blob: c0b1d8d3ac080849eacd5cdc910e244babc36ec0 [file] [log] [blame]
# Copyright 2019 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.
"""Pigweed build environment for bazel."""
load(
"//pw_build/bazel_internal:pigweed_internal.bzl",
_add_cc_and_c_targets = "add_cc_and_c_targets",
_has_pw_assert_dep = "has_pw_assert_dep",
)
def pw_cc_binary(**kwargs):
kwargs["deps"] = kwargs.get("deps", [])
# TODO(b/234877642): Remove this implicit dependency once we have a better
# way to handle the facades without introducing a circular dependency into
# the build.
if not _has_pw_assert_dep(kwargs["deps"]):
kwargs["deps"] = kwargs["deps"] + ["@pigweed//pw_assert"]
_add_cc_and_c_targets(native.cc_binary, kwargs)
def pw_cc_library(**kwargs):
_add_cc_and_c_targets(native.cc_library, kwargs)
def pw_cc_test(**kwargs):
kwargs["deps"] = kwargs.get("deps", []) + \
["@pigweed//pw_unit_test:simple_printing_main"]
# TODO(b/234877642): Remove this implicit dependency once we have a better
# way to handle the facades without introducing a circular dependency into
# the build.
if not _has_pw_assert_dep(kwargs["deps"]):
kwargs["deps"] = kwargs["deps"] + ["@pigweed//pw_assert"]
_add_cc_and_c_targets(native.cc_test, kwargs)
def pw_cc_facade(**kwargs):
# Bazel facades should be source only cc_library's this is to simplify
# lazy header evaluation. Bazel headers are not 'precompiled' so the build
# system does not check to see if the build has the right dependant headers
# in the sandbox. If a source file is declared here and includes a header
# file the toolchain will compile as normal and complain about the missing
# backend headers.
if "srcs" in kwargs.keys():
fail("'srcs' attribute does not exist in pw_cc_facade, please use \
main implementing target.")
_add_cc_and_c_targets(native.cc_library, kwargs)