common-mk/deps.gni

# Copyright 2018 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.
#
# This GN target should be depended on targets whose package dependencies need
# to be exported (eg to a .pc file).
#
# Parameters:
#   pkg_deps: package names to be written as dependencies.
#   target: the target name using the packages, which becomes the prefix of the
#       generated file name.
template("write_deps") {
  forward_variables_from(invoker,
                         [
                           "pkg_deps",
                           "target",
                         ])
  action(target_name) {
    script = "//common-mk/write_args.py"
    outputs = [
      "${root_gen_dir}/${target}-deps.txt",
    ]
    args = [ "--output" ] + outputs + [ "--" ] + pkg_deps
  }
}