src/main.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  * Copyright (C) 2008 - 2009 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13
  14 #include "main.h"
  15
  16 #include "cache.h"
  17 #include "collect.h"
  18 #include "collect-io.h"
  19 #include "filedata.h"
  20 #include "filefilter.h"
  21 #include "history_list.h"
  22 #include "image-overlay.h"
  23 #include "layout.h"
  24 #include "layout_image.h"
  25 #include "options.h"
  26 #include "remote.h"
  27 #include "secure_save.h"
  28 #include "similar.h"
  29 #include "ui_fileops.h"
  30 #include "ui_utildlg.h"
  31 #include "cache_maint.h"
  32 #include "thumb.h"
  33 #include "metadata.h"
  34 #include "editors.h"
  35 #include "exif.h"
  36 #include "histogram.h"
  37
  38 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  39
  40 #include <signal.h>
  41 #include <sys/mman.h>
  42
  43 #include <math.h>
  44 #ifdef G_OS_UNIX
  45 #include <pwd.h>
  46 #endif
  47
  48
  49 static RemoteConnection *remote_connection = NULL;
  50
  51
  52 /*
  53  *-----------------------------------------------------------------------------
  54  * keyboard functions
  55  *-----------------------------------------------------------------------------
  56  */
  57
  58 void keyboard_scroll_calc(gint *x, gint *y, GdkEventKey *event)
  59 {
  60         static gint delta = 0;
  61         static guint32 time_old = 0;
  62         static guint keyval_old = 0;
  63
  64         if (event->state & GDK_CONTROL_MASK)
  65                 {
  66                 if (*x < 0) *x = G_MININT / 2;
  67                 if (*x > 0) *x = G_MAXINT / 2;
  68                 if (*y < 0) *y = G_MININT / 2;
  69                 if (*y > 0) *y = G_MAXINT / 2;
  70
  71                 return;
  72                 }
  73
  74         if (options->progressive_key_scrolling)
  75                 {
  76                 guint32 time_diff;
  77
  78                 time_diff = event->time - time_old;
  79
  80                 /* key pressed within 125ms ? (1/8 second) */
  81                 if (time_diff > 125 || event->keyval != keyval_old) delta = 0;
  82
  83                 time_old = event->time;
  84                 keyval_old = event->keyval;
  85
  86                 delta += 2;
  87                 }
  88         else
  89                 {
  90                 delta = 8;
  91                 }
  92
  93         *x = *x * delta;
  94         *y = *y * delta;
  95 }
  96
  97
  98
  99 /*
 100  *-----------------------------------------------------------------------------
 101  * command line parser (private) hehe, who needs popt anyway?
 102  *-----------------------------------------------------------------------------
 103  */
 104
 105 static void parse_command_line_add_file(const gchar *file_path, gchar **path, gchar **file,
 106                                         GList **list, GList **collection_list)
 107 {
 108         gchar *path_parsed;
 109
 110         path_parsed = g_strdup(file_path);
 111         parse_out_relatives(path_parsed);
 112
 113         if (file_extension_match(path_parsed, GQ_COLLECTION_EXT))
 114                 {
 115                 *collection_list = g_list_append(*collection_list, path_parsed);
 116                 }
 117         else
 118                 {
 119                 if (!*path) *path = remove_level_from_path(path_parsed);
 120                 if (!*file) *file = g_strdup(path_parsed);
 121                 *list = g_list_prepend(*list, file_data_new_simple(path_parsed));
 122                 }
 123 }
 124
 125 static void parse_command_line_add_dir(const gchar *dir, gchar **path, gchar **file,
 126                                        GList **list)
 127 {
 128         GList *files;
 129         gchar *path_parsed;
 130         FileData *dir_fd;
 131
 132         path_parsed = g_strdup(dir);
 133         parse_out_relatives(path_parsed);
 134         dir_fd = file_data_new_simple(path_parsed);
 135
 136
 137         if (filelist_read(dir_fd, &files, NULL))
 138                 {
 139                 GList *work;
 140
 141                 files = filelist_filter(files, FALSE);
 142                 files = filelist_sort_path(files);
 143
 144                 work = files;
 145                 while (work)
 146                         {
 147                         FileData *fd = work->data;
 148                         if (!*path) *path = remove_level_from_path(fd->path);
 149                         if (!*file) *file = g_strdup(fd->path);
 150                         *list = g_list_prepend(*list, fd);
 151
 152                         work = work->next;
 153                         }
 154
 155                 g_list_free(files);
 156                 }
