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                 else if (!remote_server_exists(app_lock))
 457                         {
 458                         /* Geeqie started for first time but with --remote option
 459                          */
 460                         remote_do = FALSE;
 461                         }
 462                 g_free(app_lock);
 463                 }
 464
 465         if (remote_do)
 466                 {
 467                 if (remote_errors)
 468                         {
 469                         GList *work = remote_errors;
 470
 471                         printf_term(TRUE,_("Invalid or ignored remote options: "));
 472                         while (work)
 473                                 {
 474                                 gchar *opt = work->data;
 475
 476                                 printf_term(TRUE, "%s%s", (work == remote_errors) ? "" : ", ", opt);
 477                                 work = work->next;
 478                                 }
 479
 480                         printf_term(TRUE, _("\nUse --remote-help for valid remote options.\n"));
 481                         }
 482
 483                 /* prepend the current dir the remote command was made from,
 484                  * for use by any remote command that needs it
 485                  */
 486                 current_dir = g_get_current_dir();
 487                 pwd = g_strconcat("--PWD:", current_dir, NULL);
 488                 remote_list = g_list_prepend(remote_list, pwd);
 489
 490                 remote_control(argv[0], remote_list, command_line->path, list, command_line->collection_list);
 491                 /* There is no return to this point
 492                  */
 493                 g_free(pwd);
 494                 g_free(current_dir);
 495                 }
 496         g_free(geometry);
 497         g_list_free(remote_list);
 498
 499         if (list && list->next)
 500                 {
 501                 command_line->cmd_list = list;
 502                 }
 503         else
 504                 {
 505                 string_list_free(list);
 506                 command_line->cmd_list = NULL;
 507                 }
 508
 509         if (command_line->startup_blank)
 510                 {
 511                 g_free(command_line->path);
 512                 command_line->path = NULL;
 513                 g_free(command_line->file);
 514                 command_line->file = NULL;
 515                 filelist_free(command_line->cmd_list);
 516                 command_line->cmd_list = NULL;
 517                 string_list_free(command_line->collection_list);
 518                 command_line->collection_list = NULL;
 519                 }
 520 }
 521
 522 static void parse_command_line_for_debug_option(gint argc, gchar *argv[])
 523 {
 524 #ifdef DEBUG
 525         const gchar *debug_option = "--debug";
 526         gint len = strlen(debug_option);
 527
 528         if (argc > 1)
 529                 {
 530                 gint i;
 531
 532                 for (i = 1; i < argc; i++)
 533                         {
 534                         const gchar *cmd_line = argv[i];
 535                         if (strncmp(cmd_line, debug_option, len) == 0)
 536                                 {
 537                                 gint cmd_line_len = strlen(cmd_line);
 538
 539                                 /* we now increment the debug state for verbosity */
 540                                 if (cmd_line_len == len)
 541                                         debug_level_add(1);
 542                                 else if (cmd_line[len] == '=' && g_ascii_isdigit(cmd_line[len+1]))
 543                                         {
 544                                         gint n = atoi(cmd_line + len + 1);
 545                                         if (n < 0) n = 1;
 546                                         debug_level_add(n);
 547                                         }
 548                                 }
 549                         }
 550                 }
 551
 552         DEBUG_1("debugging output enabled (level %d)", get_debug_level());
 553 #endif
 554 }
 555
 556 #ifdef HAVE_CLUTTER
 557 static gboolean parse_command_line_for_clutter_option(gint argc, gchar *argv[])
 558 {
 559         const gchar *clutter_option = "--disable-clutter";
 560         gint len = strlen(clutter_option);
 561         gboolean ret = FALSE;
 562
 563         if (argc > 1)
 564                 {
 565                 gint i;
 566
 567                 for (i = 1; i < argc; i++)
 568                         {
 569                         const gchar *cmd_line = argv[i];
 570                         if (strncmp(cmd_line, clutter_option, len) == 0)
