| // 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.rules.platform; |
| |
| import com.google.devtools.build.lib.analysis.TemplateVariableInfo; |
| import com.google.devtools.build.lib.analysis.platform.ToolchainInfo; |
| import com.google.devtools.build.lib.packages.Provider; |
| import com.google.devtools.build.lib.skylarkinterface.SkylarkCallable; |
| import com.google.devtools.build.lib.skylarkinterface.SkylarkModule; |
| import com.google.devtools.build.lib.syntax.SkylarkSignatureProcessor; |
| |
| /** Skylark namespace used to interact with the platform APIs. */ |
| @SkylarkModule( |
| name = "platform_common", |
| doc = "Functions for Skylark to interact with the platform APIs." |
| ) |
| public class PlatformCommon { |
| |
| @SkylarkCallable( |
| name = TemplateVariableInfo.SKYLARK_NAME, |
| doc = "The provider used to retrieve the provider that contains the template variables " |
| + "defined by a particular toolchain, for example by calling " |
| + "ctx.attr._cc_toolchain[platform_common.TemplateVariableInfo].make_variables[<name>]", |
| structField = true |
| ) |
| public Provider getMakeVariableProvider() { |
| return TemplateVariableInfo.PROVIDER; |
| } |
| |
| @SkylarkCallable( |
| name = ToolchainInfo.SKYLARK_NAME, |
| doc = |
| "The provider constructor for ToolchainInfo. The constructor takes the type of the " |
| + "toolchain, and a map of the toolchain's data.", |
| structField = true |
| ) |
| public Provider getToolchainInfoConstructor() { |
| return ToolchainInfo.PROVIDER; |
| } |
| |
| static { |
| SkylarkSignatureProcessor.configureSkylarkFunctions(PlatformCommon.class); |
| } |
| } |