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
  15 #include <signal.h>
  16 #include <sys/mman.h>
  17
  18 #include <math.h>
  19 #ifdef G_OS_UNIX
  20 #include <pwd.h>
  21 #endif
  22
  23 #include "main.h"
  24
  25 #include "cache.h"
  26 #include "collect.h"
  27 #include "collect-io.h"
  28 #include "filedata.h"
  29 #include "filefilter.h"
  30 #include "history_list.h"
  31 #include "image-overlay.h"
  32 #include "layout.h"
  33 #include "layout_image.h"
  34 #include "layout_util.h"
  35 #include "options.h"
  36 #include "remote.h"
  37 #include "secure_save.h"
  38 #include "similar.h"
  39 #include "ui_fileops.h"
  40 #include "ui_utildlg.h"
  41 #include "cache_maint.h"
  42 #include "thumb.h"
  43 #include "metadata.h"
  44 #include "editors.h"
  45 #include "exif.h"
  46 #include "histogram.h"
  47 #include "pixbuf_util.h"
  48
  49 #ifdef HAVE_LIBCHAMPLAIN
  50 #ifdef HAVE_LIBCHAMPLAIN_GTK
  51 #include <clutter-gtk/gtk-clutter-embed.h>
  52 #endif
  53 #endif
  54
  55
  56 gboolean thumb_format_changed = FALSE;
  57 static RemoteConnection *remote_connection = NULL;
  58
  59 /*
  60  *-----------------------------------------------------------------------------
  61  * keyboard functions
  62  *-----------------------------------------------------------------------------
  63  */
  64
  65 void keyboard_scroll_calc(gint *x, gint *y, GdkEventKey *event)
  66 {
  67         static gint delta = 0;
  68         static guint32 time_old = 0;
  69         static guint keyval_old = 0;
  70
  71         if (event->state & GDK_CONTROL_MASK)
  72                 {
  73                 if (*x < 0) *x = G_MININT / 2;
  74                 if (*x > 0) *x = G_MAXINT / 2;
  75                 if (*y < 0) *y = G_MININT / 2;
  76                 if (*y > 0) *y = G_MAXINT / 2;
  77
  78                 return;
  79                 }
  80
  81         if (options->progressive_key_scrolling)
  82                 {
  83                 guint32 time_diff;
  84
  85                 time_diff = event->time - time_old;
  86
  87                 /* key pressed within 125ms ? (1/8 second) */
  88                 if (time_diff > 125 || event->keyval != keyval_old) delta = 0;
  89
  90                 time_old = event->time;
  91                 keyval_old = event->keyval;
  92
  93                 delta += 2;
  94                 }
  95         else
  96                 {
  97                 delta = 8;
  98                 }
  99
 100         *x = *x * delta;
 101         *y = *y * delta;
 102 }
 103
 104
 105
 106 /*
 107  *-----------------------------------------------------------------------------
 108  * command line parser (private) hehe, who needs popt anyway?
