sub

commit f5a954fb9a5c3bf16b49bef56fa6208c60af949f
parent eeb5e64cda380f9c2ea9b706d5724b41c2e97a22
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Fri,  7 Sep 2018 19:39:07 +0200

fix UB with ctype functions

Diffstat:
M
sub.c
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sub.c b/sub.c
@@ -55,7 +55,7 @@ xml_handler_data(XMLParser *p, const char *data, size_t datalen)
 		return;
 
 	/* skip leading space */
-	for (s = (char *)data; *s && isspace(*s); s++)
+	for (s = (char *)data; *s && isspace((unsigned char)*s); s++)
 		;
 	strlcpy(buf, s, sizeof(buf));
 	for (s = buf; *s; s++) {
@@ -65,7 +65,7 @@ xml_handler_data(XMLParser *p, const char *data, size_t datalen)
 	/* trim remaining space */
 	len = strlen(buf);
 	for (; len > 0; len--) {
-		if (!isspace(buf[len - 1]))
+		if (!isspace((unsigned char)buf[len - 1]))
 			break;
 		buf[len - 1] = '\0';
 	}