/* * File      : string.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2008, RT-Thread Development Team * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.rt-thread.org/license/LICENSE * * Change Logs: * Date           Author       Notes * 2008-08-14     Bernard      the first version */#include <rtthread.h>#if !defined (RT_USING_NEWLIB) && defined (RT_USING_MINILIBC)#include "string.h"/* there is no strcpy and strcmp implementation in RT-Thread */char *strcpy(char *dest, const char *src){	return rt_strncpy(dest, src, rt_strlen(src) + 1);}int strcmp (const char *s1, const char *s2){    while (*s1 && *s1 == *s2)        s1++, s2++;    return (*s1 - *s2);}#ifdef RT_USING_HEAPchar *strdup(const char *s){	size_t len = strlen(s) + 1;	char *tmp = (char *)rt_malloc(len);	if(!tmp) return NULL;	rt_memcpy(tmp, s, len);	return tmp;}#endif#endif