boost/iostreams/constants.hpp

   1 // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
   2 // (C) Copyright 2003-2007 Jonathan Turkanis
   3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
   5
   6 // See http://www.boost.org/libs/iostreams for documentation.
   7
   8 // Contains constants used by library.
   9
  10 #ifndef BOOST_IOSTREAMS_CONSTANTS_HPP_INCLUDED
  11 #define BOOST_IOSTREAMS_CONSTANTS_HPP_INCLUDED
  12
  13 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
  14 # pragma once
  15 #endif
  16
  17 #ifndef BOOST_IOSTREAMS_DEFAULT_DEVICE_BUFFER_SIZE
  18 # define BOOST_IOSTREAMS_DEFAULT_DEVICE_BUFFER_SIZE 4096
  19 #endif
  20
  21 #ifndef BOOST_IOSTREAMS_DEFAULT_FILTER_BUFFER_SIZE
  22 # define BOOST_IOSTREAMS_DEFAULT_FILTER_BUFFER_SIZE 128
  23 #endif
  24
  25 #ifndef BOOST_IOSTREAMS_DEFAULT_PBACK_BUFFER_SIZE
  26 # define BOOST_IOSTREAMS_DEFAULT_PBACK_BUFFER_SIZE 4
  27 #endif
  28
  29 #include <boost/iostreams/detail/ios.hpp>  // streamsize.
  30
  31 namespace boost { namespace iostreams {
  32
  33 const std::streamsize default_device_buffer_size =
  34     BOOST_IOSTREAMS_DEFAULT_DEVICE_BUFFER_SIZE;
  35 const std::streamsize default_filter_buffer_size =
  36     BOOST_IOSTREAMS_DEFAULT_FILTER_BUFFER_SIZE;
  37 const std::streamsize default_pback_buffer_size =
  38     BOOST_IOSTREAMS_DEFAULT_PBACK_BUFFER_SIZE;
  39
  40 } } // End namespaces iostreams, boost.
  41
  42 #endif // #ifndef BOOST_IOSTREAMS_CONSTANTS_HPP_INCLUDED