2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2005 Hiroyuki Yamamoto
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 #include <glib/gi18n.h>
28 #include <gtk/gtkmain.h>
29 #include <gtk/gtkrc.h>
38 #include <sys/types.h>
41 #ifdef HAVE_STARTUP_NOTIFICATION
42 # define SN_API_NOT_YET_FROZEN
43 # include <libsn/sn-launchee.h>
44 # include <gdk/gdkx.h>
49 #include "mainwindow.h"
50 #include "folderview.h"
51 #include "summaryview.h"
52 #include "prefs_common.h"
53 #include "prefs_account.h"
54 #include "prefs_actions.h"
55 #include "prefs_ext_prog.h"
56 #include "prefs_fonts.h"
57 #include "prefs_msg_colors.h"
58 #include "prefs_spelling.h"
59 #include "prefs_themes.h"
60 #include "prefs_wrapping.h"
61 #include "prefs_display_header.h"
66 #include "manage_window.h"
67 #include "alertpanel.h"
68 #include "statusbar.h"
69 #include "addressbook.h"
77 #include "prefs_toolbar.h"
97 #ifdef HAVE_STARTUP_NOTIFICATION
98 static SnLauncheeContext *sn_context = NULL;
99 static SnDisplay *sn_display = NULL;
102 static gint lock_socket = -1;
103 static gint lock_socket_tag = 0;
107 ONLINE_MODE_DONT_CHANGE,
112 static struct RemoteCmd {
114 gboolean receive_all;
116 const gchar *compose_mailto;
117 GPtrArray *attach_files;
119 gboolean status_full;
120 GPtrArray *status_folders;
121 GPtrArray *status_full_folders;
128 static void parse_cmd_opt(int argc, char *argv[]);
130 static gint prohibit_duplicate_launch (void);
131 static gchar * get_crashfile_name (void);
132 static gint lock_socket_remove (void);
133 static void lock_socket_input_cb (gpointer data,
135 GdkInputCondition condition);
139 gchar *get_socket_name (void);
142 static void open_compose_new (const gchar *address,
143 GPtrArray *attach_files);
145 static void send_queue (void);
146 static void initial_processing (FolderItem *item, gpointer data);
147 static void quit_signal_handler (int sig);
148 static void install_basic_sighandlers (void);
149 static void exit_sylpheed (MainWindow *mainwin);
153 _("File `%s' already exists.\n"
154 "Can't create folder.")
157 #define MAKE_DIR_IF_NOT_EXIST(dir) \
159 if (!is_dir_exist(dir)) { \
160 if (is_file_exist(dir)) { \
162 (_("File `%s' already exists.\n" \
163 "Can't create folder."), \
167 if (make_dir(dir) < 0) \
172 static MainWindow *static_mainwindow;
174 #ifdef HAVE_STARTUP_NOTIFICATION
175 static void sn_error_trap_push(SnDisplay *display, Display *xdisplay)
177 gdk_error_trap_push();
180 static void sn_error_trap_pop(SnDisplay *display, Display *xdisplay)
182 gdk_error_trap_pop();
185 static void startup_notification_complete(gboolean with_window)
188 GtkWidget *hack = NULL;
191 /* this is needed to make the startup notification leave,
192 * if we have been launched from a menu.
