diff options
Diffstat (limited to 'builtin-clone.c')
| -rw-r--r-- | builtin-clone.c | 75 |
1 files changed, 47 insertions, 28 deletions
diff --git a/builtin-clone.c b/builtin-clone.c index 0f231d8af5..ad048085f3 100644 --- a/builtin-clone.c +++ b/builtin-clone.c @@ -41,6 +41,7 @@ static int option_quiet, option_no_checkout, option_bare, option_mirror; static int option_local, option_no_hardlinks, option_shared, option_recursive; static char *option_template, *option_reference, *option_depth; static char *option_origin = NULL; +static char *option_branch = NULL; static char *option_upload_pack = "git-upload-pack"; static int option_verbose; @@ -67,6 +68,8 @@ static struct option builtin_clone_options[] = { "reference repository"), OPT_STRING('o', "origin", &option_origin, "branch", "use <branch> instead of 'origin' to track upstream"), + OPT_STRING('b', "branch", &option_branch, "branch", + "checkout <branch> instead of the remote's HEAD"), OPT_STRING('u', "upload-pack", &option_upload_pack, "path", "path to git-upload-pack on the remote"), OPT_STRING(0, "depth", &option_depth, "depth", @@ -353,7 +356,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix) const char *repo_name, *repo, *work_tree, *git_dir; char *path, *dir; int dest_exists; - const struct ref *refs, *head_points_at, *remote_head, *mapped_refs; + const struct ref *refs, *remote_head, *mapped_refs; + const struct ref *remote_head_points_at; + const struct ref *our_head_points_at; struct strbuf key = STRBUF_INIT, value = STRBUF_INIT; struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT; struct transport *transport = NULL; @@ -525,11 +530,31 @@ int cmd_clone(int argc, const char **argv, const char *prefix) mapped_refs = write_remote_refs(refs, refspec, reflog_msg.buf); remote_head = find_ref_by_name(refs, "HEAD"); - head_points_at = guess_remote_head(remote_head, mapped_refs, 0); + remote_head_points_at = + guess_remote_head(remote_head, mapped_refs, 0); + + if (option_branch) { + struct strbuf head = STRBUF_INIT; + strbuf_addstr(&head, src_ref_prefix); + strbuf_addstr(&head, option_branch); + our_head_points_at = + find_ref_by_name(mapped_refs, head.buf); + strbuf_release(&head); + + if (!our_head_points_at) { + warning("Remote branch %s not found in " + "upstream %s, using HEAD instead", + option_branch, option_origin); + our_head_points_at = remote_head_points_at; + } + } + else + our_head_points_at = remote_head_points_at; } else { warning("You appear to have cloned an empty repository."); - head_points_at = NULL; + our_head_points_at = NULL; + remote_head_points_at = NULL; remote_head = NULL; option_no_checkout = 1; if (!option_bare) @@ -537,41 +562,35 @@ int cmd_clone(int argc, const char **argv, const char *prefix) "refs/heads/master"); } - if (head_points_at) { - /* Local default branch link */ - create_symref("HEAD", head_points_at->name, NULL); + if (remote_head_points_at && !option_bare) { + struct strbuf head_ref = STRBUF_INIT; + strbuf_addstr(&head_ref, branch_top.buf); + strbuf_addstr(&head_ref, "HEAD"); + create_symref(head_ref.buf, + remote_head_points_at->peer_ref->name, + reflog_msg.buf); + } + if (our_head_points_at) { + /* Local default branch link */ + create_symref("HEAD", our_head_points_at->name, NULL); if (!option_bare) { - struct strbuf head_ref = STRBUF_INIT; - const char *head = head_points_at->name; - - if (!prefixcmp(head, "refs/heads/")) - head += 11; - - /* Set up the initial local branch */ - - /* Local branch initial value */ + const char *head = skip_prefix(our_head_points_at->name, + "refs/heads/"); update_ref(reflog_msg.buf, "HEAD", - head_points_at->old_sha1, + our_head_points_at->old_sha1, NULL, 0, DIE_ON_ERR); - - strbuf_addstr(&head_ref, branch_top.buf); - strbuf_addstr(&head_ref, "HEAD"); - - /* Remote branch link */ - create_symref(head_ref.buf, - head_points_at->peer_ref->name, - reflog_msg.buf); - install_branch_config(0, head, option_origin, - head_points_at->name); + our_head_points_at->name); } } else if (remote_head) { /* Source had detached HEAD pointing somewhere. */ - if (!option_bare) + if (!option_bare) { update_ref(reflog_msg.buf, "HEAD", remote_head->old_sha1, NULL, REF_NODEREF, DIE_ON_ERR); + our_head_points_at = remote_head; + } } else { /* Nothing to checkout out */ if (!option_no_checkout) @@ -605,7 +624,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix) opts.src_index = &the_index; opts.dst_index = &the_index; - tree = parse_tree_indirect(remote_head->old_sha1); + tree = parse_tree_indirect(our_head_points_at->old_sha1); parse_tree(tree); init_tree_desc(&t, tree->buffer, tree->size); unpack_trees(1, &t, &opts); |