/* * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2010-11-17 Bernard first version */ #include <stdio.h> #include <stdlib.h> #include <finsh.h> int libc_env() { printf("PATH=%s\n", getenv("PATH")); putenv("foo=bar"); printf("foo=%s\n", getenv("foo")); return 0; } FINSH_FUNCTION_EXPORT(libc_env, get/set_env test);