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 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  14 #ifdef HAVE_LIBCHAMPLAIN
  15 #ifdef HAVE_LIBCHAMPLAIN_GTK
  16 #include <clutter-gtk/gtk-clutter-embed.h>
  17 #endif
  18 #endif
  19
  20 #include <signal.h>
  21 #include <sys/mman.h>
  22
  23 #include <math.h>
  24 #ifdef G_OS_UNIX
  25 #include <pwd.h>
  26 #endif
  27
  28 #include "main.h"
  29
  30 #include "cache.h"
  31 #include "collect.h"
  32 #include "collect-io.h"
  33 #include "filedata.h"
  34 #include "filefilter.h"
  35 #include "history_list.h"
  36 #include "image-overlay.h"
  37 #include "layout.h"
  38 #include "layout_image.h"
  39 #include "options.h"
  40 #include "remote.h"
  41 #include "secure_save.h"
  42 #include "similar.h"
  43 #include "ui_fileops.h"
  44 #include "ui_utildlg.h"
  45 #include "cache_maint.h"
  46 #include "thumb.h"
  47 #include "metadata.h"
  48 #include "editors.h"
  49 #include "exif.h"
  50 #include "histogram.h"
  51 #include "pixbuf_util.h"
  52
  53
  54 gboolean thumb_format_changed = FALSE;
  55 static RemoteConnection *remote_connection = NULL;
  56
  57 /*
  58  *-----------------------------------------------------------------------------
  59  * keyboard functions
  60  *-----------------------------------------------------------------------------
  61  */
  62
  63 void keyboard_scroll_calc(gint *x, gint *y, GdkEventKey *event)
  64 {
  65         static gint delta = 0;
  66         static guint32 time_old = 0;
  67         static guint keyval_old = 0;
  68
  69         if (event->state & GDK_CONTROL_MASK)
  70                 {
  71                 if (*x < 0) *x = G_MININT / 2;
  72                 if (*x > 0) *x = G_MAXINT / 2;
  73                 if (*y < 0) *y = G_MININT / 2;
  74                 if (*y > 0) *y = G_MAXINT / 2;
  75
  76                 return;
  77                 }
  78
  79         if (options->progressive_key_scrolling)
  80                 {
  81                 guint32 time_diff;
  82
  83                 time_diff = event->time - time_old;
  84
  85                 /* key pressed within 125ms ? (1/8 second) */
  86                 if (time_diff > 125 || event->keyval != keyval_old) delta = 0;
  87
  88                 time_old = event->time;
  89                 keyval_old = event->keyval;
  90
  91                 delta += 2;
  92                 }
  93         else
  94                 {
  95                 delta = 8;
  96                 }
  97
  98         *x = *x * delta;
  99         *y = *y * delta;
 100 }
 101
 102
 103
 104 /*
 105  *-----------------------------------------------------------------------------
 106  * command line parser (private) hehe, who needs popt anyway?
