Squashed 'third_party/eigen/' changes from 61d72f6..cf794d3


Change-Id: I9b814151b01f49af6337a8605d0c42a3a1ed4c72
git-subtree-dir: third_party/eigen
git-subtree-split: cf794d3b741a6278df169e58461f8529f43bce5d
diff --git a/cmake/FindSPQR.cmake b/cmake/FindSPQR.cmake
index 794c212..1e958c3 100644
--- a/cmake/FindSPQR.cmake
+++ b/cmake/FindSPQR.cmake
@@ -26,7 +26,12 @@
   find_library(SUITESPARSE_LIBRARY SuiteSparse PATHS $ENV{SPQRDIR} ${LIB_INSTALL_DIR})
   if (SUITESPARSE_LIBRARY)
     set(SPQR_LIBRARIES ${SPQR_LIBRARIES} ${SUITESPARSE_LIBRARY})
-  endif (SUITESPARSE_LIBRARY)
+  endif()
+
+  find_library(CHOLMOD_LIBRARY cholmod PATHS $ENV{UMFPACK_LIBDIR} $ENV{UMFPACKDIR} ${LIB_INSTALL_DIR})
+  if(CHOLMOD_LIBRARY)
+    set(SPQR_LIBRARIES ${SPQR_LIBRARIES} ${CHOLMOD_LIBRARY})
+  endif()
   
 endif(SPQR_LIBRARIES)