103 lines
3.6 KiB
C++
103 lines
3.6 KiB
C++
// Predefined symbols and macros -*- C++ -*-
|
|
|
|
// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
|
|
// Free Software Foundation, Inc.
|
|
//
|
|
// This file is part of the GNU ISO C++ Library. This library 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 2, or (at your option)
|
|
// any later version.
|
|
|
|
// This library 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 library; see the file COPYING. If not, write to the Free
|
|
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
|
|
// USA.
|
|
|
|
// As a special exception, you may use this file as part of a free software
|
|
// library without restriction. Specifically, if other files instantiate
|
|
// templates or use macros or inline functions from this file, or you compile
|
|
// this file and link it with other files to produce an executable, this
|
|
// file does not by itself cause the resulting executable to be covered by
|
|
// the GNU General Public License. This exception does not however
|
|
// invalidate any other reasons why the executable file might be covered by
|
|
// the GNU General Public License.
|
|
|
|
#ifndef _CXXCONFIG
|
|
#define _CXXCONFIG 1
|
|
|
|
// Pick up any OS-specific definitions.
|
|
#include <bits/os_defines.h>
|
|
|
|
// The current version of the C++ library in compressed ISO date format.
|
|
#define __GLIBCXX__ 20050228
|
|
|
|
// Allow use of "export template." This is currently not a feature
|
|
// that g++ supports.
|
|
// #define _GLIBCXX_EXPORT_TEMPLATE 1
|
|
|
|
// Allow use of the GNU syntax extension, "extern template." This
|
|
// extension is fully documented in the g++ manual, but in a nutshell,
|
|
// it inhibits all implicit instantiations and is used throughout the
|
|
// library to avoid multiple weak definitions for required types that
|
|
// are already explicitly instantiated in the library binary. This
|
|
// substantially reduces the binary size of resulting executables.
|
|
#ifndef _GLIBCXX_EXTERN_TEMPLATE
|
|
# define _GLIBCXX_EXTERN_TEMPLATE 1
|
|
#endif
|
|
|
|
// Certain function definitions that are meant to be overridable from
|
|
// user code are decorated with this macro. For some targets, this
|
|
// macro causes these definitions to be weak.
|
|
#ifndef _GLIBCXX_WEAK_DEFINITION
|
|
# define _GLIBCXX_WEAK_DEFINITION
|
|
#endif
|
|
|
|
// Debug mode support. Debug mode basic_string is not allowed to be
|
|
// associated with std, because of locale and exception link
|
|
// dependence.
|
|
namespace __gnu_debug_def { }
|
|
|
|
namespace __gnu_debug
|
|
{
|
|
using namespace __gnu_debug_def;
|
|
}
|
|
|
|
#ifdef _GLIBCXX_DEBUG
|
|
# define _GLIBCXX_STD __gnu_norm
|
|
namespace __gnu_norm
|
|
{
|
|
using namespace std;
|
|
}
|
|
namespace std
|
|
{
|
|
using namespace __gnu_debug_def __attribute__ ((strong));
|
|
}
|
|
#else
|
|
# define _GLIBCXX_STD std
|
|
#endif
|
|
|
|
|
|
// The remainder of the prewritten config is automatic; all the
|
|
// user hooks are listed above.
|
|
|
|
// Create a boolean flag to be used to determine if --fast-math is set.
|
|
#ifdef __FAST_MATH__
|
|
# define _GLIBCXX_FAST_MATH 1
|
|
#else
|
|
# define _GLIBCXX_FAST_MATH 0
|
|
#endif
|
|
|
|
// This marks string literals in header files to be extracted for eventual
|
|
// translation. It is primarily used for messages in thrown exceptions; see
|
|
// src/functexcept.cc. We use __N because the more traditional _N is used
|
|
// for something else under certain OSes (see BADNAMES).
|
|
#define __N(msgid) (msgid)
|
|
|
|
// End of prewritten config; the discovered settings follow.
|