 107  *-----------------------------------------------------------------------------
 108  */
 109
 110 static void parse_command_line_add_file(const gchar *file_path, gchar **path, gchar **file,
 111                                         GList **list, GList **collection_list)
 112 {
 113         gchar *path_parsed;
 114
 115         path_parsed = g_strdup(file_path);
 116         parse_out_relatives(path_parsed);
 117
 118         if (file_extension_match(path_parsed, GQ_COLLECTION_EXT))
 119                 {
 120                 *collection_list = g_list_append(*collection_list, path_parsed);
 121                 }
 122         else
 123                 {
 124                 if (!*path) *path = remove_level_from_path(path_parsed);
 125                 if (!*file) *file = g_strdup(path_parsed);
 126                 *list = g_list_prepend(*list, file_data_new_simple(path_parsed));
 127                 }
 128 }
 129
 130 static void parse_command_line_add_dir(const gchar *dir, gchar **path, gchar **file,
 131                                        GList **list)
 132 {
 133         GList *files;
 134         gchar *path_parsed;
 135         FileData *dir_fd;
 136
 137         path_parsed = g_strdup(dir);
 138         parse_out_relatives(path_parsed);
 139         dir_fd = file_data_new_simple(path_parsed);
 140
 141
 142         if (filelist_read(dir_fd, &files, NULL))
 143                 {
 144                 GList *work;
 145
 146                 files = filelist_filter(files, FALSE);
 147                 files = filelist_sort_path(files);
 148
 149                 work = files;
 150                 while (work)
 151                         {
 152                         FileData *fd = work->data;
 153                         if (!*path) *path = remove_level_from_path(fd->path);
 154                         if (!*file) *file = g_strdup(fd->path);
 155                         *list = g_list_prepend(*list, fd);
 156
 157                         work = work->next;
 158                         }
 159
 160                 g_list_free(files);
 161                 }
 162
 163         g_free(path_parsed);
 164         file_data_unref(dir_fd);
 165 }
 166
 167 static void parse_command_line_process_dir(const gchar *dir, gchar **path, gchar **file,
 168                                            GList **list, gchar **first_dir)
 169 {
 170
 171         if (!*list && !*first_dir)
 172                 {
 173                 *first_dir = g_strdup(dir);
 174                 }
 175         else
 176                 {
 177                 if (*first_dir)
 178                         {
 179                         parse_command_line_add_dir(*first_dir, path, file, list);
 180                         g_free(*first_dir);
 181                         *first_dir = NULL;
 182                         }
 183                 parse_command_line_add_dir(dir, path, file, list);
 184                 }
 185 }
 186
 187 static void parse_command_line_process_file(const gchar *file_path, gchar **path, gchar **file,
 188                                             GList **list, GList **collection_list, gchar **first_dir)
 189 {
 190
 191         if (*first_dir)
 192                 {
 193                 parse_command_line_add_dir(*first_dir, path, file, list);
 194                 g_free(*first_dir);
 195                 *first_dir = NULL;
 196                 }
 197         parse_command_line_add_file(file_path, path, file, list, collection_list);
 198 }
 199
 200 static void parse_command_line(gint argc, gchar *argv[])
 201 {
 202         GList *list = NULL;
 203         GList *remote_list = NULL;
 204         GList *remote_errors = NULL;
 205         gboolean remote_do = FALSE;
 206         gchar *first_dir = NULL;
 207
 208         command_line = g_new0(CommandLine, 1);
 209
 210         command_line->argc = argc;
 211         command_line->argv = argv;
 212
 213         if (argc > 1)
 214                 {
 215                 gint i;
 216                 gchar *base_dir = get_current_dir();
 217                 i = 1;
 218                 while (i < argc)
 219                         {
 220                         gchar *cmd_line = path_to_utf8(argv[i]);
 221                         gchar *cmd_all = g_build_filename(base_dir, cmd_line, NULL);
 222
 223                         if (cmd_line[0] == G_DIR_SEPARATOR && isdir(cmd_line))
 224                                 {
 225                                 parse_command_line_process_dir(cmd_line, &command_line->path, &command_line->file, &list, &first_dir);
 226                                 }
 227                         else if (isdir(cmd_all))
 228                                 {
 229                                 parse_command_line_process_dir(cmd_all, &command_line->path, &command_line->file, &list, &first_dir);
 230                                 }
 231                         else if (cmd_line[0] == G_DIR_SEPARATOR && isfile(cmd_line))
 232                                 {
 233                                 parse_command_line_process_file(cmd_line, &command_line->path, &command_line->file,
 234                                                                 &list, &command_line->collection_list, &first_dir);
 235                                 }
 236                         else if (isfile(cmd_all))
 237                                 {
 238                                 parse_command_line_process_file(cmd_all, &command_line->path, &command_line->file,
 239                                                                 &list, &command_line->collection_list, &first_dir);
 240                                 }
 241                         else if (strncmp(cmd_line, "--debug", 7) == 0 && (cmd_line[7] == '\0' || cmd_line[7] == '='))
