Trim trailing white spaces.
[geeqie.git] / src / main.c
index 631a9e5..ab5ded3 100644 (file)
@@ -1,7 +1,7 @@
 /*
  * Geeqie
  * (C) 2006 John Ellis
- * Copyright (C) 2008 The Geeqie Team
+ * Copyright (C) 2008 - 2012 The Geeqie Team
  *
  * Author: John Ellis
  *
  * This software comes with no warranty of any kind, use at your own risk!
  */
 
+#include <gdk/gdkkeysyms.h> /* for keyboard values */
+
+#include <signal.h>
+#include <sys/mman.h>
+
+#include <math.h>
+#ifdef G_OS_UNIX
+#include <pwd.h>
+#endif
+#include <locale.h>
 
 #include "main.h"
 
@@ -22,6 +32,7 @@
 #include "image-overlay.h"
 #include "layout.h"
 #include "layout_image.h"
+#include "layout_util.h"
 #include "options.h"
 #include "remote.h"
 #include "secure_save.h"
 #include "cache_maint.h"
 #include "thumb.h"
 #include "metadata.h"
+#include "editors.h"
+#include "exif.h"
+#include "histogram.h"
+#include "pixbuf_util.h"
 
-#include <gdk/gdkkeysyms.h> /* for keyboard values */
-
-
-#include <math.h>
-#ifdef G_OS_UNIX
-#include <pwd.h>
+#ifdef HAVE_CLUTTER
+#include <clutter-gtk/clutter-gtk.h>
 #endif
 
 
+gboolean thumb_format_changed = FALSE;
 static RemoteConnection *remote_connection = NULL;
 
-
 /*
  *-----------------------------------------------------------------------------
  * keyboard functions
@@ -97,12 +108,6 @@ void keyboard_scroll_calc(gint *x, gint *y, GdkEventKey *event)
  *-----------------------------------------------------------------------------
  */
 
-static gint startup_blank = FALSE;
-static gint startup_full_screen = FALSE;
-static gint startup_in_slideshow = FALSE;
-static gint startup_command_line_collection = FALSE;
-
-
 static void parse_command_line_add_file(const gchar *file_path, gchar **path, gchar **file,
                                        GList **list, GList **collection_list)
 {
@@ -119,20 +124,23 @@ static void parse_command_line_add_file(const gchar *file_path, gchar **path, gc
                {
                if (!*path) *path = remove_level_from_path(path_parsed);
                if (!*file) *file = g_strdup(path_parsed);
-               *list = g_list_prepend(*list, file_data_new_simple(path_parsed));
+               *list = g_list_prepend(*list, file_data_new_group(path_parsed));
                }
 }
 
 static void parse_command_line_add_dir(const gchar *dir, gchar **path, gchar **file,
                                       GList **list)
 {
+#if 0
+       /* This is broken because file filter is not initialized yet.
+       */
        GList *files;
        gchar *path_parsed;
        FileData *dir_fd;
 
        path_parsed = g_strdup(dir);
        parse_out_relatives(path_parsed);
-       dir_fd = file_data_new_simple(path_parsed);
+       dir_fd = file_data_new_dir(path_parsed);
        
 
        if (filelist_read(dir_fd, &files, NULL))
@@ -158,6 +166,9 @@ static void parse_command_line_add_dir(const gchar *dir, gchar **path, gchar **f
 
        g_free(path_parsed);
        file_data_unref(dir_fd);
+#else
+       DEBUG_1("multiple directories specified, ignoring: %s", dir);
+#endif
 }
 
 static void parse_command_line_process_dir(const gchar *dir, gchar **path, gchar **file,
@@ -193,15 +204,18 @@ static void parse_command_line_process_file(const gchar *file_path, gchar **path
        parse_command_line_add_file(file_path, path, file, list, collection_list);
 }
 
-static void parse_command_line(gint argc, gchar *argv[], gchar **path, gchar **file,
-                              GList **cmd_list, GList **collection_list,
-                              gchar **geometry)
+static void parse_command_line(gint argc, gchar *argv[])
 {
        GList *list = NULL;
        GList *remote_list = NULL;
        GList *remote_errors = NULL;
-       gint remote_do = FALSE;
+       gboolean remote_do = FALSE;
        gchar *first_dir = NULL;
+       
+       command_line = g_new0(CommandLine, 1);
+       
+       command_line->argc = argc;
+       command_line->argv = argv;
 
        if (argc > 1)
                {
@@ -210,26 +224,26 @@ static void parse_command_line(gint argc, gchar *argv[], gchar **path, gchar **f
                i = 1;
                while (i < argc)
                        {
-                       const gchar *cmd_line = argv[i];
+                       gchar *cmd_line = path_to_utf8(argv[i]);
                        gchar *cmd_all = g_build_filename(base_dir, cmd_line, NULL);
 
                        if (cmd_line[0] == G_DIR_SEPARATOR && isdir(cmd_line))
                                {
-                               parse_command_line_process_dir(cmd_line, path, file, &list, &first_dir);
+                               parse_command_line_process_dir(cmd_line, &command_line->path, &command_line->file, &list, &first_dir);
                                }
                        else if (isdir(cmd_all))
                                {
-                               parse_command_line_process_dir(cmd_all, path, file, &list, &first_dir);
+                               parse_command_line_process_dir(cmd_all, &command_line->path, &command_line->file, &list, &first_dir);
                                }
                        else if (cmd_line[0] == G_DIR_SEPARATOR && isfile(cmd_line))
                                {
-                               parse_command_line_process_file(cmd_line, path, file,
-                                                               &list, collection_list, &first_dir);
+                               parse_command_line_process_file(cmd_line, &command_line->path, &command_line->file,
+                                                               &list, &command_line->collection_list, &first_dir);
                                }
                        else if (isfile(cmd_all))
                                {
-                               parse_command_line_process_file(cmd_all, path, file,
-                                                               &list, collection_list, &first_dir);
+                               parse_command_line_process_file(cmd_all, &command_line->path, &command_line->file,
+                                                               &list, &command_line->collection_list, &first_dir);
                                }
                        else if (strncmp(cmd_line, "--debug", 7) == 0 && (cmd_line[7] == '\0' || cmd_line[7] == '='))
                                {
@@ -238,36 +252,35 @@ static void parse_command_line(gint argc, gchar *argv[], gchar **path, gchar **f
                        else if (strcmp(cmd_line, "+t") == 0 ||
                                 strcmp(cmd_line, "--with-tools") == 0)
                                {
-                               options->layout.tools_float = FALSE;
-                               options->layout.tools_hidden = FALSE;
+                               command_line->tools_show = TRUE;
 
                                remote_list = g_list_append(remote_list, "+t");
                                }
                        else if (strcmp(cmd_line, "-t") == 0 ||
                                 strcmp(cmd_line, "--without-tools") == 0)
                                {
-                               options->layout.tools_hidden = TRUE;
+                               command_line->tools_hide = TRUE;
 
                                remote_list = g_list_append(remote_list, "-t");
                                }
                        else if (strcmp(cmd_line, "-f") == 0 ||
                                 strcmp(cmd_line, "--fullscreen") == 0)
                                {
-                               startup_full_screen = TRUE;
+                               command_line->startup_full_screen = TRUE;
                                }
                        else if (strcmp(cmd_line, "-s") == 0 ||
                                 strcmp(cmd_line, "--slideshow") == 0)
                                {
-                               startup_in_slideshow = TRUE;
+                               command_line->startup_in_slideshow = TRUE;
                                }
                        else if (strcmp(cmd_line, "-l") == 0 ||
                                 strcmp(cmd_line, "--list") == 0)
                                {
-                               startup_command_line_collection = TRUE;
+                               command_line->startup_command_line_collection = TRUE;
                                }
                        else if (strncmp(cmd_line, "--geometry=", 11) == 0)
                                {
-                               if (!*geometry) *geometry = g_strdup(cmd_line + 11);
+                               if (!command_line->geometry) command_line->geometry = g_strdup(cmd_line + 11);
                                }
                        else if (strcmp(cmd_line, "-r") == 0 ||
                                 strcmp(cmd_line, "--remote") == 0)
@@ -286,7 +299,7 @@ static void parse_command_line(gint argc, gchar *argv[], gchar **path, gchar **f
                                }
                        else if (strcmp(cmd_line, "--blank") == 0)
                                {
-                               startup_blank = TRUE;
+                               command_line->startup_blank = TRUE;
                                }
                        else if (strcmp(cmd_line, "-v") == 0 ||
                                 strcmp(cmd_line, "--version") == 0)
@@ -334,21 +347,22 @@ static void parse_command_line(gint argc, gchar *argv[], gchar **path, gchar **f
                                }
 
                        g_free(cmd_all);
+                       g_free(cmd_line);
                        i++;
                        }
                g_free(base_dir);
-               parse_out_relatives(*path);
-               parse_out_relatives(*file);
+               parse_out_relatives(command_line->path);
+               parse_out_relatives(command_line->file);
                }
 
        list = g_list_reverse(list);
 
-       if (!*path && first_dir)
+       if (!command_line->path && first_dir)
                {
-               *path = first_dir;
+               command_line->path = first_dir;
                first_dir = NULL;
 
-               parse_out_relatives(*path);
+               parse_out_relatives(command_line->path);
                }
        g_free(first_dir);
 
@@ -370,18 +384,30 @@ static void parse_command_line(gint argc, gchar *argv[], gchar **path, gchar **f
                        printf_term(_("\nUse --remote-help for valid remote options.\n"));
                        }
 
-               remote_control(argv[0], remote_list, *path, list, *collection_list);
+               remote_control(argv[0], remote_list, command_line->path, list, command_line->collection_list);
                }
        g_list_free(remote_list);
 
        if (list && list->next)
                {
-               *cmd_list = list;
+               command_line->cmd_list = list;
                }
        else
                {
                filelist_free(list);
-               *cmd_list = NULL;
+               command_line->cmd_list = NULL;
+               }
+
+       if (command_line->startup_blank)
+               {
+               g_free(command_line->path);
+               command_line->path = NULL;
+               g_free(command_line->file);
+               command_line->file = NULL;
+               filelist_free(command_line->cmd_list);
+               command_line->cmd_list = NULL;
+               string_list_free(command_line->collection_list);
+               command_line->collection_list = NULL;
                }
 }
 
@@ -427,6 +453,14 @@ static void parse_command_line_for_debug_option(gint argc, gchar *argv[])
 
 #define RC_HISTORY_NAME "history"
 
+static void setup_env_path(void)
+{
+       const gchar *old_path = g_getenv("PATH");
+       gchar *path = g_strconcat(GQ_BIN_DIR, ":", old_path, NULL);
+        g_setenv("PATH", path, TRUE);
+       g_free(path);
+}
+
 static void keys_load(void)
 {
        gchar *path;
@@ -577,6 +611,9 @@ static void exit_program_final(void)
 {
        LayoutWindow *lw = NULL;
 
+        /* make sure that external editors are loaded, we would save incomplete configuration otherwise */
+       layout_editors_reload_finish();
+
        remote_close(remote_connection);
 
        collect_manager_flush();
@@ -645,41 +682,71 @@ static gint exit_confirm_dlg(void)
        return TRUE;
 }
 
+static void exit_program_write_metadata_cb(gint success, const gchar *dest_path, gpointer data)
+{
+       if (success) exit_program();
+}
+
 void exit_program(void)
 {
        layout_image_full_screen_stop(NULL);
 
-       if (metadata_write_queue_confirm()) return;
+       if (metadata_write_queue_confirm(FALSE, exit_program_write_metadata_cb, NULL)) return;
 
        if (exit_confirm_dlg()) return;
 
        exit_program_final();
 }
 
+/* This code is supposed to handle situation when a file mmaped by image_loader
+ * or by exif loader is truncated by some other process.
+ * This is probably not completely correct according to posix, because
+ * mmap is not in the list of calls that can be used safely in signal handler,
+ * but anyway, the handler is called in situation when the application would
+ * crash otherwise.
+ * Ideas for improvement are welcome ;)
+ */
+/* FIXME: this probably needs some better ifdefs. Please report any compilation problems */
+
+#if defined(SIGBUS) && defined(SA_SIGINFO)
+static void sigbus_handler_cb(int signum, siginfo_t *info, void *context)
+{
+       unsigned long pagesize = sysconf(_SC_PAGE_SIZE);
+       DEBUG_1("SIGBUS %p", info->si_addr);
+       mmap((void *)(((unsigned long)info->si_addr / pagesize) * pagesize), pagesize, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+}
+#endif
+
+static void setup_sigbus_handler(void)
+{
+#if defined(SIGBUS) && defined(SA_SIGINFO)
+       struct sigaction sigbus_action;
+       sigfillset(&sigbus_action.sa_mask);
+       sigbus_action.sa_sigaction = sigbus_handler_cb;
+       sigbus_action.sa_flags = SA_SIGINFO;
+
+       sigaction(SIGBUS, &sigbus_action, NULL);
+#endif
+}
+
 gint main(gint argc, gchar *argv[])
 {
-       LayoutWindow *lw;
-       gchar *path = NULL;
-       gchar *cmd_path = NULL;
-       gchar *cmd_file = NULL;
-       GList *cmd_list = NULL;
-       GList *collection_list = NULL;
        CollectionData *first_collection = NULL;
-       gchar *geometry = NULL;
        gchar *buf;
        CollectionData *cd = NULL;
 
