| # 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. |
| |
| # gn-format disable |
| import("//build_overrides/pigweed.gni") |
| |
| import("$dir_pw_build/host_tool.gni") |
| import("$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 optimization level to use when building upstream Pigweed targets. |
| # |
| # Choices: |
| # debug |
| # size_optimized |
| # speed_optimized |
| pw_optimization_level = "debug" |
| } |
| |
| # 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", |
| ":host", |
| ] |
| } |
| |
| # Below are a list of GN targets you can build to force Pigweed to build for a |
| # specific Pigweed target. |
| group("host") { |
| # Auto select a toolchain based on host OS. |
| if (host_os == "linux") { |
| _default_host_toolchain = ":host_clang" |
| } else if (host_os == "mac") { |
| _default_host_toolchain = ":host_clang" |
| } else if (host_os == "win") { |
| _default_host_toolchain = ":host_gcc" |
| } else { |
| assert(false, "Please define a host config for your system: $host_os") |
| } |
| |
| deps = [ _default_host_toolchain ] |
| } |
| |
| group("host_clang") { |
| deps = [ ":pigweed_default($dir_pigweed/targets/host:host_clang_$pw_optimization_level)" ] |
| } |
| |
| group("host_gcc") { |
| deps = [ ":pigweed_default($dir_pigweed/targets/host:host_gcc_$pw_optimization_level)" ] |
| } |
| |
| group("stm32f429i") { |
| deps = [ ":pigweed_default($dir_pigweed/targets/stm32f429i-disc1:stm32f429i_disc1_$pw_optimization_level)" ] |
| } |
| |
| group("qemu") { |
| deps = [ ":pigweed_default($dir_pigweed/targets/lm3s6965evb-qemu:lm3s6965evb_qemu_$pw_optimization_level)" ] |
| } |
| |
| group("docs") { |
| deps = [ ":pigweed_default($dir_pigweed/targets/docs)" ] |
| } |
| |
| # 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) { |
| if (pw_docgen_BUILD_DOCS) { |
| deps += [ "$dir_pigweed/docs" ] |
| } else { |
| if (pw_unit_test_AUTOMATIC_RUNNER == "") { |
| # Without a test runner defined, build the tests but don't run them. |
| deps += [ ":pw_module_tests" ] |
| } else { |
| # With a test runner, depend on the run targets so they run with the |
| # build. |
| deps += [ ":pw_module_tests_run" ] |
| } |
| } |
| if (defined(pw_toolchain_SCOPE.is_host_toolchain) && |
| pw_toolchain_SCOPE.is_host_toolchain && pw_build_HOST_TOOLS) { |
| deps += [ ":host_tools" ] |
| } |
| } |
| } |
| |
| # Prevent the default toolchain from parsing any other BUILD.gn files. |
| if (current_toolchain != default_toolchain) { |
| group("host_tools") { |
| deps = [ |
| "$dir_pw_target_runner/go:simple_client", |
| "$dir_pw_target_runner/go:simple_server", |
| ] |
| } |
| |
| group("pw_facades") { |
| deps = [ |
| "$dir_pw_cpu_exception", |
| "$dir_pw_sys_io", |
| ] |
| } |
| |
| # All Pigweed modules that can be built using gn. This is not built by default. |
| group("pw_modules") { |
| deps = [ |
| "$dir_pigweed/docs", |
| "$dir_pw_allocator", |
| "$dir_pw_base64", |
| "$dir_pw_bytes", |
| "$dir_pw_checksum", |
| "$dir_pw_polyfill", |
| "$dir_pw_preprocessor", |
| "$dir_pw_protobuf", |
| "$dir_pw_result", |
| "$dir_pw_span", |
| "$dir_pw_status", |
| "$dir_pw_stream", |
| "$dir_pw_string", |
| "$dir_pw_trace", |
| "$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_assert:tests", |
| "$dir_pw_base64:tests", |
| "$dir_pw_bytes:tests", |
| "$dir_pw_checksum:tests", |
| "$dir_pw_containers:tests", |
| "$dir_pw_fuzzer:tests", |
| "$dir_pw_log:tests", |
| "$dir_pw_log_tokenized:tests", |
| "$dir_pw_polyfill:tests", |
| "$dir_pw_preprocessor:tests", |
| "$dir_pw_protobuf:tests", |
| "$dir_pw_protobuf_compiler:tests", |
| "$dir_pw_result:tests", |
| "$dir_pw_ring_buffer:tests", |
| "$dir_pw_rpc:tests", |
| "$dir_pw_span:tests", |
| "$dir_pw_status:tests", |
| "$dir_pw_stream:tests", |
| "$dir_pw_string:tests", |
| "$dir_pw_tokenizer:tests", |
| "$dir_pw_trace:tests", |
| "$dir_pw_unit_test:tests", |
| "$dir_pw_varint:tests", |
| ] |
| |
| import("$dir_pw_cpu_exception/backend.gni") |
| |
| # TODO(pwbug/17): Re-think when Pigweed config system is added. |
| if (pw_cpu_exception_BACKEND == dir_pw_cpu_exception_armv7m) { |
| group_deps += [ "$dir_pw_cpu_exception_armv7m: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" ] |
| } |
| } |
| } |