From 49a4ba96f8af844034ef047f63ccb05ce200f6be Mon Sep 17 00:00:00 2001
From: tron <tron@NetBSD.org>
Date: Fri, 13 Feb 1998 23:15:16 +0000
Subject: [PATCH] Make login prompt handling smarter, fixed PR bin/3255.

---
 libexec/uucpd/uucpd.c | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/libexec/uucpd/uucpd.c b/libexec/uucpd/uucpd.c
index 0a69e00cd882..923bd3400e92 100644
--- a/libexec/uucpd/uucpd.c
+++ b/libexec/uucpd/uucpd.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: uucpd.c,v 1.7 1997/10/13 09:28:11 lukem Exp $	*/
+/*	$NetBSD: uucpd.c,v 1.8 1998/02/13 23:15:16 tron Exp $	*/
 
 /*
  * Copyright (c) 1985 The Regents of the University of California.
@@ -43,7 +43,7 @@ __COPYRIGHT("@(#) Copyright (c) 1985 The Regents of the University of California
 #if 0
 static char sccsid[] = "from: @(#)uucpd.c	5.10 (Berkeley) 2/26/91";
 #else
-__RCSID("$NetBSD: uucpd.c,v 1.7 1997/10/13 09:28:11 lukem Exp $");
+__RCSID("$NetBSD: uucpd.c,v 1.8 1998/02/13 23:15:16 tron Exp $");
 #endif
 #endif /* not lint */
 
@@ -175,13 +175,15 @@ doit(sinp)
 	char *xpasswd;
 	struct passwd *pw;
 
-	alarm(60);
-	printf("login: "); fflush(stdout);
-	if (readline(user, sizeof user) < 0) {
-		fprintf(stderr, "user read\n");
-		return;
-	}
-	/* truncate username to 8 characters */
+        alarm(60);
+        do {
+                printf("login: "); fflush(stdout);
+                if (readline(user, sizeof user) < 0) {
+                        fprintf(stderr, "user read\n");
+                        return;
+                }
+        } while (user[0] == '\0');
+        /* truncate username to 8 characters */
 	user[8] = '\0';
 	pw = getpwnam(user);
 	if (pw == NULL) {