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Diffstat (limited to 'boost/coroutine/detail/parameters.hpp')
-rw-r--r-- | boost/coroutine/detail/parameters.hpp | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/boost/coroutine/detail/parameters.hpp b/boost/coroutine/detail/parameters.hpp new file mode 100644 index 0000000000..8bad3910a9 --- /dev/null +++ b/boost/coroutine/detail/parameters.hpp @@ -0,0 +1,102 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_COROUTINES_DETAIL_PARAMETERS_H +#define BOOST_COROUTINES_DETAIL_PARAMETERS_H + +#include <boost/assert.hpp> +#include <boost/config.hpp> + +#include <boost/coroutine/detail/flags.hpp> + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace coroutines { +namespace detail { + +template< typename Data > +struct parameters +{ + Data * data; + bool do_unwind; + void * coro; + + parameters() : + data( 0), do_unwind( false), coro( 0) + {} + + explicit parameters( void * coro_) : + data( 0), do_unwind( false), coro( coro_) + { BOOST_ASSERT( 0 != coro); } + + explicit parameters( Data * data_, void * coro_) : + data( data_), do_unwind( false), coro( coro_) + { + BOOST_ASSERT( 0 != data); + BOOST_ASSERT( 0 != coro); + } + + explicit parameters( unwind_t::flag_t) : + data( 0), do_unwind( true) + {} +}; + +template< typename Data > +struct parameters< Data & > +{ + Data * data; + bool do_unwind; + void * coro; + + parameters() : + data( 0), do_unwind( false), coro( 0) + {} + + explicit parameters( void * coro_) : + data( 0), do_unwind( false), coro( coro_) + { BOOST_ASSERT( 0 != coro); } + + explicit parameters( Data * data_, void * coro_) : + data( data_), do_unwind( false), coro( coro_) + { + BOOST_ASSERT( 0 != data); + BOOST_ASSERT( 0 != coro); + } + + explicit parameters( unwind_t::flag_t) : + data( 0), do_unwind( true), coro( 0) + {} +}; + +template<> +struct parameters< void > +{ + bool do_unwind; + void * coro; + + parameters() : + do_unwind( false), coro(0) + {} + + parameters( void * coro_) : + do_unwind( false), coro( coro_) + { BOOST_ASSERT( 0 != coro); } + + explicit parameters( unwind_t::flag_t) : + do_unwind( true), coro( 0) + {} +}; + +}}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#endif // BOOST_COROUTINES_DETAIL_PARAMETERS_H |