 157
 158         g_free(path_parsed);
 159         file_data_unref(dir_fd);
 160 }
 161
 162 static void parse_command_line_process_dir(const gchar *dir, gchar **path, gchar **file,
 163                                            GList **list, gchar **first_dir)
 164 {
 165
 166         if (!*list && !*first_dir)
 167                 {
 168                 *first_dir = g_strdup(dir);
 169                 }
 170         else
 171                 {
 172                 if (*first_dir)
 173                         {
 174                         parse_command_line_add_dir(*first_dir, path, file, list);
 175                         g_free(*first_dir);
 176                         *first_dir = NULL;
 177                         }
 178                 parse_command_line_add_dir(dir, path, file, list);
 179                 }
 180 }
 181
 182 static void parse_command_line_process_file(const gchar *file_path, gchar **path, gchar **file,
 183                                             GList **list, GList **collection_list, gchar **first_dir)
 184 {
 185
 186         if (*first_dir)
 187                 {
 188                 parse_command_line_add_dir(*first_dir, path, file, list);
 189                 g_free(*first_dir);
 190                 *first_dir = NULL;
 191                 }
 192         parse_command_line_add_file(file_path, path, file, list, collection_list);
 193 }
 194
 195 static void parse_command_line(gint argc, gchar *argv[])
 196 {
 197         GList *list = NULL;
 198         GList *remote_list = NULL;
 199         GList *remote_errors = NULL;
 200         gint remote_do = FALSE;
 201         gchar *first_dir = NULL;
 202
 203         command_line = g_new0(CommandLine, 1);
 204
 205         command_line->argc = argc;
 206         command_line->argv = argv;
 207
 208         if (argc > 1)
 209                 {
 210                 gint i;
 211                 gchar *base_dir = get_current_dir();
 212                 i = 1;
 213                 while (i < argc)
 214                         {
 215                         const gchar *cmd_line = argv[i];
 216                         gchar *cmd_all = g_build_filename(base_dir, cmd_line, NULL);
 217
 218                         if (cmd_line[0] == G_DIR_SEPARATOR && isdir(cmd_line))
 219                                 {
 220                                 parse_command_line_process_dir(cmd_line, &command_line->path, &command_line->file, &list, &first_dir);
 221                                 }
 222                         else if (isdir(cmd_all))
 223                                 {
 224                                 parse_command_line_process_dir(cmd_all, &command_line->path, &command_line->file, &list, &first_dir);
 225                                 }
 226                         else if (cmd_line[0] == G_DIR_SEPARATOR && isfile(cmd_line))
 227                                 {
 228                                 parse_command_line_process_file(cmd_line, &command_line->path, &command_line->file,
 229                                                                 &list, &command_line->collection_list, &first_dir);
 230                                 }
 231                         else if (isfile(cmd_all))
 232                                 {
 233                                 parse_command_line_process_file(cmd_all, &command_line->path, &command_line->file,
 234                                                                 &list, &command_line->collection_list, &first_dir);
 235                                 }
 236                         else if (strncmp(cmd_line, "--debug", 7) == 0 && (cmd_line[7] == '\0' || cmd_line[7] == '='))
 237                                 {
 238                                 /* do nothing but do not produce warnings */
 239                                 }
 240                         else if (strcmp(cmd_line, "+t") == 0 ||
 241                                  strcmp(cmd_line, "--with-tools") == 0)
 242                                 {
 243                                 command_line->tools_show = TRUE;
 244
 245                                 remote_list = g_list_append(remote_list, "+t");
 246                                 }
 247                         else if (strcmp(cmd_line, "-t") == 0 ||
 248                                  strcmp(cmd_line, "--without-tools") == 0)
 249                                 {
 250                                 command_line->tools_hide = TRUE;
 251
 252                                 remote_list = g_list_append(remote_list, "-t");
 253                                 }
 254                         else if (strcmp(cmd_line, "-f") == 0 ||
 255                                  strcmp(cmd_line, "--fullscreen") == 0)