193 * We have to display a window, so let it be very little */
194 hack = gtk_window_new(GTK_WINDOW_POPUP);
195 gtk_widget_set_uposition(hack, 0, 0);
196 gtk_widget_set_usize(hack, 1, 1);
197 gtk_widget_show(hack);
200 xdisplay = GDK_DISPLAY();
201 sn_display = sn_display_new(xdisplay,
204 sn_context = sn_launchee_context_new_from_environment(sn_display,
205 DefaultScreen(xdisplay));
207 if (sn_context != NULL)
209 sn_launchee_context_complete(sn_context);
210 sn_launchee_context_unref(sn_context);
211 sn_display_unref(sn_display);
214 #endif /* HAVE_STARTUP_NOTIFICATION */
216 void sylpheed_gtk_idle(void)
218 while(gtk_events_pending())
219 gtk_main_iteration();
222 int main(int argc, char *argv[])
226 FolderView *folderview;
228 if (!sylpheed_init(&argc, &argv)) {
232 prog_version = PROG_VERSION;
234 argv0 = g_strdup(argv[0]);
237 parse_cmd_opt(argc, argv);
242 gtk_init(&argc, &argv);
243 crash_main(cmd.crash_params);
246 crash_install_handlers();
248 install_basic_sighandlers();
250 /* check and create unix domain socket */
251 lock_socket = prohibit_duplicate_launch();
252 if (lock_socket < 0) {
253 #ifdef HAVE_STARTUP_NOTIFICATION
254 if(gtk_init_check(&argc, &argv))
255 startup_notification_complete(TRUE);
260 if (cmd.status || cmd.status_full) {
261 puts("0 Sylpheed not running.");
262 lock_socket_remove();
267 gtk_init(&argc, &argv);
270 gtk_widget_set_default_colormap(gdk_rgb_get_cmap());
271 gtk_widget_set_default_visual(gdk_rgb_get_visual());
273 #if USE_THREADS || USE_LDAP
275 if (!g_thread_supported())
276 g_error(_("g_thread is not supported by glib.\n"));
279 /* parse gtkrc files */
280 userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtkrc-2.0",
282 gtk_rc_parse(userrc);
284 userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtk",
285 G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
286 gtk_rc_parse(userrc);
288 userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
289 gtk_rc_parse(userrc);
292 userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
293 gtk_accel_map_load (userrc);
296 gtk_settings_set_long_property(gtk_settings_get_default(),
297 "gtk-can-change-accels",
298 (glong)TRUE, "XProperty");
300 CHDIR_RETURN_VAL_IF_FAIL(get_home_dir(), 1);
302 MAKE_DIR_IF_NOT_EXIST(RC_DIR);
303 MAKE_DIR_IF_NOT_EXIST(get_imap_cache_dir());
304 MAKE_DIR_IF_NOT_EXIST(get_news_cache_dir());
305 MAKE_DIR_IF_NOT_EXIST(get_mime_tmp_dir());
306 MAKE_DIR_IF_NOT_EXIST(get_tmp_dir());
307 MAKE_DIR_IF_NOT_EXIST(RC_DIR G_DIR_SEPARATOR_S "uidl");
309 set_log_file(RC_DIR G_DIR_SEPARATOR_S "sylpheed.log");
311 folder_system_init();
313 prefs_common_read_config();
317 prefs_ext_prog_init();
318 prefs_wrapping_init();
319 prefs_msg_colors_init();
321 gtkaspell_checkers_init();
322 prefs_spelling_init();
325 sock_set_io_timeout(prefs_common.io_timeout_secs);
327 prefs_actions_read_config();
328 prefs_display_header_read_config();
329 /* prefs_filtering_read_config(); */
330 addressbook_read_file();
331 renderer_read_config();
335 folderview_initialize();
340 mainwin = main_window_create
341 (prefs_common.sep_folder | prefs_common.sep_msg << 1);
342 folderview = mainwin->folderview;
344 /* register the callback of unix domain socket input */
345 lock_socket_tag = gdk_input_add(lock_socket,
346 GDK_INPUT_READ | GDK_INPUT_EXCEPTION,
347 lock_socket_input_cb,
350 prefs_account_init();
351 account_read_config_all();
353 if (folder_read_list() < 0) {
354 if (!run_wizard(mainwin, TRUE))
359 if (!account_get_list()) {
360 if (!run_wizard(mainwin, FALSE))
362 account_read_config_all();
363 if(!account_get_list())
364 exit_sylpheed(mainwin);
367 account_set_missing_folder();
368 folder_set_missing_folders();
