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 [files] [collections] open collection window for command line\n"));
 328                                 print_term(_("      --blank                      start with blank file list\n"));
 329                                 print_term(_("      --geometry=XxY+XOFF+YOFF     set main window location\n"));
 330                                 print_term(_("  -r, --remote                     send following commands to open window\n"));
 331                                 print_term(_("  -rh,--remote-help                print remote command list\n"));
 332 #ifdef DEBUG
 333                                 print_term(_("      --debug[=level]              turn on debug output\n"));
 334 #endif
 335                                 print_term(_("  -v, --version                    print version info\n"));
 336                                 print_term(_("  -h, --help                       show this message\n\n"));
 337
 338 #if 0
 339                                 /* these options are not officially supported!
 340                                  * only for testing new features, no need to translate them */
 341                                 print_term(  "  --alternate                use alternate similarity algorithm\n");
 342 #endif
 343
 344
 345                                 exit(0);
 346                                 }
 347                         else if (!remote_do)
 348                                 {
 349                                 printf_term(_("invalid or ignored: %s\nUse --help for options\n"), cmd_line);
 350                                 }
 351
 352                         g_free(cmd_all);
 353                         g_free(cmd_line);
 354                         i++;
 355                         }
 356                 g_free(base_dir);
 357                 parse_out_relatives(command_line->path);
 358                 parse_out_relatives(command_line->file);
 359                 }
 360
 361         list = g_list_reverse(list);
 362
 363         if (!command_line->path && first_dir)
 364                 {
 365                 command_line->path = first_dir;
 366                 first_dir = NULL;
 367
 368                 parse_out_relatives(command_line->path);
 369                 }
 370         g_free(first_dir);
 371
 372         if (remote_do)
 373                 {
 374                 if (remote_errors)
 375                         {
 376                         GList *work = remote_errors;
 377
 378                         printf_term(_("Invalid or ignored remote options: "));
 379                         while (work)
 380                                 {
 381                                 gchar *opt = work->data;
 382
 383                                 printf_term("%s%s", (work == remote_errors) ? "" : ", ", opt);
 384                                 work = work->next;
 385                                 }
 386
 387                         printf_term(_("\nUse --remote-help for valid remote options.\n"));
 388                         }
 389
 390                 remote_control(argv[0], remote_list, command_line->path, list, command_line->collection_list);
 391                 }
 392         g_list_free(remote_list);
 393
 394         if (list && list->next)
 395                 {
 396                 command_line->cmd_list = list;
 397                 }
 398         else
 399                 {
 400                 filelist_free(list);
 401                 command_line->cmd_list = NULL;
 402                 }
 403
 404         if (command_line->startup_blank)
 405                 {
 406                 g_free(command_line->path);
 407                 command_line->path = NULL;
 408                 g_free(command_line->file);
 409                 command_line->file = NULL;
 410                 filelist_free(command_line->cmd_list);
 411                 command_line->cmd_list = NULL;
 412                 string_list_free(command_line->collection_list);
 413                 command_line->collection_list = NULL;
 414                 }
 415 }
 416
 417 static void parse_command_line_for_debug_option(gint argc, gchar *argv[])
 418 {
 419 #ifdef DEBUG
 420         const gchar *debug_option = "--debug";
 421         gint len = strlen(debug_option);
 422
 423         if (argc > 1)
 424                 {
 425                 gint i;
 426
 427                 for (i = 1; i < argc; i++)
 428                         {
 429                         const gchar *cmd_line = argv[i];
