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 "options.h"
  46 #include "remote.h"
  47 #include "secure_save.h"
  48 #include "similar.h"
  49 #include "ui_fileops.h"
  50 #include "ui_utildlg.h"
  51 #include "cache_maint.h"
  52 #include "thumb.h"
  53 #include "metadata.h"
  54 #include "editors.h"
  55 #include "exif.h"
  56 #include "histogram.h"
  57 #include "pixbuf_util.h"
  58 #include "glua.h"
  59
  60 #ifdef HAVE_CLUTTER
  61 #include <clutter-gtk/clutter-gtk.h>
  62 #endif
  63
  64 #ifdef HAVE_GTHREAD
  65 /* FIXME: see below */
  66 #include <X11/Xlib.h>
  67 #endif
  68
  69 gboolean thumb_format_changed = FALSE;
  70 static RemoteConnection *remote_connection = NULL;
  71
  72 /*
  73  *-----------------------------------------------------------------------------
  74  * keyboard functions
  75  *-----------------------------------------------------------------------------
  76  */
  77
  78 void keyboard_scroll_calc(gint *x, gint *y, GdkEventKey *event)
  79 {
  80         static gint delta = 0;
  81         static guint32 time_old = 0;
  82         static guint keyval_old = 0;
  83
  84         if (event->state & GDK_CONTROL_MASK)
  85                 {
  86                 if (*x < 0) *x = G_MININT / 2;
  87                 if (*x > 0) *x = G_MAXINT / 2;
  88                 if (*y < 0) *y = G_MININT / 2;
  89                 if (*y > 0) *y = G_MAXINT / 2;
  90
  91                 return;
  92                 }
  93
  94         if (options->progressive_key_scrolling)
  95                 {
  96                 guint32 time_diff;
  97
  98                 time_diff = event->time - time_old;
  99
 100                 /* key pressed within 125ms ? (1/8 second) */
 101                 if (time_diff > 125 || event->keyval != keyval_old) delta = 0;
 102
 103                 time_old = event->time;
 104                 keyval_old = event->keyval;
 105
 106                 delta += 2;
 107                 }
 108         else
 109                 {
 110                 delta = 8;
 111                 }
 112
 113         *x = *x * delta * options->keyboard_scroll_step;
 114         *y = *y * delta * options->keyboard_scroll_step;
 115 }
 116
 117
 118
 119 /*
 120  *-----------------------------------------------------------------------------
 121  * command line parser (private) hehe, who needs popt anyway?
 122  *-----------------------------------------------------------------------------
 123  */
 124
 125 static void parse_command_line_add_file(const gchar *file_path, gchar **path, gchar **file,
 126                                         GList **list, GList **collection_list)
 127 {
 128         gchar *path_parsed;
 129
 130         path_parsed = g_strdup(file_path);
 131         parse_out_relatives(path_parsed);
 132
 133         if (file_extension_match(path_parsed, GQ_COLLECTION_EXT))
 134                 {
 135                 *collection_list = g_list_append(*collection_list, path_parsed);
 136                 }
 137         else
 138                 {
 139                 if (!*path) *path = remove_level_from_path(path_parsed);
 140                 if (!*file) *file = g_strdup(path_parsed);
 141                 *list = g_list_prepend(*list, path_parsed);
 142                 }
 143 }
 144
 145 static void parse_command_line_add_dir(const gchar *dir, gchar **path, gchar **file,
 146                                        GList **list)
 147 {
 148 #if 0
 149         /* This is broken because file filter is not initialized yet.
 150         */
 151         GList *files;
 152         gchar *path_parsed;
 153         FileData *dir_fd;
 154
 155         path_parsed = g_strdup(dir);
 156         parse_out_relatives(path_parsed);
 157         dir_fd = file_data_new_dir(path_parsed);
 158
 159
 160         if (filelist_read(dir_fd, &files, NULL))
 161                 {
 162                 GList *work;
 163
 164                 files = filelist_filter(files, FALSE);
 165                 files = filelist_sort_path(files);
 166
 167                 work = files;
 168                 while (work)
 169                         {
 170                         FileData *fd = work->data;
 171                         if (!*path) *path = remove_level_from_path(fd->path);
 172                         if (!*file) *file = g_strdup(fd->path);
 173                         *list = g_list_prepend(*list, fd);
 174
 175                         work = work->next;
 176                         }
 177
 178                 g_list_free(files);
 179                 }
 180
 181         g_free(path_parsed);
 182         file_data_unref(dir_fd);
 183 #else
 184         DEBUG_1("multiple directories specified, ignoring: %s", dir);
 185 #endif
 186 }
 187
 188 static void parse_command_line_process_dir(const gchar *dir, gchar **path, gchar **file,
 189                                            GList **list, gchar **first_dir)
 190 {
 191
 192         if (!*list && !*first_dir)
 193                 {
 194                 *first_dir = g_strdup(dir);
 195                 }
 196         else
 197                 {
 198                 if (*first_dir)
 199                         {
 200                         parse_command_line_add_dir(*first_dir, path, file, list);
 201                         g_free(*first_dir);
 202                         *first_dir = NULL;
 203                         }
 204                 parse_command_line_add_dir(dir, path, file, list);
 205                 }
 206 }
 207
 208 static void parse_command_line_process_file(const gchar *file_path, gchar **path, gchar **file,
 209                                             GList **list, GList **collection_list, gchar **first_dir)
 210 {
 211
 212         if (*first_dir)
 213                 {
 214                 parse_command_line_add_dir(*first_dir, path, file, list);
 215                 g_free(*first_dir);
 216                 *first_dir = NULL;
 217                 }
