| # Copyright 2021 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. |
| # |
| |
| # Standard flags required for all Pigweed projects. |
| import %workspace%/pw_build/pigweed.bazelrc |
| |
| # TODO: https://pwbug.dev/258836641 - Only until bzlmod migration is done. |
| common --enable_workspace |
| |
| # UX flags |
| # ======== |
| # Improve debugability by printing all arguments for failing commands. |
| common --verbose_failures |
| |
| # Suppress the DEBUG: log messages from bazel. We get lots of spammy DEBUG: |
| # messages from our third-party dependencies. |
| build --ui_event_filters=-debug |
| |
| # Specifies desired output mode for running tests. |
| # Valid values are |
| # 'summary' to output only test status summary |
| # 'errors' to also print test logs for failed tests |
| # 'all' to print logs for all tests |
| # 'streamed' to output logs for all tests in real time |
| # (this will force tests to be executed locally one at a time regardless |
| # of --test_strategy value). |
| test --test_output=errors |
| |
| # Default build_tag_filters and test_tag_filters |
| # ============================================== |
| # Skip building any targets tagged do_not_build. |
| build --build_tag_filters=-do_not_build,-kernel |
| |
| # Exclude integration tests from the default build. The test_tag_filters flag |
| # doesn't accumulate (https://github.com/bazelbuild/bazel/issues/7322): we have |
| # to specify it only once, setting all the exclusions in a comma-separated |
| # list. |
| test --test_tag_filters=-integration,-do_not_build,-do_not_run_test,-kernel |
| |
| # C++ related flags |
| # ================= |
| # Do not strip debug symbols by default. |
| common --strip=never |
| |
| # Silence all C/C++ warnings in external code. |
| # |
| # Note that this will not silence warnings from external headers #include'd in |
| # first-party code. |
| common --per_file_copt=external/.*@-w |
| common --host_per_file_copt=external/.*@-w |
| |
| # Picotool needs to build with exceptions and RTTI enabled. |
| common --per_file_copt=external.*picotool.*@-fexceptions,-frtti |
| common --host_per_file_copt=external.*picotool.*@-fexceptions,-frtti |
| |
| # RP2xxx PIO assembler also needs exceptions. |
| common --host_per_file_copt=external.*pioasm.*@-fexceptions,-frtti |
| |
| # Default to C++17 to ensure compatibility. |
| common --//pw_toolchain/cc:cxx_standard=17 |
| common:cxx20 --//pw_toolchain/cc:cxx_standard=20 |
| |
| # Silence compiler warnings from external repositories. |
| # |
| # TODO: https://pwbug.dev/347317581 - This is supported by Bazel's default C++ |
| # toolchain, but not yet by Pigweed's own toolchains. |
| build --features=external_include_paths |
| |
| # Turn on internal warnings for upstream Pigweed. DO NOT enable in downstream |
| # projects to allow for warnings to be added in the future without breaking |
| # downstream. |
| # |
| build --features=internal_strict_warnings |
| |
| # This feature can't be enabled until __unordtf2 and __letf2 are implemented by |
| # compiler-rt. See https://reviews.llvm.org/D53608. |
| # build --features=fully_static_link |
| |
| # Required for combined code coverage reports. |
| coverage --experimental_generate_llvm_lcov |
| coverage --combined_report=lcov |
| |
| |
| # Enable layering check support. |
| # |
| # NOTE: this _does not_ by itself enable the layering check; that's done in |
| # REPO.bazel. This flag only ensures the module maps for sysroot and toolchain |
| # headers (needed for the layering check to not produce false positives) are |
| # constructed. Module map construction is gated behind a flag because the |
| # approach we take does not work in Bazel versions older than 8.0.0, so some |
| # downstream projects using Pigweed's toolchains would be broken if this flag |
| # was removed and always set to true in the toolchain definition. |
| common --//pw_toolchain/host_clang:layering_check |
| |
| # Rust related flags |
| # ================== |
| # Ensure that rust channel gets propagated to the exec config under which |
| # proc-macros and build.rs files are built. |
| common --experimental_propagate_custom_flag=@@rules_rust+//rust/toolchain/channel:channel |
| |
| # Java related flags |
