Re: Porting vfork()
Jamie Lokier (lkd@tantalophile.demon.co.uk)
Sat, 9 Jan 1999 10:05:38 +0000
> I think you can fix it in libc. Make vfork() do a clone with CLONE_VM and
> leave a small gap in the stack for the parent to use.
>
> In the client we run as before. The parent waits on a pthread mutex of some
> sort which libc can clean up on exit, or exec (I belive those are the right
> cases ?). I guess it needs to block all signals too.
What's wrong with blocking all the signals and using good old `waitpid'?
(With EINTR retry loop)
-- Jamie
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