cache.h: remove dependence on hex.h; make other files include it explicitly

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/grep.c b/grep.c
index cee44a78d0..68e9328dfd 100644
--- a/grep.c
+++ b/grep.c
@@ -1,6 +1,7 @@
 #include "cache.h"
 #include "config.h"
 #include "grep.h"
+#include "hex.h"
 #include "object-store.h"
 #include "userdiff.h"
 #include "xdiff-interface.h"