openbox/openbox.c (raw)
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#include "openbox.h" #include "dock.h" #include "event.h" #include "menu.h" #include "client.h" #include "dispatch.h" #include "xerror.h" #include "prop.h" #include "startup.h" #include "screen.h" #include "focus.h" #include "moveresize.h" #include "frame.h" #include "extensions.h" #include "grab.h" #include "plugin.h" #include "timer.h" #include "group.h" #include "config.h" #include "gettext.h" #include "parser/parse.h" #include "render/render.h" #include "render/theme.h" #ifdef HAVE_FCNTL_H # include <fcntl.h> #endif #ifdef HAVE_SIGNAL_H #define __USE_UNIX98 # include <signal.h> #endif #ifdef HAVE_STDLIB_H # include <stdlib.h> #endif #ifdef HAVE_LOCALE_H # include <locale.h> #endif #ifdef HAVE_UNISTD_H # include <unistd.h> #endif #ifdef HAVE_SYS_STAT_H # include <sys/stat.h> # include <sys/types.h> #endif #ifdef USE_SM #include <X11/SM/SMlib.h> #endif #include <X11/cursorfont.h> #ifdef USE_SM gboolean ob_sm_use = TRUE; SmcConn ob_sm_conn; gchar *ob_sm_id; #endif RrInstance *ob_rr_inst; RrTheme *ob_rr_theme; Display *ob_display; gint ob_screen; ObState ob_state; Cursor ob_cursors[OB_NUM_CURSORS]; KeyCode ob_keys[OB_NUM_KEYS]; static gboolean sync; static gboolean shutdown; static gboolean restart; static char *restart_path; static void signal_handler(const ObEvent *e, void *data); static void parse_args(int argc, char **argv); static void sm_startup(int argc, char **argv); static void sm_shutdown(); #ifdef USE_SM static void sm_save_yourself(SmcConn conn, SmPointer data, int save_type, Bool shutdown, int interact_style, Bool fast); static void sm_die(SmcConn conn, SmPointer data); static void sm_save_complete(SmcConn conn, SmPointer data); static void sm_shutdown_cancelled(SmcConn conn, SmPointer data); #endif static void exit_with_error(gchar *msg); int main(int argc, char **argv) { struct sigaction action; sigset_t sigset; char *path; xmlDocPtr doc; xmlNodePtr node; ob_state = OB_STATE_STARTING; /* initialize the locale */ if (!setlocale(LC_ALL, "")) g_warning("Couldn't set locale from environment.\n"); bindtextdomain(PACKAGE_NAME, LOCALEDIR); bind_textdomain_codeset(PACKAGE_NAME, "UTF-8"); textdomain(PACKAGE_NAME); /* start our event dispatcher and register for signals */ dispatch_startup(); dispatch_register(Event_Signal, signal_handler, NULL); /* set up signal handler */ sigemptyset(&sigset); action.sa_handler = dispatch_signal; action.sa_mask = sigset; action.sa_flags = SA_NOCLDSTOP | SA_NODEFER; sigaction(SIGUSR1, &action, (struct sigaction *) NULL); sigaction(SIGPIPE, &action, (struct sigaction *) NULL); /* sigaction(SIGSEGV, &action, (struct sigaction *) NULL);*/ sigaction(SIGFPE, &action, (struct sigaction *) NULL); sigaction(SIGTERM, &action, (struct sigaction *) NULL); sigaction(SIGINT, &action, (struct sigaction *) NULL); sigaction(SIGHUP, &action, (struct sigaction *) NULL); /* create the ~/.openbox dir */ path = g_build_filename(g_get_home_dir(), ".openbox", NULL); mkdir(path, (S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IWGRP | S_IXGRP | S_IROTH | S_IWOTH | S_IXOTH)); g_free(path); /* create the ~/.openbox/themes dir */ path = g_build_filename(g_get_home_dir(), ".openbox", "themes", NULL); mkdir(path, (S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IWGRP | S_IXGRP | S_IROTH | S_IWOTH | S_IXOTH)); g_free(path); g_set_prgname(argv[0]); /* parse out command line args */ parse_args(argc, argv); ob_display = XOpenDisplay(NULL); if (ob_display == NULL) exit_with_error("Failed to open the display."); if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1) exit_with_error("Failed to set display as close-on-exec."); sm_startup(argc, argv); #ifdef