On 02/11/2014 08:42 AM, Cole Robinson wrote: > > This is actually one feature I hate of optparse: someone could have a valid > command line using --conn, but if we ever added a new command line option that > also started with --conn, a previously working command line would now be > broken due to ambiguous arguments. I've never heard complaints about it in > practice but it's something to consider.
This part is not as problematic as you think. It is valid to add '--conn' as an explicit long option name synonym of '--connect' at the same time you add the new '--connxyz', so that --conn remains unambiguous as the abbreviation for --connect. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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