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