Infrastructure for running tests under Linux in primary VM.

Includes an initial test of simply inserting and removing the Hafnium
kernel module.

Change-Id: I832a30d902f58ca71f89374300ab39b2ba3ab877
diff --git a/build/make.py b/build/make.py
new file mode 100644
index 0000000..d4cc0d8
--- /dev/null
+++ b/build/make.py
@@ -0,0 +1,44 @@
+#!/usr/bin/env python
+#
+# Copyright 2019 The Hafnium Authors.
+#
+# 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
+#
+#     https://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.
+
+"""Runs make to build a target."""
+
+import argparse
+import os
+import shutil
+import subprocess
+import sys
+
+
+def Main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--directory", required=True)
+    parser.add_argument("--out_file", required=True)
+    parser.add_argument("--copy_out_file", required=True)
+    args, make_args = parser.parse_known_args()
+
+    os.chdir(args.directory)
+    os.environ["PWD"] = args.directory
+    status = subprocess.call(["make"] + make_args)
+    if status != 0:
+        return status
+
+    shutil.copyfile(args.out_file, args.copy_out_file)
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(Main())