rt-thread/components/libc/cplusplus/cpp11/armclang/miscellaneous.cpp

/*
 * Copyright (c) 2006-2021, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2021-04-27     flybreak     the first version.
 */

#include <arm-tpl.h>

extern "C" int __ARM_TPL_execute_once(__ARM_TPL_exec_once_flag *__flag,
                                      void (*__init_routine)(void))
{
    if (*__flag == 0)
    {
        __init_routine();
        *__flag = 1;
    }
    return 0;
}