add bazel cleanup function (#179)

build_utils/open-ce-common-utils.sh

@@ -0,0 +1,27 @@
+# *****************************************************************
+# (C) Copyright IBM Corp. 2023. All Rights Reserved.
+#
+# 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.
+# *****************************************************************
+
+# This script can contain common functions needed by feedstocks during the builds.
+
+function cleanup_bazel {
+    bazel clean --expunge && bazel shutdown
+    if [[ $? -eq 0 ]]; then
+        echo "bazel shutdown completed successfully"
+    else
+        echo "bazel shutdown failed, now trying to kill bazel process ID: $1"
+        kill -9 $1 && sleep 20 && echo "Killed bazel process successfully"
+    fi
+}