diff options
Diffstat (limited to 'refs/files-backend.c')
| -rw-r--r-- | refs/files-backend.c | 96 |
1 files changed, 60 insertions, 36 deletions
diff --git a/refs/files-backend.c b/refs/files-backend.c index f59589d6cc..95acab78ee 100644 --- a/refs/files-backend.c +++ b/refs/files-backend.c @@ -338,9 +338,9 @@ static struct ref_cache *get_loose_ref_cache(struct files_ref_store *refs) return refs->loose; } -static int files_read_raw_ref(struct ref_store *ref_store, const char *refname, - struct object_id *oid, struct strbuf *referent, - unsigned int *type, int *failure_errno) +static int read_ref_internal(struct ref_store *ref_store, const char *refname, + struct object_id *oid, struct strbuf *referent, + unsigned int *type, int *failure_errno, int skip_packed_refs) { struct files_ref_store *refs = files_downcast(ref_store, REF_STORE_READ, "read_raw_ref"); @@ -381,7 +381,7 @@ stat_ref: if (lstat(path, &st) < 0) { int ignore_errno; myerr = errno; - if (myerr != ENOENT) + if (myerr != ENOENT || skip_packed_refs) goto out; if (refs_read_raw_ref(refs->packed_ref_store, refname, oid, referent, type, &ignore_errno)) { @@ -425,7 +425,8 @@ stat_ref: * ref is supposed to be, there could still be a * packed ref: */ - if (refs_read_raw_ref(refs->packed_ref_store, refname, oid, + if (skip_packed_refs || + refs_read_raw_ref(refs->packed_ref_store, refname, oid, referent, type, &ignore_errno)) { myerr = EISDIR; goto out; @@ -470,6 +471,27 @@ out: return ret; } +static int files_read_raw_ref(struct ref_store *ref_store, const char *refname, + struct object_id *oid, struct strbuf *referent, + unsigned int *type, int *failure_errno) +{ + return read_ref_internal(ref_store, refname, oid, referent, type, failure_errno, 0); +} + +static int files_read_symbolic_ref(struct ref_store *ref_store, const char *refname, + struct strbuf *referent) +{ + struct object_id oid; + int failure_errno, ret; + unsigned int type; + + ret = read_ref_internal(ref_store, refname, &oid, referent, &type, &failure_errno, 1); + if (ret) + return ret; + + return !(type & REF_ISSYMREF); +} + int parse_loose_ref_contents(const char *buf, struct object_id *oid, struct strbuf *referent, unsigned int *type, int *failure_errno) @@ -800,9 +822,9 @@ static int files_ref_iterator_abort(struct ref_iterator *ref_iterator) } static struct ref_iterator_vtable files_ref_iterator_vtable = { - files_ref_iterator_advance, - files_ref_iterator_peel, - files_ref_iterator_abort + .advance = files_ref_iterator_advance, + .peel = files_ref_iterator_peel, + .abort = files_ref_iterator_abort, }; static struct ref_iterator *files_ref_iterator_begin( @@ -1787,6 +1809,7 @@ static int write_ref_to_lockfile(struct ref_lock *lock, fd = get_lock_file_fd(&lock->lk); if (write_in_full(fd, oid_to_hex(oid), the_hash_algo->hexsz) < 0 || write_in_full(fd, &term, 1) < 0 || + fsync_component(FSYNC_COMPONENT_REFERENCE, get_lock_file_fd(&lock->lk)) < 0 || close_ref_gently(lock) < 0) { strbuf_addf(err, "couldn't write '%s'", get_lock_file_path(&lock->lk)); @@ -2209,9 +2232,9 @@ static int files_reflog_iterator_abort(struct ref_iterator *ref_iterator) } static struct ref_iterator_vtable files_reflog_iterator_vtable = { - files_reflog_iterator_advance, - files_reflog_iterator_peel, - files_reflog_iterator_abort + .advance = files_reflog_iterator_advance, + .peel = files_reflog_iterator_peel, + .abort = files_reflog_iterator_abort, }; static struct ref_iterator *reflog_iterator_begin(struct ref_store *ref_store, @@ -3269,29 +3292,30 @@ static int files_init_db(struct ref_store *ref_store, struct strbuf *err) } struct ref_storage_be refs_be_files = { - NULL, - "files", - files_ref_store_create, - files_init_db, - files_transaction_prepare, - files_transaction_finish, - files_transaction_abort, - files_initial_transaction_commit, - - files_pack_refs, - files_create_symref, - files_delete_refs, - files_rename_ref, - files_copy_ref, - - files_ref_iterator_begin, - files_read_raw_ref, - - files_reflog_iterator_begin, - files_for_each_reflog_ent, - files_for_each_reflog_ent_reverse, - files_reflog_exists, - files_create_reflog, - files_delete_reflog, - files_reflog_expire + .next = NULL, + .name = "files", + .init = files_ref_store_create, + .init_db = files_init_db, + .transaction_prepare = files_transaction_prepare, + .transaction_finish = files_transaction_finish, + .transaction_abort = files_transaction_abort, + .initial_transaction_commit = files_initial_transaction_commit, + + .pack_refs = files_pack_refs, + .create_symref = files_create_symref, + .delete_refs = files_delete_refs, + .rename_ref = files_rename_ref, + .copy_ref = files_copy_ref, + + .iterator_begin = files_ref_iterator_begin, + .read_raw_ref = files_read_raw_ref, + .read_symbolic_ref = files_read_symbolic_ref, + + .reflog_iterator_begin = files_reflog_iterator_begin, + .for_each_reflog_ent = files_for_each_reflog_ent, + .for_each_reflog_ent_reverse = files_for_each_reflog_ent_reverse, + .reflog_exists = files_reflog_exists, + .create_reflog = files_create_reflog, + .delete_reflog = files_delete_reflog, + .reflog_expire = files_reflog_expire }; |