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// 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.bazel.rules;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.devtools.build.lib.analysis.config.BuildConfiguration.Fragment;
import com.google.devtools.build.lib.analysis.config.BuildOptions;
import com.google.devtools.build.lib.analysis.config.ConfigurationEnvironment;
import com.google.devtools.build.lib.analysis.config.ConfigurationFragmentFactory;
import com.google.devtools.build.lib.analysis.config.FragmentOptions;
import com.google.devtools.build.lib.analysis.config.InvalidConfigurationException;
import com.google.devtools.build.lib.util.OS;
import com.google.devtools.build.lib.vfs.PathFragment;
/**
* Bazel-specific configuration fragment.
*/
public class BazelConfiguration extends Fragment {
/**
* Loader for Bazel-specific settings.
*/
public static class Loader implements ConfigurationFragmentFactory {
@Override
public Fragment create(ConfigurationEnvironment env, BuildOptions buildOptions)
throws InvalidConfigurationException {
return new BazelConfiguration();
}
@Override
public Class<? extends Fragment> creates() {
return BazelConfiguration.class;
}
@Override
public ImmutableSet<Class<? extends FragmentOptions>> requiredOptions() {
return ImmutableSet.of();
}
}
public BazelConfiguration() {
}
@Override
public void defineExecutables(ImmutableMap.Builder<String, PathFragment> builder) {
if (OS.getCurrent() == OS.WINDOWS) {
String path = System.getenv("BAZEL_SH");
if (path != null) {
builder.put("sh", new PathFragment(path));
return;
}
}
builder.put("sh", new PathFragment("/bin/bash"));
}
@Override
public void setupShellEnvironment(ImmutableMap.Builder<String, String> builder) {
String path = System.getenv("PATH");
builder.put("PATH", path == null ? ":/bin:/usr/bin" : path);
String tmpdir = System.getenv("TMPDIR");
if (tmpdir != null) {
builder.put("TMPDIR", tmpdir);
}
}
}
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