// Copyright 2016 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.rules.apple.cpp; import com.google.common.annotations.VisibleForTesting; import com.google.common.collect.ImmutableMap; import com.google.devtools.build.lib.actions.Artifact; import com.google.devtools.build.lib.analysis.AnalysisUtils; import com.google.devtools.build.lib.analysis.RuleConfiguredTarget.Mode; import com.google.devtools.build.lib.analysis.RuleContext; import com.google.devtools.build.lib.collect.nestedset.NestedSet; import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder; import com.google.devtools.build.lib.rules.apple.AppleConfiguration; import com.google.devtools.build.lib.rules.apple.AppleToolchain; import com.google.devtools.build.lib.rules.apple.Platform; import com.google.devtools.build.lib.rules.cpp.CcToolchain; import com.google.devtools.build.lib.rules.cpp.CppConfiguration; import java.util.LinkedHashMap; import java.util.Map; /** * Implementation for apple_cc_toolchain rule. */ public class AppleCcToolchain extends CcToolchain { private static final String XCODE_VERSION_KEY = "xcode_version"; private static final String IOS_SDK_VERSION_KEY = "ios_sdk_version"; private static final String MACOS_SDK_VERSION_KEY = "macos_sdk_version"; private static final String TVOS_SDK_VERSION_KEY = "tvos_sdk_version"; private static final String WATCHOS_SDK_VERSION_KEY = "watchos_sdk_version"; public static final String SDK_DIR_KEY = "sdk_dir"; public static final String SDK_FRAMEWORK_DIR_KEY = "sdk_framework_dir"; public static final String PLATFORM_DEVELOPER_FRAMEWORK_DIR = "platform_developer_framework_dir"; public static final String VERSION_MIN_KEY = "version_min"; @VisibleForTesting public static final String XCODE_VERISON_OVERRIDE_VALUE_KEY = "xcode_version_override_value"; @VisibleForTesting public static final String APPLE_SDK_VERSION_OVERRIDE_VALUE_KEY = "apple_sdk_version_override_value"; @VisibleForTesting public static final String APPLE_SDK_PLATFORM_VALUE_KEY = "apple_sdk_platform_value"; @Override protected Map<String, String> getBuildVariables(RuleContext ruleContext) throws RuleErrorException { AppleConfiguration appleConfiguration = ruleContext.getFragment(AppleConfiguration.class); if (appleConfiguration.getXcodeVersion() == null) { ruleContext.throwWithRuleError("Xcode version must be specified to use an Apple CROSSTOOL"); } Platform platform = appleConfiguration.getSingleArchPlatform(); Map<String, String> appleEnv = getEnvironmentBuildVariables(ruleContext); return ImmutableMap.<String, String>builder() .put( XCODE_VERSION_KEY, appleConfiguration.getXcodeVersion() .toStringWithMinimumComponents(2)) .put( IOS_SDK_VERSION_KEY, appleConfiguration.getSdkVersionForPlatform(Platform.IOS_SIMULATOR) .toStringWithMinimumComponents(2)) .put( MACOS_SDK_VERSION_KEY, appleConfiguration.getSdkVersionForPlatform(Platform.MACOS) .toStringWithMinimumComponents(2)) .put( TVOS_SDK_VERSION_KEY, appleConfiguration.getSdkVersionForPlatform(Platform.TVOS_SIMULATOR) .toStringWithMinimumComponents(2)) .put( WATCHOS_SDK_VERSION_KEY, appleConfiguration.getSdkVersionForPlatform(Platform.WATCHOS_SIMULATOR) .toStringWithMinimumComponents(2)) .put(SDK_DIR_KEY, AppleToolchain.sdkDir()) .put(SDK_FRAMEWORK_DIR_KEY, AppleToolchain.sdkFrameworkDir(platform, appleConfiguration)) .put( PLATFORM_DEVELOPER_FRAMEWORK_DIR, AppleToolchain.platformDeveloperFrameworkDir(appleConfiguration)) .put( XCODE_VERISON_OVERRIDE_VALUE_KEY, appleEnv.getOrDefault(AppleConfiguration.XCODE_VERSION_ENV_NAME, "")) .put( APPLE_SDK_VERSION_OVERRIDE_VALUE_KEY, appleEnv.getOrDefault(AppleConfiguration.APPLE_SDK_VERSION_ENV_NAME, "")) .put( APPLE_SDK_PLATFORM_VALUE_KEY, appleEnv.getOrDefault(AppleConfiguration.APPLE_SDK_PLATFORM_ENV_NAME, "")) .put(VERSION_MIN_KEY, appleConfiguration.getMinimumOsForPlatformType(platform.getType()).toString()) .build(); } @Override protected NestedSet<Artifact> fullInputsForLink( RuleContext ruleContext, NestedSet<Artifact> link) { return NestedSetBuilder.<Artifact>stableOrder() .addTransitive(link) .addTransitive(AnalysisUtils.getMiddlemanFor(ruleContext, ":libc_top", Mode.TARGET)) .build(); } private ImmutableMap<String, String> getEnvironmentBuildVariables(RuleContext ruleContext) { Map<String, String> builder = new LinkedHashMap<>(); CppConfiguration cppConfiguration = ruleContext.getFragment(CppConfiguration.class); AppleConfiguration appleConfiguration = ruleContext.getFragment(AppleConfiguration.class); builder.putAll(appleConfiguration.getAppleHostSystemEnv()); if (Platform.isApplePlatform(cppConfiguration.getTargetCpu())) { builder.putAll(appleConfiguration.appleTargetPlatformEnv( Platform.forTargetCpu(cppConfiguration.getTargetCpu()))); } return ImmutableMap.copyOf(builder); } }