static int setup_remotes_and_fetch(
git_repository *repo,
const char *origin_url,
git_transfer_progress_callback progress_cb,
void *progress_payload)
{
int retcode = GIT_ERROR;
git_remote *origin = NULL;
/* Create the "origin" remote */
if (!git_remote_add(&origin, repo, GIT_REMOTE_ORIGIN, origin_url)) {
/* Connect and download everything */
if (!git_remote_connect(origin, GIT_DIR_FETCH)) {
if (!git_remote_download(origin, progress_cb, progress_payload)) {
/* Create "origin/foo" branches for all remote branches */
if (!git_remote_update_tips(origin)) {
/* Point HEAD to the same ref as the remote's head */
if (!update_head_to_remote(repo, origin)) {
retcode = 0;
}
}
}
git_remote_disconnect(origin);
}
git_remote_free(origin);
}
return retcode;
}
static int checkout_branch(git_repository *repo, git_remote *remote, const git_checkout_options *co_opts, const char *branch, const git_signature *signature, const char *reflog_message)
{
int error;
if (branch)
error = update_head_to_branch(repo, git_remote_name(remote), branch,
signature, reflog_message);
/* Point HEAD to the same ref as the remote's head */
else
error = update_head_to_remote(repo, remote, signature, reflog_message);
if (!error && should_checkout(repo, git_repository_is_bare(repo), co_opts))
error = git_checkout_head(repo, co_opts);
return error;
}
int git_clone_into(git_repository *repo, git_remote *remote, const git_checkout_opts *co_opts, const char *branch)
{
int error = 0, old_fetchhead;
size_t nspecs;
assert(repo && remote);
if (!git_repository_is_empty(repo)) {
giterr_set(GITERR_INVALID, "the repository is not empty");
return -1;
}
if ((error = git_remote_add_fetch(remote, "refs/tags/*:refs/tags/*")) < 0)
return error;
old_fetchhead = git_remote_update_fetchhead(remote);
git_remote_set_update_fetchhead(remote, 0);
if ((error = git_remote_fetch(remote)) < 0)
goto cleanup;
if (branch)
error = update_head_to_branch(repo, git_remote_name(remote), branch);
/* Point HEAD to the same ref as the remote's head */
else
error = update_head_to_remote(repo, remote);
if (!error && should_checkout(repo, git_repository_is_bare(repo), co_opts))
error = git_checkout_head(repo, co_opts);
cleanup:
git_remote_set_update_fetchhead(remote, old_fetchhead);
/* Remove the tags refspec */
nspecs = git_remote_refspec_count(remote);
git_remote_remove_refspec(remote, nspecs);
return error;
}
static int setup_remotes_and_fetch(
git_repository *repo,
const char *url,
const git_clone_options *options)
{
int retcode = GIT_ERROR;
git_remote *origin;
/* Construct an origin remote */
if (!create_and_configure_origin(&origin, repo, url, options)) {
git_remote_set_update_fetchhead(origin, 0);
/* Connect and download everything */
if (!git_remote_connect(origin, GIT_DIRECTION_FETCH)) {
if (!(retcode = git_remote_download(origin, options->fetch_progress_cb,
options->fetch_progress_payload))) {
/* Create "origin/foo" branches for all remote branches */
if (!git_remote_update_tips(origin)) {
/* Point HEAD to the requested branch */
if (options->checkout_branch) {
if (!update_head_to_branch(repo, options))
retcode = 0;
}
/* Point HEAD to the same ref as the remote's head */
else if (!update_head_to_remote(repo, origin)) {
retcode = 0;
}
}
}
git_remote_disconnect(origin);
}
git_remote_free(origin);
}
return retcode;
}