 256                                 {
 257                                 command_line->startup_full_screen = TRUE;
 258                                 }
 259                         else if (strcmp(cmd_line, "-s") == 0 ||
 260                                  strcmp(cmd_line, "--slideshow") == 0)
 261                                 {
 262                                 command_line->startup_in_slideshow = TRUE;
 263                                 }
 264                         else if (strcmp(cmd_line, "-l") == 0 ||
 265                                  strcmp(cmd_line, "--list") == 0)
 266                                 {
 267                                 command_line->startup_command_line_collection = TRUE;
 268                                 }
 269                         else if (strncmp(cmd_line, "--geometry=", 11) == 0)
 270                                 {
 271                                 if (!command_line->geometry) command_line->geometry = g_strdup(cmd_line + 11);
 272                                 }
 273                         else if (strcmp(cmd_line, "-r") == 0 ||
 274                                  strcmp(cmd_line, "--remote") == 0)
 275                                 {
 276                                 if (!remote_do)
 277                                         {
 278                                         remote_do = TRUE;
 279                                         remote_list = remote_build_list(remote_list, argc - i, &argv[i], &remote_errors);
 280                                         }
 281                                 }
 282                         else if (strcmp(cmd_line, "-rh") == 0 ||
 283                                  strcmp(cmd_line, "--remote-help") == 0)
 284                                 {
 285                                 remote_help();
 286                                 exit(0);
 287                                 }
 288                         else if (strcmp(cmd_line, "--blank") == 0)
 289                                 {
 290                                 command_line->startup_blank = TRUE;
 291                                 }
 292                         else if (strcmp(cmd_line, "-v") == 0 ||
 293                                  strcmp(cmd_line, "--version") == 0)
 294                                 {
 295                                 printf_term("%s %s\n", GQ_APPNAME, VERSION);
 296                                 exit(0);
 297                                 }
 298                         else if (strcmp(cmd_line, "--alternate") == 0)
 299                                 {
 300                                 /* enable faster experimental algorithm */
 301                                 log_printf("Alternate similarity algorithm enabled\n");
 302                                 image_sim_alternate_set(TRUE);
 303                                 }
 304                         else if (strcmp(cmd_line, "-h") == 0 ||
 305                                  strcmp(cmd_line, "--help") == 0)
 306                                 {
 307                                 printf_term("%s %s\n", GQ_APPNAME, VERSION);
 308                                 printf_term(_("Usage: %s [options] [path]\n\n"), GQ_APPNAME_LC);
 309                                 print_term(_("valid options are:\n"));
 310                                 print_term(_("  +t, --with-tools           force show of tools\n"));
 311                                 print_term(_("  -t, --without-tools        force hide of tools\n"));
 312                                 print_term(_("  -f, --fullscreen           start in full screen mode\n"));
 313                                 print_term(_("  -s, --slideshow            start in slideshow mode\n"));
 314                                 print_term(_("  -l, --list                 open collection window for command line\n"));
 315                                 print_term(_("      --geometry=GEOMETRY    set main window location\n"));
 316                                 print_term(_("  -r, --remote               send following commands to open window\n"));
 317                                 print_term(_("  -rh,--remote-help          print remote command list\n"));
 318 #ifdef DEBUG
 319                                 print_term(_("  --debug[=level]            turn on debug output\n"));
 320 #endif
 321                                 print_term(_("  -v, --version              print version info\n"));
 322                                 print_term(_("  -h, --help                 show this message\n\n"));
 323
 324 #if 0
 325                                 /* these options are not officially supported!