 109  *-----------------------------------------------------------------------------
 110  */
 111
 112 static void parse_command_line_add_file(const gchar *file_path, gchar **path, gchar **file,
 113                                         GList **list, GList **collection_list)
 114 {
 115         gchar *path_parsed;
 116
 117         path_parsed = g_strdup(file_path);
 118         parse_out_relatives(path_parsed);
 119
 120         if (file_extension_match(path_parsed, GQ_COLLECTION_EXT))
 121                 {
 122                 *collection_list = g_list_append(*collection_list, path_parsed);
 123                 }
 124         else
 125                 {
 126                 if (!*path) *path = remove_level_from_path(path_parsed);
 127                 if (!*file) *file = g_strdup(path_parsed);
 128                 *list = g_list_prepend(*list, file_data_new_simple(path_parsed));
 129                 }
 130 }
 131
 132 static void parse_command_line_add_dir(const gchar *dir, gchar **path, gchar **file,
 133                                        GList **list)
 134 {
 135         GList *files;
 136         gchar *path_parsed;
 137         FileData *dir_fd;
 138
 139         path_parsed = g_strdup(dir);
 140         parse_out_relatives(path_parsed);
 141         dir_fd = file_data_new_simple(path_parsed);
 142
 143
 144         if (filelist_read(dir_fd, &files, NULL))
 145                 {
 146                 GList *work;
 147
 148                 files = filelist_filter(files, FALSE);
 149                 files = filelist_sort_path(files);
 150
 151                 work = files;
 152                 while (work)
 153                         {
 154                         FileData *fd = work->data;
 155                         if (!*path) *path = remove_level_from_path(fd->path);
 156                         if (!*file) *file = g_strdup(fd->path);
 157                         *list = g_list_prepend(*list, fd);
 158
 159                         work = work->next;
 160                         }
 161
 162                 g_list_free(files);
 163                 }
 164
 165         g_free(path_parsed);
 166         file_data_unref(dir_fd);
 167 }
 168
 169 static void parse_command_line_process_dir(const gchar *dir, gchar **path, gchar **file,
 170                                            GList **list, gchar **first_dir)
 171 {
 172
 173         if (!*list && !*first_dir)
 174                 {
 175                 *first_dir = g_strdup(dir);
 176                 }
 177         else
 178                 {
 179                 if (*first_dir)
 180                         {
 181                         parse_command_line_add_dir(*first_dir, path, file, list);
 182                         g_free(*first_dir);
 183                         *first_dir = NULL;
 184                         }
 185                 parse_command_line_add_dir(dir, path, file, list);
 186                 }
 187 }
 188
 189 static void parse_command_line_process_file(const gchar *file_path, gchar **path, gchar **file,
 190                                             GList **list, GList **collection_list, gchar **first_dir)
 191 {
 192
 193         if (*first_dir)
 194                 {
 195                 parse_command_line_add_dir(*first_dir, path, file, list);
 196                 g_free(*first_dir);
 197                 *first_dir = NULL;
 198                 }
 199         parse_command_line_add_file(file_path, path, file, list, collection_list);
 200 }
 201
 202 static void parse_command_line(gint argc, gchar *argv[])
 203 {
 204         GList *list = NULL;
 205         GList *remote_list = NULL;
 206         GList *remote_errors = NULL;
 207         gboolean remote_do = FALSE;
 208         gchar *first_dir = NULL;
 209
 210         command_line = g_new0(CommandLine, 1);
 211
 212         command_line->argc = argc;
 213         command_line->argv = argv;
 214
 215         if (argc > 1)
 216                 {
 217                 gint i;
 218                 gchar *base_dir = get_current_dir();
 219                 i = 1;
 220                 while (i < argc)
 221                         {
 222                         gchar *cmd_line = path_to_utf8(argv[i]);
 223                         gchar *cmd_all = g_build_filename(base_dir, cmd_line, NULL);
 224
 225                         if (cmd_line[0] == G_DIR_SEPARATOR && isdir(cmd_line))
 226                                 {
 227                                 parse_command_line_process_dir(cmd_line, &command_line->path, &command_line->file, &list, &first_dir);
 228                                 }
 229                         else if (isdir(cmd_all))
 230                                 {
 231                                 parse_command_line_process_dir(cmd_all, &command_line->path, &command_line->file, &list, &first_dir);
 232                                 }
 233                         else if (cmd_line[0] == G_DIR_SEPARATOR && isfile(cmd_line))
 234                                 {
 235                                 parse_command_line_process_file(cmd_line, &command_line->path, &command_line->file,
 236                                                                 &list, &command_line->collection_list, &first_dir);
 237                                 }
 238                         else if (isfile(cmd_all))
 239                                 {
 240                                 parse_command_line_process_file(cmd_all, &command_line->path, &command_line->file,
 241                                                                 &list, &command_line->collection_list, &first_dir);
 242                                 }
 243                         else if (strncmp(cmd_line, "--debug", 7) == 0 && (cmd_line[7] == '\0' || cmd_line[7] == '='))
