Add a small patch-mode testing library

diff --git a/cache.h b/cache.h
index c72f125bd4ccd8f5fe38c21a57ac611115519b0a..e6c7f3307d09e592aa5bcc63fe6d372aa54a5da3 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -560,6 +560,8 @@ enum object_creation_mode {
 
 extern enum object_creation_mode object_creation_mode;
 
+extern int grafts_replace_parents;
+
 #define GIT_REPO_VERSION 0
 extern int repository_format_version;
 extern int check_repository_format(void);