Es++ Class: BarrierAttribute
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Source code
/******************************************************************************
*
* Copyright (c) 2015 TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
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*
* BarrierAttribute.h
*
*****************************************************************************/
#pragma once
#include <es++/Object.h>
#include <es++/Exception.h>
#include <pthread.h>
namespace Es {
class BarrierAttribute :public Object {
private:
pthread_barrierattr_t attr;
public:
BarrierAttribute()
:barrierAttribute(0),
{
int rc = pthread_barrierattr_init(&attr);
if (rc < 0) {
throw Es::IException("Failed to pthread_barrierattr_init: %s", error());
}
}
~BarrierAttribute()
{
try {
destroy();
} catch (Es::Exception& ex) {
ex.display();
}
}
void destroy()
{
if (barrier != 0) {
int rc = pthread_barrierattr_destroy(&attr);
if (rc != 0) {
throw Es::IException("Failed to pthread_barrier_destroy:%s",
error());
}
}
}
int getShared (int& pshared)
{
int rc = pthread_barrierattr_getpshared (&attr, &pshared);
if (rc != 0) {
throw Es::IException("Faield to pthread_barrierattr_getshared: %s", error());
}
return rc;
}
int setShared (int pshared)
{
int rc = pthread_barrierattr_setpshared (&attr, pshared);
if (rc != 0) {
throw Es::IException("Faield to pthread_barrierattr_setshared: %s", error());
}
return rc;
}
};
}
Last modified: 27 July 2017
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