1# Copyright 2021 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# TODO: https://pwbug.dev/258836641#comment4: Enabling bzlmod breaks the build. 16common --noenable_bzlmod 17 18# Improve debugability by printing all arguments for failing commands. 19common --verbose_failures 20 21# Silence all C/C++ warnings in external code. 22# 23# Note that this will not silence warnings from external headers #include'd in 24# first-party code. 25common --per_file_copt=external/.*@-w 26common --host_per_file_copt=external/.*@-w 27 28# Don't automatically create __init__.py files. 29# 30# This prevents spurious package name collisions at import time, and should be 31# the default (https://github.com/bazelbuild/bazel/issues/7386). It's 32# particularly helpful for Pigweed, because we have many potential package name 33# collisions due to a profusion of stuttering paths like 34# pw_transfer/py/pw_transfer. 35common --incompatible_default_to_explicit_init_py 36 37# Required for new toolchain resolution API. 38build --incompatible_enable_cc_toolchain_resolution 39 40# Skip building or testing C++20 targets by default 41# TODO: b/340568834 Remove when a proper solution is available. 42build --build_tag_filters=-requires_cxx_20 43# Also exclude integration tests from the default build. The test_tag_filters 44# flag doesn't accumulate (https://github.com/bazelbuild/bazel/issues/7322): we 45# have to specify it only once, setting all the exclusions in a comma-separated 46# list. 47test --test_tag_filters=-requires_cxx_20,-integration 48 49# Do not attempt to configure an autodetected (local) toolchain. We vendor all 50# our toolchains, and CI VMs may not have any local toolchain to detect. 51common --repo_env=BAZEL_DO_NOT_DETECT_CPP_TOOLCHAIN=1 52 53# Required for combined code coverage reports. 54coverage --experimental_generate_llvm_lcov 55coverage --combined_report=lcov 56 57# Suppress the DEBUG: log messages from bazel. We get lots of spammy DEBUG: 58# messages from our third-party dependencies. 59build --ui_event_filters=-debug 60 61# Enforces consistent action environment variables. This is important to 62# address Protobuf's rebuild sensitivity on changes to the environment 63# variables. 64build --incompatible_strict_action_env 65 66# Workaround for https://github.com/bazelbuild/rules_jvm_external/issues/445. 67build --java_language_version=11 68build --tool_java_language_version=11 69build --java_runtime_version=remotejdk_11 70build --repo_env=JAVA_HOME=../bazel_tools/jdk 71 72# Silence compiler warnings from external repositories. 73# 74# This is supported by Bazel's default C++ toolchain, but not yet by 75# rules_cc_toolchain 76# (https://github.com/bazelembedded/rules_cc_toolchain/issues/46). 77build --features=external_include_paths 78 79# This feature can't be enabled until __unordtf2 and __letf2 are implemented by 80# compiler-rt. See https://reviews.llvm.org/D53608. 81# build --features=fully_static_link 82 83build --@freertos//:freertos_config=//third_party/freertos:freertos_config 84build --@mbedtls//:mbedtls_config=//third_party/mbedtls:default_config 85 86common:asan --//pw_toolchain/host_clang:asan 87# TODO: https://github.com/bazelbuild/bazel/issues/7322 - We need to repeat the 88# -requires_cxx_20 and -integration because the test_tag_filters flag does not 89# accumulate. 90test:asan --test_tag_filters=-requires_cxx_20,-integration,-noasan 91 92# Define the --config=asan-libfuzzer configuration. 93build:asan-libfuzzer \ 94 --@rules_fuzzing//fuzzing:cc_engine=@rules_fuzzing//fuzzing/engines:libfuzzer 95build:asan-libfuzzer \ 96 --@rules_fuzzing//fuzzing:cc_engine_instrumentation=libfuzzer 97build:asan-libfuzzer --@rules_fuzzing//fuzzing:cc_engine_sanitizer=asan 98 99# Include FuzzTest build configurations. 100try-import %workspace%/third_party/fuzztest/fuzztest.bazelrc 101build:fuzztest \ 102 --//pw_fuzzer:fuzztest_backend=@com_google_fuzztest//fuzztest:fuzztest_core 103build:fuzztest \ 104 --@pigweed//pw_unit_test:main=@com_google_fuzztest//fuzztest:fuzztest_gtest_main 105 106# We use non-default labels for the STM32Cube repositories upstream (to reserve 107# the option of building for more than one MCU family down the road), so need to 108# override the three labels below. 