1 /* 2 * Distributed under the Boost Software License, Version 1.0.(See accompanying 3 * file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.) 4 * 5 * See http://www.boost.org/libs/iostreams for documentation. 6 * 7 * Defines preprocessor symbols expanding to the names of functions in the 8 * C runtime library used to access file descriptors and to the type used 9 * to store file offsets for seeking. 10 * 11 * File: boost/iostreams/detail/config/rtl.hpp 12 * Date: Wed Dec 26 11:58:11 MST 2007 13 * 14 * Copyright: 2007-2008 CodeRage, LLC 15 * Author: Jonathan Turkanis 16 * Contact: turkanis at coderage dot com 17 */ 18 19 #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_RTL_HPP_INCLUDED 20 #define BOOST_IOSTREAMS_DETAIL_CONFIG_RTL_HPP_INCLUDED 21 22 #include <boost/config.hpp> 23 #include <boost/iostreams/detail/config/windows_posix.hpp> 24 25 // Handle open, close, read, and write 26 #ifdef __BORLANDC__ 27 # define BOOST_IOSTREAMS_RTL(x) BOOST_JOIN(_rtl_, x) 28 #elif defined BOOST_IOSTREAMS_WINDOWS 29 # define BOOST_IOSTREAMS_RTL(x) BOOST_JOIN(_, x) 30 #else 31 # define BOOST_IOSTREAMS_RTL(x) ::x // Distinguish from member function named x 32 #endif 33 #define BOOST_IOSTREAMS_FD_OPEN BOOST_IOSTREAMS_RTL(open) 34 #define BOOST_IOSTREAMS_FD_CLOSE BOOST_IOSTREAMS_RTL(close) 35 #define BOOST_IOSTREAMS_FD_READ BOOST_IOSTREAMS_RTL(read) 36 #define BOOST_IOSTREAMS_FD_WRITE BOOST_IOSTREAMS_RTL(write) 37 38 // Handle lseek, off_t, ftruncate, and stat 39 #ifdef BOOST_IOSTREAMS_WINDOWS 40 # if defined(BOOST_MSVC) || defined(__MSVCRT__) // MSVC, MinGW 41 # define BOOST_IOSTREAMS_FD_SEEK _lseeki64 42 # define BOOST_IOSTREAMS_FD_OFFSET __int64 43 # else // Borland, Metrowerks, ... 44 # define BOOST_IOSTREAMS_FD_SEEK lseek 45 # define BOOST_IOSTREAMS_FD_OFFSET long 46 # endif 47 #else // Non-windows 48 # if defined(_LARGEFILE64_SOURCE) && !defined(__APPLE__) && \ 49 (!defined(_FILE_OFFSET_BITS) || _FILE_OFFSET_BITS != 64) || \ 50 defined(_AIX) && !defined(_LARGE_FILES) || \ 51 defined(BOOST_IOSTREAMS_HAS_LARGE_FILE_EXTENSIONS) 52 /**/ 53 54 /* Systems with transitional extensions for large file support */ 55 56 # define BOOST_IOSTREAMS_FD_SEEK lseek64 57 # define BOOST_IOSTREAMS_FD_TRUNCATE ftruncate64 58 # define BOOST_IOSTREAMS_FD_MMAP mmap64 59 # define BOOST_IOSTREAMS_FD_STAT stat64 60 # define BOOST_IOSTREAMS_FD_FSTAT fstat64 61 # define BOOST_IOSTREAMS_FD_OFFSET off64_t 62 # else 63 # define BOOST_IOSTREAMS_FD_SEEK lseek 64 # define BOOST_IOSTREAMS_FD_TRUNCATE ftruncate 65 # define BOOST_IOSTREAMS_FD_MMAP mmap 66 # define BOOST_IOSTREAMS_FD_STAT stat 67 # define BOOST_IOSTREAMS_FD_FSTAT fstat 68 # define BOOST_IOSTREAMS_FD_OFFSET off_t 69 # endif 70 #endif 71 72 #endif // #ifndef BOOST_IOSTREAMS_DETAIL_CONFIG_RTL_HPP_INCLUDED 73