diff options
| -rw-r--r-- | refs.c | 21 |
1 files changed, 16 insertions, 5 deletions
@@ -825,6 +825,9 @@ struct packed_ref_cache { * when it is unlocked. */ struct lock_file *lock; + + /* The metadata from when this packed-refs cache was read */ + struct stat_validity validity; }; /* @@ -862,6 +865,7 @@ static int release_packed_ref_cache(struct packed_ref_cache *packed_refs) { if (!--packed_refs->referrers) { free_ref_entry(packed_refs->root); + stat_validity_clear(&packed_refs->validity); free(packed_refs); return 1; } else { @@ -1053,19 +1057,26 @@ static void read_packed_refs(FILE *f, struct ref_dir *dir) */ static struct packed_ref_cache *get_packed_ref_cache(struct ref_cache *refs) { + const char *packed_refs_file; + + if (*refs->name) + packed_refs_file = git_path_submodule(refs->name, "packed-refs"); + else + packed_refs_file = git_path("packed-refs"); + + if (refs->packed && + !stat_validity_check(&refs->packed->validity, packed_refs_file)) + clear_packed_ref_cache(refs); + if (!refs->packed) { - const char *packed_refs_file; FILE *f; refs->packed = xcalloc(1, sizeof(*refs->packed)); acquire_packed_ref_cache(refs->packed); refs->packed->root = create_dir_entry(refs, "", 0, 0); - if (*refs->name) - packed_refs_file = git_path_submodule(refs->name, "packed-refs"); - else - packed_refs_file = git_path("packed-refs"); f = fopen(packed_refs_file, "r"); if (f) { + stat_validity_update(&refs->packed->validity, fileno(f)); read_packed_refs(f, get_ref_dir(refs->packed->root)); fclose(f); } |