 571                                 {
 572                                 ret = TRUE;
 573                                 }
 574                         }
 575                 }
 576
 577         return ret;
 578 }
 579 #endif
 580
 581 /*
 582  *-----------------------------------------------------------------------------
 583  * startup, init, and exit
 584  *-----------------------------------------------------------------------------
 585  */
 586
 587 #define RC_HISTORY_NAME "history"
 588 #define RC_MARKS_NAME "marks"
 589
 590 static void setup_env_path(void)
 591 {
 592         const gchar *old_path = g_getenv("PATH");
 593         gchar *path = g_strconcat(GQ_BIN_DIR, ":", old_path, NULL);
 594         g_setenv("PATH", path, TRUE);
 595         g_free(path);
 596 }
 597
 598 static void keys_load(void)
 599 {
 600         gchar *path;
 601
 602         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 603         history_list_load(path);
 604         g_free(path);
 605 }
 606
 607 static void keys_save(void)
 608 {
 609         gchar *path;
 610
 611         path = g_build_filename(get_rc_dir(), RC_HISTORY_NAME, NULL);
 612         history_list_save(path);
 613         g_free(path);
 614 }
 615
 616 static void marks_load(void)
 617 {
 618         gchar *path;
 619
 620         path = g_build_filename(get_rc_dir(), RC_MARKS_NAME, NULL);
 621         marks_list_load(path);
 622         g_free(path);
 623 }
 624
 625 static void marks_save(gboolean save)
 626 {
 627         gchar *path;
 628
 629         path = g_build_filename(get_rc_dir(), RC_MARKS_NAME, NULL);
 630         marks_list_save(path, save);
 631         g_free(path);
 632 }
 633
 634 static void mkdir_if_not_exists(const gchar *path)
 635 {
 636         if (isdir(path)) return;
 637
 638         log_printf(_("Creating %s dir:%s\n"), GQ_APPNAME, path);
 639
 640         if (!recursive_mkdir_if_not_exists(path, 0755))
 641                 {
 642                 log_printf(_("Could not create dir:%s\n"), path);
 643                 }
 644 }
 645
 646
 647 /* We add to duplicate and modify  gtk_accel_map_print() and gtk_accel_map_save()
 648  * to improve the reliability in special cases (especially when disk is full)
 649  * These functions are now using secure saving stuff.
 650  */
 651 static void gq_accel_map_print(
 652                     gpointer    data,
 653                     const gchar *accel_path,
 654                     guint       accel_key,
 655                     GdkModifierType accel_mods,
 656                     gboolean    changed)
 657 {
 658         GString *gstring = g_string_new(changed ? NULL : "; ");
 659         SecureSaveInfo *ssi = data;
 660         gchar *tmp, *name;
 661
 662         g_string_append(gstring, "(gtk_accel_path \"");
 663
 664         tmp = g_strescape(accel_path, NULL);
 665         g_string_append(gstring, tmp);
 666         g_free(tmp);
 667
 668         g_string_append(gstring, "\" \"");
 669
 670         name = gtk_accelerator_name(accel_key, accel_mods);
 671         tmp = g_strescape(name, NULL);
 672         g_free(name);
 673         g_string_append(gstring, tmp);
 674         g_free(tmp);
 675
 676         g_string_append(gstring, "\")\n");
 677
 678         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 679
 680         g_string_free(gstring, TRUE);
 681 }
 682
 683 static gboolean gq_accel_map_save(const gchar *path)
 684 {
 685         gchar *pathl;
 686         SecureSaveInfo *ssi;
 687         GString *gstring;
 688
 689         pathl = path_from_utf8(path);
 690         ssi = secure_open(pathl);
 691         g_free(pathl);
 692         if (!ssi)
 693                 {
 694                 log_printf(_("error saving file: %s\n"), path);
 695                 return FALSE;
 696                 }
 697
 698         gstring = g_string_new("; ");
 699         if (g_get_prgname())
 700                 g_string_append(gstring, g_get_prgname());
 701         g_string_append(gstring, " GtkAccelMap rc-file         -*- scheme -*-\n");
 702         g_string_append(gstring, "; this file is an automated accelerator map dump\n");
 703         g_string_append(gstring, ";\n");
 704
 705         secure_fwrite(gstring->str, sizeof(*gstring->str), gstring->len, ssi);
 706
 707         g_string_free(gstring, TRUE);
 708
 709         gtk_accel_map_foreach((gpointer) ssi, gq_accel_map_print);
 710
 711         if (secure_close(ssi))
 712                 {
 713                 log_printf(_("error saving file: %s\nerror: %s\n"), path,
 714                            secsave_strerror(secsave_errno));
 715                 return FALSE;
 716                 }
 717
 718         return TRUE;
 719 }
 720
 721 static gchar *accep_map_filename(void)
 722 {
 723         return g_build_filename(get_rc_dir(), "accels", NULL);
