Re: trap handler scope wrong?

[Phillip Susi]

Chet Ramey wrote:
> > trap "cat $LOG > &3" ERR
> > {
> >  foo
> >  bar
> > } 3>&1 > /dev/null
>
> That's about right, but you need >&3 in the trap command.

I did have > &3 in the trap command, see?

I'm a bit worried though about hard coding the fd 3.  Is there a way to get the 
next available fd number and save it in a variable, rather than hard code 3?