src/main.c

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  * Copyright (C) 2008 - 2012 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 #include <locale.h>
  23
  24 #include "main.h"
  25
  26 #include "cache.h"
  27 #include "collect.h"
  28 #include "collect-io.h"
  29 #include "filedata.h"
  30 #include "filefilter.h"
  31 #include "history_list.h"
  32 #include "image-overlay.h"
  33 #include "layout.h"
  34 #include "layout_image.h"
  35 #include "layout_util.h"
  36 #include "options.h"
  37 #include "remote.h"
  38 #include "secure_save.h"
  39 #include "similar.h"
  40 #include "ui_fileops.h"
  41 #include "ui_utildlg.h"
  42 #include "cache_maint.h"
  43 #include "thumb.h"
  44 #include "metadata.h"
  45 #include "editors.h"
  46 #include "exif.h"
  47 #include "histogram.h"
  48 #include "pixbuf_util.h"
  49 #include "glua.h"
  50
  51 #ifdef HAVE_CLUTTER
  52 #include <clutter-gtk/clutter-gtk.h>
  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_group(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 #if 0
 136         /* This is broken because file filter is not initialized yet.
 137         */
 138         GList *files;
 139         gchar *path_parsed;
 140         FileData *dir_fd;
 141
 142         path_parsed = g_strdup(dir);
 143         parse_out_relatives(path_parsed);
 144         dir_fd = file_data_new_dir(path_parsed);
 145
 146
 147         if (filelist_read(dir_fd, &files, NULL))
 148                 {
 149                 GList *work;
 150
 151                 files = filelist_filter(files, FALSE);
 152                 files = filelist_sort_path(files);
 153
 154                 work = files;
 155                 while (work)
 156                         {
 157                         FileData *fd = work->data;
 158                         if (!*path) *path = remove_level_from_path(fd->path);
 159                         if (!*file) *file = g_strdup(fd->path);
 160                         *list = g_list_prepend(*list, fd);
 161
 162                         work = work->next;
 163                         }
 164
 165                 g_list_free(files);
 166                 }
 167
 168         g_free(path_parsed);
 169         file_data_unref(dir_fd);
 170 #else
 171         DEBUG_1("multiple directories specified, ignoring: %s", dir);
 172 #endif
 173 }
 174
 175 static void parse_command_line_process_dir(const gchar *dir, gchar **path, gchar **file,
 176                                            GList **list, gchar **first_dir)
 177 {
 178
 179         if (!*list && !*first_dir)
 180                 {
 181                 *first_dir = g_strdup(dir);
 182                 }
 183         else
 184                 {
 185                 if (*first_dir)
 186                         {
 187                         parse_command_line_add_dir(*first_dir, path, file, list);
 188                         g_free(*first_dir);
 189                         *first_dir = NULL;
 190                         }
 191                 parse_command_line_add_dir(dir, path, file, list);
 192                 }
 193 }
 194
 195 static void parse_command_line_process_file(const gchar *file_path, gchar **path, gchar **file,
 196                                             GList **list, GList **collection_list, gchar **first_dir)
 197 {
 198
 199         if (*first_dir)
 200                 {
 201                 parse_command_line_add_dir(*first_dir, path, file, list);
 202                 g_free(*first_dir);
 203                 *first_dir = NULL;
 204                 }
 205         parse_command_line_add_file(file_path, path, file, list, collection_list);
 206 }
 207
 208 static void parse_command_line(gint argc, gchar *argv[])
 209 {
 210         GList *list = NULL;
 211         GList *remote_list = NULL;
 212         GList *remote_errors = NULL;
 213         gboolean remote_do = FALSE;
 214         gchar *first_dir = NULL;
 215
 216         command_line = g_new0(CommandLine, 1);
 217
 218         command_line->argc = argc;
 219         command_line->argv = argv;
 220
 221         if (argc > 1)
 222                 {
 223                 gint i;
 224                 gchar *base_dir = get_current_dir();
 225                 i = 1;
 226                 while (i < argc)
 227                         {
 228                         gchar *cmd_line = path_to_utf8(argv[i]);
 229                         gchar *cmd_all = g_build_filename(base_dir, cmd_line, NULL);
 230
 231                         if (cmd_line[0] == G_DIR_SEPARATOR && isdir(cmd_line))
 232                                 {
 233                                 parse_command_line_process_dir(cmd_line, &command_line->path, &command_line->file, &list, &first_dir);
 234                                 }
 235                         else if (isdir(cmd_all))
 236                                 {
 237                                 parse_command_line_process_dir(cmd_all, &command_line->path, &command_line->file, &list, &first_dir);
 238                                 }
 239                         else if (cmd_line[0] == G_DIR_SEPARATOR && isfile(cmd_line))
 240                                 {
 241                                 parse_command_line_process_file(cmd_line, &command_line->path, &command_line->file,
 242                                                                 &list, &command_line->collection_list, &first_dir);
 243                                 }
 244                         else if (isfile(cmd_all))
 245                                 {
 246                                 parse_command_line_process_file(cmd_all, &command_line->path, &command_line->file,
 247                                                                 &list, &command_line->collection_list, &first_dir);
 248                                 }