 #ifdef HAVE_GTHREAD
-       g_thread_init (NULL);
+       g_thread_init(NULL);
        gdk_threads_init();
        gdk_threads_enter();
+
 #endif
        
        /* init execution time counter (debug only) */
        init_exec_time();
 
        /* setup locale, i18n */
-       gtk_set_locale();
+       setlocale(LC_ALL, "");
 
 #ifdef ENABLE_NLS
        bindtextdomain(PACKAGE, GQ_LOCALEDIR);
@@ -687,28 +754,34 @@ gint main(gint argc, gchar *argv[])
        textdomain(PACKAGE);
 #endif
 
+       exif_init();
+       
        /* setup random seed for random slideshow */
        srand(time(NULL));
 
-#if 1
-       log_printf("%s %s, This is an alpha release.\n", GQ_APPNAME, VERSION);
-#endif
+       setup_sigbus_handler();
 
        /* register global notify functions */
        file_data_register_notify_func(cache_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
        file_data_register_notify_func(thumb_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
+       file_data_register_notify_func(histogram_notify_cb, NULL, NOTIFY_PRIORITY_HIGH);
        file_data_register_notify_func(collect_manager_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
-
-       parse_command_line_for_debug_option(argc, argv);
-
-       options = init_options(NULL);
-       setup_default_options(options);
-       load_options(options);
+       file_data_register_notify_func(metadata_notify_cb, NULL, NOTIFY_PRIORITY_LOW);
+       
 
        gtkrc_load();
-       gtk_init(&argc, &argv);
 
-       parse_command_line(argc, argv, &cmd_path, &cmd_file, &cmd_list, &collection_list, &geometry);
+       parse_command_line_for_debug_option(argc, argv);
+       DEBUG_1("%s main: gtk_init", get_exec_time());
+#ifdef HAVE_CLUTTER
+       if (gtk_clutter_init(&argc, &argv) != CLUTTER_INIT_SUCCESS)
+               {
+               log_printf("Can't initialize clutter-gtk.\n");
+               exit(1);
+               }
+#else
+       gtk_init(&argc, &argv);
+#endif
 
        if (gtk_major_version < GTK_MAJOR_VERSION ||
            (gtk_major_version == GTK_MAJOR_VERSION && gtk_minor_version < GTK_MINOR_VERSION) )
@@ -720,51 +793,53 @@ gint main(gint argc, gchar *argv[])
                log_printf("!!! %s may quit unexpectedly with a relocation error.\n", GQ_APPNAME);
                }
 
+       DEBUG_1("%s main: pixbuf_inline_register_stock_icons", get_exec_time());
+       pixbuf_inline_register_stock_icons();
+
+       DEBUG_1("%s main: setting default options before commandline handling", get_exec_time());
+       options = init_options(NULL);
+       setup_default_options(options);
+
+       DEBUG_1("%s main: parse_command_line", get_exec_time());
+       parse_command_line(argc, argv);
+
+       DEBUG_1("%s main: mkdir_if_not_exists", get_exec_time());
+       /* these functions don't depend on config file */
        mkdir_if_not_exists(get_rc_dir());
        mkdir_if_not_exists(get_collections_dir());
        mkdir_if_not_exists(get_thumbnails_cache_dir());
        mkdir_if_not_exists(get_metadata_cache_dir());
 
-       keys_load();
-       filter_add_defaults();
-       filter_rebuild();
+       setup_env_path();
 
+       keys_load();
        accel_map_load();
 
