From: Junio C Hamano <junkio@cox.net>
Date: Sat, 6 May 2006 06:09:05 +0000 (-0700)
Subject: update-index --again: take optional pathspecs
X-Git-Tag: v1.4.0-rc1~157^2~1
X-Git-Url: https://git.octo.it/?a=commitdiff_plain;h=22293b9c41778bb60f3b07355e1b8e421a503702;p=git.git

update-index --again: take optional pathspecs

When pathspecs are given, update-index --again further limits
the set of paths to be updated to those that match them.

Signed-off-by: Junio C Hamano <junkio@cox.net>
---

diff --git a/t/t2101-update-index-reupdate.sh b/t/t2101-update-index-reupdate.sh
index 5c505c6a..77aed8d8 100755
--- a/t/t2101-update-index-reupdate.sh
+++ b/t/t2101-update-index-reupdate.sh
@@ -69,5 +69,14 @@ test_expect_success 'update-index --update from subdir' \
 100644 0f1ae1422c2bf43f117d3dbd715c988a9ed2103f 0	file2
 EOF'
 
-test_done
+test_expect_success 'update-index --update with pathspec' \
+	'echo very happy >file2 &&
+	cat file2 >dir1/file3 &&
+	git-update-index --again dir1/ &&
+	git-ls-files -s >current &&
+	cmp current - <<\EOF
+100644 594fb5bb1759d90998e2bf2a38261ae8e243c760 0	dir1/file3
+100644 0f1ae1422c2bf43f117d3dbd715c988a9ed2103f 0	file2
+EOF'
 
+test_done
diff --git a/update-index.c b/update-index.c
index 5496d68a..184b2526 100644
--- a/update-index.c
+++ b/update-index.c
@@ -610,6 +610,7 @@ static int do_reupdate(int ac, const char **av,
 	 */
 	int pos;
 	int has_head = 1;
+	char **pathspec = get_pathspec(prefix, av + 1);
 
 	if (read_ref(git_path("HEAD"), head_sha1))
 		/* If there is no HEAD, that means it is an initial
@@ -621,7 +622,8 @@ static int do_reupdate(int ac, const char **av,
 		struct cache_entry *ce = active_cache[pos];
 		struct cache_entry *old = NULL;
 		int save_nr;
-		if (ce_stage(ce))
+
+		if (ce_stage(ce) || !ce_path_match(ce, pathspec))
 			continue;
 		if (has_head)
 			old = read_one_ent(NULL, head_sha1,