\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// File Manager

File Manager

Path: /lib/rpm/redhat/

Viewing File: rpmsort

#! /usr/bin/perl -w

# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
# USA.

use Getopt::Long qw(:config gnu_getopt);

sub rpm_cmp_versions {
    my ($evr1, $evr2) = @_;

    sub _rpm_cmp {
	my ($s1, $s2) = @_;

	return defined $s1 <=> defined $s2
	    unless defined $s1 && defined $s2;

	my ($r, $x1, $x2);
	do {
	    $s1 =~ s/^[^a-zA-Z0-9]+//;
	    $s2 =~ s/^[^a-zA-Z0-9]+//;
	    if ($s1 =~ /^\d/ || $s2 =~ /^\d/) {
		$s1 =~ s/^0*(\d*)//;  $x1 = $1;
		$s2 =~ s/^0*(\d*)//;  $x2 = $1;
		$r = length $x1 <=> length $x2 || $x1 cmp $x2;
	    } else {
		$s1 =~ s/^([a-zA-Z]*)//;  $x1 = $1;
		$s2 =~ s/^([a-zA-Z]*)//;  $x2 = $1;
		return 0
		    if $x1 eq '' && $x2 eq '';
		$r = $x1 cmp $x2;
	    }
	} until $r;
	return $r;
    }

    my ($e1, $v1, $r1) = $evr1 =~ /^(?:(\d*):)?(.*?)(?:-([^-]*))?$/;
    my ($e2, $v2, $r2) = $evr2 =~ /^(?:(\d*):)?(.*?)(?:-([^-]*))?$/;
    my $r = _rpm_cmp($e1 || 0, $e2 || 0);
    $r = _rpm_cmp($v1, $v2)
	unless $r;
    $r = _rpm_cmp($r1, $r2)
	unless $r;
    return $r;
}

my $reorder = sub { return @_ };
my $key = 0;

GetOptions ("r|reverse"	    => sub { $reorder = sub { return reverse @_ } },
	    "k|key=i"	    => \$key)
or do {
    print STDERR "Usage\n";
    exit 1;
};

if ($key == 0) {
    # Sort by entire lines
    map { print } &$reorder(sort { rpm_cmp_versions($a, $b) } <>);
} else {
    # Sort by field $key
    my @data = map { [(split)[$key-1], $_] } <>;
    map { print } &$reorder(map { $_->[1] }
        sort { rpm_cmp_versions($a->[0], $b->[0]) } @data);
}