/*
* Copyright 2017-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.model.MacroException;
import com.facebook.buck.parser.NoSuchBuildTargetException;
import com.facebook.buck.rules.BuildRule;
import com.facebook.buck.rules.BuildRuleResolver;
import com.facebook.buck.rules.macros.LocationMacro;
import com.facebook.buck.rules.macros.LocationMacroExpander;
public class CxxLocationMacroExpander extends LocationMacroExpander {
private final CxxPlatform platform;
CxxLocationMacroExpander(CxxPlatform platform) {
this.platform = platform;
}
@Override
protected BuildRule resolve(BuildRuleResolver resolver, LocationMacro input)
throws MacroException {
BuildRule rule = super.resolve(resolver, input);
if (rule instanceof CxxGenrule) {
try {
rule =
resolver.requireRule(rule.getBuildTarget().withAppendedFlavors(platform.getFlavor()));
} catch (NoSuchBuildTargetException e) {
throw new MacroException(e.getMessage(), e);
}
}
return rule;
}
}