#include "threadpool/atomic_helpers.h"
#include <stdexcept>

#ifdef USE_PTHREAD_ATOMIC_LOCK
    // Print a warning if we defaulted to use pthreads for atomic operations
    // This can decrease the performance of atomic operations
    // We print the message here so it is only printed once
    #warning using pthreads for atomic operations, this may affect performance
#endif


namespace AtomicOperations {

#ifdef USE_PTHREAD_ATOMIC_LOCK
    pthread_mutex_t atomic_pthread_lock;
    static pthread_mutexattr_t threadpool_global_attr;
    static int create_atomic_pthread_lock( ) {
        pthread_mutexattr_init(&threadpool_global_attr);
        int error = pthread_mutex_init(&atomic_pthread_lock,&threadpool_global_attr);
        if ( error != 0 ) { throw std::logic_error("Error initializing mutex:"); }
        return error;
    }
    int atomic_pthread_lock_initialized = create_atomic_pthread_lock();
#endif

} // AtomicOperations namespace