src/main.c

   1 /*
   2  * Copyright (C) 2006 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include <gdk/gdkkeysyms.h> /* for keyboard values */
  23
  24 #include <signal.h>
  25 #include <sys/mman.h>
  26
  27 #include <math.h>
  28 #ifdef G_OS_UNIX
  29 #include <pwd.h>
  30 #endif
  31 #include <locale.h>
  32
  33 #include "main.h"
  34
  35 #include "cache.h"
  36 #include "collect.h"
  37 #include "collect-io.h"
  38 #include "filedata.h"
  39 #include "filefilter.h"
  40 #include "history_list.h"
  41 #include "image.h"
  42 #include "image-overlay.h"
  43 #include "img-view.h"
  44 #include "layout.h"
  45 #include "layout_image.h"
  46 #include "layout_util.h"
  47 #include "misc.h"
  48 #include "options.h"
  49 #include "rcfile.h"
  50 #include "remote.h"
  51 #include "secure_save.h"
  52 #include "similar.h"
  53 #include "ui_fileops.h"
  54 #include "ui_utildlg.h"
  55 #include "cache_maint.h"
  56 #include "thumb.h"
  57 #include "metadata.h"
  58 #include "editors.h"
  59 #include "exif.h"
  60 #include "histogram.h"
  61 #include "pixbuf_util.h"
  62 #include "glua.h"
  63 #include "whereami.h"
  64
  65 #ifdef HAVE_CLUTTER
  66 #include <clutter-gtk/clutter-gtk.h>
  67 #endif
  68
  69 #ifdef HAVE_GTHREAD
  70 /** @FIXME see below */
  71 #include <X11/Xlib.h>
  72 #endif
  73
  74 /**
  75  * @page diagrams Diagrams
  76  * @section options_overview Options Overview
  77  *
  78  * #_ConfOptions  #_LayoutOptions
  79  *
  80  * @startuml
  81  *
  82  * object options.h
  83  * object typedefs.h
  84  *
  85  * options.h : ConfOptions
  86  * options.h : \n
  87  * options.h : Options applicable to **all** Layout Windows
  88  * options.h : These are in the <global> section of geeqierc.xml
  89  * options.h : Available to all modules via the global variable **options**
  90  * typedefs.h : LayoutOptions
  91  * typedefs.h : \n
  92  * typedefs.h : Options applicable to **each** Layout Window
  93  * typedefs.h : These are in the <layout> section of geeqierc.xml
  94  * typedefs.h : There is one <layout> section for each Layout Window displayed
  95  * typedefs.h : Available via **<layout_window>->options**
  96  *
  97  * @enduml
  98  */
  99
 100 /**
 101  * @page diagrams Diagrams
 102  * @section options_diagrams_main Options - New Window From Main
 103  * #main
 104  * #init_options
 105  * #layout_new_from_default
 106  * #load_config_from_file
 107  * #load_options
 108  * #setup_default_options
 109  *
 110  * @startuml
 111  * group main.c
 112  * start
 113  * group options.c
 114  * : **init_options()**
 115  *
 116  * Set **options** = ConfOptions from hard-coded init values;
 117  * end group
 118  *
 119  * group options.c
 120  * : **setup_default_options()**
 121  *
 122  * set hard-coded ConfOptions:
 123  *
 124  * bookmarks:
 125  * * dot dir
 126  * * Home
 127  * * Desktop
 128  * * Collections
 129  * safe delete path
 130  * OSD template string
 131  * sidecar extensions
 132  * shell path and options
 133  * marks tooltips
 134  * help search engine;
 135  * end group
 136  *
 137  * if (first entry
 138  * or
 139  * --new-instance) then (yes)
 140  * group options.c
 141  * : **load_options()**
 142  * ;
 143  *
 144  * split
 145  * : GQ_SYSTEM_WIDE_DIR
 146  * /geeqierc.xml;
 147  * split again
 148  * : XDG_CONFIG_HOME
 149  * /geeqierc.xml;
 150  * split again
 151  * : HOME
 152  * /.geeqie/geeqierc.xml;
 153  * end split
 154  *
 155  * group rcfile.c
 156  * : **load_config_from_file()**
 157  *
 158  * set  **options** from file
 159  * and all <layout window>->options  in file;
 160  * end group
 161  *
 162  * end group
 163  *
 164  * if (broken config. file
 165  * or no config file
 166  * or no layout section loaded
 167  * (i.e. session not saved)) then (yes)
 168  * group layout.c
 169  * : **layout_new_from_default()**;
 170  * if (default.xml exists) then (yes)
 171  * : Load user-saved
 172  *  layout_window default options
 173  *  from default.xml file;
 174  * else (no)
 175  * : Load hard-coded
 176  *  layout_window default options;
 177  * endif
 178  * end group
 179  * endif
 180  *
 181  * else (no)
 182  * : Send --new-window request to remote
 183  *  No return to this point
 184  *  This instance terminates;
 185  * stop
 186  * endif
 187  *
 188  * : Enter gtk main loop;
 189  *
 190  * end group
 191  * @enduml
 192  */
 193
 194 /**
 195  * @page diagrams Diagrams
 196  * @section options_diagrams_remote Options - New Window From Remote
 197  * #layout_new_from_default
 198  * @startuml
 199  *
 200  * group remote.c
 201  * start
 202  * group layout.c
 203  * : **layout_new_from_default()**;
 204  * if (default.xml exists) then (yes)
 205  * : Load user-saved
 206  *  layout_window default options
 207  *  from default.xml file;
 208  * else (no)
 209  * : Load hard-coded
 210  *  layout_window default options;
 211  * endif
 212  * end group
 213  * : set path from PWD;
 214  * @enduml
 215  */
 216
 217 /**
 218  * @page diagrams Diagrams
 219  * @section options_diagrams_menu Options - New Window From Menu
 220  * #layout_menu_new_window_cb
 221  * #layout_menu_window_from_current_cb
 222  * #layout_new_from_default
 223  * @startuml
 224  *
 225  * group layout_util.c
 226  * start
 227  *
 228  * split
 229  * : default;
 230  * group layout.c
 231  * : **layout_new_from_default()**;
 232  * if (default.xml exists) then (yes)
 233  * : Load user-saved
 234  *  layout_window default options
 235  *  from default.xml file;
 236  * else (no)
 237  * : Load hard-coded
 238  *  layout_window default options;
 239  * endif
 240  * end group
 241  *
 242  * split again
 243  * : from current
 244  *
 245  * **layout_menu_window_from_current_cb()**
 246  * copy layout_window options
 247  * from current window;
 248  *
 249  * split again
 250  * : named
 251  *
 252  * **layout_menu_new_window_cb()**
 253  * load layout_window options
 254  * from saved xml file list;
 255  * end split
 256  *
 257  * end group
 258  * @enduml
 259  */
 260   /**
 261   * @file
 262   * @ref options_overview Options Overview
 263   */
 264
 265
 266 gboolean thumb_format_changed = FALSE;
 267 static RemoteConnection *remote_connection = NULL;
 268
 269 gchar *gq_prefix;
 270 gchar *gq_localedir;
 271 gchar *gq_helpdir;
 272 gchar *gq_htmldir;
 273 gchar *gq_app_dir;
 274 gchar *gq_bin_dir;
 275 gchar *gq_executable_path;
 276 gchar *desktop_file_template;
 277 gchar *instance_identifier;
 278
 279 /*
 280  *-----------------------------------------------------------------------------
 281  * keyboard functions
 282  *-----------------------------------------------------------------------------
 283  */
 284
 285 void keyboard_scroll_calc(gint *x, gint *y, GdkEventKey *event)
 286 {
 287         static gint delta = 0;
 288         static guint32 time_old = 0;
 289         static guint keyval_old = 0;
 290
 291         if (event->state & GDK_CONTROL_MASK)
 292                 {
 293                 if (*x < 0) *x = G_MININT / 2;
 294                 if (*x > 0) *x = G_MAXINT / 2;
 295                 if (*y < 0) *y = G_MININT / 2;
 296                 if (*y > 0) *y = G_MAXINT / 2;
 297
 298                 return;
 299                 }
 300
 301         if (options->progressive_key_scrolling)
 302                 {
 303                 guint32 time_diff;
 304
 305                 time_diff = event->time - time_old;
 306
 307                 /* key pressed within 125ms ? (1/8 second) */
 308                 if (time_diff > 125 || event->keyval != keyval_old) delta = 0;
 309
 310                 time_old = event->time;
 311                 keyval_old = event->keyval;
 312
 313                 delta += 2;
 314                 }
 315         else
 316                 {
 317                 delta = 8;
 318                 }
 319
 320         *x = *x * delta * options->keyboard_scroll_step;
 321         *y = *y * delta * options->keyboard_scroll_step;
 322 }
 323
 324
 325
 326 /*
 327  *-----------------------------------------------------------------------------
 328  * command line parser (private) hehe, who needs popt anyway?