 326                                  * only for testing new features, no need to translate them */
 327                                 print_term(  "  --alternate                use alternate similarity algorithm\n");
 328 #endif
 329
 330                                 exit(0);
 331                                 }
 332                         else if (!remote_do)
 333                                 {
 334                                 printf_term(_("invalid or ignored: %s\nUse --help for options\n"), cmd_line);
 335                                 }
 336
 337                         g_free(cmd_all);
 338                         i++;
 339                         }
 340                 g_free(base_dir);
 341                 parse_out_relatives(command_line->path);
 342                 parse_out_relatives(command_line->file);
 343                 }
 344
 345         list = g_list_reverse(list);
 346
 347         if (!command_line->path && first_dir)
 348                 {
 349                 command_line->path = first_dir;
 350                 first_dir = NULL;
 351
 352                 parse_out_relatives(command_line->path);
 353                 }
 354         g_free(first_dir);
 355
 356         if (remote_do)
 357                 {
 358                 if (remote_errors)
 359                         {
 360                         GList *work = remote_errors;
 361
 362                         printf_term(_("Invalid or ignored remote options: "));
 363                         while (work)
 364                                 {
 365                                 gchar *opt = work->data;
 366
 367                                 printf_term("%s%s", (work == remote_errors) ? "" : ", ", opt);
 368                                 work = work->next;
 369                                 }
 370
 371                         printf_term(_("\nUse --remote-help for valid remote options.\n"));
 372                         }
 373
 374                 remote_control(argv[0], remote_list, command_line->path, list, command_line->collection_list);
 375                 }
 376         g_list_free(remote_list);
 377
 378         if (list && list->next)
 379                 {
 380                 command_line->cmd_list = list;
 381                 }
 382         else
 383                 {
 384                 filelist_free(list);
 385                 command_line->cmd_list = NULL;
 386                 }
 387
 388         if (command_line->startup_blank)
 389                 {
 390                 g_free(command_line->path);
 391                 command_line->path = NULL;
 392                 g_free(command_line->file);
 393                 command_line->file = NULL;
 394                 filelist_free(command_line->cmd_list);
 395                 command_line->cmd_list = NULL;
 396                 string_list_free(command_line->collection_list);
 397                 command_line->collection_list = NULL;
 398                 }
 399 }
 400
 401 static void parse_command_line_for_debug_option(gint argc, gchar *argv[])
 402 {
 403 #ifdef DEBUG
 404         const gchar *debug_option = "--debug";
 405         gint len = strlen(debug_option);
 406
 407         if (argc > 1)
 408                 {
 409                 gint i;
 410
 411                 for (i = 1; i < argc; i++)
 412                         {
 413                         const gchar *cmd_line = argv[i];
 414                         if (strncmp(cmd_line, debug_option, len) == 0)
 415                                 {
 416                                 gint cmd_line_len = strlen(cmd_line);
 417
 418                                 /* we now increment the debug state for verbosity */
 419                                 if (cmd_line_len == len)
 420                                         debug_level_add(1);
 421                                 else if (cmd_line[len] == '=' && g_ascii_isdigit(cmd_line[len+1]))
 422                                         {
 423                                         gint n = atoi(cmd_line + len + 1);
 424                                         if (n < 0) n = 1;
 425                                         debug_level_add(n);
 426                                         }
 427                                 }
 428                         }
 429                 }
 430
 431         DEBUG_1("debugging output enabled (level %d)", get_debug_level());
 432 #endif
 433 }
 434
 435 /*
 436  *-----------------------------------------------------------------------------
 437  * startup, init, and exit
 438  *-----------------------------------------------------------------------------
 439  */
 440
 441 #define RC_HISTORY_NAME "history"
 442
 443 static void keys_load(void)
 444 {
 445         gchar *path;
 446
 447         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 448         history_list_load(path);
 449         g_free(path);
 450 }
 451
 452 static void keys_save(void)
 453 {
 454         gchar *path;
 455
 456         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 457         history_list_save(path);
 458         g_free(path);
 459 }
 460
 461 static void mkdir_if_not_exists(const gchar *path)
 462 {
 463         if (isdir(path)) return;
 464
 465         log_printf(_("Creating %s dir:%s\n"), GQ_APPNAME, path);
 466
 467         if (!recursive_mkdir_if_not_exists(path, 0755))
 468                 {
 469                 log_printf(_("Could not create dir:%s\n"), path);
 470                 }
 471 }
 472
 473
 474 /* We add to duplicate and modify  gtk_accel_map_print() and gtk_accel_map_save()
 475  * to improve the reliability in special cases (especially when disk is full)
 476  * These functions are now using secure saving stuff.
