| // Copyright 2017 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.sandbox; |
| |
| import com.google.devtools.build.lib.runtime.CommandEnvironment; |
| import com.google.devtools.build.lib.util.OsUtils; |
| import com.google.devtools.build.lib.vfs.Path; |
| |
| /** Utility functions for the {@code linux-sandbox} embedded tool. */ |
| public final class LinuxSandboxUtil { |
| private static final String LINUX_SANDBOX = "linux-sandbox" + OsUtils.executableExtension(); |
| |
| /** Returns whether using the {@code linux-sandbox} is supported in the command environment. */ |
| public static boolean isSupported(CommandEnvironment cmdEnv) { |
| // We can only use the linux-sandbox if the linux-sandbox exists in the embedded tools. |
| // This might not always be the case, e.g. while bootstrapping. |
| return getLinuxSandbox(cmdEnv) != null; |
| } |
| |
| /** Returns the path of the {@code linux-sandbox} binary, or null if it doesn't exist. */ |
| public static Path getLinuxSandbox(CommandEnvironment cmdEnv) { |
| return cmdEnv.getBlazeWorkspace().getBinTools().getEmbeddedPath(LINUX_SANDBOX); |
| } |
| } |