icinga2/lib/base/initialize.hpp

50 lines
1.2 KiB
C++

/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
#ifndef INITIALIZE_H
#define INITIALIZE_H
#include "base/i2-base.hpp"
#include <functional>
namespace icinga
{
/**
* Priority values for use with the INITIALIZE_ONCE_WITH_PRIORITY macro.
*
* The values are given in the order of initialization.
*/
enum class InitializePriority {
CreateNamespaces,
InitIcingaApplication,
RegisterTypeType,
RegisterObjectType,
RegisterPrimitiveTypes,
RegisterBuiltinTypes,
RegisterFunctions,
RegisterTypes,
EvaluateConfigFragments,
Default,
FreezeNamespaces,
};
#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__)
bool InitializeOnceHelper(const std::function<void()>& func, InitializePriority priority = InitializePriority::Default);
#define INITIALIZE_ONCE(func) \
namespace { namespace I2_UNIQUE_NAME(io) { \
bool l_InitializeOnce(icinga::InitializeOnceHelper(func)); \
} }
#define INITIALIZE_ONCE_WITH_PRIORITY(func, priority) \
namespace { namespace I2_UNIQUE_NAME(io) { \
bool l_InitializeOnce(icinga::InitializeOnceHelper(func, priority)); \
} }
}
#endif /* INITIALIZE_H */