Date: Sun, 15 Aug 2010 14:38:01 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r211335 - head/sys/sys Message-ID: <201008151438.o7FEc1Q4062990@svn.freebsd.org>
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Author: kib Date: Sun Aug 15 14:38:01 2010 New Revision: 211335 URL: http://svn.freebsd.org/changeset/base/211335 Log: Add convenience defines for hidden and default/exported attributes. MFC after: 2 weeks Modified: head/sys/sys/cdefs.h Modified: head/sys/sys/cdefs.h ============================================================================== --- head/sys/sys/cdefs.h Sun Aug 15 14:11:58 2010 (r211334) +++ head/sys/sys/cdefs.h Sun Aug 15 14:38:01 2010 (r211335) @@ -305,6 +305,14 @@ #define __predict_false(exp) (exp) #endif +#if __GNUC_PREREQ__(4, 2) +#define __hidden __attribute((visibility("hidden"))) +#define __exported __attribute((visibility("default"))) +#else +#define __hidden +#define __exported +#endif + /* * We define this here since <stddef.h>, <sys/queue.h>, and <sys/types.h> * require it.
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