 477  */
 478 static void gq_accel_map_print(
 479                     gpointer    data,
 480                     const gchar *accel_path,
 481                     guint       accel_key,
 482                     GdkModifierType accel_mods,
 483                     gboolean    changed)
 484 {
 485         GString *gstring = g_string_new(changed ? NULL : "; ");
 486         SecureSaveInfo *ssi = data;
 487         gchar *tmp, *name;
 488
 489         g_string_append(gstring, "(gtk_accel_path \"");
 490
 491         tmp = g_strescape(accel_path, NULL);
 492         g_string_append(gstring, tmp);
 493         g_free(tmp);
 494
 495         g_string_append(gstring, "\" \"");
 496
 497         name = gtk_accelerator_name(accel_key, accel_mods);
 498         tmp = g_strescape(name, NULL);
 499         g_free(name);
 500         g_string_append(gstring, tmp);
 501         g_free(tmp);
 502
 503         g_string_append(gstring, "\")\n");
 504
 505         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 506
 507         g_string_free(gstring, TRUE);
 508 }
 509
 510 static gboolean gq_accel_map_save(const gchar *path)
 511 {
 512         gchar *pathl;
 513         SecureSaveInfo *ssi;
 514         GString *gstring;
 515
 516         pathl = path_from_utf8(path);
 517         ssi = secure_open(pathl);
 518         g_free(pathl);
 519         if (!ssi)
 520                 {
 521                 log_printf(_("error saving file: %s\n"), path);
 522                 return FALSE;
 523                 }
 524
 525         gstring = g_string_new("; ");
 526         if (g_get_prgname())
 527                 g_string_append(gstring, g_get_prgname());
 528         g_string_append(gstring, " GtkAccelMap rc-file         -*- scheme -*-\n");
 529         g_string_append(gstring, "; this file is an automated accelerator map dump\n");
 530         g_string_append(gstring, ";\n");
 531
 532         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 533
 534         g_string_free(gstring, TRUE);
 535
 536         gtk_accel_map_foreach((gpointer) ssi, gq_accel_map_print);
 537
 538         if (secure_close(ssi))
 539                 {
 540                 log_printf(_("error saving file: %s\nerror: %s\n"), path,
 541                            secsave_strerror(secsave_errno));
 542                 return FALSE;
 543                 }
 544
 545         return TRUE;
 546 }
 547
 548 static gchar *accep_map_filename(void)
 549 {
 550         return g_build_filename(get_rc_dir(), "accels", NULL);
 551 }
 552
 553 static void accel_map_save(void)
 554 {
 555         gchar *path;
 556
 557         path = accep_map_filename();
 558         gq_accel_map_save(path);
 559         g_free(path);
 560 }
 561
 562 static void accel_map_load(void)
 563 {
 564         gchar *path;
 565         gchar *pathl;
 566
 567         path = accep_map_filename();
 568         pathl = path_from_utf8(path);
 569         gtk_accel_map_load(pathl);
 570         g_free(pathl);
 571         g_free(path);
 572 }
 573
 574 static void gtkrc_load(void)
 575 {
 576         gchar *path;
 577         gchar *pathl;
 578
 579         /* If a gtkrc file exists in the rc directory, add it to the
 580          * list of files to be parsed at the end of gtk_init() */
 581         path = g_build_filename(get_rc_dir(), "gtkrc", NULL);
 582         pathl = path_from_utf8(path);
 583         if (access(pathl, R_OK) == 0)
 584                 gtk_rc_add_default_file(pathl);
 585         g_free(pathl);
 586         g_free(path);
 587 }
 588
 589 static void exit_program_final(void)
 590 {
 591         LayoutWindow *lw = NULL;
 592
 593         remote_close(remote_connection);
 594
 595         collect_manager_flush();
 596
 597         save_options(options);
 598         keys_save();
 599         accel_map_save();
 600
 601         if (layout_valid(&lw))
 602                 {
 603                 layout_free(lw);
 604                 }
 605
 606         gtk_main_quit();
 607 }
 608
 609 static GenericDialog *exit_dialog = NULL;
 610
 611 static void exit_confirm_cancel_cb(GenericDialog *gd, gpointer data)
 612 {
 613         exit_dialog = NULL;
 614         generic_dialog_close(gd);
 615 }
 616
 617 static void exit_confirm_exit_cb(GenericDialog *gd, gpointer data)
 618 {
 619         exit_dialog = NULL;
 620         generic_dialog_close(gd);
 621         exit_program_final();
 622 }
 623
 624 static gint exit_confirm_dlg(void)
 625 {
 626         GtkWidget *parent;
 627         LayoutWindow *lw;
 628         gchar *msg;
 629
 630         if (exit_dialog)
 631                 {
 632                 gtk_window_present(GTK_WINDOW(exit_dialog->dialog));
 633                 return TRUE;
 634                 }
