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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.rules.cpp;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Iterables;
import com.google.devtools.build.lib.actions.ActionExecutionContext;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.actions.EmptyRunfilesSupplier;
import com.google.devtools.build.lib.actions.ExecException;
import com.google.devtools.build.lib.actions.ExecutionStrategy;
import com.google.devtools.build.lib.actions.SimpleSpawn;
import com.google.devtools.build.lib.actions.Spawn;
import com.google.devtools.build.lib.actions.SpawnActionContext;
import com.google.devtools.build.lib.actions.SpawnResult;
import com.google.devtools.build.lib.actions.UserExecException;
import java.util.Set;
/**
* A context for C++ compilation that calls into a {@link SpawnActionContext}.
*/
@ExecutionStrategy(
contextType = CppCompileActionContext.class,
name = {"spawn"}
)
public class SpawnGccStrategy implements CppCompileActionContext {
@Override
public Iterable<Artifact> findAdditionalInputs(
CppCompileAction action,
ActionExecutionContext actionExecutionContext,
IncludeProcessing includeProcessing)
throws ExecException, InterruptedException {
return null;
}
@Override
public CppCompileActionResult execWithReply(
CppCompileAction action, ActionExecutionContext actionExecutionContext)
throws ExecException, InterruptedException {
if (action.getDotdFile() != null && action.getDotdFile().artifact() == null) {
throw new UserExecException("cannot execute remotely or locally: "
+ action.getPrimaryInput().getExecPathString());
}
Iterable<Artifact> inputs = Iterables.concat(action.getInputs(), action.getAdditionalInputs());
Spawn spawn = new SimpleSpawn(
action,
ImmutableList.copyOf(action.getArgv()),
ImmutableMap.copyOf(action.getEnvironment()),
ImmutableMap.copyOf(action.getExecutionInfo()),
EmptyRunfilesSupplier.INSTANCE,
ImmutableList.<Artifact>copyOf(inputs),
/*tools=*/ImmutableList.<Artifact>of(),
/*filesetManifests=*/ImmutableList.<Artifact>of(),
action.getOutputs().asList(),
action.estimateResourceConsumptionLocal());
Set<SpawnResult> spawnResults =
actionExecutionContext
.getSpawnActionContext(action.getMnemonic())
.exec(spawn, actionExecutionContext);
return CppCompileActionResult.builder().setSpawnResults(spawnResults).build();
}
}
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