static int reference__rename(git_reference **out, git_reference *ref, const char *new_name, int force,
const git_signature *signature, const char *message)
{
git_refname_t normalized;
bool should_head_be_updated = false;
int error = 0;
assert(ref && new_name && signature);
if ((error = reference_normalize_for_repo(
normalized, git_reference_owner(ref), new_name)) < 0)
return error;
/* Check if we have to update HEAD. */
if ((error = git_branch_is_head(ref)) < 0)
return error;
should_head_be_updated = (error > 0);
if ((error = git_refdb_rename(out, ref->db, ref->name, normalized, force, signature, message)) < 0)
return error;
/* Update HEAD it was pointing to the reference being renamed */
if (should_head_be_updated &&
(error = git_repository_set_head(ref->db->repo, normalized)) < 0) {
giterr_set(GITERR_REFERENCE, "Failed to update HEAD after renaming reference");
return error;
}
return 0;
}
int git_reference_rename(
git_reference **out,
git_reference *ref,
const char *new_name,
int force)
{
unsigned int normalization_flags;
char normalized[GIT_REFNAME_MAX];
bool should_head_be_updated = false;
int error = 0;
int reference_has_log;
normalization_flags = ref->type == GIT_REF_SYMBOLIC ?
GIT_REF_FORMAT_ALLOW_ONELEVEL : GIT_REF_FORMAT_NORMAL;
if ((error = git_reference_normalize_name(
normalized, sizeof(normalized), new_name, normalization_flags)) < 0)
return error;
/* Check if we have to update HEAD. */
if ((error = git_branch_is_head(ref)) < 0)
return error;
should_head_be_updated = (error > 0);
if ((error = git_refdb_rename(out, ref->db, ref->name, new_name, force)) < 0)
return error;
/* Update HEAD it was poiting to the reference being renamed. */
if (should_head_be_updated &&
(error = git_repository_set_head(ref->db->repo, new_name)) < 0) {
giterr_set(GITERR_REFERENCE, "Failed to update HEAD after renaming reference");
return error;
}
/* Rename the reflog file, if it exists. */
reference_has_log = git_reference_has_log(ref);
if (reference_has_log < 0)
return reference_has_log;
if (reference_has_log && (error = git_reflog_rename(git_reference_owner(ref), git_reference_name(ref), new_name)) < 0)
return error;
return 0;
}
static int reference__rename(git_reference **out, git_reference *ref, const char *new_name, int force,
const git_signature *signature, const char *message)
{
git_repository *repo;
git_refname_t normalized;
bool should_head_be_updated = false;
int error = 0;
assert(ref && new_name && signature);
repo = git_reference_owner(ref);
if ((error = reference_normalize_for_repo(
normalized, repo, new_name, true)) < 0)
return error;
/* Check if we have to update HEAD. */
if ((error = git_branch_is_head(ref)) < 0)
return error;
should_head_be_updated = (error > 0);
if ((error = git_refdb_rename(out, ref->db, ref->name, normalized, force, signature, message)) < 0)
return error;
/* Update HEAD if it was pointing to the reference being renamed */
if (should_head_be_updated) {
error = git_repository_set_head(ref->db->repo, normalized);
} else {
rename_cb_data payload;
payload.old_name = ref->name;
memcpy(&payload.new_name, &normalized, sizeof(normalized));
error = git_repository_foreach_head(repo, update_wt_heads, &payload);
}
return error;
}
