From fb5f9b0944a730f48bec0972c86546cda8ad3639 Mon Sep 17 00:00:00 2001
From: schneefux <schneefux+commit@schneefux.xyz>
Date: Tue, 29 Dec 2015 13:33:28 +0100
Subject: alert on missing API key

---
 README.md   | 1 +
 weather.cpp | 1 +
 2 files changed, 2 insertions(+)

diff --git a/README.md b/README.md
index fa44a6a..97fe991 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,2 @@
 Based on [esp8266-wifi-setup](https://github.com/9SQ/esp8266-wifi-setup/) by Kei Yoshimura.
+To use, you need an OpenWeatherMap API key.
diff --git a/weather.cpp b/weather.cpp
index 4fabb1e..e76e462 100644
--- a/weather.cpp
+++ b/weather.cpp
@@ -7,6 +7,7 @@
 #define JSONSIZE 1500  // json buffer size, for a cnt=2 request
 // ^ be careful with counter over/underflows!
 
+#error "Specify an OpenWeatherMap API key and delete this line."
 #define CITYID "YOURCITYID"
 #define APIKEY "YOURAPIKEY"
 
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