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Message-ID: <20130127013030.GB3093@openwall.com>
Date: Sun, 27 Jan 2013 05:30:30 +0400
From: Solar Designer <solar@...nwall.com>
To: john-dev@...ts.openwall.com
Subject: Re: getopt limitation - or bug?
On Sat, Jan 26, 2013 at 12:23:43PM +0100, magnum wrote:
> We've had to work around a limitation in John's getopt a couple of times and it just hit me this might actually be a bug that could/should be fixed in core:
>
> For example, you can have two options --format and --fork and they can be abbreviated down to --form and --fork. This is fine.
>
> But if you have --markov and --markov-stats (the complete former being a subset of the latter), the shorter option will "disappear". --markov will not work at all, but --markov-stats will.
>
> I think getopt should support this, or at least detect the problem and warn or bail.
I don't mind this being corrected. This just did not matter in core yet.
Alexander
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