From d95bee640e3af3b99a36306c4616fe25d4bf848a Mon Sep 17 00:00:00 2001
From: "Andrew J. Kroll" <a@oo.ms>
Date: Thu, 27 Feb 2014 03:10:46 -0500
Subject: [PATCH] Allow other lock implementations.

---
 settings.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/settings.h b/settings.h
index c6348aa8..238ae905 100644
--- a/settings.h
+++ b/settings.h
@@ -103,12 +103,18 @@
 #define WIICAMERA
 #endif
 
+// To use some other locking (e.g. freertos),
+// define XMEM_ACQUIRE_SPI and XMEM_RELEASE_SPI to point to your lock and unlock.
+// NOTE: NO argument is passed. You have to do this within your routine for
+// whatever you are using to lock and unlock.
+#if !defined(XMEM_ACQUIRE_SPI)
 #if USE_XMEM_SPI_LOCK || defined(USE_MULTIPLE_APP_API)
 #include <xmem.h>
 #else
 #define XMEM_ACQUIRE_SPI() (void(0))
 #define XMEM_RELEASE_SPI() (void(0))
 #endif
+#endif
 
 #if !defined(EXT_RAM) && defined(EXT_RAM_STACK) || defined(EXT_RAM_HEAP)
 #include <xmem.h>