 430                         if (strncmp(cmd_line, debug_option, len) == 0)
 431                                 {
 432                                 gint cmd_line_len = strlen(cmd_line);
 433
 434                                 /* we now increment the debug state for verbosity */
 435                                 if (cmd_line_len == len)
 436                                         debug_level_add(1);
 437                                 else if (cmd_line[len] == '=' && g_ascii_isdigit(cmd_line[len+1]))
 438                                         {
 439                                         gint n = atoi(cmd_line + len + 1);
 440                                         if (n < 0) n = 1;
 441                                         debug_level_add(n);
 442                                         }
 443                                 }
 444                         }
 445                 }
 446
 447         DEBUG_1("debugging output enabled (level %d)", get_debug_level());
 448 #endif
 449 }
 450
 451 /*
 452  *-----------------------------------------------------------------------------
 453  * startup, init, and exit
 454  *-----------------------------------------------------------------------------
 455  */
 456
 457 #define RC_HISTORY_NAME "history"
 458
 459 static void setup_env_path(void)
 460 {
 461         const gchar *old_path = g_getenv("PATH");
 462         gchar *path = g_strconcat(GQ_BIN_DIR, ":", old_path, NULL);
 463         g_setenv("PATH", path, TRUE);
 464         g_free(path);
 465 }
 466
 467 static void keys_load(void)
 468 {
 469         gchar *path;
 470
 471         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 472         history_list_load(path);
 473         g_free(path);
 474 }
 475
 476 static void keys_save(void)
 477 {
 478         gchar *path;
 479
 480         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 481         history_list_save(path);
 482         g_free(path);
 483 }
 484
 485 static void mkdir_if_not_exists(const gchar *path)
 486 {
 487         if (isdir(path)) return;
 488
 489         log_printf(_("Creating %s dir:%s\n"), GQ_APPNAME, path);
 490
 491         if (!recursive_mkdir_if_not_exists(path, 0755))
 492                 {
 493                 log_printf(_("Could not create dir:%s\n"), path);
 494                 }
 495 }
 496
 497
 498 /* We add to duplicate and modify  gtk_accel_map_print() and gtk_accel_map_save()
 499  * to improve the reliability in special cases (especially when disk is full)
 500  * These functions are now using secure saving stuff.
 501  */
 502 static void gq_accel_map_print(
 503                     gpointer    data,
 504                     const gchar *accel_path,
 505                     guint       accel_key,
 506                     GdkModifierType accel_mods,
 507                     gboolean    changed)
 508 {
 509         GString *gstring = g_string_new(changed ? NULL : "; ");
 510         SecureSaveInfo *ssi = data;
 511         gchar *tmp, *name;
 512
 513         g_string_append(gstring, "(gtk_accel_path \"");
 514
 515         tmp = g_strescape(accel_path, NULL);
 516         g_string_append(gstring, tmp);
 517         g_free(tmp);
 518
 519         g_string_append(gstring, "\" \"");
 520
 521         name = gtk_accelerator_name(accel_key, accel_mods);
 522         tmp = g_strescape(name, NULL);
 523         g_free(name);
 524         g_string_append(gstring, tmp);
 525         g_free(tmp);
 526
 527         g_string_append(gstring, "\")\n");
 528
 529         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 530
 531         g_string_free(gstring, TRUE);
 532 }
 533
 534 static gboolean gq_accel_map_save(const gchar *path)
 535 {
 536         gchar *pathl;
 537         SecureSaveInfo *ssi;
 538         GString *gstring;
 539
 540         pathl = path_from_utf8(path);
 541         ssi = secure_open(pathl);
 542         g_free(pathl);
 543         if (!ssi)
 544                 {
 545                 log_printf(_("error saving file: %s\n"), path);
 546                 return FALSE;
 547                 }
 548
 549         gstring = g_string_new("; ");
 550         if (g_get_prgname())
 551                 g_string_append(gstring, g_get_prgname());
 552         g_string_append(gstring, " GtkAccelMap rc-file         -*- scheme -*-\n");
 553         g_string_append(gstring, "; this file is an automated accelerator map dump\n");
 554         g_string_append(gstring, ";\n");
 555
 556         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 557
