Re: address@hidden: Emacs bug with Solaris 9 (only)]

[Jan D.]

>     Now, reading the code it seems to me that p->subtty is unconditionally
>     set to Qnil when the fork of the subprocess succeeds, so the first
>     ioctl will never be executed.
>
> Here's the code that sets subtty.
>
>   /* Record the tty descriptor used in the subprocess.  */
>   if (forkin < 0)
>     XPROCESS (process)->subtty = Qnil;
>   else
>     XSETFASTINT (XPROCESS (process)->subtty, forkin);
>
> It doesn't look like this always sets it to nil, unless
> forkin is always < 0.  Basically, it is not SUPPOSED
> to be always nil, so if you find that it always IS nil,
> there must be a bug somewhere.

But later at the end of the same function (create_process) we have:

      /* vfork succeeded.  */
      ...

        XPROCESS (process)->subtty = Qnil;
        if (forkin >= 0)
          emacs_close (forkin);


        Jan D.