[PATCH 10/16] clone: support subtree clone with parameter --subtree

["Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>]

With all the preparation work, here comes --subtree. So clone away!

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 builtin/clone.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/builtin/clone.c b/builtin/clone.c
index efb1e6f..43bc34b 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -23,6 +23,7 @@
 #include "branch.h"
 #include "remote.h"
 #include "run-command.h"
+#include "subtree.h"
 
 /*
  * Overall FIXMEs:
@@ -78,6 +79,8 @@ static struct option builtin_clone_options[] = {
 		   "path to git-upload-pack on the remote"),
 	OPT_STRING(0, "depth", &option_depth, "depth",
 		    "create a shallow clone of that depth"),
+	OPT_STRING(0, "subtree", &core_subtree, "subtree",
+		   "subtree clone"),
 
 	OPT_END()
 };
@@ -515,6 +518,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
 	strbuf_reset(&value);
 
 	if (path && !is_bundle) {
+		if (core_subtree)
+			die("Local subtree clone does not work (now)");
 		refs = clone_local(path, git_dir);
 		mapped_refs = wanted_peer_refs(refs, refspec);
 	} else {
@@ -623,6 +628,11 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
 		transport_disconnect(transport);
 	}
 
+	if (core_subtree) {
+		git_config_set("core.subtree", core_subtree);
+		subtree_import();
+	}
+
 	if (!option_no_checkout) {
 		struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
 		struct unpack_trees_options opts;
-- 
1.7.1.rc1.69.g24c2f7