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Date:	Fri, 20 Dec 2002 20:14:50 -0800
To:	cygwin AT cygwin DOT com
From:	Randall R Schulz <rrschulz AT cris DOT com>
Subject:	Re: retval of pipelined cmd in bash
In-Reply-To:	<20021220225142.241934979@sitemail.everyone.net>
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X-MIME-Autoconverted:	from quoted-printable to 8bit by delorie.com id gBL4Eq219916

Elfyn,

If you looker more closely, you'll see that Sören already knows about the 
$? variable.

Randall Schulz


At 14:51 2002-12-20, Elfyn McBratney wrote:
>Hello Soren,
>
>What you need is the $? variable. The simplest testcase would be this:
>
> >>> rt.c
>int
>main()
>{
>   return(21);
>}
><<<
>
>   [root AT webdev]:{509}:% gcc rt.c -o rt
>   [root AT webdev]:{510}:% ./rt
>   [root AT webdev]:{511}:% echo $?
>   21
>   [root AT webdev]:{512}:%
>
>Elfyn
>elfyn AT exposure DOT org DOT uk
>
>
>--- Soren A <soren_andersen AT fastmail DOT fm> wrote:
> >Hallo Cygwains,
> >
> >...
> >----------------------------------8<-----------------------------------
> >   function powermake
> >   {
> >   declare -x LESS='-z-2$ -s~wR'
> >   declare PAGER='/bin/less'
> >   declare +x ECODE=
> >   { make "$@" || ECODE=$? ; } 2>&1 | tee $MAKE_ERR_TO | \
> >       /cdv/f/scr/colormake.pl | $PAGER -O"${MAKE_ERR_TO}.colorlog"
> >   if [[ $ECODE ]]  # "0" and "1" are both TRUE; "null" is FALSE.
> >      then $gvimexe --servername 'QUICKFIX' -q "$(cygpath -wla 
> $MAKE_ERR_TO)"
> >      else echo 'No "make" errors to diagnose: retval was ' '"'$ECODE'".'
> >   fi
> >   return $ECODE
> >   }
> >----------------------------------8<-----------------------------------
> >
> >...
> >
> >   Thanks,
> >     Soren


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