1 files changed, 36 insertions, 0 deletions
diff --git a/tools/server-side/svnpubsub/svnpubsub/util.py b/tools/server-side/svnpubsub/svnpubsub/util.py
new file mode 100644
index 0000000..e254f8b
--- /dev/null
+++ b/tools/server-side/svnpubsub/svnpubsub/util.py
@@ -0,0 +1,36 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+#
+
+import subprocess as __subprocess
+
+# check_output() is only available in Python 2.7. Allow us to run with
+# earlier versions
+try:
+    __check_output = __subprocess.check_output
+    def check_output(args, env=None, universal_newlines=False):
+        return __check_output(args, shell=False, env=env,
+                              universal_newlines=universal_newlines)
+except AttributeError:
+    def check_output(args, env=None, universal_newlines=False):
+        # note: we only use these three args
+        pipe = __subprocess.Popen(args, shell=False, env=env,
+                                  stdout=__subprocess.PIPE,
+                                  universal_newlines=universal_newlines)
+        output, _ = pipe.communicate()
+        if pipe.returncode:
+            raise subprocess.CalledProcessError(pipe.returncode, args)
+        return output