/**
* gimp_config_deserialize_stream:
* @config: a #GObject that implements the #GimpConfigInterface.
* @input: the #GInputStream to read configuration from.
* @data: user data passed to the deserialize implementation.
* @error: return location for a possible error
*
* Reads configuration data from @input and configures @config
* accordingly. Basically this function creates a properly configured
* #GScanner for you and calls the deserialize function of the
* @config's #GimpConfigInterface.
*
* Return value: %TRUE if deserialization succeeded, %FALSE otherwise.
*
* Since: 2.10
**/
gboolean
gimp_config_deserialize_stream (GimpConfig *config,
GInputStream *input,
gpointer data,
GError **error)
{
GScanner *scanner;
gboolean success;
g_return_val_if_fail (GIMP_IS_CONFIG (config), FALSE);
g_return_val_if_fail (G_IS_INPUT_STREAM (input), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
scanner = gimp_scanner_new_stream (input, error);
if (! scanner)
return FALSE;
g_object_freeze_notify (G_OBJECT (config));
success = GIMP_CONFIG_GET_INTERFACE (config)->deserialize (config,
scanner, 0, data);
g_object_thaw_notify (G_OBJECT (config));
gimp_scanner_destroy (scanner);
if (! success)
g_assert (error == NULL || *error != NULL);
return success;
}
/**
* gimp_scanner_new_gfile:
* @file: a #GFile
* @error: return location for #GError, or %NULL
*
* Return value: The new #GScanner.
*
* Since: 2.10
**/
GScanner *
gimp_scanner_new_gfile (GFile *file,
GError **error)
{
GScanner *scanner;
gchar *path;
g_return_val_if_fail (G_IS_FILE (file), NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
path = g_file_get_path (file);
if (path)
{
GMappedFile *mapped;
mapped = g_mapped_file_new (path, FALSE, error);
g_free (path);
if (! mapped)
{
if (error)
{
(*error)->domain = GIMP_CONFIG_ERROR;
(*error)->code = ((*error)->code == G_FILE_ERROR_NOENT ?
GIMP_CONFIG_ERROR_OPEN_ENOENT :
GIMP_CONFIG_ERROR_OPEN);
}
return NULL;
}
/* gimp_scanner_new() takes a "name" for the scanner, not a filename */
scanner = gimp_scanner_new (gimp_file_get_utf8_name (file),
mapped, NULL, error);
g_scanner_input_text (scanner,
g_mapped_file_get_contents (mapped),
g_mapped_file_get_length (mapped));
}
else
{
GInputStream *input;
input = G_INPUT_STREAM (g_file_read (file, NULL, error));
if (! input)
{
if (error)
{
(*error)->domain = GIMP_CONFIG_ERROR;
(*error)->code = ((*error)->code == G_IO_ERROR_NOT_FOUND ?
GIMP_CONFIG_ERROR_OPEN_ENOENT :
GIMP_CONFIG_ERROR_OPEN);
}
return NULL;
}
g_object_set_data (G_OBJECT (input), "gimp-data", file);
scanner = gimp_scanner_new_stream (input, error);
g_object_unref (input);
}
return scanner;
}