send-email: lazy-load Email::Valid and make it optional

diff --git a/cache.h b/cache.h
index 8dc1de16e4270ed138007be6576259f97c159e2a..1f962809b0be75b83abc285d492b62c7e6426623 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -262,7 +262,7 @@ struct checkout {
                 refresh_cache:1;
 };
 
-extern int checkout_entry(struct cache_entry *ce, struct checkout *state);
+extern int checkout_entry(struct cache_entry *ce, struct checkout *state, char *topath);
 
 extern struct alternate_object_database {
        struct alternate_object_database *next;