1 files changed, 51 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/rules/cpp/TransitiveLipoInfoProvider.java b/src/main/java/com/google/devtools/build/lib/rules/cpp/TransitiveLipoInfoProvider.java
new file mode 100644
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+++ b/src/main/java/com/google/devtools/build/lib/rules/cpp/TransitiveLipoInfoProvider.java
@@ -0,0 +1,51 @@
+// Copyright 2014 Google Inc. 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.cpp;
+
+import com.google.devtools.build.lib.analysis.TransitiveInfoProvider;
+import com.google.devtools.build.lib.collect.nestedset.NestedSet;
+import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder;
+import com.google.devtools.build.lib.collect.nestedset.Order;
+import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
+
+/**
+ * A target that can contribute profiling information to LIPO C++ compilations.
+ *
+ * <p>This is used in the LIPO context collector tree to collect data from the transitive
+ * closure of the :lipo_context_collector target. It is eventually passed to the configured
+ * targets in the target configuration through {@link LipoContextProvider}.
+ */
+@Immutable
+public final class TransitiveLipoInfoProvider implements TransitiveInfoProvider {
+  public static final TransitiveLipoInfoProvider EMPTY =
+      new TransitiveLipoInfoProvider(
+          NestedSetBuilder.<IncludeScannable>emptySet(Order.STABLE_ORDER));
+
+  private final NestedSet<IncludeScannable> includeScannables;
+
+  public TransitiveLipoInfoProvider(NestedSet<IncludeScannable> includeScannables) {
+    this.includeScannables = includeScannables;
+  }
+
+  /**
+   * Returns the include scannables in the transitive closure.
+   *
+   * <p>This is used for constructing the path fragment -> include scannable map in the
+   * LIPO-enabled target configuration.
+   */
+  public NestedSet<IncludeScannable> getTransitiveIncludeScannables() {
+    return includeScannables;
+  }
+}