Disable buffering codecs (and code generally) on RaaA.

It's not useful to do it since you need to write back the code to disk to be able to load it from memory, it also requires writing to an executable directory.
Keep it for the simulator for the sake of simulating.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29261 a1c6a512-1295-4272-9138-f99709370657

3 files changed, 17 insertions, 5 deletions

diff --git a/apps/buffering.c b/apps/buffering.c
index 9c0ad13..1482d67 100644
--- a/apps/buffering.c
+++ b/apps/buffering.c
@@ -1012,7 +1012,11 @@ int bufopen(const char *file, size_t offset, enum data_type type,
 
         return h->id;
     }
-
+#ifdef APPLICATION
+    /* loading code from memory is not supported in application builds */
+    else if (type == TYPE_CODEC)
+        return ERR_UNSUPPORTED_TYPE;
+#endif
     /* Other cases: there is a little more work. */
     int fd = open(file, O_RDONLY);
     if (fd < 0)
diff --git a/apps/buffering.h b/apps/buffering.h
index 6e17b65..c3a9f92 100644
--- a/apps/buffering.h
+++ b/apps/buffering.h
@@ -44,6 +44,7 @@ enum data_type {
 #define ERR_INVALID_VALUE       -3
 #define ERR_FILE_ERROR          -4
 #define ERR_HANDLE_NOT_DONE     -5
+#define ERR_UNSUPPORTED_TYPE    -6
 
 
 /* Initialise the buffering subsystem */
diff --git a/apps/playback.c b/apps/playback.c
index 9030161..3a7faa3 100644
--- a/apps/playback.c
+++ b/apps/playback.c
@@ -1066,7 +1066,7 @@ static bool audio_release_tracks(void)
 
 static bool audio_loadcodec(bool start_play)
 {
-    int prev_track;
+    int prev_track, hid;
     char codec_path[MAX_PATH]; /* Full path to codec */
     const struct mp3entry *id3, *prev_id3;
 
@@ -1121,11 +1121,18 @@ static bool audio_loadcodec(bool start_play)
 
     codec_get_full_path(codec_path, codec_fn);
 
-    tracks[track_widx].codec_hid = bufopen(codec_path, 0, TYPE_CODEC, NULL);
-    if (tracks[track_widx].codec_hid < 0)
+    hid = tracks[track_widx].codec_hid = bufopen(codec_path, 0, TYPE_CODEC, NULL);
+
+    /* not an error if codec load it supported, will load it from disk
+     * application builds don't support it
+     */
+    if (hid < 0 && hid != ERR_UNSUPPORTED_TYPE)
         return false;
 
-    logf("Loaded codec");
+    if (hid > 0)
+        logf("Loaded codec");
+    else
+        logf("Buffering codec unsupported, load later from disk");
 
     return true;
 }