 329  *-----------------------------------------------------------------------------
 330  */
 331
 332 static void parse_command_line_add_file(const gchar *file_path, gchar **path, gchar **file,
 333                                         GList **list, GList **collection_list)
 334 {
 335         gchar *path_parsed;
 336
 337         path_parsed = g_strdup(file_path);
 338         parse_out_relatives(path_parsed);
 339
 340         if (file_extension_match(path_parsed, GQ_COLLECTION_EXT))
 341                 {
 342                 *collection_list = g_list_append(*collection_list, path_parsed);
 343                 }
 344         else
 345                 {
 346                 if (!*path) *path = remove_level_from_path(path_parsed);
 347                 if (!*file) *file = g_strdup(path_parsed);
 348                 *list = g_list_prepend(*list, path_parsed);
 349                 }
 350 }
 351
 352 static void parse_command_line_add_dir(const gchar *dir, gchar **path, gchar **file,
 353                                        GList **list)
 354 {
 355 #if 0
 356         /* This is broken because file filter is not initialized yet.
 357         */
 358         GList *files;
 359         gchar *path_parsed;
 360         FileData *dir_fd;
 361
 362         path_parsed = g_strdup(dir);
 363         parse_out_relatives(path_parsed);
 364         dir_fd = file_data_new_dir(path_parsed);
 365
 366
 367         if (filelist_read(dir_fd, &files, NULL))
 368                 {
 369                 GList *work;
 370
 371                 files = filelist_filter(files, FALSE);
 372                 files = filelist_sort_path(files);
 373
 374                 work = files;
 375                 while (work)
 376                         {
 377                         FileData *fd = work->data;
 378                         if (!*path) *path = remove_level_from_path(fd->path);
 379                         if (!*file) *file = g_strdup(fd->path);
 380                         *list = g_list_prepend(*list, fd);
 381
 382                         work = work->next;
 383                         }
 384
 385                 g_list_free(files);
 386                 }
 387
 388         g_free(path_parsed);
 389         file_data_unref(dir_fd);
 390 #else
 391         DEBUG_1("multiple directories specified, ignoring: %s", dir);
 392 #endif
 393 }
 394
 395 static void parse_command_line_process_dir(const gchar *dir, gchar **path, gchar **file,
 396                                            GList **list, gchar **first_dir)
 397 {
 398
 399         if (!*list && !*first_dir)
 400                 {
 401                 *first_dir = g_strdup(dir);
 402                 }
 403         else
 404                 {
 405                 if (*first_dir)
 406                         {
 407                         parse_command_line_add_dir(*first_dir, path, file, list);
 408                         g_free(*first_dir);
 409                         *first_dir = NULL;
 410                         }
 411                 parse_command_line_add_dir(dir, path, file, list);
 412                 }
 413 }
 414
 415 static void parse_command_line_process_file(const gchar *file_path, gchar **path, gchar **file,
 416                                             GList **list, GList **collection_list, gchar **first_dir)
 417 {
 418
 419         if (*first_dir)
 420                 {
 421                 parse_command_line_add_dir(*first_dir, path, file, list);
 422                 g_free(*first_dir);
 423                 *first_dir = NULL;
 424                 }
 425         parse_command_line_add_file(file_path, path, file, list, collection_list);
 426 }
 427
 428 static void parse_command_line(gint argc, gchar *argv[])
 429 {
 430         GList *list = NULL;
 431         GList *remote_list = NULL;
 432         GList *remote_errors = NULL;
 433         gboolean remote_do = FALSE;
 434         gchar *first_dir = NULL;
 435         gchar *app_lock;
 436         gchar *pwd;
 437         gchar *current_dir;
 438         gchar *geometry = NULL;
 439         GtkWidget *dialog_warning;
 440         GString *command_line_errors = g_string_new(NULL);
 441
 442         command_line = g_new0(CommandLine, 1);
 443
 444         command_line->argc = argc;
 445         command_line->argv = argv;
 446         command_line->regexp = NULL;
 447
 448         if (argc > 1)
 449                 {
 450                 gint i;
 451                 gchar *base_dir = get_current_dir();
 452                 i = 1;
 453                 while (i < argc)
 454                         {
 455                         gchar *cmd_line = path_to_utf8(argv[i]);
 456                         gchar *cmd_all = g_build_filename(base_dir, cmd_line, NULL);
 457
 458                         if (cmd_line[0] == G_DIR_SEPARATOR && isdir(cmd_line))
 459                                 {
 460                                 parse_command_line_process_dir(cmd_line, &command_line->path, &command_line->file, &list, &first_dir);
 461                                 }
 462                         else if (isdir(cmd_all))
 463                                 {
 464                                 parse_command_line_process_dir(cmd_all, &command_line->path, &command_line->file, &list, &first_dir);
 465                                 }
 466                         else if (cmd_line[0] == G_DIR_SEPARATOR && isfile(cmd_line))
 467                                 {
 468                                 parse_command_line_process_file(cmd_line, &command_line->path, &command_line->file,
 469                                                                 &list, &command_line->collection_list, &first_dir);
 470                                 }
 471                         else if (isfile(cmd_all))
 472                                 {
 473                                 parse_command_line_process_file(cmd_all, &command_line->path, &command_line->file,
 474                                                                 &list, &command_line->collection_list, &first_dir);
 475                                 }
 476                         else if (download_web_file(cmd_line, FALSE, NULL))
 477                                 {
 478                                 }
 479                         else if (is_collection(cmd_line))
 480                                 {
 481                                 gchar *path = NULL;
 482
 483                                 path = collection_path(cmd_line);
 484                                 parse_command_line_process_file(path, &command_line->path, &command_line->file,
 485                                                                 &list, &command_line->collection_list, &first_dir);
 486                                 g_free(path);
 487                                 }
 488                         else if (strncmp(cmd_line, "--debug", 7) == 0 && (cmd_line[7] == '\0' || cmd_line[7] == '='))
 489                                 {
 490                                 /* do nothing but do not produce warnings */
 491                                 }
 492                         else if (strncmp(cmd_line, "--disable-clutter", 17) == 0 && (cmd_line[17] == '\0'))
 493                                 {
 494                                 /* do nothing but do not produce warnings */
 495                                 }
 496                         else if (strcmp(cmd_line, "+t") == 0 ||
 497                                  strcmp(cmd_line, "--with-tools") == 0)
 498                                 {
 499                                 command_line->tools_show = TRUE;
 500
 501                                 remote_list = g_list_append(remote_list, "+t");
 502                                 }
 503                         else if (strcmp(cmd_line, "-t") == 0 ||
 504                                  strcmp(cmd_line, "--without-tools") == 0)
