Be more strict with gtnets.

[simgrid.git] / buildtools / Cmake / CompleteInFiles.cmake

diff --git a/buildtools/Cmake/CompleteInFiles.cmake b/buildtools/Cmake/CompleteInFiles.cmake
index a43c745..e97750e 100644 (file)
--- a/buildtools/Cmake/CompleteInFiles.cmake
+++ b/buildtools/Cmake/CompleteInFiles.cmake
@@ -167,8 +167,7 @@ else(NOT enable_gtnets OR enable_supernovae)
                SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}${GTNETS_CPPFLAGS} ${GTNETS_LDFLAGS} ")
                string(REGEX MATCH "${gtnets_path}/lib" operation "$ENV{LD_LIBRARY_PATH}")
                if(NOT operation)
-                       message("Don't forget to set LD_LIBRARY_PATH")
-                       message("export LD_LIBRARY_PATH=$ENV{LD_LIBRARY_PATH}:${gtnets_path}/lib")
+                       message(FATAL_ERROR "\n\nTo use GTNETS don't forget to set LD_LIBRARY_PATH with \n\texport LD_LIBRARY_PATH=$LD_LIBRARY_PATH:${gtnets_path}/lib\n\n")
                endif(NOT operation)
        endif(COMPILE_GTNETS_VAR)
 endif(NOT enable_gtnets OR enable_supernovae)