 724 }
 725
 726 static void accel_map_save(void)
 727 {
 728         gchar *path;
 729
 730         path = accep_map_filename();
 731         gq_accel_map_save(path);
 732         g_free(path);
 733 }
 734
 735 static void accel_map_load(void)
 736 {
 737         gchar *path;
 738         gchar *pathl;
 739
 740         path = accep_map_filename();
 741         pathl = path_from_utf8(path);
 742         gtk_accel_map_load(pathl);
 743         g_free(pathl);
 744         g_free(path);
 745 }
 746
 747 static void gtkrc_load(void)
 748 {
 749         gchar *path;
 750         gchar *pathl;
 751
 752         /* If a gtkrc file exists in the rc directory, add it to the
 753          * list of files to be parsed at the end of gtk_init() */
 754         path = g_build_filename(get_rc_dir(), "gtkrc", NULL);
 755         pathl = path_from_utf8(path);
 756         if (access(pathl, R_OK) == 0)
 757                 gtk_rc_add_default_file(pathl);
 758         g_free(pathl);
 759         g_free(path);
 760 }
 761
 762 static void exit_program_final(void)
 763 {
 764         LayoutWindow *lw = NULL;
 765         GList *list;
 766         LayoutWindow *tmp_lw;
 767
 768          /* make sure that external editors are loaded, we would save incomplete configuration otherwise */
 769         layout_editors_reload_finish();
 770
 771         remote_close(remote_connection);
 772
 773         collect_manager_flush();
 774
 775         /* Save the named windows */
 776         if (layout_window_list && layout_window_list->next)
 777                 {
 778                 list = layout_window_list;
 779                 while (list)
 780                         {
 781                         tmp_lw = list->data;
 782                         if (!g_str_has_prefix(tmp_lw->options.id, "lw"))
 783                                 {
 784                                 save_layout(list->data);
 785                                 }
 786                         list = list->next;
 787                         }
 788                 }
 789
 790         save_options(options);
 791         keys_save();
 792         accel_map_save();
 793
 794         if (layout_valid(&lw))
 795                 {
 796                 layout_free(lw);
 797                 }
 798
 799         secure_close(command_line->ssi);
 800
 801         gtk_main_quit();
 802 }
 803
 804 static GenericDialog *exit_dialog = NULL;
 805
 806 static void exit_confirm_cancel_cb(GenericDialog *gd, gpointer data)
 807 {
 808         exit_dialog = NULL;
 809         generic_dialog_close(gd);
 810 }
 811
 812 static void exit_confirm_exit_cb(GenericDialog *gd, gpointer data)
 813 {
 814         exit_dialog = NULL;
 815         generic_dialog_close(gd);
 816         exit_program_final();
 817 }
 818
 819 static gint exit_confirm_dlg(void)
 820 {
 821         GtkWidget *parent;
 822         LayoutWindow *lw;
 823         gchar *msg;
 824
 825         if (exit_dialog)
 826                 {
 827                 gtk_window_present(GTK_WINDOW(exit_dialog->dialog));
 828                 return TRUE;
 829                 }
 830
 831         if (!collection_window_modified_exists()) return FALSE;
 832
 833         parent = NULL;
 834         lw = NULL;
 835         if (layout_valid(&lw))
 836                 {
 837                 parent = lw->window;
 838                 }
 839
 840         msg = g_strdup_printf("%s - %s", GQ_APPNAME, _("exit"));
 841         exit_dialog = generic_dialog_new(msg,
 842                                 "exit", parent, FALSE,
 843                                 exit_confirm_cancel_cb, NULL);
 844         g_free(msg);
 845         msg = g_strdup_printf(_("Quit %s"), GQ_APPNAME);
 846         generic_dialog_add_message(exit_dialog, GTK_STOCK_DIALOG_QUESTION,
 847                                    msg, _("Collections have been modified. Quit anyway?"), TRUE);
 848         g_free(msg);
 849         generic_dialog_add_button(exit_dialog, GTK_STOCK_QUIT, NULL, exit_confirm_exit_cb, TRUE);
 850
 851         gtk_widget_show(exit_dialog->dialog);
 852
 853         return TRUE;
 854 }
 855
 856 static void exit_program_write_metadata_cb(gint success, const gchar *dest_path, gpointer data)
 857 {
 858         if (success) exit_program();
 859 }
 860
 861 void exit_program(void)
 862 {
 863         layout_image_full_screen_stop(NULL);
 864
 865         if (metadata_write_queue_confirm(FALSE, exit_program_write_metadata_cb, NULL)) return;
 866
 867         options->marks_save ? marks_save(TRUE) : marks_save(FALSE);
 868
 869         if (exit_confirm_dlg()) return;
 870
 871         exit_program_final();
 872 }
 873
 874 /* This code is supposed to handle situation when a file mmaped by image_loader
 875  * or by exif loader is truncated by some other process.
 876  * This is probably not completely correct according to posix, because
 877  * mmap is not in the list of calls that can be used safely in signal handler,
 878  * but anyway, the handler is called in situation when the application would
 879  * crash otherwise.
 880  * Ideas for improvement are welcome ;)
 881  */
 882 /* FIXME: this probably needs some better ifdefs. Please report any compilation problems */
 883
 884 #if defined(SIGBUS) && defined(SA_SIGINFO)
 885 static void sigbus_handler_cb(int signum, siginfo_t *info, void *context)
 886 {
 887         unsigned long pagesize = sysconf(_SC_PAGE_SIZE);
 888         DEBUG_1("SIGBUS %p", info->si_addr);
 889         mmap((void *)(((unsigned long)info->si_addr / pagesize) * pagesize), pagesize, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 890 }
 891 #endif
 892
 893 static void setup_sigbus_handler(void)
 894 {
 895 #if defined(SIGBUS) && defined(SA_SIGINFO)
 896         struct sigaction sigbus_action;
 897         sigfillset(&sigbus_action.sa_mask);
 898         sigbus_action.sa_sigaction = sigbus_handler_cb;
 899         sigbus_action.sa_flags = SA_SIGINFO;
 900
 901         sigaction(SIGBUS, &sigbus_action, NULL);
 902 #endif
 903 }
 904
 905 gint main(gint argc, gchar *argv[])
 906 {
 907         CollectionData *first_collection = NULL;
 908         gchar *buf;
 909         CollectionData *cd = NULL;
 910         gboolean disable_clutter = FALSE;
 911         gboolean single_dir = TRUE;
 912         LayoutWindow *lw;
 913
 914 #ifdef HAVE_GTHREAD
 915 #if !GLIB_CHECK_VERSION(2,32,0)
 916         g_thread_init(NULL);
 917 #endif
 918         gdk_threads_init();
 919         gdk_threads_enter();
 920
 921 #endif
 922
 923         /* init execution time counter (debug only) */
 924         init_exec_time();
 925
 926         /* setup locale, i18n */
 927         setlocale(LC_ALL, "");
 928
 929 #ifdef ENABLE_NLS
 930         bindtextdomain(PACKAGE, GQ_LOCALEDIR);
 931         bind_textdomain_codeset(PACKAGE, "UTF-8");
 932         textdomain(PACKAGE);
 933 #endif
 934
 935         exif_init();
 936
 937 #ifdef HAVE_LUA
 938         lua_init();
 939 #endif
 940
 941         /* setup random seed for random slideshow */
 942         srand(time(NULL));
 943
 944         setup_sigbus_handler();
 945
 946         /* register global notify functions */
 947         file_data_register_notify_func(cache_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 948         file_data_register_notify_func(thumb_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 949         file_data_register_notify_func(histogram_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
 950         file_data_register_notify_func(collect_manager_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 951         file_data_register_notify_func(metadata_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
 952
 953
 954         gtkrc_load();
 955
 956         parse_command_line_for_debug_option(argc, argv);
 957         DEBUG_1("%s main: gtk_init", get_exec_time());
 958 #ifdef HAVE_CLUTTER
 959         if (parse_command_line_for_clutter_option(argc, argv))
