Fix HAVE_MPI undefined warnings (with -Wundef flag)

db5a2d3a · Tobias Leibner · 2cc79419 · db5a2d3a
Commit db5a2d3a authored 3 years ago by Tobias Leibner
--- a/config.h.cmake
+++ b/config.h.cmake
@@ -48,7 +48,7 @@
 #cmakedefine HAVE_MPI ENABLE_MPI

 /* Deactivate cxx bindings for MPI */
-#if HAVE_MPI
+#if defined(HAVE_MPI) && HAVE_MPI
 #define MPICH_SKIP_MPICXX 1
 #define OMPI_SKIP_MPICXX 1
 #define MPI_NO_CPPBIND 1