From 995688760bc4692f8acf591567dc1804e076a0f6 Mon Sep 17 00:00:00 2001
From: kestred <kestred@riotcave.com>
Date: Thu, 30 Jan 2014 06:21:50 -0700
Subject: [PATCH] In panda config, unset libraries we're not using so that
 they're not used as link targets.

---
 cmake/macros/PackageConfig.cmake | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cmake/macros/PackageConfig.cmake b/cmake/macros/PackageConfig.cmake
index e55a83ef01..dd313685c8 100644
--- a/cmake/macros/PackageConfig.cmake
+++ b/cmake/macros/PackageConfig.cmake
@@ -73,6 +73,10 @@ function(package_option name)
 
   # Create the option.
   option("HAVE_${name}" "${cache_string}" "${default}")
+  if(NOT HAVE_${name})
+    unset(${name}_LIBRARY)
+    unset(${name}_LIBRARIES)
+  endif()
 endfunction()
 
 #