src/main.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 Hiroyuki Yamamoto
   4  *
   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.
   9  *
  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.
  14  *
  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.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <gtk/gtkmain.h>
  28 #include <gtk/gtkrc.h>
  29
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <ctype.h>
  34 #include <unistd.h>
  35 #include <time.h>
  36 #include <sys/stat.h>
  37 #include <sys/types.h>
  38 #include <signal.h>
  39
  40 #if USE_GPGME
  41 #  include <gpgme.h>
  42 #  include "passphrase.h"
  43 #endif
  44
  45 #include "sylpheed.h"
  46 #include "intl.h"
  47 #include "main.h"
  48 #include "mainwindow.h"
  49 #include "folderview.h"
  50 #include "summaryview.h"
  51 #include "prefs_common.h"
  52 #include "prefs_account.h"
  53 #include "prefs_actions.h"
  54 #include "prefs_ext_prog.h"
  55 #include "prefs_fonts.h"
  56 #include "prefs_spelling.h"
  57 #include "prefs_themes.h"
  58 #include "prefs_display_header.h"
  59 #include "account.h"
  60 #include "procmsg.h"
  61 #include "inc.h"
  62 #include "import.h"
  63 #include "manage_window.h"
  64 #include "alertpanel.h"
  65 #include "statusbar.h"
  66 #include "addressbook.h"
  67 #include "compose.h"
  68 #include "folder.h"
  69 #include "setup.h"
  70 #include "utils.h"
  71 #include "gtkutils.h"
  72 #include "socket.h"
  73 #include "log.h"
  74 #include "prefs_toolbar.h"
  75 #include "plugin.h"
  76
  77 #if USE_GPGME
  78 #  include "sgpgme.h"
  79 #  include "pgpmime.h"
  80 #endif
  81 #if USE_OPENSSL
  82 #  include "ssl.h"
  83 #endif
  84
  85 #include "version.h"
  86
  87 #include "crash.h"
  88
  89 gchar *prog_version;
  90 #ifdef CRASH_DIALOG
  91 gchar *argv0;
  92 #endif
  93
  94 static gint lock_socket = -1;
  95 static gint lock_socket_tag = 0;
  96
  97 typedef enum
  98 {
  99         ONLINE_MODE_DONT_CHANGE,
 100         ONLINE_MODE_ONLINE,
 101         ONLINE_MODE_OFFLINE
 102 } OnlineMode;
 103
 104 static struct RemoteCmd {
 105         gboolean receive;
 106         gboolean receive_all;
 107         gboolean compose;
 108         const gchar *compose_mailto;
 109         GPtrArray *attach_files;
 110         gboolean status;
 111         gboolean status_full;
 112         GPtrArray *status_folders;
 113         GPtrArray *status_full_folders;
 114         gboolean send;
 115         gboolean crash;
 116         int online_mode;
 117         gchar   *crash_params;
 118 } cmd;
 119
 120 static void parse_cmd_opt(int argc, char *argv[]);
 121
 122 static gint prohibit_duplicate_launch   (void);
 123 static gchar * get_crashfile_name       (void);
 124 static gint lock_socket_remove          (void);
 125 static void lock_socket_input_cb        (gpointer          data,
 126                                          gint              source,
 127                                          GdkInputCondition condition);
 128 #ifndef CLAWS
 129 static
 130 #endif
 131 gchar *get_socket_name          (void);
 132
 133
 134 static void open_compose_new            (const gchar    *address,
 135                                          GPtrArray      *attach_files);
 136
 137 static void send_queue                  (void);
 138 static void initial_processing          (FolderItem *item, gpointer data);
 139 static void quit_signal_handler         (int sig);
 140 static void install_basic_sighandlers   (void);
 141 static void exit_sylpheed               (MainWindow *mainwin);
 142
 143 #if 0
 144 /* for gettext */
 145 _("File `%s' already exists.\n"
 146   "Can't create folder.")
