From 2d5f02573f0aee3fa7d650aa7fa5776ca83e98b2 Mon Sep 17 00:00:00 2001
From: Ondrej Mikle <ondrej.mikle@nic.cz>
Date: Thu, 24 Jul 2014 15:53:03 +0200
Subject: [PATCH] More documentation

---
 README.md          | 7 +++++++
 brmdoor_adduser.py | 1 +
 2 files changed, 8 insertions(+)

diff --git a/README.md b/README.md
index 7a456c7..bb96600 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,13 @@ So we need and have:
     edit the sqlite database
   - extensibility
 
+## Building
+
+You need just to run `make`. Additional dependencies:
+
+- [SWIG](http://www.swig.org/)
+- [WiringPi2 pythonic binding](https://github.com/WiringPi/WiringPi2-Python) (for switching lock on Raspberry)
+
 ## Howto
 
 1. Create the database
diff --git a/brmdoor_adduser.py b/brmdoor_adduser.py
index 6b29458..2aaa2f9 100755
--- a/brmdoor_adduser.py
+++ b/brmdoor_adduser.py
@@ -58,6 +58,7 @@ if __name__ == "__main__":
 
 	if opts.config is None:
 		print >> sys.stderr, "You must specify config file via the -c option!"
+                parser.print_help()
 		sys.exit(1)
 		
 	if opts.authtype not in ["uid", "hmac"]: