trivial: use git-repo-config to detect if the test can be run on the repository

diff --git a/count-delta.h b/count-delta.h
index 4e6b584f43be7530158601ebea7732d71527d2d0..73596298278061c02e5df36bb5b928a245902e4d 100644 (file)
--- a/count-delta.h
+++ b/count-delta.h
@@ -4,6 +4,7 @@
 #ifndef COUNT_DELTA_H
 #define COUNT_DELTA_H
 
-unsigned long count_delta(void *, unsigned long);
+int count_delta(void *, unsigned long,
+               unsigned long *src_copied, unsigned long *literal_added);
 
 #endif