Add a temporary helper script for internal use only.

This can be deleted once we automatically re-generate these files, but until then it will make the process easier for google-based workflows.

PiperOrigin-RevId: 495974945

Author: mkruskal-google

google3_export_generated_files.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+# This script updates all our generated files and exports them to a given
+# directory.  This is intended to simplify the process of updating these from
+# google3.  After copybara generates a branch for testings, run the following
+# from a git clone:
+#   git fetch --all
+#   git checkout upstream/<copybara branch>
+#   ./google3_export_generated_files <ldap>/<citc_workspace>
+#
+# Note: this is a temporary script and won't be needed once we automatically
+# update these.
+
+set -ex
+
+OUTPUT_PATH=/google/src/cloud/$1/google3/third_party/protobuf/github
+
+update_staleness() {
+  TARGET_DIR=$1
+  TARGET=$2
+  GEN_PATH=$3
+  GEN_FILES=${@:4}
+  bazel build //$TARGET_DIR:$TARGET
+  bazel-bin/$TARGET_DIR/$TARGET --fix
+  for file in $GEN_FILES; do
+    cp $GEN_PATH/$file $OUTPUT_PATH/$GEN_PATH/
+  done
+}
+
+update_staleness ruby test_amalgamation_staleness ruby/ext/google/protobuf_c ruby-upb.*
+update_staleness php test_amalgamation_staleness php/ext/google/protobuf php-upb.*
+update_staleness src cmake_lists_staleness_test src file_lists.cmake