 635
 636         if (!collection_window_modified_exists()) return FALSE;
 637
 638         parent = NULL;
 639         lw = NULL;
 640         if (layout_valid(&lw))
 641                 {
 642                 parent = lw->window;
 643                 }
 644
 645         msg = g_strdup_printf("%s - %s", GQ_APPNAME, _("exit"));
 646         exit_dialog = generic_dialog_new(msg,
 647                                 "exit", parent, FALSE,
 648                                 exit_confirm_cancel_cb, NULL);
 649         g_free(msg);
 650         msg = g_strdup_printf(_("Quit %s"), GQ_APPNAME);
 651         generic_dialog_add_message(exit_dialog, GTK_STOCK_DIALOG_QUESTION,
 652                                    msg, _("Collections have been modified. Quit anyway?"));
 653         g_free(msg);
 654         generic_dialog_add_button(exit_dialog, GTK_STOCK_QUIT, NULL, exit_confirm_exit_cb, TRUE);
 655
 656         gtk_widget_show(exit_dialog->dialog);
 657
 658         return TRUE;
 659 }
 660
 661 static void exit_program_write_metadata_cb(gint success, const gchar *dest_path, gpointer data)
 662 {
 663         if (success) exit_program();
 664 }
 665
 666 void exit_program(void)
 667 {
 668         layout_image_full_screen_stop(NULL);
 669
 670         if (metadata_write_queue_confirm(exit_program_write_metadata_cb, NULL)) return;
 671
 672         if (exit_confirm_dlg()) return;
 673
 674         exit_program_final();
 675 }
 676
 677 void init_after_global_options(void)
 678 {
 679
 680         mkdir_if_not_exists(get_rc_dir());
 681         mkdir_if_not_exists(get_collections_dir());
 682         mkdir_if_not_exists(get_thumbnails_cache_dir());
 683         mkdir_if_not_exists(get_metadata_cache_dir());
 684
 685         keys_load();
 686
 687         editor_load_descriptions();
 688
 689         accel_map_load();
 690 }
 691
 692
 693 /* This code is supposed to handle situation when a file mmaped by image_loader
 694  * or by exif loader is truncated by some other process.
 695  * This is probably not completely correct according to posix, because
 696  * mmap is not in the list of calls that can be used safely in signal handler,
 697  * but anyway, the handler is called in situation when the application would
 698  * crash otherwise.
 699  * Ideas for improvement are welcome ;)
 700  */
 701 /* FIXME: this probably needs some better ifdefs. Please report any compilation problems */
 702
 703 #ifdef SIGBUS
 704 static void sigbus_handler_cb(int signum, siginfo_t *info, void *context)
 705 {
 706         unsigned long pagesize = sysconf(_SC_PAGE_SIZE);
 707         DEBUG_1("SIGBUS %p", info->si_addr);
 708         mmap((void *)(((unsigned long)info->si_addr / pagesize) * pagesize), pagesize, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 709 }
 710 #endif
 711
 712 static void setup_sigbus_handler(void)
 713 {
 714 #ifdef SIGBUS
 715         struct sigaction sigbus_action;
 716         sigfillset(&sigbus_action.sa_mask);
 717         sigbus_action.sa_sigaction = sigbus_handler_cb;
 718         sigbus_action.sa_flags = SA_SIGINFO;
 719
 720         sigaction(SIGBUS, &sigbus_action, NULL);
 721 #endif
 722 }
 723
 724 gint main(gint argc, gchar *argv[])
 725 {
 726         CollectionData *first_collection = NULL;
 727         gchar *buf;
 728         CollectionData *cd = NULL;
 729
 730 #ifdef HAVE_GTHREAD
 731         g_thread_init (NULL);
 732         gdk_threads_init();
 733         gdk_threads_enter();
 734 #endif
 735
 736         /* init execution time counter (debug only) */
 737         init_exec_time();
 738
 739         /* setup locale, i18n */
 740         gtk_set_locale();
 741
 742 #ifdef ENABLE_NLS
 743         bindtextdomain(PACKAGE, GQ_LOCALEDIR);
 744         bind_textdomain_codeset(PACKAGE, "UTF-8");
 745         textdomain(PACKAGE);
 746 #endif
 747
 748         exif_init();
 749
 750         /* setup random seed for random slideshow */
 751         srand(time(NULL));
 752
 753 #if 1
 754         log_printf("%s %s, This is an alpha release.\n", GQ_APPNAME, VERSION);
 755 #endif
 756
 757         setup_sigbus_handler();
 758
 759         /* register global notify functions */
 760         file_data_register_notify_func(cache_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 761         file_data_register_notify_func(thumb_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 762         file_data_register_notify_func(histogram_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 763         file_data_register_notify_func(collect_manager_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 764
 765         gtkrc_load();
 766         gtk_init(&argc, &argv);
 767
 768         if (gtk_major_version < GTK_MAJOR_VERSION ||
