| /* |
| * Copyright 2014-present Facebook, Inc. |
| * |
| * 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.facebook.buck.cxx; |
| |
| import com.facebook.buck.rules.AbstractBuildRule; |
| import com.facebook.buck.rules.BuildContext; |
| import com.facebook.buck.rules.BuildRuleParams; |
| import com.facebook.buck.rules.BuildableContext; |
| import com.facebook.buck.rules.RuleKey; |
| import com.facebook.buck.rules.SourcePath; |
| import com.facebook.buck.rules.SourcePathResolver; |
| import com.facebook.buck.step.Step; |
| import com.facebook.buck.step.fs.MkdirStep; |
| import com.google.common.collect.ImmutableCollection; |
| import com.google.common.collect.ImmutableList; |
| |
| import java.nio.file.Path; |
| |
| public class CxxLink extends AbstractBuildRule { |
| |
| private final Tool linker; |
| private final Path output; |
| private final ImmutableList<SourcePath> inputs; |
| private final ImmutableList<String> args; |
| |
| public CxxLink( |
| BuildRuleParams params, |
| SourcePathResolver resolver, |
| Tool linker, |
| Path output, |
| ImmutableList<SourcePath> inputs, |
| ImmutableList<String> args) { |
| super(params, resolver); |
| this.linker = linker; |
| this.output = output; |
| this.inputs = inputs; |
| this.args = args; |
| } |
| |
| @Override |
| protected ImmutableCollection<Path> getInputsToCompareToOutput() { |
| return getResolver().filterInputsToCompareToOutput(inputs); |
| } |
| |
| @Override |
| protected RuleKey.Builder appendDetailsToRuleKey(RuleKey.Builder builder) { |
| return builder |
| .setReflectively("linker", linker) |
| .setReflectively("output", output.toString()) |
| .setReflectively("args", args); |
| } |
| |
| @Override |
| public ImmutableList<Step> getBuildSteps( |
| BuildContext context, BuildableContext buildableContext) { |
| buildableContext.recordArtifact(output); |
| return ImmutableList.of( |
| new MkdirStep(output.getParent()), |
| new CxxLinkStep( |
| linker.getCommandPrefix(getResolver()), |
| output, |
| args)); |
| } |
| |
| @Override |
| public Path getPathToOutputFile() { |
| return output; |
| } |
| |
| public Tool getLinker() { |
| return linker; |
| } |
| |
| public Path getOutput() { |
| return output; |
| } |
| |
| public ImmutableList<String> getArgs() { |
| return args; |
| } |
| |
| } |