environment: move comment_line_char from cache.h
This is one step towards making strbuf.c not depend upon cache.h.
Additional steps will follow in subsequent commits.
Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/builtin/tag.c b/builtin/tag.c
index c2ea89c..0611b3b 100644
--- a/builtin/tag.c
+++ b/builtin/tag.c
@@ -9,6 +9,7 @@
#include "cache.h"
#include "config.h"
#include "builtin.h"
+#include "environment.h"
#include "gettext.h"
#include "hex.h"
#include "refs.h"