USE_LIBSN ob_sn_display = sn_display_new(ob_display, NULL, NULL); #endif ob_screen = DefaultScreen(ob_display); ob_rr_inst = RrInstanceNew(ob_display, ob_screen); if (ob_rr_inst == NULL) exit_with_error("Failed to initialize the render library."); /* XXX fork self onto other screens */ XSynchronize(ob_display, sync); /* check for locale support */ if (!XSupportsLocale()) g_warning("X server does not support locale."); if (!XSetLocaleModifiers("")) g_warning("Cannot set locale modifiers for the X server."); /* set our error handler */ XSetErrorHandler(xerror_handler); /* set the DISPLAY environment variable for any lauched children, to the display we're using, so they open in the right place. */ putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display))); /* create available cursors */ ob_cursors[OB_CURSOR_POINTER] = XCreateFontCursor(ob_display, XC_left_ptr); ob_cursors[OB_CURSOR_BUSY] = XCreateFontCursor(ob_display, XC_watch); ob_cursors[OB_CURSOR_MOVE] = XCreateFontCursor(ob_display, XC_fleur); ob_cursors[OB_CURSOR_NORTH] = XCreateFontCursor(ob_display, XC_top_side); ob_cursors[OB_CURSOR_NORTHEAST] = XCreateFontCursor(ob_display, XC_top_right_corner); ob_cursors[OB_CURSOR_EAST] = XCreateFontCursor(ob_display, XC_right_side); ob_cursors[OB_CURSOR_SOUTHEAST] = XCreateFontCursor(ob_display, XC_bottom_right_corner); ob_cursors[OB_CURSOR_SOUTH] = XCreateFontCursor(ob_display, XC_bottom_side); ob_cursors[OB_CURSOR_SOUTHWEST] = XCreateFontCursor(ob_display, XC_bottom_left_corner); ob_cursors[OB_CURSOR_WEST] = XCreateFontCursor(ob_display, XC_left_side); ob_cursors[OB_CURSOR_NORTHWEST] = XCreateFontCursor(ob_display, XC_top_left_corner); /* create available keycodes */ ob_keys[OB_KEY_RETURN] = XKeysymToKeycode(ob_display, XStringToKeysym("Return")); ob_keys[OB_KEY_ESCAPE] = XKeysymToKeycode(ob_display, XStringToKeysym("Escape")); ob_keys[OB_KEY_LEFT] = XKeysymToKeycode(ob_display, XStringToKeysym("Left")); ob_keys[OB_KEY_RIGHT] = XKeysymToKeycode(ob_display, XStringToKeysym("Right")); ob_keys[OB_KEY_UP] = XKeysymToKeycode(ob_display, XStringToKeysym("Up")); ob_keys[OB_KEY_DOWN] = XKeysymToKeycode(ob_display, XStringToKeysym("Down")); prop_startup(); /* get atoms values for the display */ extensions_query_all(); /* find which extensions are present */ /* save stuff that we can use to restore state */ startup_save(); if (screen_annex()) { /* it will be ours! */ /* startup the parsing so everything can register sections of the rc */ parse_startup(); /* anything that is going to read data from the rc file needs to be in this group */ timer_startup(); event_startup(); grab_startup(); /* focus_backup is used for stacking, so this needs to come before anything that calls stacking_add */ focus_startup(); window_startup(); plugin_startup(); /* load the plugins specified in the pluginrc */ plugin_loadall(); /* set up the kernel config shit */ config_startup(); menu_startup(); /* parse/load user options */ if (parse_load_rc(&doc, &node)) parse_tree(doc, node->xmlChildrenNode, NULL); /* we're done with parsing now, kill it */ parse_shutdown(); /* load the theme specified in the rc file */ ob_rr_theme = RrThemeNew(ob_rr_inst, config_theme); if (ob_rr_theme == NULL) exit_with_error("Unable to load a theme."); frame_startup(); moveresize_startup(); screen_startup(); group_startup(); client_startup(); dock_startup(); /* call startup for all the plugins */ plugin_startall(); /* get all the existing windows */ client_manage_all(); ob_state = OB_STATE_RUNNING; while (!shutdown) event_loop(); ob_state = OB_STATE_EXITING; dock_remove_all(); client_unmanage_all(); plugin_shutdown(); /* calls all the plugins' shutdown functions */ dock_shutdown(); client_shutdown(); group_shutdown(); screen_shutdown(); focus_shutdown(); moveresize_shutdown(); frame_shutdown(); menu_shutdown(); window_shutdown(); grab_shutdown(); event_shutdown(); timer_shutdown(); config_shutdown(); } dispatch_shutdown(); RrThemeFree(ob_rr_theme); RrInstanceFree(ob_rr_inst); sm_shutdown(); XCloseDisplay(ob_display); if (restart) { if (restart_path != NULL) { int argcp; char **argvp; GError *err = NULL; /* run other shit */ if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) { execvp(argvp[0], argvp); g_strfreev(argvp); } else { g_warning("failed to execute '%s': %s", restart_path, err->message); } } /* re-run me */ execvp(argv[0], argv); /* try how we were run */ } return 0; } static void sm_startup(int argc, char **argv) { #ifdef USE_SM #define SM_ERR_LEN 1024 SmcCallbacks cb; char sm_err[SM_ERR_LEN]; cb.save_yourself.callback = sm_save_yourself; cb.save_yourself.client_data = NULL; cb.die.callback = sm_die; cb.die.client_data = NULL; cb.save_complete.callback = sm_save_complete; cb.save_complete.client_data = NULL; cb.shutdown_cancelled.callback = sm_shutdown_cancelled; cb.shutdown_cancelled.client_data = NULL; ob_sm_conn = SmcOpenConnection(NULL, NULL, 1, 0, SmcSaveYourselfProcMask | SmcDieProcMask | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask, &cb, ob_sm_id, &ob_sm_id, SM_ERR_LEN, sm_err); if (ob_sm_conn == NULL) g_warning("Failed to connect to session manager: %s", sm_err); else { SmPropValue val_prog; SmPropValue val_uid; SmPropValue val_hint; SmPropValue val_pri; SmPropValue val_pid; SmProp prop_cmd = { SmCloneCommand, SmLISTofARRAY8, 1, }; SmProp prop_res = { SmRestartCommand, SmLISTofARRAY8, }; SmProp prop_prog = { SmProgram, SmARRAY8, 1, }; SmProp prop_uid = { SmUserID, SmARRAY8, 1, }; SmProp prop_hint = { SmRestartStyleHint, SmCARD8, 1, }; SmProp prop_pid = { SmProcessID, SmARRAY8, 1, }; SmProp prop_pri = { "_GSM_Priority", SmCARD8, 1, }; SmProp *props[7]; gulong hint, pri; gchar pid[32]; gint i, j; gboolean has_id; for (i = 1; i < argc - 1; ++i) if (strcmp(argv[i], "--sm-client-id") == 0) break; has_id = (i < argc - 1); prop_cmd.vals = g_new(SmPropValue, (has_id ? argc-2 : argc)); prop_cmd.num_vals = (has_id ? argc-2 : argc); for (i = 0, j = 0; i < argc; ++i, ++j) { if (strcmp (argv[i], "--sm-client-id") == 0) { ++i, --j; /* skip the next as well, keep j where it is */ } else { prop_cmd.vals[j].value = argv[i]; prop_cmd.vals[j].length = strlen(argv[i]); } } prop_res.vals = g_new(SmPropValue, (has_id ? argc : argc+2)); prop_res.num_vals = (has_id ? argc : argc+2); for (i = 0, j = 0; i < argc; ++i, ++j) { if (strcmp (argv[i], "--sm-client-id") == 0) { ++i, --j; /* skip the next as well, keep j where it is */ } else { prop_res.vals[j].value = argv[i]; prop_res.vals[j].length = strlen(argv[i]); } } prop_res.vals[j].value = "--sm-client-id"; prop_res.vals[j++].length = strlen("--sm-client-id"); prop_res.vals[j].value = ob_sm_id; prop_res.vals[j++].length = strlen(ob_sm_id); val_prog.value = argv[0]; val_prog.length = strlen(argv[0]); val_uid.value = g_strdup(g_get_user_name()); val_uid.length = strlen(val_uid.value); hint = SmRestartImmediately; val_hint.value = &hint; val_hint.length = 1; sprintf(pid, "%ld", (long)getpid()); val_pid.value = pid; val_pid.length = strlen(pid); /* priority with gnome-session-manager, low to run before other apps */ pri = 20; val_pri.value = &pri; val_pri.length = 1; prop_prog.vals = &val_prog; prop_uid.vals = &val_uid; prop_hint.vals = &val_hint; prop_pid.vals = &val_pid; prop_pri.vals = &val_pri; props[0] = &prop_prog; props[1] = &prop_cmd; props[2] = &prop_res; props[3] = &prop_uid; props[4] = &prop_hint; props[5] = &prop_pid; props[6] = &prop_pri; SmcSetProperties(ob_sm_conn, 