 147 #endif
 148
 149 #define MAKE_DIR_IF_NOT_EXIST(dir) \
 150 { \
 151         if (!is_dir_exist(dir)) { \
 152                 if (is_file_exist(dir)) { \
 153                         alertpanel_warning \
 154                                 (_("File `%s' already exists.\n" \
 155                                    "Can't create folder."), \
 156                                  dir); \
 157                         return 1; \
 158                 } \
 159                 if (make_dir(dir) < 0) \
 160                         return 1; \
 161         } \
 162 }
 163
 164 static MainWindow *static_mainwindow;
 165
 166 int main(int argc, char *argv[])
 167 {
 168         gchar *userrc;
 169         MainWindow *mainwin;
 170         FolderView *folderview;
 171
 172         if (!sylpheed_init(&argc, &argv)) {
 173                 return 0;
 174         }
 175
 176         prog_version = PROG_VERSION;
 177 #ifdef CRASH_DIALOG
 178         argv0 = g_strdup(argv[0]);
 179 #endif
 180
 181         parse_cmd_opt(argc, argv);
 182
 183 #ifdef CRASH_DIALOG
 184         if (cmd.crash) {
 185                 gtk_set_locale();
 186                 gtk_init(&argc, &argv);
 187                 crash_main(cmd.crash_params);
 188                 return 0;
 189         }
 190         crash_install_handlers();
 191 #endif
 192         install_basic_sighandlers();
 193
 194         /* check and create unix domain socket */
 195         lock_socket = prohibit_duplicate_launch();
 196         if (lock_socket < 0) return 0;
 197
 198         if (cmd.status || cmd.status_full) {
 199                 puts("0 Sylpheed not running.");
 200                 lock_socket_remove();
 201                 return 0;
 202         }
 203
 204         gtk_set_locale();
 205         gtk_init(&argc, &argv);
 206
 207         gdk_rgb_init();
 208         gtk_widget_set_default_colormap(gdk_rgb_get_cmap());
 209         gtk_widget_set_default_visual(gdk_rgb_get_visual());
 210
 211 #if USE_THREADS || USE_LDAP
 212         g_thread_init(NULL);
 213         if (!g_thread_supported())
 214                 g_error(_("g_thread is not supported by glib.\n"));
 215 #endif
 216
 217         /* parse gtkrc files */
 218         userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtkrc-2.0",
 219                              NULL);
 220         gtk_rc_parse(userrc);
 221         g_free(userrc);
 222         userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtk",
 223                              G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
 224         gtk_rc_parse(userrc);
 225         g_free(userrc);
 226         userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
 227         gtk_rc_parse(userrc);
 228         g_free(userrc);
 229
 230         gtk_rc_parse("./gtkrc-2.0");
 231
 232         userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
 233         gtk_accel_map_load (userrc);
 234         g_free(userrc);
 235
 236         gtk_settings_set_long_property(gtk_settings_get_default(),
 237                                        "gtk-can-change-accels",
 238                                        (glong)TRUE, "XProperty");
 239
 240         CHDIR_RETURN_VAL_IF_FAIL(get_home_dir(), 1);
 241
 242         MAKE_DIR_IF_NOT_EXIST(RC_DIR);
 243         MAKE_DIR_IF_NOT_EXIST(get_imap_cache_dir());
 244         MAKE_DIR_IF_NOT_EXIST(get_news_cache_dir());
 245         MAKE_DIR_IF_NOT_EXIST(get_mime_tmp_dir());
 246         MAKE_DIR_IF_NOT_EXIST(get_tmp_dir());
 247         MAKE_DIR_IF_NOT_EXIST(RC_DIR G_DIR_SEPARATOR_S "uidl");
 248
 249         set_log_file(RC_DIR G_DIR_SEPARATOR_S "sylpheed.log");
 250
 251         folder_system_init();
 252         prefs_common_init();
 253         prefs_common_read_config();
 254
 255 #if USE_GPGME
 256         sgpgme_init();
 257         pgpmime_init();
 258 #endif
 259         prefs_themes_init();
 260         prefs_fonts_init();
 261         prefs_ext_prog_init();
 262 #ifdef USE_ASPELL
 263         gtkaspell_checkers_init();
 264         prefs_spelling_init();
 265 #endif
 266
 267         sock_set_io_timeout(prefs_common.io_timeout_secs);
 268
 269         prefs_actions_read_config();
 270         prefs_display_header_read_config();
 271         /* prefs_filtering_read_config(); */
 272         addressbook_read_file();
 273         renderer_read_config();
 274
 275         gtkut_widget_init();
 276
 277         mainwin = main_window_create
 278                 (prefs_common.sep_folder | prefs_common.sep_msg << 1);
 279         folderview = mainwin->folderview;
 280
 281         /* register the callback of unix domain socket input */
 282         lock_socket_tag = gdk_input_add(lock_socket,
