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Re: fewer forks during shell detection
From: |
Ralf Wildenhues |
Subject: |
Re: fewer forks during shell detection |
Date: |
Sat, 15 Nov 2008 11:39:47 +0100 |
User-agent: |
Mutt/1.5.18 (2008-05-17) |
Hi Eric,
* Eric Blake wrote on Fri, Nov 14, 2008 at 03:06:15PM CET:
>
> According to Ralf Wildenhues on 11/12/2008 12:00 PM:
> > I think you should be able to use
> > echo '...' 2>/dev/null | ./foo 2>/dev/null
> if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
> { $as_echo "$as_bourne_compatible""$as_required" | \
> as_run=a "$as_shell"; } 2>/dev/null; then
>
> And since that 2>/dev/null is outside the {;}, we're probably okay in this
> case.
Yes, that looks fine to me, thanks.
Cheers,
Ralf