 249                         else if (strncmp(cmd_line, "--debug", 7) == 0 && (cmd_line[7] == '\0' || cmd_line[7] == '='))
 250                                 {
 251                                 /* do nothing but do not produce warnings */
 252                                 }
 253                         else if (strcmp(cmd_line, "+t") == 0 ||
 254                                  strcmp(cmd_line, "--with-tools") == 0)
 255                                 {
 256                                 command_line->tools_show = TRUE;
 257
 258                                 remote_list = g_list_append(remote_list, "+t");
 259                                 }
 260                         else if (strcmp(cmd_line, "-t") == 0 ||
 261                                  strcmp(cmd_line, "--without-tools") == 0)
 262                                 {
 263                                 command_line->tools_hide = TRUE;
 264
 265                                 remote_list = g_list_append(remote_list, "-t");
 266                                 }
 267                         else if (strcmp(cmd_line, "-f") == 0 ||
 268                                  strcmp(cmd_line, "--fullscreen") == 0)
 269                                 {
 270                                 command_line->startup_full_screen = TRUE;
 271                                 }
 272                         else if (strcmp(cmd_line, "-s") == 0 ||
 273                                  strcmp(cmd_line, "--slideshow") == 0)
 274                                 {
 275                                 command_line->startup_in_slideshow = TRUE;
 276                                 }
 277                         else if (strcmp(cmd_line, "-l") == 0 ||
 278                                  strcmp(cmd_line, "--list") == 0)
 279                                 {
 280                                 command_line->startup_command_line_collection = TRUE;
 281                                 }
 282                         else if (strncmp(cmd_line, "--geometry=", 11) == 0)
 283                                 {
 284                                 if (!command_line->geometry) command_line->geometry = g_strdup(cmd_line + 11);
 285                                 }
 286                         else if (strcmp(cmd_line, "-r") == 0 ||
 287                                  strcmp(cmd_line, "--remote") == 0)
 288                                 {
 289                                 if (!remote_do)
 290                                         {
 291                                         remote_do = TRUE;
 292                                         remote_list = remote_build_list(remote_list, argc - i, &argv[i], &remote_errors);
 293                                         }
 294                                 }
 295                         else if (strcmp(cmd_line, "-rh") == 0 ||
 296                                  strcmp(cmd_line, "--remote-help") == 0)
 297                                 {
 298                                 remote_help();
 299                                 exit(0);
 300                                 }
 301                         else if (strcmp(cmd_line, "--blank") == 0)
 302                                 {
 303                                 command_line->startup_blank = TRUE;
 304                                 }
 305                         else if (strcmp(cmd_line, "-v") == 0 ||
 306                                  strcmp(cmd_line, "--version") == 0)
 307                                 {
 308                                 printf_term("%s %s\n", GQ_APPNAME, VERSION);
 309                                 exit(0);
 310                                 }
 311                         else if (strcmp(cmd_line, "--alternate") == 0)
 312                                 {
 313                                 /* enable faster experimental algorithm */
 314                                 log_printf("Alternate similarity algorithm enabled\n");
 315                                 image_sim_alternate_set(TRUE);
 316                                 }
 317                         else if (strcmp(cmd_line, "-h") == 0 ||
 318                                  strcmp(cmd_line, "--help") == 0)
 319                                 {
 320                                 printf_term("%s %s\n", GQ_APPNAME, VERSION);
 321                                 printf_term(_("Usage: %s [options] [path]\n\n"), GQ_APPNAME_LC);
 322                                 print_term(_("valid options are:\n"));
 323                                 print_term(_("  +t, --with-tools           force show of tools\n"));
 324                                 print_term(_("  -t, --without-tools        force hide of tools\n"));
 325                                 print_term(_("  -f, --fullscreen           start in full screen mode\n"));
 326                                 print_term(_("  -s, --slideshow            start in slideshow mode\n"));
 327                                 print_term(_("  -l, --list                 open collection window for command line\n"));
 328                                 print_term(_("      --geometry=GEOMETRY    set main window location\n"));
 329                                 print_term(_("  -r, --remote               send following commands to open window\n"));
 330                                 print_term(_("  -rh,--remote-help          print remote command list\n"));
 331 #ifdef DEBUG
 332                                 print_term(_("  --debug[=level]            turn on debug output\n"));
 333 #endif
 334                                 print_term(_("  -v, --version              print version info\n"));
 335                                 print_term(_("  -h, --help                 show this message\n\n"));
 336
 337 #if 0
 338                                 /* these options are not officially supported!
