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| 1 |  |  |  |  |  |  | package Version::Compare; | 
| 2 |  |  |  |  |  |  | { | 
| 3 |  |  |  |  |  |  | $Version::Compare::VERSION = '0.14'; | 
| 4 |  |  |  |  |  |  | } | 
| 5 |  |  |  |  |  |  | # ABSTRACT: Compare version strings | 
| 6 |  |  |  |  |  |  |  | 
| 7 | 2 |  |  | 2 |  | 196410 | use warnings; | 
|  | 2 |  |  |  |  | 5 |  | 
|  | 2 |  |  |  |  | 69 |  | 
| 8 | 2 |  |  | 2 |  | 12 | use strict; | 
|  | 2 |  |  |  |  | 4 |  | 
|  | 2 |  |  |  |  | 649 |  | 
| 9 |  |  |  |  |  |  |  | 
| 10 |  |  |  |  |  |  |  | 
| 11 |  |  |  |  |  |  | sub max { | 
| 12 | 8 |  |  | 8 | 1 | 11 | my $x = shift; | 
| 13 | 8 |  |  |  |  | 9 | my $y = shift; | 
| 14 | 8 | 100 |  |  |  | 32 | return ( $x > $y ? $x : $y ); | 
| 15 |  |  |  |  |  |  | } | 
| 16 |  |  |  |  |  |  |  | 
| 17 |  |  |  |  |  |  | ## no critic(ProhibitNumberedNames ProhibitCStyleForLoops) | 
| 18 |  |  |  |  |  |  | sub version_compare { | 
| 19 | 6 |  | 100 | 6 | 1 | 2962 | my $ver1 = shift || 0; | 
| 20 | 6 |  | 50 |  |  | 17 | my $ver2 = shift || 0; | 
| 21 | 6 |  |  |  |  | 27 | my @v1 = split /[.+:~-]/, $ver1; | 
| 22 | 6 |  |  |  |  | 24 | my @v2 = split /[.+:~-]/, $ver2; | 
| 23 |  |  |  |  |  |  |  | 
| 24 | 6 |  |  |  |  | 19 | for ( my $i = 0 ; $i < max( scalar(@v1), scalar(@v2) ) ; $i++ ) { | 
| 25 |  |  |  |  |  |  |  | 
| 26 |  |  |  |  |  |  | # Add missing version parts if one string is shorter than the other | 
| 27 |  |  |  |  |  |  | # i.e. 0 should be lt 0.2.1 and not equal, so we append .0 | 
| 28 |  |  |  |  |  |  | # -> 0.0.0 <=> 0.2.1 -> -1 | 
| 29 | 8 | 50 |  |  |  | 19 | push( @v1, 0 ) unless defined( $v1[$i] ); | 
| 30 | 8 | 50 |  |  |  | 17 | push( @v2, 0 ) unless defined( $v2[$i] ); | 
| 31 | 8 | 100 |  |  |  | 36 | if ( int( $v1[$i] ) > int( $v2[$i] ) ) { | 
|  |  | 100 |  |  |  |  |  | 
| 32 | 1 |  |  |  |  | 6 | return 1; | 
| 33 |  |  |  |  |  |  | } | 
| 34 |  |  |  |  |  |  | elsif ( int( $v1[$i] ) < int( $v2[$i] ) ) { | 
| 35 | 5 |  |  |  |  | 30 | return -1; | 
| 36 |  |  |  |  |  |  | } | 
| 37 |  |  |  |  |  |  | } | 
| 38 | 0 |  |  |  |  |  | return 0; | 
| 39 |  |  |  |  |  |  | } | 
| 40 |  |  |  |  |  |  | ## use critic | 
| 41 |  |  |  |  |  |  |  | 
| 42 |  |  |  |  |  |  | ## no critic (RequireArgUnpacking ProhibitBuiltinHomonyms) | 
| 43 |  |  |  |  |  |  | sub cmp { | 
| 44 | 0 |  |  | 0 | 1 |  | return version_compare(@_); | 
| 45 |  |  |  |  |  |  | } | 
| 46 |  |  |  |  |  |  | ## use critic | 
| 47 |  |  |  |  |  |  |  | 
| 48 |  |  |  |  |  |  |  | 
