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//===-- Linux implementation of the pthread_once function -----------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "pthread_once.h"
#include "src/__support/common.h"
#include "src/__support/threads/callonce.h"
#include <pthread.h> // For pthread_once_t and __pthread_once_func_t definitions.
namespace __llvm_libc {
LLVM_LIBC_FUNCTION(int, pthread_once,
(pthread_once_t * flag, __pthread_once_func_t func)) {
return callonce(reinterpret_cast<CallOnceFlag *>(flag),
reinterpret_cast<CallOnceCallback *>(func));
}
} // namespace __llvm_libc
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