 339                                  * only for testing new features, no need to translate them */
 340                                 print_term(  "  --alternate                use alternate similarity algorithm\n");
 341 #endif
 342
 343                                 exit(0);
 344                                 }
 345                         else if (!remote_do)
 346                                 {
 347                                 printf_term(_("invalid or ignored: %s\nUse --help for options\n"), cmd_line);
 348                                 }
 349
 350                         g_free(cmd_all);
 351                         g_free(cmd_line);
 352                         i++;
 353                         }
 354                 g_free(base_dir);
 355                 parse_out_relatives(command_line->path);
 356                 parse_out_relatives(command_line->file);
 357                 }
 358
 359         list = g_list_reverse(list);
 360
 361         if (!command_line->path && first_dir)
 362                 {
 363                 command_line->path = first_dir;
 364                 first_dir = NULL;
 365
 366                 parse_out_relatives(command_line->path);
 367                 }
 368         g_free(first_dir);
 369
 370         if (remote_do)
 371                 {
 372                 if (remote_errors)
 373                         {
 374                         GList *work = remote_errors;
 375
 376                         printf_term(_("Invalid or ignored remote options: "));
 377                         while (work)
 378                                 {
 379                                 gchar *opt = work->data;
 380
 381                                 printf_term("%s%s", (work == remote_errors) ? "" : ", ", opt);
 382                                 work = work->next;
 383                                 }
 384
 385                         printf_term(_("\nUse --remote-help for valid remote options.\n"));
 386                         }
 387
 388                 remote_control(argv[0], remote_list, command_line->path, list, command_line->collection_list);
 389                 }
 390         g_list_free(remote_list);
 391
 392         if (list && list->next)
 393                 {
 394                 command_line->cmd_list = list;
 395                 }
 396         else
 397                 {
 398                 filelist_free(list);
 399                 command_line->cmd_list = NULL;
 400                 }
 401
 402         if (command_line->startup_blank)
 403                 {
 404                 g_free(command_line->path);
 405                 command_line->path = NULL;
 406                 g_free(command_line->file);
 407                 command_line->file = NULL;
 408                 filelist_free(command_line->cmd_list);
 409                 command_line->cmd_list = NULL;
 410                 string_list_free(command_line->collection_list);
 411                 command_line->collection_list = NULL;
 412                 }
 413 }
 414
 415 static void parse_command_line_for_debug_option(gint argc, gchar *argv[])
 416 {
 417 #ifdef DEBUG
 418         const gchar *debug_option = "--debug";
 419         gint len = strlen(debug_option);
 420
 421         if (argc > 1)
 422                 {
 423                 gint i;
 424
 425                 for (i = 1; i < argc; i++)
 426                         {
 427                         const gchar *cmd_line = argv[i];
 428                         if (strncmp(cmd_line, debug_option, len) == 0)
 429                                 {
 430                                 gint cmd_line_len = strlen(cmd_line);
 431
 432                                 /* we now increment the debug state for verbosity */
 433                                 if (cmd_line_len == len)
 434                                         debug_level_add(1);
 435                                 else if (cmd_line[len] == '=' && g_ascii_isdigit(cmd_line[len+1]))
 436                                         {
 437                                         gint n = atoi(cmd_line + len + 1);
 438                                         if (n < 0) n = 1;
