73 lines
2.8 KiB
C++
73 lines
2.8 KiB
C++
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/*
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* Distributed under the Boost Software License, Version 1.0.(See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
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*
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* See http://www.boost.org/libs/iostreams for documentation.
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*
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* Defines preprocessor symbols expanding to the names of functions in the
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* C runtime library used to access file descriptors and to the type used
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* to store file offsets for seeking.
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*
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* File: boost/iostreams/detail/config/rtl.hpp
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* Date: Wed Dec 26 11:58:11 MST 2007
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*
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* Copyright: 2007-2008 CodeRage, LLC
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* Author: Jonathan Turkanis
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* Contact: turkanis at coderage dot com
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*/
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#ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_RTL_HPP_INCLUDED
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#define BOOST_IOSTREAMS_DETAIL_CONFIG_RTL_HPP_INCLUDED
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#include <boost/config.hpp>
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#include <boost/iostreams/detail/config/windows_posix.hpp>
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// Handle open, close, read, and write
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#ifdef __BORLANDC__
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# define BOOST_IOSTREAMS_RTL(x) BOOST_JOIN(_rtl_, x)
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#elif defined BOOST_IOSTREAMS_WINDOWS
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# define BOOST_IOSTREAMS_RTL(x) BOOST_JOIN(_, x)
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#else
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# define BOOST_IOSTREAMS_RTL(x) ::x // Distinguish from member function named x
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#endif
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#define BOOST_IOSTREAMS_FD_OPEN BOOST_IOSTREAMS_RTL(open)
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#define BOOST_IOSTREAMS_FD_CLOSE BOOST_IOSTREAMS_RTL(close)
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#define BOOST_IOSTREAMS_FD_READ BOOST_IOSTREAMS_RTL(read)
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#define BOOST_IOSTREAMS_FD_WRITE BOOST_IOSTREAMS_RTL(write)
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// Handle lseek, off_t, ftruncate, and stat
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#ifdef BOOST_IOSTREAMS_WINDOWS
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# if defined(BOOST_MSVC) || defined(__MSVCRT__) // MSVC, MinGW
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# define BOOST_IOSTREAMS_FD_SEEK _lseeki64
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# define BOOST_IOSTREAMS_FD_OFFSET __int64
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# else // Borland, Metrowerks, ...
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# define BOOST_IOSTREAMS_FD_SEEK lseek
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# define BOOST_IOSTREAMS_FD_OFFSET long
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# endif
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#else // Non-windows
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# if defined(_LARGEFILE64_SOURCE) && !defined(__APPLE__) && \
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(!defined(_FILE_OFFSET_BITS) || _FILE_OFFSET_BITS != 64) || \
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defined(_AIX) && !defined(_LARGE_FILES) || \
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defined(BOOST_IOSTREAMS_HAS_LARGE_FILE_EXTENSIONS)
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/**/
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/* Systems with transitional extensions for large file support */
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# define BOOST_IOSTREAMS_FD_SEEK lseek64
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# define BOOST_IOSTREAMS_FD_TRUNCATE ftruncate64
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# define BOOST_IOSTREAMS_FD_MMAP mmap64
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# define BOOST_IOSTREAMS_FD_STAT stat64
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# define BOOST_IOSTREAMS_FD_FSTAT fstat64
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# define BOOST_IOSTREAMS_FD_OFFSET off64_t
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# else
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# define BOOST_IOSTREAMS_FD_SEEK lseek
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# define BOOST_IOSTREAMS_FD_TRUNCATE ftruncate
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# define BOOST_IOSTREAMS_FD_MMAP mmap
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# define BOOST_IOSTREAMS_FD_STAT stat
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# define BOOST_IOSTREAMS_FD_FSTAT fstat
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# define BOOST_IOSTREAMS_FD_OFFSET off_t
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# endif
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#endif
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#endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_RTL_HPP_INCLUDED
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