int git_branch_delete(git_repository *repo, const char *branch_name, git_branch_t branch_type)
{
git_reference *branch = NULL;
git_reference *head = NULL;
int error;
assert((branch_type == GIT_BRANCH_LOCAL) || (branch_type == GIT_BRANCH_REMOTE));
if ((error = retrieve_branch_reference(&branch, repo, branch_name, branch_type == GIT_BRANCH_REMOTE)) < 0)
return error;
if (git_reference_lookup(&head, repo, GIT_HEAD_FILE) < 0) {
giterr_set(GITERR_REFERENCE, "Cannot locate HEAD.");
goto on_error;
}
if ((git_reference_type(head) == GIT_REF_SYMBOLIC)
&& (strcmp(git_reference_target(head), git_reference_name(branch)) == 0)) {
giterr_set(GITERR_REFERENCE,
"Cannot delete branch '%s' as it is the current HEAD of the repository.", branch_name);
goto on_error;
}
if (git_reference_delete(branch) < 0)
goto on_error;
git_reference_free(head);
return 0;
on_error:
git_reference_free(head);
git_reference_free(branch);
return -1;
}
int git_branch_lookup(
git_reference **ref_out,
git_repository *repo,
const char *branch_name,
git_branch_t branch_type)
{
assert(ref_out && repo && branch_name);
return retrieve_branch_reference(ref_out, repo, branch_name, branch_type == GIT_BRANCH_REMOTE);
}