diff options
author | Daniel Friesel <derf@derf.homelinux.org> | 2008-07-11 20:37:00 +0200 |
---|---|---|
committer | Daniel Friesel <derf@derf.homelinux.org> | 2008-07-11 20:37:00 +0200 |
commit | 92f68b4144c8bb044f6e70a350a69bfa17180cc7 (patch) | |
tree | 3c242af695c0cf59b6b97c79d6474525759ea666 /bin/apt-perl | |
parent | 7808688de0508ddb53c2736bf2fb44eafdca9ef9 (diff) |
Renamed apt-perl to apt-why
Diffstat (limited to 'bin/apt-perl')
-rwxr-xr-x | bin/apt-perl | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/bin/apt-perl b/bin/apt-perl deleted file mode 100755 index 60ca0f7..0000000 --- a/bin/apt-perl +++ /dev/null @@ -1,149 +0,0 @@ -#!/usr/bin/env perl -use strict; -use warnings; -use AptPkg::Cache; -use Switch; - -my $cache = AptPkg::Cache->new; -my $query = shift or die("No action given"); -my $packagename = shift or die("No packagename given"); -my $package = $cache->{$packagename}; - -unless($package) { - print STDERR "E: Package not found: $packagename\n"; - exit(100); -} - -sub revdeps { - my $rdepsref = shift; - my $depsref; - my $parent; - - foreach(@$rdepsref) { - undef($parent); - $parent->{name} = $_->{ParentPkg}{Name}; - $parent->{ver} = $_->{ParentVer}{VerStr}; - $parent->{current_state} = $cache->{$_->{ParentPkg}{Name}}->{CurrentState}; - $parent->{selected_state} = $cache->{$_->{ParentPkg}{Name}}->{SelectedState}; - $parent->{deptype} = $_->{DepType}; - $parent->{targetname} = $_->{TargetPkg}{Name}; - if ($_->{TargetVer}) { - $parent->{depsign} = $_; - $parent->{depver} = $_; - } - $depsref->{$parent->{name}} = $parent; - } - return($depsref); -} - -sub why { - my $revdeps = revdeps(shift); - my $why; - foreach(keys(%$revdeps)) { - if ($revdeps->{$_}->{current_state} eq 'Installed' and $revdeps->{$_}->{deptype} !~ /^(Conflicts|Replaces|Obsoletes)$/) { - $why->{$_} = $revdeps->{$_}; - } - } - return($why); -} - -sub why_not { - my $revdeps = revdeps(shift); - my $why_not; - foreach(keys(%$revdeps)) { - if ($revdeps->{$_}->{current_state} eq 'Installed' and $revdeps->{$_}->{deptype} =~ /^(Conflicts|Replaces|Obsoletes)$/) { - $why_not->{$_} = $revdeps->{$_}; - } - } - return($why_not); -} - -sub short_states { - my $pkg = shift; - my $state = ''; - switch($pkg->{selected_state}) { - case('Unkwnon') { - $state .= ' '; - } case('Install') { - $state .= 'i'; - } case('Hold') { - $state .= 'h'; - } case('DeInstall') { - $state .= 'r'; - } case('Purge') { - $state .= 'p'; - } - } - switch($pkg->{current_state}) { - case('Installed') { - $state .= 'i'; - } case('UnPacked') { - $state .= 'u'; - } case('HalfConfigured') { - $state .= 'f'; - } case('HalfInstalled') { - $state .= 'h'; - } case('ConfigFiles') { - $state .= 'c'; - } case('NotInstalled') { - $state .= ' '; - } - } - return($state); -} - - -sub print_deps { - my $deps = shift; - foreach(keys(%$deps)) { - printf "%-2s %-30s %-15s %s\n", short_states($deps->{$_}), $deps->{$_}->{name}, $deps->{$_}->{deptype}, $deps->{$_}->{targetname}; - } -} - -if ($query eq 'why') { - print_deps(why($package->{RevDependsList})); -} elsif ($query eq 'why-not') { - print_deps(why_not($package->{RevDependsList})); -} elsif ($query eq 'rdeps') { - print_deps(revdeps($package->{RevDependsList})); -} - -__END__ - -=head1 NAME - -apt-perl - reverse dependency displayer using AptPkg::Cache - -=head1 SYNOPSIS - -B<apt-perl> I<command> I<package> - -=head1 DESCRIPTION - -B<apt-perl> displays various informations based on a I<package>s reverse -dependencies - -The output is prefixed by two charactes, the former representing the desired -package state, the latter the current state. - -The states are I<i>nstall, I<h>old, I<r>emove (deinstall), I<p>urge, -I<u>npacked, halI<f> configured, I<h>alf installed, I<c>onfigfiles installed. -An empty field means not installed. - -I<command> may be one of: - -=over - -=item why - -Show dependencies that justify the installation of a package - -=item why-not - -Show dependencies that prohibit the installation of a package - -=item rdeps - -Show all reverse dependencies of a package - -=back |