From 57bc57ad1f6cf3c1b77a74e6d12a5105a832ba2f Mon Sep 17 00:00:00 2001
From: eadler <eadler@NetBSD.org>
Date: Wed, 7 Mar 2018 08:25:43 +0000
Subject: wtf(6): use character classes

ok pgoyette@ silence dholland@
---
 wtf/wtf | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'wtf')

diff --git a/wtf/wtf b/wtf/wtf
index 27ca8057..877b573a 100644
--- a/wtf/wtf
+++ b/wtf/wtf
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-#	$NetBSD: wtf,v 1.23 2018/03/07 08:24:16 eadler Exp $
+#	$NetBSD: wtf,v 1.24 2018/03/07 08:25:43 eadler Exp $
 #
 # Public domain
 #
@@ -74,7 +74,7 @@ done
 rv=0
 for i; do
 	# Search acronym list first
-	target="$(echo "$i" | tr '[a-z]' '[A-Z]')"
+  target="$(echo "$i" | tr '[:lower:]' '[:upper:]')"
 	ans="$(fgrep -h "$target" $acronyms 2>/dev/null \
 	     | sed -ne "\|^$target[[:space:]]|s|^$target[[:space:]]*||p")"
 	if [ -n "$ans" ] ; then
-- 
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