common-mk/mojom_type_mappings_generator.gni

# Copyright 2020 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

# GN template to generate source files for the given mojom typemap.
# How to use:
# [platform2/pkg/BUILD.gn]
# generate_mojom_type_mappings("foo_type_mappings") {
#   sources = [
#     "mojo/foo.typemap",
#     "mojo/foo_sub.typemap",
#   ]
# }
#

template("generate_mojom_type_mappings") {
  action(target_name) {
    script = invoker.mojom_type_mappings_generator
    inputs = [ "build/gn_helpers.py" ]
    sources = invoker.sources
    outputs = [ "$target_gen_dir/${target_name}_typemapping" ]
    args = [
             "--output",
             "$target_gen_dir/${target_name}_typemapping",
           ] + rebase_path(sources, root_build_dir)
  }
}