Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 25 insertions, 0 deletions

diff --git a/src/arrow/cpp/build-support/get-upstream-commit.sh b/src/arrow/cpp/build-support/get-upstream-commit.sh
new file mode 100755
index 000000000..779cb012b
--- /dev/null
+++ b/src/arrow/cpp/build-support/get-upstream-commit.sh
@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+#
+# 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.
+#
+# Script which tries to determine the most recent git hash in the current
+# branch which originates from master by checking for the 
+# 'ARROW-1234: Description` commit message
+set -e
+
+git log --grep='^ARROW-[0-9]*:.*' -n1 --pretty=format:%H