Move read_cache_unmerged() to read-cache.c

builtin-read-tree has a read_cache_unmerged() which is useful for other
builtins, for example builtin-merge uses it as well. Move it to
read-cache.c to avoid code duplication.

Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 24 deletions

diff --git a/builtin-read-tree.c b/builtin-read-tree.c
index 5a09e17..72a6de3 100644
--- a/builtin-read-tree.c
+++ b/builtin-read-tree.c
@@ -29,30 +29,6 @@ static int list_tree(unsigned char *sha1)
 	return 0;
 }
 
-static int read_cache_unmerged(void)
-{
-	int i;
-	struct cache_entry **dst;
-	struct cache_entry *last = NULL;
-
-	read_cache();
-	dst = active_cache;
-	for (i = 0; i < active_nr; i++) {
-		struct cache_entry *ce = active_cache[i];
-		if (ce_stage(ce)) {
-			remove_name_hash(ce);
-			if (last && !strcmp(ce->name, last->name))
-				continue;
-			cache_tree_invalidate_path(active_cache_tree, ce->name);
-			last = ce;
-			continue;
-		}
-		*dst++ = ce;
-	}
-	active_nr = dst - active_cache;
-	return !!last;
-}
-
 static void prime_cache_tree_rec(struct cache_tree *it, struct tree *tree)
 {
 	struct tree_desc desc;