 960                 {
 961                 disable_clutter = TRUE;
 962                 gtk_init(&argc, &argv);
 963                 }
 964         else
 965                 {
 966                 if (gtk_clutter_init(&argc, &argv) != CLUTTER_INIT_SUCCESS)
 967                         {
 968                         log_printf("Can't initialize clutter-gtk.\nStart Geeqie with the option \"geeqie --disable-clutter\"");
 969                         exit(1);
 970                         }
 971                 }
 972 #else
 973         gtk_init(&argc, &argv);
 974 #endif
 975
 976         if (gtk_major_version < GTK_MAJOR_VERSION ||
 977             (gtk_major_version == GTK_MAJOR_VERSION && gtk_minor_version < GTK_MINOR_VERSION) )
 978                 {
 979                 log_printf("!!! This is a friendly warning.\n");
 980                 log_printf("!!! The version of GTK+ in use now is older than when %s was compiled.\n", GQ_APPNAME);
 981                 log_printf("!!!  compiled with GTK+-%d.%d\n", GTK_MAJOR_VERSION, GTK_MINOR_VERSION);
 982                 log_printf("!!!   running with GTK+-%d.%d\n", gtk_major_version, gtk_minor_version);
 983                 log_printf("!!! %s may quit unexpectedly with a relocation error.\n", GQ_APPNAME);
 984                 }
 985
 986         DEBUG_1("%s main: pixbuf_inline_register_stock_icons", get_exec_time());
 987         pixbuf_inline_register_stock_icons();
 988
 989         DEBUG_1("%s main: setting default options before commandline handling", get_exec_time());
 990         options = init_options(NULL);
 991         setup_default_options(options);
 992         if (disable_clutter)
 993                 {
 994                 options->disable_gpu = TRUE;
 995                 }
 996
 997         DEBUG_1("%s main: parse_command_line", get_exec_time());
 998         parse_command_line(argc, argv);
 999
1000         DEBUG_1("%s main: mkdir_if_not_exists", get_exec_time());
1001         /* these functions don't depend on config file */
1002         mkdir_if_not_exists(get_rc_dir());
1003         mkdir_if_not_exists(get_collections_dir());
1004         mkdir_if_not_exists(get_thumbnails_cache_dir());
1005         mkdir_if_not_exists(get_metadata_cache_dir());
1006         mkdir_if_not_exists(get_window_layouts_dir());
1007
1008         setup_env_path();
1009
1010         keys_load();
1011         accel_map_load();
1012
1013         /* restore session from the config file */
1014
1015
1016         DEBUG_1("%s main: load_options", get_exec_time());
1017         if (!load_options(options))
1018                 {
1019                 /* load_options calls these functions after it parses global options, we have to call it here if it fails */
1020                 filter_add_defaults();
1021                 filter_rebuild();
1022                 }
1023
1024 #ifdef HAVE_CLUTTER
1025 /* FIXME: For the background of this see:
1026  * https://github.com/BestImageViewer/geeqie/issues/397
1027  * The feature CLUTTER_FEATURE_SWAP_EVENTS indictates if the
1028  * system is liable to exhibit this problem.
