r8361: ctype is* macros needs unsigned arguments

(This used to be commit 07a7ab0a6af7224c4290043442a304baef656e94)

diff --git a/source4/web_server/http.c b/source4/web_server/http.c
index 981457c535ca41fe2ad7b4c384c791108c1e72d2..decd744cc6d996e025949617a3c6193769e30326 100644 (file)
--- a/source4/web_server/http.c
+++ b/source4/web_server/http.c
@@ -122,7 +122,7 @@ static const char *http_local_path(struct websrv_context *web, const char *url)
        if (url[0] != '/') return NULL;
 
        for (i=0;url[i];i++) {
-               if ((!isalnum(url[i]) && !strchr("./_", url[i])) ||
+               if ((!isalnum((unsigned char)url[i]) && !strchr("./_", url[i])) ||
                    (url[i] == '.' && strchr("/.", url[i+1]))) {
                        return NULL;
                }