pl_save_all won't save unmodified playlists

2 files changed, 6 insertions, 0 deletions

diff --git a/playlist.c b/playlist.c
index ff9e8435..7a3bf5a0 100644
--- a/playlist.c
+++ b/playlist.c
@@ -1921,6 +1921,7 @@ pl_crop_selected (void) {
 int
 plt_save (playlist_t *plt, playItem_t *first, playItem_t *last, const char *fname, int *pabort, int (*cb)(playItem_t *it, void *data), void *user_data) {
     LOCK;
+    plt->last_save_modification_idx = plt->last_save_modification_idx;
     const char *ext = strrchr (fname, '.');
     if (ext) {
         DB_playlist_t **plug = deadbeef->plug_get_playlist_list ();
@@ -2187,6 +2188,9 @@ pl_save_all (void) {
             err = -1;
             break;
         }
+        if (p->last_save_modification_idx == p->modification_idx) {
+            continue;
+        }
         err = plt_save (p, NULL, NULL, path, NULL, NULL, NULL);
         if (err < 0) {
             break;
@@ -2542,6 +2546,7 @@ pl_load_all (void) {
             plt->current_row[PL_MAIN] = deadbeef->conf_get_int (conf, -1);
             snprintf (conf, sizeof (conf), "playlist.scroll.%d", i);
             plt->scroll = deadbeef->conf_get_int (conf, 0);
+            plt->last_save_modification_idx = plt->modification_idx = 0;
             plt_unref (plt);
 
             if (!it) {
diff --git a/playlist.h b/playlist.h
index 9328dcca..44149aba 100644
--- a/playlist.h
+++ b/playlist.h
@@ -62,6 +62,7 @@ typedef struct playlist_s {
     int count[2];
     float totaltime;
     int modification_idx;
+    int last_save_modification_idx;
     playItem_t *head[PL_MAX_ITERATORS]; // head of linked list
     playItem_t *tail[PL_MAX_ITERATORS]; // tail of linked list
     int current_row[PL_MAX_ITERATORS]; // current row (cursor)