77 lines
2.7 KiB
C++
77 lines
2.7 KiB
C++
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// Copyright 2011 Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of Google Inc. nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "c_gate.hpp"
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#include "state.ipp"
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/// Creates a new gateway to an existing C++ Lua state.
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///
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/// \param state_ The state to connect to. This object must remain alive while
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/// the newly-constructed state_c_gate is alive.
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lutok::state_c_gate::state_c_gate(state& state_) :
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_state(state_)
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{
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}
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/// Destructor.
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///
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/// Destroying this object has no implications on the life cycle of the Lua
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/// state. Only the corresponding state object controls when the Lua state is
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/// closed.
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lutok::state_c_gate::~state_c_gate(void)
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{
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}
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/// Creates a C++ state for a C Lua state.
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///
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/// \warning The created state object does NOT own the C state. You must take
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/// care to properly destroy the input lua_State when you are done with it to
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/// not leak resources.
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///
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/// \param raw_state The raw state to wrap temporarily.
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///
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/// \return The wrapped state without strong ownership on the input state.
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lutok::state
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lutok::state_c_gate::connect(lua_State* raw_state)
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{
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return state(static_cast< void* >(raw_state));
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}
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/// Returns the C native Lua state.
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///
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/// \return A native lua_State object holding the Lua C API state.
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lua_State*
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lutok::state_c_gate::c_state(void)
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{
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return static_cast< lua_State* >(_state.raw_state());
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}
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