ext-boost/boost/context/stack_context.hpp

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// Copyright Oliver Kowalke 2014.
// 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_CONTEXT_STACK_CONTEXT_H
#define BOOST_CONTEXT_STACK_CONTEXT_H
#include <cstddef>
#include <boost/config.hpp>
#include <boost/context/detail/config.hpp>
#ifdef BOOST_HAS_ABI_HEADERS
# include BOOST_ABI_PREFIX
#endif
namespace boost {
namespace context {
#if ! defined(BOOST_CONTEXT_NO_CXX11)
struct BOOST_CONTEXT_DECL stack_context {
# if defined(BOOST_USE_SEGMENTED_STACKS)
typedef void * segments_context[BOOST_CONTEXT_SEGMENTS];
# endif
std::size_t size{ 0 };
void * sp{ nullptr };
# if defined(BOOST_USE_SEGMENTED_STACKS)
segments_context segments_ctx{};
# endif
# if defined(BOOST_USE_VALGRIND)
unsigned valgrind_stack_id{ 0 };
# endif
};
#else
struct BOOST_CONTEXT_DECL stack_context {
# if defined(BOOST_USE_SEGMENTED_STACKS)
typedef void * segments_context[BOOST_CONTEXT_SEGMENTS];
# endif
std::size_t size;
void * sp;
# if defined(BOOST_USE_SEGMENTED_STACKS)
segments_context segments_ctx;
# endif
# if defined(BOOST_USE_VALGRIND)
unsigned valgrind_stack_id;
# endif
stack_context() :
size( 0),
sp( 0)
# if defined(BOOST_USE_SEGMENTED_STACKS)
, segments_ctx()
# endif
# if defined(BOOST_USE_VALGRIND)
, valgrind_stack_id( 0)
# endif
{}
};
#endif
}}
#ifdef BOOST_HAS_ABI_HEADERS
# include BOOST_ABI_SUFFIX
#endif
#endif // BOOST_CONTEXT_STACK_CONTEXT_H