CS-1152 add a checktree_mpi to testsuite with configuration and tests making use of the various MPI integrations

// added missing file used by testsuite

Author: jgabler-hpc

source/dist/mpi/examples/build.sh

@@ -0,0 +1,49 @@
+#!/bin/sh
+#___INFO__MARK_BEGIN_NEW__
+###########################################################################
+#
+#  Copyright 2025 HPC-Gridware GmbH
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+###########################################################################
+#___INFO__MARK_END_NEW__
+
+# usage: build.sh [suffix]
+# suffix can be used to differentiate between different architetures, e.g.
+# build.sh lx-amd64
+
+# path to the MPI implementation
+if [ -z "$MPIR_HOME" ]; then
+    echo "MPIR_HOME is not set"
+    exit 1
+fi
+
+BINARY="testmpi"
+if [ $# -gt 0 ]; then
+    BINARY="$BINARY-$1"
+fi
+
+PATH=$MPIR_HOME/bin:$PATH
+export PATH
+
+CFLAGS=""
+LFLAGS=""
+# need additional options for Intel MPI
+type mpiicc >/dev/null 2>&1
+if [ $? -eq 0 ]; then
+    CFLAGS="$CFLAGS -I$MPIR_HOME/include"
+    LFLAGS="$LFLAGS -L$MPIR_HOME/lib"
+fi
+
+mpicc $CFLAGS $LFLAGS -o $BINARY $SGE_ROOT/mpi/examples/testmpi.c -lm