mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-16 11:22:12 +00:00
b79ead9c84
* Replicate poco into base/poco/ * De-register poco submodule * Build poco from ClickHouse * Exclude poco from stylecheck * Exclude poco from whitespace check * Exclude poco from typo check * Remove x bit from sources/headers (the style check complained) * Exclude poco from duplicate include check * Fix fasttest * Remove contrib/poco-cmake/* * Simplify poco build descriptions * Remove poco stuff not used by ClickHouse * Glob poco sources * Exclude poco from clang-tidy
78 lines
1.3 KiB
C++
78 lines
1.3 KiB
C++
//
|
|
// Event_POSIX.h
|
|
//
|
|
// Library: Foundation
|
|
// Package: Threading
|
|
// Module: Event
|
|
//
|
|
// Definition of the EventImpl class for POSIX Threads.
|
|
//
|
|
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
|
|
// and Contributors.
|
|
//
|
|
// SPDX-License-Identifier: BSL-1.0
|
|
//
|
|
|
|
|
|
#ifndef Foundation_Event_POSIX_INCLUDED
|
|
#define Foundation_Event_POSIX_INCLUDED
|
|
|
|
|
|
#include "Poco/Foundation.h"
|
|
#include "Poco/Exception.h"
|
|
#include <pthread.h>
|
|
#include <errno.h>
|
|
|
|
|
|
namespace Poco {
|
|
|
|
|
|
class Foundation_API EventImpl
|
|
{
|
|
protected:
|
|
EventImpl(bool autoReset);
|
|
~EventImpl();
|
|
void setImpl();
|
|
void waitImpl();
|
|
bool waitImpl(long milliseconds);
|
|
void resetImpl();
|
|
|
|
private:
|
|
bool _auto;
|
|
volatile bool _state;
|
|
pthread_mutex_t _mutex;
|
|
pthread_cond_t _cond;
|
|
};
|
|
|
|
|
|
//
|
|
// inlines
|
|
//
|
|
inline void EventImpl::setImpl()
|
|
{
|
|
if (pthread_mutex_lock(&_mutex))
|
|
throw SystemException("cannot signal event (lock)");
|
|
_state = true;
|
|
if (pthread_cond_broadcast(&_cond))
|
|
{
|
|
pthread_mutex_unlock(&_mutex);
|
|
throw SystemException("cannot signal event");
|
|
}
|
|
pthread_mutex_unlock(&_mutex);
|
|
}
|
|
|
|
|
|
inline void EventImpl::resetImpl()
|
|
{
|
|
if (pthread_mutex_lock(&_mutex))
|
|
throw SystemException("cannot reset event");
|
|
_state = false;
|
|
pthread_mutex_unlock(&_mutex);
|
|
}
|
|
|
|
|
|
} // namespace Poco
|
|
|
|
|
|
#endif // Foundation_Event_POSIX_INCLUDED
|