 242                                 {
 243                                 /* do nothing but do not produce warnings */
 244                                 }
 245                         else if (strcmp(cmd_line, "+t") == 0 ||
 246                                  strcmp(cmd_line, "--with-tools") == 0)
 247                                 {
 248                                 command_line->tools_show = TRUE;
 249
 250                                 remote_list = g_list_append(remote_list, "+t");
 251                                 }
 252                         else if (strcmp(cmd_line, "-t") == 0 ||
 253                                  strcmp(cmd_line, "--without-tools") == 0)
 254                                 {
 255                                 command_line->tools_hide = TRUE;
 256
 257                                 remote_list = g_list_append(remote_list, "-t");
 258                                 }
 259                         else if (strcmp(cmd_line, "-f") == 0 ||
 260                                  strcmp(cmd_line, "--fullscreen") == 0)
 261                                 {
 262                                 command_line->startup_full_screen = TRUE;
 263                                 }
 264                         else if (strcmp(cmd_line, "-s") == 0 ||
 265                                  strcmp(cmd_line, "--slideshow") == 0)
 266                                 {
 267                                 command_line->startup_in_slideshow = TRUE;
 268                                 }
 269                         else if (strcmp(cmd_line, "-l") == 0 ||
 270                                  strcmp(cmd_line, "--list") == 0)
 271                                 {
 272                                 command_line->startup_command_line_collection = TRUE;
 273                                 }
 274                         else if (strncmp(cmd_line, "--geometry=", 11) == 0)
 275                                 {
 276                                 if (!command_line->geometry) command_line->geometry = g_strdup(cmd_line + 11);
 277                                 }
 278                         else if (strcmp(cmd_line, "-r") == 0 ||
 279                                  strcmp(cmd_line, "--remote") == 0)
 280                                 {
 281                                 if (!remote_do)
 282                                         {
 283                                         remote_do = TRUE;
 284                                         remote_list = remote_build_list(remote_list, argc - i, &argv[i], &remote_errors);
 285                                         }
 286                                 }
 287                         else if (strcmp(cmd_line, "-rh") == 0 ||
 288                                  strcmp(cmd_line, "--remote-help") == 0)
 289                                 {
 290                                 remote_help();
 291                                 exit(0);
 292                                 }
 293                         else if (strcmp(cmd_line, "--blank") == 0)
 294                                 {
 295                                 command_line->startup_blank = TRUE;
 296                                 }
 297                         else if (strcmp(cmd_line, "-v") == 0 ||
 298                                  strcmp(cmd_line, "--version") == 0)
 299                                 {
 300                                 printf_term("%s %s\n", GQ_APPNAME, VERSION);
 301                                 exit(0);
 302                                 }
 303                         else if (strcmp(cmd_line, "--alternate") == 0)
 304                                 {
 305                                 /* enable faster experimental algorithm */
 306                                 log_printf("Alternate similarity algorithm enabled\n");
 307                                 image_sim_alternate_set(TRUE);
 308                                 }
 309                         else if (strcmp(cmd_line, "-h") == 0 ||
 310                                  strcmp(cmd_line, "--help") == 0)
 311                                 {
 312                                 printf_term("%s %s\n", GQ_APPNAME, VERSION);
 313                                 printf_term(_("Usage: %s [options] [path]\n\n"), GQ_APPNAME_LC);
 314                                 print_term(_("valid options are:\n"));
 315                                 print_term(_("  +t, --with-tools           force show of tools\n"));
 316                                 print_term(_("  -t, --without-tools        force hide of tools\n"));
 317                                 print_term(_("  -f, --fullscreen           start in full screen mode\n"));
 318                                 print_term(_("  -s, --slideshow            start in slideshow mode\n"));
 319                                 print_term(_("  -l, --list                 open collection window for command line\n"));
 320                                 print_term(_("      --geometry=GEOMETRY    set main window location\n"));
 321                                 print_term(_("  -r, --remote               send following commands to open window\n"));
 322                                 print_term(_("  -rh,--remote-help          print remote command list\n"));
 323 #ifdef DEBUG
 324                                 print_term(_("  --debug[=level]            turn on debug output\n"));
 325 #endif
 326                                 print_term(_("  -v, --version              print version info\n"));
 327                                 print_term(_("  -h, --help                 show this message\n\n"));
 328
 329 #if 0
 330                                 /* these options are not officially supported!