| 49 |  |  |  |  |  |  | 1; # End of Version::Compare | 
| 50 |  |  |  |  |  |  |  | 
| 51 |  |  |  |  |  |  | __END__ | 
| 52 |  |  |  |  |  |  |  | 
| 53 |  |  |  |  |  |  | =pod | 
| 54 |  |  |  |  |  |  |  | 
| 55 |  |  |  |  |  |  | =head1 NAME | 
| 56 |  |  |  |  |  |  |  | 
| 57 |  |  |  |  |  |  | Version::Compare - Compare version strings | 
| 58 |  |  |  |  |  |  |  | 
| 59 |  |  |  |  |  |  | =head1 VERSION | 
| 60 |  |  |  |  |  |  |  | 
| 61 |  |  |  |  |  |  | version 0.14 | 
| 62 |  |  |  |  |  |  |  | 
| 63 |  |  |  |  |  |  | =head1 SYNOPSIS | 
| 64 |  |  |  |  |  |  |  | 
| 65 |  |  |  |  |  |  | use Version::Compare; | 
| 66 |  |  |  |  |  |  |  | 
| 67 |  |  |  |  |  |  | if(&Version::Compare::version_compare('2.6.26','2.6.0') == 1) { | 
| 68 |  |  |  |  |  |  | print "2.6.26 is greater than 2.6.0\n"; | 
| 69 |  |  |  |  |  |  | } | 
| 70 |  |  |  |  |  |  |  | 
| 71 |  |  |  |  |  |  | =head1 NAME | 
| 72 |  |  |  |  |  |  |  | 
| 73 |  |  |  |  |  |  | Version::Compare - Comparing version strings | 
| 74 |  |  |  |  |  |  |  | 
| 75 |  |  |  |  |  |  | =head1 SUBROUTINES/METHODS | 
| 76 |  |  |  |  |  |  |  | 
| 77 |  |  |  |  |  |  | =head2 max | 
| 78 |  |  |  |  |  |  |  | 
| 79 |  |  |  |  |  |  | Return the bigger of the two numerical values | 
| 80 |  |  |  |  |  |  |  | 
| 81 |  |  |  |  |  |  | =head2 version_compare | 
| 82 |  |  |  |  |  |  |  | 
| 83 |  |  |  |  |  |  | Compare two unix-style version strings like 2.6.23.1 and 2.6.33 and return and sort-like | 
| 84 |  |  |  |  |  |  | return code (1 => LHS bigger, 0 => equal, -1 => RHS bigger) | 
| 85 |  |  |  |  |  |  |  | 
| 86 |  |  |  |  |  |  | 0.0 < 0.5 < 0.10 < 0.99 < 1 < 1.0~rc1 < 1.0 < 1.0+b1 < 1.0+nmu1 < 1.1 < 2.0 | 
| 87 |  |  |  |  |  |  |  | 
| 88 |  |  |  |  |  |  | =head2 cmp | 
| 89 |  |  |  |  |  |  |  | 
| 90 |  |  |  |  |  |  | See L<version_compare>. | 
| 91 |  |  |  |  |  |  |  | 
| 92 |  |  |  |  |  |  | =head1 AUTHOR | 
| 93 |  |  |  |  |  |  |  | 
| 94 |  |  |  |  |  |  | Dominik Schulz, C<< <dominik.schulz at gauner.org> >> | 
| 95 |  |  |  |  |  |  |  | 
| 96 |  |  |  |  |  |  | =head1 BUGS | 
| 97 |  |  |  |  |  |  |  | 
| 98 |  |  |  |  |  |  | Please report any bugs or feature requests to C<bug-version-compare at rt.cpan.org>, or through | 
| 99 |  |  |  |  |  |  | the web interface at L<http://rt.cpan.org/NoAuth/ReportBug.html?Queue=Version-Compare>.  I will be notified, and then you'll | 
| 100 |  |  |  |  |  |  | automatically be notified of progress on your bug as I make changes. | 
| 101 |  |  |  |  |  |  |  | 
