reflog: Error handling on empty reflog

This commit is contained in:
Vicent Marti 2014-09-05 03:24:43 +02:00
parent 0972443c47
commit 1e71354e34

View File

@ -205,7 +205,6 @@ cleanup:
static int retrieve_oid_from_reflog(git_oid *oid, git_reference *ref, size_t identifier)
{
git_reflog *reflog;
int error = -1;
size_t numentries;
const git_reflog_entry *entry;
bool search_by_pos = (identifier <= 100000000);
@ -216,21 +215,11 @@ static int retrieve_oid_from_reflog(git_oid *oid, git_reference *ref, size_t ide
numentries = git_reflog_entrycount(reflog);
if (search_by_pos) {
if (numentries < identifier + 1) {
giterr_set(
GITERR_REFERENCE,
"Reflog for '%s' has only %"PRIuZ" entries, asked for %"PRIuZ,
git_reference_name(ref), numentries, identifier);
error = GIT_ENOTFOUND;
goto cleanup;
}
if (numentries < identifier + 1)
goto notfound;
entry = git_reflog_entry_byindex(reflog, identifier);
git_oid_cpy(oid, git_reflog_entry_id_new(entry));
error = 0;
goto cleanup;
} else {
size_t i;
git_time commit_time;
@ -243,16 +232,24 @@ static int retrieve_oid_from_reflog(git_oid *oid, git_reference *ref, size_t ide
continue;
git_oid_cpy(oid, git_reflog_entry_id_new(entry));
error = 0;
goto cleanup;
break;
}
error = GIT_ENOTFOUND;
if (i == numentries)
goto notfound;
}
cleanup:
git_reflog_free(reflog);
return error;
return 0;
notfound:
giterr_set(
GITERR_REFERENCE,
"Reflog for '%s' has only %"PRIuZ" entries, asked for %"PRIuZ,
git_reference_name(ref), numentries, identifier);
git_reflog_free(reflog);
return GIT_ENOTFOUND;
}
static int retrieve_revobject_from_reflog(git_object **out, git_reference **base_ref, git_repository *repo, const char *identifier, size_t position)