 439                                         debug_level_add(n);
 440                                         }
 441                                 }
 442                         }
 443                 }
 444
 445         DEBUG_1("debugging output enabled (level %d)", get_debug_level());
 446 #endif
 447 }
 448
 449 /*
 450  *-----------------------------------------------------------------------------
 451  * startup, init, and exit
 452  *-----------------------------------------------------------------------------
 453  */
 454
 455 #define RC_HISTORY_NAME "history"
 456
 457 static void setup_env_path(void)
 458 {
 459         const gchar *old_path = g_getenv("PATH");
 460         gchar *path = g_strconcat(GQ_BIN_DIR, ":", old_path, NULL);
 461         g_setenv("PATH", path, TRUE);
 462         g_free(path);
 463 }
 464
 465 static void keys_load(void)
 466 {
 467         gchar *path;
 468
 469         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 470         history_list_load(path);
 471         g_free(path);
 472 }
 473
 474 static void keys_save(void)
 475 {
 476         gchar *path;
 477
 478         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 479         history_list_save(path);
 480         g_free(path);
 481 }
 482
 483 static void mkdir_if_not_exists(const gchar *path)
 484 {
 485         if (isdir(path)) return;
 486
 487         log_printf(_("Creating %s dir:%s\n"), GQ_APPNAME, path);
 488
 489         if (!recursive_mkdir_if_not_exists(path, 0755))
 490                 {
 491                 log_printf(_("Could not create dir:%s\n"), path);
 492                 }
 493 }
 494
 495
 496 /* We add to duplicate and modify  gtk_accel_map_print() and gtk_accel_map_save()
 497  * to improve the reliability in special cases (especially when disk is full)
 498  * These functions are now using secure saving stuff.
 499  */
 500 static void gq_accel_map_print(
 501                     gpointer    data,
 502                     const gchar *accel_path,
 503                     guint       accel_key,
 504                     GdkModifierType accel_mods,
 505                     gboolean    changed)
 506 {
 507         GString *gstring = g_string_new(changed ? NULL : "; ");
 508         SecureSaveInfo *ssi = data;
 509         gchar *tmp, *name;
 510
 511         g_string_append(gstring, "(gtk_accel_path \"");
 512
 513         tmp = g_strescape(accel_path, NULL);
 514         g_string_append(gstring, tmp);
 515         g_free(tmp);
 516
 517         g_string_append(gstring, "\" \"");
 518
 519         name = gtk_accelerator_name(accel_key, accel_mods);
 520         tmp = g_strescape(name, NULL);
 521         g_free(name);
 522         g_string_append(gstring, tmp);
 523         g_free(tmp);
 524
 525         g_string_append(gstring, "\")\n");
 526
 527         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 528
 529         g_string_free(gstring, TRUE);
 530 }
 531
 532 static gboolean gq_accel_map_save(const gchar *path)
 533 {
 534         gchar *pathl;
 535         SecureSaveInfo *ssi;
 536         GString *gstring;
 537
 538         pathl = path_from_utf8(path);
 539         ssi = secure_open(pathl);
 540         g_free(pathl);
 541         if (!ssi)
 542                 {
 543                 log_printf(_("error saving file: %s\n"), path);
 544                 return FALSE;
 545                 }
 546
 547         gstring = g_string_new("; ");
 548         if (g_get_prgname())
 549                 g_string_append(gstring, g_get_prgname());
 550         g_string_append(gstring, " GtkAccelMap rc-file         -*- scheme -*-\n");
 551         g_string_append(gstring, "; this file is an automated accelerator map dump\n");
 552         g_string_append(gstring, ";\n");
 553
 554         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 555
 556         g_string_free(gstring, TRUE);
 557
 558         gtk_accel_map_foreach((gpointer) ssi, gq_accel_map_print);
 559
 560         if (secure_close(ssi))
 561                 {
 562                 log_printf(_("error saving file: %s\nerror: %s\n"), path,
 563                            secsave_strerror(secsave_errno));
 564                 return FALSE;
