Re: fd leak with {fd}>

[Pierre Gaston]

On Mon, Nov 26, 2012 at 3:37 PM, Chet Ramey <chet.ramey@case.edu> wrote:

> On 11/23/12 2:04 AM, Pierre Gaston wrote:
>
> > It seems rather counter intuitive that the fd is not closed after leaving
> > the block.
> > With the normal redirection the fd is only available inside the block
> >
> > $ { : ;} 3>&1;echo bar >&3
> > -bash: 3: Bad file descriptor
> >
> > if 3 is closed why should I expect {fd} to be still open?
>
> Because that's part of the reason to have {x}: so the user can handle the
> disposition of the file descriptor himself.

.
I don't see any difference between 3> and {x}> except that the later free
me from the hassle of avoid conflicting fd




>