181
 182     XSynchronize(ob_display, xsync);
 183
 184     /* check for locale support */
 185     if (!XSupportsLocale())
 186         g_message(_("X server does not support locale."));
 187     if (!XSetLocaleModifiers(""))
 188         g_message(_("Cannot set locale modifiers for the X server."));
 189
 190     /* set our error handler */
 191     XSetErrorHandler(xerror_handler);
 192
 193     /* set the DISPLAY environment variable for any lauched children, to the
 194        display we're using, so they open in the right place. */
 195     putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
 196
 197     /* create available cursors */
 198     cursors[OB_CURSOR_NONE] = None;
 199     cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
 200     cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
 201     cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
 202     cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
 203     cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
 204     cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
 205                                                XC_top_right_corner);
 206     cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
 207     cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
 208                                                XC_bottom_right_corner);
 209     cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
 210     cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
 211                                                XC_bottom_left_corner);
 212     cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
 213     cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
 214                                                XC_top_left_corner);
 215
 216
 217     prop_startup(); /* get atoms values for the display */
 218     extensions_query_all(); /* find which extensions are present */
 219
 220     if (screen_annex()) { /* it will be ours! */
 221         do {
 222             modkeys_startup(reconfigure);
 223
 224             /* get the keycodes for keys we use */
 225             keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
 226             keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
 227             keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
 228             keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
 229             keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
 230             keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
 231
 232             {
 233                 ObParseInst *i;
 234                 xmlDocPtr doc;
 235                 xmlNodePtr node;
 236
 237                 /* startup the parsing so everything can register sections
 238                    of the rc */
 239                 i = parse_startup();
 240
 241                 /* start up config which sets up with the parser */
 242                 config_startup(i);
 243
 244                 /* parse/load user options */
 245                 if (parse_load_rc(NULL, &doc, &node)) {
 246                     parse_tree(i, doc, node->xmlChildrenNode);
 247                     parse_close(doc);
 248                 } else
 249                     g_message(_("Unable to find a valid config file, using some simple defaults"));
 250
 251 /*
 252                 if (config_type != NULL)
 253                     PROP_SETS(RootWindow(ob_display, ob_screen),
 254                               ob_config, config_type);
 255 */
 256
 257                 /* we're done with parsing now, kill it */
 258                 parse_shutdown(i);
 259             }
 260
 261             /* load the theme specified in the rc file */
 262             {
 263                 RrTheme *theme;
 264                 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
 265                                         config_font_activewindow,
 266                                         config_font_inactivewindow,
 267                                         config_font_menutitle,
 268                                         config_font_menuitem,
 269                                         config_font_osd)))
 270                 {
 271                     RrThemeFree(ob_rr_theme);
 272                     ob_rr_theme = theme;
 273                 }
 274                 if (ob_rr_theme == NULL)
 275                     ob_exit_with_error(_("Unable to load a theme."));
 276
 277                 PROP_SETS(RootWindow(ob_display, ob_screen),
 278                           ob_theme, ob_rr_theme->name);
 279             }
 280
 281             if (reconfigure) {
 282                 GList *it;
 283
 284                 /* update all existing windows for the new theme */
 285                 for (it = client_list; it; it = g_list_next(it)) {
 286                     ObClient *c = it->data;
 287                     frame_adjust_theme(c->frame);
 288                 }
 289             }
 290             event_startup(reconfigure);
 291             /* focus_backup is used for stacking, so this needs to come before
 292                anything that calls stacking_add */
 293             focus_startup(reconfigure);
 294             focus_cycle_startup(reconfigure);