 565                 }
 566
 567         return TRUE;
 568 }
 569
 570 static gchar *accep_map_filename(void)
 571 {
 572         return g_build_filename(get_rc_dir(), "accels", NULL);
 573 }
 574
 575 static void accel_map_save(void)
 576 {
 577         gchar *path;
 578
 579         path = accep_map_filename();
 580         gq_accel_map_save(path);
 581         g_free(path);
 582 }
 583
 584 static void accel_map_load(void)
 585 {
 586         gchar *path;
 587         gchar *pathl;
 588
 589         path = accep_map_filename();
 590         pathl = path_from_utf8(path);
 591         gtk_accel_map_load(pathl);
 592         g_free(pathl);
 593         g_free(path);
 594 }
 595
 596 static void gtkrc_load(void)
 597 {
 598         gchar *path;
 599         gchar *pathl;
 600
 601         /* If a gtkrc file exists in the rc directory, add it to the
 602          * list of files to be parsed at the end of gtk_init() */
 603         path = g_build_filename(get_rc_dir(), "gtkrc", NULL);
 604         pathl = path_from_utf8(path);
 605         if (access(pathl, R_OK) == 0)
 606                 gtk_rc_add_default_file(pathl);
 607         g_free(pathl);
 608         g_free(path);
 609 }
 610
 611 static void exit_program_final(void)
 612 {
 613         LayoutWindow *lw = NULL;
 614
 615          /* make sure that external editors are loaded, we would save incomplete configuration otherwise */
 616         layout_editors_reload_finish();
 617
 618         remote_close(remote_connection);
 619
 620         collect_manager_flush();
 621
 622         save_options(options);
 623         keys_save();
 624         accel_map_save();
 625
 626         if (layout_valid(&lw))
 627                 {
 628                 layout_free(lw);
 629                 }
 630
 631         gtk_main_quit();
 632 }
 633
 634 static GenericDialog *exit_dialog = NULL;
 635
 636 static void exit_confirm_cancel_cb(GenericDialog *gd, gpointer data)
 637 {
 638         exit_dialog = NULL;
 639         generic_dialog_close(gd);
 640 }
 641
 642 static void exit_confirm_exit_cb(GenericDialog *gd, gpointer data)
 643 {
 644         exit_dialog = NULL;
 645         generic_dialog_close(gd);
 646         exit_program_final();
 647 }
 648
 649 static gint exit_confirm_dlg(void)
 650 {
 651         GtkWidget *parent;
 652         LayoutWindow *lw;
 653         gchar *msg;
 654
 655         if (exit_dialog)
 656                 {
 657                 gtk_window_present(GTK_WINDOW(exit_dialog->dialog));
 658                 return TRUE;
 659                 }
 660
 661         if (!collection_window_modified_exists()) return FALSE;
 662
 663         parent = NULL;
 664         lw = NULL;
 665         if (layout_valid(&lw))
 666                 {
 667                 parent = lw->window;
 668                 }
 669
 670         msg = g_strdup_printf("%s - %s", GQ_APPNAME, _("exit"));
 671         exit_dialog = generic_dialog_new(msg,
 672                                 "exit", parent, FALSE,
 673                                 exit_confirm_cancel_cb, NULL);
 674         g_free(msg);
 675         msg = g_strdup_printf(_("Quit %s"), GQ_APPNAME);
 676         generic_dialog_add_message(exit_dialog, GTK_STOCK_DIALOG_QUESTION,
 677                                    msg, _("Collections have been modified. Quit anyway?"));
 678         g_free(msg);
 679         generic_dialog_add_button(exit_dialog, GTK_STOCK_QUIT, NULL, exit_confirm_exit_cb, TRUE);
 680
 681         gtk_widget_show(exit_dialog->dialog);
 682
 683         return TRUE;
 684 }
 685
 686 static void exit_program_write_metadata_cb(gint success, const gchar *dest_path, gpointer data)
 687 {
 688         if (success) exit_program();
 689 }
 690
 691 void exit_program(void)
 692 {
 693         layout_image_full_screen_stop(NULL);
 694
 695         if (metadata_write_queue_confirm(FALSE, exit_program_write_metadata_cb, NULL)) return;
 696
 697         if (exit_confirm_dlg()) return;
 698
 699         exit_program_final();
 700 }
 701
 702 /* This code is supposed to handle situation when a file mmaped by image_loader
 703  * or by exif loader is truncated by some other process.