 505                                 {
 506                                 command_line->tools_hide = TRUE;
 507
 508                                 remote_list = g_list_append(remote_list, "-t");
 509                                 }
 510                         else if (strcmp(cmd_line, "-f") == 0 ||
 511                                  strcmp(cmd_line, "--fullscreen") == 0)
 512                                 {
 513                                 command_line->startup_full_screen = TRUE;
 514                                 }
 515                         else if (strcmp(cmd_line, "-s") == 0 ||
 516                                  strcmp(cmd_line, "--slideshow") == 0)
 517                                 {
 518                                 command_line->startup_in_slideshow = TRUE;
 519                                 }
 520                         else if (strcmp(cmd_line, "-l") == 0 ||
 521                                  strcmp(cmd_line, "--list") == 0)
 522                                 {
 523                                 command_line->startup_command_line_collection = TRUE;
 524                                 }
 525                         else if (strncmp(cmd_line, "--geometry=", 11) == 0)
 526                                 {
 527                                 if (!command_line->geometry) command_line->geometry = g_strdup(cmd_line + 11);
 528                                 }
 529                         else if (strcmp(cmd_line, "-r") == 0 ||
 530                                  strcmp(cmd_line, "--remote") == 0)
 531                                 {
 532                                 if (!remote_do)
 533                                         {
 534                                         remote_do = TRUE;
 535                                         remote_list = remote_build_list(remote_list, argc - i, &argv[i], &remote_errors);
 536                                         }
 537                                 }
 538                         else if ((strcmp(cmd_line, "+w") == 0) ||
 539                                                 strcmp(cmd_line, "--show-log-window") == 0)
 540                                 {
 541                                 command_line->log_window_show = TRUE;
 542                                 }
 543                         else if (strncmp(cmd_line, "-o:", 3) == 0)
 544                                 {
 545                                 command_line->log_file = g_strdup(cmd_line + 3);
 546                                 }
 547                         else if (strncmp(cmd_line, "--log-file:", 11) == 0)
 548                                 {
 549                                 command_line->log_file = g_strdup(cmd_line + 11);
 550                                 }
 551                         else if (strncmp(cmd_line, "-g:", 3) == 0)
 552                                 {
 553                                 set_regexp(g_strdup(cmd_line+3));
 554                                 }
 555                         else if (strncmp(cmd_line, "-grep:", 6) == 0)
 556                                 {
 557                                 set_regexp(g_strdup(cmd_line+3));
 558                                 }
 559                         else if (strncmp(cmd_line, "-n", 2) == 0)
 560                                 {
 561                                 command_line->new_instance = TRUE;
 562                                 }
 563                         else if (strncmp(cmd_line, "--new-instance", 14) == 0)
 564                                 {
 565                                 command_line->new_instance = TRUE;
 566                                 }
 567                         else if (strcmp(cmd_line, "-rh") == 0 ||
 568                                  strcmp(cmd_line, "--remote-help") == 0)
 569                                 {
 570                                 remote_help();
 571                                 exit(0);
 572                                 }
 573                         else if (strcmp(cmd_line, "--blank") == 0)
 574                                 {
 575                                 command_line->startup_blank = TRUE;
 576                                 }
 577                         else if (strcmp(cmd_line, "-v") == 0 ||
 578                                  strcmp(cmd_line, "--version") == 0)
 579                                 {
 580                                 printf_term(FALSE, "%s %s GTK%d\n", GQ_APPNAME, VERSION, gtk_major_version);
 581                                 exit(0);
 582                                 }
 583                         else if (strcmp(cmd_line, "--alternate") == 0)
 584                                 {
 585                                 /* enable faster experimental algorithm */
 586                                 log_printf("Alternate similarity algorithm enabled\n");
 587                                 image_sim_alternate_set(TRUE);
 588                                 }
 589                         else if (strcmp(cmd_line, "-h") == 0 ||
 590                                  strcmp(cmd_line, "--help") == 0)
 591                                 {
 592                                 printf_term(FALSE, "%s %s\n", GQ_APPNAME, VERSION);
 593                                 printf_term(FALSE, _("Usage: %s [options] [path]\n\n"), GQ_APPNAME_LC);
 594                                 print_term(FALSE, _("Valid options:\n"));
 595                                 print_term(FALSE, _("      --blank                      start with blank file list\n"));
 596                                 print_term(FALSE, _("      --cache-maintenance <path>   run cache maintenance in non-GUI mode\n"));
 597                                 print_term(FALSE, _("      --disable-clutter            disable use of Clutter library (i.e. GPU accel.)\n"));
 598                                 print_term(FALSE, _("  -f, --fullscreen                 start in full screen mode\n"));
 599                                 print_term(FALSE, _("      --geometry=WxH+XOFF+YOFF     set main window location\n"));
 600                                 print_term(FALSE, _("  -h, --help                       show this message\n"));
 601                                 print_term(FALSE, _("  -l, --list [files] [collections] open collection window for command line\n"));
 602                                 print_term(FALSE, _("  -n, --new-instance               open a new instance of Geeqie\n"));
 603                                 print_term(FALSE, _("  -o:, --log-file:<file>     save log data to file\n"));
 604                                 print_term(FALSE, _("  -r, --remote                     send following commands to open window\n"));
 605                                 print_term(FALSE, _("  -rh, --remote-help               print remote command list\n"));
 606                                 print_term(FALSE, _("  -s, --slideshow                  start in slideshow mode\n"));
 607                                 print_term(FALSE, _("  +t, --with-tools                 force show of tools\n"));
 608                                 print_term(FALSE, _("  -t, --without-tools              force hide of tools\n"));
 609                                 print_term(FALSE, _("  -v, --version                    print version info\n"));
 610                                 print_term(FALSE, _("  +w, --show-log-window            show log window\n"));
 611 #ifdef DEBUG
 612                                 print_term(FALSE, _("      --debug[=level]              turn on debug output\n"));
 613                                 print_term(FALSE, _("  -g:, --grep:<regexp>     filter debug output\n"));
 614 #endif
 615
 616 #if 0
 617                                 /* these options are not officially supported!