109common --//third_party/stm32cube:hal_driver=@stm32f4xx_hal_driver//:hal_driver 110common --@stm32f4xx_hal_driver//:cmsis_device=@cmsis_device_f4//:cmsis_device 111common --@stm32f4xx_hal_driver//:cmsis_init=@cmsis_device_f4//:default_cmsis_init 112 113common --//pw_env_setup/py:pigweed_json=//:pigweed.json 114 115 116# Config for the rp2040 platform. 117# 118# TODO: b/301334234 - Make the platform set the flags below. 119build:rp2040 --platforms=@pigweed//targets/rp2040 120build:rp2040 --//pw_log:backend=@pigweed//pw_log_tokenized 121build:rp2040 --//pw_log:backend_impl=@pigweed//pw_log_tokenized:impl 122build:rp2040 --//pw_log_tokenized:handler_backend=@pigweed//pw_system:log_backend 123build:rp2040 --//pw_system:extra_platform_libs=@pigweed//targets/rp2040:extra_platform_libs 124 125 126# Config for the stm32f429i_disc1_stm32cube platform. 127# 128# TODO: b/301334234 - Make the platform set the flags below. 129build:stm32f429i --platforms=//targets/stm32f429i_disc1_stm32cube:platform 130build:stm32f429i --copt="-DSTM32CUBE_HEADER=\"stm32f4xx.h\"" 131build:stm32f429i --copt="-DSTM32F429xx" 132build:stm32f429i --@stm32f4xx_hal_driver//:hal_config=//targets/stm32f429i_disc1_stm32cube:hal_config 133build:stm32f429i --//pw_log:backend=@pigweed//pw_log_tokenized 134build:stm32f429i --//pw_log:backend_impl=@pigweed//pw_log_tokenized:impl 135build:stm32f429i --//pw_log_tokenized:handler_backend=@pigweed//pw_system:log_backend 136build:stm32f429i --//pw_malloc:backend=@pigweed//pw_malloc:bucket_block_allocator 137build:stm32f429i --//pw_system:extra_platform_libs=@pigweed//targets/stm32f429i_disc1_stm32cube:extra_platform_libs 138 139 140# Config for the lm3s6965evb platform, used to build pw_rust/examples. 141# 142# TODO: b/301334234 - Make the platform set the flags below. 143build:lm3s6965evb --platforms=//pw_build/platforms:lm3s6965evb 144build:lm3s6965evb --//pw_log/rust:pw_log_backend=//pw_rust/examples/tokenized_logging:pw_log_backend 145 146# Config for the microbit platform, used to build pw_rust/examples. 147# 148# TODO: b/301334234 - Make the platform set the flags below. 149build:microbit --platforms=//pw_build/platforms:lm3s6965evb 150build:microbit --//pw_log/rust:pw_log_backend=//pw_rust/examples/tokenized_logging:pw_log_backend 151 152# For some platforms i.e. google/oss-fuzz we need to use the system provided 153# rather than the hermetic toolchains. This allows oss-fuzz to override the 154# build with specialised compilers that are tightly coupled to the fuzzing 155# runtimes. 156# Detect toolchains 157common:non_hermetic --repo_env=BAZEL_DO_NOT_DETECT_CPP_TOOLCHAIN=0 158common:non_hermetic --extra_toolchains=@local_config_cc_toolchains//... 159 160# Use the remote cache. This will only work for users who have permission to access it. 161common:remote_cache --remote_cache=grpcs://remotebuildexecution.googleapis.com 162common:remote_cache --google_default_credentials=true 163common:remote_cache --remote_instance_name=projects/pigweed-rbe-open/instances/default-instance 164common:remote_cache --remote_upload_local_results=false 165 166# Specifies desired output mode for running tests. 167# Valid values are 168# 'summary' to output only test status summary 169# 'errors' to also print test logs for failed tests 170# 'all' to print logs for all tests 171# 'streamed' to output logs for all tests in real time 172# (this will force tests to be executed locally one at a time regardless 173# of --test_strategy value). 174test --test_output=errors 175 176# User bazelrc file; see 177# https://bazel.build/configure/best-practices#bazelrc-file 178# 179# Note: this should be at the bottom of the file, so that user-specified 180# options override anything in this file 181# (https://bazel.build/run/bazelrc#imports) 182try-import %workspace%/user.bazelrc 183