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// cref.h -- cross reference reports for gold   -*- C++ -*-

// Copyright 2008 Free Software Foundation, Inc.

// Written by Ian Lance Taylor <iant@google.com>.

// This file is part of gold.

// This program is free software; you can redistribute it and/or modify

// it under the terms of the GNU General Public License as published by

// the Free Software Foundation; either version 3 of the License, or

// (at your option) any later version.

// This program is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License

// along with this program; if not, write to the Free Software

// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,

// MA 02110-1301, USA.

#ifndef GOLD_CREF_H

#define GOLD_CREF_H

namespace gold

{

class Object;

class Archive;

class Cref_inputs;

// This class collects data for cross reference and other reporting.

class Cref

{

 public:

  Cref()

    : inputs_(NULL)

  { }

  // Record an input object file.  This is called for each object file

  // in the order in which it is processed.

  void

  add_object(Object*);

  // Start recording an input archive.  This is called for each

  // archive in the order in which it appears on the command line.  A

  // call to add_archive_start precedes calls to add_object for each

  // object included from the archive.

  void

  add_archive_start(Archive*);

  // Finish recording an input archive.  This is called after

  // add_object has been called for each object included from the

  // archive.

  void

  add_archive_stop(Archive*);

  // Print symbol counts.

  void

  print_symbol_counts(const Symbol_table*) const;

 private:

  void

  need_inputs();

  Cref_inputs* inputs_;

};

} // End namespace gold.

#endif // !defined(GOLD_CREF_H)