 558         g_string_free(gstring, TRUE);
 559
 560         gtk_accel_map_foreach((gpointer) ssi, gq_accel_map_print);
 561
 562         if (secure_close(ssi))
 563                 {
 564                 log_printf(_("error saving file: %s\nerror: %s\n"), path,
 565                            secsave_strerror(secsave_errno));
 566                 return FALSE;
 567                 }
 568
 569         return TRUE;
 570 }
 571
 572 static gchar *accep_map_filename(void)
 573 {
 574         return g_build_filename(get_rc_dir(), "accels", NULL);
 575 }
 576
 577 static void accel_map_save(void)
 578 {
 579         gchar *path;
 580
 581         path = accep_map_filename();
 582         gq_accel_map_save(path);
 583         g_free(path);
 584 }
 585
 586 static void accel_map_load(void)
 587 {
 588         gchar *path;
 589         gchar *pathl;
 590
 591         path = accep_map_filename();
 592         pathl = path_from_utf8(path);
 593         gtk_accel_map_load(pathl);
 594         g_free(pathl);
 595         g_free(path);
 596 }
 597
 598 static void gtkrc_load(void)
 599 {
 600         gchar *path;
 601         gchar *pathl;
 602
 603         /* If a gtkrc file exists in the rc directory, add it to the
 604          * list of files to be parsed at the end of gtk_init() */
 605         path = g_build_filename(get_rc_dir(), "gtkrc", NULL);
 606         pathl = path_from_utf8(path);
 607         if (access(pathl, R_OK) == 0)
 608                 gtk_rc_add_default_file(pathl);
 609         g_free(pathl);
 610         g_free(path);
 611 }
 612
 613 static void exit_program_final(void)
 614 {
 615         LayoutWindow *lw = NULL;
 616
 617          /* make sure that external editors are loaded, we would save incomplete configuration otherwise */
 618         layout_editors_reload_finish();
 619
 620         remote_close(remote_connection);
 621
 622         collect_manager_flush();
 623
 624         save_options(options);
 625         keys_save();
 626         accel_map_save();
 627
 628         if (layout_valid(&lw))
 629                 {
 630                 layout_free(lw);
 631                 }
 632
 633         gtk_main_quit();
 634 }
 635
 636 static GenericDialog *exit_dialog = NULL;
 637
 638 static void exit_confirm_cancel_cb(GenericDialog *gd, gpointer data)
 639 {
 640         exit_dialog = NULL;
 641         generic_dialog_close(gd);
 642 }
 643
 644 static void exit_confirm_exit_cb(GenericDialog *gd, gpointer data)
 645 {
 646         exit_dialog = NULL;
 647         generic_dialog_close(gd);
 648         exit_program_final();
 649 }
 650
 651 static gint exit_confirm_dlg(void)
 652 {
 653         GtkWidget *parent;
 654         LayoutWindow *lw;
 655         gchar *msg;
 656
 657         if (exit_dialog)
 658                 {
 659                 gtk_window_present(GTK_WINDOW(exit_dialog->dialog));
 660                 return TRUE;
 661                 }
 662
 663         if (!collection_window_modified_exists()) return FALSE;
 664
 665         parent = NULL;
 666         lw = NULL;
 667         if (layout_valid(&lw))
 668                 {
 669                 parent = lw->window;
 670                 }
 671
 672         msg = g_strdup_printf("%s - %s", GQ_APPNAME, _("exit"));
 673         exit_dialog = generic_dialog_new(msg,
 674                                 "exit", parent, FALSE,
 675                                 exit_confirm_cancel_cb, NULL);
 676         g_free(msg);
 677         msg = g_strdup_printf(_("Quit %s"), GQ_APPNAME);
 678         generic_dialog_add_message(exit_dialog, GTK_STOCK_DIALOG_QUESTION,
 679                                    msg, _("Collections have been modified. Quit anyway?"));
 680         g_free(msg);
 681         generic_dialog_add_button(exit_dialog, GTK_STOCK_QUIT, NULL, exit_confirm_exit_cb, TRUE);
 682
 683         gtk_widget_show(exit_dialog->dialog);
 684
 685         return TRUE;
 686 }
 687
 688 static void exit_program_write_metadata_cb(gint success, const gchar *dest_path, gpointer data)
 689 {
 690         if (success) exit_program();
 691 }
 692
 693 void exit_program(void)
 694 {
 695         layout_image_full_screen_stop(NULL);
 696
 697         if (metadata_write_queue_confirm(FALSE, exit_program_write_metadata_cb, NULL)) return;
 698
 699         if (exit_confirm_dlg()) return;
 700
 701         exit_program_final();
 702 }
 703
 704 /* This code is supposed to handle situation when a file mmaped by image_loader
 705  * or by exif loader is truncated by some other process.
