From a59445e61419af46698380a210019f457e1ef5a6 Mon Sep 17 00:00:00 2001
From: Christian Neukirchen <chneukirchen@gmail.com>
Date: Tue, 12 Jul 2016 15:00:35 +0200
Subject: blaze822: avoid tolower

---
 blaze822.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'blaze822.c')

diff --git a/blaze822.c b/blaze822.c
index 3df50a8..8a9d00c 100644
--- a/blaze822.c
+++ b/blaze822.c
@@ -16,6 +16,9 @@
 //          WSP            =  SP / HTAB
 #define iswsp(c)  (((c) == ' ' || (c) == '\t'))
 
+// ASCII lowercase without alpha check (wrong for "@[\]^_")
+#define lc(c) ((c) | 0x20)
+
 #define bufsiz 4096
 
 struct message {
@@ -310,7 +313,7 @@ blaze822(char *file)
 				if (s-2 > buf && *(s-2) == '\n')   // ex-crlf
 					*(s-2) = 0;
 				while (s < end && *s != ':') {
-					*s = tolower(*s);
+					*s = lc(*s);
 					s++;
 				}
 			}
-- 
cgit 1.4.1