Merge branch 'mk/client-merge'

* mk/client-merge: (49 commits)
  client: shorten names of the struct client variables
  client: simplified client_read()
  client: client_input_received() returns 0
  client: check for COMMAND_RETURN_CLOSE
  client: renamed local variable "selret" to "ret"
  client: moved CLOSE/KILL check after client_process_line()
  client: don't check FD_ISSET(client->fd) on expired client
  client: removed assert(client->fd)>=0
  fix -Wcast-qual -Wwrite-strings warnings
  playlist: return -1 after assert(0)
  command: concatenate strings at compile time
  audio: don't pass "fd" to {en,dis}ableAudioDevice()
  volume: don't pass "fd" to changeVolumeLevel()
  directory: printDirectoryInfo() does not call commandError()
  directory: don't pass fd to traverseAllIn()
  directory: don't pass fd to traverseAllIn() callbacks
  playlist: PlaylistInfo() does not call commandError()
  playlist: don't pass "fd" to storedPlaylist.c functions
  playlist: don't pass "fd" to playlist.c functions
  playlist: showPlaylist() and shufflePlaylist() cannot fail
  ...

1 files changed, 8 insertions, 4 deletions

diff --git a/src/inputPlugins/wavpack_plugin.c b/src/inputPlugins/wavpack_plugin.c
index 77339dabd..8bba8ae2b 100644
--- a/src/inputPlugins/wavpack_plugin.c
+++ b/src/inputPlugins/wavpack_plugin.c
@@ -224,34 +224,38 @@ static char *wavpack_tag(WavpackContext *wpc, char *key)
 
 static ReplayGainInfo *wavpack_replaygain(WavpackContext *wpc)
 {
+	static char replaygain_track_gain[] = "replaygain_track_gain";
+	static char replaygain_album_gain[] = "replaygain_album_gain";
+	static char replaygain_track_peak[] = "replaygain_track_peak";
+	static char replaygain_album_peak[] = "replaygain_album_peak";
 	ReplayGainInfo *replayGainInfo;
 	int found = 0;
 	char *value;
 
 	replayGainInfo = newReplayGainInfo();
 
-	value = wavpack_tag(wpc, "replaygain_track_gain");
+	value = wavpack_tag(wpc, replaygain_track_gain);
 	if (value) {
 		replayGainInfo->trackGain = atof(value);
 		free(value);
 		found = 1;
 	}
 
-	value = wavpack_tag(wpc, "replaygain_album_gain");
+	value = wavpack_tag(wpc, replaygain_album_gain);
 	if (value) {
 		replayGainInfo->albumGain = atof(value);
 		free(value);
 		found = 1;
 	}
 
-	value = wavpack_tag(wpc, "replaygain_track_peak");
+	value = wavpack_tag(wpc, replaygain_track_peak);
 	if (value) {
 		replayGainInfo->trackPeak = atof(value);
 		free(value);
 		found = 1;
 	}
 
-	value = wavpack_tag(wpc, "replaygain_album_peak");
+	value = wavpack_tag(wpc, replaygain_album_peak);
 	if (value) {
 		replayGainInfo->albumPeak = atof(value);
 		free(value);