 706  * This is probably not completely correct according to posix, because
 707  * mmap is not in the list of calls that can be used safely in signal handler,
 708  * but anyway, the handler is called in situation when the application would
 709  * crash otherwise.
 710  * Ideas for improvement are welcome ;)
 711  */
 712 /* FIXME: this probably needs some better ifdefs. Please report any compilation problems */
 713
 714 #if defined(SIGBUS) && defined(SA_SIGINFO)
 715 static void sigbus_handler_cb(int signum, siginfo_t *info, void *context)
 716 {
 717         unsigned long pagesize = sysconf(_SC_PAGE_SIZE);
 718         DEBUG_1("SIGBUS %p", info->si_addr);
 719         mmap((void *)(((unsigned long)info->si_addr / pagesize) * pagesize), pagesize, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 720 }
 721 #endif
 722
 723 static void setup_sigbus_handler(void)
 724 {
 725 #if defined(SIGBUS) && defined(SA_SIGINFO)
 726         struct sigaction sigbus_action;
 727         sigfillset(&sigbus_action.sa_mask);
 728         sigbus_action.sa_sigaction = sigbus_handler_cb;
 729         sigbus_action.sa_flags = SA_SIGINFO;
 730
 731         sigaction(SIGBUS, &sigbus_action, NULL);
 732 #endif
 733 }
 734
 735 gint main(gint argc, gchar *argv[])
 736 {
 737         CollectionData *first_collection = NULL;
 738         gchar *buf;
 739         CollectionData *cd = NULL;
 740
 741 #ifdef HAVE_GTHREAD
 742 #if !GLIB_CHECK_VERSION(2,32,0)
 743         g_thread_init(NULL);
 744 #endif
 745         gdk_threads_init();
 746         gdk_threads_enter();
 747
 748 #endif
 749
 750         /* init execution time counter (debug only) */
 751         init_exec_time();
 752
 753         /* setup locale, i18n */
 754         setlocale(LC_ALL, "");
 755
 756 #ifdef ENABLE_NLS
 757         bindtextdomain(PACKAGE, GQ_LOCALEDIR);
 758         bind_textdomain_codeset(PACKAGE, "UTF-8");
 759         textdomain(PACKAGE);
 760 #endif
 761
 762         exif_init();
 763
 764 #ifdef HAVE_LUA
 765         lua_init();
 766 #endif
 767
 768         /* setup random seed for random slideshow */
 769         srand(time(NULL));
 770
 771         setup_sigbus_handler();
 772
 773         /* register global notify functions */
 774         file_data_register_notify_func(cache_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 775         file_data_register_notify_func(thumb_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 776         file_data_register_notify_func(histogram_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 777         file_data_register_notify_func(collect_manager_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 778         file_data_register_notify_func(metadata_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 779
 780
 781         gtkrc_load();
 782
 783         parse_command_line_for_debug_option(argc, argv);
 784         DEBUG_1("%s main: gtk_init", get_exec_time());
 785 #ifdef HAVE_CLUTTER
 786         if (gtk_clutter_init(&argc, &argv) != CLUTTER_INIT_SUCCESS)
 787                 {
 788                 log_printf("Can't initialize clutter-gtk.\n");
 789                 exit(1);
 790                 }
 791 #else
 792         gtk_init(&argc, &argv);
 793 #endif
 794
 795         if (gtk_major_version < GTK_MAJOR_VERSION ||
 796             (gtk_major_version == GTK_MAJOR_VERSION && gtk_minor_version < GTK_MINOR_VERSION) )
 797                 {
 798                 log_printf("!!! This is a friendly warning.\n");
 799                 log_printf("!!! The version of GTK+ in use now is older than when %s was compiled.\n", GQ_APPNAME);
 800                 log_printf("!!!  compiled with GTK+-%d.%d\n", GTK_MAJOR_VERSION, GTK_MINOR_VERSION);
 801                 log_printf("!!!   running with GTK+-%d.%d\n", gtk_major_version, gtk_minor_version);
 802                 log_printf("!!! %s may quit unexpectedly with a relocation error.\n", GQ_APPNAME);
 803                 }
 804
 805         DEBUG_1("%s main: pixbuf_inline_register_stock_icons", get_exec_time());
 806         pixbuf_inline_register_stock_icons();
 807
 808         DEBUG_1("%s main: setting default options before commandline handling", get_exec_time());
 809         options = init_options(NULL);
 810         setup_default_options(options);
 811
 812         DEBUG_1("%s main: parse_command_line", get_exec_time());
 813         parse_command_line(argc, argv);
 814
 815         DEBUG_1("%s main: mkdir_if_not_exists", get_exec_time());
 816         /* these functions don't depend on config file */
