00001 /* Init class declaration. 00002 Copyright (C) 2001-2008 Roberto Bagnara <bagnara@cs.unipr.it> 00003 00004 This file is part of the Parma Polyhedra Library (PPL). 00005 00006 The PPL is free software; you can redistribute it and/or modify it 00007 under the terms of the GNU General Public License as published by the 00008 Free Software Foundation; either version 3 of the License, or (at your 00009 option) any later version. 00010 00011 The PPL is distributed in the hope that it will be useful, but WITHOUT 00012 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00013 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 00014 for more details. 00015 00016 You should have received a copy of the GNU General Public License 00017 along with this program; if not, write to the Free Software Foundation, 00018 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA. 00019 00020 For the most up-to-date information see the Parma Polyhedra Library 00021 site: http://www.cs.unipr.it/ppl/ . */ 00022 00023 #ifndef PPL_Init_defs_hh 00024 #define PPL_Init_defs_hh 1 00025 00026 #include "Init.types.hh" 00027 #include "fpu.types.hh" 00028 00029 namespace Parma_Polyhedra_Library { 00030 00039 void set_rounding_for_PPL(); 00040 00049 void restore_pre_PPL_rounding(); 00050 00051 } // namespace Parma_Polyhedra_Library 00052 00053 #ifdef PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS 00055 00065 #endif // defined(PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS) 00066 class Parma_Polyhedra_Library::Init { 00067 public: 00069 Init(); 00070 00072 ~Init(); 00073 00074 private: 00076 static unsigned int count; 00077 static fpu_rounding_direction_type old_rounding_direction; 00078 00079 friend void set_rounding_for_PPL(); 00080 friend void restore_pre_PPL_rounding(); 00081 }; 00082 00083 #include "Init.inlines.hh" 00084 00085 00086 #endif // !defined(PPL_Init_defs_hh)