From 31ec8d6d746e8bf365990ee271f1a77c3c1e3d0a Mon Sep 17 00:00:00 2001
From: Henning Brauer <henning@cvs.openbsd.org>
Date: Sat, 3 Jan 2004 14:06:43 +0000
Subject: cope with changed imsg_read semantics

---
 usr.sbin/bgpctl/bgpctl.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/usr.sbin/bgpctl/bgpctl.c b/usr.sbin/bgpctl/bgpctl.c
index 5232ba6cdaf..ff8adff1902 100644
--- a/usr.sbin/bgpctl/bgpctl.c
+++ b/usr.sbin/bgpctl/bgpctl.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: bgpctl.c,v 1.2 2004/01/03 13:55:18 henning Exp $ */
+/*	$OpenBSD: bgpctl.c,v 1.3 2004/01/03 14:06:42 henning Exp $ */
 
 /*
  * Copyright (c) 2003 Henning Brauer <henning@openbsd.org>
@@ -66,9 +66,12 @@ main(int argc, char *argv[])
 	done = 0;
 
 	while (!done) {
-		if(imsg_read(&ibuf) == -1)
+		if((n = imsg_read(&ibuf)) == -1)
 			break;
 
+		if (n == 0)
+			errx(1, "pipe closed");
+
 		while (!done) {
 			if ((n = imsg_get(&ibuf, &imsg)) == -1)
 				errx(1, "imsg_get error");
-- 
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