| # ================== |
| # Workaround for https://github.com/bazelbuild/rules_jvm_external/issues/445. |
| build --java_language_version=11 |
| build --tool_java_language_version=11 |
| build --java_runtime_version=remotejdk_11 |
| build --repo_env=JAVA_HOME=../bazel_tools/jdk |
| |
| # Default label flags values |
| # ========================== |
| build --@freertos//:freertos_config=//third_party/freertos:freertos_config |
| build --@mbedtls//:mbedtls_config=//third_party/mbedtls:default_config |
| |
| # We use non-default labels for the STM32Cube repositories upstream (to reserve |
| # the option of building for more than one MCU family down the road), so need to |
| # override the three labels below. |
| common --//third_party/stm32cube:hal_driver=@stm32f4xx_hal_driver//:hal_driver |
| common --@stm32f4xx_hal_driver//:cmsis_device=@cmsis_device_f4//:cmsis_device |
| common --@stm32f4xx_hal_driver//:cmsis_init=@cmsis_device_f4//:default_cmsis_init |
| common --@cmsis_device_f4//:cmsis_core=@cmsis_core |
| |
| common --//pw_env_setup/py:pigweed_json=//:pigweed_json |
| common --experimental_propagate_custom_flag=//pw_env_setup/py:pigweed_json |
| |
| build --//pw_function:config_override=//pw_function:upstream_default_config |
| |
| # These flags may be read by tooling running in the exec configuration. |
| common --experimental_propagate_custom_flag=//pw_build/luci:is_ci |
| common --experimental_propagate_custom_flag=//pw_build/luci:is_shadow |
| |
| |
| # Sanitizer config definitions |
| # ============================ |
| common:asan --//pw_toolchain/host_clang:asan |
| # TODO: https://github.com/bazelbuild/bazel/issues/7322 - We need to repeat the |
| # -integration because the test_tag_filters flag does not |
| # accumulate. |
| test:asan --test_tag_filters=-integration,-noasan,-do_not_build,-do_not_run_test,-kernel |
| |
| common:ubsan --//pw_toolchain/host_clang:ubsan |
| # TODO: https://github.com/bazelbuild/bazel/issues/7322 - We need to repeat the |
| # -integration because the test_tag_filters flag does not accumulate. |
| test:ubsan --test_tag_filters=-integration,-noubsan,-do_not_build,-do_not_run_test,-kernel |
| |
| common:tsan --//pw_toolchain/host_clang:tsan |
| # TODO: https://github.com/bazelbuild/bazel/issues/7322 - We need to repeat the |
| # -integration because the test_tag_filters flag does not accumulate. |
| test:tsan --test_tag_filters=-integration,-notsan,-do_not_build,-do_not_run_test,-kernel |
| |
| # Include libFuzzer build configurations. |
| import %workspace%/pw_fuzzer/libfuzzer.bazelrc |
| |
| # Include FuzzTest build configurations. |
| import %workspace%/pw_fuzzer/fuzztest.bazelrc |
| |
| # clang-tidy configuration |
| build:clang-tidy --aspects @bazel_clang_tidy//clang_tidy:clang_tidy.bzl%clang_tidy_aspect |
| build:clang-tidy --output_groups=report |
| build:clang-tidy --@bazel_clang_tidy//:clang_tidy_config=//:clang_tidy_config |
| build:clang-tidy --@bazel_clang_tidy//:clang_tidy_executable=//pw_toolchain/host_clang:copy_clang_tidy |
| build:clang-tidy --@bazel_clang_tidy//:clang_tidy_additional_deps=//pw_toolchain/host_clang:sysroot_root |
| build:clang-tidy --build_tag_filters=-noclangtidy |
| # We need to disable this warning to avoid spurious "#pragma once in main file" |
| # warnings for header-only libraries. For another approach, see |
| # https://github.com/mongodb-forks/bazel_clang_tidy/pull/2 |
| # |
| # TODO: https://pwbug.dev/341723612 - What do we do in GN? |
| build:clang-tidy --copt=-Wno-pragma-once-outside-header |
| |
| # For some platforms i.e. google/oss-fuzz we need to use the system provided |
| # rather than the hermetic toolchains. This allows oss-fuzz to override the |
| # build with specialised compilers that are tightly coupled to the fuzzing |
| # runtimes. |
| # Detect toolchains |
| common:non_hermetic --repo_env=BAZEL_DO_NOT_DETECT_CPP_TOOLCHAIN=0 |
| common:non_hermetic --extra_toolchains=@local_config_cc_toolchains//... |
| |
| # Configure workspace status command to test pw_build_info git_build_info |
| # https://bazel.build/docs/user-manual#workspace-status-command |
| # TODO: b/348046338 - Add a Windows version of this command |
| build --workspace_status_command=pw_build_info/git_workspace_status_command.sh |
