unpack-trees.c: look ahead in the index

diff --git a/diff.h b/diff.h
index 15fcecdecd9b033700902de44138eafdb66932eb..471f606a926242ab48957746dcc33f7ff0a41418 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -208,6 +208,7 @@ 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" \