If a replace ref already exists for an object, it is
much better for the user if we error out before we
let the user edit the object, rather than after.
Signed-off-by: Christian Couder <chrisc...@tuxfamily.org>
---
builtin/replace.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/builtin/replace.c b/builtin/replace.c
index 3d6edaf..4ee3d92 100644
--- a/builtin/replace.c
+++ b/builtin/replace.c
@@ -268,7 +268,8 @@ static int edit_and_replace(const char *object_ref, int
force)
{
char *tmpfile = git_pathdup("REPLACE_EDITOBJ");
enum object_type type;
- unsigned char old[20], new[20];
+ unsigned char old[20], new[20], prev[20];
+ char ref[PATH_MAX];
if (get_sha1(object_ref, old) < 0)
die("Not a valid object name: '%s'", object_ref);
@@ -277,6 +278,8 @@ static int edit_and_replace(const char *object_ref, int
force)
if (type < 0)
die("unable to get object type for %s", sha1_to_hex(old));
+ check_ref_valid(old, prev, ref, sizeof(ref), force);
+
export_object(old, tmpfile);
if (launch_editor(tmpfile, NULL, NULL) < 0)
die("editing object file failed");
--
1.9.rc0.17.g651113e
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