96 lines
2.3 KiB
C++
96 lines
2.3 KiB
C++
// -*- C++ -*-
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/***************************************************************************
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*
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* _cerrno.h - C++ Standard library interface to the ANSI C header errno.h
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*
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* $Id: _cerrno.h 584948 2007-10-15 22:38:42Z sebor $
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*
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***************************************************************************
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*
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* Copyright 2005-2007 Rogue Wave Software, Inc.
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*
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**************************************************************************/
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#ifndef _RWSTD_CERRNO_H_INCLUDED
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#define _RWSTD_CERRNO_H_INCLUDED
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#include <rw/_defs.h>
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#ifdef __linux__
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_RWSTD_NAMESPACE (std) {
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extern "C" {
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extern int* __errno_location ();
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// 17.4.1.2, p5 - errno may be a macro
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// lwg issue 310 - errno must be a macro
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#define errno (*_STD::__errno_location ())
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#define EDOM 33
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#define ERANGE 34
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// lwg issue 288
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#define EILSEQ 84
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} // extern "C"
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} // namespace std
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#elif defined (__sun__) || defined (__sun)
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_RWSTD_NAMESPACE (std) {
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extern "C" {
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extern int errno;
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extern int* ___errno ();
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#ifdef _RWSTD_REENTRANT
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// 17.4.1.2, p5 - errno may be a macro
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// lwg issue 310 - errno must be a macro
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# define errno (*_STD::___errno ())
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#else // if !defined (_RWSTD_REENTRANT)
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# define errno _STD::errno
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#endif // _RWSTD_REENTRANT
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#define EDOM 33
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#define ERANGE 34
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// lwg issue 288
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#define EILSEQ 84
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} // extern "C"
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} // namespace std
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#else // if !__linux__ && !__sun__
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# include _RWSTD_ANSI_C_ERRNO_H
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#endif // __linux__
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#endif // _RWSTD_CERRNO_H_INCLUDED
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