index: make the index file format extensible.

diff --git a/git-whatchanged.sh b/git-whatchanged.sh
index 574fc3558e15c0d1cbce95ef728ce99ac66e26fe..1fb9feb34849f5030d0b9dc7f91ae65e22322786 100755 (executable)
--- a/git-whatchanged.sh
+++ b/git-whatchanged.sh
@@ -10,7 +10,7 @@ case "$0" in
        count=
        test -z "$diff_tree_flags" &&
                diff_tree_flags=$(git-repo-config --get whatchanged.difftree)
-       diff_tree_default_flags='-M --abbrev' ;;
+       diff_tree_default_flags='-c -M --abbrev' ;;
 *show)
        count=-n1
        test -z "$diff_tree_flags" &&