From c4c470696bb11e00e0c920461b03406df245f9c0 Mon Sep 17 00:00:00 2001 From: cremno Date: Thu, 5 Jun 2014 20:18:23 +0200 Subject: implement `ISASCII` correctly --- include/mruby.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'include/mruby.h') diff --git a/include/mruby.h b/include/mruby.h index 04ef018cb..390d593bc 100644 --- a/include/mruby.h +++ b/include/mruby.h @@ -334,8 +334,7 @@ mrb_value mrb_obj_clone(mrb_state *mrb, mrb_value self); /* need to include to use these macros */ #ifndef ISPRINT -/* #define ISASCII(c) isascii((int)(unsigned char)(c)) */ -#define ISASCII(c) 1 +#define ISASCII(c) (!(((int)(unsigned char)(c)) & ~0x7f)) #define ISPRINT(c) (ISASCII(c) && isprint((int)(unsigned char)(c))) #define ISSPACE(c) (ISASCII(c) && isspace((int)(unsigned char)(c))) #define ISUPPER(c) (ISASCII(c) && isupper((int)(unsigned char)(c))) -- cgit v1.2.3