 331                                  * only for testing new features, no need to translate them */
 332                                 print_term(  "  --alternate                use alternate similarity algorithm\n");
 333 #endif
 334
 335                                 exit(0);
 336                                 }
 337                         else if (!remote_do)
 338                                 {
 339                                 printf_term(_("invalid or ignored: %s\nUse --help for options\n"), cmd_line);
 340                                 }
 341
 342                         g_free(cmd_all);
 343                         g_free(cmd_line);
 344                         i++;
 345                         }
 346                 g_free(base_dir);
 347                 parse_out_relatives(command_line->path);
 348                 parse_out_relatives(command_line->file);
 349                 }
 350
 351         list = g_list_reverse(list);
 352
 353         if (!command_line->path && first_dir)
 354                 {
 355                 command_line->path = first_dir;
 356                 first_dir = NULL;
 357
 358                 parse_out_relatives(command_line->path);
 359                 }
 360         g_free(first_dir);
 361
 362         if (remote_do)
 363                 {
 364                 if (remote_errors)
 365                         {
 366                         GList *work = remote_errors;
 367
 368                         printf_term(_("Invalid or ignored remote options: "));
 369                         while (work)
 370                                 {
 371                                 gchar *opt = work->data;
 372
 373                                 printf_term("%s%s", (work == remote_errors) ? "" : ", ", opt);
 374                                 work = work->next;
 375                                 }
 376
 377                         printf_term(_("\nUse --remote-help for valid remote options.\n"));
 378                         }
 379
 380                 remote_control(argv[0], remote_list, command_line->path, list, command_line->collection_list);
 381                 }
 382         g_list_free(remote_list);
 383
 384         if (list && list->next)
 385                 {
 386                 command_line->cmd_list = list;
 387                 }
 388         else
 389                 {
 390                 filelist_free(list);
 391                 command_line->cmd_list = NULL;
 392                 }
 393
 394         if (command_line->startup_blank)
 395                 {
 396                 g_free(command_line->path);
 397                 command_line->path = NULL;
 398                 g_free(command_line->file);
 399                 command_line->file = NULL;
 400                 filelist_free(command_line->cmd_list);
 401                 command_line->cmd_list = NULL;
 402                 string_list_free(command_line->collection_list);
 403                 command_line->collection_list = NULL;
 404                 }
 405 }
 406
 407 static void parse_command_line_for_debug_option(gint argc, gchar *argv[])
 408 {
 409 #ifdef DEBUG
 410         const gchar *debug_option = "--debug";
 411         gint len = strlen(debug_option);
 412
 413         if (argc > 1)
 414                 {
 415                 gint i;
 416
 417                 for (i = 1; i < argc; i++)
 418                         {
 419                         const gchar *cmd_line = argv[i];
 420                         if (strncmp(cmd_line, debug_option, len) == 0)
 421                                 {
 422                                 gint cmd_line_len = strlen(cmd_line);
 423
 424                                 /* we now increment the debug state for verbosity */
 425                                 if (cmd_line_len == len)
 426                                         debug_level_add(1);
 427                                 else if (cmd_line[len] == '=' && g_ascii_isdigit(cmd_line[len+1]))
 428                                         {
 429                                         gint n = atoi(cmd_line + len + 1);