 704  * This is probably not completely correct according to posix, because
 705  * mmap is not in the list of calls that can be used safely in signal handler,
 706  * but anyway, the handler is called in situation when the application would
 707  * crash otherwise.
 708  * Ideas for improvement are welcome ;)
 709  */
 710 /* FIXME: this probably needs some better ifdefs. Please report any compilation problems */
 711
 712 #if defined(SIGBUS) && defined(SA_SIGINFO)
 713 static void sigbus_handler_cb(int signum, siginfo_t *info, void *context)
 714 {
 715         unsigned long pagesize = sysconf(_SC_PAGE_SIZE);
 716         DEBUG_1("SIGBUS %p", info->si_addr);
 717         mmap((void *)(((unsigned long)info->si_addr / pagesize) * pagesize), pagesize, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 718 }
 719 #endif
 720
 721 static void setup_sigbus_handler(void)
 722 {
 723 #if defined(SIGBUS) && defined(SA_SIGINFO)
 724         struct sigaction sigbus_action;
 725         sigfillset(&sigbus_action.sa_mask);
 726         sigbus_action.sa_sigaction = sigbus_handler_cb;
 727         sigbus_action.sa_flags = SA_SIGINFO;
 728
 729         sigaction(SIGBUS, &sigbus_action, NULL);
 730 #endif
 731 }
 732
 733 gint main(gint argc, gchar *argv[])
 734 {
 735         CollectionData *first_collection = NULL;
 736         gchar *buf;
 737         CollectionData *cd = NULL;
 738
 739 #ifdef HAVE_GTHREAD
 740         g_thread_init(NULL);
 741         gdk_threads_init();
 742         gdk_threads_enter();
 743
 744 #endif
 745
 746         /* init execution time counter (debug only) */
 747         init_exec_time();
 748
 749         /* setup locale, i18n */
 750         setlocale(LC_ALL, "");
 751
 752 #ifdef ENABLE_NLS
 753         bindtextdomain(PACKAGE, GQ_LOCALEDIR);
 754         bind_textdomain_codeset(PACKAGE, "UTF-8");
 755         textdomain(PACKAGE);
 756 #endif
 757
 758         exif_init();
 759
 760 #ifdef HAVE_LUA
 761         lua_init();
 762 #endif
 763
 764         /* setup random seed for random slideshow */
 765         srand(time(NULL));
 766
 767         setup_sigbus_handler();
 768
 769         /* register global notify functions */
 770         file_data_register_notify_func(cache_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 771         file_data_register_notify_func(thumb_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 772         file_data_register_notify_func(histogram_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 773         file_data_register_notify_func(collect_manager_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 774         file_data_register_notify_func(metadata_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 775
 776
 777         gtkrc_load();
 778
 779         parse_command_line_for_debug_option(argc, argv);
 780         DEBUG_1("%s main: gtk_init", get_exec_time());
 781 #ifdef HAVE_CLUTTER
 782         if (gtk_clutter_init(&argc, &argv) != CLUTTER_INIT_SUCCESS)
 783                 {
 784                 log_printf("Can't initialize clutter-gtk.\n");
 785                 exit(1);
 786                 }
 787 #else
 788         gtk_init(&argc, &argv);
 789 #endif
 790
 791         if (gtk_major_version < GTK_MAJOR_VERSION ||
 792             (gtk_major_version == GTK_MAJOR_VERSION && gtk_minor_version < GTK_MINOR_VERSION) )
 793                 {
 794                 log_printf("!!! This is a friendly warning.\n");
 795                 log_printf("!!! The version of GTK+ in use now is older than when %s was compiled.\n", GQ_APPNAME);
 796                 log_printf("!!!  compiled with GTK+-%d.%d\n", GTK_MAJOR_VERSION, GTK_MINOR_VERSION);
 797                 log_printf("!!!   running with GTK+-%d.%d\n", gtk_major_version, gtk_minor_version);
 798                 log_printf("!!! %s may quit unexpectedly with a relocation error.\n", GQ_APPNAME);
 799                 }
 800
 801         DEBUG_1("%s main: pixbuf_inline_register_stock_icons", get_exec_time());
 802         pixbuf_inline_register_stock_icons();
 803
 804         DEBUG_1("%s main: setting default options before commandline handling", get_exec_time());
 805         options = init_options(NULL);
 806         setup_default_options(options);
 807
 808         DEBUG_1("%s main: parse_command_line", get_exec_time());
 809         parse_command_line(argc, argv);
 810
 811         DEBUG_1("%s main: mkdir_if_not_exists", get_exec_time());
 812         /* these functions don't depend on config file */
 813         mkdir_if_not_exists(get_rc_dir());
