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/*************************************************
* Pthread Mutex Source File *
* (C) 1999-2007 The Botan Project *
*************************************************/
#include <botan/mux_pthr.h>
#include <botan/exceptn.h>
#ifndef _POSIX_C_SOURCE
#define _POSIX_C_SOURCE 199506
#endif
#include <pthread.h>
namespace Botan {
/*************************************************
* Pthread Mutex Factory *
*************************************************/
Mutex* Pthread_Mutex_Factory::make()
{
class Pthread_Mutex : public Mutex
{
public:
void lock()
{
if(pthread_mutex_lock(&mutex) != 0)
throw Exception("Pthread_Mutex::lock: Error occured");
}
void unlock()
{
if(pthread_mutex_unlock(&mutex) != 0)
throw Exception("Pthread_Mutex::unlock: Error occured");
}
Pthread_Mutex()
{
if(pthread_mutex_init(&mutex, 0) != 0)
throw Exception("Pthread_Mutex: initialization failed");
}
~Pthread_Mutex()
{
if(pthread_mutex_destroy(&mutex) != 0)
throw Invalid_State("~Pthread_Mutex: mutex is still locked");
}
private:
pthread_mutex_t mutex;
};
return new Pthread_Mutex();
}
}
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