 430                                         if (n < 0) n = 1;
 431                                         debug_level_add(n);
 432                                         }
 433                                 }
 434                         }
 435                 }
 436
 437         DEBUG_1("debugging output enabled (level %d)", get_debug_level());
 438 #endif
 439 }
 440
 441 /*
 442  *-----------------------------------------------------------------------------
 443  * startup, init, and exit
 444  *-----------------------------------------------------------------------------
 445  */
 446
 447 #define RC_HISTORY_NAME "history"
 448
 449 static void setup_env_path(void)
 450 {
 451         const gchar *old_path = g_getenv("PATH");
 452         gchar *path = g_strconcat(GQ_BIN_DIR, ":", old_path, NULL);
 453         g_setenv("PATH", path, TRUE);
 454         g_free(path);
 455 }
 456
 457 static void keys_load(void)
 458 {
 459         gchar *path;
 460
 461         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 462         history_list_load(path);
 463         g_free(path);
 464 }
 465
 466 static void keys_save(void)
 467 {
 468         gchar *path;
 469
 470         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 471         history_list_save(path);
 472         g_free(path);
 473 }
 474
 475 static void mkdir_if_not_exists(const gchar *path)
 476 {
 477         if (isdir(path)) return;
 478
 479         log_printf(_("Creating %s dir:%s\n"), GQ_APPNAME, path);
 480
 481         if (!recursive_mkdir_if_not_exists(path, 0755))
 482                 {
 483                 log_printf(_("Could not create dir:%s\n"), path);
 484                 }
 485 }
 486
 487
 488 /* We add to duplicate and modify  gtk_accel_map_print() and gtk_accel_map_save()
 489  * to improve the reliability in special cases (especially when disk is full)
 490  * These functions are now using secure saving stuff.
 491  */
 492 static void gq_accel_map_print(
 493                     gpointer    data,
 494                     const gchar *accel_path,
 495                     guint       accel_key,
 496                     GdkModifierType accel_mods,
 497                     gboolean    changed)
 498 {
 499         GString *gstring = g_string_new(changed ? NULL : "; ");
 500         SecureSaveInfo *ssi = data;
 501         gchar *tmp, *name;
 502
 503         g_string_append(gstring, "(gtk_accel_path \"");
 504
 505         tmp = g_strescape(accel_path, NULL);
 506         g_string_append(gstring, tmp);
 507         g_free(tmp);
 508
 509         g_string_append(gstring, "\" \"");
 510
 511         name = gtk_accelerator_name(accel_key, accel_mods);
 512         tmp = g_strescape(name, NULL);
 513         g_free(name);
 514         g_string_append(gstring, tmp);
 515         g_free(tmp);
 516
 517         g_string_append(gstring, "\")\n");
 518
 519         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 520
 521         g_string_free(gstring, TRUE);
 522 }
 523
 524 static gboolean gq_accel_map_save(const gchar *path)
 525 {
 526         gchar *pathl;
 527         SecureSaveInfo *ssi;
 528         GString *gstring;
 529
 530         pathl = path_from_utf8(path);
 531         ssi = secure_open(pathl);
 532         g_free(pathl);
 533         if (!ssi)
 534                 {
 535                 log_printf(_("error saving file: %s\n"), path);
 536                 return FALSE;
 537                 }
 538
 539         gstring = g_string_new("; ");
 540         if (g_get_prgname())
 541                 g_string_append(gstring, g_get_prgname());
 542         g_string_append(gstring, " GtkAccelMap rc-file         -*- scheme -*-\n");
 543         g_string_append(gstring, "; this file is an automated accelerator map dump\n");
 544         g_string_append(gstring, ";\n");
 545
 546         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 547
 548         g_string_free(gstring, TRUE);
 549
 550         gtk_accel_map_foreach((gpointer) ssi, gq_accel_map_print);
 551
 552         if (secure_close(ssi))
 553                 {
 554                 log_printf(_("error saving file: %s\nerror: %s\n"), path,
