the -P flag overwrites files, so it needs tame "stdio rpath wpath cpath".

the -P flag overwrites files, so it needs tame "stdio rpath wpath cpath".
the remaining code paths can use tame "stdio rpath cpath". One again,
the "cpath" request says a path-based system call will be used to
"change" filesystem pathname layout, for instance any of O_CREAT, symlink,
rename, unlink...