icinga2/lib/base/initialize.hpp

47 lines
2.1 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.com/) *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#ifndef INITIALIZE_H
#define INITIALIZE_H
#include "base/i2-base.hpp"
namespace icinga
{
#define I2_TOKENPASTE(x, y) x ## y
#define I2_TOKENPASTE2(x, y) I2_TOKENPASTE(x, y)
#define I2_UNIQUE_NAME(prefix) I2_TOKENPASTE2(prefix, __COUNTER__)
I2_BASE_API bool InitializeOnceHelper(void (*func)(void), int priority = 0);
#define INITIALIZE_ONCE(func) \
namespace { namespace I2_UNIQUE_NAME(io) { \
I2_EXPORT bool l_InitializeOnce(icinga::InitializeOnceHelper(func)); \
} }
#define INITIALIZE_ONCE_WITH_PRIORITY(func, priority) \
namespace { namespace I2_UNIQUE_NAME(io) { \
I2_EXPORT bool l_InitializeOnce(icinga::InitializeOnceHelper(func, priority)); \
} }
}
#endif /* INITIALIZE_H */