blob: 2f62200c2a4769583d9313dbc65bbf52f3e6858a [file] [log] [blame]
# 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.
import("//build_overrides/pigweed.gni")
import("$dir_pw_arduino_build/arduino.gni")
import("$dir_pw_build/target_types.gni")
import("$dir_pw_docgen/docs.gni")
import("$dir_pw_toolchain/generate_toolchain.gni")
pw_doc_group("target_docs") {
sources = [ "target_docs.rst" ]
}
if (pw_arduino_build_CORE_PATH != "") {
import("target_toolchains.gni")
generate_toolchains("target_toolchains") {
toolchains = pw_target_toolchain_arduino_list
}
if (current_toolchain != default_toolchain) {
config("arduino_build") {
# Debug: Print out arduinobuilder.py args
# print(string_join(" ", [rebase_path(arduino_builder_script, root_build_dir)] + arduino_show_command_args))
# Run prebuilds
# TODO(tonymd) This only needs to be run once but it's happening multiple times.
exec_script(arduino_builder_script,
filter_exclude(arduino_run_command_args,
[ "--save-config" ]) + [ "--run-prebuilds" ],
"string")
_exclude_flags = [ "-std=gnu++14" ]
_cflags = exec_script(arduino_builder_script,
arduino_show_command_args + [ "--c-flags" ],
"list lines")
cflags = filter_exclude(_cflags, _exclude_flags)
asmflags = exec_script(arduino_builder_script,
arduino_show_command_args + [ "--s-only-flags" ],
"list lines")
_cflags_cc =
exec_script(arduino_builder_script,
arduino_show_command_args + [ "--cpp-only-flags" ],
"list lines")
cflags_cc = filter_exclude(_cflags_cc, _exclude_flags)
_ldflags = exec_script(arduino_builder_script,
arduino_show_command_args + [ "--ld-flags" ],
"list lines")
ldflags =
filter_exclude(_ldflags,
[
# Remove arguments ending in 'core.a', for example:
# C:/Users/username/pigweed/out/core.a
"*core.a\b",
# Remove .elf output file, for example:
# -o C:/Users/username/pigweed/out/pigweed.elf
"\b-o\b",
"*.elf\b",
# Remove the Arduino {object_files} variable
"{object_files}",
])
# TODO(tonymd): Determine if libs are needed.
# Teensy4 core recipe uses: '-larm_cortexM7lfsp_math -lm -lstdc++'
libs = filter_exclude(
exec_script(arduino_builder_script,
arduino_show_command_args + [ "--ld-lib-names" ],
"list lines"),
# Exclude stdc++ which causes linking errors for teensy cores.
[ "\bstdc++\b" ])
}
pw_source_set("pre_init") {
sources = [ "init.cc" ]
public_deps = [
"$dir_pw_sys_io_arduino",
"$dir_pw_third_party/arduino:arduino_core_sources",
]
deps = [
"$dir_pw_arduino_build:arduino_init.facade",
"$dir_pw_preprocessor",
]
}
}
} else {
config("arduino_build") {
}
group("pre_init") {
}
}