xref: /src/external/bsd/ntp/dist/scripts/summary-opts

# EDIT THIS FILE WITH CAUTION  (summary-opts)
#
# It has been AutoGen-ed  April 26, 2016 at 08:24:58 PM by AutoGen 5.18.5
# From the definitions    summary-opts.def
# and the template file   perlopt

use Getopt::Long qw(GetOptionsFromArray);
Getopt::Long::Configure(qw(no_auto_abbrev no_ignore_case_always));

my $usage;

sub usage {
    my ($ret) = @_;
    print STDERR $usage;
    exit $ret;
}

sub paged_usage {
    my ($ret) = @_;
    my $pager = $ENV{PAGER} || '(less || more)';

    open STDOUT, "| $pager" or die "Can't fork a pager: $!";
    print $usage;

    exit $ret;
}

sub processOptions {
    my $args = shift;

    my $opts = {
        'directory' => '/var/log/ntp',
        'end-date' => '',
        'output-directory' => '/tmp',
        'peer-dist-limit' => '400',
        'skip-time-steps' => '3600',
        'start-date' => '19700101',
        'help' => '', 'more-help' => ''
    };
    my $argument = '';
    my $ret = GetOptionsFromArray($args, $opts, (
        'directory=s', 'end-date=i', 'output-directory=s',
        'peer-dist-limit=f', 'skip-time-steps=f', 'start-date=i',
        'help|?', 'more-help'));

    $usage = <<'USAGE';
summary - compute various stastics from NTP stat files - Ver. 4.2.8p7
USAGE: summary [ -<flag> [<val>] | --<name>[{=| }<val>] ]... 

        --directory=str          Directory containing stat files
        --end-date=num           End date
        --output-directory=str   Output directory
        --peer-dist-limit=float  Peer dist limit
        --skip-time-steps=float  Ignore time offsets larger that this
        --start-date=num         Start date
    -?, --help                   Display usage information and exit
        --more-help              Pass the extended usage text through a pager

Options are specified by doubled hyphens and their name or by a single
hyphen and the flag character.
USAGE

    usage(0)       if $opts->{'help'};
    paged_usage(0) if $opts->{'more-help'};
    $_[0] = $opts;
    return $ret;
}

END { close STDOUT };