Hi Stroller, you may also want to look at Getopt::Declare. If you dont want to do something fancy you just have to write the »program -help« page and you're done.
It's not in portage but you can emerge g-cpan to install it.
Stefan
On Fri, Dec 25, 2009 at 04:21:53PM +0000, Stroller wrote:
> Hey, Gentoo,
>
> I'm just attempting to learn a little Perl and write a little Perl program.
>
> I have been experimenting with the Getopt::Long module, which seems to be
> working fine, but I'm considering Getopt::Tabular instead.
>
> So I thought I'd search portage for "Getopt", to see if that is readily
> provided by Portage, or otherwise which modules are:
>
> $ eix -c -C perl Getopt
> [N] dev-perl/Getopt-ArgvFile (1.11): This module is a simple supplement to
> other option handling modules.
> [N] dev-perl/Getopt-Long-Descriptive (~0.083): Getopt::Long with usage text
> [N] dev-perl/Getopt-Mixed (1.10): Getopt::Mixed is used for parsing mixed
> options
> [N] dev-perl/MooseX-Getopt (~0.26): A Moose role for processing command line
> options
> [N] perl-core/Getopt-Long (2.38): Advanced handling of command line options
> Found 5 matches.
> $
>
> Yet none of them, not even the Get::Long package that I've been experimenting
> with, are installed on my system:
>
> $ eix -c -C perl Getopt -I
> No matches found.
> $
>
> Can anyone explain, please, why this appears not to be installed? Yet how
> it's working just fine?
>
> It looks like a simpler options parsing module is installed, but not this one:
>
> $ locate GetOpt
> /usr/share/man/man3/Tcl_ChannelGetOptionProc.3.bz2
> /usr/share/doc/perl-5.8.8-r8/html/lib/Pod/Perldoc/GetOptsOO.html
> /usr/lib/perl5/5.8.8/Pod/Perldoc/GetOptsOO.pm
> $
>
> Further evidence that Getopt::Long seems to be working on this system is that
> it's used by get_iplayer, which has been working well on this system for the
> last 3 weeks or so:
>
> $ grep -i Getopt `which get_iplayer`
> use Getopt::Long;
> search => [ 1, "search=s", 'Search', '--search <search
> term>', "GetOpt compliant way of specifying search args"],
> use Getopt::Long;
> # Build hash for passing to GetOptions module
> Getopt::Long::Configure("bundling");
> Getopt::Long::Configure("pass_through");
> Getopt::Long::Configure("no_pass_through");
> return GetOptions(%get_opts);
> $
>
> get_iplayer can be examined at http://linuxcentre.net/get_iplayer/get_iplayer
> in case I'm misunderstanding its usage.
>
> I feel really dumb - there must be something simple & logical that I'm
> missing here.
>
> Stroller.
>
>
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