Mapper: remove unused function map_song_fs()

src/Mapper.cxx

@@ -193,73 +193,6 @@ map_uri_fs(const char *uri)
 	return AllocatedPath::Build(music_dir_fs, uri_fs);
 }
 
-gcc_pure
-static AllocatedPath
-map_directory_fs(const Directory &directory)
-{
-	assert(!music_dir_fs.IsNull());
-
-	if (directory.IsRoot())
-		return music_dir_fs;
-
-	return map_uri_fs(directory.GetPath());
-}
-
-/**
- * Determines the file system path of a directory's child (may be a
- * sub directory or a song).
- *
- * @param directory the parent directory object
- * @param name the child's name in UTF-8
- * @return the path in file system encoding, or nullptr if mapping failed
- */
-static AllocatedPath
-map_directory_child_fs(const Directory &directory, const char *name)
-{
-	assert(!music_dir_fs.IsNull());
-
-	/* check for invalid or unauthorized base names */
-	if (*name == 0 || strchr(name, '/') != nullptr ||
-	    strcmp(name, ".") == 0 || strcmp(name, "..") == 0)
-		return AllocatedPath::Null();
-
-	const auto parent_fs = map_directory_fs(directory);
-	if (parent_fs.IsNull())
-		return AllocatedPath::Null();
-
-	const auto name_fs = AllocatedPath::FromUTF8(name);
-	if (name_fs.IsNull())
-		return AllocatedPath::Null();
-
-	return AllocatedPath::Build(parent_fs, name_fs);
-}
-
-AllocatedPath
-map_song_fs(const Song &song)
-{
-	assert(song.parent != nullptr);
-
-	return map_directory_child_fs(*song.parent, song.uri);
-}
-
-#endif
-
-AllocatedPath
-map_song_fs(const DetachedSong &song)
-{
-	if (song.IsAbsoluteFile())
-		return AllocatedPath::FromUTF8(song.GetRealURI());
-	else {
-#ifdef ENABLE_DATABASE
-		return map_uri_fs(song.GetURI());
-#else
-		return AllocatedPath::Null();
-#endif
-	}
-}
-
-#ifdef ENABLE_DATABASE
-
 std::string
 map_fs_to_utf8(const char *path_fs)
 {

src/Mapper.hxx

@@ -92,25 +92,6 @@ AllocatedPath
 map_uri_fs(const char *uri);
 
 /**
- * Determines the file system path of a song.  This must not be a
- * remote song.
- *
- * @param song the song object
- * @return the path in file system encoding, or nullptr if mapping failed
- */
-gcc_pure
-AllocatedPath
-map_song_fs(const Song &song);
-
-#endif
-
-gcc_pure
-AllocatedPath
-map_song_fs(const DetachedSong &song);
-
-#ifdef ENABLE_DATABASE
-
-/**
  * Maps a file system path (relative to the music directory or
  * absolute) to a relative path in UTF-8 encoding.
  *