Add list_oslo_unreleased_changes.sh

The incantation for listing unreleased changes across Oslo is a bit
involved, so just save a wrapper script that does it.

Change-Id: Ieed917c7a9dc3fd5d0b4fe2efe065970935a3fa4

README.rst

@@ -195,6 +195,18 @@ looking at the commit logs.
   Print the list of changes in the ``stable/kilo`` branch of all Oslo
   libraries.
 
+list_oslo_unreleased_changes.sh
+-------------------------------
+
+Runs list_unreleased_changes.sh for all of the Oslo library
+repositories.
+
+./list_oslo_unreleased_changes.sh stable/kilo
+
+is equivalent to:
+
+./list_unreleased_changes.sh stable/kilo $(./list_repos_by_project.py --code-only Oslo)
+
 make_library_stable_branch.sh
 -----------------------------
 

list_oslo_unreleased_changes.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+#
+# Convenience wrapper to show the unreleased changes in Oslo
+# libraries, so we don't have to remember the incantation.
+
+if [[ $# -ne 1 ]]; then
+    echo "Usage: $(basename $0) <branch>"
+    exit 1
+fi
+
+repos="$(./list_repos_by_project.py --code-only Oslo | grep -v incubator)"
+
+$(dirname $0)/list_unreleased_changes.sh $1 $repos