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/usr/share/doc/perl-Getopt-Long/examples/

/usr/share/doc/perl-Getopt-Long/examples

Name	Size	Mode	Actions
parsetime.pl	1218	0644	edit dl rm
README	322	0644	edit dl rm
skel1.pl	2018	0644	edit dl rm
skel2.pl	2617	0644	edit dl rm
skel3.pl	2584	0644	edit dl rm
skel4.pl	2821	0644	edit dl rm

Edit: /usr/share/doc/perl-Getopt-Long/examples/skel1.pl (2018B)

#!/usr/bin/perl -w

# Skeleton for an application using Getopt::Long.

# Author          : Johan Vromans
# Created On      : Tue Sep 15 15:59:04 1992
# Last Modified By: Johan Vromans
# Last Modified On: Fri Jul  9 14:28:48 2010
# Update Count    : 43
# Status          : Unknown, Use with caution!

################ Common stuff ################

use strict;

# Package or program libraries, if appropriate.
# $LIBDIR = $ENV{'LIBDIR'} || '/usr/local/lib/sample';
# use lib qw($LIBDIR);
# require 'common.pl';

# Package name.
my $my_package = 'Sciurix';
# Program name and version.
my ($my_name, $my_version) = qw( MyProg 0.01 );

################ Command line parameters ################

use Getopt::Long 2.13;

# Command line options.
my $verbose = 0;		# verbose processing

# Development options (not shown with -help).
my $debug = 0;			# debugging
my $trace = 0;			# trace (show process)
my $test = 0;			# test mode.

# Process command line options.
app_options();

# Post-processing.
$trace |= ($debug || $test);

################ Presets ################

my $TMPDIR = $ENV{TMPDIR} || $ENV{TEMP} || '/usr/tmp';

################ The Process ################

exit 0;

################ Subroutines ################

sub app_options {
    my $help = 0;		# handled locally
    my $ident = 0;		# handled locally

# Process options, if any.
    # Make sure defaults are set before returning!
    return unless @ARGV > 0;

if ( !GetOptions(
		     'ident'	=> \$ident,
		     'verbose'	=> \$verbose,
		     'trace'	=> \$trace,
		     'help|?'	=> \$help,
		     'debug'	=> \$debug,
		    ) or $help )
    {
	app_usage(2);
    }
    app_ident() if $ident;
}

sub app_ident {
    print STDERR ("This is $my_package [$my_name $my_version]\n");
}

sub app_usage {
    my ($exit) = @_;
    app_ident();
    print STDERR <<EndOfUsage;
Usage: $0 [options] [file ...]
    -help		this message
    -ident		show identification
    -verbose		verbose information
EndOfUsage
    exit $exit if defined $exit && $exit != 0;
}

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