stddef.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _STDDEF_H
#define _STDDEF_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/isa_defs.h>
#include <iso/stddef_iso.h>
/*
* Allow global visibility for symbols defined in
* C++ "std" namespace in <iso/stddef_iso.h>.
*/
#if __cplusplus >= 199711L
using std::ptrdiff_t;
using std::size_t;
#endif
#ifdef __cplusplus
extern "C" {
#endif
/*
* wchar_t is a built-in type in standard C++ and as such is not
* defined here when using standard C++. However, the GNU compiler
* fixincludes utility nonetheless creates it's own version of this
* header for use by gcc and g++. In that version it adds a redundant
* guard for __cplusplus. To avoid the creation of a gcc/g++ specific
* header we need to include the following magic comment:
*
* we must use the C++ compiler's type
*
* The above comment should not be removed or changed until GNU
* gcc/fixinc/inclhack.def is updated to bypass this header.
*/
#if !defined(__cplusplus) || (__cplusplus < 199711L && !defined(__GNUG__))
#ifndef _WCHAR_T
#define _WCHAR_T
#if defined(_LP64)
typedef int wchar_t;
#else
typedef long wchar_t;
#endif
#endif /* !_WCHAR_T */
#endif /* !defined(__cplusplus) ... */
#ifdef __cplusplus
}
#endif
#endif /* _STDDEF_H */