X-Git-Url: http://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Fopt%2Fopt.c;h=09c8508142341730002a03f6ab4cf9589b1ade61;hb=995d2aff223e70ef5c60ac0416645b27ac84d5ff;hp=ef711d2c51889190c4190cc4f85c54c470808abc;hpb=4bfa8587c9b7c8450320232837c6481d07ce77f6;p=ccan

diff --git a/ccan/opt/opt.c b/ccan/opt/opt.c
index ef711d2c..09c85081 100644
--- a/ccan/opt/opt.c
+++ b/ccan/opt/opt.c
@@ -162,7 +162,7 @@ static void add_opt(const struct opt_table *entry)
 void _opt_register(const char *names, enum opt_type type,
 		   char *(*cb)(void *arg),
 		   char *(*cb_arg)(const char *optarg, void *arg),
-		   void (*show)(char buf[OPT_SHOW_LEN], const void *arg),
+		   void (*show)(char *buf, size_t len, const void *arg),
 		   const void *arg, const char *desc)
 {
 	struct opt_table opt;