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// 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 java.io.IOException;
/**
* Bazel implementation of {@link MockCcSupport}
*/
public final class BazelMockCcSupport extends MockCcSupport {
public static final BazelMockCcSupport INSTANCE = new BazelMockCcSupport();
private static final String MOCK_CROSSTOOL_PATH =
"com/google/devtools/build/lib/analysis/mock/MOCK_CROSSTOOL";
/** Filter to remove implicit dependencies of C/C++ rules. */
private static final Predicate<String> CC_LABEL_NAME_FILTER =
new Predicate<String>() {
@Override
public boolean apply(String label) {
return !label.startsWith("@blaze_tools//tools/cpp/stl")
&& !label.startsWith("@blaze_tools//tools/cpp/link_dynamic_library");
}
};
private BazelMockCcSupport() {}
private static final ImmutableList<String> CROSSTOOL_ARCHS =
ImmutableList.of("piii", "k8", "armeabi-v7a", "ppc");
protected static void createBasePackage(MockToolsConfig config) throws IOException {
config.create(
"base/BUILD",
"package(default_visibility=['//visibility:public'])",
"cc_library(name = 'system_malloc', linkstatic = 1)",
"cc_library(name = 'base', srcs=['timestamp.h'])");
if (config.isRealFileSystem()) {
config.linkTool("base/timestamp.h");
} else {
config.create("base/timestamp.h", "");
}
}
@Override
protected String getRealFilesystemCrosstoolTopPath() {
assert false;
return null;
}
@Override
protected String[] getRealFilesystemTools(String crosstoolTop) {
assert false;
return null;
}
@Override
protected ImmutableList<String> getCrosstoolArchs() {
return CROSSTOOL_ARCHS;
}
@Override
public void setup(MockToolsConfig config) throws IOException {
config.create(
"/bazel_tools_workspace/tools/cpp/BUILD",
"package(default_visibility=['//visibility:public'])",
"toolchain_type(name = 'toolchain_type')",
"cc_library(name = 'stl')",
"cc_library(name = 'malloc')",
"cc_toolchain_suite(",
" name = 'toolchain',",
" toolchains = {",
" 'local|compiler': ':cc-compiler-local',",
" 'k8|compiler': ':cc-compiler-k8',",
" 'piii|compiler': ':cc-compiler-piii',",
" 'darwin|compiler': ':cc-compiler-darwin',",
" 'ios_x86_64|compiler': ':cc-compiler-ios_x86_64',",
" 'armeabi-v7a|compiler': ':cc-compiler-armeabi-v7a',",
" 'x64_windows|windows_msys64': ':cc-compiler-x64_windows',",
" 'ppc|compiler': ':cc-compiler-ppc',",
" })",
"cc_toolchain(name = 'cc-compiler-k8', all_files = ':empty', compiler_files = ':empty',",
" cpu = 'local', dwp_files = ':empty', dynamic_runtime_libs = [':empty'], ",
" linker_files = ':empty',",
" module_map = 'crosstool.cppmap', supports_header_parsing = 1,",
" objcopy_files = ':empty', static_runtime_libs = [':empty'], strip_files = ':empty',",
")",
"cc_toolchain(name = 'cc-compiler-ppc', all_files = ':empty', compiler_files = ':empty',",
" cpu = 'ppc', dwp_files = ':empty', dynamic_runtime_libs = [':empty'], ",
" linker_files = ':empty',",
" module_map = 'crosstool.cppmap', supports_header_parsing = 1,",
" objcopy_files = ':empty', static_runtime_libs = [':empty'], strip_files = ':empty',",
")",
"cc_toolchain(name = 'cc-compiler-piii', all_files = ':empty', compiler_files = ':empty',",
" cpu = 'local', dwp_files = ':empty', dynamic_runtime_libs = [':empty'], ",
" linker_files = ':empty',",
" module_map = 'crosstool.cppmap', supports_header_parsing = 1,",
" objcopy_files = ':empty', static_runtime_libs = [':empty'], strip_files = ':empty',",
")",
"cc_toolchain(name = 'cc-compiler-darwin', all_files = ':empty', ",
" compiler_files = ':empty',",
" cpu = 'local', dwp_files = ':empty', dynamic_runtime_libs = [':empty'], ",
" linker_files = ':empty',",
" module_map = 'crosstool.cppmap', supports_header_parsing = 1,",
" objcopy_files = ':empty', static_runtime_libs = [':empty'], strip_files = ':empty',",
")",
"cc_toolchain(name = 'cc-compiler-ios_x86_64', all_files = ':empty', ",
" compiler_files = ':empty',",
" cpu = 'local', dwp_files = ':empty', dynamic_runtime_libs = [':empty'], ",
" linker_files = ':empty',",
" module_map = 'crosstool.cppmap', supports_header_parsing = 1,",
" objcopy_files = ':empty', static_runtime_libs = [':empty'], strip_files = ':empty',",
")",
"cc_toolchain(name = 'cc-compiler-armeabi-v7a', all_files = ':empty', ",
" compiler_files = ':empty',",
" cpu = 'local', dwp_files = ':empty', dynamic_runtime_libs = [':empty'], ",
" linker_files = ':empty',",
" module_map = 'crosstool.cppmap', supports_header_parsing = 1,",
" objcopy_files = ':empty', static_runtime_libs = [':empty'], strip_files = ':empty',",
")",
"cc_toolchain(name = 'cc-compiler-x64_windows', all_files = ':empty', ",
" compiler_files = ':empty',",
" cpu = 'local', dwp_files = ':empty', dynamic_runtime_libs = [':empty'], ",
" linker_files = ':empty',",
" module_map = 'crosstool.cppmap', supports_header_parsing = 1,",
" objcopy_files = ':empty', static_runtime_libs = [':empty'], strip_files = ':empty',",
")",
"filegroup(",
" name = 'interface_library_builder',",
" srcs = ['build_interface_so'],",
")",
"filegroup(",
" name = 'link_dynamic_library',",
" srcs = ['link_dynamic_library.sh'],",
")");
config.create(
"/bazel_tools_workspace/tools/cpp/CROSSTOOL",
readCrosstoolFile());
if (config.isRealFileSystem()) {
config.linkTool("tools/cpp/link_dynamic_library.sh");
} else {
config.create("tools/cpp/link_dynamic_library.sh", "");
}
MockObjcSupport.setup(config);
}
@Override
public String getMockCrosstoolVersion() {
return "gcc-4.4.0-glibc-2.3.6";
}
@Override
public Label getMockCrosstoolLabel() {
return Label.parseAbsoluteUnchecked("@bazel_tools//tools/cpp:toolchain");
}
@Override
public String readCrosstoolFile() throws IOException {
return ResourceLoader.readFromResources(MOCK_CROSSTOOL_PATH);
}
@Override
public String getMockLibcPath() {
return "tools/cpp/libc";
}
@Override
public String getMockCrosstoolPath() {
return "/bazel_tools_workspace/tools/cpp/";
}
@Override
public Predicate<String> labelNameFilter() {
return CC_LABEL_NAME_FILTER;
}
}
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