 244                                 {
 245                                 /* do nothing but do not produce warnings */
 246                                 }
 247                         else if (strcmp(cmd_line, "+t") == 0 ||
 248                                  strcmp(cmd_line, "--with-tools") == 0)
 249                                 {
 250                                 command_line->tools_show = TRUE;
 251
 252                                 remote_list = g_list_append(remote_list, "+t");
 253                                 }
 254                         else if (strcmp(cmd_line, "-t") == 0 ||
 255                                  strcmp(cmd_line, "--without-tools") == 0)
 256                                 {
 257                                 command_line->tools_hide = TRUE;
 258
 259                                 remote_list = g_list_append(remote_list, "-t");
 260                                 }
 261                         else if (strcmp(cmd_line, "-f") == 0 ||
 262                                  strcmp(cmd_line, "--fullscreen") == 0)
 263                                 {
 264                                 command_line->startup_full_screen = TRUE;
 265                                 }
 266                         else if (strcmp(cmd_line, "-s") == 0 ||
 267                                  strcmp(cmd_line, "--slideshow") == 0)
 268                                 {
 269                                 command_line->startup_in_slideshow = TRUE;
 270                                 }
 271                         else if (strcmp(cmd_line, "-l") == 0 ||
 272                                  strcmp(cmd_line, "--list") == 0)
 273                                 {
 274                                 command_line->startup_command_line_collection = TRUE;
 275                                 }
 276                         else if (strncmp(cmd_line, "--geometry=", 11) == 0)
 277                                 {
 278                                 if (!command_line->geometry) command_line->geometry = g_strdup(cmd_line + 11);
 279                                 }
 280                         else if (strcmp(cmd_line, "-r") == 0 ||
 281                                  strcmp(cmd_line, "--remote") == 0)
 282                                 {
 283                                 if (!remote_do)
 284                                         {
 285                                         remote_do = TRUE;
 286                                         remote_list = remote_build_list(remote_list, argc - i, &argv[i], &remote_errors);
 287                                         }
 288                                 }
 289                         else if (strcmp(cmd_line, "-rh") == 0 ||
 290                                  strcmp(cmd_line, "--remote-help") == 0)
 291                                 {
 292                                 remote_help();
 293                                 exit(0);
 294                                 }
 295                         else if (strcmp(cmd_line, "--blank") == 0)
 296                                 {
 297                                 command_line->startup_blank = TRUE;
 298                                 }
 299                         else if (strcmp(cmd_line, "-v") == 0 ||
 300                                  strcmp(cmd_line, "--version") == 0)
 301                                 {
 302                                 printf_term("%s %s\n", GQ_APPNAME, VERSION);
 303                                 exit(0);
 304                                 }
 305                         else if (strcmp(cmd_line, "--alternate") == 0)
 306                                 {
 307                                 /* enable faster experimental algorithm */
 308                                 log_printf("Alternate similarity algorithm enabled\n");
 309                                 image_sim_alternate_set(TRUE);
 310                                 }
 311                         else if (strcmp(cmd_line, "-h") == 0 ||
 312                                  strcmp(cmd_line, "--help") == 0)
 313                                 {
 314                                 printf_term("%s %s\n", GQ_APPNAME, VERSION);
 315                                 printf_term(_("Usage: %s [options] [path]\n\n"), GQ_APPNAME_LC);
 316                                 print_term(_("valid options are:\n"));
 317                                 print_term(_("  +t, --with-tools           force show of tools\n"));
 318                                 print_term(_("  -t, --without-tools        force hide of tools\n"));
 319                                 print_term(_("  -f, --fullscreen           start in full screen mode\n"));
 320                                 print_term(_("  -s, --slideshow            start in slideshow mode\n"));
 321                                 print_term(_("  -l, --list                 open collection window for command line\n"));
 322                                 print_term(_("      --geometry=GEOMETRY    set main window location\n"));
 323                                 print_term(_("  -r, --remote               send following commands to open window\n"));
 324                                 print_term(_("  -rh,--remote-help          print remote command list\n"));
 325 #ifdef DEBUG
 326                                 print_term(_("  --debug[=level]            turn on debug output\n"));
 327 #endif
 328                                 print_term(_("  -v, --version              print version info\n"));
 329                                 print_term(_("  -h, --help                 show this message\n\n"));
 330
 331 #if 0
 332                                 /* these options are not officially supported!