 218         parse_command_line_add_file(file_path, path, file, list, collection_list);
 219 }
 220
 221 static void parse_command_line(gint argc, gchar *argv[])
 222 {
 223         GList *list = NULL;
 224         GList *remote_list = NULL;
 225         GList *remote_errors = NULL;
 226         gboolean remote_do = FALSE;
 227         gchar *first_dir = NULL;
 228         gchar *app_lock;
 229         gchar *pwd;
 230         gchar *current_dir;
 231         gchar *geometry = NULL;
 232
 233         command_line = g_new0(CommandLine, 1);
 234
 235         command_line->argc = argc;
 236         command_line->argv = argv;
 237         command_line->regexp = NULL;
 238
 239         if (argc > 1)
 240                 {
 241                 gint i;
 242                 gchar *base_dir = get_current_dir();
 243                 i = 1;
 244                 while (i < argc)
 245                         {
 246                         gchar *cmd_line = path_to_utf8(argv[i]);
 247                         gchar *cmd_all = g_build_filename(base_dir, cmd_line, NULL);
 248
 249                         if (cmd_line[0] == G_DIR_SEPARATOR && isdir(cmd_line))
 250                                 {
 251                                 parse_command_line_process_dir(cmd_line, &command_line->path, &command_line->file, &list, &first_dir);
 252                                 }
 253                         else if (isdir(cmd_all))
 254                                 {
 255                                 parse_command_line_process_dir(cmd_all, &command_line->path, &command_line->file, &list, &first_dir);
 256                                 }
 257                         else if (cmd_line[0] == G_DIR_SEPARATOR && isfile(cmd_line))
 258                                 {
 259                                 parse_command_line_process_file(cmd_line, &command_line->path, &command_line->file,
 260                                                                 &list, &command_line->collection_list, &first_dir);
 261                                 }
 262                         else if (isfile(cmd_all))
 263                                 {
 264                                 parse_command_line_process_file(cmd_all, &command_line->path, &command_line->file,
 265                                                                 &list, &command_line->collection_list, &first_dir);
 266                                 }
 267                         else if (download_web_file(cmd_line, FALSE, NULL))
 268                                 {
 269                                 }
 270                         else if (is_collection(cmd_line))
 271                                 {
 272                                 gchar *path = NULL;
 273
 274                                 path = collection_path(cmd_line);
 275                                 parse_command_line_process_file(path, &command_line->path, &command_line->file,
 276                                                                 &list, &command_line->collection_list, &first_dir);
 277                                 g_free(path);
 278                                 }
 279                         else if (strncmp(cmd_line, "--debug", 7) == 0 && (cmd_line[7] == '\0' || cmd_line[7] == '='))
 280                                 {
 281                                 /* do nothing but do not produce warnings */
 282                                 }
 283                         else if (strncmp(cmd_line, "--disable-clutter", 17) == 0 && (cmd_line[17] == '\0'))
 284                                 {
 285                                 /* do nothing but do not produce warnings */
 286                                 }
 287                         else if (strcmp(cmd_line, "+t") == 0 ||
 288                                  strcmp(cmd_line, "--with-tools") == 0)
 289                                 {
 290                                 command_line->tools_show = TRUE;
 291
 292                                 remote_list = g_list_append(remote_list, "+t");
 293                                 }
 294                         else if (strcmp(cmd_line, "-t") == 0 ||
 295                                  strcmp(cmd_line, "--without-tools") == 0)
 296                                 {
 297                                 command_line->tools_hide = TRUE;
 298
 299                                 remote_list = g_list_append(remote_list, "-t");
 300                                 }
 301                         else if (strcmp(cmd_line, "-f") == 0 ||
 302                                  strcmp(cmd_line, "--fullscreen") == 0)
 303                                 {
 304                                 command_line->startup_full_screen = TRUE;
 305                                 }
 306                         else if (strcmp(cmd_line, "-s") == 0 ||
 307                                  strcmp(cmd_line, "--slideshow") == 0)
 308                                 {
 309                                 command_line->startup_in_slideshow = TRUE;
 310                                 }
 311                         else if (strcmp(cmd_line, "-l") == 0 ||
 312                                  strcmp(cmd_line, "--list") == 0)
 313                                 {
 314                                 command_line->startup_command_line_collection = TRUE;
 315                                 }
 316                         else if (strncmp(cmd_line, "--geometry=", 11) == 0)
 317                                 {
 318                                 if (!command_line->geometry) command_line->geometry = g_strdup(cmd_line + 11);
 319                                 }
 320                         else if (strcmp(cmd_line, "-r") == 0 ||
 321                                  strcmp(cmd_line, "--remote") == 0)
 322                                 {
 323                                 if (!remote_do)
 324                                         {
 325                                         remote_do = TRUE;
