From c94169d65634cf1bb1a4de49e9f399570f36d52b Mon Sep 17 00:00:00 2001
From: bruneton <bruneton>
Date: Wed, 10 Jul 2013 08:09:56 +0000
Subject: [PATCH] CMake: generating a fatal error if the wrapping Python script
 cannot run

---
 CMakeLists.txt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c1690f5c..570b15ca 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -101,7 +101,11 @@ INCLUDE(${MED_ROOT_DIR}/adm_local/cmake_files/FindMED.cmake)
 # TODO: the below requires ParaView in the PYTHONPATH ... not so nice:
 MESSAGE(STATUS "Generating wrapped class list (??) ...")
 LIST(GET PARAVIEW_INCLUDE_DIRS 0 PARAVIEW_INCLUDE_DIR0)
-EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} ${PROJECT_SOURCE_DIR}/getwrapclasses.py ${PARAVIEW_INCLUDE_DIR0})
+EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} ${PROJECT_SOURCE_DIR}/getwrapclasses.py ${PARAVIEW_INCLUDE_DIR0}
+    RESULT_VARIABLE _res)
+IF(NOT _res EQUAL 0)
+  MESSAGE(FATAL_ERROR "Unable to run the Python script retrieving the list of VTK classes.")
+ENDIF()
 
 SET(SUBDIRS
   idl
-- 
2.39.2