7, props); g_free(val_uid.value); g_free(prop_cmd.vals); g_free(prop_res.vals); g_message("Connected to session manager with id %s", ob_sm_id); } g_free (ob_sm_id); #endif } static void sm_shutdown() { #ifdef USE_SM if (ob_sm_conn) { SmPropValue val_hint; SmProp prop_hint = { SmRestartStyleHint, SmCARD8, 1, }; SmProp *props[1]; gulong hint; /* when we exit, we want to reset this to a more friendly state */ hint = SmRestartIfRunning; val_hint.value = &hint; val_hint.length = 1; prop_hint.vals = &val_hint; props[0] = &prop_hint; SmcSetProperties(ob_sm_conn, 1, props); SmcCloseConnection(ob_sm_conn, 0, NULL); } #endif } static void signal_handler(const ObEvent *e, void *data) { int s; s = e->data.s.signal; switch (s) { case SIGUSR1: fprintf(stderr, "Caught SIGUSR1 signal. Restarting."); ob_restart(); break; case SIGHUP: case SIGINT: case SIGTERM: case SIGPIPE: fprintf(stderr, "Caught signal %d. Exiting.", s); ob_exit(); break; case SIGFPE: case SIGSEGV: fprintf(stderr, "Caught signal %d. Aborting and dumping core.", s); abort(); } } static void print_version() { g_print("Openbox %s\n\n", PACKAGE_VERSION); g_print("This program comes with ABSOLUTELY NO WARRANTY.\n"); g_print("This is free software, and you are welcome to redistribute it\n"); g_print("under certain conditions. See the file COPYING for details.\n\n"); } static void print_help() { print_version(); g_print("Syntax: openbox [options]\n\n"); g_print("Options:\n\n"); #ifdef USE_SM g_print(" --sm-client-id ID Specify session management ID\n"); g_print(" --sm-disable Disable connection to session manager\n"); #endif g_print(" --help Display this help and exit\n"); g_print(" --version Display the version and exit\n"); g_print(" --sync Run in synchronous mode (this is slow and\n" " meant for debugging X routines)\n"); g_print("\nPlease report bugs at %s\n", PACKAGE_BUGREPORT); } static void parse_args(int argc, char **argv) { int i; for (i = 1; i < argc; ++i) { if (!strcmp(argv[i], "--version")) { print_version(); exit(0); } else if (!strcmp(argv[i], "--help")) { print_help(); exit(0); } else if (!strcmp(argv[i], "--sync")) { sync = TRUE; #ifdef USE_SM } else if (!strcmp(argv[i], "--sm-client-id")) { if (i == argc - 1) /* no args left */ g_printerr(_("--sm-client-id requires an argument\n")); else ob_sm_id = argv[++i]; } else if (!strcmp(argv[i], "--sm-disable")) { ob_sm_use = FALSE; #endif } else { g_printerr("Invalid option: '%s'\n\n", argv[i]); print_help(); exit(1); } } } gboolean ob_pointer_pos(int *x, int *y) { Window w; int i; guint u; return !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen), &w, &w, x, y, &i, &i, &u); } #ifdef USE_SM static void sm_save_yourself(SmcConn conn, SmPointer data, int save_type, Bool shutdown, int interact_style, Bool fast) { g_message("got SAVE YOURSELF from session manager"); SmcSaveYourselfDone(conn, TRUE); } static void sm_die(SmcConn conn, SmPointer data) { ob_exit(); g_message("got DIE from session manager"); } static void sm_save_complete(SmcConn conn, SmPointer data) { g_message("got SAVE COMPLETE from session manager"); } static void sm_shutdown_cancelled(SmcConn conn, SmPointer data) { g_message("got SHUTDOWN CANCELLED from session manager"); } #endif static void exit_with_error(gchar *msg) { g_critical(msg); sm_shutdown(); exit(EXIT_FAILURE); } void ob_restart_other(const gchar *path) { restart_path = g_strdup(path); ob_restart(); } void ob_restart() { restart = TRUE; ob_exit(); } void ob_exit() { shutdown = TRUE; } Cursor ob_cursor(ObCursor cursor) { g_assert(cursor < OB_NUM_CURSORS); return ob_cursors[cursor]; } KeyCode ob_keycode(ObKey key) { g_assert(key < OB_NUM_KEYS); return ob_keys[key]; } |