merge-recursive: preserve skip_worktree bit when necessary

diff --git a/merge-recursive.c b/merge-recursive.c
index f110e1c5ecbd6254b25785ecb49f29cb7bb75ed2..58f64ff15e355dab7a3d46300b4f50828eafa438 100644 (file)
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -3043,10 +3043,26 @@ static int merge_content(struct merge_options *o,
        if (mfi.clean &&
            was_tracked_and_matches(o, path, &mfi.oid, mfi.mode) &&
            !df_conflict_remains) {
+               int pos;
+               struct cache_entry *ce;
+
                output(o, 3, _("Skipped %s (merged same as existing)"), path);
                if (add_cacheinfo(o, mfi.mode, &mfi.oid, path,
                                  0, (!o->call_depth && !is_dirty), 0))
                        return -1;
+               /*
+                * However, add_cacheinfo() will delete the old cache entry
+                * and add a new one.  We need to copy over any skip_worktree
+                * flag to avoid making the file appear as if it were
+                * deleted by the user.
+                */
+               pos = index_name_pos(&o->orig_index, path, strlen(path));
+               ce = o->orig_index.cache[pos];
+               if (ce_skip_worktree(ce)) {
+                       pos = index_name_pos(&the_index, path, strlen(path));
+                       ce = the_index.cache[pos];
+                       ce->ce_flags |= CE_SKIP_WORKTREE;
+               }
                return mfi.clean;
        }