GetOpt formatting improvements
Brandon S.Allbery KF8NH
allbery at ece.cmu.edu
Wed Jul 2 10:36:54 EDT 2008
On 2008 Jul 2, at 6:40, Isaac Dupree wrote:
> Brandon S. Allbery KF8NH wrote:
>> On of the points of getopt is that -fFLAGS and -f FLAGS both work
>> without any extra code. Standard getopt doesn't do optional
>> arguments at all; GNU getopt handles -vn, -v n, and -v -- or -v -x
>> (for random options -v, -x, the former taking an optional argument;
>> the latter two cases are recognized as argument omitted).
> and we say cabal uses a getopt equivalent to this? Yet it doesn't
> work that way for me, in
We've apparently reinvented the situation that led to AT&T freeing the
original getopt() code, I see :) People who roll their own getopt()
clone usually miss the corner cases.
> cabal-install 0.5.1:
> > cabal fetch -v 3 random
> cabal: Failed to parse package dependency: "3"
> > cabal fetch -v3 random
> Reading installed packages...
> Reading available packages...
> (which, incidentally, I was doing to try to find out why 'cabal
> fetch' doesn't seem to do anything. And failed miserably. No
> messages, no new directories in ~/.cabal/packages/
> hackage.haskell.org/ or in ./ ... Oh wait, fetching uvector works.
> Maybe it's because GHC comes with random-220.127.116.11 so cabal
> erroneously thinks it already has the source code that I want to
> look at, i.e. "for later installation *or study*" as `cabal --help`
brandon s. allbery [solaris,freebsd,perl,pugs,haskell] allbery at kf8nh.com
system administrator [openafs,heimdal,too many hats] allbery at ece.cmu.edu
electrical and computer engineering, carnegie mellon university KF8NH
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