 618                                  * only for testing new features, no need to translate them */
 619                                 print_term(FALSE, "  --alternate                use alternate similarity algorithm\n");
 620 #endif
 621                                 print_term(FALSE, "\n");
 622
 623                                 remote_help();
 624
 625
 626                                 exit(0);
 627                                 }
 628                         else if (!remote_do)
 629                                 {
 630                                 command_line_errors = g_string_append(command_line_errors, cmd_line);
 631                                 command_line_errors = g_string_append(command_line_errors, "\n");
 632                                 }
 633
 634                         g_free(cmd_all);
 635                         g_free(cmd_line);
 636                         i++;
 637                         }
 638
 639                 if (command_line_errors->len > 0)
 640                         {
 641                         dialog_warning = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, "%s", "Invalid parameter(s):");
 642                         gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog_warning), "%s", command_line_errors->str);
 643                         gtk_window_set_title(GTK_WINDOW(dialog_warning), GQ_APPNAME);
 644                         gtk_window_set_keep_above(GTK_WINDOW(dialog_warning), TRUE);
 645                         gtk_dialog_run(GTK_DIALOG(dialog_warning));
 646                         gtk_widget_destroy(dialog_warning);
 647                         g_string_free(command_line_errors, TRUE);
 648
 649                         exit(EXIT_FAILURE);
 650                         }
 651
 652                 g_free(base_dir);
 653                 parse_out_relatives(command_line->path);
 654                 parse_out_relatives(command_line->file);
 655                 }
 656
 657         list = g_list_reverse(list);
 658
 659         if (!command_line->path && first_dir)
 660                 {
 661                 command_line->path = first_dir;
 662                 first_dir = NULL;
 663
 664                 parse_out_relatives(command_line->path);
 665                 }
 666         g_free(first_dir);
 667
 668         if (!command_line->new_instance)
 669                 {
 670                 /* If Geeqie is already running, prevent a second instance
 671                  * from being started. Open a new window instead.
 672                  */
 673                 app_lock = g_build_filename(get_rc_dir(), ".command", NULL);
 674                 if (remote_server_exists(app_lock) && !remote_do)
 675                         {
 676                         remote_do = TRUE;
 677                         if (command_line->geometry)
 678                                 {
 679                                 geometry = g_strdup_printf("--geometry=%s", command_line->geometry);
 680                                 remote_list = g_list_prepend(remote_list, geometry);
 681                                 }
 682                         remote_list = g_list_prepend(remote_list, "--new-window");
 683                         }
 684                 g_free(app_lock);
 685                 }
 686
 687         if (remote_do)
 688                 {
 689                 if (remote_errors)
 690                         {
 691                         GList *work = remote_errors;
 692
 693                         while (work)
 694                                 {
 695                                 gchar *opt = work->data;
 696
 697                                 command_line_errors = g_string_append(command_line_errors, opt);
 698                                 command_line_errors = g_string_append(command_line_errors, "\n");
 699                                 work = work->next;
 700                                 }
 701
 702                         dialog_warning = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, "%s", "Invalid parameter(s):");
 703                         gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog_warning), "%s", command_line_errors->str);
 704                         gtk_window_set_title(GTK_WINDOW(dialog_warning), GQ_APPNAME);
 705                         gtk_window_set_keep_above(GTK_WINDOW(dialog_warning), TRUE);
 706                         gtk_dialog_run(GTK_DIALOG(dialog_warning));
 707                         gtk_widget_destroy(dialog_warning);
 708                         g_string_free(command_line_errors, TRUE);
 709
 710                         exit(EXIT_FAILURE);
 711                         }
 712
 713                 /* prepend the current dir the remote command was made from,
 714                  * for use by any remote command that needs it
 715                  */
 716                 current_dir = g_get_current_dir();
 717                 pwd = g_strconcat("--PWD:", current_dir, NULL);
 718                 remote_list = g_list_prepend(remote_list, pwd);
 719
 720                 remote_control(argv[0], remote_list, command_line->path, list, command_line->collection_list);
 721                 /* There is no return to this point
 722                  */
 723                 g_free(pwd);
 724                 g_free(current_dir);
 725                 }
 726         g_free(geometry);
 727         g_list_free(remote_list);
 728
 729         if (list && list->next)
 730                 {
 731                 command_line->cmd_list = list;
 732                 }
 733         else
 734                 {
 735                 string_list_free(list);
 736                 command_line->cmd_list = NULL;
 737                 }
 738
 739         if (command_line->startup_blank)
 740                 {
 741                 g_free(command_line->path);
 742                 command_line->path = NULL;
 743                 g_free(command_line->file);
 744                 command_line->file = NULL;
 745                 filelist_free(command_line->cmd_list);
 746                 command_line->cmd_list = NULL;
 747                 string_list_free(command_line->collection_list);
 748                 command_line->collection_list = NULL;
 749                 }
 750 }
 751
 752 static void parse_command_line_for_debug_option(gint argc, gchar *argv[])
 753 {
 754 #ifdef DEBUG
 755         const gchar *debug_option = "--debug";
 756         gint len = strlen(debug_option);
 757
 758         if (argc > 1)
 759                 {
 760                 gint i;
 761
 762                 for (i = 1; i < argc; i++)
 763                         {
 764                         const gchar *cmd_line = argv[i];
 765                         if (strncmp(cmd_line, debug_option, len) == 0)
 766                                 {
 767                                 gint cmd_line_len = strlen(cmd_line);
 768
 769                                 /* we now increment the debug state for verbosity */
 770                                 if (cmd_line_len == len)
 771                                         debug_level_add(1);
 772                                 else if (cmd_line[len] == '=' && g_ascii_isdigit(cmd_line[len+1]))
 773                                         {
 774                                         gint n = atoi(cmd_line + len + 1);
 775                                         if (n < 0) n = 1;
 776                                         debug_level_add(n);
 777                                         }
 778                                 }
 779                         }
 780                 }
 781
 782         DEBUG_1("debugging output enabled (level %d)", get_debug_level());
 783 #endif
 784 }
 785
 786 #ifdef HAVE_CLUTTER
 787 static gboolean parse_command_line_for_clutter_option(gint argc, gchar *argv[])
 788 {
 789         const gchar *clutter_option = "--disable-clutter";
 790         gint len = strlen(clutter_option);
 791         gboolean ret = FALSE;
 792
 793         if (argc > 1)
 794                 {
 795                 gint i;
 796
 797                 for (i = 1; i < argc; i++)
 798                         {
 799                         const gchar *cmd_line = argv[i];
 800                         if (strncmp(cmd_line, clutter_option, len) == 0)
 801                                 {
 802                                 ret = TRUE;
 803                                 }
 804                         }
 805                 }
 806
 807         return ret;
 808 }
 809 #endif
 810
 811 static gboolean parse_command_line_for_cache_maintenance_option(gint argc, gchar *argv[])
 812 {