369 folderview_set(folderview);
371 prefs_matcher_read_config();
373 /* make one all-folder processing before using sylpheed */
374 main_window_cursor_wait(mainwin);
375 folder_func_to_all_folders(initial_processing, (gpointer *)mainwin);
376 main_window_cursor_normal(mainwin);
378 /* if Sylpheed crashed, rebuild caches */
379 if (!cmd.crash && is_file_exist(get_crashfile_name())) {
380 debug_print("Sylpheed crashed, checking for new messages in local folders\n");
381 folderview_check_new(NULL);
383 /* make the crash-indicator file */
384 str_write_to_file("foo", get_crashfile_name());
386 addressbook_read_file();
388 inc_autocheck_timer_init(mainwin);
390 /* ignore SIGPIPE signal for preventing sudden death of program */
391 signal(SIGPIPE, SIG_IGN);
393 if (cmd.online_mode == ONLINE_MODE_OFFLINE)
394 main_window_toggle_work_offline(mainwin, TRUE);
395 if (cmd.online_mode == ONLINE_MODE_ONLINE)
396 main_window_toggle_work_offline(mainwin, FALSE);
398 if (cmd.status_folders) {
399 g_ptr_array_free(cmd.status_folders, TRUE);
400 cmd.status_folders = NULL;
402 if (cmd.status_full_folders) {
403 g_ptr_array_free(cmd.status_full_folders, TRUE);
404 cmd.status_full_folders = NULL;
407 sylpheed_register_idle_function(sylpheed_gtk_idle);
409 prefs_toolbar_init();
411 plugin_load_all("GTK2");
413 static_mainwindow = mainwin;
415 #ifdef HAVE_STARTUP_NOTIFICATION
416 startup_notification_complete(FALSE);
420 inc_all_account_mail(mainwin, FALSE,
421 prefs_common.newmail_notify_manu);
422 else if (prefs_common.chk_on_startup)
423 inc_all_account_mail(mainwin, TRUE,
424 prefs_common.newmail_notify_manu);
425 else if (cmd.receive)
426 inc_mail(mainwin, prefs_common.newmail_notify_manu);
428 gtk_widget_grab_focus(folderview->ctree);
431 open_compose_new(cmd.compose_mailto, cmd.attach_files);
432 if (cmd.attach_files) {
433 ptr_array_free_strings(cmd.attach_files);
434 g_ptr_array_free(cmd.attach_files, TRUE);
435 cmd.attach_files = NULL;
442 exit_sylpheed(mainwin);
447 static void save_all_caches(FolderItem *item, gpointer data)
451 folder_item_write_cache(item);
454 static void exit_sylpheed(MainWindow *mainwin)
458 debug_print("shutting down\n");
460 inc_autocheck_timer_remove();
462 if (prefs_common.clean_on_exit)
463 main_window_empty_trash(mainwin, prefs_common.ask_on_clean);
465 /* save prefs for opened folder */
466 if(mainwin->folderview->opened)
470 item = gtk_ctree_node_get_row_data(GTK_CTREE(mainwin->folderview->ctree), mainwin->folderview->opened);
471 summary_save_prefs_to_folderitem(mainwin->folderview->summaryview, item);
474 /* save all state before exiting */
476 folder_func_to_all_folders(save_all_caches, NULL);
478 main_window_get_size(mainwin);
479 main_window_get_position(mainwin);
480 prefs_common_write_config();
481 account_write_config_all();
482 addressbook_export_to_file();
484 filename = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
485 gtk_accel_map_save(filename);
488 /* delete temporary files */
489 remove_all_files(get_mime_tmp_dir());
493 /* delete crashfile */
495 unlink(get_crashfile_name());
497 lock_socket_remove();
499 main_window_destroy(mainwin);
501 plugin_unload_all("GTK2");
503 prefs_toolbar_done();
505 addressbook_destroy();
509 prefs_ext_prog_done();
510 prefs_wrapping_done();
511 prefs_msg_colors_done();
513 prefs_spelling_done();
514 gtkaspell_checkers_quit();
520 static void parse_cmd_opt(int argc, char *argv[])
524 for (i = 1; i < argc; i++) {
525 if (!strncmp(argv[i], "--receive-all", 13))
526 cmd.receive_all = TRUE;
527 else if (!strncmp(argv[i], "--receive", 9))
529 else if (!strncmp(argv[i], "--compose", 9)) {
530 const gchar *p = argv[i + 1];
533 cmd.compose_mailto = NULL;
534 if (p && *p != '\0' && *p != '-') {
