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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.rules.cpp;
import com.google.common.base.Function;
import com.google.devtools.build.lib.analysis.TransitiveInfoCollection;
import com.google.devtools.build.lib.analysis.TransitiveInfoProvider;
import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
import com.google.devtools.build.lib.rules.cpp.CcLinkParamsStore.CcLinkParamsStoreImpl;
/**
* A target that provides C linker parameters.
*/
@Immutable
public final class CcLinkParamsProvider implements TransitiveInfoProvider {
public static final Function<TransitiveInfoCollection, CcLinkParamsStore> TO_LINK_PARAMS =
new Function<TransitiveInfoCollection, CcLinkParamsStore>() {
@Override
public CcLinkParamsStore apply(TransitiveInfoCollection input) {
CcLinkParamsProvider provider = input.getProvider(
CcLinkParamsProvider.class);
return provider == null ? null : provider.getCcLinkParamsStore();
}
};
private final CcLinkParamsStoreImpl store;
public CcLinkParamsProvider(CcLinkParamsStore store) {
this.store = new CcLinkParamsStoreImpl(store);
}
/** Returns the link params store. */
public CcLinkParamsStore getCcLinkParamsStore() {
return store;
}
/**
* Returns link parameters given static / shared linking settings.
*/
public CcLinkParams getCcLinkParams(boolean linkingStatically, boolean linkShared) {
return store.get(linkingStatically, linkShared);
}
}
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