 283                                         GDK_INPUT_READ | GDK_INPUT_EXCEPTION,
 284                                         lock_socket_input_cb,
 285                                         mainwin);
 286
 287         account_read_config_all();
 288
 289         if (folder_read_list() < 0) {
 290                 setup(mainwin);
 291                 folder_write_list();
 292         }
 293         if (!account_get_list()) {
 294                 account_edit_open();
 295                 account_add();
 296         }
 297
 298         account_set_missing_folder();
 299         folder_set_missing_folders();
 300         folderview_set(folderview);
 301
 302         prefs_matcher_read_config();
 303
 304         /* make one all-folder processing before using sylpheed */
 305         folder_func_to_all_folders(initial_processing, (gpointer *)mainwin);
 306
 307         /* if Sylpheed crashed, rebuild caches */
 308         if (!cmd.crash && is_file_exist(get_crashfile_name())) {
 309                 debug_print("Sylpheed crashed, checking for new messages in local folders\n");
 310                 folderview_check_new(NULL);
 311         }
 312         /* make the crash-indicator file */
 313         str_write_to_file("foo", get_crashfile_name());
 314
 315         addressbook_read_file();
 316
 317         inc_autocheck_timer_init(mainwin);
 318
 319         /* ignore SIGPIPE signal for preventing sudden death of program */
 320         signal(SIGPIPE, SIG_IGN);
 321
 322         if (cmd.online_mode == ONLINE_MODE_OFFLINE)
 323                 main_window_toggle_work_offline(mainwin, TRUE);
 324         if (cmd.online_mode == ONLINE_MODE_ONLINE)
 325                 main_window_toggle_work_offline(mainwin, FALSE);
 326
 327         if (cmd.receive_all)
 328                 inc_all_account_mail(mainwin, FALSE,
 329                                      prefs_common.newmail_notify_manu);
 330         else if (prefs_common.chk_on_startup)
 331                 inc_all_account_mail(mainwin, TRUE,
 332                                      prefs_common.newmail_notify_manu);
 333         else if (cmd.receive)
 334                 inc_mail(mainwin, prefs_common.newmail_notify_manu);
 335         else
 336                 gtk_widget_grab_focus(folderview->ctree);
 337
 338         if (cmd.compose)
 339                 open_compose_new(cmd.compose_mailto, cmd.attach_files);
 340         if (cmd.attach_files) {
 341                 ptr_array_free_strings(cmd.attach_files);
 342                 g_ptr_array_free(cmd.attach_files, TRUE);
 343                 cmd.attach_files = NULL;
 344         }
 345         if (cmd.send)
 346                 send_queue();
 347         if (cmd.status_folders) {
 348                 g_ptr_array_free(cmd.status_folders, TRUE);
 349                 cmd.status_folders = NULL;
 350         }
 351         if (cmd.status_full_folders) {
 352                 g_ptr_array_free(cmd.status_full_folders, TRUE);
 353                 cmd.status_full_folders = NULL;
 354         }
 355
 356         prefs_toolbar_init();
 357
 358         plugin_load_all("GTK");
 359
 360         static_mainwindow = mainwin;
 361         gtk_main();
 362
 363         exit_sylpheed(mainwin);
 364
 365         return 0;
 366 }
 367
 368 static void save_all_caches(FolderItem *item, gpointer data)
 369 {
 370         if (!item->cache)
 371                 return;
 372         folder_item_write_cache(item);
 373 }
 374
 375 static void exit_sylpheed(MainWindow *mainwin)
 376 {
 377         gchar *filename;
 378         GList *list, *cur;
 379
 380         debug_print("shutting down\n");
 381
 382         inc_autocheck_timer_remove();
 383
 384         if (prefs_common.clean_on_exit)
 385                 main_window_empty_trash(mainwin, prefs_common.ask_on_clean);
 386
 387         /* save prefs for opened folder */
 388         if(mainwin->folderview->opened)
 389         {
 390                 FolderItem *item;
 391
 392                 item = gtk_ctree_node_get_row_data(GTK_CTREE(mainwin->folderview->ctree), mainwin->folderview->opened);
 393                 summary_save_prefs_to_folderitem(mainwin->folderview->summaryview, item);
 394         }
 395
 396         /* save all state before exiting */
 397         folder_write_list();
 398         folder_func_to_all_folders(save_all_caches, NULL);
 399
 400         main_window_get_size(mainwin);
 401         main_window_get_position(mainwin);
 402         prefs_common_save_config();
 403         account_save_config_all();
 404         addressbook_export_to_file();
 405
 406         filename = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
 407 #warning FIXME_GTK2 gtk_item_factory_dump_rc() not existing
 408 #if 0
 409         gtk_item_factory_dump_rc(filename, NULL, TRUE);
 410 #endif
 411         gtk_accel_map_save(filename);
 412         g_free(filename);
 413
 414         /* delete temporary files */
 415         remove_all_files(get_mime_tmp_dir());
 416
 417         close_log_file();
 418
 419         /* delete crashfile */
 420         if (!cmd.crash)
 421                 unlink(get_crashfile_name());
 422
 423         lock_socket_remove();
 424
 425         main_window_destroy(mainwin);
 426
 427         plugin_unload_all("GTK");
 428
 429         prefs_toolbar_done();
 430
 431         addressbook_destroy();
 432
 433 #ifdef USE_GPGME
 434         pgpmime_done();
 435         sgpgme_done();
 436 #endif
 437         prefs_themes_done();
 438         prefs_fonts_done();
 439         prefs_ext_prog_done();
 440 #ifdef USE_ASPELL
 441         prefs_spelling_done();
 442         gtkaspell_checkers_quit();
 443 #endif
 444         sylpheed_done();
 445
 446 }
 447
 448 static void parse_cmd_opt(int argc, char *argv[])
 449 {
 450         gint i;
 451
 452         for (i = 1; i < argc; i++) {
 453                 if (!strncmp(argv[i], "--receive-all", 13))
 454                         cmd.receive_all = TRUE;
 455                 else if (!strncmp(argv[i], "--receive", 9))
 456                         cmd.receive = TRUE;
 457                 else if (!strncmp(argv[i], "--compose", 9)) {
 458                         const gchar *p = argv[i + 1];
 459
 460                         cmd.compose = TRUE;
 461                         cmd.compose_mailto = NULL;
 462                         if (p && *p != '\0' && *p != '-') {
 463                                 if (!strncmp(p, "mailto:", 7))
 464                                         cmd.compose_mailto = p + 7;
 465                                 else
 466                                         cmd.compose_mailto = p;
 467                                 i++;
 468                         }
 469                 } else if (!strncmp(argv[i], "--attach", 8)) {
 470                         const gchar *p = argv[i + 1];
 471                         gchar *file;
 472
 473                         while (p && *p != '\0' && *p != '-') {
 474                                 if (!cmd.attach_files)
 475                                         cmd.attach_files = g_ptr_array_new();
 476                                 if (*p != G_DIR_SEPARATOR)
 477                                         file = g_strconcat(sylpheed_get_startup_dir(),
 478                                                            G_DIR_SEPARATOR_S,
 479                                                            p, NULL);
 480                                 else
 481                                         file = g_strdup(p);
 482                                 g_ptr_array_add(cmd.attach_files, file);
 483                                 i++;
 484                                 p = argv[i + 1];
 485                         }
 486                 } else if (!strncmp(argv[i], "--send", 6)) {
 487                         cmd.send = TRUE;
 488                 } else if (!strncmp(argv[i], "--version", 9)) {
 489                         puts("Sylpheed version " VERSION);
 490                         exit(0);
 491                 } else if (!strncmp(argv[i], "--status-full", 13)) {
 492                         const gchar *p = argv[i + 1];
 493
 494                         cmd.status_full = TRUE;
 495                         while (p && *p != '\0' && *p != '-') {
 496                                 if (!cmd.status_full_folders)
 497                                         cmd.status_full_folders =
 498                                                 g_ptr_array_new();
 499                                 g_ptr_array_add(cmd.status_full_folders,
 500                                                 g_strdup(p));
 501                                 i++;
 502                                 p = argv[i + 1];
 503                         }
 504                 } else if (!strncmp(argv[i], "--status", 8)) {
 505                         const gchar *p = argv[i + 1];
 506
 507                         cmd.status = TRUE;
 508                         while (p && *p != '\0' && *p != '-') {
 509                                 if (!cmd.status_folders)
 510                                         cmd.status_folders = g_ptr_array_new();
 511                                 g_ptr_array_add(cmd.status_folders,
 512                                                 g_strdup(p));
 513                                 i++;