535 if (!strncmp(p, "mailto:", 7))
536 cmd.compose_mailto = p + 7;
538 cmd.compose_mailto = p;
541 } else if (!strncmp(argv[i], "--attach", 8)) {
542 const gchar *p = argv[i + 1];
545 while (p && *p != '\0' && *p != '-') {
546 if (!cmd.attach_files)
547 cmd.attach_files = g_ptr_array_new();
548 if (*p != G_DIR_SEPARATOR)
549 file = g_strconcat(sylpheed_get_startup_dir(),
554 g_ptr_array_add(cmd.attach_files, file);
558 } else if (!strncmp(argv[i], "--send", 6)) {
560 } else if (!strncmp(argv[i], "--version", 9)) {
561 puts("Sylpheed version " VERSION);
563 } else if (!strncmp(argv[i], "--status-full", 13)) {
564 const gchar *p = argv[i + 1];
566 cmd.status_full = TRUE;
567 while (p && *p != '\0' && *p != '-') {
568 if (!cmd.status_full_folders)
569 cmd.status_full_folders =
571 g_ptr_array_add(cmd.status_full_folders,
576 } else if (!strncmp(argv[i], "--status", 8)) {
577 const gchar *p = argv[i + 1];
580 while (p && *p != '\0' && *p != '-') {
581 if (!cmd.status_folders)
582 cmd.status_folders = g_ptr_array_new();
583 g_ptr_array_add(cmd.status_folders,
588 } else if (!strncmp(argv[i], "--online", 8)) {
589 cmd.online_mode = ONLINE_MODE_ONLINE;
590 } else if (!strncmp(argv[i], "--offline", 9)) {
591 cmd.online_mode = ONLINE_MODE_OFFLINE;
592 } else if (!strncmp(argv[i], "--help", 6)) {
593 gchar *base = g_path_get_basename(argv[0]);
594 g_print(_("Usage: %s [OPTION]...\n"), base);
596 g_print("%s\n", _(" --compose [address] open composition window"));
597 g_print("%s\n", _(" --attach file1 [file2]...\n"
598 " open composition window with specified files\n"
600 g_print("%s\n", _(" --receive receive new messages"));
601 g_print("%s\n", _(" --receive-all receive new messages of all accounts"));
602 g_print("%s\n", _(" --send send all queued messages"));
603 g_print("%s\n", _(" --status [folder]... show the total number of messages"));
604 g_print("%s\n", _(" --status-full [folder]...\n"
605 " show the status of each folder"));
606 g_print("%s\n", _(" --online switch to online mode"));
607 g_print("%s\n", _(" --offline switch to offline mode"));
608 g_print("%s\n", _(" --debug debug mode"));
609 g_print("%s\n", _(" --help display this help and exit"));
610 g_print("%s\n", _(" --version output version information and exit"));
611 g_print("%s\n", _(" --config-dir output configuration directory"));
615 } else if (!strncmp(argv[i], "--crash", 7)) {
617 cmd.crash_params = g_strdup(argv[i + 1]);
619 } else if (!strncmp(argv[i], "--config-dir", sizeof "--config-dir" - 1)) {
626 if (cmd.attach_files && cmd.compose == FALSE) {
628 cmd.compose_mailto = NULL;
632 static gint get_queued_message_num(void)
636 queue = folder_get_default_queue();
637 if (!queue) return -1;
639 folder_item_scan(queue);
640 return queue->total_msgs;
643 static void initial_processing(FolderItem *item, gpointer data)
645 MainWindow *mainwin = (MainWindow *)data;
648 g_return_if_fail(item);
649 buf = g_strdup_printf(_("Processing (%s)..."),
652 : _("top level folder"));
653 debug_print("%s\n", buf);
657 if (item->prefs->enable_processing)
658 folder_item_apply_processing(item);
660 debug_print("done.\n");
661 STATUSBAR_POP(mainwin);
664 static void draft_all_messages(void)
666 GList *compose_list = compose_get_compose_list();
670 for (elem = compose_list; elem != NULL && elem->data != NULL;
672 Compose *c = (Compose*)elem->data;
678 gboolean clean_quit(gpointer data)
680 static gboolean firstrun = TRUE;
686 /*!< Good idea to have the main window stored in a
687 * static variable so we can check that variable
688 * to see if we're really allowed to do things
689 * that actually the spawner is supposed to
690 * do (like: sending mail, composing messages).
