svn commit: r280273 - head/sys/sys

[Pedro F. Giffuni]

Author: pfg
Date: Fri Mar 20 01:07:48 2015
New Revision: 280273
URL: https://svnweb.freebsd.org/changeset/base/280273

Log:
  Permit multiple arguments for the nonnull attribute.
  
  This is very useful for non-trivial functions and doesn't
  affect existing uses.
  
  MFC after:	5 days

Modified:
  head/sys/sys/cdefs.h

Modified: head/sys/sys/cdefs.h
==============================================================================
--- head/sys/sys/cdefs.h	Thu Mar 19 23:13:19 2015	(r280272)
+++ head/sys/sys/cdefs.h	Fri Mar 20 01:07:48 2015	(r280273)
@@ -356,9 +356,9 @@
 #endif
 
 #if __GNUC_PREREQ__(3, 3)
-#define __nonnull(x)	__attribute__((__nonnull__(x)))
+#define __nonnull(...)	__attribute__((__nonnull__(__VA_ARGS__)))
 #else
-#define __nonnull(x)
+#define __nonnull(...)
 #endif
 
 #if __GNUC_PREREQ__(3, 4)