| |
| # Target platform config definitions |
| # ================================== |
| # Exclude //pw_bluetooth_sapphire/fuchsia when the host platform is not |
| # linux-amd64. This is the only platform that the Fuchsia SDK supports. |
| common --enable_platform_specific_config |
| |
| # Import `--config=fuchsia` scoped pigweed backends. |
| import %workspace%/pw_bluetooth_sapphire/fuchsia/backends.bazelrc |
| |
| # TODO: https://pwbug.dev/382533028 - The Fuchsia SDK doesn't work with these |
| # flags yet. Unfortunately, this needs to be switched for all build types since |
| # it's required for things to load properly in pw_bluetooth_sapphire. |
| common --noincompatible_disallow_empty_glob |
| |
| # Configs for RP2xxx platforms. |
| build:rp2040 --platforms=@pigweed//targets/rp2040 |
| test:rp2040 --run_under=//targets/rp2040/py:unit_test_client |
| |
| build:rp2350 --platforms=@pigweed//targets/rp2040:rp2350 |
| test:rp2350 --run_under=//targets/rp2040/py:unit_test_client |
| |
| # Config for the stm32f429i_disc1 baremetal platform. |
| build:stm32f429i_baremetal --platforms=//targets/stm32f429i_disc1:platform |
| |
| # Config for the stm32f429i_disc1_stm32cube freertos platform. |
| build:stm32f429i_freertos --platforms=//targets/stm32f429i_disc1_stm32cube:platform |
| |
| # Config for the lm3s6965evb platform, used to build pw_rust/examples. |
| build:lm3s6965evb --platforms=//targets/lm3s6965evb |
| |
| # Config for the microbit platform, used to build pw_rust/examples. |
| build:microbit --platforms=//targets/microbit |
| |
| # GoogleTest config |
| # ================= |
| # This config can be used to build and run host tests using GoogleTest instead |
| # of the default //pw_unit_test:light framework. |
| common:googletest --//pw_unit_test:backend=//pw_unit_test:googletest |
| common:googletest --//pw_unit_test:main=@com_google_googletest//:gtest_main |
| common:googletest --platforms=//pw_unit_test:googletest_platform |
| # TODO: https://pwbug.dev/390709187 - Re-enable layering check once the layering |
| # issues in the googletest backend are fixed. |
| common:googletest --features=-layering_check |
| |
| # Remote execution config definitions |
| # =================================== |
| # Use the remote cache. This will only work for users who have permission to access it. |
| common:remote_cache --bes_backend="buildeventservice.googleapis.com" |
| common:remote_cache --bes_instance_name=pigweed-rbe-open |
| common:remote_cache --bes_results_url="https://source.cloud.google.com/results/invocations/" |
| common:remote_cache --bes_timeout=600s |
| common:remote_cache --experimental_remote_cache_eviction_retries=5 |
| common:remote_cache --google_default_credentials=true |
| # Required to use buildeventservice on Bazel 8+. |
| # TODO: b/345556899 -- Remove this flag when no longer required. |
| common:remote_cache --legacy_important_outputs |
| common:remote_cache --remote_cache=grpcs://remotebuildexecution.googleapis.com |
| common:remote_cache --remote_instance_name=projects/pigweed-rbe-open/instances/default-instance |
| common:remote_cache --remote_upload_local_results=false |
| # TODO: https://github.com/bazelbuild/bazel/issues/24867 - This flag breaks |
| # runfiles handling with remote caching, and causes a bunch of |
| # java.io.FileNotFoundException when creating runfiles trees. |
| common:remote_cache --experimental_inprocess_symlink_creation=false |
| |
| # cache-silo-key: this is essentially a "salt" added to the remote cache key. |
| # Change it to a new value when we want to create a new cache from scratch |
| # (e.g. to recover from cache poisoning). We've used the current date in |
| # YYYYMMDD format in the past. |
| common --remote_default_exec_properties=cache-silo-key=20240918 |
| |
| # Configs for experimental //pw_kernel |
| import %workspace%/pw_kernel/kernel.bazelrc |
| |
| # User bazelrc file |
| # ================= |
| # See https://bazel.build/configure/best-practices#bazelrc-file |
| # |
| # Note: this should be at the bottom of the file, so that user-specified |
| # options override anything in this file |
| # (https://bazel.build/run/bazelrc#imports) |
| try-import %workspace%/user.bazelrc |