X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;ds=sidebyside;f=pull.c;h=ed3078e3b27c62c07558fd94f339801cbd685593;hb=4397f0148ad0967cf3a2d794fb3d6b2c7f8738d7;hp=e70fc02f3bf5b6c626a138d6d76d819fab76f0c8;hpb=d565b3412a0242e2c729bd77d18c74ecd57184dc;p=git.git

diff --git a/pull.c b/pull.c
index e70fc02f..ed3078e3 100644
--- a/pull.c
+++ b/pull.c
@@ -3,6 +3,8 @@
 #include "cache.h"
 #include "commit.h"
 #include "tree.h"
+#include "tag.h"
+#include "blob.h"
 #include "refs.h"
 
 const char *write_ref = NULL;
@@ -11,8 +13,6 @@ const unsigned char *current_ref = NULL;
 
 int get_tree = 0;
 int get_history = 0;
-/* 1 means "get delta", 2 means "really check delta harder */
-int get_delta = 1;
 int get_all = 0;
 int get_verbosely = 0;
 static unsigned char current_commit_sha1[20];
@@ -45,18 +45,11 @@ static int make_sure_we_have_it(const char *what, unsigned char *sha1)
 		if (status && what)
 			report_missing(what, sha1);
 	}
-	else if (get_delta < 2)
-		return 0;
-
-	if (get_delta) {
-		unsigned char delta_sha1[20];
-		status = sha1_delta_base(sha1, delta_sha1);
-		if (0 < status)
-			status = make_sure_we_have_it(what, delta_sha1);
-	}
 	return status;
 }
 
+static int process_unknown(unsigned char *sha1);
+
 static int process_tree(unsigned char *sha1)
 {
 	struct tree *tree = lookup_tree(sha1);
@@ -115,6 +108,35 @@ static int process_commit(unsigned char *sha1)
 	return 0;
 }
 
+static int process_tag(unsigned char *sha1)
+{
+	struct tag *obj = lookup_tag(sha1);
+
+	if (parse_tag(obj))
+		return -1;
+	return process_unknown(obj->tagged->sha1);
+}
+
+static int process_unknown(unsigned char *sha1)
+{
+	struct object *obj;
+	if (make_sure_we_have_it("object", sha1))
+		return -1;
+	obj = parse_object(sha1);
+	if (!obj)
+		return error("Unable to parse object %s", sha1_to_hex(sha1));
+	if (obj->type == commit_type)
+		return process_commit(sha1);
+	if (obj->type == tree_type)
+		return process_tree(sha1);
+	if (obj->type == blob_type)
+		return 0;
+	if (obj->type == tag_type)
+		return process_tag(sha1);
+	return error("Unable to determine requirement of type %s for %s",
+		     obj->type, sha1_to_hex(sha1));
+}
+
 static int interpret_target(char *target, unsigned char *sha1)
 {
 	if (!get_sha1_hex(target, sha1))
@@ -142,7 +164,7 @@ int pull(char *target)
 	if (interpret_target(target, sha1))
 		return error("Could not interpret %s as something to pull",
 			     target);
-	if (process_commit(sha1))
+	if (process_unknown(sha1))
 		return -1;
 	
 	if (write_ref) {