From 7dd2b2ad65b407a2d37c2a469498cbc4c3a13bad Mon Sep 17 00:00:00 2001
From: wuyizhong <wuyizhong@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 11 Sep 2006 07:39:08 +0000
Subject: [PATCH] git-svn-id:
 https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1509
 6f19259b-4bc3-4df7-8a09-765794883524

---
 .../org/tianocore/framework/tasks/GenSectionTask.java          | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Tools/Source/FrameworkTasks/org/tianocore/framework/tasks/GenSectionTask.java b/Tools/Source/FrameworkTasks/org/tianocore/framework/tasks/GenSectionTask.java
index bb477f031e..fc5ebbf3dc 100644
--- a/Tools/Source/FrameworkTasks/org/tianocore/framework/tasks/GenSectionTask.java
+++ b/Tools/Source/FrameworkTasks/org/tianocore/framework/tasks/GenSectionTask.java
@@ -299,6 +299,8 @@ public class GenSectionTask extends Task implements EfiDefine, Section,FfsTypes
                 //  Call compress
                 //
                 byte[] fileBuffer = bo.toByteArray();
+                
+                synchronized (CompressSection.semaphore) {
                 Compress myCompress = new Compress(fileBuffer, fileBuffer.length);            
                 
                 //
@@ -349,6 +351,7 @@ public class GenSectionTask extends Task implements EfiDefine, Section,FfsTypes
                     size ++;
                     buffer.writeByte(0);
                 }
+                }
             }
             catch (Exception e){
                 throw new BuildException("compress.toBuffer failed!\n");