reset: add test cases for "--keep" option

diff --git a/diff.h b/diff.h
index 968a8dce95b93d76e299c070ffa3587c31fcc965..2ef3341fb0852fc8958fa5c5eacab69ee68c0ad9 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -210,6 +210,7 @@ extern int diff_setup_done(struct diff_options *);
 #define DIFF_PICKAXE_REGEX     2
 
 extern void diffcore_std(struct diff_options *);
+extern void diffcore_fix_diff_index(struct diff_options *);
 
 #define COMMON_DIFF_OPTIONS_HELP \
 "\ncommon diff options:\n" \