flags: Build flag library with gn for floss

import("//bt/flags/aconfig.gni")

aconfig("bluetooth_flags_c_lib") {

  sources = [

    "a2dp.aconfig",

    "asha.aconfig",

    "audio_routing.aconfig",

    "avrcp_controller.aconfig",

    "bta_dm.aconfig",

    "btif_dm.aconfig",

    "connectivity.aconfig",

    "did.aconfig",

    "discovery_service.aconfig",

    "dumpsys.aconfig",

    "framework.aconfig",

    "gap.aconfig",

    "hap.aconfig",

    "hfp.aconfig",

    "hid.aconfig",

    "l2cap.aconfig",

    "le_advertising.aconfig",

    "leaudio.aconfig",

    "map.aconfig",

    "mapclient.aconfig",

    "metric.aconfig",

    "opp.aconfig",

    "pairing.aconfig",

    "ranging.aconfig",

    "rfcomm.aconfig",

    "rnr.aconfig",

    "sdp.aconfig",

    "security.aconfig",

    "sniff.aconfig",

    "sockets.aconfig",

    "system_service.aconfig",

    "vcp.aconfig",

    "vsc.aconfig",

  ]

  package = "com.android.bluetooth.flags"

  deps = [ "//bt/floss/libflags:libflags" ]

}

#

#  Copyright 2024 Google, 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.

#

# Generate c++ files for each aconfig file

#

# Parameters:

#   sources: aconfig source files

#   package: aconfig package

template("aconfig") {

  forward_variables_from(invoker,

                         [

                           "sources",

                           "package",

                         ])

  assert(defined(sources), "sources must be set")

  assert(defined(package), "package must be set")

  outdir = rebase_path(target_gen_dir)

  aconfig_cpp_file_name = string_replace(package, ".", "_")

  aconfig_declarations = []

  foreach(source, sources) {

    source = rebase_path(source)

    aconfig_declarations += [ "--declarations=${source}" ]

  }

  aconfig_cache = "${target_name}_cache"

  action(aconfig_cache) {

    script = "//common-mk/file_generator_wrapper.py"

    args = [

             "aconfig",

             "create-cache",

             "--package=${package}",

             "--cache=${outdir}/${aconfig_cache}",

           ] + aconfig_declarations

    outputs = [ "${outdir}/${aconfig_cache}" ]

  }

  action("${target_name}_cpp") {

    script = "//common-mk/file_generator_wrapper.py"

    args = [

      "aconfig",

      "create-cpp-lib",

      "--cache=${outdir}/${aconfig_cache}",

      "--out=${outdir}",

    ]

    outputs = [

      "${outdir}/include/${aconfig_cpp_file_name}.h",

      "${outdir}/${aconfig_cpp_file_name}.cc",

    ]

    deps = [ ":${aconfig_cache}" ]

  }

  all_dependent_config_name = "_${target_name}_all_dependent_config"

  config(all_dependent_config_name) {

    include_dirs = [ "${outdir}/include" ]

  }

  static_library(target_name) {

    sources = []

    sources = [ "${outdir}/${aconfig_cpp_file_name}.cc" ]

    deps = [ ":${target_name}_cpp" ] + invoker.deps

    all_dependent_configs = [ ":${all_dependent_config_name}" ]

  }

}