 295             focus_cycle_indicator_startup(reconfigure);
 296             focus_cycle_popup_startup(reconfigure);
 297             window_startup(reconfigure);
 298             sn_startup(reconfigure);
 299             screen_startup(reconfigure);
 300             grab_startup(reconfigure);
 301             propwin_startup(reconfigure);
 302             group_startup(reconfigure);
 303             client_startup(reconfigure);
 304             dock_startup(reconfigure);
 305             moveresize_startup(reconfigure);
 306             keyboard_startup(reconfigure);
 307             mouse_startup(reconfigure);
 308             menu_frame_startup(reconfigure);
 309             menu_startup(reconfigure);
 310
 311             if (!reconfigure) {
 312                 guint32 xid;
 313                 ObWindow *w;
 314
 315                 /* get all the existing windows */
 316                 client_manage_all();
 317                 focus_nothing();
 318
 319                 /* focus what was focused if a wm was already running */
 320                 if (PROP_GET32(RootWindow(ob_display, ob_screen),
 321                                net_active_window, window, &xid) &&
 322                     (w = g_hash_table_lookup(window_map, &xid)) &&
 323                     WINDOW_IS_CLIENT(w))
 324                 {
 325                     client_focus(WINDOW_AS_CLIENT(w));
 326                 }
 327             } else {
 328                 GList *it;
 329
 330                 /* redecorate all existing windows */
 331                 for (it = client_list; it; it = g_list_next(it)) {
 332                     ObClient *c = it->data;
 333                     Strut oldsize, newsize;
 334                     gint dx, dy;
 335
 336                     oldsize = c->frame->size;
 337                     dx = dy = 0;
 338
 339                     /* the new config can change the window's decorations */
 340                     client_setup_decor_and_functions(c, TRUE);
 341                     /* redraw the frames */
 342                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
 343
 344                     /* move windows if their decorations are a new size, based
 345                        on their gravity */
 346                     newsize = c->frame->size;
 347
 348                     /* x coord */
 349                     switch (c->gravity) {
 350                     case NorthWestGravity:
 351                     case WestGravity:
 352                     case SouthWestGravity:
 353                         break;
 354                     case NorthGravity:
 355                     case CenterGravity:
 356                     case SouthGravity:
 357                         dx = (newsize.left - oldsize.left +
 358                               oldsize.right - newsize.right) / 2;
 359                         break;
 360                     case NorthEastGravity:
 361                     case EastGravity:
 362                     case SouthEastGravity:
 363                         dx = -(newsize.left - oldsize.left +
 364                                newsize.right - oldsize.right);
 365
 366                         break;
 367                     case StaticGravity:
 368                         dx = -(newsize.left - oldsize.left);
 369                         break;
 370                     }
 371
 372                     /* y coord */
 373                     switch (c->gravity) {
 374                     case NorthWestGravity:
 375                     case NorthGravity:
 376                     case NorthEastGravity:
 377                         break;
 378                     case WestGravity:
 379                     case CenterGravity:
 380                     case EastGravity:
 381                         dy = (newsize.top - oldsize.top +
 382                               oldsize.bottom - newsize.bottom) / 2;
 383                         break;
 384                     case SouthWestGravity:
 385                     case SouthGravity:
 386                     case SouthEastGravity:
 387                         dy = -(newsize.top - oldsize.top +
 388                                newsize.bottom - oldsize.bottom);
 389
 390                         break;
 391                     case StaticGravity:
 392                         dx = -(newsize.top - oldsize.top);
 393                         break;
 394                     }
 395
 396                     if (dx || dy)
 397                         client_move(c, c->area.x + dx, c->area.y + dy);
 398                 }
 399             }
 400
 401             reconfigure = FALSE;
 402
 403             state = OB_STATE_RUNNING;
 404             ob_main_loop_run(ob_main_loop);
 405             state = OB_STATE_EXITING;
 406
 407             if (!reconfigure) {
 408                 dock_remove_all();
 409                 client_unmanage_all();
 410             }
 411
 412             menu_shutdown(reconfigure);
 413             menu_frame_shutdown(reconfigure);
 414             mouse_shutdown(reconfigure);
 415             keyboard_shutdown(reconfigure);
 416             moveresize_shutdown(reconfigure);
 417             dock_shutdown(reconfigure);
 418             client_shutdown(reconfigure);
 419             group_shutdown(reconfigure);
 420             propwin_shutdown(reconfigure);
 421             grab_shutdown(reconfigure);
 422             screen_shutdown(reconfigure);
 423             focus_cycle_popup_shutdown(reconfigure);
 424             focus_cycle_indicator_shutdown(reconfigure);
 425             focus_cycle_shutdown(reconfigure);
 426             focus_shutdown(reconfigure);
 427             sn_shutdown(reconfigure);
 428             window_shutdown(reconfigure);
 429             event_shutdown(reconfigure);
 430             config_shutdown();
 431             modkeys_shutdown(reconfigure);
 432         } while (reconfigure);
 433     }
 434
 435     XSync(ob_display, FALSE);
 436
 437     RrThemeFree(ob_rr_theme);
 438     RrInstanceFree(ob_rr_inst);
 439
 440     session_shutdown(being_replaced);
 441
 442     XCloseDisplay(ob_display);
 443
 444     parse_paths_shutdown();
 445
 446     if (restart) {
 447         if (restart_path != NULL) {
 448             gint argcp;
 449             gchar **argvp;
 450             GError *err = NULL;
 451
 452             /* run other window manager */
 453             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
 454                 execvp(argvp[0], argvp);
 455                 g_strfreev(argvp);
 456             } else {
 457                 g_message(
 458                     _("Restart failed to execute new executable '%s': %s"),
 459                     restart_path, err->message);
 460                 g_error_free(err);
 461             }
 462         }
 463
 464         /* we remove the session arguments from argv, so put them back,
 465            also don't restore the session on restart */
 466         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
 467             gchar **nargv;
 468             gint i, l;
 469
 470             l = argc + 1 +
 471                 (ob_sm_save_file != NULL ? 2 : 0) +
 472                 (ob_sm_id != NULL ? 2 : 0);
 473             nargv = g_new0(gchar*, l+1);
 474             for (i = 0; i < argc; ++i)
 475                 nargv[i] = argv[i];
 476
 477             if (ob_sm_save_file != NULL) {
 478                 nargv[i++] = g_strdup("--sm-save-file");
 479                 nargv[i++] = ob_sm_save_file;
 480             }
 481             if (ob_sm_id != NULL) {
 482                 nargv[i++] = g_strdup("--sm-client-id");
 483                 nargv[i++] = ob_sm_id;
 484             }
 485             nargv[i++] = g_strdup("--sm-no-load");
 486             g_assert(i == l);
 487             argv = nargv;
 488         }
 489
 490         /* re-run me */
 491         execvp(argv[0], argv); /* try how we were run */
 492         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
 493     }
 494
 495     /* free stuff passed in from the command line or environment */
 496     g_free(ob_sm_save_file);
 497     g_free(ob_sm_id);
 498     g_free(program_name);
 499
 500     return exitcode;
 501 }
 502
 503 static void signal_handler(gint signal, gpointer data)
 504 {
 505     switch (signal) {
 506     case SIGUSR1:
 507         ob_debug("Caught signal %d. Restarting.\n", signal);
 508         ob_restart();
 509         break;
 510     case SIGUSR2:
 511         ob_debug("Caught signal %d. Reconfiguring.\n", signal);
 512         ob_reconfigure();
 513         break;
 514     case SIGCHLD:
 515         /* reap children */
 516         while (waitpid(-1, NULL, WNOHANG) > 0);
 517         break;
 518     default:
 519         ob_debug("Caught signal %d. Exiting.\n", signal);
 520         /* TERM and INT return a 0 code */
 521         ob_exit(!(signal == SIGTERM || signal == SIGINT));
 522     }
 523 }
 524
 525 static void print_version()
 526 {
 527     g_print("Openbox %s\n", PACKAGE_VERSION);
 528     g_print(_("Copyright (c)"));
 529     g_print(" 2007        Mikael Magnusson\n");
 530     g_print(_("Copyright (c)"));
 531     g_print(" 2003-2007   Dana Jansens\n\n");
 532     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
 533     g_print("This is free software, and you are welcome to redistribute it\n");
 534     g_print("under certain conditions. See the file COPYING for details.\n\n");
 535 }
 536
 537 static void print_help()
 538 {
 539     g_print(_("Syntax: openbox [options]\n"));
 540     g_print(_("\nOptions:\n"));
 541     g_print(_("  --help              Display this help and exit\n"));
 542     g_print(_("  --version           Display the version and exit\n"));
 543     g_print(_("  --replace           Replace the currently running window manager\n"));
 544     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
 545     g_print(_("\nPassing messages to a running Openbox instance:\n"));
 546     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
 547     g_print(_("  --restart           Restart Openbox\n"));
 548     g_print(_("\nDebugging options:\n"));
 549     g_print(_("  --sync              Run in synchronous mode\n"));
 550     g_print(_("  --debug             Display debugging output\n"));
 551     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
 552     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
 553     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
 554 }
