1 files changed, 58 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/MakeVariableInfo.java b/src/main/java/com/google/devtools/build/lib/analysis/MakeVariableInfo.java
new file mode 100644
index 0000000000..d33af68995
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/analysis/MakeVariableInfo.java
@@ -0,0 +1,58 @@
+// Copyright 2016 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.analysis;
+
+import com.google.common.collect.ImmutableMap;
+import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
+import com.google.devtools.build.lib.packages.Info;
+import com.google.devtools.build.lib.packages.NativeProvider;
+import com.google.devtools.build.lib.skylarkinterface.SkylarkCallable;
+import com.google.devtools.build.lib.skylarkinterface.SkylarkModule;
+
+/** Provides access to make variables from the current fragments. */
+@SkylarkModule(name = "MakeVariables", doc = "Make variables exposed by the current target.")
+@Immutable
+public final class MakeVariableInfo extends Info {
+  public static final String SKYLARK_NAME = "MakeVariableInfo";
+
+  public static final NativeProvider<MakeVariableInfo> PROVIDER =
+      new NativeProvider<MakeVariableInfo>(MakeVariableInfo.class, SKYLARK_NAME) {};
+
+  private final ImmutableMap<String, String> makeVariables;
+
+  public MakeVariableInfo(ImmutableMap<String, String> makeVariables) {
+    super(PROVIDER, ImmutableMap.<String, Object>of());
+    this.makeVariables = makeVariables;
+  }
+
+  @SkylarkCallable(
+    name = "make_variables",
+    doc = "Returns the make variables defined by this target.",
+    structField = true
+  )
+  public ImmutableMap<String, String> getMakeVariables() {
+    return makeVariables;
+  }
+
+  @Override
+  public boolean equals(Object other) {
+    return other == this;
+  }
+
+  @Override
+  public int hashCode() {
+    return System.identityHashCode(this);
+  }
+}