From 7eac77605d5b6250f33dee75f061889f95aa75f0 Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Thu, 5 Nov 2009 15:54:19 -0500
Subject: [PATCH] Do not use external lzma library as it causes link errors on
 several machines and we don't need it.

---
 Utilities/cmlibarchive/CMakeLists.txt | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Utilities/cmlibarchive/CMakeLists.txt b/Utilities/cmlibarchive/CMakeLists.txt
index b049a4e45..2c231053d 100644
--- a/Utilities/cmlibarchive/CMakeLists.txt
+++ b/Utilities/cmlibarchive/CMakeLists.txt
@@ -166,7 +166,14 @@ MARK_AS_ADVANCED(CLEAR BZIP2_LIBRARIES)
 #
 # Find LZMA
 #
-FIND_PACKAGE(LZMA)
+IF(BUILD_ARCHIVE_WITHIN_CMAKE)
+  # do not depend on external library 
+  # for internal CMake build
+  SET(LZMA_FOUND FALSE)
+ELSE(BUILD_ARCHIVE_WITHIN_CMAKE)
+  FIND_PACKAGE(LZMA)
+ENDIF(BUILD_ARCHIVE_WITHIN_CMAKE)
+
 IF(LZMA_FOUND)
   SET(HAVE_LIBLZMA 1)
   SET(HAVE_LZMA_H 1)