1 files changed, 18 insertions, 7 deletions
diff --git a/morphlib/exts/fstab.configure b/morphlib/exts/fstab.configure
index b9154eee..3bbc9102 100755
--- a/morphlib/exts/fstab.configure
+++ b/morphlib/exts/fstab.configure
@@ -1,6 +1,5 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-# Copyright © 2013-2015  Codethink Limited
+#!/usr/bin/python
+# Copyright (C) 2013,2015  Codethink Limited
 #
 # 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
@@ -20,9 +19,21 @@
 import os
 import sys
 
-import morphlib
 
-envvars = {k: v for (k, v) in os.environ.iteritems() if k.startswith('FSTAB_')}
+def asciibetical(strings):
 
-conf_file = os.path.join(sys.argv[1], 'etc/fstab')
-morphlib.util.write_from_dict(conf_file, envvars)
+    def key(s):
+        return [ord(c) for c in s]
+
+    return sorted(strings, key=key)
+
+
+fstab_filename = os.path.join(sys.argv[1], 'etc', 'fstab')
+
+fstab_vars = asciibetical(x for x in os.environ if x.startswith('FSTAB_'))
+with open(fstab_filename, 'a') as f:
+     for var in fstab_vars:
+         f.write('%s\n' % os.environ[var])
+
+os.chown(fstab_filename, 0, 0)
+os.chmod(fstab_filename, 0644)