From 721f3d74eb20bbbbe7438c98adece47adc7e7a0b Mon Sep 17 00:00:00 2001
From: Karl Palsson <karlp@remake.is>
Date: Tue, 3 Feb 2015 15:46:52 +0000
Subject: [PATCH] headers: Explicitly error when you include an internal header

People should not be using the dispatch/ headers directly.
Try and make this more explicit.

Signed-off-by: Karl Palsson <karlp@tweak.net.au>
---
 include/libopencm3/dispatch/nvic.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/libopencm3/dispatch/nvic.h b/include/libopencm3/dispatch/nvic.h
index 21ba33f4..644e27e3 100644
--- a/include/libopencm3/dispatch/nvic.h
+++ b/include/libopencm3/dispatch/nvic.h
@@ -1,3 +1,7 @@
+#ifndef LIBOPENCM3_NVIC_H
+#error You should not be including this file directly, but <libopencm3/cm3/nvic.h>
+#endif
+
 #if defined(STM32F0)
 #	include <libopencm3/stm32/f0/nvic.h>
 #elif defined(STM32F1)