1    :  // Copyright 2012 Google Inc.
   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    :  #ifndef SYZYGY_GRINDER_GRINDER_APP_H_
  15    :  #define SYZYGY_GRINDER_GRINDER_APP_H_
  16    :  
  17    :  #include "base/file_path.h"
  18    :  #include "syzygy/common/application.h"
  19    :  #include "syzygy/grinder/grinder.h"
  20    :  
  21  m :  namespace grinder {
  22    :  
  23    :  // The application class that takes care of running Grinder over a set of
  24    :  // profiler trace files.
  25  m :  class GrinderApp : public common::AppImplBase {
  26  m :   public:
  27  m :    GrinderApp();
  28    :  
  29    :    // The mode of processing we are performing.
  30  m :    enum Mode {
  31  m :      kProfile,
  32  m :      kCoverage,
  33  m :    };
  34    :  
  35    :    // @name Implementation of the AppImplbase interface.
  36    :    // @{
  37  m :    bool ParseCommandLine(const CommandLine* command_line);
  38  m :    int Run();
  39    :    // @}
  40    :  
  41    :    // @name Utility functions
  42    :    // @{
  43  m :    void PrintUsage(const FilePath& program,
  44  m :                    const base::StringPiece& message);
  45    :    // @}
  46    :  
  47  m :   protected:
  48    :    // If @p path is an existing file, stores it in trace_files_, otherwise
  49    :    // expands it to the files it references and stores in trace_files_.
  50    :    // @returns true if path is an existing file, or a pattern that references
  51    :    //     one or more files.
  52  m :    bool ExpandArgument(const FilePath& path);
  53    :  
  54  m :    std::vector<FilePath> trace_files_;
  55  m :    FilePath output_file_;
  56  m :    Mode mode_;
  57  m :    scoped_ptr<GrinderInterface> grinder_;
  58  m :  };
  59    :  
  60  m :  }  // namespace grinder
  61    :  
  62    :  #endif  // SYZYGY_GRINDER_GRINDER_APP_H_