general improvements

diff --git a/shortlog.h b/shortlog.h
index 5d64cfe929684807fcfa004ec3edf10d720189c9..2fa61c42946262238ae2f1662ef3c2d1e981b274 100644 (file)
--- a/shortlog.h
+++ b/shortlog.h
@@ -3,6 +3,8 @@
 
 #include "string-list.h"
 
+struct commit;
+
 struct shortlog {
        struct string_list list;
        int summary;