 814         mkdir_if_not_exists(get_collections_dir());
 815         mkdir_if_not_exists(get_thumbnails_cache_dir());
 816         mkdir_if_not_exists(get_metadata_cache_dir());
 817
 818         setup_env_path();
 819
 820         keys_load();
 821         accel_map_load();
 822
 823         /* restore session from the config file */
 824
 825
 826         DEBUG_1("%s main: load_options", get_exec_time());
 827         if (!load_options(options))
 828                 {
 829                 /* load_options calls these functions after it parses global options, we have to call it here if it fails */
 830                 filter_add_defaults();
 831                 filter_rebuild();
 832                 }
 833
 834         /* handle missing config file and commandline additions*/
 835         if (!layout_window_list)
 836                 {
 837                 /* broken or no config file */
 838                 layout_new_from_config(NULL, NULL, TRUE);
 839                 }
 840
 841         layout_editors_reload_start();
 842
 843         if (command_line->collection_list && !command_line->startup_command_line_collection)
 844                 {
 845                 GList *work;
 846
 847                 work = command_line->collection_list;
 848                 while (work)
 849                         {
 850                         CollectWindow *cw;
 851                         const gchar *path;
 852
 853                         path = work->data;
 854                         work = work->next;
 855
 856                         cw = collection_window_new(path);
 857                         if (!first_collection && cw) first_collection = cw->cd;
 858                         }
 859                 }
 860
 861         if (command_line->cmd_list ||
 862             (command_line->startup_command_line_collection && command_line->collection_list))
 863                 {
 864                 GList *work;
 865
 866                 if (command_line->startup_command_line_collection)
 867                         {
 868                         CollectWindow *cw;
 869
 870                         cw = collection_window_new("");
 871                         cd = cw->cd;
 872                         }
 873                 else
 874                         {
 875                         cd = collection_new("");        /* if we pass NULL, untitled counter is falsely increm. */
 876                         }
 877
 878                 g_free(cd->path);
 879                 cd->path = NULL;
 880                 g_free(cd->name);
 881                 cd->name = g_strdup(_("Command line"));
 882
 883                 collection_path_changed(cd);
 884
 885                 work = command_line->cmd_list;
 886                 while (work)
 887                         {
 888                         collection_add(cd, (FileData *)work->data, FALSE);
 889                         work = work->next;
 890                         }
 891
 892                 work = command_line->collection_list;
 893                 while (work)
 894                         {
 895                         collection_load(cd, (gchar *)work->data, COLLECTION_LOAD_APPEND);
 896                         work = work->next;
 897                         }
 898
 899                 if (cd->list) layout_image_set_collection(NULL, cd, cd->list->data);
 900
 901                 /* mem leak, we never unref this collection when !startup_command_line_collection
 902                  * (the image view of the main window does not hold a ref to the collection)
 903                  * this is sort of unavoidable, for if it did hold a ref, next/back
 904                  * may not work as expected when closing collection windows.
 905                  *
 906                  * collection_unref(cd);
 907                  */
 908
 909                 }
 910         else if (first_collection)
 911                 {
 912                 layout_image_set_collection(NULL, first_collection,
 913                                             collection_get_first(first_collection));
 914                 }
 915
 916         buf = g_build_filename(get_rc_dir(), ".command", NULL);
 917         remote_connection = remote_server_init(buf, cd);
 918         g_free(buf);
 919
 920         DEBUG_1("%s main: gtk_main", get_exec_time());
 921         gtk_main();
 922 #ifdef HAVE_GTHREAD
 923         gdk_threads_leave();
 924 #endif
 925         return 0;
 926 }
 927 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */