From owner-p4-projects  Fri Mar  7 13:57:59 2003
Delivered-To: p4-projects@freebsd.org
Received: by hub.freebsd.org (Postfix, from userid 32767)
	id 0E1C437B406; Fri,  7 Mar 2003 13:57:57 -0800 (PST)
Delivered-To: perforce@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 979D537B405
	for <perforce@freebsd.org>; Fri,  7 Mar 2003 13:57:56 -0800 (PST)
Received: from repoman.freebsd.org (repoman.freebsd.org [216.136.204.115])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 2040843FBD
	for <perforce@freebsd.org>; Fri,  7 Mar 2003 13:57:56 -0800 (PST)
	(envelope-from jhb@freebsd.org)
Received: from repoman.freebsd.org (localhost [127.0.0.1])
	by repoman.freebsd.org (8.12.6/8.12.6) with ESMTP id h27Lvt0U089716
	for <perforce@freebsd.org>; Fri, 7 Mar 2003 13:57:55 -0800 (PST)
	(envelope-from jhb@freebsd.org)
Received: (from perforce@localhost)
	by repoman.freebsd.org (8.12.6/8.12.6/Submit) id h27LvtZH089713
	for perforce@freebsd.org; Fri, 7 Mar 2003 13:57:55 -0800 (PST)
Date: Fri, 7 Mar 2003 13:57:55 -0800 (PST)
Message-Id: <200303072157.h27LvtZH089713@repoman.freebsd.org>
X-Authentication-Warning: repoman.freebsd.org: perforce set sender to jhb@freebsd.org using -f
From: John Baldwin <jhb@FreeBSD.org>
Subject: PERFORCE change 26511 for review
To: Perforce Change Reviews <perforce@freebsd.org>
Sender: owner-p4-projects@FreeBSD.ORG
Precedence: bulk
List-ID: <p4-projects.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20p4-projects>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20p4-projects>
X-Loop: FreeBSD.ORG

http://perforce.freebsd.org/chv.cgi?CH=26511

Change 26511 by jhb@jhb_laptop on 2003/03/07 13:56:54

	Yuck.  Use a GCCism to work around a limitation in C99's
	varadiac macro args.  C99 doesn't handle the case of __VA_ARGS__
	being empty. :-/

Affected files ...

.. //depot/projects/smpng/sys/sys/eventhandler.h#15 edit

Differences ...

==== //depot/projects/smpng/sys/sys/eventhandler.h#15 (text+ko) ====

@@ -77,7 +77,7 @@
 			_t = (struct eventhandler_entry_ ## name *)_ep;	\
 			CTR1(KTR_EVH, "eventhandler_invoke: executing %p", \
  			    (void *)_t->eh_func);			\
-			_t->eh_func(_ep->ee_arg , __VA_ARGS__);		\
+			_t->eh_func(_ep->ee_arg , ## __VA_ARGS__);	\
 			EHL_LOCK((list));				\
 		}							\
 	}								\
@@ -117,7 +117,7 @@
 									\
 	if (_el->el_flags & EHL_INITTED) {				\
 		EHL_LOCK(_el);						\
-		_EVENTHANDLER_INVOKE(name, _el, __VA_ARGS__);		\
+		_EVENTHANDLER_INVOKE(name, _el , ## __VA_ARGS__);	\
 	}								\
 } while (0)
 
@@ -154,7 +154,7 @@
 	struct eventhandler_list *_el;					\
 									\
 	if ((_el = eventhandler_find_list(#name)) != NULL) 		\
-		_EVENTHANDLER_INVOKE(name, _el, __VA_ARGS__);		\
+		_EVENTHANDLER_INVOKE(name, _el , ## __VA_ARGS__);	\
 } while (0)
 
 #define EVENTHANDLER_REGISTER(name, func, arg, priority)		\

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe p4-projects" in the body of the message