1 files changed, 74 insertions, 0 deletions
diff --git a/builtin-ls-remote.c b/builtin-ls-remote.c
new file mode 100644
index 0000000..56f3f88
--- /dev/null
+++ b/builtin-ls-remote.c
@@ -0,0 +1,74 @@
+#include "builtin.h"
+#include "cache.h"
+#include "transport.h"
+#include "remote.h"
+
+static const char ls_remote_usage[] =
+"git-ls-remote [--upload-pack=<git-upload-pack>] [<host>:]<directory>";
+
+int cmd_ls_remote(int argc, const char **argv, const char *prefix)
+{
+	int i;
+	const char *dest = NULL;
+	int nongit = 0;
+	unsigned flags = 0;
+	const char *uploadpack = NULL;
+
+	struct remote *remote;
+	struct transport *transport;
+	const struct ref *ref;
+
+	setup_git_directory_gently(&nongit);
+
+	for (i = 1; i < argc; i++) {
+		const char *arg = argv[i];
+
+		if (*arg == '-') {
+			if (!prefixcmp(arg, "--upload-pack=")) {
+				uploadpack = arg + 14;
+				continue;
+			}
+			if (!prefixcmp(arg, "--exec=")) {
+				uploadpack = arg + 7;
+				continue;
+			}
+			if (!strcmp("--tags", arg)) {
+				flags |= REF_TAGS;
+				continue;
+			}
+			if (!strcmp("--heads", arg)) {
+				flags |= REF_HEADS;
+				continue;
+			}
+			if (!strcmp("--refs", arg)) {
+				flags |= REF_NORMAL;
+				continue;
+			}
+			usage(ls_remote_usage);
+		}
+		dest = arg;
+		break;
+	}
+
+	if (!dest || i != argc - 1)
+		usage(ls_remote_usage);
+
+	remote = nongit ? NULL : remote_get(dest);
+	if (remote && !remote->url_nr)
+		die("remote %s has no configured URL", dest);
+	transport = transport_get(remote, remote ? remote->url[0] : dest);
+	if (uploadpack != NULL)
+		transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack);
+
+	ref = transport_get_remote_refs(transport);
+
+	if (!ref)
+		return 1;
+
+	while (ref) {
+		if (check_ref_type(ref, flags))
+			printf("%s	%s\n", sha1_to_hex(ref->old_sha1), ref->name);
+		ref = ref->next;
+	}
+	return 0;
+}