blame: move origin-related methods to libgit

Signed-off-by: Jeff Smith <whydoubt@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 72 deletions

diff --git a/builtin/blame.c b/builtin/blame.c
index 07b1a76833..2d6d834a6d 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -124,39 +124,6 @@ static void fill_origin_blob(struct diff_options *opt,
 		*file = o->file;
 }
 
-/*
- * Origin is refcounted and usually we keep the blob contents to be
- * reused.
- */
-static inline struct blame_origin *blame_origin_incref(struct blame_origin *o)
-{
-	if (o)
-		o->refcnt++;
-	return o;
-}
-
-static void blame_origin_decref(struct blame_origin *o)
-{
-	if (o && --o->refcnt <= 0) {
-		struct blame_origin *p, *l = NULL;
-		if (o->previous)
-			blame_origin_decref(o->previous);
-		free(o->file.ptr);
-		/* Should be present exactly once in commit chain */
-		for (p = o->commit->util; p; l = p, p = p->next) {
-			if (p == o) {
-				if (l)
-					l->next = p->next;
-				else
-					o->commit->util = p->next;
-				free(o);
-				return;
-			}
-		}
-		die("internal error in blame_origin_decref");
-	}
-}
-
 static void drop_origin_blob(struct blame_origin *o)
 {
 	if (o->file.ptr) {
@@ -316,45 +283,6 @@ static void queue_blames(struct blame_scoreboard *sb, struct blame_origin *porig
 }
 
 /*
- * Given a commit and a path in it, create a new origin structure.
- * The callers that add blame to the scoreboard should use
- * get_origin() to obtain shared, refcounted copy instead of calling
- * this function directly.
- */
-static struct blame_origin *make_origin(struct commit *commit, const char *path)
-{
-	struct blame_origin *o;
-	FLEX_ALLOC_STR(o, path, path);
-	o->commit = commit;
-	o->refcnt = 1;
-	o->next = commit->util;
-	commit->util = o;
-	return o;
-}
-
-/*
- * Locate an existing origin or create a new one.
- * This moves the origin to front position in the commit util list.
- */
-static struct blame_origin *get_origin(struct commit *commit, const char *path)
-{
-	struct blame_origin *o, *l;
-
-	for (o = commit->util, l = NULL; o; l = o, o = o->next) {
-		if (!strcmp(o->path, path)) {
-			/* bump to front */
-			if (l) {
-				l->next = o->next;
-				o->next = commit->util;
-				commit->util = o;
-			}
-			return blame_origin_incref(o);
-		}
-	}
-	return make_origin(commit, path);
-}
-
-/*
  * Fill the blob_sha1 field of an origin if it hasn't, so that later
  * call to fill_origin_blob() can use it to locate the data.  blob_sha1
  * for an origin is also used to pass the blame for the entire file to