| // Copyright 2015 The Bazel Authors. All rights reserved. |
| // |
| // 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 |
| // |
| // http://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. |
| package com.google.devtools.build.lib.packages.util; |
| |
| import com.google.common.base.Predicate; |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.lib.cmdline.Label; |
| import com.google.devtools.build.lib.packages.util.Crosstool.CcToolchainConfig; |
| import com.google.devtools.build.lib.testutil.TestConstants; |
| import com.google.devtools.build.lib.util.OS; |
| import java.io.IOException; |
| |
| /** |
| * Bazel implementation of {@link MockCcSupport} |
| */ |
| public final class BazelMockCcSupport extends MockCcSupport { |
| public static final BazelMockCcSupport INSTANCE = new BazelMockCcSupport(); |
| |
| /** Filter to remove implicit dependencies of C/C++ rules. */ |
| private static final boolean isNotCcLabel(String label) { |
| return !label.startsWith("//tools/cpp"); |
| } |
| |
| private BazelMockCcSupport() {} |
| |
| private static final ImmutableList<String> CROSSTOOL_ARCHS = |
| ImmutableList.of("piii", "k8", "armeabi-v7a", "ppc", "darwin_x86_64"); |
| |
| @Override |
| protected String getRealFilesystemCrosstoolTopPath() { |
| // TODO(b/195425240): Make real-filesystem mode work. |
| return ""; |
| } |
| |
| @Override |
| protected String[] getRealFilesystemTools(String crosstoolTop) { |
| // TODO(b/195425240): Make real-filesystem mode work. |
| return new String[0]; |
| } |
| |
| @Override |
| protected ImmutableList<String> getCrosstoolArchs() { |
| return CROSSTOOL_ARCHS; |
| } |
| |
| @Override |
| public void setup(MockToolsConfig config) throws IOException { |
| writeMacroFile(config); |
| setupRulesCc(config); |
| setupCcToolchainConfig(config, getToolchainConfigs()); |
| createParseHeadersAndLayeringCheckWhitelist(config); |
| createStarlarkLooseHeadersWhitelist(config, "//..."); |
| config.append( |
| TestConstants.TOOLS_REPOSITORY_SCRATCH + "tools/cpp/BUILD", |
| "alias(name='host_xcodes',actual='@local_config_xcode//:host_xcodes')"); |
| } |
| |
| @Override |
| public Label getMockCrosstoolLabel() { |
| return Label.parseCanonicalUnchecked("@bazel_tools//tools/cpp:toolchain"); |
| } |
| |
| @Override |
| public String getMockCrosstoolPath() { |
| return "embedded_tools/tools/cpp/"; |
| } |
| |
| @Override |
| public Predicate<String> labelNameFilter() { |
| return BazelMockCcSupport::isNotCcLabel; |
| } |
| |
| @Override |
| protected boolean shouldUseRealFileSystemCrosstool() { |
| // TODO(b/195425240): Workaround for lack of real-filesystem support. |
| return false; |
| } |
| |
| private static ImmutableList<CcToolchainConfig> getToolchainConfigs() { |
| ImmutableList.Builder<CcToolchainConfig> result = ImmutableList.builder(); |
| |
| // Different from CcToolchainConfig.getDefault.... |
| result.add(CcToolchainConfig.builder().build()); |
| |
| if (OS.getCurrent() == OS.DARWIN) { |
| result.add(CcToolchainConfig.getCcToolchainConfigForCpu("darwin_x86_64")); |
| result.add(CcToolchainConfig.getCcToolchainConfigForCpu("darwin_arm64")); |
| } |
| |
| if (System.getProperty("os.arch").equals("s390x")) { |
| result.add(CcToolchainConfig.getCcToolchainConfigForCpu("s390x")); |
| } |
| return result.build(); |
| } |
| } |