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add gerror to gstplugin.c -- not fully propagated to periphery apis fix recursive dir creation in the xml registry co...

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Original commit message from CVS:
* add gerror to gstplugin.c -- not fully propagated to periphery apis
* fix recursive dir creation in the xml registry
* comment identity props
* fix dependency resolution in lib loading
This commit is contained in:
Andy Wingo 2002-05-20 23:11:10 +00:00
parent 5484324b04
commit ad88770782
5 changed files with 128 additions and 39 deletions
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4
gst/elements/gstidentity.c
View file

@ -97,10 +97,10 @@ gst_identity_class_init (GstIdentityClass *klass)
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_LOOP_BASED,
g_param_spec_boolean ("loop_based", "loop_based", "loop_based",
g_param_spec_boolean ("loop-based", "Loop-based", "Set to TRUE to use loop-based rather than chain-based scheduling",
TRUE, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SLEEP_TIME,
g_param_spec_uint ("sleep_time", "sleep_time", "sleep_time",
g_param_spec_uint ("sleep-time", "Sleep time", "Microseconds to sleep between processing",
0, G_MAXUINT, 0, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DUPLICATE,
g_param_spec_uint ("duplicate", "Duplicate Buffers", "Push the buffers N times",

39
gst/gstplugin.c
View file

@ -38,6 +38,15 @@ GList *_gst_plugin_static = NULL;
static void gst_plugin_register_statics (GModule *module);
static GstPlugin* gst_plugin_register_func (GstPluginDesc *desc, GstPlugin *plugin,
GModule *module);
GQuark
gst_plugin_error_quark (void)
{
static GQuark quark = 0;
if (!quark)
quark = g_quark_from_static_string ("gst_plugin_error");
return quark;
}
void
_gst_plugin_initialize (void)
{
@ -119,13 +128,14 @@ gst_plugin_new (const gchar *filename)
/**
* gst_plugin_load_plugin:
* @plugin: The plugin to load
* @error: Pointer to a NULL-valued GError.
*
* Load the given plugin.
*
* Returns: whether or not the plugin loaded
* Returns: whether or not the plugin loaded. Sets @error as appropriate.
*/
gboolean
gst_plugin_load_plugin (GstPlugin *plugin)
gst_plugin_load_plugin (GstPlugin *plugin, GError **error)
{
GModule *module;
GstPluginDesc *desc;
@ -142,12 +152,19 @@ gst_plugin_load_plugin (GstPlugin *plugin)
GST_DEBUG (GST_CAT_PLUGIN_LOADING, "attempt to load plugin \"%s\"", filename);
if (g_module_supported () == FALSE) {
g_warning ("gstplugin: wow, you built this on a platform without dynamic loading???\n");
g_set_error (error,
GST_PLUGIN_ERROR,
GST_PLUGIN_ERROR_MODULE,
"Dynamic loading not supported");
return FALSE;
}
if (stat (filename, &file_status)) {
g_warning ("problem opening file %s (plugin %s)\n", filename, plugin->name);
g_set_error (error,
GST_PLUGIN_ERROR,
GST_PLUGIN_ERROR_MODULE,
"Problem opening file %s (plugin %s)\n",
filename, plugin->name);
return FALSE;
}
@ -167,12 +184,20 @@ gst_plugin_load_plugin (GstPlugin *plugin)
}
}
else {
GST_DEBUG (GST_CAT_PLUGIN_LOADING, "could not find plugin_desc in \"%s\"", filename);
g_set_error (error,
GST_PLUGIN_ERROR,
GST_PLUGIN_ERROR_MODULE,
"Could not find plugin_desc in \"%s\"",
filename);
}
return FALSE;
}
else {
GST_INFO (GST_CAT_PLUGIN_LOADING, "error loading plugin %s, reason: %s\n", filename, g_module_error());
g_set_error (error,
GST_PLUGIN_ERROR,
GST_PLUGIN_ERROR_MODULE,
"Error loading plugin %s, reason: %s\n",
filename, g_module_error());
}
return FALSE;
@ -384,7 +409,7 @@ gst_plugin_load (const gchar *name)
plugin = gst_registry_pool_find_plugin (name);
if (plugin)
return gst_plugin_load_plugin (plugin);
return gst_plugin_load_plugin (plugin, NULL);
return FALSE;
}

