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// common.h -- handle common symbols for gold   -*- C++ -*-

// Copyright 2006, 2007, 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_COMMON_H

#define GOLD_COMMON_H

#include "workqueue.h"

namespace gold

{

class Symbol_table;

// This task is used to allocate the common symbols.

class Allocate_commons_task : public Task

{

 public:

  Allocate_commons_task(Symbol_table* symtab, Layout* layout, Mapfile* mapfile,

                        Task_token* symtab_lock, Task_token* blocker)

    : symtab_(symtab), layout_(layout), mapfile_(mapfile),

      symtab_lock_(symtab_lock), blocker_(blocker)

  { }

  // The standard Task methods.

  Task_token*

  is_runnable();

  void

  locks(Task_locker*);

  void

  run(Workqueue*);

  std::string

  get_name() const

  { return "Allocate_commons_task"; }

 private:

  Symbol_table* symtab_;

  Layout* layout_;

  Mapfile* mapfile_;

  Task_token* symtab_lock_;

  Task_token* blocker_;

};

} // End namespace gold.

#endif // !defined(GOLD_COMMON_H)