From 2a5bdd81d45c5578fd84c0792e77af5991d2a4b8 Mon Sep 17 00:00:00 2001
From: Fred Sundvik <fsundvik@gmail.com>
Date: Sat, 20 Aug 2016 19:11:22 +0300
Subject: [PATCH] Add warning about line endings

---
 readme.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/readme.md b/readme.md
index 2a5354d7f..05c551109 100644
--- a/readme.md
+++ b/readme.md
@@ -63,6 +63,8 @@ Here are the steps
 
 **Note** From time to time, the dependencies might change, so just run `install_dependencies.sh` again if things are not working.
 
+**Warning:** If you edit Makefiles or shell scripts, make sure you are using an editor that saves the files with Unix line endings. Otherwise the compilation might not work.
+
 
 ### Windows (Vista and later)
 1. If you have ever installed WinAVR, uninstall it.