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     obt_main_loop_signal_add(ob_main_loop, SIGTTIN, signal_handler, NULL,NULL);
 170     obt_main_loop_signal_add(ob_main_loop, SIGTTOU, signal_handler, NULL,NULL);
 171
 172     ob_screen = DefaultScreen(obt_display);
 173
 174     ob_rr_inst = RrInstanceNew(obt_display, ob_screen);
 175     if (ob_rr_inst == NULL)
 176         ob_exit_with_error(_("Failed to initialize the obrender library."));
 177     /* Saving 3 resizes of an RrImage makes a lot of sense for icons, as there
 178        are generally 3 icon sizes needed: the titlebar icon, the menu icon,
 179        and the alt-tab icon
 180     */
 181     ob_rr_icons = RrImageCacheNew(3);
 182
 183     XSynchronize(obt_display, xsync);
 184
 185     /* check for locale support */
 186     if (!XSupportsLocale())
 187         g_message(_("X server does not support locale."));
 188     if (!XSetLocaleModifiers(""))
 189         g_message(_("Cannot set locale modifiers for the X server."));
 190
 191     /* set the DISPLAY environment variable for any lauched children, to the
 192        display we're using, so they open in the right place. */
 193     setenv("DISPLAY", DisplayString(obt_display), TRUE);
 194
 195     /* create available cursors */
 196     cursors[OB_CURSOR_NONE] = None;
 197     cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
 198     cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
 199     cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
 200     cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
 201     cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
 202     cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
 203                                                XC_top_right_corner);
 204     cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
 205     cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
 206                                                XC_bottom_right_corner);
 207     cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
 208     cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
 209                                                XC_bottom_left_corner);
 210     cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
 211     cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
 212                                                XC_top_left_corner);
 213
 214     if (screen_annex()) { /* it will be ours! */
 215         do {
 216             ObPrompt *xmlprompt = NULL;
 217
 218             if (reconfigure) obt_keyboard_reload();
 219
 220             /* get the keycodes for keys we use */
 221             keys[OB_KEY_RETURN] = obt_keyboard_keysym_to_keycode(XK_Return);
 222             keys[OB_KEY_ESCAPE] = obt_keyboard_keysym_to_keycode(XK_Escape);
 223             keys[OB_KEY_LEFT] = obt_keyboard_keysym_to_keycode(XK_Left);
 224             keys[OB_KEY_RIGHT] = obt_keyboard_keysym_to_keycode(XK_Right);
 225             keys[OB_KEY_UP] = obt_keyboard_keysym_to_keycode(XK_Up);
 226             keys[OB_KEY_DOWN] = obt_keyboard_keysym_to_keycode(XK_Down);
 227             keys[OB_KEY_TAB] = obt_keyboard_keysym_to_keycode(XK_Tab);
 228             keys[OB_KEY_SPACE] = obt_keyboard_keysym_to_keycode(XK_space);
 229             keys[OB_KEY_HOME] = obt_keyboard_keysym_to_keycode(XK_Home);
 230             keys[OB_KEY_END] = obt_keyboard_keysym_to_keycode(XK_End);
 231
 232             {
 233                 ObtXmlInst *i;
 234
 235                 /* startup the parsing so everything can register sections
 236                    of the rc */
 237                 i = obt_xml_instance_new();
 238
 239                 /* register all the available actions */
 240                 actions_startup(reconfigure);
 241                 /* start up config which sets up with the parser */
 242                 config_startup(i);
 243
 244                 /* parse/load user options */
 245                 if ((config_file &&
 246                      obt_xml_load_file(i, config_file, "openbox_config")) ||
 247                     obt_xml_load_config_file(i, "openbox", "rc.xml",
 248                                              "openbox_config"))
 249                 {
 250                     obt_xml_tree_from_root(i);
 251                     obt_xml_close(i);
 252                 }
 253                 else {
 254                     g_message(_("Unable to find a valid config file, using some simple defaults"));
 255                     config_file = NULL;
 256                 }
 257
 258                 if (config_file) {
 259                     gchar *p = g_filename_to_utf8(config_file, -1,
 260                                                   NULL, NULL, NULL);
 261                     if (p)
 262                         OBT_PROP_SETS(obt_root(ob_screen), OB_CONFIG_FILE,
 263                                       utf8, p);
