From ed41abb47b8cb8e2c7629a2ce9f3713519084cc9 Mon Sep 17 00:00:00 2001
From: Bastian Kleineidam <calvin@debian.org>
Date: Wed, 19 Oct 2011 09:11:08 +0200
Subject: [PATCH] Add listing support for xz

---
 patoolib/programs/xz.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/patoolib/programs/xz.py b/patoolib/programs/xz.py
index ed01282..3e161dc 100644
--- a/patoolib/programs/xz.py
+++ b/patoolib/programs/xz.py
@@ -21,3 +21,12 @@ from patoolib.programs import extract_singlefile_standard, \
 extract_xz = extract_singlefile_standard
 test_xz = test_singlefile_standard
 create_xz = create_singlefile_standard
+
+def list_xz (archive, encoding, cmd, **kwargs):
+    """List a XZ archive."""
+    cmdlist = [cmd]
+    cmdlist.append('-l')
+    if kwargs['verbose']:
+        cmdlist.append('-v')
+    cmdlist.append(archive)
+    return cmdlist