 333                                  * only for testing new features, no need to translate them */
 334                                 print_term(  "  --alternate                use alternate similarity algorithm\n");
 335 #endif
 336
 337                                 exit(0);
 338                                 }
 339                         else if (!remote_do)
 340                                 {
 341                                 printf_term(_("invalid or ignored: %s\nUse --help for options\n"), cmd_line);
 342                                 }
 343
 344                         g_free(cmd_all);
 345                         g_free(cmd_line);
 346                         i++;
 347                         }
 348                 g_free(base_dir);
 349                 parse_out_relatives(command_line->path);
 350                 parse_out_relatives(command_line->file);
 351                 }
 352
 353         list = g_list_reverse(list);
 354
 355         if (!command_line->path && first_dir)
 356                 {
 357                 command_line->path = first_dir;
 358                 first_dir = NULL;
 359
 360                 parse_out_relatives(command_line->path);
 361                 }
 362         g_free(first_dir);
 363
 364         if (remote_do)
 365                 {
 366                 if (remote_errors)
 367                         {
 368                         GList *work = remote_errors;
 369
 370                         printf_term(_("Invalid or ignored remote options: "));
 371                         while (work)
 372                                 {
 373                                 gchar *opt = work->data;
 374
 375                                 printf_term("%s%s", (work == remote_errors) ? "" : ", ", opt);
 376                                 work = work->next;
 377                                 }
 378
 379                         printf_term(_("\nUse --remote-help for valid remote options.\n"));
 380                         }
 381
 382                 remote_control(argv[0], remote_list, command_line->path, list, command_line->collection_list);
 383                 }
 384         g_list_free(remote_list);
 385
 386         if (list && list->next)
 387                 {
 388                 command_line->cmd_list = list;
 389                 }
 390         else
 391                 {
 392                 filelist_free(list);
 393                 command_line->cmd_list = NULL;
 394                 }
 395
 396         if (command_line->startup_blank)
 397                 {
 398                 g_free(command_line->path);
 399                 command_line->path = NULL;
 400                 g_free(command_line->file);
 401                 command_line->file = NULL;
 402                 filelist_free(command_line->cmd_list);
 403                 command_line->cmd_list = NULL;
 404                 string_list_free(command_line->collection_list);
 405                 command_line->collection_list = NULL;
 406                 }
 407 }
 408
 409 static void parse_command_line_for_debug_option(gint argc, gchar *argv[])
 410 {
 411 #ifdef DEBUG
 412         const gchar *debug_option = "--debug";
 413         gint len = strlen(debug_option);
 414
 415         if (argc > 1)
 416                 {
 417                 gint i;
 418
 419                 for (i = 1; i < argc; i++)
 420                         {
 421                         const gchar *cmd_line = argv[i];
 422                         if (strncmp(cmd_line, debug_option, len) == 0)
 423                                 {
 424                                 gint cmd_line_len = strlen(cmd_line);
 425
 426                                 /* we now increment the debug state for verbosity */
 427                                 if (cmd_line_len == len)
 428                                         debug_level_add(1);
 429                                 else if (cmd_line[len] == '=' && g_ascii_isdigit(cmd_line[len+1]))
 430                                         {
 431                                         gint n = atoi(cmd_line + len + 1);
 432                                         if (n < 0) n = 1;
