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