This file is indexed.

/usr/bin/mrc2mkr is in libmarc-file-marcmaker-perl 0.05-1.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below.

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#!/usr/bin/perl

eval 'exec /usr/bin/perl  -S $0 ${1+"$@"}'
    if 0; # not running under some shell

=head2

Converts raw MARC (ISO 2709) format files into  MARCMaker format.

=head1 SYNOPSIS

B<mrc2mkr> [options] file(s)

=over 4

=item options

=over 4

=item --help

Print a summary of commands

=item --[no]stats

Print a record count by file at the end.  (Default: on)

=back

=back

=head2 TODO

Separate warnings printing from record printing.

Print records to file rather than screen?

Update once as_marcmaker() method is available for full record encoding.

=cut

###########################
### Initialize includes ###
### and basic needs     ###
###########################
use strict;
use warnings;

use MARC::Record;
use MARC::File::USMARC;
use MARC::File::MARCMaker;

use Getopt::Long;

use constant USAGE => <<"END";
Usage: mkr2mrc [options] file(s)
    options
        --help
            Print a summary of commands
        --version
            Print version
        --[no]quiet
            Suppress status messages
        --[no]stats
            Print a record count by file at the end
END

my $stats = 1;
my $help = 0;
my $quiet = 0;

my $rc = GetOptions(
    "stats!" => \$stats,
    "quiet!" => \$quiet,
    "help"   => \$help,
    "version"   => sub { print "$0, using MARC::Record v$MARC::Record::VERSION and MARC::File::MARCMaker v$MARC::File::MARCMaker::VERSION\n"; exit 1; },
    );

my @files = @ARGV;

die USAGE if $help or (not $rc) or (@files == 0);

#########################
### Start main program ##
#########################

print ("Welcome to MARC to MARCMaker script\n");

my %counts;
my %errors;

for my $filename ( @files ) {
    $counts{$filename} = 0;
    $errors{$filename} = 0;

    my $file = MARC::File::USMARC->in( $filename ) or die $MARC::File::ERROR;
    warn "$filename\n" unless $quiet;

    my $runningrecordcount = 0;

    while (my $record = $file->next()) {
        if ( not $record ) {
            warn $MARC::Record::ERROR;
            ++$errors{$filename};
        } else {
            ++$counts{$filename};
        } #else record decoded

        print MARC::File::MARCMaker->encode($record);

        if ( my @warnings = $record->warnings() ) {
            ++$errors{$filename};
            print join( "\n", $record->title, @warnings, "" );
        } #if warnings found during decoding process


    } # while
    $file->close();
} # for 

if ( $stats ) {
    print "\n\n";
    print " Recs  Errs Filename\n";
    print "----- ----- --------\n";
    for my $key ( sort keys %counts ) {
        printf( "%5d %5d %s\n", $counts{$key}, $errors{$key}, $key );
    } # for
} # if stats

#####################
### END OF PROGRAM ##
#####################

=head1 LICENSE

This code may be distributed under the same terms as Perl itself. 

Please note that this code is not a product of or supported by the 
employers of the various contributors to the code.

=head1 AUTHOR

Bryan Baldus
eija [at] inwave [dot] com

Based on marclint.

Copyright (c) 2005

=cut