 817         mkdir_if_not_exists(get_rc_dir());
 818         mkdir_if_not_exists(get_collections_dir());
 819         mkdir_if_not_exists(get_thumbnails_cache_dir());
 820         mkdir_if_not_exists(get_metadata_cache_dir());
 821
 822         setup_env_path();
 823
 824         keys_load();
 825         accel_map_load();
 826
 827         /* restore session from the config file */
 828
 829
 830         DEBUG_1("%s main: load_options", get_exec_time());
 831         if (!load_options(options))
 832                 {
 833                 /* load_options calls these functions after it parses global options, we have to call it here if it fails */
 834                 filter_add_defaults();
 835                 filter_rebuild();
 836                 }
 837
 838         /* handle missing config file and commandline additions*/
 839         if (!layout_window_list)
 840                 {
 841                 /* broken or no config file */
 842                 layout_new_from_config(NULL, NULL, TRUE);
 843                 }
 844
 845         layout_editors_reload_start();
 846
 847         if (command_line->collection_list && !command_line->startup_command_line_collection)
 848                 {
 849                 GList *work;
 850
 851                 work = command_line->collection_list;
 852                 while (work)
 853                         {
 854                         CollectWindow *cw;
 855                         const gchar *path;
 856
 857                         path = work->data;
 858                         work = work->next;
 859
 860                         cw = collection_window_new(path);
 861                         if (!first_collection && cw) first_collection = cw->cd;
 862                         }
 863                 }
 864
 865         if (command_line->cmd_list ||
 866             (command_line->startup_command_line_collection && command_line->collection_list))
 867                 {
 868                 GList *work;
 869
 870                 if (command_line->startup_command_line_collection)
 871                         {
 872                         CollectWindow *cw;
 873
 874                         cw = collection_window_new("");
 875                         cd = cw->cd;
 876                         }
 877                 else
 878                         {
 879                         cd = collection_new("");        /* if we pass NULL, untitled counter is falsely increm. */
 880                         }
 881
 882                 g_free(cd->path);
 883                 cd->path = NULL;
 884                 g_free(cd->name);
 885                 cd->name = g_strdup(_("Command line"));
 886
 887                 collection_path_changed(cd);
 888
 889                 work = command_line->cmd_list;
 890                 while (work)
 891                         {
 892                         collection_add(cd, (FileData *)work->data, FALSE);
 893                         work = work->next;
 894                         }
 895
 896                 work = command_line->collection_list;
 897                 while (work)
 898                         {
 899                         collection_load(cd, (gchar *)work->data, COLLECTION_LOAD_APPEND);
 900                         work = work->next;
 901                         }
 902
 903                 if (cd->list) layout_image_set_collection(NULL, cd, cd->list->data);
 904
 905                 /* mem leak, we never unref this collection when !startup_command_line_collection
 906                  * (the image view of the main window does not hold a ref to the collection)
 907                  * this is sort of unavoidable, for if it did hold a ref, next/back
 908                  * may not work as expected when closing collection windows.
 909                  *
 910                  * collection_unref(cd);
 911                  */
 912
 913                 }
 914         else if (first_collection)
 915                 {
 916                 layout_image_set_collection(NULL, first_collection,
 917                                             collection_get_first(first_collection));
 918                 }
 919
 920         buf = g_build_filename(get_rc_dir(), ".command", NULL);
 921         remote_connection = remote_server_init(buf, cd);
 922         g_free(buf);
 923
 924         DEBUG_1("%s main: gtk_main", get_exec_time());
 925         gtk_main();
 926 #ifdef HAVE_GTHREAD
 927         gdk_threads_leave();
 928 #endif
 929         return 0;
 930 }
 931 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */