From a7108969a3b638da250374b60cd483fd05d3c2e9 Mon Sep 17 00:00:00 2001
From: Rouan van der Ende <rouan@8bo.org>
Date: Thu, 31 Aug 2017 14:56:47 +0200
Subject: [PATCH] Missing missing xcrun fix. (#601)

Had to run "xcode-select --install" before your script worked.
---
 docs/arduino-ide/mac.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/docs/arduino-ide/mac.md b/docs/arduino-ide/mac.md
index e8c4c6cc..717d5ef3 100644
--- a/docs/arduino-ide/mac.md
+++ b/docs/arduino-ide/mac.md
@@ -11,4 +11,11 @@ Installation instructions for Mac OS
   cd esp32/tools/ && \
   python get.py
   ```
+- If you get the error below. Install the command line dev tools with xcode-select --install and try the command above again:
+  
+```xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun```
+
+```xcode-select --install```
+
 - Restart Arduino IDE
+