11
gst/gstplugin.h
View file

@ -30,6 +30,15 @@
#include <gst/gstpluginfeature.h>
GQuark gst_plugin_error_quark (void);
#define GST_PLUGIN_ERROR gst_plugin_error_quark ()
typedef enum
{
GST_PLUGIN_ERROR_MODULE,
GST_PLUGIN_ERROR_DEPENDENCIES
} GstPluginError;
#define GST_PLUGIN(plugin) ((GstPlugin *) (plugin))
typedef struct _GstPlugin GstPlugin;
@ -101,7 +110,7 @@ gboolean gst_plugin_is_loaded (GstPlugin *plugin);
GList* gst_plugin_get_feature_list (GstPlugin *plugin);
GstPluginFeature* gst_plugin_find_feature (GstPlugin *plugin, const gchar *name, GType type);
gboolean gst_plugin_load_plugin (GstPlugin *plugin);
gboolean gst_plugin_load_plugin (GstPlugin *plugin, GError** error);
gboolean gst_plugin_unload_plugin (GstPlugin *plugin);
void gst_plugin_add_feature (GstPlugin *plugin, GstPluginFeature *feature);

109
gst/registries/gstxmlregistry.c
View file

@ -291,27 +291,47 @@ get_time(const char * path)
#define dirmode \
(S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)
static void gst_xml_registry_get_perms_func (GstXMLRegistry *registry)
static gboolean
make_dir (gchar *filename)
{
struct stat dirstat;
time_t mod_time = 0;
gchar *dirname;
if (strrchr (filename, '/') == NULL)
return FALSE;
dirname = g_strndup(filename, strrchr(filename, '/') - filename);
if (stat (dirname, &dirstat) == -1 && errno == ENOENT) {
if (mkdir (dirname, dirmode) != 0) {
if (make_dir (dirname) != TRUE) {
g_free(dirname);
return FALSE;
} else {
if (mkdir (dirname, dirmode) != 0)
return FALSE;
}
}
}
g_free(dirname);
return TRUE;
}
static void
gst_xml_registry_get_perms_func (GstXMLRegistry *registry)
{
time_t mod_time = 0;
FILE *temp;
/* if the dir does not exist, make it. if that can't be done, flags = 0x0.
if the file can be appended to, it's writable. if it can then be read,
it's readable. */
dirname = g_strndup(registry->location,
strrchr(registry->location, '/') - registry->location);
if (stat(dirname, &dirstat) == -1 && errno == ENOENT) {
if (mkdir(dirname, dirmode) != 0) {
/* we can't do anything with it, leave flags as 0x0 */
g_free(dirname);
return;
}
if (make_dir (registry->location) != TRUE) {
/* we can't do anything with it, leave flags as 0x0 */
return;
}
g_free(dirname);
mod_time = get_time (registry->location);
@ -564,7 +584,8 @@ gst_xml_registry_load (GstRegistry *registry)
static GstRegistryReturn
gst_xml_registry_load_plugin (GstRegistry *registry, GstPlugin *plugin)
{
if (!gst_plugin_load_plugin (plugin)) {
/* FIXME: add gerror support */
if (!gst_plugin_load_plugin (plugin, NULL)) {
return GST_REGISTRY_PLUGIN_LOAD_ERROR;
}
@ -1376,11 +1397,11 @@ gst_xml_registry_save (GstRegistry *registry)
return TRUE;
}
static void
static GList*
gst_xml_registry_rebuild_recurse (GstXMLRegistry *registry, const gchar *directory)
{
GDir *dir;
gboolean loaded = FALSE;
GList *ret = NULL;
dir = g_dir_open (directory, 0, NULL);
@ -1396,7 +1417,7 @@ gst_xml_registry_rebuild_recurse (GstXMLRegistry *registry, const gchar *directo
