/** * Copyright (c) 2006-2009 LOVE Development Team * * This software is provided 'as-is', without any express or implied * warranty. In no event will the authors be held liable for any damages * arising from the use of this software. * * Permission is granted to anyone to use this software for any purpose, * including commercial applications, and to alter it and redistribute it * freely, subject to the following restrictions: * * 1. The origin of this software must not be misrepresented; you must not * claim that you wrote the original software. If you use this software * in a product, an acknowledgment in the product documentation would be * appreciated but is not required. * 2. Altered source versions must be plainly marked as such, and must not be * misrepresented as being the original software. * 3. This notice may not be removed or altered from any source distribution. **/ #include "Signal.h" namespace love { namespace signal { namespace posix { Signal::Signal() : signals(0) { cb = 0; } Signal::~Signal() { ::signal(signals, SIG_DFL); } bool Signal::registerSignal(int sgn) { signals |= sgn; ::signal(sgn, (void (*)(int)) &handler); } void Signal::setCallback(lua_State *L) { luax_assert_argc(L, 1, 1); luax_assert_function(L, -1); if(cb != 0) { delete cb; cb = 0; } cb = new Reference(L); } void handler(int signal) { if (cb == 0) return; lua_State *L = cb->getL(); cb->push(); lua_pushnumber(L, signal); lua_call(L, 1, 0); } const char * Signal::getName() const { return "love.signal.posix"; } } // posix } // signal } // love