mirror of
https://github.com/Icinga/icinga2.git
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80 lines
2.9 KiB
C++
80 lines
2.9 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2016 Icinga Development Team (https://www.icinga.org/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#ifndef SCRIPTFUNCTION_H
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#define SCRIPTFUNCTION_H
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#include "base/i2-base.hpp"
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#include "base/value.hpp"
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#include "base/functionwrapper.hpp"
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#include "base/scriptglobal.hpp"
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#include <vector>
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#include <boost/function.hpp>
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namespace icinga
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{
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/**
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* A script function that can be used to execute a script task.
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*
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* @ingroup base
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*/
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class I2_BASE_API Function : public Object
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{
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public:
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DECLARE_OBJECT(Function);
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typedef boost::function<Value (const std::vector<Value>& arguments)> Callback;
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Function(const Callback& function, bool side_effect_free = false);
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Value Invoke(const std::vector<Value>& arguments = std::vector<Value>());
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bool IsSideEffectFree(void) const;
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static Object::Ptr GetPrototype(void);
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virtual Object::Ptr Clone(void) const override;
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private:
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Callback m_Callback;
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bool m_SideEffectFree;
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};
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#define REGISTER_SCRIPTFUNCTION(name, callback) \
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namespace { namespace UNIQUE_NAME(sf) { namespace sf ## name { \
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void RegisterFunction(void) { \
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Function::Ptr sf = new icinga::Function(WrapFunction(callback)); \
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ScriptGlobal::Set(#name, sf); \
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} \
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INITIALIZE_ONCE(RegisterFunction); \
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} } }
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#define REGISTER_SAFE_SCRIPTFUNCTION(name, callback) \
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namespace { namespace UNIQUE_NAME(sf) { namespace sf ## name { \
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void RegisterFunction(void) { \
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Function::Ptr sf = new icinga::Function(WrapFunction(callback), true); \
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ScriptGlobal::Set(#name, sf); \
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} \
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INITIALIZE_ONCE(RegisterFunction); \
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} } }
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}
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#endif /* SCRIPTFUNCTION_H */
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