 555                            secsave_strerror(secsave_errno));
 556                 return FALSE;
 557                 }
 558
 559         return TRUE;
 560 }
 561
 562 static gchar *accep_map_filename(void)
 563 {
 564         return g_build_filename(get_rc_dir(), "accels", NULL);
 565 }
 566
 567 static void accel_map_save(void)
 568 {
 569         gchar *path;
 570
 571         path = accep_map_filename();
 572         gq_accel_map_save(path);
 573         g_free(path);
 574 }
 575
 576 static void accel_map_load(void)
 577 {
 578         gchar *path;
 579         gchar *pathl;
 580
 581         path = accep_map_filename();
 582         pathl = path_from_utf8(path);
 583         gtk_accel_map_load(pathl);
 584         g_free(pathl);
 585         g_free(path);
 586 }
 587
 588 static void gtkrc_load(void)
 589 {
 590         gchar *path;
 591         gchar *pathl;
 592
 593         /* If a gtkrc file exists in the rc directory, add it to the
 594          * list of files to be parsed at the end of gtk_init() */
 595         path = g_build_filename(get_rc_dir(), "gtkrc", NULL);
 596         pathl = path_from_utf8(path);
 597         if (access(pathl, R_OK) == 0)
 598                 gtk_rc_add_default_file(pathl);
 599         g_free(pathl);
 600         g_free(path);
 601 }
 602
 603 static void exit_program_final(void)
 604 {
 605         LayoutWindow *lw = NULL;
 606
 607         remote_close(remote_connection);
 608
 609         collect_manager_flush();
 610
 611         save_options(options);
 612         keys_save();
 613         accel_map_save();
 614
 615         if (layout_valid(&lw))
 616                 {
 617                 layout_free(lw);
 618                 }
 619
 620         gtk_main_quit();
 621 }
 622
 623 static GenericDialog *exit_dialog = NULL;
 624
 625 static void exit_confirm_cancel_cb(GenericDialog *gd, gpointer data)
 626 {
 627         exit_dialog = NULL;
 628         generic_dialog_close(gd);
 629 }
 630
 631 static void exit_confirm_exit_cb(GenericDialog *gd, gpointer data)
 632 {
 633         exit_dialog = NULL;
 634         generic_dialog_close(gd);
 635         exit_program_final();
 636 }
 637
 638 static gint exit_confirm_dlg(void)
 639 {
 640         GtkWidget *parent;
 641         LayoutWindow *lw;
 642         gchar *msg;
 643
 644         if (exit_dialog)
 645                 {
 646                 gtk_window_present(GTK_WINDOW(exit_dialog->dialog));
 647                 return TRUE;
 648                 }
 649
 650         if (!collection_window_modified_exists()) return FALSE;
 651
 652         parent = NULL;
 653         lw = NULL;
 654         if (layout_valid(&lw))
 655                 {
 656                 parent = lw->window;
 657                 }
 658
 659         msg = g_strdup_printf("%s - %s", GQ_APPNAME, _("exit"));
 660         exit_dialog = generic_dialog_new(msg,
 661                                 "exit", parent, FALSE,
 662                                 exit_confirm_cancel_cb, NULL);
 663         g_free(msg);
 664         msg = g_strdup_printf(_("Quit %s"), GQ_APPNAME);
 665         generic_dialog_add_message(exit_dialog, GTK_STOCK_DIALOG_QUESTION,
 666                                    msg, _("Collections have been modified. Quit anyway?"));
 667         g_free(msg);
 668         generic_dialog_add_button(exit_dialog, GTK_STOCK_QUIT, NULL, exit_confirm_exit_cb, TRUE);
 669
 670         gtk_widget_show(exit_dialog->dialog);
 671
 672         return TRUE;
 673 }
 674
 675 static void exit_program_write_metadata_cb(gint success, const gchar *dest_path, gpointer data)
 676 {
 677         if (success) exit_program();
 678 }
 679
 680 void exit_program(void)
 681 {
 682         layout_image_full_screen_stop(NULL);
 683
 684         if (metadata_write_queue_confirm(FALSE, exit_program_write_metadata_cb, NULL)) return;
 685
 686         if (exit_confirm_dlg()) return;
 687
 688         exit_program_final();
 689 }
 690
 691 /* This code is supposed to handle situation when a file mmaped by image_loader
 692  * or by exif loader is truncated by some other process.
