From a243305fbe9b0870386544a36f4d65f0f7e943f7 Mon Sep 17 00:00:00 2001
From: "Andrey A. Chernov" <ache@FreeBSD.org>
Date: Fri, 19 Apr 2002 09:02:16 +0000
Subject: Localize it, LC_CTYPE

---
 usr.bin/fold/fold.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'usr.bin')

diff --git a/usr.bin/fold/fold.c b/usr.bin/fold/fold.c
index 68a3ebed5fb4..894e82196cdb 100644
--- a/usr.bin/fold/fold.c
+++ b/usr.bin/fold/fold.c
@@ -52,6 +52,7 @@ __FBSDID("$FreeBSD$");
 #include <ctype.h>
 #include <err.h>
 #include <limits.h>
+#include <locale.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -75,6 +76,8 @@ main(argc, argv)
 	int width;
 	char *p;
 
+	(void) setlocale(LC_CTYPE, "");
+
 	width = -1;
 	while ((ch = getopt(argc, argv, "0123456789bsw:")) != -1)
 		switch (ch) {
@@ -155,7 +158,7 @@ fold(width)
 		if ((col = newpos(col, ch)) > width) {
 			if (sflag) {
 				i = indx;
-				while (--i >= 0 && !isblank(buf[i]))
+				while (--i >= 0 && !isblank((unsigned char)buf[i]))
 					;
 				space = i;
 			}
-- 
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