From 9add0d100d21ea0eed8ad7d867938268cb9d06b4 Mon Sep 17 00:00:00 2001
From: Dean Camera <dean@fourwalledcubicle.com>
Date: Mon, 9 Apr 2012 12:45:49 +0000
Subject: Ensure Temperature.c and TWI_AVR8.c can be compiled silently in
 projects with non-supported hardware - produce errors only if the user
 application includes the module header files.

---
 LUFA/Drivers/Board/Temperature.h | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

(limited to 'LUFA/Drivers/Board/Temperature.h')

diff --git a/LUFA/Drivers/Board/Temperature.h b/LUFA/Drivers/Board/Temperature.h
index 6be214884..ef967967b 100644
--- a/LUFA/Drivers/Board/Temperature.h
+++ b/LUFA/Drivers/Board/Temperature.h
@@ -69,16 +69,22 @@
 
 	/* Includes: */
 		#include "../../Common/Common.h"
-		#include "../Peripheral/ADC.h"
 
-		#if (BOARD == BOARD_NONE)
-			#error The Board Temperature Sensor driver cannot be used if the makefile BOARD option is not set.
-		#elif ((BOARD != BOARD_USBKEY) && (BOARD != BOARD_STK525) && \
-		       (BOARD != BOARD_STK526) && (BOARD != BOARD_USER) &&   \
-			   (BOARD != BOARD_EVK527))
+	/* Preprocessor Checks: */
+		#if ((BOARD == BOARD_USBKEY) || (BOARD == BOARD_STK525) || \
+		     (BOARD == BOARD_STK526) || (BOARD == BOARD_EVK527))
+			#define TEMPERATURE_SENSOR_DRIVER_COMPATIBLE
+		#endif
+		
+		#if !defined(__INCLUDE_FROM_TEMPERATURE_C) && !defined(TEMPERATURE_SENSOR_DRIVER_COMPATIBLE)
 			#error The selected board does not contain a compatible temperature sensor.
 		#endif
 
+	#if defined(TEMPERATURE_SENSOR_DRIVER_COMPATIBLE)
+
+	/* Includes: */
+		#include "../Peripheral/ADC.h"
+
 	/* Enable C linkage for C++ Compilers: */
 		#if defined(__cplusplus)
 			extern "C" {
@@ -133,6 +139,8 @@
 			}
 		#endif
 
+	#endif
+	
 #endif
 
 /** @} */
-- 
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