 514                                 p = argv[i + 1];
 515                         }
 516                 } else if (!strncmp(argv[i], "--online", 8)) {
 517                         cmd.online_mode = ONLINE_MODE_ONLINE;
 518                 } else if (!strncmp(argv[i], "--offline", 9)) {
 519                         cmd.online_mode = ONLINE_MODE_OFFLINE;
 520                 } else if (!strncmp(argv[i], "--help", 6)) {
 521                         g_print(_("Usage: %s [OPTION]...\n"),
 522                                 g_basename(argv[0]));
 523
 524                         puts(_("  --compose [address]    open composition window"));
 525                         puts(_("  --attach file1 [file2]...\n"
 526                                "                         open composition window with specified files\n"
 527                                "                         attached"));
 528                         puts(_("  --receive              receive new messages"));
 529                         puts(_("  --receive-all          receive new messages of all accounts"));
 530                         puts(_("  --send                 send all queued messages"));
 531                         puts(_("  --status [folder]...   show the total number of messages"));
 532                         puts(_("  --status-full [folder]...\n"
 533                                "                         show the status of each folder"));
 534                         puts(_("  --online               switch to online mode"));
 535                         puts(_("  --offline              switch to offline mode"));
 536                         puts(_("  --debug                debug mode"));
 537                         puts(_("  --help                 display this help and exit"));
 538                         puts(_("  --version              output version information and exit"));
 539                         puts(_("  --config-dir           output configuration directory"));
 540
 541                         exit(1);
 542                 } else if (!strncmp(argv[i], "--crash", 7)) {
 543                         cmd.crash = TRUE;
 544                         cmd.crash_params = g_strdup(argv[i + 1]);
 545                         i++;
 546                 } else if (!strncmp(argv[i], "--config-dir", sizeof "--config-dir" - 1)) {
 547                         puts(RC_DIR);
 548                         exit(0);
 549                 }
 550
 551         }
 552
 553         if (cmd.attach_files && cmd.compose == FALSE) {
 554                 cmd.compose = TRUE;
 555                 cmd.compose_mailto = NULL;
 556         }
 557 }
 558
 559 static gint get_queued_message_num(void)
 560 {
 561         FolderItem *queue;
 562
 563         queue = folder_get_default_queue();
 564         if (!queue) return -1;
 565
 566         folder_item_scan(queue);
 567         return queue->total_msgs;
 568 }
 569
 570 static void initial_processing(FolderItem *item, gpointer data)
 571 {
 572         MainWindow *mainwin = (MainWindow *)data;
 573         gchar *buf;
 574
 575         g_return_if_fail(item);
 576         buf = g_strdup_printf(_("Processing (%s)..."),
 577                               item->path
 578                               ? item->path
 579                               : _("top level folder"));
 580         debug_print("%s\n", buf);
 581         g_free(buf);
 582
 583         main_window_cursor_wait(mainwin);
 584
 585         if (item->prefs->enable_processing)
 586                 folder_item_apply_processing(item);
 587
 588         debug_print("done.\n");
 589         STATUSBAR_POP(mainwin);
 590         main_window_cursor_normal(mainwin);
 591 }
 592
 593 static void draft_all_messages(void)
 594 {
 595         GList *compose_list = compose_get_compose_list();
 596         GList *elem = NULL;
 597
 598         if (compose_list) {
 599                 for (elem = compose_list; elem != NULL && elem->data != NULL;
 600                      elem = elem->next) {
 601                         Compose *c = (Compose*)elem->data;
 602                         compose_draft(c);
 603                 }
 604         }
 605 }
 606
 607 gboolean clean_quit(gpointer data)
 608 {
 609         static gboolean firstrun = TRUE;
 610
 611         if (!firstrun)
 612                 return FALSE;
 613         firstrun = FALSE;
 614
 615         /*!< Good idea to have the main window stored in a
 616          *   static variable so we can check that variable
 617          *   to see if we're really allowed to do things
 618          *   that actually the spawner is supposed to
 619          *   do (like: sending mail, composing messages).