 555
 556 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
 557 {
 558     gint i;
 559
 560     for (i = index; i < *argc - num; ++i)
 561         argv[i] = argv[i+num];
 562     for (; i < *argc; ++i)
 563         argv[i] = NULL;
 564     *argc -= num;
 565 }
 566
 567 static void parse_env()
 568 {
 569     /* unset this so we don't pass it on unknowingly */
 570     unsetenv("DESKTOP_STARTUP_ID");
 571 }
 572
 573 static void parse_args(gint *argc, gchar **argv)
 574 {
 575     gint i;
 576
 577     for (i = 1; i < *argc; ++i) {
 578         if (!strcmp(argv[i], "--version")) {
 579             print_version();
 580             exit(0);
 581         }
 582         else if (!strcmp(argv[i], "--help")) {
 583             print_help();
 584             exit(0);
 585         }
 586         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
 587             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
 588         }
 589         else if (!strcmp(argv[i], "--replace")) {
 590             ob_replace_wm = TRUE;
 591             remove_args(argc, argv, i, 1);
 592             --i; /* this arg was removed so go back */
 593         }
 594         else if (!strcmp(argv[i], "--sync")) {
 595             xsync = TRUE;
 596         }
 597         else if (!strcmp(argv[i], "--debug")) {
 598             ob_debug_show_output(TRUE);
 599             ob_debug_enable(OB_DEBUG_SM, TRUE);
 600             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 601         }
 602         else if (!strcmp(argv[i], "--debug-focus")) {
 603             ob_debug_show_output(TRUE);
 604             ob_debug_enable(OB_DEBUG_SM, TRUE);
 605             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 606             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
 607         }
 608         else if (!strcmp(argv[i], "--debug-xinerama")) {
 609             ob_debug_xinerama = TRUE;
 610         }
 611         else if (!strcmp(argv[i], "--reconfigure")) {
 612             remote_control = 1;
 613         } else if (!strcmp(argv[i], "--restart")) {
 614             remote_control = 2;
 615         }
 616         else if (!strcmp(argv[i], "--sm-save-file")) {
 617             if (i == *argc - 1) /* no args left */
 618                 /* not translated cuz it's sekret */
 619                 g_printerr("--sm-save-file requires an argument\n");
 620             else {
 621                 ob_sm_save_file = g_strdup(argv[i+1]);
 622                 remove_args(argc, argv, i, 2);
 623                 --i; /* this arg was removed so go back */
 624                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
 625                               ob_sm_save_file);
 626             }
 627         }
 628         else if (!strcmp(argv[i], "--sm-client-id")) {
 629             if (i == *argc - 1) /* no args left */
 630                 /* not translated cuz it's sekret */
 631                 g_printerr("--sm-client-id requires an argument\n");
 632             else {
 633                 ob_sm_id = g_strdup(argv[i+1]);
 634                 remove_args(argc, argv, i, 2);
 635                 --i; /* this arg was removed so go back */
 636                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
 637             }
 638         }
 639         else if (!strcmp(argv[i], "--sm-disable")) {
 640             ob_sm_use = FALSE;
 641         }
 642         else if (!strcmp(argv[i], "--sm-no-load")) {
 643             ob_sm_restore = FALSE;
 644             remove_args(argc, argv, i, 1);
 645             --i; /* this arg was removed so go back */
 646         }
 647         else {
 648             /* this is a memleak.. oh well.. heh */
 649             gchar *err = g_strdup_printf
 650                 (_("Invalid command line argument '%s'\n"), argv[i]);
 651             ob_exit_with_error(err);
 652         }
 653     }
 654 }
 655
 656 static Cursor load_cursor(const gchar *name, guint fontval)
 657 {
 658     Cursor c = None;
 659
 660 #if USE_XCURSOR
 661     c = XcursorLibraryLoadCursor(ob_display, name);
 662 #endif
 663     if (c == None)
 664         c = XCreateFontCursor(ob_display, fontval);
 665     return c;
 666 }
 667
 668 void ob_exit_with_error(const gchar *msg)
 669 {
 670     g_message(msg);
 671     session_shutdown(TRUE);
 672     exit(EXIT_FAILURE);
 673 }
 674
 675 void ob_restart_other(const gchar *path)
 676 {
 677     restart_path = g_strdup(path);
 678     ob_restart();
 679 }
 680
 681 void ob_restart()
 682 {
 683     restart = TRUE;
 684     ob_exit(0);
 685 }
 686
 687 void ob_reconfigure()
 688 {
 689     reconfigure = TRUE;
 690     ob_exit(0);
 691 }
 692
 693 void ob_exit(gint code)
 694 {
 695     exitcode = code;
 696     ob_main_loop_exit(ob_main_loop);
 697 }
 698
 699 void ob_exit_replace()
 700 {
 701     exitcode = 0;
 702     being_replaced = TRUE;
 703     ob_main_loop_exit(ob_main_loop);
 704 }
 705
 706 Cursor ob_cursor(ObCursor cursor)
 707 {
 708     g_assert(cursor < OB_NUM_CURSORS);
 709     return cursors[cursor];
 710 }
 711
 712 KeyCode ob_keycode(ObKey key)
 713 {
 714     g_assert(key < OB_NUM_KEYS);
 715     return keys[key];
 716 }
 717
 718 ObState ob_state()
 719 {
 720     return state;
 721 }