Re: getopts state is not localized in shell functions

[Doug Kearns]

On Fri, Sep 07, 2001 at 03:57:39PM +0200, Wilhelm Mueller wrote:
 
<snip>
 
> Description:
> It is not possible to use getopts to parse the arguments of shell functions.
> Using getopts with extra arguments after the variable name does not work 
> either.
 
OPTIND is set to 1 _only_ upon invocation of the shell.
So you need to reset it to 1 before the function is called again. 

> Though this behaviour is permitted by POSIX, it makes getopts almost useless
> for functions.
 
This is a little harsh :)
Just reset it in the function after you have finished calling getopts,
ready for the next time you call it.
 
<snip>

Regards,
Doug