 769             (gtk_major_version == GTK_MAJOR_VERSION && gtk_minor_version < GTK_MINOR_VERSION) )
 770                 {
 771                 log_printf("!!! This is a friendly warning.\n");
 772                 log_printf("!!! The version of GTK+ in use now is older than when %s was compiled.\n", GQ_APPNAME);
 773                 log_printf("!!!  compiled with GTK+-%d.%d\n", GTK_MAJOR_VERSION, GTK_MINOR_VERSION);
 774                 log_printf("!!!   running with GTK+-%d.%d\n", gtk_major_version, gtk_minor_version);
 775                 log_printf("!!! %s may quit unexpectedly with a relocation error.\n", GQ_APPNAME);
 776                 }
 777
 778         parse_command_line_for_debug_option(argc, argv);
 779         parse_command_line(argc, argv);
 780
 781         options = init_options(NULL);
 782         setup_default_options(options);
 783
 784
 785
 786         /* load_options calls init_after_global_options() after it parses global options, we have to call it here if it fails*/
 787         if (!load_options(options)) init_after_global_options();
 788
 789         if (!layout_window_list)
 790                 {
 791                 /* broken or no config file */
 792                 layout_new_from_config(NULL, NULL, TRUE);
 793                 }
 794
 795         if (command_line->collection_list && !command_line->startup_command_line_collection)
 796                 {
 797                 GList *work;
 798
 799                 work = command_line->collection_list;
 800                 while (work)
 801                         {
 802                         CollectWindow *cw;
 803                         const gchar *path;
 804
 805                         path = work->data;
 806                         work = work->next;
 807
 808                         cw = collection_window_new(path);
 809                         if (!first_collection && cw) first_collection = cw->cd;
 810                         }
 811                 }
 812
 813         if (command_line->cmd_list ||
 814             (command_line->startup_command_line_collection && command_line->collection_list))
 815                 {
 816                 GList *work;
 817
 818                 if (command_line->startup_command_line_collection)
 819                         {
 820                         CollectWindow *cw;
 821
 822                         cw = collection_window_new("");
 823                         cd = cw->cd;
 824                         }
 825                 else
 826                         {
 827                         cd = collection_new("");        /* if we pass NULL, untitled counter is falsely increm. */
 828                         }
 829
 830                 g_free(cd->path);
 831                 cd->path = NULL;
 832                 g_free(cd->name);
 833                 cd->name = g_strdup(_("Command line"));
 834
 835                 collection_path_changed(cd);
 836
 837                 work = command_line->cmd_list;
 838                 while (work)
 839                         {
 840                         collection_add(cd, file_data_new_simple((gchar *)work->data), FALSE);
 841                         work = work->next;
 842                         }
 843
 844                 work = command_line->collection_list;
 845                 while (work)
 846                         {
 847                         collection_load(cd, (gchar *)work->data, COLLECTION_LOAD_APPEND);
 848                         work = work->next;
 849                         }
 850
 851                 if (cd->list) layout_image_set_collection(NULL, cd, cd->list->data);
 852
 853                 /* mem leak, we never unref this collection when !startup_command_line_collection
 854                  * (the image view of the main window does not hold a ref to the collection)
 855                  * this is sort of unavoidable, for if it did hold a ref, next/back
 856                  * may not work as expected when closing collection windows.
 857                  *
 858                  * collection_unref(cd);
 859                  */
 860
 861                 }
 862         else if (first_collection)
 863                 {
 864                 layout_image_set_collection(NULL, first_collection,
 865                                             collection_get_first(first_collection));
 866                 }
 867
 868         buf = g_build_filename(get_rc_dir(), ".command", NULL);
 869         remote_connection = remote_server_init(buf, cd);
 870         g_free(buf);
 871
 872         gtk_main();
 873 #ifdef HAVE_GTHREAD
 874         gdk_threads_leave();
 875 #endif
 876         return 0;
 877 }
 878 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */