From e78f24a2188bcbd53121b8fb9de27e9d0099eb26 Mon Sep 17 00:00:00 2001
Message-Id: <e78f24a2188bcbd53121b8fb9de27e9d0099eb26.1713948215.git.mdw@distorted.org.uk>
From: Mark Wooding <mdw@chiark.greenend.org.uk>
Date: Mon, 5 Feb 2001 19:55:00 +0000
Subject: [PATCH] Guard against inappropriate compilation.
Organization: Straylight/Edgeware

From: mdw <mdw>

---
 tun-unet.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/tun-unet.c b/tun-unet.c
index 57e1397d..cc1e4072 100644
--- a/tun-unet.c
+++ b/tun-unet.c
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: tun-unet.c,v 1.2 2001/02/04 17:10:58 mdw Exp $
+ * $Id: tun-unet.c,v 1.3 2001/02/05 19:55:00 mdw Exp $
  *
  * Tunnel interface based on Linux Usernet
  *
@@ -29,6 +29,9 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: tun-unet.c,v $
+ * Revision 1.3  2001/02/05 19:55:00  mdw
+ * Guard against inappropriate compilation.
+ *
  * Revision 1.2  2001/02/04 17:10:58  mdw
  * Make file descriptors be nonblocking and close-on-exec.
  *
@@ -46,6 +49,10 @@
 
 /*----- Main code ---------------------------------------------------------*/
 
+#if TUN_TYPE != TUN_UNET
+#  error "Tunnel type mismatch: fix the Makefile"
+#endif
+
 /* --- @t_read@ --- *
  *
  * Arguments:	@int fd@ = file descriptor to read
-- 
[mdw]