| // Copyright 2014 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.objc; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable; |
| import com.google.devtools.build.lib.rules.apple.AppleConfiguration; |
| import com.google.devtools.build.lib.rules.apple.ApplePlatform; |
| import com.google.devtools.build.lib.starlarkbuildapi.apple.AppleToolchainApi; |
| |
| /** |
| * Utility class for resolving items for the Apple toolchain (such as common tool flags, and paths). |
| */ |
| @Immutable |
| public class AppleToolchain implements AppleToolchainApi<AppleConfiguration> { |
| |
| // These next two strings are shared secrets with the xcrunwrapper.sh to allow |
| // expansion of DeveloperDir and SDKRoot and runtime, since they aren't known |
| // until compile time on any given build machine. |
| private static final String DEVELOPER_DIR = "__BAZEL_XCODE_DEVELOPER_DIR__"; |
| private static final String SDKROOT_DIR = "__BAZEL_XCODE_SDKROOT__"; |
| |
| // These two paths are framework paths relative to SDKROOT. |
| @VisibleForTesting |
| public static final String DEVELOPER_FRAMEWORK_PATH = "/Developer/Library/Frameworks"; |
| @VisibleForTesting |
| public static final String SYSTEM_FRAMEWORK_PATH = "/System/Library/Frameworks"; |
| |
| /** Returns the platform directory inside of Xcode for a platform name. */ |
| public static String platformDir(String platformName) { |
| return developerDir() + "/Platforms/" + platformName + ".platform"; |
| } |
| |
| /** |
| * Returns the platform directory inside of Xcode for a given configuration. |
| */ |
| public static String sdkDir() { |
| return SDKROOT_DIR; |
| } |
| |
| /** |
| * Returns the Developer directory inside of Xcode for a given configuration. |
| */ |
| public static String developerDir() { |
| return DEVELOPER_DIR; |
| } |
| |
| /** |
| * Returns the platform frameworks directory inside of Xcode for a given {@link ApplePlatform}. |
| */ |
| public static String platformDeveloperFrameworkDir(ApplePlatform platform) { |
| String platformDir = platformDir(platform.getNameInPlist()); |
| return platformDir + "/Developer/Library/Frameworks"; |
| } |
| |
| @Override |
| public boolean isImmutable() { |
| return true; // immutable and Starlark-hashable |
| } |
| |
| /** |
| * Returns the platform directory inside of Xcode for a given configuration. |
| */ |
| @Override |
| public String sdkDirConstant() { |
| return sdkDir(); |
| } |
| |
| /** |
| * Returns the Developer directory inside of Xcode for a given configuration. |
| */ |
| @Override |
| public String developerDirConstant() { |
| return developerDir(); |
| } |
| |
| /** |
| * Returns the platform frameworks directory inside of Xcode for a given configuration. |
| */ |
| @Override |
| public String platformFrameworkDirFromConfig(AppleConfiguration configuration) { |
| return platformDeveloperFrameworkDir(configuration.getSingleArchPlatform()); |
| } |
| } |