Re: [RFC] CLI option parsing and usage generation for porcelains

>   Following Kristian momentum, I've reworked his parse_option module
> quite a lot, and now have some quite interesting features. The series is
> available from git://git.madism.org/git.git (branch ph/strbuf).
> 
>   The following series is open for comments, it's not 100% ready for
> inclusion IMHO, as some details may need to be sorted out first, and
> that I've not re-read the patches thoroughly yet. Though I uses the tip
> of that branch as my everyday git for 2 weeks or so without any
> noticeable issues.
> 
>   And as examples are always easier to grok:
> 
> $ git fetch -h
> usage: git-fetch [options] [<repository> <refspec>...]
> 
>   -q, --quiet           be quiet
>   -v, --verbose         be verbose
> 
>   -a, --append          append in .git/FETCH_HEAD
>   -f, --force           force non fast-forwards updates
>   --no-tags             don't follow tags at all
>   -t, --tags            fetch all tags
>   --depth <depth>       deepen history of a shallow clone
> 
> Advanced Options
>   -k, --keep            keep downloaded pack
>   -u, --update-head-ok  allow to update the head in the current branch
>   --upload-pack <path>  path to git-upload-pack on the remote
> 
> $ git rm -rf xdiff # yeah -rf now works !