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From: Chris Faylor <cgf AT cygnus DOT com>
Date: Tue, 10 Oct 2000 16:29:48 -0400
To: cygwin AT sources DOT redhat DOT com
Subject: Re: getopts missing with latest cygwin
Message-ID: <20001010162948.D5706@cygnus.com>
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In-Reply-To: <1001010201259.AA89692.SM@nike.ins.cwru.edu>; from chet@nike.ins.cwru.edu on Tue, Oct 10, 2000 at 04:12:59PM -0400

On Tue, Oct 10, 2000 at 04:12:59PM -0400, Chet Ramey wrote:
>> >No, it can't.  A separate program cannot propagate the changes to
>> >$OPTIND and $OPTARG back to the parent shell.
>> 
>> Btw, I based my assertion that it can be used as a separate program on this:
>> 
>> % ls -l /usr/bin/getopts
>> -rwxr-xr-x   1 bin      bin         1518 Jul 25  1995 /usr/bin/getopts
>> 
>> I have no idea how it actually is used with sh on this system, though.
>
>It's not.  It simply exists to satisfy a POSIX.2 requirement.  It need
>not be (and is not) useful.

It's not completely useless, though.  It does seem to parse command line
arguments:

% /usr/bin/getopts "a:" foo -a   
/usr/bin/getopts[7]: getopts: a argument expected

It obviously can't place them in the current environment, though.

cgf

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