From cbea85dafdc40be3337550d372150e952ac6c561 Mon Sep 17 00:00:00 2001
From: Fan Jiang <i@fanjiang.me>
Date: Mon, 6 Jan 2020 22:42:52 -0500
Subject: [PATCH] Regression

---
 cmake/GtsamCythonWrap.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/GtsamCythonWrap.cmake b/cmake/GtsamCythonWrap.cmake
index 93dd2e32d..e963a0d9c 100644
--- a/cmake/GtsamCythonWrap.cmake
+++ b/cmake/GtsamCythonWrap.cmake
@@ -8,7 +8,7 @@ unset(PYTHON_MAJOR_VERSION CACHE)
 unset(PYTHON_LIBRARY CACHE)
 
 # Allow override from command line
-if(NOT DEFINED PYTHON_LIBRARY)
+if(NOT DEFINED GTSAM_USE_CUSTOM_PYTHON_LIBRARY)
   if(GTSAM_PYTHON_VERSION STREQUAL "Default")
     find_package(PythonInterp REQUIRED)
     find_package(PythonLibs REQUIRED)