-       if (startup_blank)
-               {
-               g_free(cmd_path);
-               cmd_path = NULL;
-               g_free(cmd_file);
-               cmd_file = NULL;
-               filelist_free(cmd_list);
-               cmd_list = NULL;
-               string_list_free(collection_list);
-               collection_list = NULL;
-
-               path = NULL;
-               }
-       else if (cmd_path)
-               {
-               path = g_strdup(cmd_path);
-               }
-       else if (options->startup.restore_path && options->startup.path && isdir(options->startup.path))
+       /* restore session from the config file */
+
+
+       DEBUG_1("%s main: load_options", get_exec_time());
+       if (!load_options(options))
                {
-               path = g_strdup(options->startup.path);
+               /* load_options calls these functions after it parses global options, we have to call it here if it fails */
+               filter_add_defaults();
+               filter_rebuild();
                }
-       else
+
+       /* handle missing config file and commandline additions*/
+       if (!layout_window_list)
                {
-               path = get_current_dir();
+               /* broken or no config file */
+               layout_new_from_config(NULL, NULL, TRUE);
                }
 
-       lw = layout_new_with_geometry(NULL, options->layout.tools_float, options->layout.tools_hidden, geometry);
-       layout_sort_set(lw, options->file_sort.method, options->file_sort.ascending);
+       layout_editors_reload_start();
 
-       if (collection_list && !startup_command_line_collection)
+       if (command_line->collection_list && !command_line->startup_command_line_collection)
                {
                GList *work;
 
-               work = collection_list;
+               work = command_line->collection_list;
                while (work)
                        {
                        CollectWindow *cw;
@@ -778,12 +853,12 @@ gint main(gint argc, gchar *argv[])
                        }
                }
 
-       if (cmd_list ||
-           (startup_command_line_collection && collection_list))
+       if (command_line->cmd_list ||
+           (command_line->startup_command_line_collection && command_line->collection_list))
                {
                GList *work;
 
-               if (startup_command_line_collection)
+               if (command_line->startup_command_line_collection)
                        {
                        CollectWindow *cw;
 
@@ -802,22 +877,21 @@ gint main(gint argc, gchar *argv[])
 
                collection_path_changed(cd);
 
-               work = cmd_list;
+               work = command_line->cmd_list;
                while (work)
                        {
-                       collection_add(cd, file_data_new_simple((gchar *)work->data), FALSE);
+                       collection_add(cd, (FileData *)work->data, FALSE);
                        work = work->next;
                        }
 
-               work = collection_list;
+               work = command_line->collection_list;
                while (work)
                        {
                        collection_load(cd, (gchar *)work->data, COLLECTION_LOAD_APPEND);
                        work = work->next;
                        }
 
-               layout_set_path(lw, path);
-               if (cd->list) layout_image_set_collection(lw, cd, cd->list->data);
+               if (cd->list) layout_image_set_collection(NULL, cd, cd->list->data);
 
                /* mem leak, we never unref this collection when !startup_command_line_collection
                 * (the image view of the main window does not hold a ref to the collection)
@@ -828,36 +902,17 @@ gint main(gint argc, gchar *argv[])
                 */
 
                }
-       else if (cmd_file)
+       else if (first_collection)
                {
-               layout_set_path(lw, cmd_file);
-               }
-       else
-               {
-               layout_set_path(lw, path);
-               if (first_collection)
-                       {
-                       layout_image_set_collection(lw, first_collection,
-                                                   collection_get_first(first_collection));
-                       }
+               layout_image_set_collection(NULL, first_collection,
+                                           collection_get_first(first_collection));
                }
 
-       image_osd_set(lw->image, options->image_overlay.common.state | (options->image_overlay.common.show_at_startup ? OSD_SHOW_INFO : OSD_SHOW_NOTHING));
-
-       g_free(geometry);
-       g_free(cmd_path);
-       g_free(cmd_file);
-       filelist_free(cmd_list);
-       string_list_free(collection_list);
-       g_free(path);
-
-       if (startup_full_screen) layout_image_full_screen_start(lw);
-       if (startup_in_slideshow) layout_image_slideshow_start(lw);
-
        buf = g_build_filename(get_rc_dir(), ".command", NULL);
        remote_connection = remote_server_init(buf, cd);
        g_free(buf);
        
+       DEBUG_1("%s main: gtk_main", get_exec_time());
        gtk_main();
 #ifdef HAVE_GTHREAD
        gdk_threads_leave();