Module Name: src
Committed By: christos
Date: Wed May 6 20:25:29 UTC 2015
Modified Files:
src/sys/sys: cdefs_elf.h
Log Message:
hack for Objective-C __weak keyword
To generate a diff of this commit:
cvs rdiff -u -r1.47 -r1.48 src/sys/sys/cdefs_elf.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/sys/cdefs_elf.h
diff -u src/sys/sys/cdefs_elf.h:1.47 src/sys/sys/cdefs_elf.h:1.48
--- src/sys/sys/cdefs_elf.h:1.47 Mon Dec 8 15:50:11 2014
+++ src/sys/sys/cdefs_elf.h Wed May 6 16:25:29 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: cdefs_elf.h,v 1.47 2014/12/08 20:50:11 joerg Exp $ */
+/* $NetBSD: cdefs_elf.h,v 1.48 2015/05/06 20:25:29 christos Exp $ */
/*
* Copyright (c) 1995, 1996 Carnegie-Mellon University.
@@ -64,11 +64,14 @@
#define __weak_extern(sym) \
__asm(".weak " _C_LABEL_STRING(#sym));
+#ifndef __OBJC__
+/* Avoid overriding Apple's garbage collection keywords (__weak, __strong) */
#if __GNUC_PREREQ__(4, 0)
#define __weak __attribute__((__weak__))
#else
#define __weak
#endif
+#endif /* __OBJC__ */
#if __GNUC_PREREQ__(4, 0)
#define __weak_reference(sym) __attribute__((__weakref__(#sym)))
