pgrp.ed

在x86平台上运行不可信任代码的sandbox。

,s!->ref =!->ref.ref =!
,s!ref(f)!ref(\&f->ref)!g
,s!ref(r)!ref(\&r->ref)!g
,s!ref(p)!ref(\&p->ref)!g
,s!ref(to)!ref(\&to->ref)!g
,s!ref(c)!ref(\&c->ref)!g
,s!lock(\&mountid)!lock(\&mountid.lk)!g
,s!lock(f)!lock(\&f->ref.lk)!g
,s!(c = f->fd\[i\])!(&)!g
,s/panic("resrcwait")/panic("resrcwait: %s", reason)/