[jhbuild: 8/27] new uninstall command (GNOME #400302)

[Frederic Peters <fpeters src gnome org>]

commit 48b4c3cae51573a00a195751c0b23b4ac21e2b74
Author: Frederic Peters <fpeters 0d be>
Date:   Tue May 5 17:18:55 2009 +0200

    new uninstall command (GNOME #400302)
---
 jhbuild/commands/uninstall.py |   49 +++++++++++++++++++++++++++++++++++++++++
 1 files changed, 49 insertions(+), 0 deletions(-)

diff --git a/jhbuild/commands/uninstall.py b/jhbuild/commands/uninstall.py
new file mode 100644
index 0000000..7126fbf
--- /dev/null
+++ b/jhbuild/commands/uninstall.py
@@ -0,0 +1,49 @@
+# jhbuild - a build script for GNOME 1.x and 2.x
+# Copyright (C) 2001-2006  James Henstridge
+#
+#   base.py: the most common jhbuild commands
+#
+# 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
+
+import jhbuild.moduleset
+import jhbuild.frontends
+from jhbuild.errors import UsageError, FatalError
+from jhbuild.commands import Command, register_command
+
+
+class cmd_uninstall(Command):
+    doc = _('Uninstall all modules')
+
+    name = 'uninstall'
+    usage_args = '[ options ... ] [ modules ... ]'
+
+    def run(self, config, options, args):
+        module_set = jhbuild.moduleset.load(config)
+        module_list = []
+
+        # remove modules that are not marked as installed
+        packagedb = jhbuild.frontends.get_buildscript(config, []).packagedb
+        for module in module_set.get_module_list(args or config.modules,
+                config.skip, tags=config.tags, ignore_suggests=config.ignore_suggests):
+            if packagedb.check(module.name):
+                module_list.append(module)
+
+        config.build_policy = 'all'
+        config.build_targets = ['uninstall']
+
+        build = jhbuild.frontends.get_buildscript(config, module_list)
+        return build.build()
+
+register_command(cmd_uninstall)