}
dirname = g_strjoin ("/", directory, dirent, NULL);
gst_xml_registry_rebuild_recurse (registry, dirname);
ret = g_list_concat (ret, gst_xml_registry_rebuild_recurse (registry, dirname));
g_free(dirname);
}
g_dir_close (dir);
@ -1406,25 +1427,20 @@ gst_xml_registry_rebuild_recurse (GstXMLRegistry *registry, const gchar *directo
if ((temp = strstr (directory, ".so")) &&
(!strcmp (temp, ".so"))) {
GstPlugin *plugin = gst_plugin_new (directory);
loaded = gst_plugin_load_plugin (plugin);
if (!loaded) {
g_free (plugin->filename);
g_free (plugin);
}
else {
gst_registry_add_plugin (GST_REGISTRY (registry), plugin);
}
ret = g_list_prepend (ret, gst_plugin_new (directory));
}
}
}
return ret;
}
static gboolean
gst_xml_registry_rebuild (GstRegistry *registry)
{
GList *walk = NULL;
GList *walk = NULL, *plugins = NULL, *prune = NULL;
GError *error = NULL;
gint length;
GstXMLRegistry *xmlregistry = GST_XML_REGISTRY (registry);
walk = registry->paths;
@ -1434,10 +1450,49 @@ gst_xml_registry_rebuild (GstRegistry *registry)
GST_INFO (GST_CAT_PLUGIN_LOADING, "Rebuilding registry %p in directory %s...", registry, path);
gst_xml_registry_rebuild_recurse (xmlregistry, path);
plugins = g_list_concat (plugins, gst_xml_registry_rebuild_recurse (xmlregistry, path));
walk = g_list_next (walk);
}
plugins = g_list_reverse (plugins);
do {
length = g_list_length (plugins);
walk = plugins;
while (walk) {
g_assert (walk->data);
if (gst_plugin_load_plugin (GST_PLUGIN (walk->data), NULL)) {
prune = g_list_prepend (prune, walk->data);
gst_registry_add_plugin (registry, GST_PLUGIN (walk->data));
}
walk = g_list_next (walk);
}
walk = prune;
while (walk) {
plugins = g_list_remove (plugins, walk->data);
walk = g_list_next (walk);
}
g_list_free (prune);
prune = NULL;
} while (g_list_length (plugins) != length);
walk = plugins;
while (walk) {
/* should return FALSE */
gst_plugin_load_plugin (GST_PLUGIN (walk->data), &error);
GST_INFO (GST_CAT_PLUGIN_LOADING, "Plugin %s failed to load: %s\n",
((GstPlugin*)walk->data)->filename, error->message);
g_free (((GstPlugin*)walk->data)->filename);
g_free (walk->data);
g_error_free (error);
error = NULL;
walk = g_list_next (walk);
}
return TRUE;
}

4
plugins/elements/gstidentity.c
View file

@ -97,10 +97,10 @@ gst_identity_class_init (GstIdentityClass *klass)
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_LOOP_BASED,
g_param_spec_boolean ("loop_based", "loop_based", "loop_based",
g_param_spec_boolean ("loop-based", "Loop-based", "Set to TRUE to use loop-based rather than chain-based scheduling",
TRUE, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SLEEP_TIME,
g_param_spec_uint ("sleep_time", "sleep_time", "sleep_time",
g_param_spec_uint ("sleep-time", "Sleep time", "Microseconds to sleep between processing",
0, G_MAXUINT, 0, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DUPLICATE,
g_param_spec_uint ("duplicate", "Duplicate Buffers", "Push the buffers N times",