 326                                         remote_list = remote_build_list(remote_list, argc - i, &argv[i], &remote_errors);
 327                                         }
 328                                 }
 329                         else if ((strcmp(cmd_line, "+w") == 0) ||
 330                                                 strcmp(cmd_line, "--show-log-window") == 0)
 331                                 {
 332                                 command_line->log_window_show = TRUE;
 333                                 }
 334                         else if (strncmp(cmd_line, "-o:", 3) == 0)
 335                                 {
 336                                 command_line->log_file = g_strdup(cmd_line + 3);
 337                                 }
 338                         else if (strncmp(cmd_line, "--log-file:", 11) == 0)
 339                                 {
 340                                 command_line->log_file = g_strdup(cmd_line + 11);
 341                                 }
 342                         else if (strncmp(cmd_line, "-g:", 3) == 0)
 343                                 {
 344                                 set_regexp(g_strdup(cmd_line+3));
 345                                 }
 346                         else if (strncmp(cmd_line, "-grep:", 6) == 0)
 347                                 {
 348                                 set_regexp(g_strdup(cmd_line+3));
 349                                 }
 350                         else if (strncmp(cmd_line, "-n", 2) == 0)
 351                                 {
 352                                 command_line->new_instance = TRUE;
 353                                 }
 354                         else if (strncmp(cmd_line, "--new-instance", 14) == 0)
 355                                 {
 356                                 command_line->new_instance = TRUE;
 357                                 }
 358                         else if (strcmp(cmd_line, "-rh") == 0 ||
 359                                  strcmp(cmd_line, "--remote-help") == 0)
 360                                 {
 361                                 remote_help();
 362                                 exit(0);
 363                                 }
 364                         else if (strcmp(cmd_line, "--blank") == 0)
 365                                 {
 366                                 command_line->startup_blank = TRUE;
 367                                 }
 368                         else if (strcmp(cmd_line, "-v") == 0 ||
 369                                  strcmp(cmd_line, "--version") == 0)
 370                                 {
 371                                 printf_term(FALSE, "%s %s GTK%d\n", GQ_APPNAME, VERSION, gtk_major_version);
 372                                 exit(0);
 373                                 }
 374                         else if (strcmp(cmd_line, "--alternate") == 0)
 375                                 {
 376                                 /* enable faster experimental algorithm */
 377                                 log_printf("Alternate similarity algorithm enabled\n");
 378                                 image_sim_alternate_set(TRUE);
 379                                 }
 380                         else if (strcmp(cmd_line, "-h") == 0 ||
 381                                  strcmp(cmd_line, "--help") == 0)
 382                                 {
 383                                 printf_term(FALSE, "%s %s\n", GQ_APPNAME, VERSION);
 384                                 printf_term(FALSE, _("Usage: %s [options] [path]\n\n"), GQ_APPNAME_LC);
 385                                 print_term(FALSE, _("valid options are:\n"));
 386                                 print_term(FALSE, _("  +t, --with-tools                 force show of tools\n"));
 387                                 print_term(FALSE, _("  -t, --without-tools              force hide of tools\n"));
 388                                 print_term(FALSE, _("  -f, --fullscreen                 start in full screen mode\n"));
 389                                 print_term(FALSE, _("  -s, --slideshow                  start in slideshow mode\n"));
 390                                 print_term(FALSE, _("  -l, --list [files] [collections] open collection window for command line\n"));
 391                                 print_term(FALSE, _("      --blank                      start with blank file list\n"));
 392                                 print_term(FALSE, _("      --geometry=XxY+XOFF+YOFF     set main window location\n"));
 393                                 print_term(FALSE, _("  -n, --new-instance               open a new instance of Geeqie\n"));
 394                                 print_term(FALSE, _("  -r, --remote                     send following commands to open window\n"));
 395                                 print_term(FALSE, _("  -rh,--remote-help                print remote command list\n"));
 396 #ifdef DEBUG
 397                                 print_term(FALSE, _("      --debug[=level]              turn on debug output\n"));
 398                                 print_term(FALSE, _("  -g:<regexp>, --grep:<regexp>     filter debug output\n"));
 399 #endif
 400                                 print_term(FALSE, _("  +w, --show-log-window            show log window\n"));
 401                                 print_term(FALSE, _("  -o:<file>, --log-file:<file>     save log data to file\n"));
 402                                 print_term(FALSE, _("  -v, --version                    print version info\n"));
 403                                 print_term(FALSE, _("  -h, --help                       show this message\n"));
 404                                 print_term(FALSE, _("      --disable-clutter            disable use of Clutter library (i.e. GPU accel.)\n\n"));
 405
 406 #if 0
 407                                 /* these options are not officially supported!
