common/playlist: add playlist_set_current()

common/playlist.c

@@ -434,3 +434,24 @@ struct playlist *playlist_parse_file(const char *file, struct mp_cancel *cancel,
     talloc_free(log);
     return ret;
 }
+
+void playlist_set_current(struct playlist *pl)
+{
+    if (!pl->playlist_dir)
+        return;
+
+    for (int i = 0; i < pl->num_entries; ++i) {
+        if (!pl->entries[i]->playlist_path)
+            continue;
+        char *path = pl->entries[i]->playlist_path;
+        if (path[0] != '.')
+            path = mp_path_join(NULL, pl->playlist_dir, pl->entries[i]->playlist_path);
+        bool same = !strcmp(pl->entries[i]->filename, path);
+        if (path != pl->entries[i]->playlist_path)
+            talloc_free(path);
+        if (same) {
+            pl->current = pl->entries[i];
+            break;
+        }
+    }
+}

common/playlist.h

@@ -125,4 +125,6 @@ struct playlist *playlist_parse_file(const char *file, struct mp_cancel *cancel,
 
 void playlist_entry_unref(struct playlist_entry *e);
 
+void playlist_set_current(struct playlist *pl);
+
 #endif

player/loadfile.c

@@ -1042,20 +1042,8 @@ void prepare_playlist(struct MPContext *mpctx, struct playlist *pl)
     if (opts->playlist_pos >= 0)
         pl->current = playlist_entry_from_index(pl, opts->playlist_pos);
 
-    for (int i = 0; i < pl->num_entries && pl->playlist_dir; ++i) {
-        if (!pl->entries[i]->playlist_path)
-            continue;
-        char *path = pl->entries[i]->playlist_path;
-        if (path[0] != '.')
-            path = mp_path_join(NULL, pl->playlist_dir, pl->entries[i]->playlist_path);
-        bool same = !strcmp(pl->entries[i]->filename, path);
-        if (path != pl->entries[i]->playlist_path)
-            talloc_free(path);
-        if (same) {
-            pl->current = pl->entries[i];
-            break;
-        }
-    }
+    if (pl->playlist_dir)
+        playlist_set_current(pl);
 
     if (opts->shuffle)
         playlist_shuffle(pl);