 620          *   Because, really, if we're the spawnee, and
 621          *   we touch GTK stuff, we're hosed. See the
 622          *   next fixme. */
 623
 624         /* FIXME: Use something else to signal that we're
 625          * in the original spawner, and not in a spawned
 626          * child. */
 627         if (!static_mainwindow)
 628                 return FALSE;
 629
 630         draft_all_messages();
 631
 632         exit_sylpheed(static_mainwindow);
 633         exit(0);
 634
 635         return FALSE;
 636 }
 637
 638 void app_will_exit(GtkWidget *widget, gpointer data)
 639 {
 640         MainWindow *mainwin = data;
 641
 642         if (compose_get_compose_list()) {
 643                 gint val = alertpanel(_("Notice"),
 644                                _("Composing message exists."),
 645                                _("Draft them"), _("Discard them"), _("Don't quit"));
 646                 switch (val) {
 647                         case G_ALERTOTHER:
 648                                 return;
 649                         case G_ALERTALTERNATE:
 650                                 break;
 651                         default:
 652                                 draft_all_messages();
 653                 }
 654
 655                 manage_window_focus_in(mainwin->window, NULL, NULL);
 656         }
 657
 658         if (prefs_common.warn_queued_on_exit && get_queued_message_num() > 0) {
 659                 if (alertpanel(_("Queued messages"),
 660                                _("Some unsent messages are queued. Exit now?"),
 661                                _("OK"), _("Cancel"), NULL) != G_ALERTDEFAULT)
 662                         return;
 663                 manage_window_focus_in(mainwin->window, NULL, NULL);
 664         }
 665         gtk_main_quit();
 666 }
 667
 668 /*
 669  * CLAWS: want this public so crash dialog can delete the
 670  * lock file too
 671  */
 672 #ifndef CLAWS
 673 static
 674 #endif
 675 gchar *get_socket_name(void)
 676 {
 677         static gchar *filename = NULL;
 678
 679         if (filename == NULL) {
 680                 filename = g_strdup_printf("%s%csylpheed-%d",
 681                                            g_get_tmp_dir(), G_DIR_SEPARATOR,
 682                                            getuid());
 683         }
 684
 685         return filename;
 686 }
 687
 688 static gchar *get_crashfile_name(void)
 689 {
 690         static gchar *filename = NULL;
 691
 692         if (filename == NULL) {
 693                 filename = g_strdup_printf("%s%csylpheed-crashed",
 694                                            get_tmp_dir(), G_DIR_SEPARATOR);
 695         }
 696
 697         return filename;
 698 }
 699
 700 static gint prohibit_duplicate_launch(void)
 701 {
 702         gint uxsock;
 703         gchar *path;
 704
 705         path = get_socket_name();
 706         uxsock = fd_connect_unix(path);
 707         if (uxsock < 0) {
 708                 unlink(path);
 709                 return fd_open_unix(path);
 710         }
 711
 712         /* remote command mode */
 713
 714         debug_print("another Sylpheed is already running.\n");
 715
 716         if (cmd.receive_all)
 717                 fd_write_all(uxsock, "receive_all\n", 12);
 718         else if (cmd.receive)
 719                 fd_write_all(uxsock, "receive\n", 8);
 720         else if (cmd.compose && cmd.attach_files) {
 721                 gchar *str, *compose_str;
 722                 gint i;
 723
 724                 if (cmd.compose_mailto)
 725                         compose_str = g_strdup_printf("compose_attach %s\n",
 726                                                       cmd.compose_mailto);
 727                 else
 728                         compose_str = g_strdup("compose_attach\n");
 729
 730                 fd_write_all(uxsock, compose_str, strlen(compose_str));
 731                 g_free(compose_str);
 732
 733                 for (i = 0; i < cmd.attach_files->len; i++) {