| 102 |  |  |  |  |  |  | =head1 SUPPORT | 
| 103 |  |  |  |  |  |  |  | 
| 104 |  |  |  |  |  |  | You can find documentation for this module with the perldoc command. | 
| 105 |  |  |  |  |  |  |  | 
| 106 |  |  |  |  |  |  | perldoc Version::Compare | 
| 107 |  |  |  |  |  |  |  | 
| 108 |  |  |  |  |  |  | You can also look for information at: | 
| 109 |  |  |  |  |  |  |  | 
| 110 |  |  |  |  |  |  | =over 4 | 
| 111 |  |  |  |  |  |  |  | 
| 112 |  |  |  |  |  |  | =item * RT: CPAN's request tracker | 
| 113 |  |  |  |  |  |  |  | 
| 114 |  |  |  |  |  |  | L<http://rt.cpan.org/NoAuth/Bugs.html?Dist=Version-Compare> | 
| 115 |  |  |  |  |  |  |  | 
| 116 |  |  |  |  |  |  | =item * AnnoCPAN: Annotated CPAN documentation | 
| 117 |  |  |  |  |  |  |  | 
| 118 |  |  |  |  |  |  | L<http://annocpan.org/dist/Version-Compare> | 
| 119 |  |  |  |  |  |  |  | 
| 120 |  |  |  |  |  |  | =item * CPAN Ratings | 
| 121 |  |  |  |  |  |  |  | 
| 122 |  |  |  |  |  |  | L<http://cpanratings.perl.org/d/Version-Compare> | 
| 123 |  |  |  |  |  |  |  | 
| 124 |  |  |  |  |  |  | =item * Search CPAN | 
| 125 |  |  |  |  |  |  |  | 
| 126 |  |  |  |  |  |  | L<http://search.cpan.org/dist/Version-Compare/> | 
| 127 |  |  |  |  |  |  |  | 
| 128 |  |  |  |  |  |  | =back | 
| 129 |  |  |  |  |  |  |  | 
| 130 |  |  |  |  |  |  | =head1 LICENSE AND COPYRIGHT | 
| 131 |  |  |  |  |  |  |  | 
| 132 |  |  |  |  |  |  | Copyright 2012 Dominik Schulz | 
| 133 |  |  |  |  |  |  |  | 
| 134 |  |  |  |  |  |  | This program is free software; you can redistribute it and/or modify it | 
| 135 |  |  |  |  |  |  | under the terms of either: the GNU General Public License as published | 
| 136 |  |  |  |  |  |  | by the Free Software Foundation; or the Artistic License. | 
| 137 |  |  |  |  |  |  |  | 
| 138 |  |  |  |  |  |  | See http://dev.perl.org/licenses/ for more information. | 
| 139 |  |  |  |  |  |  |  | 
| 140 |  |  |  |  |  |  | =head1 AUTHOR | 
| 141 |  |  |  |  |  |  |  | 
| 142 |  |  |  |  |  |  | Dominik Schulz <dominik.schulz@gauner.org> | 
| 143 |  |  |  |  |  |  |  | 
| 144 |  |  |  |  |  |  | =head1 COPYRIGHT AND LICENSE | 
| 145 |  |  |  |  |  |  |  | 
| 146 |  |  |  |  |  |  | This software is copyright (c) 2012 by Dominik Schulz. | 
| 147 |  |  |  |  |  |  |  | 
| 148 |  |  |  |  |  |  | This is free software; you can redistribute it and/or modify it under | 
| 149 |  |  |  |  |  |  | the same terms as the Perl 5 programming language system itself. | 
| 150 |  |  |  |  |  |  |  | 
| 151 |  |  |  |  |  |  | =cut |