add basic support for --downgrade (mga#6655)

needs new URPM

4 files changed, 9 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 59e81a2a..72ad19b5 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,5 @@
+- add basic support for --downgrade (mga#6655)
+
 Version 7.18 - 9 February 2013, by Thierry Vignaud
 
 - keep a separate counter for erasures
diff --git a/pod/8/urpmi.pod b/pod/8/urpmi.pod
index c9fd27a4..ac2ac041 100644
--- a/pod/8/urpmi.pod
+++ b/pod/8/urpmi.pod
@@ -208,6 +208,10 @@ This is useful if you have C<no-suggests> in urpmi.cfg.
 
 Update only the database, not the filesystem.
 
+=item B<--downgrade>
+
+Force installing the packages even though they are already installed.
+
 =item B<--replacepkgs>
 
 Force installing the packages even though they are already installed.
diff --git a/urpm/args.pm b/urpm/args.pm
index 41201558..86906669 100644
--- a/urpm/args.pm
+++ b/urpm/args.pm
@@ -124,6 +124,7 @@ my %options_spec = (
 	'no-suggests' => sub { $urpm->{options}{'no-suggests'} = 1 },
 	'allow-nodeps' => sub { $urpm->{options}{'allow-nodeps'} = 1 },
 	'allow-force' => sub { $urpm->{options}{'allow-force'} = 1 },
+	'downgrade' => sub { $urpm->{options}{downgrade} = 1 },
 	'parallel=s' => \$::parallel,
 
 	'metalink!' => sub { $urpm->{options}{metalink} = $_[1] },
diff --git a/urpmi b/urpmi
index f862c396..3f76f6a2 100755
--- a/urpmi
+++ b/urpmi
@@ -94,6 +94,8 @@ sub usage () {
 ") . N("  --clean        - remove rpm from cache before anything else.
 ") . N("  --noclean      - don't clean rpms from cache.
 ") . N("  --justdb       - update only the rpm db, not the filesystem.
+") . N("  --downgrade    - dowgrade a package from the version currently installed
+                   to the previously highest version
 ") . N("  --replacepkgs  - force installing packages which are already installed.
 ") . N("  --force        - force invocation even if some packages do not exist.
 ") . N("  --allow-nodeps - allow asking user to install packages without