eqemu-server/libs/luabind/luabind/yield_policy.hpp
2019-10-12 21:07:06 -07:00

68 lines
2.0 KiB
C++

// Copyright (c) 2003 Daniel Wallin and Arvid Norberg
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
// ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
// SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
// ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
// OR OTHER DEALINGS IN THE SOFTWARE.
#ifndef LUABIND_YIELD_POLICY_HPP_INCLUDED
#define LUABIND_YIELD_POLICY_HPP_INCLUDED
#include <luabind/config.hpp>
#include <luabind/detail/policy.hpp>
namespace luabind { namespace detail
{
struct yield_policy
{
static void precall(lua_State*, const index_map&) {}
static void postcall(lua_State*, const index_map&) {}
};
template<class T>
struct has_yield
{
BOOST_STATIC_CONSTANT(bool,
value = (boost::is_same<yield_policy, typename T::head>::value ||
has_yield<typename T::tail>::value));
};
template<>
struct has_yield<null_type>
{
BOOST_STATIC_CONSTANT(bool, value = false);
};
}}
namespace luabind
{
detail::policy_cons<detail::yield_policy, detail::null_type> const yield = {};
namespace detail
{
inline void ignore_unused_yield()
{
(void)yield;
}
}
}
#endif // LUABIND_YIELD_POLICY_HPP_INCLUDED