Nicholas Clark wrote:
> On Wed, Nov 17, 2004 at 11:07:19PM -0800, Yitzchak 
> Scott-Thoennes wrote:
> 
> > So something like:
> > 
> > my $pid = open(REALPATH, "-|");
> > if (! $pid) {
> >    exec('/usr/bin/fullpath', '-t', $path) if defined $pid;
> >    die "Can't open /usr/bin/fullpath: $!";
> > }
> 
> Except that after a failed exec you should ideally be doing 
> POSIX::_exit() if it's available, to avoid double flushing IO buffers.

Is this documented somewhere? If not should it be?

Yves

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