From 9c42c734cf52f98abd18b5c731e56d2af375013a Mon Sep 17 00:00:00 2001
From: Matthias Hochsteger <matthias.hochsteger@tuwien.ac.at>
Date: Fri, 10 Mar 2017 16:01:00 +0100
Subject: [PATCH] Only build Metis on Unix platforms

---
 cmake/SuperBuild.cmake | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/cmake/SuperBuild.cmake b/cmake/SuperBuild.cmake
index f77638f1..b802b6fa 100644
--- a/cmake/SuperBuild.cmake
+++ b/cmake/SuperBuild.cmake
@@ -108,11 +108,15 @@ endif(USE_GUI)
 
 #######################################################################
 if(USE_MPI)
-  find_package(METIS QUIET)
-  if(NOT METIS_FOUND)
-    message(STATUS "Could not find METIS, it will be built from source")
-    include(cmake/external_projects/metis.cmake)
-  endif()
+  if(UNIX)
+    find_package(METIS QUIET)
+    if(NOT METIS_FOUND)
+      message(STATUS "Could not find METIS, it will be built from source")
+      include(cmake/external_projects/metis.cmake)
+    endif()
+  else(UNIX)
+    find_package(METIS REQUIRED)
+  endif(UNIX)
 endif(USE_MPI)