...
	char buf[256];  //get file-path source name into 'buf'
			//(using one of the above methods will do)
	//////////////////////////////////////////////////////////////
	STRING* shortname  = str_create(buf);
		while(str_stri(shortname, "\\"))
		{	str_clip(shortname, str_stri(shortname, "\\"));		}
	STRING* targetname = str_create(work_dir);
		str_cat(targetname, shortname);
	file_cpy (targetname, _str(buf));
	//////////////////////////////////////////////////////////////
	str_remove(shortname);		str_remove(targetname);		//optional clean up