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Diffstat (limited to 'refs.c')
-rw-r--r--refs.c48
1 files changed, 28 insertions, 20 deletions
diff --git a/refs.c b/refs.c
index 6664423f8d..ed3b2cb405 100644
--- a/refs.c
+++ b/refs.c
@@ -2322,6 +2322,7 @@ static struct ref_lock *lock_ref_sha1_basic(const char *refname,
lock->lock_fd = hold_lock_file_for_update(lock->lk, ref_file, lflags);
if (lock->lock_fd < 0) {
+ last_errno = errno;
if (errno == ENOENT && --attempts_remaining > 0)
/*
* Maybe somebody just deleted one of the
@@ -2329,8 +2330,13 @@ static struct ref_lock *lock_ref_sha1_basic(const char *refname,
* again:
*/
goto retry;
- else
- unable_to_lock_die(ref_file, errno);
+ else {
+ struct strbuf err = STRBUF_INIT;
+ unable_to_lock_message(ref_file, errno, &err);
+ error("%s", err.buf);
+ strbuf_release(&err);
+ goto error_return;
+ }
}
return old_sha1 ? verify_lock(lock, old_sha1, mustexist) : lock;
@@ -2643,22 +2649,25 @@ static int curate_packed_ref_fn(struct ref_entry *entry, void *cb_data)
return 0;
}
-int repack_without_refs(const char **refnames, int n, struct strbuf *err)
+int repack_without_refs(struct string_list *refnames, struct strbuf *err)
{
struct ref_dir *packed;
struct string_list refs_to_delete = STRING_LIST_INIT_DUP;
- struct string_list_item *ref_to_delete;
- int i, ret, removed = 0;
+ struct string_list_item *refname, *ref_to_delete;
+ int ret, needs_repacking = 0, removed = 0;
assert(err);
/* Look for a packed ref */
- for (i = 0; i < n; i++)
- if (get_packed_ref(refnames[i]))
+ for_each_string_list_item(refname, refnames) {
+ if (get_packed_ref(refname->string)) {
+ needs_repacking = 1;
break;
+ }
+ }
/* Avoid locking if we have nothing to do */
- if (i == n)
+ if (!needs_repacking)
return 0; /* no refname exists in packed refs */
if (lock_packed_refs(0)) {
@@ -2668,8 +2677,8 @@ int repack_without_refs(const char **refnames, int n, struct strbuf *err)
packed = get_packed_refs(&ref_cache);
/* Remove refnames from the cache */
- for (i = 0; i < n; i++)
- if (remove_entry(packed, refnames[i]) != -1)
+ for_each_string_list_item(refname, refnames)
+ if (remove_entry(packed, refname->string) != -1)
removed = 1;
if (!removed) {
/*
@@ -3767,10 +3776,11 @@ static int ref_update_reject_duplicates(struct ref_update **updates, int n,
int ref_transaction_commit(struct ref_transaction *transaction,
struct strbuf *err)
{
- int ret = 0, delnum = 0, i;
- const char **delnames;
+ int ret = 0, i;
int n = transaction->nr;
struct ref_update **updates = transaction->updates;
+ struct string_list refs_to_delete = STRING_LIST_INIT_NODUP;
+ struct string_list_item *ref_to_delete;
assert(err);
@@ -3782,9 +3792,6 @@ int ref_transaction_commit(struct ref_transaction *transaction,
return 0;
}
- /* Allocate work space */
- delnames = xmalloc(sizeof(*delnames) * n);
-
/* Copy, sort, and reject duplicate refs */
qsort(updates, n, sizeof(*updates), ref_update_compare);
if (ref_update_reject_duplicates(updates, n, err)) {
@@ -3844,16 +3851,17 @@ int ref_transaction_commit(struct ref_transaction *transaction,
}
if (!(update->flags & REF_ISPRUNING))
- delnames[delnum++] = update->lock->ref_name;
+ string_list_append(&refs_to_delete,
+ update->lock->ref_name);
}
}
- if (repack_without_refs(delnames, delnum, err)) {
+ if (repack_without_refs(&refs_to_delete, err)) {
ret = TRANSACTION_GENERIC_ERROR;
goto cleanup;
}
- for (i = 0; i < delnum; i++)
- unlink_or_warn(git_path("logs/%s", delnames[i]));
+ for_each_string_list_item(ref_to_delete, &refs_to_delete)
+ unlink_or_warn(git_path("logs/%s", ref_to_delete->string));
clear_loose_ref_cache(&ref_cache);
cleanup:
@@ -3862,7 +3870,7 @@ cleanup:
for (i = 0; i < n; i++)
if (updates[i]->lock)
unlock_ref(updates[i]->lock);
- free(delnames);
+ string_list_clear(&refs_to_delete, 0);
return ret;
}