/*
 * Copyright 2016-present Facebook, Inc.
 *
 * 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.facebook.buck.cxx;

import com.facebook.buck.model.Flavor;
import com.google.common.hash.Hashing;

import java.nio.charset.StandardCharsets;

public class CxxFlavorSanitizer {
  private CxxFlavorSanitizer() {
  }

  public static String sanitize(String name) {
    // The hash prevents collisions between "an/example.c", "an_example.c" etc.
    return Flavor.replaceInvalidCharacters(name) +
        Hashing.murmur3_32().hashString(name, StandardCharsets.UTF_8);
  }
}

@@ -752,16 +752,44 @@
 harsets;
+%0Aimport java.nio.file.Paths;
 %0A%0Apublic
@@ -901,16 +901,80 @@
 name) %7B%0A
+    String fileName = Paths.get(name).getFileName().toString();%0A
     // T
@@ -1088,17 +1088,21 @@
 racters(
-n
+fileN
 ame) +%0A 

Use shorter flavor names for cxx rules