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| author | Max Kellermann <max@duempel.org> | 2010-09-07 20:21:19 +0200 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2010-09-07 20:21:19 +0200 |
| commit | 663815ead8feca5188b9a6e06316421303f06851 (patch) | |
| tree | 5a4cff877ea0684bcbd3784650bfa93e5e7d7ef2 | |
| parent | bc87ec0059321485727b13ab7456de9dead2da8b (diff) | |
| download | mpd-663815ead8feca5188b9a6e06316421303f06851.tar.gz mpd-663815ead8feca5188b9a6e06316421303f06851.tar.xz mpd-663815ead8feca5188b9a6e06316421303f06851.zip | |
playlist_vector: update_or_add() returns bool
False if the vector was not modified.
| -rw-r--r-- | src/playlist_vector.c | 7 | ||||
| -rw-r--r-- | src/playlist_vector.h | 5 |
2 files changed, 10 insertions, 2 deletions
diff --git a/src/playlist_vector.c b/src/playlist_vector.c index 80b70a96c..7c1765a98 100644 --- a/src/playlist_vector.c +++ b/src/playlist_vector.c @@ -93,16 +93,21 @@ playlist_vector_add(struct playlist_vector *pv, pv->head = pm; } -void +bool playlist_vector_update_or_add(struct playlist_vector *pv, const char *name, time_t mtime) { struct playlist_metadata **pmp = playlist_vector_find_p(pv, name); if (pmp != NULL) { struct playlist_metadata *pm = *pmp; + if (mtime == pm->mtime) + return false; + pm->mtime = mtime; } else playlist_vector_add(pv, name, mtime); + + return true; } bool diff --git a/src/playlist_vector.h b/src/playlist_vector.h index a2ba306d3..566de5f00 100644 --- a/src/playlist_vector.h +++ b/src/playlist_vector.h @@ -58,7 +58,10 @@ void playlist_vector_add(struct playlist_vector *pv, const char *name, time_t mtime); -void +/** + * @return true if the vector or one of its items was modified + */ +bool playlist_vector_update_or_add(struct playlist_vector *pv, const char *name, time_t mtime); |