# 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.

declare_args() {
  # If compiling backends with freertos, this variable is set to the path to the
  # freertos installation. When set, a pw_source_set for the freertos library is
  # created at "$dir_pw_third_party/freertos".
  dir_pw_third_party_freertos = ""

  # The pw_source_set which provides the FreeRTOS config header.
  pw_third_party_freertos_CONFIG = ""

  # The pw_source_set which provides the port specific includes and sources.
  pw_third_party_freertos_PORT = ""

  # In order to link against internal kernel data structures through the use of
  # extern "C", statics can be optionally disabled for the tasks.c source file
  # to enable use of things like pw_thread_freertos/util.h's ForEachThread.
  #
  # WARNING: If you use this, make sure that your FreeRTOSConfig.h and port
  # does not rely on any statics inside of tasks.c. For example, you cannot use
  # PW_CHECK for configASSERT when this is enabled.
  #
  # As a helper PW_THIRD_PARTY_FREERTOS_NO_STATICS=1 is defined when statics are
  # disabled to help manage conditional configuration. In addition a helper
  # pw_third_party_freertos/assert_config.h header is provided which correctly
  # sets configASSERT to use PW_CHECK or PW_ASSERT for you.
  pw_third_party_freertos_DISABLE_TASKS_STATICS = false
}