 693  * This is probably not completely correct according to posix, because
 694  * mmap is not in the list of calls that can be used safely in signal handler,
 695  * but anyway, the handler is called in situation when the application would
 696  * crash otherwise.
 697  * Ideas for improvement are welcome ;)
 698  */
 699 /* FIXME: this probably needs some better ifdefs. Please report any compilation problems */
 700
 701 #ifdef SIGBUS
 702 static void sigbus_handler_cb(int signum, siginfo_t *info, void *context)
 703 {
 704         unsigned long pagesize = sysconf(_SC_PAGE_SIZE);
 705         DEBUG_1("SIGBUS %p", info->si_addr);
 706         mmap((void *)(((unsigned long)info->si_addr / pagesize) * pagesize), pagesize, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 707 }
 708 #endif
 709
 710 static void setup_sigbus_handler(void)
 711 {
 712 #ifdef SIGBUS
 713         struct sigaction sigbus_action;
 714         sigfillset(&sigbus_action.sa_mask);
 715         sigbus_action.sa_sigaction = sigbus_handler_cb;
 716         sigbus_action.sa_flags = SA_SIGINFO;
 717
 718         sigaction(SIGBUS, &sigbus_action, NULL);
 719 #endif
 720 }
 721
 722 gint main(gint argc, gchar *argv[])
 723 {
 724         CollectionData *first_collection = NULL;
 725         gchar *buf;
 726         CollectionData *cd = NULL;
 727
 728 #ifdef HAVE_GTHREAD
 729         g_thread_init(NULL);
 730         gdk_threads_init();
 731         gdk_threads_enter();
 732 #endif
 733
 734         /* init execution time counter (debug only) */
 735         init_exec_time();
 736
 737         /* setup locale, i18n */
 738         gtk_set_locale();
 739
 740 #ifdef ENABLE_NLS
 741         bindtextdomain(PACKAGE, GQ_LOCALEDIR);
 742         bind_textdomain_codeset(PACKAGE, "UTF-8");
 743         textdomain(PACKAGE);
 744 #endif
 745
 746         exif_init();
 747
 748         /* setup random seed for random slideshow */
 749         srand(time(NULL));
 750
 751 #if 1
 752         log_printf("%s %s, This is a beta release.\n", GQ_APPNAME, VERSION);
 753 #endif
 754
 755         setup_sigbus_handler();
 756
 757         /* register global notify functions */
 758         file_data_register_notify_func(cache_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 759         file_data_register_notify_func(thumb_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 760         file_data_register_notify_func(histogram_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 761         file_data_register_notify_func(collect_manager_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 762         file_data_register_notify_func(metadata_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 763
 764
 765         gtkrc_load();
 766
 767 #ifdef HAVE_LIBCHAMPLAIN
 768 #ifdef HAVE_LIBCHAMPLAIN_GTK
 769         gtk_clutter_init(&argc, &argv);
 770 #else
 771         gtk_init(&argc, &argv);
 772 #endif
 773 #else
 774         gtk_init(&argc, &argv);
 775 #endif
 776
 777         if (gtk_major_version < GTK_MAJOR_VERSION ||
 778             (gtk_major_version == GTK_MAJOR_VERSION && gtk_minor_version < GTK_MINOR_VERSION) )
 779                 {
 780                 log_printf("!!! This is a friendly warning.\n");
 781                 log_printf("!!! The version of GTK+ in use now is older than when %s was compiled.\n", GQ_APPNAME);
 782                 log_printf("!!!  compiled with GTK+-%d.%d\n", GTK_MAJOR_VERSION, GTK_MINOR_VERSION);
 783                 log_printf("!!!   running with GTK+-%d.%d\n", gtk_major_version, gtk_minor_version);
 784                 log_printf("!!! %s may quit unexpectedly with a relocation error.\n", GQ_APPNAME);
 785                 }
 786
 787         pixbuf_inline_register_stock_icons();
 788
 789         parse_command_line_for_debug_option(argc, argv);
 790         parse_command_line(argc, argv);
 791
 792         /* these functions don't depend on config file */
 793         mkdir_if_not_exists(get_rc_dir());
 794         mkdir_if_not_exists(get_collections_dir());
 795         mkdir_if_not_exists(get_thumbnails_cache_dir());
 796         mkdir_if_not_exists(get_metadata_cache_dir());
 797
 798         setup_env_path();
 799
 800         keys_load();
