From 3d7e32d28dc9962e9efc1c317c5b44b5b2df3008 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sat, 6 Jun 2015 18:16:22 +0000
Subject: add macro version of ctype.h isascii function

presumably internal code (ungetwc and fputwc) was written assuming a
macro implementation existed; otherwise use of isascii is just a
pessimization.
---
 include/ctype.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include')

diff --git a/include/ctype.h b/include/ctype.h
index cd2e0169..7936536f 100644
--- a/include/ctype.h
+++ b/include/ctype.h
@@ -64,6 +64,7 @@ int   isascii(int);
 int   toascii(int);
 #define _tolower(a) ((a)|0x20)
 #define _toupper(a) ((a)&0x5f)
+#define isascii(a) (0 ? isascii(a) : (unsigned)(a) < 128)
 
 #endif
 
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