blob: ea80e6b7fbf8802a33db183d9242e1624501eb9c [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/host_tool.gni")
import("$dir_pw_build/python.gni")
import("$dir_pw_docgen/docs.gni")
import("$dir_pw_toolchain/generate_toolchain.gni")
import("$dir_pw_unit_test/test.gni")
# Main build file for upstream Pigweed.
declare_args() {
# The default optimization level for building upstream Pigweed targets.
#
# Choices:
# debug
# size_optimized
# speed_optimized
pw_default_optimization_level = "debug"
# List of application image GN targets specific to the Pigweed target.
pw_TARGET_APPLICATIONS = []
}
# Enumerate all of the different targets that upstream Pigweed will build by
# default. Downstream projects should not depend on this target; this target is
# exclusively to facilitate easy upstream development and testing.
group("default") {
deps = [
":docs",
":fuzzers",
":host",
":stm32f429i",
"$dir_pw_env_setup:python.install",
"$dir_pw_env_setup:python.lint",
"$dir_pw_env_setup:python.tests",
"$dir_pw_env_setup:target_support_packages.lint",
"$dir_pw_env_setup:target_support_packages.tests",
]
}
# This template generates a group that builds pigweed_default with a particular
# toolchain.
template("_build_pigweed_default_at_all_optimization_levels") {
_toolchain_prefix = invoker.toolchain_prefix
group(target_name) {
deps = [
":pigweed_default(${_toolchain_prefix}$pw_default_optimization_level)",
]
}
foreach(optimization,
[
"debug",
"size_optimized",
"speed_optimized",
]) {
group(target_name + "_$optimization") {
deps = [ ":pigweed_default($_toolchain_prefix$optimization)" ]
}
}
}
# Select a default toolchain based on host OS.
if (host_os == "linux") {
_default_toolchain_prefix = "$dir_pigweed/targets/host:host_clang_"
} else if (host_os == "mac") {
_default_toolchain_prefix = "$dir_pigweed/targets/host:host_clang_"
} else if (host_os == "win") {
_default_toolchain_prefix = "$dir_pigweed/targets/host:host_gcc_"
} else {
assert(false, "Please define a host config for your system: $host_os")
}
# Below are a list of GN targets you can build to force Pigweed to build for a
# specific Pigweed target.
_build_pigweed_default_at_all_optimization_levels("host") {
toolchain_prefix = _default_toolchain_prefix
}
_build_pigweed_default_at_all_optimization_levels("host_clang") {
toolchain_prefix = "$dir_pigweed/targets/host:host_clang_"
}
_build_pigweed_default_at_all_optimization_levels("host_gcc") {
toolchain_prefix = "$dir_pigweed/targets/host:host_gcc_"
}
_build_pigweed_default_at_all_optimization_levels("stm32f429i") {
toolchain_prefix = "$dir_pigweed/targets/stm32f429i_disc1:stm32f429i_disc1_"
}
if (pw_arduino_build_CORE_PATH != "") {
_build_pigweed_default_at_all_optimization_levels("arduino") {
toolchain_prefix = "$dir_pigweed/targets/arduino:arduino_"
}
}
_build_pigweed_default_at_all_optimization_levels("qemu_gcc") {
toolchain_prefix =
"$dir_pigweed/targets/lm3s6965evb_qemu:lm3s6965evb_qemu_gcc_"
}
_build_pigweed_default_at_all_optimization_levels("qemu_clang") {
toolchain_prefix =
"$dir_pigweed/targets/lm3s6965evb_qemu:lm3s6965evb_qemu_clang_"
}
group("docs") {
deps = [ "$dir_pigweed/docs($dir_pigweed/targets/docs)" ]
}
# OSS-Fuzz uses this target to build fuzzers alone.
group("fuzzers") {
# Fuzzing is only supported on Linux and MacOS using clang.
if (host_os != "win") {
deps = [ ":pw_module_tests($dir_pigweed/targets/host:host_clang_fuzz)" ]
}
}
# TODO(pwbug/325) Delete this target.
pw_python_group("python") {
python_deps = [ "$dir_pw_env_setup:python" ]
}
# TODO(pwbug/325) Delete this target.
pw_python_group("target_support_packages") {
python_deps = [ "$dir_pw_env_setup:target_support_packages" ]
}
# By default, Pigweed will build this target when invoking ninja.
group("pigweed_default") {
deps = []
# Prevent the default toolchain from parsing any other BUILD.gn files.
if (current_toolchain != default_toolchain) {
deps = [ ":apps" ]
if (pw_unit_test_AUTOMATIC_RUNNER == "") {
# Without a test runner defined, build the tests but don't run them.
deps += [ ":pw_module_tests" ]
} else {
# With a test runner, depend on the run targets so they run with the
# build.
deps += [ ":pw_module_tests.run" ]
}
}
if (defined(pw_toolchain_SCOPE.is_host_toolchain) &&
pw_toolchain_SCOPE.is_host_toolchain && pw_build_HOST_TOOLS) {
deps += [ ":host_tools" ]
}
# Trace examples currently only support running on non-windows host
if (defined(pw_toolchain_SCOPE.is_host_toolchain) &&
pw_toolchain_SCOPE.is_host_toolchain && host_os != "win") {
deps += [
"$dir_pw_trace:trace_example_basic",
"$dir_pw_trace_tokenized:trace_tokenized_example_basic",
"$dir_pw_trace_tokenized:trace_tokenized_example_filter",
"$dir_pw_trace_tokenized:trace_tokenized_example_rpc",
"$dir_pw_trace_tokenized:trace_tokenized_example_trigger",
]
}
}
# The default toolchain is not used for compiling C/C++ code.
if (current_toolchain != default_toolchain) {
group("apps") {
# Application images built for all targets.
deps = [ "$dir_pw_hdlc/rpc_example" ]
# Add target-specific images.
deps += pw_TARGET_APPLICATIONS
# Add the pw_tool target to be built on host.
if (defined(pw_toolchain_SCOPE.is_host_toolchain) &&
pw_toolchain_SCOPE.is_host_toolchain) {
deps += [ "$dir_pw_tool" ]
}
}
group("host_tools") {
deps = [
"$dir_pw_target_runner/go:simple_client",
"$dir_pw_target_runner/go:simple_server",
]
}
# All Pigweed modules that can be built using gn. This is not built by default.
group("pw_modules") {
deps = [
"$dir_pigweed/docs",
"$dir_pw_allocator",
"$dir_pw_analog",
"$dir_pw_base64",
"$dir_pw_blob_store",
"$dir_pw_bytes",
"$dir_pw_checksum",
"$dir_pw_chrono",
"$dir_pw_console",
"$dir_pw_cpu_exception",
"$dir_pw_hdlc",
"$dir_pw_i2c",
"$dir_pw_metric",
"$dir_pw_persistent_ram",
"$dir_pw_polyfill",
"$dir_pw_preprocessor",
"$dir_pw_protobuf",
"$dir_pw_result",
"$dir_pw_status",
"$dir_pw_stream",
"$dir_pw_string",
"$dir_pw_sync",
"$dir_pw_sys_io",
"$dir_pw_thread",
"$dir_pw_tool",
"$dir_pw_trace",
"$dir_pw_unit_test",
"$dir_pw_varint",
]
if (host_os != "win") {
deps += [
# TODO(frolv): Remove these two when new KVS is ready.
"$dir_pw_kvs",
"$dir_pw_minimal_cpp_stdlib",
# TODO(pwbug/111): Remove this when building successfully on Windows.
"$dir_pw_tokenizer",
]
}
}
# Targets for all module unit test groups.
pw_test_group("pw_module_tests") {
group_deps = [
"$dir_pw_allocator:tests",
"$dir_pw_analog:tests",
"$dir_pw_assert:tests",
"$dir_pw_base64:tests",
"$dir_pw_blob_store:tests",
"$dir_pw_bytes:tests",
"$dir_pw_checksum:tests",
"$dir_pw_chrono:tests",
"$dir_pw_containers:tests",
"$dir_pw_cpu_exception_cortex_m:tests",
"$dir_pw_function:tests",
"$dir_pw_fuzzer:tests",
"$dir_pw_hdlc:tests",
"$dir_pw_hex_dump:tests",
"$dir_pw_i2c:tests",
"$dir_pw_libc:tests",
"$dir_pw_log:tests",
"$dir_pw_log_multisink:tests",
"$dir_pw_log_null:tests",
"$dir_pw_log_rpc:tests",
"$dir_pw_log_sink:tests",
"$dir_pw_log_tokenized:tests",
"$dir_pw_malloc_freelist:tests",
"$dir_pw_metric:tests",
"$dir_pw_multisink:tests",
"$dir_pw_persistent_ram:tests",
"$dir_pw_polyfill:tests",
"$dir_pw_preprocessor:tests",
"$dir_pw_protobuf:tests",
"$dir_pw_protobuf_compiler:tests",
"$dir_pw_random:tests",
"$dir_pw_result:tests",
"$dir_pw_ring_buffer:tests",
"$dir_pw_router:tests",
"$dir_pw_rpc:tests",
"$dir_pw_snapshot:tests",
"$dir_pw_span:tests",
"$dir_pw_status:tests",
"$dir_pw_stream:tests",
"$dir_pw_string:tests",
"$dir_pw_sync:tests",
"$dir_pw_thread:tests",
"$dir_pw_thread_stl:tests",
"$dir_pw_tokenizer:tests",
"$dir_pw_trace:tests",
"$dir_pw_trace_tokenized:tests",
"$dir_pw_unit_test:tests",
"$dir_pw_varint:tests",
]
if (defined(pw_toolchain_SCOPE.is_host_toolchain) &&
pw_toolchain_SCOPE.is_host_toolchain) {
# TODO(pwbug/196): KVS tests are not compatible with device builds as they
# use features such as std::map and are computationally expensive. Solving
# this requires a more complex capabilities-based build and configuration
# system which allowing enabling specific tests for targets that support
# them and modifying test parameters for different targets.
#
# Checking for pw_build_host_tools (which is only set by the host) is a
# temporary fix until the problem can be properly solved.
group_deps += [ "$dir_pw_kvs:tests" ]
}
if (host_os != "win") {
# TODO(amontanez): pw_minimal_cpp_stdlib tests do not build on windows.
group_deps += [ "$dir_pw_minimal_cpp_stdlib:tests" ]
}
}
}