| // Copyright 2020 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.packages; |
| |
| import com.google.auto.value.AutoValue; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.devtools.build.lib.cmdline.Label; |
| import com.google.devtools.build.lib.starlarkbuildapi.ExecGroupApi; |
| import java.util.Set; |
| |
| /** Resolves the appropriate toolchains for the given parameters. */ |
| @AutoValue |
| public abstract class ExecGroup implements ExecGroupApi { |
| |
| // An exec group that inherits requirements from the rule. |
| public static final ExecGroup COPY_FROM_RULE_EXEC_GROUP = |
| createCopied(ImmutableSet.of(), ImmutableSet.of()); |
| |
| // Create an exec group that is marked as copying from the rule. |
| public static ExecGroup createCopied( |
| Set<Label> requiredToolchains, Set<Label> execCompatibleWith) { |
| return create(requiredToolchains, execCompatibleWith, /* copyFromRule= */ true); |
| } |
| |
| // Create an exec group. |
| public static ExecGroup create(Set<Label> requiredToolchains, Set<Label> execCompatibleWith) { |
| return create(requiredToolchains, execCompatibleWith, /* copyFromRule= */ false); |
| } |
| |
| private static ExecGroup create( |
| Set<Label> requiredToolchains, Set<Label> execCompatibleWith, boolean copyFromRule) { |
| return new AutoValue_ExecGroup( |
| ImmutableSet.copyOf(requiredToolchains), |
| ImmutableSet.copyOf(execCompatibleWith), |
| copyFromRule); |
| } |
| |
| public abstract ImmutableSet<Label> requiredToolchains(); |
| |
| public abstract ImmutableSet<Label> execCompatibleWith(); |
| |
| public abstract boolean copyFromRule(); |
| } |