cgal/Installation/include/CGAL/config.h

256 lines
7.9 KiB
C++

// Copyright (c) 1997-2004 Utrecht University (The Netherlands),
// ETH Zurich (Switzerland), Freie Universitaet Berlin (Germany),
// INRIA Sophia-Antipolis (France), Martin-Luther-University Halle-Wittenberg
// (Germany), Max-Planck-Institute Saarbruecken (Germany), RISC Linz (Austria),
// and Tel-Aviv University (Israel). All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; version 2.1 of the License.
// See the file LICENSE.LGPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL$
// $Id$
//
//
// Author(s) : Wieger Wesselink
// Michael Hoffmann <hoffmann@inf.ethz.ch>
// Sylvain Pion
#ifndef CGAL_CONFIG_H
#define CGAL_CONFIG_H
#ifdef CGAL_INCLUDE_WINDOWS_DOT_H
// Mimic users including this file which defines min max macros
// and other names leading to name clashes
#include <windows.h>
#endif
// The following header file defines among other things BOOST_PREVENT_MACRO_SUBSTITUTION
#include <boost/config.hpp>
#include <CGAL/version.h>
//----------------------------------------------------------------------//
// include platform specific workaround flags (CGAL_CFG_...)
//----------------------------------------------------------------------//
#include <CGAL/compiler_config.h>
//----------------------------------------------------------------------//
// auto-link the CGAL library on platforms that support it
//----------------------------------------------------------------------//
#include <CGAL/auto_link/CGAL.h>
//----------------------------------------------------------------------//
// do some post processing for the flags
//----------------------------------------------------------------------//
#ifdef CGAL_CFG_NO_STL
# error "This compiler does not have a working STL"
#endif
// This macro computes the version number from an x.y.z release number.
// It only works for public releases.
#define CGAL_VERSION_NUMBER(x,y,z) (1000001 + 10000*x + 100*y + 10*z) * 1000
#define CGAL_BEGIN_NAMESPACE namespace CGAL {
#define CGAL_END_NAMESPACE }
#ifndef CGAL_CFG_NO_LONG_LONG
# define CGAL_USE_LONG_LONG
#endif
#ifdef CGAL_CFG_NO_LONG_DOUBLE_IO
#include <iostream>
namespace std {
template < typename _CharT, typename _Traits >
inline basic_ostream<_CharT, _Traits> &
operator<<(basic_ostream<_CharT, _Traits> & os, const long double &ld)
{
return os << (double) ld;
}
}
#endif
#ifndef CGAL_CFG_TYPENAME_BEFORE_DEFAULT_ARGUMENT_BUG
# define CGAL_TYPENAME_DEFAULT_ARG typename
#else
# define CGAL_TYPENAME_DEFAULT_ARG
#endif
#ifndef CGAL_CFG_SUNPRO_RWSTD
# define CGAL_reverse_iterator(T) std::reverse_iterator< T >
#else
# define CGAL_reverse_iterator(T) std::reverse_iterator< T , \
typename T::iterator_category , \
typename T::value_type , \
typename T::reference , \
typename T::pointer , \
typename T::difference_type >
#endif
// Big endian or little endian machine.
// ====================================
#if defined (__GLIBC__)
# include <endian.h>
# if (__BYTE_ORDER == __LITTLE_ENDIAN)
# define CGAL_LITTLE_ENDIAN
# elif (__BYTE_ORDER == __BIG_ENDIAN)
# define CGAL_BIG_ENDIAN
# else
# error Unknown endianness
# endif
#elif defined(__sparc) || defined(__sparc__) \
|| defined(_POWER) || defined(__powerpc__) \
|| defined(__ppc__) || defined(__hppa) \
|| defined(_MIPSEB) || defined(_POWER) \
|| defined(__s390__)
# define CGAL_BIG_ENDIAN
#elif defined(__i386__) || defined(__alpha__) \
|| defined(__x86_64) || defined(__x86_64__) \
|| defined(__ia64) || defined(__ia64__) \
|| defined(_M_IX86) || defined(_M_IA64) \
|| defined(_M_ALPHA) || defined(_WIN64)
# define CGAL_LITTLE_ENDIAN
#else
# error Unknown endianness
#endif
#ifndef CGAL_USE_LEDA
# define CGAL_USE_CGAL_WINDOW
#endif
// Symbolic constants to tailor inlining. Inlining Policy.
// =======================================================
#ifndef CGAL_MEDIUM_INLINE
# define CGAL_MEDIUM_INLINE inline
#endif
#ifndef CGAL_LARGE_INLINE
# define CGAL_LARGE_INLINE
#endif
#ifndef CGAL_HUGE_INLINE
# define CGAL_HUGE_INLINE
#endif
//----------------------------------------------------------------------//
// include separate workaround files
//----------------------------------------------------------------------//
#if defined(__BORLANDC__) && __BORLANDC__ > 0x520
# include <CGAL/Borland_fixes.h>
#elif defined(__SUNPRO_CC)
# include <CGAL/Sun_fixes.h>
#endif
//-------------------------------------------------------------------//
// When the global min and max are no longer defined (as macros)
// because of NOMINMAX flag definition, we define our own global
// min/max functions to make the Microsoft headers compile. (afxtempl.h)
// Users that does not want the global min/max
// should define CGAL_NOMINMAX
//-------------------------------------------------------------------//
#include <algorithm>
#if defined NOMINMAX && !defined CGAL_NOMINMAX
using std::min;
using std::max;
#endif
//-------------------------------------------------------------------//
// Is CORE usable ?
#ifdef CGAL_USE_GMP
# define CGAL_USE_CORE CGAL_USE_GMP
#endif
//-------------------------------------------------------------------//
// Is Geomview usable ?
#if !defined(__BORLANDC__) && !defined(_MSC_VER) && !defined(__MINGW32__)
# define CGAL_USE_GEOMVIEW
#endif
//-------------------------------------------------------------------//
// Compilers provide different macros to access the current function name
#ifdef _MSC_VER
# define CGAL_PRETTY_FUNCTION __FUNCSIG__
#elif defined __GNUG__
# define CGAL_PRETTY_FUNCTION __PRETTY_FUNCTION__
#else
# define CGAL_PRETTY_FUNCTION __func__
// with sunpro, this requires -features=extensions
#endif
// SunPRO's STL is missing the std::vector constructor from an iterator range.
#ifdef CGAL_CFG_MISSING_TEMPLATE_VECTOR_CONSTRUCTORS_BUG
#include <vector>
#include <list>
#include <iterator>
#include <algorithm>
namespace CGAL { namespace CGALi {
template < typename Iterator >
inline
std::vector<typename std::iterator_traits<Iterator>::value_type>
make_vector(Iterator begin, Iterator end)
{
std::vector<typename std::iterator_traits<Iterator>::value_type> v;
std::copy(begin, end, std::back_inserter(v));
return v;
}
template < typename Iterator >
inline
std::list<typename std::iterator_traits<Iterator>::value_type>
make_list(Iterator begin, Iterator end)
{
std::list<typename std::iterator_traits<Iterator>::value_type> v;
std::copy(begin, end, std::back_inserter(v));
return v;
}
} }
# define CGAL_make_vector(begin, end) (CGAL::CGALi::make_vector(begin, end))
# define CGAL_make_list(begin, end) (CGAL::CGALi::make_list(begin, end))
#else
# define CGAL_make_vector(begin, end) (begin, end)
# define CGAL_make_list(begin, end) (begin, end)
#endif
// Macro to trigger deprecation warnings
#if defined (__GNUC__) && (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1))
# define CGAL_DEPRECATED __attribute__((deprecated))
#elif defined (_MSC_VER) && (_MSC_VER > 1300)
# define CGAL_DEPRECATED __declspec(deprecated)
#else
# define CGAL_DEPRECATED
#endif
// If CGAL_HAS_THREADS is not defined, then CGAL code assumes
// it can do any thread-unsafe things (like using static variables).
#if !defined CGAL_HAS_THREADS && !defined CGAL_HAS_NO_THREADS
#if defined BOOST_HAS_THREADS || defined _OPENMP
# define CGAL_HAS_THREADS
#endif
#endif
#endif // CGAL_CONFIG_H