Init_defs.hh

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/* Init class declaration.
   Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
   Copyright (C) 2010-2016 BUGSENG srl (http://bugseng.com)

This file is part of the Parma Polyhedra Library (PPL).

The PPL 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.

The PPL 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 02111-1307, USA.

For the most up-to-date information see the Parma Polyhedra Library
site: http://bugseng.com/products/ppl/ . */

#ifndef PPL_Init_defs_hh
#define PPL_Init_defs_hh 1

#include "Init_types.hh"
#include "fpu_types.hh"

namespace Parma_Polyhedra_Library {

void set_rounding_for_PPL();

void restore_pre_PPL_rounding();

} // namespace Parma_Polyhedra_Library

#ifdef PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS

#endif // defined(PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS)
class Parma_Polyhedra_Library::Init {
public:
  Init();

  ~Init();

private:
  static const unsigned DEFAULT_IRRATIONAL_PRECISION = 128U;

  static unsigned int count;
  static fpu_rounding_direction_type old_rounding_direction;

  friend void set_rounding_for_PPL();
  friend void restore_pre_PPL_rounding();
};

#include "Init_inlines.hh"


#endif // !defined(PPL_Init_defs_hh)