build: mpi: set mpicxx, too.

stack-info: PR: #567, branch: aws-nslick/stack/14
aws · Sep 4, 2024 · f071592 · f071592
1 parent 71040cb
commit f071592
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diff --git a/m4/check_pkg_mpi.m4 b/m4/check_pkg_mpi.m4
@@ -31,13 +31,15 @@ AC_DEFUN([CHECK_PKG_MPI], [
          LDFLAGS="${MPI_LDFLAGS} ${LDFLAGS}"])
 
   MPICC=${mpi_bindir}mpicc
+  MPICXX=${mpi_bindir}mpicxx
 
   AC_MSG_CHECKING([for working mpicc])
   ${MPICC} --help >& AS_MESSAGE_LOG_FD
   AS_IF([test $? -eq 0],
         [AC_MSG_RESULT([yes])],
         [AC_MSG_RESULT([no])
          MPICC="${CC}"
+         MPICXX="${CXX}"
          AS_IF([test "${check_pkg_found}" = "yes"],
                [AC_CHECK_HEADERS([mpi.h], [], [check_pkg_found=no])])
 
@@ -49,6 +51,7 @@ AC_DEFUN([CHECK_PKG_MPI], [
         [$2])
 
   AC_SUBST([MPICC])
+  AC_SUBST([MPICXX])
   AC_SUBST([MPI_CPPFLAGS])
   AC_SUBST([MPI_LDFLAGS])
   AC_SUBST([MPI_LIBS])

diff --git a/tests/functional/Makefile.am b/tests/functional/Makefile.am
@@ -9,6 +9,7 @@ AM_CPPFLAGS = -I$(top_srcdir)/include $(MPI_CPPFLAGS)
 AM_LDFLAGS = $(MPI_LDFLAGS) $(CUDA_LDFLAGS)
 LDADD = $(top_builddir)/src/libinternal_net_plugin.la $(MPI_LIBS) $(CUDA_LIBS)
 CC = $(MPICC)
+CXX = $(MPICXX)
 
 noinst_HEADERS = test-common.h