 433                                         debug_level_add(n);
 434                                         }
 435                                 }
 436                         }
 437                 }
 438
 439         DEBUG_1("debugging output enabled (level %d)", get_debug_level());
 440 #endif
 441 }
 442
 443 /*
 444  *-----------------------------------------------------------------------------
 445  * startup, init, and exit
 446  *-----------------------------------------------------------------------------
 447  */
 448
 449 #define RC_HISTORY_NAME "history"
 450
 451 static void setup_env_path(void)
 452 {
 453         const gchar *old_path = g_getenv("PATH");
 454         gchar *path = g_strconcat(GQ_BIN_DIR, ":", old_path, NULL);
 455         g_setenv("PATH", path, TRUE);
 456         g_free(path);
 457 }
 458
 459 static void keys_load(void)
 460 {
 461         gchar *path;
 462
 463         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 464         history_list_load(path);
 465         g_free(path);
 466 }
 467
 468 static void keys_save(void)
 469 {
 470         gchar *path;
 471
 472         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 473         history_list_save(path);
 474         g_free(path);
 475 }
 476
 477 static void mkdir_if_not_exists(const gchar *path)
 478 {
 479         if (isdir(path)) return;
 480
 481         log_printf(_("Creating %s dir:%s\n"), GQ_APPNAME, path);
 482
 483         if (!recursive_mkdir_if_not_exists(path, 0755))
 484                 {
 485                 log_printf(_("Could not create dir:%s\n"), path);
 486                 }
 487 }
 488
 489
 490 /* We add to duplicate and modify  gtk_accel_map_print() and gtk_accel_map_save()
 491  * to improve the reliability in special cases (especially when disk is full)
 492  * These functions are now using secure saving stuff.
 493  */
 494 static void gq_accel_map_print(
 495                     gpointer    data,
 496                     const gchar *accel_path,
 497                     guint       accel_key,
 498                     GdkModifierType accel_mods,
 499                     gboolean    changed)
 500 {
 501         GString *gstring = g_string_new(changed ? NULL : "; ");
 502         SecureSaveInfo *ssi = data;
 503         gchar *tmp, *name;
 504
 505         g_string_append(gstring, "(gtk_accel_path \"");
 506
 507         tmp = g_strescape(accel_path, NULL);
 508         g_string_append(gstring, tmp);
 509         g_free(tmp);
 510
 511         g_string_append(gstring, "\" \"");
 512
 513         name = gtk_accelerator_name(accel_key, accel_mods);
 514         tmp = g_strescape(name, NULL);
 515         g_free(name);
 516         g_string_append(gstring, tmp);
 517         g_free(tmp);
 518
 519         g_string_append(gstring, "\")\n");
 520
 521         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 522
 523         g_string_free(gstring, TRUE);
 524 }
 525
 526 static gboolean gq_accel_map_save(const gchar *path)
 527 {
 528         gchar *pathl;
 529         SecureSaveInfo *ssi;
 530         GString *gstring;
 531
 532         pathl = path_from_utf8(path);
 533         ssi = secure_open(pathl);
 534         g_free(pathl);
 535         if (!ssi)
 536                 {
 537                 log_printf(_("error saving file: %s\n"), path);
 538                 return FALSE;
 539                 }
 540
 541         gstring = g_string_new("; ");
 542         if (g_get_prgname())
 543                 g_string_append(gstring, g_get_prgname());
 544         g_string_append(gstring, " GtkAccelMap rc-file         -*- scheme -*-\n");
 545         g_string_append(gstring, "; this file is an automated accelerator map dump\n");
 546         g_string_append(gstring, ";\n");
 547
 548         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 549
 550         g_string_free(gstring, TRUE);
 551
 552         gtk_accel_map_foreach((gpointer) ssi, gq_accel_map_print);
 553
 554         if (secure_close(ssi))
 555                 {
 556                 log_printf(_("error saving file: %s\nerror: %s\n"), path,
 557                            secsave_strerror(secsave_errno));
 558                 return FALSE;