 734                         str = g_ptr_array_index(cmd.attach_files, i);
 735                         fd_write_all(uxsock, str, strlen(str));
 736                         fd_write_all(uxsock, "\n", 1);
 737                 }
 738
 739                 fd_write_all(uxsock, ".\n", 2);
 740         } else if (cmd.compose) {
 741                 gchar *compose_str;
 742
 743                 if (cmd.compose_mailto)
 744                         compose_str = g_strdup_printf
 745                                 ("compose %s\n", cmd.compose_mailto);
 746                 else
 747                         compose_str = g_strdup("compose\n");
 748
 749                 fd_write_all(uxsock, compose_str, strlen(compose_str));
 750                 g_free(compose_str);
 751         } else if (cmd.send) {
 752                 fd_write_all(uxsock, "send\n", 5);
 753         } else if (cmd.online_mode == ONLINE_MODE_ONLINE) {
 754                 fd_write(uxsock, "online\n", 6);
 755         } else if (cmd.online_mode == ONLINE_MODE_OFFLINE) {
 756                 fd_write(uxsock, "offline\n", 7);
 757         } else if (cmd.status || cmd.status_full) {
 758                 gchar buf[BUFFSIZE];
 759                 gint i;
 760                 const gchar *command;
 761                 GPtrArray *folders;
 762                 gchar *folder;
 763
 764                 command = cmd.status_full ? "status-full\n" : "status\n";
 765                 folders = cmd.status_full ? cmd.status_full_folders :
 766                         cmd.status_folders;
 767
 768                 fd_write_all(uxsock, command, strlen(command));
 769                 for (i = 0; folders && i < folders->len; ++i) {
 770                         folder = g_ptr_array_index(folders, i);
 771                         fd_write_all(uxsock, folder, strlen(folder));
 772                         fd_write_all(uxsock, "\n", 1);
 773                 }
 774                 fd_write_all(uxsock, ".\n", 2);
 775                 for (;;) {
 776                         fd_gets(uxsock, buf, sizeof(buf));
 777                         if (!strncmp(buf, ".\n", 2)) break;
 778                         fputs(buf, stdout);
 779                 }
 780         } else
 781                 fd_write_all(uxsock, "popup\n", 6);
 782
 783         fd_close(uxsock);
 784         return -1;
 785 }
 786
 787 static gint lock_socket_remove(void)
 788 {
 789         gchar *filename;
 790
 791         if (lock_socket < 0) return -1;
 792
 793         if (lock_socket_tag > 0)
 794                 gdk_input_remove(lock_socket_tag);
 795         fd_close(lock_socket);
 796         filename = get_socket_name();
 797         unlink(filename);
 798
 799         return 0;
 800 }
 801
 802 static GPtrArray *get_folder_item_list(gint sock)
 803 {
 804         gchar buf[BUFFSIZE];
 805         FolderItem *item;
 806         GPtrArray *folders = NULL;
 807
 808         for (;;) {
 809                 fd_gets(sock, buf, sizeof(buf));
 810                 if (!strncmp(buf, ".\n", 2)) break;
 811                 strretchomp(buf);
 812                 if (!folders) folders = g_ptr_array_new();
 813                 item = folder_find_item_from_identifier(buf);
 814                 if (item)
 815                         g_ptr_array_add(folders, item);
 816                 else
 817                         g_warning("no such folder: %s\n", buf);
 818         }
 819
 820         return folders;
 821 }
 822
 823 static void lock_socket_input_cb(gpointer data,
 824                                  gint source,
 825                                  GdkInputCondition condition)
 826 {
 827         MainWindow *mainwin = (MainWindow *)data;
 828         gint sock;
 829         gchar buf[BUFFSIZE];
 830
 831         sock = fd_accept(source);
 832         fd_gets(sock, buf, sizeof(buf));
 833
 834         if (!strncmp(buf, "popup", 5)) {
 835                 main_window_popup(mainwin);
 836         } else if (!strncmp(buf, "receive_all", 11)) {
