From 465d32cb8c9cd347215e83423b9ca86cf94c7d5b Mon Sep 17 00:00:00 2001
From: William Woodall <wjwwood@gmail.com>
Date: Sat, 19 Mar 2011 15:35:50 -0500
Subject: [PATCH] Fixed an issue with setting cmake install prefix externally.

---
 .gitignore     | 1 +
 CMakeLists.txt | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index 04c55df..f6cd356 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,6 +15,7 @@
 .svn
 build
 bin
+lib
 cpp
 */lib/*
 installed
diff --git a/CMakeLists.txt b/CMakeLists.txt
index b305544..02ea65c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -32,9 +32,9 @@ IF(CMAKE_SYSTEM_NAME MATCHES Darwin)
 ENDIF(CMAKE_SYSTEM_NAME MATCHES Darwin)
 
 # Configure make install
-IF(NOT DEFINED(CMAKE_INSTALL_PREFIX))
+IF(NOT CMAKE_INSTALL_PREFIX)
     SET(CMAKE_INSTALL_PREFIX /usr/local)
-ENDIF(NOT DEFINED(CMAKE_INSTALL_PREFIX))
+ENDIF(NOT CMAKE_INSTALL_PREFIX)
 
 INSTALL(TARGETS serial
   RUNTIME DESTINATION bin