.bazelrc

# Disable bzlmod until migration
common --enable_workspace=true
common --enable_bzlmod=false

# Bazel default to java 17
build --java_language_version=17
build --java_runtime_version=remotejdk_17
build --tool_java_language_version=17
build --tool_java_runtime_version=remotejdk_17

build --strategy=CopyFile=sandboxed,standalone
build --strategy=CopyToDirectory=sandboxed,standalone

# Uncomment for verbose java output, bazel doesn't print all Java compilation errors.
# build --javacopt="-verbose"

# See https://github.com/bazelbuild/bazel/issues/12837.
# for lombok
build --nojava_header_compilation
test --nojava_header_compilation

# Don't show inactionable warnings when building (not using) external deps.
build --output_filter='^//((?!(external):).)*$'

# Mount tmpfs on /tmp for sandbox tests
test --sandbox_tmpfs_path=/tmp

build --incompatible_enable_cc_toolchain_resolution

test --test_env=PYTHONNOUSERSITE=1

# https://github.com/bazelbuild/bazel/issues/7386
common --incompatible_default_to_explicit_init_py

################
# Configuration copied from @federatedcompute
################
# Default build with clang and libc++.
build --repo_env=CC=clang --repo_env=CXX=clang++ --linkopt=-fuse-ld=lld
build --cxxopt=-stdlib=libc++ --linkopt=-stdlib=libc++

# This results in -Werror for all FCP code, but nothing we pull in via
# repository rules (those labels have a @ prefix).
build --per_file_copt=+^//@-Werror
# We pull in some headers from TensorFlow which give the following warning, we
# don't want to convert them to errors.
build --per_file_copt=+^//@-Wno-error=ignored-qualifiers
build --per_file_copt=+^//@-Wno-error=inconsistent-missing-override
build --per_file_copt=+^//@-Wno-error=mismatched-tags
build --per_file_copt=+^//@-Wno-error=defaulted-function-deleted
# Some of the opstats.proto enums are deprecated, but until all references to
# them have been removed we should be allowed to use them.
build --per_file_copt=+^//@-Wno-error=deprecated-declarations

# Always true in TensorFlow's .bazelrc
build --define=open_source_build=true
# Monolithic build (i.e. no libtensorflow_framework.so)
# The non-monolithic build seems to fail currently, due to symbols missing from
# libtensorflow_framework.so but needed by its dependencies. It is likely that
# this Bazel change is related: https://github.com/bazelbuild/bazel/issues/7362
build --define=framework_shared_object=false

# Disable some default TF features (avoids some build-time dependencies).
build --define=no_aws_support=true
build --define=no_gcp_support=true
build --define=no_hdfs_support=true
build --define=no_ignite_support=true
build --define=no_kafka_support=true
build --define=no_nccl_support=true

# Prevent gRPC from depending on c-ares. TF's bazelrc sets this. We also don't
# have a recent-enough version of the library in our build container.
build --define=grpc_no_ares=true

# TF now has `cc_shared_library` targets, so it needs the experimental flag.
build --experimental_cc_shared_library

# Bazel defaults to --std=c++0x
build --cxxopt=-std=c++17
build --host_cxxopt=-std=c++17

# Use the most hermetic, available sandboxing strategy. This helps ensures all
# rules explicit declare their dependencies etc.
build --spawn_strategy=sandboxed

# The version of TensorFlow we use requires this
common --experimental_repo_remote_exec
build --noincompatible_remove_legacy_whole_archive

# Use the version 2 TensorFlow API.
build --define=tf_api_version=2 --action_env=TF2_BEHAVIOR=1

# We avoid building with --compilation_mode=dbg usually, since the artifacts can
# be very large (a binary with TensorFlow linked in is >2GiB); it costs several
# minutes just to fetch them from RBE cache.
build --compilation_mode=opt