[PATCH 3/3] hush: implement getopt builtin

[Jean-Christophe PLAGNIOL-VILLARD]

On 14:24 Fri 08 Oct     , Sascha Hauer wrote:
> Positional parameters are not nice, so implement a getopt
> function. This has to be done as a builtin because otherwise
> we have no access to the parents argc/argv.
> 
> getopt works as expected, here is a little example:
> 
> while getopt "hs:" OPT
> do
>         if [ $OPT = h ]; then
>                 echo "usage"
>                 exit 1
>         else
>                 echo "scr: opt: $OPT optarg: $OPTARG"
> 	fi
> done
> 
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
how about make it optional?

Best Regards,
J.