From 8920f60cdd0f6436bd0a87928f284cacf702edaa Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <lars.wirzenius@codethink.co.uk>
Date: Mon, 11 Jun 2012 14:31:58 +0100
Subject: Add way for user to specify additional plugin directories

---
 morph.1.in      | 7 +++++++
 morphlib/app.py | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/morph.1.in b/morph.1.in
index 6ee9d14e..38bff721 100644
--- a/morph.1.in
+++ b/morph.1.in
@@ -84,6 +84,13 @@ Otherwise,
 .B morph
 sets the environment variable to
 .BR false .
+.TP
+.B MORPH_PLUGIN_PATH
+.B morph
+looks for plugins additionally in the directories given in this variable.
+Syntax is same as for
+.B PATH
+(i.e., colon delimited pathnames).
 .PP
 The
 .BR cliapp (5)
diff --git a/morphlib/app.py b/morphlib/app.py
index a22a9d51..20934dd7 100755
--- a/morphlib/app.py
+++ b/morphlib/app.py
@@ -142,6 +142,11 @@ class Morph(cliapp.Application):
                               'build things in a staging chroot '
                                 '(require real root to use)')
 
+    def setup_plugin_manager(self):
+        cliapp.Application.setup_plugin_manager(self)
+        s = os.environ.get('MORPH_PLUGIN_PATH', '')
+        self.pluginmgr.locations += s.split(':')
+
     def _itertriplets(self, args):
         '''Generate repo, ref, filename triples from args.'''
         
-- 
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