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71 lines
2.5 KiB
C++
71 lines
2.5 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of Beast: https://github.com/vinniefalco/Beast
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Copyright 2013, Vinnie Falco <vinnie.falco@gmail.com>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef BEAST_CORE_SYSTEM_BOOSTPLACEHOLDERSFIX_H_INCLUDED
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#define BEAST_CORE_SYSTEM_BOOSTPLACEHOLDERSFIX_H_INCLUDED
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#if BEAST_USE_BOOST_FEATURES
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// Prevent <boost/bind/placeholders.hpp> from being included
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#ifdef BOOST_BIND_PLACEHOLDERS_HPP_INCLUDED
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# error "boost/bind.hpp must not be included before this file"
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#else
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# define BOOST_BIND_PLACEHOLDERS_HPP_INCLUDED
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#endif
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#include <boost/version.hpp>
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#if BOOST_VERSION > 105499
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# error "This hasnt been tested with boost versions above 1.54"
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#endif
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#include <boost/bind.hpp>
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#include <boost/bind/arg.hpp>
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// This is a hack to fix boost's goofy placeholders going into the global
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// namespace. First we prevent the user from including boost/bind.hpp
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// before us. Then we define the include guard macro and include
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// boost/bind.hpp ourselves to get the declarations. Finally we repeat
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// the missing placeholder declarations but put them in a proper namespace.
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//
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// We put the placeholders in boost::placeholders so they can be accessed
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// explicitly to handle the common case of a "using namespace oost" directive
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// being in effect.
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//
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// Declarations based on boost/bind/placeholders.cpp
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//
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namespace boost {
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namespace placeholders {
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extern boost::arg<1> _1;
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extern boost::arg<2> _2;
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extern boost::arg<3> _3;
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extern boost::arg<4> _4;
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extern boost::arg<5> _5;
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extern boost::arg<6> _6;
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extern boost::arg<7> _7;
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extern boost::arg<8> _8;
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extern boost::arg<9> _9;
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}
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using namespace placeholders;
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}
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#endif
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#endif
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