Merge branch 'v0.17.x'

Conflicts:
	src/player_thread.c

NEWS

@@ -13,6 +13,7 @@ ver 0.17.2 (2012/??/??)
   - httpd: use monotonic clock, avoid hiccups after system clock adjustment
   - httpd: fix throttling bug after resuming playback
 * mapper: fix non-UTF8 music directory name
+* mapper: fix potential crash in file permission check
 
 
 ver 0.17.1 (2012/07/31)

src/filter/volume_filter_plugin.c

@@ -26,7 +26,6 @@
 #include "pcm_buffer.h"
 #include "pcm_volume.h"
 #include "audio_format.h"
-#include "player_control.h"
 
 #include <assert.h>
 #include <string.h>

src/mapper.c

@@ -93,10 +93,10 @@ check_directory(const char *path)
 #endif
 
 	DIR *dir = opendir(path);
-	if (dir == NULL && errno == EACCES)
+	if (dir != NULL)
-		g_warning("No permission to read directory: %s", path);
-	else
 		closedir(dir);
+	else if (errno == EACCES)
+		g_warning("No permission to read directory: %s", path);
 }
 
 static void

src/player_thread.c

@@ -458,6 +458,8 @@ static bool player_seek_decoder(struct player *player)
 
 	assert(pc->next_song != NULL);
 
+	const unsigned start_ms = song->start_ms;
+
 	if (!decoder_lock_is_current_song(dc, song)) {
 		/* the decoder is already decoding the "next" song -
 		   stop it and start the previous song again */
@@ -506,7 +508,7 @@ static bool player_seek_decoder(struct player *player)
 	if (where < 0.0)
 		where = 0.0;
 
-	if (!dc_seek(dc, where + song->start_ms / 1000.0)) {
+	if (!dc_seek(dc, where + start_ms / 1000.0)) {
 		/* decoder failure */
 		player_command_finished(pc);
 		return false;

src/playlist.c

@@ -239,9 +239,13 @@ playlist_sync(struct playlist *playlist, struct player_control *pc)
 		if (pc_next_song == NULL && playlist->queued != -1)
 			playlist_song_started(playlist, pc);
 
+		player_lock(pc);
+		pc_next_song = pc->next_song;
+		player_unlock(pc);
+
 		/* make sure the queued song is always set (if
 		   possible) */
-		if (pc->next_song == NULL && playlist->queued < 0)
+		if (pc_next_song == NULL && playlist->queued < 0)
 			playlist_update_queued_song(playlist, pc, NULL);
 	}
 }

src/volume.c

@@ -20,7 +20,6 @@
 #include "config.h"
 #include "volume.h"
 #include "conf.h"
-#include "player_control.h"
 #include "idle.h"
 #include "pcm_volume.h"
 #include "output_all.h"