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