 408                                  * only for testing new features, no need to translate them */
 409                                 print_term(FALSE, "  --alternate                use alternate similarity algorithm\n");
 410 #endif
 411
 412
 413                                 exit(0);
 414                                 }
 415                         else if (!remote_do)
 416                                 {
 417                                 printf_term(TRUE, _("invalid or ignored: %s\nUse --help for options\n"), cmd_line);
 418                                 }
 419
 420                         g_free(cmd_all);
 421                         g_free(cmd_line);
 422                         i++;
 423                         }
 424                 g_free(base_dir);
 425                 parse_out_relatives(command_line->path);
 426                 parse_out_relatives(command_line->file);
 427                 }
 428
 429         list = g_list_reverse(list);
 430
 431         if (!command_line->path && first_dir)
 432                 {
 433                 command_line->path = first_dir;
 434                 first_dir = NULL;
 435
 436                 parse_out_relatives(command_line->path);
 437                 }
 438         g_free(first_dir);
 439
 440         if (!command_line->new_instance)
 441                 {
 442                 /* If Geeqie is already running, prevent a second instance
 443                  * from being started. Open a new window instead.
 444                  */
 445                 app_lock = g_build_filename(get_rc_dir(), ".command", NULL);
 446                 if (remote_server_exists(app_lock) && !remote_do)
 447                         {
 448                         remote_do = TRUE;
 449                         if (command_line->geometry)
 450                                 {
 451                                 geometry = g_strdup_printf("--geometry=%s", command_line->geometry);
 452                                 remote_list = g_list_prepend(remote_list, geometry);
 453                                 }
 454                         remote_list = g_list_prepend(remote_list, "--new-window");
 455                         }
 456                 g_free(app_lock);
 457                 }
 458
 459         if (remote_do)
 460                 {
 461                 if (remote_errors)
 462                         {
 463                         GList *work = remote_errors;
 464
 465                         printf_term(TRUE,_("Invalid or ignored remote options: "));
 466                         while (work)
 467                                 {
 468                                 gchar *opt = work->data;
 469
 470                                 printf_term(TRUE, "%s%s", (work == remote_errors) ? "" : ", ", opt);
 471                                 work = work->next;
 472                                 }
 473
 474                         printf_term(TRUE, _("\nUse --remote-help for valid remote options.\n"));
 475                         }
 476
 477                 /* prepend the current dir the remote command was made from,
 478                  * for use by any remote command that needs it
 479                  */
 480                 current_dir = g_get_current_dir();
 481                 pwd = g_strconcat("--PWD:", current_dir, NULL);
 482                 remote_list = g_list_prepend(remote_list, pwd);
 483
 484                 remote_control(argv[0], remote_list, command_line->path, list, command_line->collection_list);
 485                 /* There is no return to this point
 486                  */
 487                 g_free(pwd);
 488                 g_free(current_dir);
 489                 }
 490         g_free(geometry);
 491         g_list_free(remote_list);
 492
 493         if (list && list->next)
 494                 {
 495                 command_line->cmd_list = list;
 496                 }
 497         else
 498                 {
 499                 string_list_free(list);
 500                 command_line->cmd_list = NULL;
 501                 }
 502
 503         if (command_line->startup_blank)
 504                 {
 505                 g_free(command_line->path);
 506                 command_line->path = NULL;
 507                 g_free(command_line->file);
 508                 command_line->file = NULL;
 509                 filelist_free(command_line->cmd_list);
 510                 command_line->cmd_list = NULL;
 511                 string_list_free(command_line->collection_list);
 512                 command_line->collection_list = NULL;
 513                 }
 514 }
 515
 516 static void parse_command_line_for_debug_option(gint argc, gchar *argv[])
 517 {
 518 #ifdef DEBUG
 519         const gchar *debug_option = "--debug";
 520         gint len = strlen(debug_option);
 521
 522         if (argc > 1)
 523                 {
 524                 gint i;
 525
 526                 for (i = 1; i < argc; i++)
 527                         {
 528                         const gchar *cmd_line = argv[i];
 529                         if (strncmp(cmd_line, debug_option, len) == 0)
 530                                 {
 531                                 gint cmd_line_len = strlen(cmd_line);
 532
 533                                 /* we now increment the debug state for verbosity */
 534                                 if (cmd_line_len == len)
 535                                         debug_level_add(1);
 536                                 else if (cmd_line[len] == '=' && g_ascii_isdigit(cmd_line[len+1]))
 537                                         {
 538                                         gint n = atoi(cmd_line + len + 1);
 539                                         if (n < 0) n = 1;
 540                                         debug_level_add(n);
 541                                         }
 542                                 }
 543                         }
 544                 }
 545
 546         DEBUG_1("debugging output enabled (level %d)", get_debug_level());
 547 #endif
 548 }
 549
 550 #ifdef HAVE_CLUTTER
 551 static gboolean parse_command_line_for_clutter_option(gint argc, gchar *argv[])
 552 {
 553         const gchar *clutter_option = "--disable-clutter";
 554         gint len = strlen(clutter_option);
 555         gboolean ret = FALSE;
 556
 557         if (argc > 1)
 558                 {
 559                 gint i;
 560
 561                 for (i = 1; i < argc; i++)
 562                         {
 563                         const gchar *cmd_line = argv[i];
 564                         if (strncmp(cmd_line, clutter_option, len) == 0)
 565                                 {
 566                                 ret = TRUE;
 567                                 }
 568                         }
 569                 }
 570
 571         return ret;
 572 }
 573 #endif
 574
 575 /*
 576  *-----------------------------------------------------------------------------
 577  * startup, init, and exit
 578  *-----------------------------------------------------------------------------
 579  */
 580
 581 #define RC_HISTORY_NAME "history"
 582 #define RC_MARKS_NAME "marks"
 583
 584 static void setup_env_path(void)
 585 {
 586         const gchar *old_path = g_getenv("PATH");
 587         gchar *path = g_strconcat(GQ_BIN_DIR, ":", old_path, NULL);
 588         g_setenv("PATH", path, TRUE);
 589         g_free(path);
 590 }
 591
 592 static void keys_load(void)
 593 {
 594         gchar *path;
 595
 596         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 597         history_list_load(path);
 598         g_free(path);
 599 }
 600
 601 static void keys_save(void)
 602 {
 603         gchar *path;
 604
 605         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 606         history_list_save(path);
 607         g_free(path);
 608 }
 609
 610 static void marks_load(void)
 611 {
 612         gchar *path;
 613
 614         path = g_build_filename(get_rc_dir(), RC_MARKS_NAME, NULL);
 615         marks_list_load(path);
 616         g_free(path);
 617 }
 618
 619 static void marks_save(gboolean save)
 620 {
 621         gchar *path;
 622
 623         path = g_build_filename(get_rc_dir(), RC_MARKS_NAME, NULL);
 624         marks_list_save(path, save);
 625         g_free(path);
 626 }
 627
 628 static void mkdir_if_not_exists(const gchar *path)
 629 {
 630         if (isdir(path)) return;
 631
 632         log_printf(_("Creating %s dir:%s\n"), GQ_APPNAME, path);
 633
 634         if (!recursive_mkdir_if_not_exists(path, 0755))
 635                 {
 636                 log_printf(_("Could not create dir:%s\n"), path);
 637                 }
 638 }
 639
 640
 641 /* We add to duplicate and modify  gtk_accel_map_print() and gtk_accel_map_save()
 642  * to improve the reliability in special cases (especially when disk is full)
 643  * These functions are now using secure saving stuff.
 644  */
 645 static void gq_accel_map_print(
 646                     gpointer    data,
 647                     const gchar *accel_path,
 648                     guint       accel_key,
 649                     GdkModifierType accel_mods,
 650                     gboolean    changed)
 651 {
 652         GString *gstring = g_string_new(changed ? NULL : "; ");
 653         SecureSaveInfo *ssi = data;
 654         gchar *tmp, *name;
 655
 656         g_string_append(gstring, "(gtk_accel_path \"");
 657
 658         tmp = g_strescape(accel_path, NULL);
 659         g_string_append(gstring, tmp);
 660         g_free(tmp);
 661
 662         g_string_append(gstring, "\" \"");
 663
 664         name = gtk_accelerator_name(accel_key, accel_mods);
 665         tmp = g_strescape(name, NULL);
 666         g_free(name);
 667         g_string_append(gstring, tmp);
 668         g_free(tmp);
 669
 670         g_string_append(gstring, "\")\n");
 671
 672         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 673
 674         g_string_free(gstring, TRUE);
 675 }
 676
 677 static gboolean gq_accel_map_save(const gchar *path)
 678 {
 679         gchar *pathl;
 680         SecureSaveInfo *ssi;
 681         GString *gstring;
 682
 683         pathl = path_from_utf8(path);
 684         ssi = secure_open(pathl);
 685         g_free(pathl);
 686         if (!ssi)
 687                 {
 688                 log_printf(_("error saving file: %s\n"), path);
 689                 return FALSE;
 690                 }
 691
 692         gstring = g_string_new("; ");
 693         if (g_get_prgname())
 694                 g_string_append(gstring, g_get_prgname());
 695         g_string_append(gstring, " GtkAccelMap rc-file         -*- scheme -*-\n");
 696         g_string_append(gstring, "; this file is an automated accelerator map dump\n");
 697         g_string_append(gstring, ";\n");
 698
 699         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 700
 701         g_string_free(gstring, TRUE);
 702
 703         gtk_accel_map_foreach((gpointer) ssi, gq_accel_map_print);
 704
 705         if (secure_close(ssi))
 706                 {
 707                 log_printf(_("error saving file: %s\nerror: %s\n"), path,
 708                            secsave_strerror(secsave_errno));
 709                 return FALSE;
 710                 }
 711
 712         return TRUE;
 713 }
 714
 715 static gchar *accep_map_filename(void)
 716 {
 717         return g_build_filename(get_rc_dir(), "accels", NULL);
 718 }
 719
 720 static void accel_map_save(void)
 721 {
 722         gchar *path;
 723
 724         path = accep_map_filename();
 725         gq_accel_map_save(path);
 726         g_free(path);
 727 }
 728
 729 static void accel_map_load(void)
 730 {
 731         gchar *path;
 732         gchar *pathl;
 733
 734         path = accep_map_filename();
 735         pathl = path_from_utf8(path);
 736         gtk_accel_map_load(pathl);
 737         g_free(pathl);
 738         g_free(path);
 739 }
 740
 741 static void gtkrc_load(void)
 742 {
 743         gchar *path;
 744         gchar *pathl;
 745
 746         /* If a gtkrc file exists in the rc directory, add it to the
 747          * list of files to be parsed at the end of gtk_init() */
 748         path = g_build_filename(get_rc_dir(), "gtkrc", NULL);
 749         pathl = path_from_utf8(path);
 750         if (access(pathl, R_OK) == 0)
 751                 gtk_rc_add_default_file(pathl);
 752         g_free(pathl);
 753         g_free(path);
 754 }
 755
 756 static void exit_program_final(void)
 757 {
 758         LayoutWindow *lw = NULL;
 759         GList *list;
 760         LayoutWindow *tmp_lw;
 761
 762          /* make sure that external editors are loaded, we would save incomplete configuration otherwise */
 763         layout_editors_reload_finish();
 764
 765         remote_close(remote_connection);
 766
 767         collect_manager_flush();
 768
 769         /* Save the named windows */
 770         if (layout_window_list && layout_window_list->next)
 771                 {
 772                 list = layout_window_list;
 773                 while (list)
 774                         {
 775                         tmp_lw = list->data;
 776                         if (!g_str_has_prefix(tmp_lw->options.id, "lw"))
 777                                 {
 778                                 save_layout(list->data);
 779                                 }
 780                         list = list->next;
 781                         }
 782                 }
 783
 784         save_options(options);
 785         keys_save();
 786         accel_map_save();
 787
 788         if (layout_valid(&lw))
 789                 {
 790                 layout_free(lw);
 791                 }
 792
 793         secure_close(command_line->ssi);
 794
 795         gtk_main_quit();
 796 }
 797
 798 static GenericDialog *exit_dialog = NULL;
 799
 800 static void exit_confirm_cancel_cb(GenericDialog *gd, gpointer data)
 801 {
 802         exit_dialog = NULL;
 803         generic_dialog_close(gd);
 804 }
 805
 806 static void exit_confirm_exit_cb(GenericDialog *gd, gpointer data)
 807 {
 808         exit_dialog = NULL;
 809         generic_dialog_close(gd);
 810         exit_program_final();
 811 }
 812
 813 static gint exit_confirm_dlg(void)
 814 {
 815         GtkWidget *parent;
 816         LayoutWindow *lw;
 817         gchar *msg;
 818
 819         if (exit_dialog)
 820                 {
 821                 gtk_window_present(GTK_WINDOW(exit_dialog->dialog));
 822                 return TRUE;
 823                 }
 824
 825         if (!collection_window_modified_exists()) return FALSE;
 826
 827         parent = NULL;
 828         lw = NULL;
 829         if (layout_valid(&lw))
 830                 {
 831                 parent = lw->window;
 832                 }
 833
 834         msg = g_strdup_printf("%s - %s", GQ_APPNAME, _("exit"));
 835         exit_dialog = generic_dialog_new(msg,
 836                                 "exit", parent, FALSE,
 837                                 exit_confirm_cancel_cb, NULL);
 838         g_free(msg);
 839         msg = g_strdup_printf(_("Quit %s"), GQ_APPNAME);
 840         generic_dialog_add_message(exit_dialog, GTK_STOCK_DIALOG_QUESTION,
 841                                    msg, _("Collections have been modified. Quit anyway?"), TRUE);
 842         g_free(msg);
 843         generic_dialog_add_button(exit_dialog, GTK_STOCK_QUIT, NULL, exit_confirm_exit_cb, TRUE);
 844
 845         gtk_widget_show(exit_dialog->dialog);
 846
 847         return TRUE;
 848 }
 849
 850 static void exit_program_write_metadata_cb(gint success, const gchar *dest_path, gpointer data)
 851 {
 852         if (success) exit_program();
 853 }
 854
 855 void exit_program(void)
 856 {
 857         layout_image_full_screen_stop(NULL);
 858
 859         if (metadata_write_queue_confirm(FALSE, exit_program_write_metadata_cb, NULL)) return;
 860
 861         options->marks_save ? marks_save(TRUE) : marks_save(FALSE);
 862
 863         if (exit_confirm_dlg()) return;
 864
 865         exit_program_final();
 866 }
 867
 868 /* This code is supposed to handle situation when a file mmaped by image_loader
 869  * or by exif loader is truncated by some other process.
 870  * This is probably not completely correct according to posix, because
 871  * mmap is not in the list of calls that can be used safely in signal handler,
 872  * but anyway, the handler is called in situation when the application would
 873  * crash otherwise.
 874  * Ideas for improvement are welcome ;)
 875  */
 876 /* FIXME: this probably needs some better ifdefs. Please report any compilation problems */
 877
 878 #if defined(SIGBUS) && defined(SA_SIGINFO)
 879 static void sigbus_handler_cb(int signum, siginfo_t *info, void *context)
 880 {
 881         unsigned long pagesize = sysconf(_SC_PAGE_SIZE);
 882         DEBUG_1("SIGBUS %p", info->si_addr);
 883         mmap((void *)(((unsigned long)info->si_addr / pagesize) * pagesize), pagesize, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 884 }
 885 #endif
 886
 887 static void setup_sigbus_handler(void)
 888 {
 889 #if defined(SIGBUS) && defined(SA_SIGINFO)
 890         struct sigaction sigbus_action;
 891         sigfillset(&sigbus_action.sa_mask);
 892         sigbus_action.sa_sigaction = sigbus_handler_cb;
 893         sigbus_action.sa_flags = SA_SIGINFO;
 894
 895         sigaction(SIGBUS, &sigbus_action, NULL);
 896 #endif
 897 }
 898
 899 gint main(gint argc, gchar *argv[])
 900 {
 901         CollectionData *first_collection = NULL;
 902         gchar *buf;
 903         CollectionData *cd = NULL;
 904         gboolean disable_clutter = FALSE;
 905         gboolean single_dir = TRUE;
 906         LayoutWindow *lw;
 907
 908 #ifdef HAVE_GTHREAD
 909 #if !GLIB_CHECK_VERSION(2,32,0)
 910         g_thread_init(NULL);
 911 #endif
 912         gdk_threads_init();
 913         gdk_threads_enter();
 914
 915 #endif
 916
 917         /* init execution time counter (debug only) */
 918         init_exec_time();
 919
 920         /* setup locale, i18n */
 921         setlocale(LC_ALL, "");
 922
 923 #ifdef ENABLE_NLS
 924         bindtextdomain(PACKAGE, GQ_LOCALEDIR);
 925         bind_textdomain_codeset(PACKAGE, "UTF-8");
 926         textdomain(PACKAGE);
 927 #endif
 928
 929         exif_init();
 930
 931 #ifdef HAVE_LUA
 932         lua_init();
 933 #endif
 934
 935         /* setup random seed for random slideshow */
 936         srand(time(NULL));
 937
 938         setup_sigbus_handler();
 939
 940         /* register global notify functions */
 941         file_data_register_notify_func(cache_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 942         file_data_register_notify_func(thumb_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 943         file_data_register_notify_func(histogram_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 944         file_data_register_notify_func(collect_manager_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 945         file_data_register_notify_func(metadata_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 946
 947
 948         gtkrc_load();
 949
 950         parse_command_line_for_debug_option(argc, argv);
 951         DEBUG_1("%s main: gtk_init", get_exec_time());
 952 #ifdef HAVE_CLUTTER
 953         if (parse_command_line_for_clutter_option(argc, argv))
 954                 {
 955                 disable_clutter = TRUE;
 956                 gtk_init(&argc, &argv);
 957                 }
 958         else
 959                 {
 960                 if (gtk_clutter_init(&argc, &argv) != CLUTTER_INIT_SUCCESS)
 961                         {
 962                         log_printf("Can't initialize clutter-gtk.\nStart Geeqie with the option \"geeqie --disable-clutter\"");
 963                         exit(1);
 964                         }
 965                 }
 966 #else
 967         gtk_init(&argc, &argv);
 968 #endif
 969
 970         if (gtk_major_version < GTK_MAJOR_VERSION ||
 971             (gtk_major_version == GTK_MAJOR_VERSION && gtk_minor_version < GTK_MINOR_VERSION) )
 972                 {
 973                 log_printf("!!! This is a friendly warning.\n");
 974                 log_printf("!!! The version of GTK+ in use now is older than when %s was compiled.\n", GQ_APPNAME);
 975                 log_printf("!!!  compiled with GTK+-%d.%d\n", GTK_MAJOR_VERSION, GTK_MINOR_VERSION);
 976                 log_printf("!!!   running with GTK+-%d.%d\n", gtk_major_version, gtk_minor_version);
 977                 log_printf("!!! %s may quit unexpectedly with a relocation error.\n", GQ_APPNAME);
 978                 }
 979
 980         DEBUG_1("%s main: pixbuf_inline_register_stock_icons", get_exec_time());
 981         pixbuf_inline_register_stock_icons();
 982
 983         DEBUG_1("%s main: setting default options before commandline handling", get_exec_time());
 984         options = init_options(NULL);
 985         setup_default_options(options);
 986         if (disable_clutter)
 987                 {
 988                 options->disable_gpu = TRUE;
 989                 }
 990
 991         DEBUG_1("%s main: parse_command_line", get_exec_time());
 992         parse_command_line(argc, argv);
 993
 994         DEBUG_1("%s main: mkdir_if_not_exists", get_exec_time());
 995         /* these functions don't depend on config file */
 996         mkdir_if_not_exists(get_rc_dir());
 997         mkdir_if_not_exists(get_collections_dir());
 998         mkdir_if_not_exists(get_thumbnails_cache_dir());
 999         mkdir_if_not_exists(get_metadata_cache_dir());
1000         mkdir_if_not_exists(get_window_layouts_dir());
1001
1002         setup_env_path();
1003
1004         keys_load();
1005         accel_map_load();
1006
1007         /* restore session from the config file */
1008
1009
1010         DEBUG_1("%s main: load_options", get_exec_time());
1011         if (!load_options(options))
1012                 {
1013                 /* load_options calls these functions after it parses global options, we have to call it here if it fails */
1014                 filter_add_defaults();
1015                 filter_rebuild();
1016                 }
1017
1018 #ifdef HAVE_CLUTTER
1019 /* FIXME: For the background of this see:
1020  * https://github.com/BestImageViewer/geeqie/issues/397
1021  * The feature CLUTTER_FEATURE_SWAP_EVENTS indictates if the
1022  * system is liable to exhibit this problem.
1023  * The user is provided with an override in Preferences/Behavior
1024  */
1025         if (!options->override_disable_gpu && !options->disable_gpu)
1026                 {
1027                 DEBUG_1("CLUTTER_FEATURE_SWAP_EVENTS %d",clutter_feature_available(CLUTTER_FEATURE_SWAP_EVENTS));
1028                 if (clutter_feature_available(CLUTTER_FEATURE_SWAP_EVENTS) != 0)
1029                         {
1030                         options->disable_gpu = TRUE;
1031                         }
1032                 }
1033 #endif
1034
1035         /* handle missing config file and commandline additions*/
1036         if (!layout_window_list)
1037                 {
1038                 /* broken or no config file */
1039                 layout_new_from_config(NULL, NULL, TRUE);
1040                 }
1041
1042         layout_editors_reload_start();
1043
1044         /* If no --list option, open a separate collection window for each
1045          * .gqv file on the command line
1046          */
1047         if (command_line->collection_list && !command_line->startup_command_line_collection)
1048                 {
1049                 GList *work;
1050
1051                 work = command_line->collection_list;
1052                 while (work)
1053                         {
1054                         CollectWindow *cw;
1055                         const gchar *path;
1056
1057                         path = work->data;
1058                         work = work->next;
1059
1060                         cw = collection_window_new(path);
1061                         if (!first_collection && cw) first_collection = cw->cd;
1062                         }
1063                 }
1064
1065         if (command_line->log_file)
1066                 {
1067                 gchar *pathl;
1068                 gchar *path = g_strdup(command_line->log_file);
1069
1070                 pathl = path_from_utf8(path);
1071                 command_line->ssi = secure_open(pathl);
1072                 }
1073
1074         /* If there is a files list on the command line and no --list option,
1075          * check if they are all in the same folder
1076          */
1077         if (command_line->cmd_list && !(command_line->startup_command_line_collection))
1078                 {
1079                 GList *work;
1080                 gchar *path = NULL;
1081
1082                 work = command_line->cmd_list;
1083
1084                 while (work && single_dir)
1085                         {
1086                         gchar *dirname;
1087
1088                         dirname = g_path_get_dirname(work->data);
1089                         if (!path)
1090                                 {
1091                                 path = g_strdup(dirname);
1092                                 }
1093                         else
1094                                 {
1095                                 if (g_strcmp0(path, dirname) != 0)
1096                                         {
1097                                         single_dir = FALSE;
1098                                         }
1099                                 }
1100                         g_free(dirname);
1101                         work = work->next;
1102                         }
1103                 g_free(path);
1104                 }
1105
1106         /* Files from multiple folders, or --list option given
1107          * then open an unnamed collection and insert all files
1108          */
1109         if ((command_line->cmd_list && !single_dir) || (command_line->startup_command_line_collection))
1110                 {
1111                 GList *work;
1112                 CollectWindow *cw;
1113
1114                 cw = collection_window_new(NULL);
1115                 cd = cw->cd;
1116
1117                 collection_path_changed(cd);
1118
1119                 work = command_line->cmd_list;
1120                 while (work)
1121                         {
1122                         FileData *fd;
1123
1124                         fd = file_data_new_simple(work->data);
1125                         collection_add(cd, fd, FALSE);
1126                         file_data_unref(fd);
1127                         work = work->next;
1128                         }
1129
1130                 work = command_line->collection_list;
1131                 while (work)
1132                         {
1133                         collection_load(cd, (gchar *)work->data, COLLECTION_LOAD_APPEND);
1134                         work = work->next;
1135                         }
1136
1137                 if (cd->list) layout_image_set_collection(NULL, cd, cd->list->data);
1138
1139                 /* mem leak, we never unref this collection when !startup_command_line_collection
1140                  * (the image view of the main window does not hold a ref to the collection)
1141                  * this is sort of unavoidable, for if it did hold a ref, next/back
1142                  * may not work as expected when closing collection windows.
1143                  *
1144                  * collection_unref(cd);
1145                  */
1146
1147                 }
1148         else if (first_collection)
1149                 {
1150                 layout_image_set_collection(NULL, first_collection,
1151                                             collection_get_first(first_collection));
1152                 }
1153
1154         /* If the files on the command line are from one folder, select those files
1155          */
1156         lw = NULL;
1157         layout_valid(&lw);
1158
1159         if (single_dir && command_line->cmd_list)
1160                 {
1161                 GList *work;
1162                 GList *selected;
1163                 FileData *fd;
1164
1165                 selected = NULL;
1166                 work = command_line->cmd_list;
1167                 while (work)
1168                         {
1169                         fd = file_data_new_simple((gchar *)work->data);
1170                         selected = g_list_append(selected, fd);
1171                         file_data_unref(fd);
1172                         work = work->next;
1173                         }
1174                 layout_select_list(lw, selected);
1175                 }
1176
1177         buf = g_build_filename(get_rc_dir(), ".command", NULL);
1178         remote_connection = remote_server_init(buf, cd);
1179         g_free(buf);
1180
1181         marks_load();
1182
1183         DEBUG_1("%s main: gtk_main", get_exec_time());
1184         gtk_main();
1185 #ifdef HAVE_GTHREAD
1186         gdk_threads_leave();
1187 #endif
1188         return 0;
1189 }
1190 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */