mirror of https://github.com/CGAL/cgal
233 lines
7.4 KiB
C++
233 lines
7.4 KiB
C++
// Copyright (c) 1997-2004 Utrecht University (The Netherlands),
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// ETH Zurich (Switzerland), Freie Universitaet Berlin (Germany),
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// INRIA Sophia-Antipolis (France), Martin-Luther-University Halle-Wittenberg
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// (Germany), Max-Planck-Institute Saarbruecken (Germany), RISC Linz (Austria),
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// and Tel-Aviv University (Israel). All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; version 2.1 of the License.
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// See the file LICENSE.LGPL distributed with CGAL.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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//
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//
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// Author(s) : Wieger Wesselink
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// Michael Hoffmann <hoffmann@inf.ethz.ch>
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// Sylvain Pion
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#ifndef CGAL_CONFIG_H
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#define CGAL_CONFIG_H
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// AF: Temporary thing to mimic users including this file which defines min max macros
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#ifdef _MSC_VER
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#include <windows.h>
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#endif
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// The following header file defines among other things BOOST_PREVENT_MACRO_SUBSTITUTION
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#include <boost/config.hpp>
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#include <CGAL/version.h>
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//----------------------------------------------------------------------//
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// include platform specific workaround flags (CGAL_CFG_...)
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//----------------------------------------------------------------------//
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#include <CGAL/compiler_config.h>
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//----------------------------------------------------------------------//
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// auto-link the CGAL library in platfotms that support it
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//----------------------------------------------------------------------//
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#include <CGAL/auto_link/CGAL.h>
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//----------------------------------------------------------------------//
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// do some post processing for the flags
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//----------------------------------------------------------------------//
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#ifdef CGAL_CFG_NO_STL
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# error "This compiler does not have a working STL"
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#endif
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// This macro computes the version number from an x.y.z release number.
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// It only works for public releases.
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#define CGAL_VERSION_NUMBER(x,y,z) (1000001 + 10000*x + 100*y + 10*z) * 1000
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#define CGAL_BEGIN_NAMESPACE namespace CGAL {
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#define CGAL_END_NAMESPACE }
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#ifdef CGAL_CFG_NO_STDC_NAMESPACE
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# define CGAL_CLIB_STD
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#else
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# define CGAL_CLIB_STD std
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#endif
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#ifndef CGAL_CFG_NO_LONG_LONG
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# define CGAL_USE_LONG_LONG
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#endif
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#ifdef CGAL_CFG_NO_LONG_DOUBLE_IO
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#include <iostream>
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namespace std {
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template < typename _CharT, typename _Traits >
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inline basic_ostream<_CharT, _Traits> &
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operator<<(basic_ostream<_CharT, _Traits> & os, const long double &ld)
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{
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return os << (double) ld;
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}
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}
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#endif
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// FIXME: what is the problem with Sun 5.5? MATCHING_BUG_4 is not
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// triggered, but there are runtime errors, e.g., with Distance_3,
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// that do not appear when using the wrapper...
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#if defined(CGAL_CFG_MATCHING_BUG_4)
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// || (defined(__sun) && defined(__SUNPRO_CC))
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namespace CGAL {
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template < typename T >
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struct Self { typedef T Type; };
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}
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# define CGAL_WRAP(K) CGAL::Self<K>::Type
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#else
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# define CGAL_WRAP(K) K
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#endif
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#ifdef CGAL_CFG_BOOL_IN_TEMPLATE_BUG
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namespace CGAL {
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namespace CGALi {
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template < bool b1, bool b2 >
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struct and_c { static const bool value = b1 && b2; };
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template < bool b1, bool b2, bool b3 >
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struct and_c_3 { static const bool value = b1 && b2 && b3; };
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}
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}
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# define CGAL_AND(a, b) CGAL::CGALi::and_c<a, b>::value
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# define CGAL_AND_3(a, b, c) CGAL::CGALi::and_c_3<a, b, c>::value
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#else
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# define CGAL_AND(a, b) a && b
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# define CGAL_AND_3(a, b, c) a && b && c
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#endif
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#ifndef CGAL_CFG_TYPENAME_BEFORE_DEFAULT_ARGUMENT_BUG
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# define CGAL_TYPENAME_DEFAULT_ARG typename
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#else
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# define CGAL_TYPENAME_DEFAULT_ARG
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#endif
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#ifndef CGAL_CFG_SUNPRO_RWSTD
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# define CGAL_reverse_iterator(T) std::reverse_iterator< T >
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#else
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# define CGAL_reverse_iterator(T) std::reverse_iterator< T , \
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typename T::iterator_category , \
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typename T::value_type , \
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typename T::reference , \
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typename T::pointer , \
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typename T::difference_type >
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#endif
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// Big endian or little endian machine.
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// ====================================
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// We used to have a config program for this, but it
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// is much more convenient to use the preprocessor.
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#if defined(__sparc) || defined(__sparc__) \
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|| defined(_POWER) || defined(__powerpc__) \
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|| defined(__ppc__) || defined(__hppa) \
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|| defined(_MIPSEB) || defined(_POWER) \
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|| defined(__s390__)
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# define CGAL_BIG_ENDIAN
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#elif defined(__i386__) || defined(__alpha__) \
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|| defined(__x86_64) || defined(__x86_64__) \
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|| defined(__ia64) || defined(__ia64__) \
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|| defined(_M_IX86) || defined(_M_IA64) \
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|| defined(_M_ALPHA) || defined(_WIN64)
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# define CGAL_LITTLE_ENDIAN
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#else
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# error Unknown endianness
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#endif
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#ifndef CGAL_USE_LEDA
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# define CGAL_USE_CGAL_WINDOW
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#endif
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// Symbolic constants to tailor inlining. Inlining Policy.
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// =======================================================
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#ifndef CGAL_MEDIUM_INLINE
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# define CGAL_MEDIUM_INLINE inline
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#endif
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#ifndef CGAL_LARGE_INLINE
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# define CGAL_LARGE_INLINE
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#endif
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#ifndef CGAL_HUGE_INLINE
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# define CGAL_HUGE_INLINE
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#endif
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//----------------------------------------------------------------------//
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// include separate workaround files
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//----------------------------------------------------------------------//
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#ifdef _MSC_VER
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# include <CGAL/MSVC_standard_header_fixes.h>
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#elif defined(__BORLANDC__) && __BORLANDC__ > 0x520
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# include <CGAL/Borland_fixes.h>
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#elif defined(__SUNPRO_CC)
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# include <CGAL/Sun_fixes.h>
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#endif
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//--------------------------------------------------------------------//
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// This addresses a bug in VC++ 7.0 that (re)defines min(a, b)
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// and max(a, b) in windows.h and windef.h
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//-------------------------------------------------------------------//
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#ifdef _MSC_VER
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// AF: Temporary thing to mimic users including this file which defines min max macros
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//# define NOMINMAX 1
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#endif
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//-------------------------------------------------------------------//
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// When the global min and max are no longer defined (as macros)
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// because of NOMINMAX flag definition, we define our own global
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// min/max functions to make the Microsoft headers compile. (afxtempl.h)
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// Users that does not want the global min/max
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// should define CGAL_NOMINMAX
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//-------------------------------------------------------------------//
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#include <algorithm>
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#if defined NOMINMAX && !defined CGAL_NOMINMAX
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using std::min;
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using std::max;
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#endif
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//-------------------------------------------------------------------//
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// Is Geomview usable ?
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#if !defined(__BORLANDC__) && !defined(_MSC_VER) && !defined(__MINGW32__)
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# define CGAL_USE_GEOMVIEW
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#endif
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//-------------------------------------------------------------------//
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// Compilers provide different macros to access the current function name
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#ifdef _MSC_VER
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# define CGAL_PRETTY_FUNCTION __FUNCSIG__
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#elif defined __GNUG__
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# define CGAL_PRETTY_FUNCTION __PRETTY_FUNCTION__
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#else
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# define CGAL_PRETTY_FUNCTION __func__
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// with sunpro, this requires -features=extensions
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#endif
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#endif // CGAL_CONFIG_H
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