Bootstrap

linux c 更新文件元数据

/*
* brief: 更新文件的元数据,包括时间戳、权限、拥有者(group和owner)
* param:file_path文件路径,st文件的元数据指针
* return: FALSE失败,TRUE成功
*/
int update_file_metedata(const pchar file_name, struct stat * st)
{
	if (!st)
	{
		log_error(__FILE__, __LINE__, " st is null");

		return FALSE;
	}

	int is_lnk = 0;
	struct stat lst;
	if(lstat(file_name,&lst) == 0 && S_ISLNK(lst.st_mode))
	{
		is_lnk = 1;
	}

	int ret = 0;
	if(is_lnk == 0)
	{
		ret = chown(file_name, st->st_uid, st->st_gid);
	}
	else
	{
		ret = lchown(file_name, st->st_uid, st->st_gid);
	}
	log_debug(__FILE__, __LINE__, "filename:%s chown ret = %d", file_name, ret);


	if(is_lnk == 0)
	{
		ret = chmod(file_name, st->st_mode);
		log_debug(__FILE__, __LINE__, "filename:%s chmod ret = %d", file_name, ret);
	}
	

	struct timespec times[2];
    memcpy(&times[0], &st->st_atim, s
;