1029  * The user is provided with an override in Preferences/Behavior
1030  */
1031         if (!options->override_disable_gpu && !options->disable_gpu)
1032                 {
1033                 DEBUG_1("CLUTTER_FEATURE_SWAP_EVENTS %d",clutter_feature_available(CLUTTER_FEATURE_SWAP_EVENTS));
1034                 if (clutter_feature_available(CLUTTER_FEATURE_SWAP_EVENTS) != 0)
1035                         {
1036                         options->disable_gpu = TRUE;
1037                         }
1038                 }
1039 #endif
1040
1041         /* handle missing config file and commandline additions*/
1042         if (!layout_window_list)
1043                 {
1044                 /* broken or no config file */
1045                 layout_new_from_config(NULL, NULL, TRUE);
1046                 }
1047
1048         layout_editors_reload_start();
1049
1050         /* If no --list option, open a separate collection window for each
1051          * .gqv file on the command line
1052          */
1053         if (command_line->collection_list && !command_line->startup_command_line_collection)
1054                 {
1055                 GList *work;
1056
1057                 work = command_line->collection_list;
1058                 while (work)
1059                         {
1060                         CollectWindow *cw;
1061                         const gchar *path;
1062
1063                         path = work->data;
1064                         work = work->next;
1065
1066                         cw = collection_window_new(path);
1067                         if (!first_collection && cw) first_collection = cw->cd;
1068                         }
1069                 }
1070
1071         if (command_line->log_file)
1072                 {
1073                 gchar *pathl;
1074                 gchar *path = g_strdup(command_line->log_file);
1075
1076                 pathl = path_from_utf8(path);
1077                 command_line->ssi = secure_open(pathl);
1078                 }
1079
1080         /* If there is a files list on the command line and no --list option,
1081          * check if they are all in the same folder
1082          */
1083         if (command_line->cmd_list && !(command_line->startup_command_line_collection))
1084                 {
1085                 GList *work;
1086                 gchar *path = NULL;
1087
1088                 work = command_line->cmd_list;
1089
1090                 while (work && single_dir)
1091                         {
1092                         gchar *dirname;
1093
1094                         dirname = g_path_get_dirname(work->data);
1095                         if (!path)
1096                                 {
1097                                 path = g_strdup(dirname);
1098                                 }
1099                         else
1100                                 {
1101                                 if (g_strcmp0(path, dirname) != 0)
1102                                         {
1103                                         single_dir = FALSE;
1104                                         }
1105                                 }
1106                         g_free(dirname);
1107                         work = work->next;
1108                         }
1109                 g_free(path);
1110                 }
1111
1112         /* Files from multiple folders, or --list option given
1113          * then open an unnamed collection and insert all files
1114          */
1115         if ((command_line->cmd_list && !single_dir) || (command_line->startup_command_line_collection))
1116                 {
1117                 GList *work;
1118                 CollectWindow *cw;
1119
1120                 cw = collection_window_new(NULL);
1121                 cd = cw->cd;
1122
1123                 collection_path_changed(cd);
1124
1125                 work = command_line->cmd_list;
1126                 while (work)
1127                         {
1128                         FileData *fd;
1129
1130                         fd = file_data_new_simple(work->data);
1131                         collection_add(cd, fd, FALSE);
1132                         file_data_unref(fd);
1133                         work = work->next;
1134                         }
1135
1136                 work = command_line->collection_list;
1137                 while (work)
1138                         {
1139                         collection_load(cd, (gchar *)work->data, COLLECTION_LOAD_APPEND);
1140                         work = work->next;
1141                         }
1142
1143                 if (cd->list) layout_image_set_collection(NULL, cd, cd->list->data);
1144
1145                 /* mem leak, we never unref this collection when !startup_command_line_collection
1146                  * (the image view of the main window does not hold a ref to the collection)
1147                  * this is sort of unavoidable, for if it did hold a ref, next/back
1148                  * may not work as expected when closing collection windows.
1149                  *
1150                  * collection_unref(cd);
1151                  */
1152
1153                 }
1154         else if (first_collection)
1155                 {
1156                 layout_image_set_collection(NULL, first_collection,
1157                                             collection_get_first(first_collection));
1158                 }
1159
1160         /* If the files on the command line are from one folder, select those files
1161          */
1162         lw = NULL;
1163         layout_valid(&lw);
1164
1165         if (single_dir && command_line->cmd_list)
1166                 {
1167                 GList *work;
1168                 GList *selected;
1169                 FileData *fd;
1170
1171                 selected = NULL;
1172                 work = command_line->cmd_list;
1173                 while (work)
1174                         {
1175                         fd = file_data_new_simple((gchar *)work->data);
1176                         selected = g_list_append(selected, fd);
1177                         file_data_unref(fd);
1178                         work = work->next;
1179                         }
1180                 layout_select_list(lw, selected);
1181                 }
1182
1183         buf = g_build_filename(get_rc_dir(), ".command", NULL);
1184         remote_connection = remote_server_init(buf, cd);
1185         g_free(buf);
1186
1187         marks_load();
1188
1189         DEBUG_1("%s main: gtk_main", get_exec_time());
1190         gtk_main();
1191 #ifdef HAVE_GTHREAD
1192         gdk_threads_leave();
1193 #endif
1194         return 0;
1195 }
1196 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */