1    :  // Copyright 2012 Google Inc. All Rights Reserved.
   2    :  //
   3    :  // Licensed under the Apache License, Version 2.0 (the "License");
   4    :  // you may not use this file except in compliance with the License.
   5    :  // You may obtain a copy of the License at
   6    :  //
   7    :  //     http://www.apache.org/licenses/LICENSE-2.0
   8    :  //
   9    :  // Unless required by applicable law or agreed to in writing, software
  10    :  // distributed under the License is distributed on an "AS IS" BASIS,
  11    :  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12    :  // See the License for the specific language governing permissions and
  13    :  // limitations under the License.
  14    :  //
  15    :  // Declares a partial BlockGraphOrdererInterface that provides an implementation
  16    :  // for the 'name' member function.
  17    :  
  18    :  #ifndef SYZYGY_BLOCK_GRAPH_ORDERERS_NAMED_ORDERER_H_
  19    :  #define SYZYGY_BLOCK_GRAPH_ORDERERS_NAMED_ORDERER_H_
  20    :  
  21    :  #include "syzygy/block_graph/orderer.h"
  22    :  
  23    :  namespace block_graph {
  24    :  namespace orderers {
  25    :  
  26    :  // Implements the 'name' member function of BlockGraphOrdererInterface.
  27    :  // The user must define the static variable:
  28    :  //
  29    :  //   const char DerivedType::kOrdererName[];
  30    :  //
  31    :  // @tparam DerivedType the type of the derived class.
  32    :  template<class DerivedType>
  33    :  class NamedOrdererImpl : public BlockGraphOrdererInterface {
  34    :   public:
  35    :    // Gets the name of this orderer.
  36    :    //
  37    :    // @returns the name of this orderer.
  38  E :    virtual const char* name() const override {
  39  E :      return DerivedType::kOrdererName;
  40  E :    }
  41    :  };
  42    :  
  43    :  }  // namespace orderers
  44    :  }  // namespace block_graph
  45    :  
  46    :  #endif  // SYZYGY_BLOCK_GRAPH_ORDERERS_NAMED_ORDERER_H_