From 7b6828b2b55b1356150f64c42403ed27f138dd07 Mon Sep 17 00:00:00 2001
From: "dzzxzz@gmail.com" <dzzxzz@gmail.com>
Date: Sat, 2 Jun 2012 07:45:48 +0000
Subject: [PATCH] don't include the file while RTT don't define ex. if
 RT_USING_MEMHEAP isn't defined, then memheap.c won't be included

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2148 bbd45198-f89e-11dd-88c7-29a3b14d5316
---
 bsp/mb9bf506r/rtconfig.h | 2 ++
 src/SConscript           | 9 +++++++++
 2 files changed, 11 insertions(+)

diff --git a/bsp/mb9bf506r/rtconfig.h b/bsp/mb9bf506r/rtconfig.h
index 8bded645af..c0969485bd 100644
--- a/bsp/mb9bf506r/rtconfig.h
+++ b/bsp/mb9bf506r/rtconfig.h
@@ -52,6 +52,8 @@
 // <section name="MM" description="Memory Management" default="always" >
 // <bool name="RT_USING_MEMPOOL" description="Using Memory Pool Management in the system" default="true" />
 #define RT_USING_MEMPOOL
+// <bool name="RT_USING_MEMHEAP" description="Using Memory Heap Management in the system" default="true" />
+#define RT_USING_MEMHEAP
 // <bool name="RT_USING_HEAP" description="Using Dynamic Heap Management in the system" default="true" />
 #define RT_USING_HEAP
 // <bool name="RT_USING_SMALL_MEM" description="Optimizing for small memory" default="false" />
diff --git a/src/SConscript b/src/SConscript
index afc784f75a..a8e8a0dcaa 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -19,6 +19,15 @@ if GetDepend('RT_USING_HEAP') == False or GetDepend('RT_USING_SMALL_MEM') == Fal
 if GetDepend('RT_USING_HEAP') == False or GetDepend('RT_USING_SLAB') == False:
     SrcRemove(src, ['slab.c'])
 
+if GetDepend('RT_USING_MEMPOOL') == False:
+    SrcRemove(src, ['mempool.c'])
+
+if GetDepend('RT_USING_MEMHEAP') == False:
+    SrcRemove(src, ['memheap.c'])
+
+if GetDepend('RT_USING_DEVICE') == False:
+    SrcRemove(src, ['device.c'])
+
 group   = DefineGroup('Kernel', src, depend = [''], CPPPATH = CPPPATH, LINKFLAGS = LINKFLAGS)
 
 Return('group')