rt-thread/bsp/raspberry-pi/raspi4-32/applications/main.c

/*
 * Copyright (c) 2006-2020, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2017-5-30     bernard       the first version
 */
#include <rtthread.h>
#include <stdio.h>

int main(int argc, char** argv)
{   
    rt_kprintf("hello rt-thread!\n");

    return 0;
}