Make path-limiting be incremental when possible.

diff --git a/git-diff.sh b/git-diff.sh
index dc4d1b3cfd599138f0f25ed778121c273ed256c7..dc0dd312bfb83921e1c52849a23ece84a05b5ecd 100755 (executable)
--- a/git-diff.sh
+++ b/git-diff.sh
@@ -38,9 +38,9 @@ case " $flags " in
        flags="$flags'$cc_or_p' " ;;
 esac
 
-# If we do not have -B nor -C, default to -M.
+# If we do not have -B, -C, -r, nor -p, default to -M.
 case " $flags " in
-*" '-"[BCM]* | *" '--find-copies-harder' "*)
+*" '-"[BCMrp]* | *" '--find-copies-harder' "*)
        ;; # something like -M50.
 *)
        flags="$flags'-M' " ;;