添加rtthread相关代码

riscv/rtthread/components/finsh/msh_parse.h

@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2022-05-25     WangQiang    the first verion for msh parse
+ */
+
+#ifndef MSH_PARSE_H
+#define MSH_PARSE_H
+
+#include <rtdef.h>
+
+rt_bool_t msh_isint(char *strvalue);
+rt_bool_t msh_ishex(char *strvalue);
+int msh_strtohex(char *strvalue);
+
+#endif /* MSH_PARSE_H */