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playlist_list: check if open method is present

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Use open_uri() / open_stream() only after checking that they are
implemented.
This commit is contained in:
Max Kellermann 2009-12-16 21:23:20 +01:00
parent 50ea6a4b5c
commit 843717d25c
1 changed files with 6 additions and 2 deletions
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8
src/playlist_list.c
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@ -131,7 +131,8 @@ playlist_list_open_uri(const char *uri)
for (unsigned i = 0; playlist_plugins[i] != NULL; ++i) {
const struct playlist_plugin *plugin = playlist_plugins[i];
if (playlist_plugins_enabled[i] && plugin->schemes != NULL &&
if (playlist_plugins_enabled[i] && plugin->open_uri != NULL &&
plugin->schemes != NULL &&
string_array_contains(plugin->schemes, scheme)) {
playlist = playlist_plugin_open_uri(plugin, uri);
if (playlist != NULL)
@ -155,6 +156,7 @@ playlist_list_open_stream_mime(struct input_stream *is)
const struct playlist_plugin *plugin = playlist_plugins[i];
if (playlist_plugins_enabled[i] &&
plugin->open_stream != NULL &&
plugin->mime_types != NULL &&
string_array_contains(plugin->mime_types, is->mime)) {
/* rewind the stream, so each plugin gets a
@ -181,7 +183,9 @@ playlist_list_open_stream_suffix(struct input_stream *is, const char *suffix)
for (unsigned i = 0; playlist_plugins[i] != NULL; ++i) {
const struct playlist_plugin *plugin = playlist_plugins[i];
if (playlist_plugins_enabled[i] && plugin->suffixes != NULL &&
if (playlist_plugins_enabled[i] &&
plugin->open_stream != NULL &&
plugin->suffixes != NULL &&
string_array_contains(plugin->suffixes, suffix)) {
/* rewind the stream, so each plugin gets a
fresh start */