gstreamer/tools/gst-register.c

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/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gst-register.c: Plugin subsystem for loading elements, types, and libs
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gst/gst.h>
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <string.h>
#include <errno.h>
#include <locale.h>
#include "gst/gst-i18n-app.h"
static gint num_features = 0;
static gint num_plugins = 0;
static void
plugin_added_func (GstRegistry * registry, GstPlugin * plugin,
gpointer user_data)
{
g_print (_("Added plugin %s with %d %s.\n"), plugin->desc.name,
plugin->numfeatures,
ngettext ("feature", "features", plugin->numfeatures));
num_features += plugin->numfeatures;
num_plugins++;
}
static void
spawn_all_in_dir (const char *dirname)
{
char *argv[2] = { NULL, NULL };
GDir *dir;
const char *file;
/* g_print("spawning all in %s\n", dirname); */
dir = g_dir_open (dirname, 0, NULL);
if (dir == NULL)
return;
while ((file = g_dir_read_name (dir))) {
argv[0] = g_build_filename (dirname, file, NULL);
g_print ("running %s\n", argv[0]);
g_spawn_sync (NULL, argv, NULL, G_SPAWN_FILE_AND_ARGV_ZERO, NULL, NULL,
NULL, NULL, NULL, NULL);
g_free (argv[0]);
}
g_dir_close (dir);
}
int
main (int argc, char *argv[])
{
GList *registries;
GList *path_spill = NULL; /* used for path spill from failing registries */
#ifdef GETTEXT_PACKAGE
bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
textdomain (GETTEXT_PACKAGE);
#endif
/* Init gst */
_gst_registry_auto_load = FALSE;
gst_init (&argc, &argv);
registries = gst_registry_pool_list ();
registries = g_list_reverse (registries);
while (registries) {
GstRegistry *registry = GST_REGISTRY (registries->data);
GList *dir_list;
GList *iter;
char *dir;
if (path_spill) {
GList *iter;
/* add spilled paths to this registry;
* since they're spilled they probably weren't loaded correctly
* so we should give a lower priority registry the chance to do them */
for (iter = path_spill; iter; iter = iter->next) {
g_print (_("Added path %s to %s \n"),
(const char *) iter->data, registry->name);
gst_registry_add_path (registry, (const gchar *) iter->data);
}
g_list_free (path_spill);
path_spill = NULL;
}
g_signal_connect (G_OBJECT (registry), "plugin_added",
G_CALLBACK (plugin_added_func), NULL);
if (registry->flags & GST_REGISTRY_WRITABLE) {
char *location;
g_object_get (registry, "location", &location, NULL);
g_print (_("Rebuilding %s (%s) ...\n"), registry->name, location);
g_free (location);
gst_registry_rebuild (registry);
gst_registry_save (registry);
} else {
g_print (_("Trying to load %s ...\n"), registry->name);
if (!gst_registry_load (registry)) {
g_print (_("Error loading %s\n"), registry->name);
/* move over paths from this registry to the next one */
path_spill = g_list_concat (path_spill,
gst_registry_get_path_list (registry));
/* this assertion triggers for a non-readable/writable user registry,
* see #148283 */
/* g_assert (path_spill != NULL); */
}
/* also move over paths if the registry wasn't writable
* FIXME: we should check if the paths that were loaded from this
registry get removed from the path_list so we only try to
spill paths that could not be registered */
/* Until that is done, don't spill paths when registry is not writable
(e.g. case of user running gst-register and sysreg not writable) */
/*
path_spill = g_list_concat (path_spill,
gst_registry_get_path_list (registry));
*/
}
dir_list = gst_registry_get_path_list (registry);
for (iter = dir_list; iter; iter = iter->next) {
dir =
g_build_filename ((const char *) iter->data, "register-scripts",
NULL);
spawn_all_in_dir (dir);
g_free (dir);
}
g_list_free (dir_list);
registries = g_list_next (registries);
}
g_print (_("Loaded %d plugins with %d %s.\n"), num_plugins, num_features,
ngettext ("feature", "features", num_features));
return (0);
}