 837                 inc_all_account_mail(mainwin, FALSE,
 838                                      prefs_common.newmail_notify_manu);
 839         } else if (!strncmp(buf, "receive", 7)) {
 840                 inc_mail(mainwin, prefs_common.newmail_notify_manu);
 841         } else if (!strncmp(buf, "compose_attach", 14)) {
 842                 GPtrArray *files;
 843                 gchar *mailto;
 844
 845                 mailto = g_strdup(buf + strlen("compose_attach") + 1);
 846                 files = g_ptr_array_new();
 847                 while (fd_gets(sock, buf, sizeof(buf)) > 0) {
 848                         if (buf[0] == '.' && buf[1] == '\n') break;
 849                         strretchomp(buf);
 850                         g_ptr_array_add(files, g_strdup(buf));
 851                 }
 852                 open_compose_new(mailto, files);
 853                 ptr_array_free_strings(files);
 854                 g_ptr_array_free(files, TRUE);
 855                 g_free(mailto);
 856         } else if (!strncmp(buf, "compose", 7)) {
 857                 open_compose_new(buf + strlen("compose") + 1, NULL);
 858         } else if (!strncmp(buf, "send", 4)) {
 859                 send_queue();
 860         } else if (!strncmp(buf, "online", 6)) {
 861                 main_window_toggle_work_offline(mainwin, FALSE);
 862         } else if (!strncmp(buf, "offline", 7)) {
 863                 main_window_toggle_work_offline(mainwin, TRUE);
 864         } else if (!strncmp(buf, "status-full", 11) ||
 865                    !strncmp(buf, "status", 6)) {
 866                 gchar *status;
 867                 GPtrArray *folders;
 868
 869                 folders = get_folder_item_list(sock);
 870                 status = folder_get_status
 871                         (folders, !strncmp(buf, "status-full", 11));
 872                 fd_write_all(sock, status, strlen(status));
 873                 fd_write_all(sock, ".\n", 2);
 874                 g_free(status);
 875                 if (folders) g_ptr_array_free(folders, TRUE);
 876         }
 877
 878         fd_close(sock);
 879 }
 880
 881 static void open_compose_new(const gchar *address, GPtrArray *attach_files)
 882 {
 883         gchar *addr = NULL;
 884
 885         if (address) {
 886                 Xstrdup_a(addr, address, return);
 887                 g_strstrip(addr);
 888         }
 889
 890         compose_new(NULL, addr, attach_files);
 891 }
 892
 893 static void send_queue(void)
 894 {
 895         GList *list;
 896
 897         for (list = folder_get_list(); list != NULL; list = list->next) {
 898                 Folder *folder = list->data;
 899
 900                 if (folder->queue) {
 901                         gint res = procmsg_send_queue
 902                                 (folder->queue, prefs_common.savemsg);
 903
 904                         if (res < 0)
 905                                 alertpanel_error(_("Some errors occurred while sending queued messages."));
 906                         if (res)
 907                                 folder_item_scan(folder->queue);
 908                 }
 909         }
 910 }
 911
 912 static void quit_signal_handler(int sig)
 913 {
 914         debug_print("Quitting on signal %d\n", sig);
 915
 916         g_timeout_add(0, clean_quit, NULL);
 917 }
 918
 919 static void install_basic_sighandlers()
 920 {
 921         sigset_t    mask;
 922         struct sigaction act;
 923
 924         sigemptyset(&mask);
 925
 926 #ifdef SIGTERM
 927         sigaddset(&mask, SIGTERM);
 928 #endif
 929 #ifdef SIGINT
 930         sigaddset(&mask, SIGINT);
 931 #endif
 932
 933         act.sa_handler = quit_signal_handler;
 934         act.sa_mask    = mask;
 935         act.sa_flags   = 0;
 936
 937 #ifdef SIGTERM
 938         sigaction(SIGTERM, &act, 0);
 939 #endif
 940 #ifdef SIGINT
 941         sigaction(SIGINT, &act, 0);
 942 #endif
 943
 944         sigprocmask(SIG_UNBLOCK, &mask, 0);
 945 }