third_party/pigweed/repo/third_party/arduino/BUILD.gn

   1 # Copyright 2020 The Pigweed Authors
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License"); you may not
   4 # use this file except in compliance with the License. You may obtain a copy of
   5 # the License at
   6 #
   7 #     https://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  11 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  12 # License for the specific language governing permissions and limitations under
  13 # the License.
  14
  15 import("//build_overrides/pigweed.gni")
  16
  17 import("$dir_pw_arduino_build/arduino.gni")
  18 import("$dir_pw_build/target_types.gni")
  19
  20 if (pw_arduino_build_CORE_PATH != "") {
  21   pw_source_set("arduino_core_sources") {
  22     remove_configs = [ "$dir_pw_build:strict_warnings" ]
  23
  24     _core_c_files =
  25         exec_script(arduino_builder_script,
  26                     arduino_show_command_args + [ "--core-c-files" ],
  27                     "list lines")
  28     _core_s_files = filter_exclude(
  29             exec_script(arduino_builder_script,
  30                         arduino_show_command_args + [ "--core-s-files" ],
  31                         "list lines"),
  32             # TODO(tonymd): Conditionally remove this source file unless building for cortex-m0.
  33             # Exception for adafruit-samd core
  34             # pulse_asm.S is for: '.cpu cortex-m0plus .fpu softvfp'
  35             [ "*pulse_asm.S\b" ])
  36
  37     _core_cpp_files =
  38         exec_script(arduino_builder_script,
  39                     arduino_show_command_args + [ "--core-cpp-files" ],
  40                     "list lines")
  41     _variant_c_files =
  42         exec_script(arduino_builder_script,
  43                     arduino_show_command_args + [ "--variant-c-files" ],
  44                     "list lines")
  45     _variant_s_files =
  46         exec_script(arduino_builder_script,
  47                     arduino_show_command_args + [ "--variant-s-files" ],
  48                     "list lines")
  49     _variant_cpp_files =
  50         exec_script(arduino_builder_script,
  51                     arduino_show_command_args + [ "--variant-cpp-files" ],
  52                     "list lines")
  53
  54     # Some cores have required built in libraries:
  55     # - stm32duino requires SrcWrapper.
  56     _library_c_files =
  57         exec_script(arduino_builder_script,
  58                     arduino_show_command_args + [ "--library-c-files" ],
  59                     "list lines")
  60     _library_s_files =
  61         exec_script(arduino_builder_script,
  62                     arduino_show_command_args + [ "--library-s-files" ],
  63                     "list lines")
  64     _library_cpp_files =
  65         exec_script(arduino_builder_script,
  66                     arduino_show_command_args + [ "--library-cpp-files" ],
  67                     "list lines")
  68
  69     sources = _core_c_files + _core_s_files + _core_cpp_files +
  70               _variant_c_files + _variant_s_files + _variant_cpp_files +
  71               _library_c_files + _library_s_files + _library_cpp_files
  72
  73     # Rename main() to ArduinoMain()
  74     # See //pw_arduino_build/docs.rst for details on this approach.
  75     defines = [ "main(...)=ArduinoMain()" ]
  76   }
  77 } else {
  78   group("arduino_core_sources") {
  79   }
  80 }