1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* Copyright (c) 1988 AT&T */ 23 /* All Rights Reserved */ 24 25 26 /* 27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 28 * Use is subject to license terms. 29 */ 30 31 #ifndef _STDDEF_H 32 #define _STDDEF_H 33 34 #pragma ident "%Z%%M% %I% %E% SMI" 35 36 #include <sys/isa_defs.h> 37 #include <iso/stddef_iso.h> 38 39 /* 40 * Allow global visibility for symbols defined in 41 * C++ "std" namespace in <iso/stddef_iso.h>. 42 */ 43 #if __cplusplus >= 199711L 44 using std::ptrdiff_t; 45 using std::size_t; 46 #endif 47 48 #ifdef __cplusplus 49 extern "C" { 50 #endif 51 52 /* 53 * wchar_t is a built-in type in standard C++ and as such is not 54 * defined here when using standard C++. However, the GNU compiler 55 * fixincludes utility nonetheless creates it's own version of this 56 * header for use by gcc and g++. In that version it adds a redundant 57 * guard for __cplusplus. To avoid the creation of a gcc/g++ specific 58 * header we need to include the following magic comment: 59 * 60 * we must use the C++ compiler's type 61 * 62 * The above comment should not be removed or changed until GNU 63 * gcc/fixinc/inclhack.def is updated to bypass this header. 64 */ 65 #if !defined(__cplusplus) || (__cplusplus < 199711L && !defined(__GNUG__)) 66 #ifndef _WCHAR_T 67 #define _WCHAR_T 68 #if defined(_LP64) 69 typedef int wchar_t; 70 #else 71 typedef long wchar_t; 72 #endif 73 #endif /* !_WCHAR_T */ 74 #endif /* !defined(__cplusplus) ... */ 75 76 #ifdef __cplusplus 77 } 78 #endif 79 80 #endif /* _STDDEF_H */ 81