From 51e11c2096c969e16fcf06c804b09347ce039c5b Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@derf.homelinux.org>
Date: Fri, 19 Jun 2009 18:16:23 +0200
Subject: apt-why: Added --all option to consider all available packages

---
 bin/apt-why                       | 10 ++++++++--
 provides/zsh/completions/_apt-why |  1 +
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/bin/apt-why b/bin/apt-why
index d27fef5..2d200e8 100755
--- a/bin/apt-why
+++ b/bin/apt-why
@@ -10,9 +10,11 @@ use Getopt::Long;
 
 my $cache = AptPkg::Cache->new;
 my $max_depth = 5;
+my $all = 0;
 my @deptypes;
 my @default_deptypes = ('Depends', 'Recommends', 'Suggests');
 GetOptions(
+	'all!' => \$all,
 	'deptype=s' => \@deptypes,
 	'depth=i' => \$max_depth,
 );
@@ -31,7 +33,7 @@ sub revdeps {
 	my $rdeps = $package->{RevDependsList};
 	foreach (@$rdeps) {
 		if (
-			$cache->{$_->{ParentPkg}{Name}}->{CurrentState} eq 'Installed'
+			($all or $cache->{$_->{ParentPkg}{Name}}->{CurrentState} eq 'Installed')
 			and "$_->{DepType}" ~~ @deptypes
 		) {
 			next if ($_->{ParentPkg}{Name} ~~ @known);
@@ -65,12 +67,16 @@ B<apt-why> [ I<options> ] I<package>
 =head1 DESCRIPTION
 
 B<apt-why> recursively displays I<package>'s reverse dependency, thus
-showing which packages require I<package> on the system.
+showing which installed packages require I<package> on the system.
 
 =head1 OPTIONS
 
 =over
 
+=item B<--all>
+
+Consider all packages, not just installed ones
+
 =item B<--depth>=I<integer> (default: 5)
 
 Specify the maximum recursion depth
diff --git a/provides/zsh/completions/_apt-why b/provides/zsh/completions/_apt-why
index ef02269..a014c45 100644
--- a/provides/zsh/completions/_apt-why
+++ b/provides/zsh/completions/_apt-why
@@ -7,6 +7,7 @@
 typeset -a arguments
 
 arguments=(
+	'--all[consider all available packages]'
 	'--depth=-[recursion depth]:recursion depth'
 	'*--deptype=-[filter by dependency type]:dependency type:(Depends Recommends Suggests)'
 	'*:package:_deb_packages "" avail'
-- 
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