1 /* 2 * Copyright (c) 2025 RT-Thread Development Team 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 * 6 * Change Logs: 7 * Date Author Notes 8 * 2025-06-21 Bernard First version 9 */ 10 11 #ifndef __HELLO_H__ 12 #define __HELLO_H__ 13 14 #ifdef __cplusplus 15 extern "C" { 16 #endif 17 18 /** 19 * @brief Hello world function 20 * 21 * This function prints "Hello World!" to the console 22 */ 23 void hello_world(void); 24 25 #ifdef __cplusplus 26 } 27 #endif 28 29 #endif /* __HELLO_H__ */ 30