 559                 }
 560
 561         return TRUE;
 562 }
 563
 564 static gchar *accep_map_filename(void)
 565 {
 566         return g_build_filename(get_rc_dir(), "accels", NULL);
 567 }
 568
 569 static void accel_map_save(void)
 570 {
 571         gchar *path;
 572
 573         path = accep_map_filename();
 574         gq_accel_map_save(path);
 575         g_free(path);
 576 }
 577
 578 static void accel_map_load(void)
 579 {
 580         gchar *path;
 581         gchar *pathl;
 582
 583         path = accep_map_filename();
 584         pathl = path_from_utf8(path);
 585         gtk_accel_map_load(pathl);
 586         g_free(pathl);
 587         g_free(path);
 588 }
 589
 590 static void gtkrc_load(void)
 591 {
 592         gchar *path;
 593         gchar *pathl;
 594
 595         /* If a gtkrc file exists in the rc directory, add it to the
 596          * list of files to be parsed at the end of gtk_init() */
 597         path = g_build_filename(get_rc_dir(), "gtkrc", NULL);
 598         pathl = path_from_utf8(path);
 599         if (access(pathl, R_OK) == 0)
 600                 gtk_rc_add_default_file(pathl);
 601         g_free(pathl);
 602         g_free(path);
 603 }
 604
 605 static void exit_program_final(void)
 606 {
 607         LayoutWindow *lw = NULL;
 608
 609          /* make sure that external editors are loaded, we would save incomplete configuration otherwise */
 610         layout_editors_reload_finish();
 611
 612         remote_close(remote_connection);
 613
 614         collect_manager_flush();
 615
 616         save_options(options);
 617         keys_save();
 618         accel_map_save();
 619
 620         if (layout_valid(&lw))
 621                 {
 622                 layout_free(lw);
 623                 }
 624
 625         gtk_main_quit();
 626 }
 627
 628 static GenericDialog *exit_dialog = NULL;
 629
 630 static void exit_confirm_cancel_cb(GenericDialog *gd, gpointer data)
 631 {
 632         exit_dialog = NULL;
 633         generic_dialog_close(gd);
 634 }
 635
 636 static void exit_confirm_exit_cb(GenericDialog *gd, gpointer data)
 637 {
 638         exit_dialog = NULL;
 639         generic_dialog_close(gd);
 640         exit_program_final();
 641 }
 642
 643 static gint exit_confirm_dlg(void)
 644 {
 645         GtkWidget *parent;
 646         LayoutWindow *lw;
 647         gchar *msg;
 648
 649         if (exit_dialog)
 650                 {
 651                 gtk_window_present(GTK_WINDOW(exit_dialog->dialog));
 652                 return TRUE;
 653                 }
 654
 655         if (!collection_window_modified_exists()) return FALSE;
 656
 657         parent = NULL;
 658         lw = NULL;
 659         if (layout_valid(&lw))
 660                 {
 661                 parent = lw->window;
 662                 }
 663
 664         msg = g_strdup_printf("%s - %s", GQ_APPNAME, _("exit"));
 665         exit_dialog = generic_dialog_new(msg,
 666                                 "exit", parent, FALSE,
 667                                 exit_confirm_cancel_cb, NULL);
 668         g_free(msg);
 669         msg = g_strdup_printf(_("Quit %s"), GQ_APPNAME);
 670         generic_dialog_add_message(exit_dialog, GTK_STOCK_DIALOG_QUESTION,
 671                                    msg, _("Collections have been modified. Quit anyway?"));
 672         g_free(msg);
 673         generic_dialog_add_button(exit_dialog, GTK_STOCK_QUIT, NULL, exit_confirm_exit_cb, TRUE);
 674
 675         gtk_widget_show(exit_dialog->dialog);
 676
 677         return TRUE;
 678 }
 679
 680 static void exit_program_write_metadata_cb(gint success, const gchar *dest_path, gpointer data)
 681 {
 682         if (success) exit_program();
 683 }
 684
 685 void exit_program(void)
 686 {
 687         layout_image_full_screen_stop(NULL);
 688
 689         if (metadata_write_queue_confirm(FALSE, exit_program_write_metadata_cb, NULL)) return;
 690
 691         if (exit_confirm_dlg()) return;
 692
 693         exit_program_final();
 694 }
 695
 696 /* This code is supposed to handle situation when a file mmaped by image_loader
 697  * or by exif loader is truncated by some other process.