 801         accel_map_load();
 802
 803         /* restore session from the config file */
 804
 805         options = init_options(NULL);
 806         setup_default_options(options);
 807
 808         if (!load_options(options))
 809                 {
 810                 /* load_options calls these functions after it parses global options, we have to call it here if it fails */
 811                 filter_add_defaults();
 812                 filter_rebuild();
 813
 814                 editor_load_descriptions();
 815                 }
 816
 817         /* handle missing config file and commandline additions*/
 818         if (!layout_window_list)
 819                 {
 820                 /* broken or no config file */
 821                 layout_new_from_config(NULL, NULL, TRUE);
 822                 }
 823
 824         if (command_line->collection_list && !command_line->startup_command_line_collection)
 825                 {
 826                 GList *work;
 827
 828                 work = command_line->collection_list;
 829                 while (work)
 830                         {
 831                         CollectWindow *cw;
 832                         const gchar *path;
 833
 834                         path = work->data;
 835                         work = work->next;
 836
 837                         cw = collection_window_new(path);
 838                         if (!first_collection && cw) first_collection = cw->cd;
 839                         }
 840                 }
 841
 842         if (command_line->cmd_list ||
 843             (command_line->startup_command_line_collection && command_line->collection_list))
 844                 {
 845                 GList *work;
 846
 847                 if (command_line->startup_command_line_collection)
 848                         {
 849                         CollectWindow *cw;
 850
 851                         cw = collection_window_new("");
 852                         cd = cw->cd;
 853                         }
 854                 else
 855                         {
 856                         cd = collection_new("");        /* if we pass NULL, untitled counter is falsely increm. */
 857                         }
 858
 859                 g_free(cd->path);
 860                 cd->path = NULL;
 861                 g_free(cd->name);
 862                 cd->name = g_strdup(_("Command line"));
 863
 864                 collection_path_changed(cd);
 865
 866                 work = command_line->cmd_list;
 867                 while (work)
 868                         {
 869                         collection_add(cd, (FileData *)work->data, FALSE);
 870                         work = work->next;
 871                         }
 872
 873                 work = command_line->collection_list;
 874                 while (work)
 875                         {
 876                         collection_load(cd, (gchar *)work->data, COLLECTION_LOAD_APPEND);
 877                         work = work->next;
 878                         }
 879
 880                 if (cd->list) layout_image_set_collection(NULL, cd, cd->list->data);
 881
 882                 /* mem leak, we never unref this collection when !startup_command_line_collection
 883                  * (the image view of the main window does not hold a ref to the collection)
 884                  * this is sort of unavoidable, for if it did hold a ref, next/back
 885                  * may not work as expected when closing collection windows.
 886                  *
 887                  * collection_unref(cd);
 888                  */
 889
 890                 }
 891         else if (first_collection)
 892                 {
 893                 layout_image_set_collection(NULL, first_collection,
 894                                             collection_get_first(first_collection));
 895                 }
 896
 897         buf = g_build_filename(get_rc_dir(), ".command", NULL);
 898         remote_connection = remote_server_init(buf, cd);
 899         g_free(buf);
 900
 901         gtk_main();
 902 #ifdef HAVE_GTHREAD
 903         gdk_threads_leave();
 904 #endif
 905         return 0;
 906 }
 907 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */