/BackupManager/Config.pm

 1#!/usr/bin/perl
 2package BackupManager::Config;
 3
 4=head1 NAME
 5
 6BackupManager::Config - BackupManager's configuration module
 7
 8=head1 DESCRIPTION
 9
10Basically, it's a Getopt wrapper and a conffile reader.
11
12=cut
13
14use strict;
15use warnings;
16
17=head1 FUNCTIONS
18
19=head2 getopt()
20
21Comes from debconf, thanks joeyh ;)
22
23first arg : $usage (text to be written on STDERR if help is needed).
24
25@_ : GetOpt args.
26
27=cut
28
29our $usage;
30
31sub getopt ($@) {
32	my ($_usage, @args) = (@_);
33	$usage = $_usage;
34
35	my $showusage=sub { # closure
36		print STDERR $_usage."\n";
37		exit 1;
38	};
39
40	# don't load big Getopt::Long unless really necessary.
41	return unless grep { $_ =~ /^-/ } @ARGV;
42	
43	require Getopt::Long;
44	Getopt::Long::GetOptions(
45		'help|h',	$showusage,
46		@args,
47	) || $showusage->();
48}
49
50=head1 AUTHOR
51
52Alexis Sukrieh <sukria@sukria.net>
53
54=cut
55
561;
57