 813         const gchar *cache_maintenance_option = "--cache-maintenance";
 814         gint len = strlen(cache_maintenance_option);
 815         gboolean ret = FALSE;
 816
 817         if (argc >= 2)
 818                 {
 819                 const gchar *cmd_line = argv[1];
 820                 if (strncmp(cmd_line, cache_maintenance_option, len) == 0)
 821                         {
 822                         ret = TRUE;
 823                         }
 824                 }
 825
 826         return ret;
 827 }
 828
 829 static void process_command_line_for_cache_maintenance_option(gint argc, gchar *argv[])
 830 {
 831         gchar *rc_path;
 832         gchar *folder_path = NULL;
 833         gsize size;
 834         gsize i = 0;
 835         gchar *buf_config_file;
 836         gint diff_count;
 837
 838         if (argc >= 3)
 839                 {
 840                 folder_path = expand_tilde(argv[2]);
 841
 842                 if (isdir(folder_path))
 843                         {
 844                         rc_path = g_build_filename(get_rc_dir(), RC_FILE_NAME, NULL);
 845
 846                         if (isfile(rc_path))
 847                                 {
 848                                 if (g_file_get_contents(rc_path, &buf_config_file, &size, NULL))
 849                                         {
 850                                         while (i < size)
 851                                                 {
 852                                                 diff_count = strncmp("</global>", &buf_config_file[i], 9);
 853                                                 if (diff_count == 0)
 854                                                         {
 855                                                         break;
 856                                                         }
 857                                                 i++;
 858                                                 }
 859                                         /* Load only the <global> section */
 860                                         load_config_from_buf(buf_config_file, i + 9, FALSE);
 861
 862                                         if (options->thumbnails.enable_caching)
 863                                                 {
 864                                                 cache_maintenance(folder_path);
 865                                                 }
 866                                         else
 867                                                 {
 868                                                 print_term(TRUE, "Caching not enabled\n");
 869                                                 exit(EXIT_FAILURE);
 870                                                 }
 871                                         g_free(buf_config_file);
 872                                         }
 873                                 else
 874                                         {
 875                                         print_term(TRUE, g_strconcat(_("Cannot load "), rc_path, "\n", NULL));
 876                                         exit(EXIT_FAILURE);
 877                                         }
 878                                 }
 879                         else
 880                                 {
 881                                 print_term(TRUE, g_strconcat(_("Configuration file path "), rc_path, _(" is not a file\n"), NULL));
 882                                 exit(EXIT_FAILURE);
 883                                 }
 884                         g_free(rc_path);
 885                         }
 886                 else
 887                         {
 888                         print_term(TRUE, g_strconcat(argv[2], _(" is not a folder\n"), NULL));
 889                         exit(EXIT_FAILURE);
 890                         }
 891                 g_free(folder_path);
 892                 }
 893         else
 894                 {
 895                 print_term(TRUE, _("No path parameter given\n"));
 896                 exit(EXIT_FAILURE);
 897                 }
 898 }
 899
 900 /*
 901  *-----------------------------------------------------------------------------
 902  * startup, init, and exit
 903  *-----------------------------------------------------------------------------
 904  */
 905
 906 #define RC_HISTORY_NAME "history"
 907 #define RC_MARKS_NAME "marks"
 908
 909 static void setup_env_path(void)
 910 {
 911         const gchar *old_path = g_getenv("PATH");
 912         gchar *path = g_strconcat(gq_bin_dir, ":", old_path, NULL);
 913         g_setenv("PATH", path, TRUE);
 914         g_free(path);
 915 }
 916
 917 static void keys_load(void)
 918 {
 919         gchar *path;
 920
 921         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 922         history_list_load(path);
 923         g_free(path);
 924 }
 925
 926 static void keys_save(void)
 927 {
 928         gchar *path;
 929
 930         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 931         history_list_save(path);
 932         g_free(path);
 933 }
 934
 935 static void marks_load(void)
 936 {
 937         gchar *path;
 938
 939         path = g_build_filename(get_rc_dir(), RC_MARKS_NAME, NULL);
 940         marks_list_load(path);
 941         g_free(path);
 942 }
 943
 944 static void marks_save(gboolean save)
 945 {
 946         gchar *path;
 947
 948         path = g_build_filename(get_rc_dir(), RC_MARKS_NAME, NULL);
 949         marks_list_save(path, save);
 950         g_free(path);
 951 }
 952
 953 static void mkdir_if_not_exists(const gchar *path)
 954 {
 955         if (isdir(path)) return;
 956
 957         log_printf(_("Creating %s dir:%s\n"), GQ_APPNAME, path);
 958
 959         if (!recursive_mkdir_if_not_exists(path, 0755))
 960                 {
 961                 log_printf(_("Could not create dir:%s\n"), path);
 962                 }
 963 }
 964
 965
 966 /* We add to duplicate and modify  gtk_accel_map_print() and gtk_accel_map_save()
 967  * to improve the reliability in special cases (especially when disk is full)
 968  * These functions are now using secure saving stuff.
 969  */
 970 static void gq_accel_map_print(
 971                     gpointer    data,
 972                     const gchar *accel_path,
 973                     guint       accel_key,
 974                     GdkModifierType accel_mods,
 975                     gboolean    changed)
 976 {
 977         GString *gstring = g_string_new(changed ? NULL : "; ");
 978         SecureSaveInfo *ssi = data;
 979         gchar *tmp, *name;
 980
 981         g_string_append(gstring, "(gtk_accel_path \"");
 982
 983         tmp = g_strescape(accel_path, NULL);
 984         g_string_append(gstring, tmp);
 985         g_free(tmp);
 986
 987         g_string_append(gstring, "\" \"");
 988
 989         name = gtk_accelerator_name(accel_key, accel_mods);
 990         tmp = g_strescape(name, NULL);
 991         g_free(name);
 992         g_string_append(gstring, tmp);
 993         g_free(tmp);
 994
 995         g_string_append(gstring, "\")\n");
 996
 997         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 998
 999         g_string_free(gstring, TRUE);
1000 }
1001
1002 static gboolean gq_accel_map_save(const gchar *path)
1003 {
1004         gchar *pathl;
1005         SecureSaveInfo *ssi;
1006         GString *gstring;
1007
1008         pathl = path_from_utf8(path);
1009         ssi = secure_open(pathl);
1010         g_free(pathl);
1011         if (!ssi)
1012                 {
1013                 log_printf(_("error saving file: %s\n"), path);
1014                 return FALSE;
1015                 }
1016
1017         gstring = g_string_new("; ");
1018         if (g_get_prgname())
1019                 g_string_append(gstring, g_get_prgname());
1020         g_string_append(gstring, " GtkAccelMap rc-file         -*- scheme -*-\n");
1021         g_string_append(gstring, "; this file is an automated accelerator map dump\n");
1022         g_string_append(gstring, ";\n");
1023
1024         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
1025
1026         g_string_free(gstring, TRUE);
1027
1028         gtk_accel_map_foreach((gpointer) ssi, gq_accel_map_print);
1029
1030         if (secure_close(ssi))
1031                 {
1032                 log_printf(_("error saving file: %s\nerror: %s\n"), path,
1033                            secsave_strerror(secsave_errno));
1034                 return FALSE;
1035                 }
1036
1037         return TRUE;
1038 }
1039
1040 static gchar *accep_map_filename(void)
1041 {
1042         return g_build_filename(get_rc_dir(), "accels", NULL);
1043 }
1044
1045 static void accel_map_save(void)
1046 {
1047         gchar *path;
1048
1049         path = accep_map_filename();
1050         gq_accel_map_save(path);
1051         g_free(path);
1052 }
1053
1054 static void accel_map_load(void)
1055 {
1056         gchar *path;
1057         gchar *pathl;
1058
1059         path = accep_map_filename();
1060         pathl = path_from_utf8(path);
1061         gtk_accel_map_load(pathl);
1062         g_free(pathl);
1063         g_free(path);
1064 }
1065
1066 static void gtkrc_load(void)
1067 {
1068         gchar *path;
1069         gchar *pathl;
1070
1071         /* If a gtkrc file exists in the rc directory, add it to the
1072          * list of files to be parsed at the end of gtk_init() */
1073         path = g_build_filename(get_rc_dir(), "gtkrc", NULL);
1074         pathl = path_from_utf8(path);
1075         if (access(pathl, R_OK) == 0)
1076                 gtk_rc_add_default_file(pathl);
1077         g_free(pathl);
1078         g_free(path);
1079 }
1080
1081 static void exit_program_final(void)
1082 {
1083         LayoutWindow *lw = NULL;
1084         GList *list;
1085         LayoutWindow *tmp_lw;
1086         gchar *archive_dir;
1087         GFile *archive_file;
1088
1089          /* make sure that external editors are loaded, we would save incomplete configuration otherwise */
1090         layout_editors_reload_finish();
1091
1092         remote_close(remote_connection);
1093
1094         collect_manager_flush();
1095
1096         /* Save the named windows */
1097         if (layout_window_list && layout_window_list->next)
1098                 {
1099                 list = layout_window_list;
1100                 while (list)
1101                         {
1102                         tmp_lw = list->data;
1103                         if (!g_str_has_prefix(tmp_lw->options.id, "lw"))
1104                                 {
1105                                 save_layout(list->data);
1106                                 }
1107                         list = list->next;
1108                         }
1109                 }
1110
1111         save_options(options);
1112         keys_save();
1113         accel_map_save();
1114
1115         if (layout_valid(&lw))
1116                 {
1117                 layout_free(lw);
1118                 }
1119
1120         /* Delete any files/folders in /tmp that have been created by the open archive function */
1121         archive_dir = g_build_filename(g_get_tmp_dir(), GQ_ARCHIVE_DIR, instance_identifier, NULL);
1122         if (isdir(archive_dir))
1123                 {
1124                 archive_file = g_file_new_for_path(archive_dir);
1125                 rmdir_recursive(archive_file, NULL, NULL);
1126                 g_free(archive_dir);
1127                 g_object_unref(archive_file);
1128                 }
1129
1130         /* If there are still sub-dirs created by another instance, this will fail
1131          * but that does not matter */
1132         archive_dir = g_build_filename(g_get_tmp_dir(), GQ_ARCHIVE_DIR, NULL);
1133         if (isdir(archive_dir))
1134                 {
1135                 archive_file = g_file_new_for_path(archive_dir);
1136                 g_file_delete(archive_file, NULL, NULL);
1137                 g_free(archive_dir);
1138                 g_object_unref(archive_file);
1139                 }
1140
1141         secure_close(command_line->ssi);
1142
1143         gtk_main_quit();
1144 }
1145
1146 static GenericDialog *exit_dialog = NULL;
1147
1148 static void exit_confirm_cancel_cb(GenericDialog *gd, gpointer data)
1149 {
1150         exit_dialog = NULL;
1151         generic_dialog_close(gd);
1152 }
1153
1154 static void exit_confirm_exit_cb(GenericDialog *gd, gpointer data)
1155 {
1156         exit_dialog = NULL;
1157         generic_dialog_close(gd);
1158         exit_program_final();
1159 }
1160
1161 static gint exit_confirm_dlg(void)
1162 {
1163         GtkWidget *parent;
1164         LayoutWindow *lw;
1165         gchar *msg;
1166
1167         if (exit_dialog)
1168                 {
1169                 gtk_window_present(GTK_WINDOW(exit_dialog->dialog));
1170                 return TRUE;
1171                 }
1172
1173         if (!collection_window_modified_exists()) return FALSE;
1174
1175         parent = NULL;
1176         lw = NULL;
1177         if (layout_valid(&lw))
1178                 {
1179                 parent = lw->window;
1180                 }
1181
1182         msg = g_strdup_printf("%s - %s", GQ_APPNAME, _("exit"));
1183         exit_dialog = generic_dialog_new(msg,
1184                                 "exit", parent, FALSE,
1185                                 exit_confirm_cancel_cb, NULL);
1186         g_free(msg);
1187         msg = g_strdup_printf(_("Quit %s"), GQ_APPNAME);
1188         generic_dialog_add_message(exit_dialog, GTK_STOCK_DIALOG_QUESTION,
1189                                    msg, _("Collections have been modified. Quit anyway?"), TRUE);
1190         g_free(msg);
1191         generic_dialog_add_button(exit_dialog, GTK_STOCK_QUIT, NULL, exit_confirm_exit_cb, TRUE);
1192
1193         gtk_widget_show(exit_dialog->dialog);
1194
1195         return TRUE;
1196 }
1197
1198 static void exit_program_write_metadata_cb(gint success, const gchar *dest_path, gpointer data)
1199 {
1200         if (success) exit_program();
1201 }
1202
1203 void exit_program(void)
1204 {
1205         layout_image_full_screen_stop(NULL);
1206
1207         if (metadata_write_queue_confirm(FALSE, exit_program_write_metadata_cb, NULL)) return;
1208
1209         options->marks_save ? marks_save(TRUE) : marks_save(FALSE);
1210
1211         if (exit_confirm_dlg()) return;
1212
1213         exit_program_final();
1214 }
1215
1216 /* This code is supposed to handle situation when a file mmaped by image_loader
1217  * or by exif loader is truncated by some other process.
1218  * This is probably not completely correct according to posix, because
1219  * mmap is not in the list of calls that can be used safely in signal handler,
1220  * but anyway, the handler is called in situation when the application would
1221  * crash otherwise.
1222  * Ideas for improvement are welcome ;)
1223  */
1224 /** @FIXME this probably needs some better ifdefs. Please report any compilation problems */
1225
1226 #if defined(SIGBUS) && defined(SA_SIGINFO)
1227 static void sigbus_handler_cb(int signum, siginfo_t *info, void *context)
1228 {
1229         unsigned long pagesize = sysconf(_SC_PAGE_SIZE);
1230         DEBUG_1("SIGBUS %p", info->si_addr);
1231         mmap((void *)(((unsigned long)info->si_addr / pagesize) * pagesize), pagesize, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
1232 }
1233 #endif
1234
1235 static void setup_sigbus_handler(void)
1236 {
1237 #if defined(SIGBUS) && defined(SA_SIGINFO)
1238         struct sigaction sigbus_action;
1239         sigfillset(&sigbus_action.sa_mask);
1240         sigbus_action.sa_sigaction = sigbus_handler_cb;
1241         sigbus_action.sa_flags = SA_SIGINFO;
1242
1243         sigaction(SIGBUS, &sigbus_action, NULL);
1244 #endif
1245 }
1246
1247 static void set_theme_bg_color()
1248 {
1249 #if GTK_CHECK_VERSION(3,0,0)
1250         GdkRGBA bg_color;
1251         GdkColor theme_color;
1252         GtkStyleContext *style_context;
1253         GList *work;
1254         LayoutWindow *lw;
1255
1256         if (!options->image.use_custom_border_color)
1257                 {
1258                 work = layout_window_list;
1259                 lw = work->data;
1260
1261                 style_context = gtk_widget_get_style_context(lw->window);
1262                 gtk_style_context_get_background_color(style_context, GTK_STATE_FLAG_NORMAL, &bg_color);
1263
1264                 theme_color.red = bg_color.red * 65535;
1265                 theme_color.green = bg_color.green * 65535;
1266                 theme_color.blue = bg_color.blue * 65535;
1267
1268                 while (work)
1269                         {
1270                         lw = work->data;
1271                         image_background_set_color(lw->image, &theme_color);
1272                         work = work->next;
1273                         }
1274                 }
1275
1276         view_window_colors_update();
1277 #endif
1278 }
1279
1280 static gboolean theme_change_cb(GObject *gobject, GParamSpec *pspec, gpointer data)
1281 {
1282         set_theme_bg_color();
1283
1284         return FALSE;
1285 }
1286
1287 /**
1288  * @brief Set up the application paths
1289  *
1290  * This function is required for use of AppImages. AppImages are
1291  * relocatable, and therefore cannot use fixed paths to various components.
