| // 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.rules.cpp; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.docgen.annot.DocCategory; |
| import com.google.devtools.build.lib.actions.Artifact; |
| import com.google.devtools.build.lib.analysis.RuleConfiguredTargetBuilder; |
| import com.google.devtools.build.lib.analysis.RuleContext; |
| import com.google.devtools.build.lib.analysis.starlark.StarlarkApiProvider; |
| import com.google.devtools.build.lib.collect.nestedset.Depset; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSet; |
| import com.google.devtools.build.lib.starlarkbuildapi.cpp.CcStarlarkApiProviderApi; |
| import net.starlark.java.annot.StarlarkBuiltin; |
| import net.starlark.java.eval.StarlarkValue; |
| |
| /** |
| * A class that exposes the C++ providers to Starlark. It is intended to provide a simple and stable |
| * interface for Starlark users. |
| */ |
| @StarlarkBuiltin( |
| name = "CcStarlarkApiProvider", |
| category = DocCategory.PROVIDER, |
| doc = |
| "Provides access to information about C++ rules. Every C++-related target provides this" |
| + " struct, accessible as a <code>cc</code> field on <a" |
| + " href=\"Target.html\">target</a>.") |
| public final class CcStarlarkApiProvider extends StarlarkApiProvider |
| implements CcStarlarkApiProviderApi<Artifact>, StarlarkValue { |
| /** The name of the field in Starlark used to access this class. */ |
| public static final String NAME = "cc"; |
| |
| public static void maybeAdd(RuleContext ruleContext, RuleConfiguredTargetBuilder builder) { |
| if (ruleContext.getFragment(CppConfiguration.class).enableLegacyCcProvider()) { |
| builder.addStarlarkTransitiveInfo(NAME, new CcStarlarkApiProvider()); |
| } |
| } |
| |
| @Override |
| public Depset /*<Artifact>*/ getTransitiveHeadersForStarlark() { |
| return CcStarlarkApiInfo.getTransitiveHeadersForStarlark(getInfo().get(CcInfo.PROVIDER)); |
| } |
| |
| NestedSet<Artifact> getTransitiveHeaders() { |
| return CcStarlarkApiInfo.getTransitiveHeaders(getInfo().get(CcInfo.PROVIDER)); |
| } |
| |
| @Override |
| public Depset /*<Artifact>*/ getLibrariesForStarlark() { |
| return CcStarlarkApiInfo.getLibrariesForStarlark(getInfo().get(CcInfo.PROVIDER)); |
| } |
| |
| NestedSet<Artifact> getLibraries() { |
| return CcStarlarkApiInfo.getLibraries(getInfo().get(CcInfo.PROVIDER)); |
| } |
| |
| @Override |
| public ImmutableList<String> getLinkopts() { |
| return CcStarlarkApiInfo.getLinkopts(getInfo().get(CcInfo.PROVIDER)); |
| } |
| |
| @Override |
| public ImmutableList<String> getDefines() { |
| CcCompilationContext ccCompilationContext = |
| getInfo().get(CcInfo.PROVIDER).getCcCompilationContext(); |
| return ccCompilationContext == null |
| ? ImmutableList.<String>of() |
| : ccCompilationContext.getDefines(); |
| } |
| |
| @Override |
| public ImmutableList<String> getSystemIncludeDirs() { |
| return CcStarlarkApiInfo.getSystemIncludeDirs(getInfo().get(CcInfo.PROVIDER)); |
| } |
| |
| @Override |
| public ImmutableList<String> getIncludeDirs() { |
| return CcStarlarkApiInfo.getIncludeDirs(getInfo().get(CcInfo.PROVIDER)); |
| } |
| |
| @Override |
| public ImmutableList<String> getQuoteIncludeDirs() { |
| return CcStarlarkApiInfo.getQuoteIncludeDirs(getInfo().get(CcInfo.PROVIDER)); |
| } |
| |
| @Override |
| public ImmutableList<String> getCcFlags() { |
| return CcStarlarkApiInfo.getCcFlags(getInfo().get(CcInfo.PROVIDER)); |
| } |
| } |