config: respect commondir

diff --git a/grep.c b/grep.c
index 47cee4506703f5dd2b7db84e09dae93adf99fbaf..d5211fc5a6c0ae86c48f7e17a6be747dfc421f69 100644 (file)
--- a/grep.c
+++ b/grep.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "config.h"
 #include "grep.h"
 #include "userdiff.h"
 #include "xdiff-interface.h"