1 files changed, 60 insertions, 0 deletions
diff --git a/scripts/packages/convert_changelog.py b/scripts/packages/convert_changelog.py
new file mode 100644
index 0000000000..78edbda914
--- /dev/null
+++ b/scripts/packages/convert_changelog.py
@@ -0,0 +1,60 @@
+# pylint: disable=g-bad-file-header
+# Copyright 2015 The Bazel Authors. 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 tool convert Bazel's changelog file to debian changelog format."""
+
+from datetime import datetime
+import sys
+
+
+def main(input_file, output_file):
+  changelog_out = open(output_file, "w")
+  time_stamp = None
+  with open(input_file, "r") as changelog_in:
+    for line in changelog_in:
+      line = line.strip()
+
+      if line.startswith("```") or line.startswith("Baseline"):
+        continue
+
+      if line.startswith("## Release"):
+        if time_stamp:
+          changelog_out.write(
+              "\n -- The Bazel Authors <bazel-dev@googlegroups.com>  %s\n\n" %
+              time_stamp)
+        parts = line.split(" ")
+        version = parts[2]
+        time_stamp = datetime.strptime(
+            parts[3], "(%Y-%m-%d)").strftime("%a, %d %b %Y %H:%M:%S +0100")
+        changelog_out.write("bazel (%s) unstable; urgency=low\n" % version)
+
+      elif line.startswith("+") or line.startswith("-"):
+        parts = line.split(" ")
+        line = "*" + line[1:]
+        changelog_out.write("  %s\n" % line)
+
+      elif line.endswith(":"):
+        changelog_out.write("\n  %s\n" % line)
+
+      elif line:
+        changelog_out.write("    %s\n" % line)
+
+    if time_stamp:
+      changelog_out.write(
+          "\n -- The Bazel Authors <bazel-dev@googlegroups.com>  %s\n\n" %
+          time_stamp)
+
+
+if __name__ == "__main__":
+  main(sys.argv[1], sys.argv[2])