From 4c7f1e0deca0a48bd398d332e3a3c42ce527d04a Mon Sep 17 00:00:00 2001
From: Timo Teras <timo.teras@iki.fi>
Date: Thu, 15 Jan 2009 11:10:14 +0200
Subject: apk: isalnum() takes only unsigned char values add explicit check for
 that

---
 src/apk.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/apk.c')

diff --git a/src/apk.c b/src/apk.c
index 4062e56..2a8c959 100644
--- a/src/apk.c
+++ b/src/apk.c
@@ -126,7 +126,8 @@ int main(int argc, char **argv)
 	}
 	for (opt = &generic_options[0], sopt = short_options;
 	     opt->name != NULL; opt++) {
-		if (opt->flag == NULL && isalnum(opt->val)) {
+		if (opt->flag == NULL &&
+		    opt->val <= 0xff && isalnum(opt->val)) {
 			*(sopt++) = opt->val;
 			if (opt->has_arg != no_argument)
 				*(sopt++) = ':';
-- 
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