 698  * This is probably not completely correct according to posix, because
 699  * mmap is not in the list of calls that can be used safely in signal handler,
 700  * but anyway, the handler is called in situation when the application would
 701  * crash otherwise.
 702  * Ideas for improvement are welcome ;)
 703  */
 704 /* FIXME: this probably needs some better ifdefs. Please report any compilation problems */
 705
 706 #ifdef SIGBUS
 707 static void sigbus_handler_cb(int signum, siginfo_t *info, void *context)
 708 {
 709         unsigned long pagesize = sysconf(_SC_PAGE_SIZE);
 710         DEBUG_1("SIGBUS %p", info->si_addr);
 711         mmap((void *)(((unsigned long)info->si_addr / pagesize) * pagesize), pagesize, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 712 }
 713 #endif
 714
 715 static void setup_sigbus_handler(void)
 716 {
 717 #ifdef SIGBUS
 718         struct sigaction sigbus_action;
 719         sigfillset(&sigbus_action.sa_mask);
 720         sigbus_action.sa_sigaction = sigbus_handler_cb;
 721         sigbus_action.sa_flags = SA_SIGINFO;
 722
 723         sigaction(SIGBUS, &sigbus_action, NULL);
 724 #endif
 725 }
 726
 727 gint main(gint argc, gchar *argv[])
 728 {
 729         CollectionData *first_collection = NULL;
 730         gchar *buf;
 731         CollectionData *cd = NULL;
 732
 733 #ifdef HAVE_GTHREAD
 734         g_thread_init(NULL);
 735         gdk_threads_init();
 736         gdk_threads_enter();
 737 #endif
 738
 739         /* init execution time counter (debug only) */
 740         init_exec_time();
 741
 742         /* setup locale, i18n */
 743         gtk_set_locale();
 744
 745 #ifdef ENABLE_NLS
 746         bindtextdomain(PACKAGE, GQ_LOCALEDIR);
 747         bind_textdomain_codeset(PACKAGE, "UTF-8");
 748         textdomain(PACKAGE);
 749 #endif
 750
 751         exif_init();
 752
 753         /* setup random seed for random slideshow */
 754         srand(time(NULL));
 755
 756 #if 1
 757         log_printf("%s %s, This is a beta release.\n", GQ_APPNAME, VERSION);
 758 #endif
 759
 760         setup_sigbus_handler();
 761
 762         /* register global notify functions */
 763         file_data_register_notify_func(cache_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 764         file_data_register_notify_func(thumb_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 765         file_data_register_notify_func(histogram_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 766         file_data_register_notify_func(collect_manager_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 767         file_data_register_notify_func(metadata_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 768
 769
 770         gtkrc_load();
 771
 772         parse_command_line_for_debug_option(argc, argv);
 773         DEBUG_1("%s main: gtk_init", get_exec_time());
 774 #ifdef HAVE_LIBCHAMPLAIN
 775 #ifdef HAVE_LIBCHAMPLAIN_GTK
 776         gtk_clutter_init(&argc, &argv);
 777 #else
 778         gtk_init(&argc, &argv);
 779 #endif
 780 #else
 781         gtk_init(&argc, &argv);
 782 #endif
 783
 784         if (gtk_major_version < GTK_MAJOR_VERSION ||
 785             (gtk_major_version == GTK_MAJOR_VERSION && gtk_minor_version < GTK_MINOR_VERSION) )
 786                 {
 787                 log_printf("!!! This is a friendly warning.\n");
 788                 log_printf("!!! The version of GTK+ in use now is older than when %s was compiled.\n", GQ_APPNAME);
 789                 log_printf("!!!  compiled with GTK+-%d.%d\n", GTK_MAJOR_VERSION, GTK_MINOR_VERSION);
 790                 log_printf("!!!   running with GTK+-%d.%d\n", gtk_major_version, gtk_minor_version);
 791                 log_printf("!!! %s may quit unexpectedly with a relocation error.\n", GQ_APPNAME);
 792                 }
 793
 794         DEBUG_1("%s main: pixbuf_inline_register_stock_icons", get_exec_time());
 795         pixbuf_inline_register_stock_icons();
 796
 797         DEBUG_1("%s main: parse_command_line", get_exec_time());
 798         parse_command_line(argc, argv);
 799
 800         DEBUG_1("%s main: mkdir_if_not_exists", get_exec_time());
 801         /* these functions don't depend on config file */
 802         mkdir_if_not_exists(get_rc_dir());
 803         mkdir_if_not_exists(get_collections_dir());
 804         mkdir_if_not_exists(get_thumbnails_cache_dir());
 805         mkdir_if_not_exists(get_metadata_cache_dir());