 264                     g_free(p);
 265                 }
 266                 else
 267                     OBT_PROP_ERASE(obt_root(ob_screen), OB_CONFIG_FILE);
 268
 269                 /* we're done with parsing now, kill it */
 270                 obt_xml_instance_unref(i);
 271             }
 272
 273             /* load the theme specified in the rc file */
 274             {
 275                 RrTheme *theme;
 276                 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
 277                                         config_font_activewindow,
 278                                         config_font_inactivewindow,
 279                                         config_font_menutitle,
 280                                         config_font_menuitem,
 281                                         config_font_activeosd,
 282                                         config_font_inactiveosd)))
 283                 {
 284                     RrThemeFree(ob_rr_theme);
 285                     ob_rr_theme = theme;
 286                 }
 287                 if (ob_rr_theme == NULL)
 288                     ob_exit_with_error(_("Unable to load a theme."));
 289
 290                 OBT_PROP_SETS(obt_root(ob_screen),
 291                               OB_THEME, utf8, ob_rr_theme->name);
 292             }
 293
 294             if (reconfigure) {
 295                 GList *it;
 296
 297                 /* update all existing windows for the new theme */
 298                 for (it = client_list; it; it = g_list_next(it)) {
 299                     ObClient *c = it->data;
 300                     frame_adjust_theme(c->frame);
 301                 }
 302             }
 303             event_startup(reconfigure);
 304             /* focus_backup is used for stacking, so this needs to come before
 305                anything that calls stacking_add */
 306             sn_startup(reconfigure);
 307             window_startup(reconfigure);
 308             focus_startup(reconfigure);
 309             focus_cycle_startup(reconfigure);
 310             focus_cycle_indicator_startup(reconfigure);
 311             focus_cycle_popup_startup(reconfigure);
 312             screen_startup(reconfigure);
 313             grab_startup(reconfigure);
 314             group_startup(reconfigure);
 315             ping_startup(reconfigure);
 316             client_startup(reconfigure);
 317             dock_startup(reconfigure);
 318             moveresize_startup(reconfigure);
 319             keyboard_startup(reconfigure);
 320             mouse_startup(reconfigure);
 321             menu_frame_startup(reconfigure);
 322             menu_startup(reconfigure);
 323             prompt_startup(reconfigure);
 324
 325             if (!reconfigure) {
 326                 guint32 xid;
 327                 ObWindow *w;
 328
 329                 /* get all the existing windows */
 330                 window_manage_all();
 331                 focus_nothing();
 332
 333                 /* focus what was focused if a wm was already running */
 334                 if (OBT_PROP_GET32(obt_root(ob_screen),
 335                                    NET_ACTIVE_WINDOW, WINDOW, &xid) &&
 336                     (w = window_find(xid)) && WINDOW_IS_CLIENT(w))
 337                 {
 338                     client_focus(WINDOW_AS_CLIENT(w));
 339                 }
 340             } else {
 341                 GList *it;
 342
 343                 /* redecorate all existing windows */
 344                 for (it = client_list; it; it = g_list_next(it)) {
 345                     ObClient *c = it->data;
 346
 347                     /* the new config can change the window's decorations */
 348                     client_setup_decor_and_functions(c, FALSE);
 349                     /* redraw the frames */
 350                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
 351                     /* the decor sizes may have changed, so the windows may
 352                        end up in new positions */
 353                     client_reconfigure(c, FALSE);
 354                 }
 355             }
 356
 357             reconfigure = FALSE;
 358
 359             ob_set_state(OB_STATE_RUNNING);
 360
 361             /* look for parsing errors */
 362             {
 363                 xmlErrorPtr e = xmlGetLastError();
 364                 if (e) {
 365                     gchar *m;
 366
 367                     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);
 368                     xmlprompt =
 369                         prompt_show_message(m, _("Openbox Syntax Error"), _("Close"));
 370                     g_free(m);
 371                     xmlResetError(e);
 372                 }
 373             }
 374
 375             obt_main_loop_run(ob_main_loop);
 376             ob_set_state(reconfigure ?
 377                          OB_STATE_RECONFIGURING : OB_STATE_EXITING);
 378
 379             if (xmlprompt) {
 380                 prompt_unref(xmlprompt);
 381                 xmlprompt = NULL;
 382             }
 383
 384             if (!reconfigure)
 385                 window_unmanage_all();
 386
 387             prompt_shutdown(reconfigure);
 388             menu_shutdown(reconfigure);
 389             menu_frame_shutdown(reconfigure);
 390             mouse_shutdown(reconfigure);
 391             keyboard_shutdown(reconfigure);
 392             moveresize_shutdown(reconfigure);
 393             dock_shutdown(reconfigure);
 394             client_shutdown(reconfigure);
 395             ping_shutdown(reconfigure);
 396             group_shutdown(reconfigure);
 397             grab_shutdown(reconfigure);
 398             screen_shutdown(reconfigure);
 399             focus_cycle_popup_shutdown(reconfigure);
 400             focus_cycle_indicator_shutdown(reconfigure);
 401             focus_cycle_shutdown(reconfigure);
 402             focus_shutdown(reconfigure);
 403             window_shutdown(reconfigure);
 404             sn_shutdown(reconfigure);
 405             event_shutdown(reconfigure);
 406             config_shutdown();
 407             actions_shutdown(reconfigure);
 408
 409             /* Free the key codes for built in keys */
 410             g_free(keys[OB_KEY_RETURN]);
 411             g_free(keys[OB_KEY_ESCAPE]);
 412             g_free(keys[OB_KEY_LEFT]);
 413             g_free(keys[OB_KEY_RIGHT]);
 414             g_free(keys[OB_KEY_UP]);
 415             g_free(keys[OB_KEY_DOWN]);
 416             g_free(keys[OB_KEY_TAB]);
 417             g_free(keys[OB_KEY_SPACE]);
 418             g_free(keys[OB_KEY_HOME]);
 419             g_free(keys[OB_KEY_END]);
 420         } while (reconfigure);
 421     }
 422
 423     XSync(obt_display, FALSE);
 424
 425     RrThemeFree(ob_rr_theme);
 426     RrImageCacheUnref(ob_rr_icons);
 427     RrInstanceFree(ob_rr_inst);
 428
 429     session_shutdown(being_replaced);
 430
 431     obt_display_close();
 432
 433     if (restart) {
 434         ob_debug_shutdown();
 435         if (restart_path != NULL) {
 436             gint argcp;
 437             gchar **argvp;
 438             GError *err = NULL;
 439
 440             /* run other window manager */
 441             if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
 442                 execvp(argvp[0], argvp);
 443                 g_strfreev(argvp);
 444             } else {
 445                 g_message(
 446                     _("Restart failed to execute new executable \"%s\": %s"),
 447                     restart_path, err->message);
 448                 g_error_free(err);
 449             }
 450         }
 451
 452         /* we remove the session arguments from argv, so put them back,
 453            also don't restore the session on restart */
 454         if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
 455             gchar **nargv;
 456             gint i, l;
 457
 458             l = argc + 1 +
 459                 (ob_sm_save_file != NULL ? 2 : 0) +
 460                 (ob_sm_id != NULL ? 2 : 0);
 461             nargv = g_new0(gchar*, l+1);
 462             for (i = 0; i < argc; ++i)
 463                 nargv[i] = argv[i];
 464
 465             if (ob_sm_save_file != NULL) {
 466                 nargv[i++] = g_strdup("--sm-save-file");
 467                 nargv[i++] = ob_sm_save_file;
 468             }
 469             if (ob_sm_id != NULL) {
 470                 nargv[i++] = g_strdup("--sm-client-id");
 471                 nargv[i++] = ob_sm_id;
 472             }
 473             nargv[i++] = g_strdup("--sm-no-load");
 474             g_assert(i == l);
 475             argv = nargv;
 476         }
 477
 478         /* re-run me */
 479         execvp(argv[0], argv); /* try how we were run */
 480         execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
 481     }
 482
 483     /* free stuff passed in from the command line or environment */
 484     g_free(ob_sm_save_file);
 485     g_free(ob_sm_id);
 486     g_free(program_name);
 487
 488     if (!restart)
 489         ob_debug_shutdown();
 490
 491     return exitcode;
 492 }
 493
 494 static void signal_handler(gint signal, gpointer data)
 495 {
 496     switch (signal) {
 497     case SIGUSR1:
 498         ob_debug("Caught signal %d. Restarting.", signal);
 499         ob_restart();
 500         break;
 501     case SIGUSR2:
 502         ob_debug("Caught signal %d. Reconfiguring.", signal);
 503         ob_reconfigure();
 504         break;
 505     case SIGCHLD:
 506         /* reap children */
 507         while (waitpid(-1, NULL, WNOHANG) > 0);
 508         break;
 509     case SIGTTIN:
 510     case SIGTTOU:
 511         ob_debug("Caught signal %d. Ignoring.", signal);
 512         break;
 513     default:
 514         ob_debug("Caught signal %d. Exiting.", signal);
 515         /* TERM and INT return a 0 code */
 516         ob_exit(!(signal == SIGTERM || signal == SIGINT));
 517     }
 518 }
 519
 520 static void print_version(void)
 521 {
 522     g_print("Openbox %s\n", PACKAGE_VERSION);
 523     g_print(_("Copyright (c)"));
 524     g_print(" 2008        Mikael Magnusson\n");
 525     g_print(_("Copyright (c)"));
 526     g_print(" 2003-2006   Dana Jansens\n\n");
 527     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
 528     g_print("This is free software, and you are welcome to redistribute it\n");
 529     g_print("under certain conditions. See the file COPYING for details.\n\n");
 530 }
 531
 532 static void print_help(void)
 533 {
 534     g_print(_("Syntax: openbox [options]\n"));
 535     g_print(_("\nOptions:\n"));
 536     g_print(_("  --help              Display this help and exit\n"));
 537     g_print(_("  --version           Display the version and exit\n"));
 538     g_print(_("  --replace           Replace the currently running window manager\n"));
 539     /* TRANSLATORS: if you translate "FILE" here, make sure to keep the "Specify..."
 540        aligned still, if you have to, make a new line with \n and 22 spaces. It's
 541        fine to leave it as FILE though. */
 542     g_print(_("  --config-file FILE  Specify the path to the config file to use\n"));
 543     g_print(_("  --sm-disable        Disable connection to the session manager\n"));
 544     g_print(_("\nPassing messages to a running Openbox instance:\n"));
 545     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
 546     g_print(_("  --restart           Restart Openbox\n"));
 547     g_print(_("  --exit              Exit 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-session     Display debugging output for session management\n"));
 553     g_print(_("  --debug-xinerama    Split the display into fake xinerama screens\n"));
 554     g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
 555 }
 556
 557 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
 558 {
 559     gint i;
 560
 561     for (i = index; i < *argc - num; ++i)
 562         argv[i] = argv[i+num];
 563     for (; i < *argc; ++i)
 564         argv[i] = NULL;
 565     *argc -= num;
 566 }
 567
 568 static void parse_env(void)
 569 {
 570     const gchar *id;
 571
 572     /* unset this so we don't pass it on unknowingly */
 573     unsetenv("DESKTOP_STARTUP_ID");
 574
 575     /* this is how gnome-session passes in a session client id */
 576     id = g_getenv("DESKTOP_AUTOSTART_ID");
 577     if (id) {
 578         unsetenv("DESKTOP_AUTOSTART_ID");
 579         if (ob_sm_id) g_free(ob_sm_id);
 580         ob_sm_id = g_strdup(id);
 581         ob_debug_type(OB_DEBUG_SM,
 582                       "DESKTOP_AUTOSTART_ID %s supercedes --sm-client-id\n",
 583                       ob_sm_id);
 584     }
 585 }
 586
 587 static void parse_args(gint *argc, gchar **argv)
 588 {
 589     gint i;
 590
 591     for (i = 1; i < *argc; ++i) {
 592         if (!strcmp(argv[i], "--version")) {
 593             print_version();
 594             exit(0);
 595         }
 596         else if (!strcmp(argv[i], "--help")) {
 597             print_help();
 598             exit(0);
 599         }
 600         else if (!strcmp(argv[i], "--g-fatal-warnings")) {
 601             g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
 602         }
 603         else if (!strcmp(argv[i], "--replace")) {
 604             ob_replace_wm = TRUE;
 605             remove_args(argc, argv, i, 1);
 606             --i; /* this arg was removed so go back */
 607         }
 608         else if (!strcmp(argv[i], "--sync")) {
 609             xsync = TRUE;
 610         }
 611         else if (!strcmp(argv[i], "--debug")) {
 612             ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
 613             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
 614         }
 615         else if (!strcmp(argv[i], "--debug-focus")) {
 616             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
 617         }
 618         else if (!strcmp(argv[i], "--debug-session")) {
 619             ob_debug_enable(OB_DEBUG_SM, TRUE);
 620         }
 621         else if (!strcmp(argv[i], "--debug-xinerama")) {
 622             ob_debug_xinerama = TRUE;
 623         }
 624         else if (!strcmp(argv[i], "--reconfigure")) {
 625             remote_control = 1;
 626         }
 627         else if (!strcmp(argv[i], "--restart")) {
 628             remote_control = 2;
 629         }
 630         else if (!strcmp(argv[i], "--exit")) {
 631             remote_control = 3;
 632         }
 633         else if (!strcmp(argv[i], "--config-file")) {
 634             if (i == *argc - 1) /* no args left */
 635                 g_printerr(_("--config-file requires an argument\n"));
 636             else {
 637                 /* this will be in the current locale encoding, which is
 638                    what we want */
 639                 config_file = argv[i+1];
 640                 ++i; /* skip the argument */
 641                 ob_debug("--config-file %s", config_file);
 642             }
 643         }
 644         else if (!strcmp(argv[i], "--sm-save-file")) {
 645             if (i == *argc - 1) /* no args left */
 646                 /* not translated cuz it's sekret */
 647                 g_printerr("--sm-save-file requires an argument\n");
 648             else {
 649                 ob_sm_save_file = g_strdup(argv[i+1]);
 650                 remove_args(argc, argv, i, 2);
 651                 --i; /* this arg was removed so go back */
 652                 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
 653                               ob_sm_save_file);
 654             }
 655         }
 656         else if (!strcmp(argv[i], "--sm-client-id")) {
 657             if (i == *argc - 1) /* no args left */
 658                 /* not translated cuz it's sekret */
 659                 g_printerr("--sm-client-id requires an argument\n");
 660             else {
 661                 ob_sm_id = g_strdup(argv[i+1]);
 662                 remove_args(argc, argv, i, 2);
 663                 --i; /* this arg was removed so go back */
 664                 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
 665             }
 666         }
 667         else if (!strcmp(argv[i], "--sm-disable")) {
 668             ob_sm_use = FALSE;
 669         }
 670         else if (!strcmp(argv[i], "--sm-no-load")) {
 671             ob_sm_restore = FALSE;
 672             remove_args(argc, argv, i, 1);
 673             --i; /* this arg was removed so go back */
 674         }
 675         else {
 676             /* this is a memleak.. oh well.. heh */
 677             gchar *err = g_strdup_printf
 678                 (_("Invalid command line argument \"%s\"\n"), argv[i]);
 679             ob_exit_with_error(err);
 680         }
 681     }
 682 }
 683
 684 static Cursor load_cursor(const gchar *name, guint fontval)
 685 {
 686     Cursor c = None;
 687
 688 #if USE_XCURSOR
 689     c = XcursorLibraryLoadCursor(obt_display, name);
 690 #endif
 691     if (c == None)
 692         c = XCreateFontCursor(obt_display, fontval);
 693     return c;
 694 }
 695
 696 void ob_exit_with_error(const gchar *msg)
 697 {
 698     g_message("%s", msg);
 699     session_shutdown(TRUE);
 700     exit(EXIT_FAILURE);
 701 }
 702
 703 void ob_restart_other(const gchar *path)
 704 {
 705     restart_path = g_strdup(path);
 706     ob_restart();
 707 }
 708
 709 void ob_restart(void)
 710 {
 711     restart = TRUE;
 712     ob_exit(0);
 713 }
 714
 715 void ob_reconfigure(void)
 716 {
 717     reconfigure = TRUE;
 718     ob_exit(0);
 719 }
 720
 721 void ob_exit(gint code)
 722 {
 723     exitcode = code;
 724     obt_main_loop_exit(ob_main_loop);
 725 }
 726
 727 void ob_exit_replace(void)
 728 {
 729     exitcode = 0;
 730     being_replaced = TRUE;
 731     obt_main_loop_exit(ob_main_loop);
 732 }
 733
 734 Cursor ob_cursor(ObCursor cursor)
 735 {
 736     g_assert(cursor < OB_NUM_CURSORS);
 737     return cursors[cursor];
 738 }
 739
 740 gboolean ob_keycode_match(KeyCode code, ObKey key)
 741 {
 742     KeyCode *k;
 743
 744     g_assert(key < OB_NUM_KEYS);
 745     for (k = keys[key]; *k; ++k)
 746         if (*k == code) return TRUE;
 747     return FALSE;
 748 }
 749
 750 ObState ob_state(void)
 751 {
 752     return state;
 753 }
 754
 755 void ob_set_state(ObState s)
 756 {
 757     state = s;
 758 }