diff --git a/bin/configuration.py b/bin/configuration.py
index 0abd8ca..17cf0f7 100644
--- a/bin/configuration.py
+++ b/bin/configuration.py
@@ -13,6 +13,17 @@ $HOME is the home directory of the user running this script.
 
 prefix = os.environ.get("DOUGAL_ROOT", os.environ.get("HOME", ".")+"/software")
 
+DOUGAL_ROOT = os.environ.get("DOUGAL_ROOT", os.environ.get("HOME", ".")+"/software")
+VARDIR = os.environ.get("VARDIR", DOUGAL_ROOT+"/var")
+LOCKFILE = os.environ.get("LOCKFILE", VARDIR+"/runner.lock")
+
+def vars ():
+	return {
+		"DOUGAL_ROOT": DOUGAL_ROOT,
+		"VARDIR": VARDIR,
+		"LOCKFILE": LOCKFILE
+	}
+
 def read (file = None):
 	if file is None:
 		file = prefix+"/etc/config.yaml"