CMake: make the MPI compatibility check less strict

When configuring with CMake 3.10 and providing compiler wrappers,
  CC=mpicc CXX=mpicxx cmake ...
the new FindMPI.cmake library does not export MPI_CXX_LIBRARIES and
MPI_C_LIBRARIES any more. So, make the check less strict.

diff --git a/cmake/macros/macro_check_mpi_interface.cmake b/cmake/macros/macro_check_mpi_interface.cmake
index ea041ddc79ec5b7869c9d9c73205443ea6319809..479cc55bd8e481c9f78cb1374d5098388781fa24 100644 (file)
--- a/cmake/macros/macro_check_mpi_interface.cmake
+++ b/cmake/macros/macro_check_mpi_interface.cmake
@@ -27,7 +27,7 @@ MACRO(CHECK_MPI_INTERFACE _feature _var)
     SET(_nope FALSE)
 
     FOREACH(_library ${${_feature}_LIBRARIES})
-      IF( _library MATCHES "/libmpi(|_cxx)\\.(a|so)[^/]*$")
+      IF( _library MATCHES "/libmpi\\.(a|so)[^/]*$")
 
         GET_FILENAME_COMPONENT(_file1 ${_library} REALPATH)