1292  * These paths were originally #defines created during compilation.
1293  * They are now variables, all defined relative to one level above the
1294  * directory that the executable is run from.
1295  */
1296 static void create_application_paths(gchar *argv[])
1297 {
1298         gchar *dirname;
1299         gchar *tmp;
1300         gint length;
1301         gchar *path;
1302
1303         length = wai_getExecutablePath(NULL, 0, NULL);
1304         path = (gchar *)malloc(length + 1);
1305         wai_getExecutablePath(path, length, NULL);
1306         path[length] = '\0';
1307
1308         gq_executable_path = g_strdup(path);
1309         dirname = g_path_get_dirname(gq_executable_path); // default is /usr/bin/
1310         gq_prefix = g_path_get_dirname(dirname);
1311
1312         gq_localedir = g_build_filename(gq_prefix, "share", "locale", NULL);
1313         tmp = g_build_filename(gq_prefix, "share", "doc", NULL);
1314         gq_helpdir = g_strconcat(tmp, G_DIR_SEPARATOR_S, "geeqie-", VERSION, NULL);
1315         gq_htmldir = g_build_filename(gq_helpdir, "html", NULL);
1316         gq_app_dir = g_build_filename(gq_prefix, "share", "geeqie", NULL);
1317         gq_bin_dir = g_build_filename(gq_prefix, "lib", "geeqie", NULL);
1318         desktop_file_template = g_build_filename(gq_app_dir, "template.desktop", NULL);
1319
1320         g_free(tmp);
1321         g_free(dirname);
1322         g_free(path);
1323 }
1324
1325 gboolean stderr_channel_cb(GIOChannel *source, GIOCondition condition, gpointer data)
1326 {
1327         static GString *message_str = NULL;
1328         gchar buf[10] = {0};
1329         gsize count;
1330
1331         if (!message_str)
1332                 {
1333                 message_str = g_string_new(NULL);
1334                 }
1335
1336         g_io_channel_read_chars(source, buf, 1, &count, NULL);
1337
1338         if (count > 0)
1339                 {
1340                 if (buf[0] == '\n')
1341                         {
1342                         log_printf("%s", message_str->str);
1343                         g_string_free(message_str, TRUE);
1344                         message_str = NULL;
1345                         }
1346                 else
1347                         {
1348                         message_str = g_string_append_c(message_str, buf[0]);
1349                         }
1350                 return TRUE;
1351                 }
1352         else
1353                 {
1354                 return FALSE;
1355                 }
1356 }
1357
1358 gint main(gint argc, gchar *argv[])
1359 {
1360         CollectionData *first_collection = NULL;
1361         gchar *buf;
1362         CollectionData *cd = NULL;
1363         gboolean disable_clutter = FALSE;
1364         gboolean single_dir = TRUE;
1365         LayoutWindow *lw;
1366         GtkSettings *default_settings;
1367         gint fd_stderr[2];
1368         GIOChannel *stderr_channel;
1369
1370 #ifdef HAVE_GTHREAD
1371 #if !GLIB_CHECK_VERSION(2,32,0)
1372         g_thread_init(NULL);
1373 #endif
1374         gdk_threads_init();
1375         gdk_threads_enter();
1376
1377 #endif
1378
1379         /* init execution time counter (debug only) */
1380         init_exec_time();
1381
1382         create_application_paths(argv);
1383
1384         /* setup locale, i18n */
1385         setlocale(LC_ALL, "");
1386
1387 #ifdef ENABLE_NLS
1388         bindtextdomain(PACKAGE, gq_localedir);
1389         bind_textdomain_codeset(PACKAGE, "UTF-8");
1390         textdomain(PACKAGE);
1391 #endif
1392
1393         /* Tee stderr to log window */
1394         if (pipe(fd_stderr) == 0)
1395                 {
1396                 if (dup2(fd_stderr[1], fileno(stderr)) != -1)
1397                         {
1398                         close(fd_stderr[1]);
1399                         stderr_channel = g_io_channel_unix_new(fd_stderr[0]);
1400                         g_io_add_watch(stderr_channel, G_IO_IN, (GIOFunc)stderr_channel_cb, NULL);
1401                         }
1402                 }
1403
1404         exif_init();
1405
1406 #ifdef HAVE_LUA
1407         lua_init();
1408 #endif
1409
1410         /* setup random seed for random slideshow */
1411         srand(time(NULL));
1412
1413         setup_sigbus_handler();
1414
1415         /* register global notify functions */
1416         file_data_register_notify_func(cache_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
1417         file_data_register_notify_func(thumb_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
1418         file_data_register_notify_func(histogram_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
1419         file_data_register_notify_func(collect_manager_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
1420         file_data_register_notify_func(metadata_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
1421
1422
1423         gtkrc_load();
1424
1425         parse_command_line_for_debug_option(argc, argv);
1426         DEBUG_1("%s main: gtk_init", get_exec_time());
1427 #ifdef HAVE_CLUTTER
1428         if (parse_command_line_for_clutter_option(argc, argv))
1429                 {
1430                 disable_clutter = TRUE;
1431                 gtk_init(&argc, &argv);
1432                 }
1433         else
1434                 {
1435                 if (gtk_clutter_init(&argc, &argv) != CLUTTER_INIT_SUCCESS)
1436                         {
1437                         log_printf("Can't initialize clutter-gtk.\nStart Geeqie with the option \"geeqie --disable-clutter\"");
1438                         runcmd("zenity --error --title=\"Geeqie\" --text \"Can't initialize clutter-gtk.\n\nStart Geeqie with the option:\n geeqie --disable-clutter\" --width=300");
1439                         exit(1);
1440                         }
1441                 }
1442 #else
1443         gtk_init(&argc, &argv);
1444 #endif
1445
1446         if (gtk_major_version < GTK_MAJOR_VERSION ||
1447             (gtk_major_version == GTK_MAJOR_VERSION && gtk_minor_version < GTK_MINOR_VERSION) )
1448                 {
1449                 log_printf("!!! This is a friendly warning.\n");
1450                 log_printf("!!! The version of GTK+ in use now is older than when %s was compiled.\n", GQ_APPNAME);
1451                 log_printf("!!!  compiled with GTK+-%d.%d\n", GTK_MAJOR_VERSION, GTK_MINOR_VERSION);
1452                 log_printf("!!!   running with GTK+-%d.%d\n", gtk_major_version, gtk_minor_version);
1453                 log_printf("!!! %s may quit unexpectedly with a relocation error.\n", GQ_APPNAME);
1454                 }
1455
1456         DEBUG_1("%s main: pixbuf_inline_register_stock_icons", get_exec_time());
1457         pixbuf_inline_register_stock_icons();
1458
1459         DEBUG_1("%s main: setting default options before commandline handling", get_exec_time());
1460         options = init_options(NULL);
1461         setup_default_options(options);
1462         if (disable_clutter)
1463                 {
1464                 options->disable_gpu = TRUE;
1465                 }
1466
1467         /* Generate a unique identifier used by the open archive function */
1468         instance_identifier = g_strdup_printf("%x", g_random_int());
1469
1470         DEBUG_1("%s main: mkdir_if_not_exists", get_exec_time());
1471         /* these functions don't depend on config file */
1472         mkdir_if_not_exists(get_rc_dir());
1473         mkdir_if_not_exists(get_collections_dir());
1474         mkdir_if_not_exists(get_thumbnails_cache_dir());
1475         mkdir_if_not_exists(get_metadata_cache_dir());
1476         mkdir_if_not_exists(get_window_layouts_dir());
1477
1478         setup_env_path();
1479
1480         if (parse_command_line_for_cache_maintenance_option(argc, argv))
1481                 {
1482                 process_command_line_for_cache_maintenance_option(argc, argv);
1483                 }
1484         else
1485                 {
1486                 DEBUG_1("%s main: parse_command_line", get_exec_time());
1487                 parse_command_line(argc, argv);
1488
1489                 keys_load();
1490                 accel_map_load();
1491
1492                 /* restore session from the config file */
1493
1494
1495                 DEBUG_1("%s main: load_options", get_exec_time());
1496                 if (!load_options(options))
1497                         {
1498                         /* load_options calls these functions after it parses global options, we have to call it here if it fails */
1499                         filter_add_defaults();
1500                         filter_rebuild();
1501                         }
1502
1503         #ifdef HAVE_CLUTTER
1504         /** @FIXME For the background of this see:
1505          * https://github.com/BestImageViewer/geeqie/issues/397
1506          * The feature CLUTTER_FEATURE_SWAP_EVENTS indictates if the
1507          * system is liable to exhibit this problem.
1508          * The user is provided with an override in Preferences/Behavior
1509          */
1510                 if (!options->override_disable_gpu && !options->disable_gpu)
1511                         {
1512                         DEBUG_1("CLUTTER_FEATURE_SWAP_EVENTS %d",clutter_feature_available(CLUTTER_FEATURE_SWAP_EVENTS));
1513                         if (clutter_feature_available(CLUTTER_FEATURE_SWAP_EVENTS) != 0)
1514                                 {
1515                                 options->disable_gpu = TRUE;
1516                                 }
1517                         }
1518         #endif
1519
1520                 /* handle missing config file and commandline additions*/
1521                 if (!layout_window_list)
1522                         {
1523                         /* broken or no config file or no <layout> section */
1524                         layout_new_from_default();
1525                         }
1526
1527                 layout_editors_reload_start();
1528
1529                 /* If no --list option, open a separate collection window for each
1530                  * .gqv file on the command line
1531                  */
1532                 if (command_line->collection_list && !command_line->startup_command_line_collection)
1533                         {
1534                         GList *work;
1535
1536                         work = command_line->collection_list;
1537                         while (work)
1538                                 {
1539                                 CollectWindow *cw;
1540                                 const gchar *path;
1541
1542                                 path = work->data;
1543                                 work = work->next;
1544
1545                                 cw = collection_window_new(path);
1546                                 if (!first_collection && cw) first_collection = cw->cd;
1547                                 }
1548                         }
1549
1550                 if (command_line->log_file)
1551                         {
1552                         gchar *pathl;
1553                         gchar *path = g_strdup(command_line->log_file);
1554
1555                         pathl = path_from_utf8(path);
1556                         command_line->ssi = secure_open(pathl);
1557                         }
1558
1559                 /* If there is a files list on the command line and no --list option,
1560                  * check if they are all in the same folder
1561                  */
1562                 if (command_line->cmd_list && !(command_line->startup_command_line_collection))
1563                         {
1564                         GList *work;
1565                         gchar *path = NULL;
1566
1567                         work = command_line->cmd_list;
1568
1569                         while (work && single_dir)
1570                                 {
1571                                 gchar *dirname;
1572
1573                                 dirname = g_path_get_dirname(work->data);
1574                                 if (!path)
1575                                         {
1576                                         path = g_strdup(dirname);
1577                                         }
1578                                 else
1579                                         {
1580                                         if (g_strcmp0(path, dirname) != 0)
1581                                                 {
1582                                                 single_dir = FALSE;
1583                                                 }
1584                                         }
1585                                 g_free(dirname);
1586                                 work = work->next;
1587                                 }
1588                         g_free(path);
1589                         }
1590
1591                 /* Files from multiple folders, or --list option given
1592                  * then open an unnamed collection and insert all files
1593                  */
1594                 if ((command_line->cmd_list && !single_dir) || (command_line->startup_command_line_collection && command_line->cmd_list))
1595                         {
1596                         GList *work;
1597                         CollectWindow *cw;
1598
1599                         cw = collection_window_new(NULL);
1600                         cd = cw->cd;
1601
1602                         collection_path_changed(cd);
1603
1604                         work = command_line->cmd_list;
1605                         while (work)
1606                                 {
1607                                 FileData *fd;
1608
1609                                 fd = file_data_new_simple(work->data);
1610                                 collection_add(cd, fd, FALSE);
1611                                 file_data_unref(fd);
1612                                 work = work->next;
1613                                 }
1614
1615                         work = command_line->collection_list;
1616                         while (work)
1617                                 {
1618                                 collection_load(cd, (gchar *)work->data, COLLECTION_LOAD_APPEND);
1619                                 work = work->next;
1620                                 }
1621
1622                         if (cd->list) layout_image_set_collection(NULL, cd, cd->list->data);
1623
1624                         /* mem leak, we never unref this collection when !startup_command_line_collection
1625                          * (the image view of the main window does not hold a ref to the collection)
1626                          * this is sort of unavoidable, for if it did hold a ref, next/back
1627                          * may not work as expected when closing collection windows.
1628                          *
1629                          * collection_unref(cd);
1630                          */
1631
1632                         }
1633                 else if (first_collection)
1634                         {
1635                         layout_image_set_collection(NULL, first_collection,
1636                                                     collection_get_first(first_collection));
1637                         }
1638
1639                 /* If the files on the command line are from one folder, select those files
1640                  * unless it is a command line collection - then leave focus on collection window
1641                  */
1642                 lw = NULL;
1643                 layout_valid(&lw);
1644
1645                 if (single_dir && command_line->cmd_list && !command_line->startup_command_line_collection)
1646                         {
1647                         GList *work;
1648                         GList *selected;
1649                         FileData *fd;
1650
1651                         selected = NULL;
1652                         work = command_line->cmd_list;
1653                         while (work)
1654                                 {
1655                                 fd = file_data_new_simple((gchar *)work->data);
1656                                 selected = g_list_append(selected, fd);
1657                                 file_data_unref(fd);
1658                                 work = work->next;
1659                                 }
1660                         layout_select_list(lw, selected);
1661                         }
1662
1663                 buf = g_build_filename(get_rc_dir(), ".command", NULL);
1664                 remote_connection = remote_server_init(buf, cd);
1665                 g_free(buf);
1666
1667                 marks_load();
1668
1669                 default_settings = gtk_settings_get_default();
1670                 g_signal_connect(default_settings, "notify::gtk-theme-name", G_CALLBACK(theme_change_cb), NULL);
1671                 set_theme_bg_color();
1672                 }
1673
1674         DEBUG_1("%s main: gtk_main", get_exec_time());
1675         gtk_main();
1676 #ifdef HAVE_GTHREAD
1677         gdk_threads_leave();
1678 #endif
1679         return 0;
1680 }
1681 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */