X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=fetch.c;h=73bde07aeaeea67e44aef7aec1b79d5806e80a1b;hb=51ce34b9923d9b119ac53414584f80e05520abea;hp=1d95ce0cc2d1efcba2eb26354aa36482080d4077;hpb=8ac93bc98f5e868e890e1a740df9f0c6513189c8;p=git.git

diff --git a/fetch.c b/fetch.c
index 1d95ce0c..73bde07a 100644
--- a/fetch.c
+++ b/fetch.c
@@ -15,6 +15,7 @@ int get_tree = 0;
 int get_history = 0;
 int get_all = 0;
 int get_verbosely = 0;
+int get_recover = 0;
 static unsigned char current_commit_sha1[20];
 
 void pull_say(const char *fmt, const char *hex) 
@@ -33,7 +34,7 @@ static void report_missing(const char *what, const unsigned char *missing)
 		what, missing_hex, sha1_to_hex(current_commit_sha1));
 }
 
-static int process(unsigned char *sha1, const char *type);
+static int process(struct object *obj);
 
 static int process_tree(struct tree *tree)
 {
@@ -46,19 +47,18 @@ static int process_tree(struct tree *tree)
 	tree->entries = NULL;
 	while (entry) {
 		struct tree_entry_list *next = entry->next;
-		if (process(entry->item.any->sha1,
-			    entry->directory ? tree_type : blob_type))
+		if (process(entry->item.any))
 			return -1;
+		free(entry->name);
 		free(entry);
 		entry = next;
 	}
 	return 0;
 }
 
-#define COMPLETE	1U
-#define TO_FETCH	2U
-#define TO_SCAN		4U
-#define SCANNED		8U
+#define COMPLETE	(1U << 0)
+#define SEEN		(1U << 1)
+#define TO_SCAN		(1U << 2)
 
 static struct commit_list *complete = NULL;
 
@@ -79,7 +79,7 @@ static int process_commit(struct commit *commit)
 	pull_say("walk %s\n", sha1_to_hex(commit->object.sha1));
 
 	if (get_tree) {
-		if (process(commit->tree->object.sha1, tree_type))
+		if (process(&commit->tree->object))
 			return -1;
 		if (!get_all)
 			get_tree = 0;
@@ -87,7 +87,7 @@ static int process_commit(struct commit *commit)
 	if (get_history) {
 		struct commit_list *parents = commit->parents;
 		for (; parents; parents = parents->next) {
-			if (process(parents->item->object.sha1, commit_type))
+			if (process(&parents->item->object))
 				return -1;
 		}
 	}
@@ -98,7 +98,7 @@ static int process_tag(struct tag *tag)
 {
 	if (parse_tag(tag))
 		return -1;
-	return process(tag->tagged->sha1, NULL);
+	return process(tag->tagged);
 }
 
 static struct object_list *process_queue = NULL;
@@ -106,10 +106,6 @@ static struct object_list **process_queue_end = &process_queue;
 
 static int process_object(struct object *obj)
 {
-	if (obj->flags & SCANNED)
-		return 0;
-	obj->flags |= SCANNED;
-
 	if (obj->type == commit_type) {
 		if (process_commit((struct commit *)obj))
 			return -1;
@@ -133,28 +129,23 @@ static int process_object(struct object *obj)
 		     obj->type, sha1_to_hex(obj->sha1));
 }
 
-static int process(unsigned char *sha1, const char *type)
+static int process(struct object *obj)
 {
-	struct object *obj = lookup_object_type(sha1, type);
+	if (obj->flags & SEEN)
+		return 0;
+	obj->flags |= SEEN;
 
-	if (has_sha1_file(sha1)) {
-		parse_object(sha1);
+	if (has_sha1_file(obj->sha1)) {
 		/* We already have it, so we should scan it now. */
-		if (obj->flags & (SCANNED | TO_SCAN))
-			return 0;
-		object_list_insert(obj, process_queue_end);
-		process_queue_end = &(*process_queue_end)->next;
 		obj->flags |= TO_SCAN;
-		return 0;
+	} else {
+		if (obj->flags & COMPLETE)
+			return 0;
+		prefetch(obj->sha1);
 	}
-	if (obj->flags & (COMPLETE | TO_FETCH))
-		return 0;
+		
 	object_list_insert(obj, process_queue_end);
 	process_queue_end = &(*process_queue_end)->next;
-	obj->flags |= TO_FETCH;
-
-	prefetch(sha1);
-		
 	return 0;
 }
 
@@ -217,18 +208,21 @@ int pull(char *target)
 	int fd = -1;
 
 	save_commit_buffer = 0;
+	track_object_refs = 0;
 	if (write_ref && current_ref) {
 		fd = lock_ref_sha1(write_ref, current_ref);
 		if (fd < 0)
 			return -1;
 	}
 
-	for_each_ref(mark_complete);
+	if (!get_recover) {
+		for_each_ref(mark_complete);
+	}
 
 	if (interpret_target(target, sha1))
 		return error("Could not interpret %s as something to pull",
 			     target);
-	if (process(sha1, NULL))
+	if (process(lookup_unknown_object(sha1)))
 		return -1;
 	if (loop())
 		return -1;