691 * Because, really, if we're the spawnee, and
692 * we touch GTK stuff, we're hosed. See the
695 /* FIXME: Use something else to signal that we're
696 * in the original spawner, and not in a spawned
698 if (!static_mainwindow)
701 draft_all_messages();
703 exit_sylpheed(static_mainwindow);
709 void app_will_exit(GtkWidget *widget, gpointer data)
711 MainWindow *mainwin = data;
713 if (compose_get_compose_list()) {
714 gint val = alertpanel(_("Really quit?"),
715 _("Composing message exists."),
716 _("Draft them"), _("Discard them"), _("Don't quit"));
720 case G_ALERTALTERNATE:
723 draft_all_messages();
726 manage_window_focus_in(mainwin->window, NULL, NULL);
729 if (prefs_common.warn_queued_on_exit && get_queued_message_num() > 0) {
730 if (alertpanel(_("Queued messages"),
731 _("Some unsent messages are queued. Exit now?"),
732 GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL)
735 manage_window_focus_in(mainwin->window, NULL, NULL);
741 * CLAWS: want this public so crash dialog can delete the
747 gchar *get_socket_name(void)
749 static gchar *filename = NULL;
751 if (filename == NULL) {
752 filename = g_strdup_printf("%s%csylpheed-%d",
753 g_get_tmp_dir(), G_DIR_SEPARATOR,
760 static gchar *get_crashfile_name(void)
762 static gchar *filename = NULL;
764 if (filename == NULL) {
765 filename = g_strdup_printf("%s%csylpheed-crashed",
766 get_tmp_dir(), G_DIR_SEPARATOR);
772 static gint prohibit_duplicate_launch(void)
777 path = get_socket_name();
778 uxsock = fd_connect_unix(path);
781 return fd_open_unix(path);
784 /* remote command mode */
786 debug_print("another Sylpheed is already running.\n");
789 fd_write_all(uxsock, "receive_all\n", 12);
790 else if (cmd.receive)
791 fd_write_all(uxsock, "receive\n", 8);
792 else if (cmd.compose && cmd.attach_files) {
793 gchar *str, *compose_str;
796 if (cmd.compose_mailto)
797 compose_str = g_strdup_printf("compose_attach %s\n",
800 compose_str = g_strdup("compose_attach\n");
802 fd_write_all(uxsock, compose_str, strlen(compose_str));
805 for (i = 0; i < cmd.attach_files->len; i++) {
806 str = g_ptr_array_index(cmd.attach_files, i);
807 fd_write_all(uxsock, str, strlen(str));
808 fd_write_all(uxsock, "\n", 1);
811 fd_write_all(uxsock, ".\n", 2);
812 } else if (cmd.compose) {
815 if (cmd.compose_mailto)
816 compose_str = g_strdup_printf
817 ("compose %s\n", cmd.compose_mailto);
819 compose_str = g_strdup("compose\n");
821 fd_write_all(uxsock, compose_str, strlen(compose_str));
823 } else if (cmd.send) {
824 fd_write_all(uxsock, "send\n", 5);
825 } else if (cmd.online_mode == ONLINE_MODE_ONLINE) {
826 fd_write(uxsock, "online\n", 6);
827 } else if (cmd.online_mode == ONLINE_MODE_OFFLINE) {
828 fd_write(uxsock, "offline\n", 7);
829 } else if (cmd.status || cmd.status_full) {
832 const gchar *command;
836 command = cmd.status_full ? "status-full\n" : "status\n";
837 folders = cmd.status_full ? cmd.status_full_folders :
840 fd_write_all(uxsock, command, strlen(command));
841 for (i = 0; folders && i < folders->len; ++i) {
842 folder = g_ptr_array_index(folders, i);
843 fd_write_all(uxsock, folder, strlen(folder));
844 fd_write_all(uxsock, "\n", 1);
846 fd_write_all(uxsock, ".\n", 2);
848 fd_gets(uxsock, buf, sizeof(buf));
849 if (!strncmp(buf, ".\n", 2)) break;
853 fd_write_all(uxsock, "popup\n", 6);
859 static gint lock_socket_remove(void)
863 if (lock_socket < 0) return -1;
865 if (lock_socket_tag > 0)
866 gdk_input_remove(lock_socket_tag);
867 fd_close(lock_socket);
868 filename = get_socket_name();
874 static GPtrArray *get_folder_item_list(gint sock)
878 GPtrArray *folders = NULL;
881 fd_gets(sock, buf, sizeof(buf));
882 if (!strncmp(buf, ".\n", 2)) break;
884 if (!folders) folders = g_ptr_array_new();
885 item = folder_find_item_from_identifier(buf);
887 g_ptr_array_add(folders, item);
889 g_warning("no such folder: %s\n", buf);
895 static void lock_socket_input_cb(gpointer data,
897 GdkInputCondition condition)
899 MainWindow *mainwin = (MainWindow *)data;
903 sock = fd_accept(source);
904 fd_gets(sock, buf, sizeof(buf));
906 if (!strncmp(buf, "popup", 5)) {
907 main_window_popup(mainwin);
908 } else if (!strncmp(buf, "receive_all", 11)) {
909 inc_all_account_mail(mainwin, FALSE,
910 prefs_common.newmail_notify_manu);
911 } else if (!strncmp(buf, "receive", 7)) {
912 inc_mail(mainwin, prefs_common.newmail_notify_manu);
913 } else if (!strncmp(buf, "compose_attach", 14)) {
917 mailto = g_strdup(buf + strlen("compose_attach") + 1);
918 files = g_ptr_array_new();
919 while (fd_gets(sock, buf, sizeof(buf)) > 0) {
920 if (buf[0] == '.' && buf[1] == '\n') break;
922 g_ptr_array_add(files, g_strdup(buf));
924 open_compose_new(mailto, files);
925 ptr_array_free_strings(files);
926 g_ptr_array_free(files, TRUE);
928 } else if (!strncmp(buf, "compose", 7)) {
929 open_compose_new(buf + strlen("compose") + 1, NULL);
930 } else if (!strncmp(buf, "send", 4)) {
932 } else if (!strncmp(buf, "online", 6)) {
933 main_window_toggle_work_offline(mainwin, FALSE);
934 } else if (!strncmp(buf, "offline", 7)) {
935 main_window_toggle_work_offline(mainwin, TRUE);
936 } else if (!strncmp(buf, "status-full", 11) ||
937 !strncmp(buf, "status", 6)) {
941 folders = get_folder_item_list(sock);
942 status = folder_get_status
943 (folders, !strncmp(buf, "status-full", 11));
944 fd_write_all(sock, status, strlen(status));
945 fd_write_all(sock, ".\n", 2);
947 if (folders) g_ptr_array_free(folders, TRUE);
953 static void open_compose_new(const gchar *address, GPtrArray *attach_files)
958 Xstrdup_a(addr, address, return);
962 compose_new(NULL, addr, attach_files);
965 static void send_queue(void)
969 for (list = folder_get_list(); list != NULL; list = list->next) {
970 Folder *folder = list->data;
973 gint res = procmsg_send_queue
974 (folder->queue, prefs_common.savemsg);
977 alertpanel_error(_("Some errors occurred while sending queued messages."));
979 folder_item_scan(folder->queue);
984 static void quit_signal_handler(int sig)
986 debug_print("Quitting on signal %d\n", sig);
988 g_timeout_add(0, clean_quit, NULL);
991 static void install_basic_sighandlers()
994 struct sigaction act;
999 sigaddset(&mask, SIGTERM);
1002 sigaddset(&mask, SIGINT);
1005 sigaddset(&mask, SIGHUP);
1008 act.sa_handler = quit_signal_handler;
1013 sigaction(SIGTERM, &act, 0);
1016 sigaction(SIGINT, &act, 0);
1019 sigaction(SIGHUP, &act, 0);
1022 sigprocmask(SIG_UNBLOCK, &mask, 0);