third_party/nanopb/BUILD.gn


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# Copyright 2020 The Pigweed Authors
#
# 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
#
#     https://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.

# gn-format disable
import("//build_overrides/pigweed.gni")

import("$dir_pw_build/target_types.gni")
import("nanopb.gni")

# This file defines a GN source_set for an external installation of nanopb.
# To use, checkout the nanopb source into a directory, then set the build arg
# dir_pw_third_party_nanopb to point to that directory. The nanopb library
# will be available in GN at "$dir_pw_third_party/nanopb".
if (dir_pw_third_party_nanopb != "") {
  config("includes") {
    include_dirs = [ dir_pw_third_party_nanopb ]
  }

  pw_source_set("nanopb") {
    public_configs = [ ":includes" ]
    public = [
      "$dir_pw_third_party_nanopb/pb.h",
      "$dir_pw_third_party_nanopb/pb_common.h",
      "$dir_pw_third_party_nanopb/pb_decode.h",
      "$dir_pw_third_party_nanopb/pb_encode.h",
    ]
    sources = [
      "$dir_pw_third_party_nanopb/pb_common.c",
      "$dir_pw_third_party_nanopb/pb_decode.c",
      "$dir_pw_third_party_nanopb/pb_encode.c",
    ]
  }
} else {
  group("nanopb") {
  }
}