Add a 'pre-push' hook

For now do nothing but chain to a project-specific hook.

hooks-config.bash

@@ -59,7 +59,7 @@ hooks_child() {
 	*) prefix="./" ;;
 	esac
 	if test -x "$prefix$child" ; then
-		"$prefix$child" "$@"
+		echo "$stdin" | "$prefix$child" "$@"
 	fi
 }
 

pre-push

+#!/usr/bin/env bash
+#=============================================================================
+# Copyright 2010-2014 Kitware, Inc.
+#
+# 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.
+#=============================================================================
+
+. "${BASH_SOURCE%/*}/hooks-config.bash"
+
+# Read all input up front so we can use it and hand it to the chained hook.
+stdin="$(cat)" &&
+
+# Chain to project-specific hook.
+hooks_chain pre-push "$@"