Chris@102: 
Chris@102: //          Copyright Oliver Kowalke 2009.
Chris@102: // Distributed under the Boost Software License, Version 1.0.
Chris@102: //    (See accompanying file LICENSE_1_0.txt or copy at
Chris@102: //          http://www.boost.org/LICENSE_1_0.txt)
Chris@102: 
Chris@102: #ifndef BOOST_COROUTINES_DETAIL_PARAMETERS_H
Chris@102: #define BOOST_COROUTINES_DETAIL_PARAMETERS_H
Chris@102: 
Chris@102: #include <boost/assert.hpp>
Chris@102: #include <boost/config.hpp>
Chris@102: 
Chris@102: #include <boost/coroutine/detail/flags.hpp>
Chris@102: 
Chris@102: #ifdef BOOST_HAS_ABI_HEADERS
Chris@102: #  include BOOST_ABI_PREFIX
Chris@102: #endif
Chris@102: 
Chris@102: namespace boost {
Chris@102: namespace coroutines {
Chris@102: namespace detail {
Chris@102: 
Chris@102: template< typename Data >
Chris@102: struct parameters
Chris@102: {
Chris@102:     Data                *   data;
Chris@102:     bool                    do_unwind;
Chris@102:     void                *   coro;
Chris@102: 
Chris@102:     parameters() :
Chris@102:         data( 0), do_unwind( false), coro( 0)
Chris@102:     {}
Chris@102: 
Chris@102:     explicit parameters( void * coro_) :
Chris@102:         data( 0), do_unwind( false), coro( coro_)
Chris@102:     { BOOST_ASSERT( 0 != coro); }
Chris@102: 
Chris@102:     explicit parameters( Data * data_, void * coro_) :
Chris@102:         data( data_), do_unwind( false), coro( coro_)
Chris@102:     {
Chris@102:         BOOST_ASSERT( 0 != data);
Chris@102:         BOOST_ASSERT( 0 != coro);
Chris@102:     }
Chris@102: 
Chris@102:     explicit parameters( unwind_t::flag_t) :
Chris@102:         data( 0), do_unwind( true)
Chris@102:     {}
Chris@102: };
Chris@102: 
Chris@102: template< typename Data >
Chris@102: struct parameters< Data & >
Chris@102: {
Chris@102:     Data                *   data;
Chris@102:     bool                    do_unwind;
Chris@102:     void                *   coro;
Chris@102: 
Chris@102:     parameters() :
Chris@102:         data( 0), do_unwind( false), coro( 0)
Chris@102:     {}
Chris@102: 
Chris@102:     explicit parameters( void * coro_) :
Chris@102:         data( 0), do_unwind( false), coro( coro_)
Chris@102:     { BOOST_ASSERT( 0 != coro); }
Chris@102: 
Chris@102:     explicit parameters( Data * data_, void * coro_) :
Chris@102:         data( data_), do_unwind( false), coro( coro_)
Chris@102:     {
Chris@102:         BOOST_ASSERT( 0 != data);
Chris@102:         BOOST_ASSERT( 0 != coro);
Chris@102:     }
Chris@102: 
Chris@102:     explicit parameters( unwind_t::flag_t) :
Chris@102:         data( 0), do_unwind( true), coro( 0)
Chris@102:     {}
Chris@102: };
Chris@102: 
Chris@102: template<>
Chris@102: struct parameters< void >
Chris@102: {
Chris@102:     bool                    do_unwind;
Chris@102:     void                *   coro;
Chris@102: 
Chris@102:     parameters() :
Chris@102:         do_unwind( false), coro(0)
Chris@102:     {}
Chris@102: 
Chris@102:     parameters( void * coro_) :
Chris@102:         do_unwind( false), coro( coro_)
Chris@102:     { BOOST_ASSERT( 0 != coro); }
Chris@102: 
Chris@102:     explicit parameters( unwind_t::flag_t) :
Chris@102:         do_unwind( true), coro( 0)
Chris@102:     {}
Chris@102: };
Chris@102: 
Chris@102: }}}
Chris@102: 
Chris@102: #ifdef BOOST_HAS_ABI_HEADERS
Chris@102: #  include BOOST_ABI_SUFFIX
Chris@102: #endif
Chris@102: 
Chris@102: #endif // BOOST_COROUTINES_DETAIL_PARAMETERS_H