 806
 807         setup_env_path();
 808
 809         keys_load();
 810         accel_map_load();
 811
 812         /* restore session from the config file */
 813
 814         options = init_options(NULL);
 815         setup_default_options(options);
 816
 817         DEBUG_1("%s main: load_options", get_exec_time());
 818         if (!load_options(options))
 819                 {
 820                 /* load_options calls these functions after it parses global options, we have to call it here if it fails */
 821                 filter_add_defaults();
 822                 filter_rebuild();
 823                 }
 824
 825         /* handle missing config file and commandline additions*/
 826         if (!layout_window_list)
 827                 {
 828                 /* broken or no config file */
 829                 layout_new_from_config(NULL, NULL, TRUE);
 830                 }
 831
 832         layout_editors_reload_start();
 833
 834         if (command_line->collection_list && !command_line->startup_command_line_collection)
 835                 {
 836                 GList *work;
 837
 838                 work = command_line->collection_list;
 839                 while (work)
 840                         {
 841                         CollectWindow *cw;
 842                         const gchar *path;
 843
 844                         path = work->data;
 845                         work = work->next;
 846
 847                         cw = collection_window_new(path);
 848                         if (!first_collection && cw) first_collection = cw->cd;
 849                         }
 850                 }
 851
 852         if (command_line->cmd_list ||
 853             (command_line->startup_command_line_collection && command_line->collection_list))
 854                 {
 855                 GList *work;
 856
 857                 if (command_line->startup_command_line_collection)
 858                         {
 859                         CollectWindow *cw;
 860
 861                         cw = collection_window_new("");
 862                         cd = cw->cd;
 863                         }
 864                 else
 865                         {
 866                         cd = collection_new("");        /* if we pass NULL, untitled counter is falsely increm. */
 867                         }
 868
 869                 g_free(cd->path);
 870                 cd->path = NULL;
 871                 g_free(cd->name);
 872                 cd->name = g_strdup(_("Command line"));
 873
 874                 collection_path_changed(cd);
 875
 876                 work = command_line->cmd_list;
 877                 while (work)
 878                         {
 879                         collection_add(cd, (FileData *)work->data, FALSE);
 880                         work = work->next;
 881                         }
 882
 883                 work = command_line->collection_list;
 884                 while (work)
 885                         {
 886                         collection_load(cd, (gchar *)work->data, COLLECTION_LOAD_APPEND);
 887                         work = work->next;
 888                         }
 889
 890                 if (cd->list) layout_image_set_collection(NULL, cd, cd->list->data);
 891
 892                 /* mem leak, we never unref this collection when !startup_command_line_collection
 893                  * (the image view of the main window does not hold a ref to the collection)
 894                  * this is sort of unavoidable, for if it did hold a ref, next/back
 895                  * may not work as expected when closing collection windows.
 896                  *
 897                  * collection_unref(cd);
 898                  */
 899
 900                 }
 901         else if (first_collection)
 902                 {
 903                 layout_image_set_collection(NULL, first_collection,
 904                                             collection_get_first(first_collection));
 905                 }
 906
 907         buf = g_build_filename(get_rc_dir(), ".command", NULL);
 908         remote_connection = remote_server_init(buf, cd);
 909         g_free(buf);
 910
 911         DEBUG_1("%s main: gtk_main", get_exec_time());
 912         gtk_main();
 913 #ifdef HAVE_GTHREAD
 914         gdk_threads_leave();
 915 #endif
 916         return 0;
 917 }
 918 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */