cast to unsigned char to make sure its not negative when passing it to

to* functions


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@14821 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/roken/strptime.c

@@ -213,8 +213,8 @@ strptime (const char *buf, const char *format, struct tm *timeptr)
 	char *s;
 	int ret;
 
-	if (isspace (c)) {
-	    while (isspace (*buf))
+	if (isspace ((unsigned char)c)) {
+	    while (isspace ((unsigned char)*buf))
 		++buf;
 	} else if (c == '%' && format[1] != '\0') {
 	    c = *++format;