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Add a __static_cast() macro to help standard headers when used in C++ 

compile environments using G++'s -Wold-style-cast warning;
suggested by Dave Sainty in PR lib/11766.
This commit is contained in:
kleink 2001-05-06 14:04:58 +00:00
parent ced46aa10d
commit 3afd5feae1
1 changed files with 5 additions and 3 deletions
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4
sys/sys/cdefs.h
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@ -1,4 +1,4 @@
/* $NetBSD: cdefs.h,v 1.40 2000/12/27 10:05:22 kleink Exp $ */ /* $NetBSD: cdefs.h,v 1.41 2001/05/06 14:04:58 kleink Exp $ */
/* /*
* Copyright (c) 1991, 1993 * Copyright (c) 1991, 1993
@ -70,9 +70,11 @@
#if defined(__cplusplus) #if defined(__cplusplus)
#define __BEGIN_DECLS extern "C" { #define __BEGIN_DECLS extern "C" {
#define __END_DECLS }; #define __END_DECLS };
#define __static_cast(x,y) static_cast<x>(y)
#else #else
#define __BEGIN_DECLS #define __BEGIN_DECLS
#define __END_DECLS #define __END_DECLS
#define __static_cast(x,y) (x)y
#endif #endif
/* /*