2002-03-06 19:37:39 +01:00
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// Predefined symbols and macros -*- C++ -*-
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2000-10-05 13:27:02 +02:00
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2003-02-13 22:39:03 +01:00
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// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
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// Free Software Foundation, Inc.
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2000-10-05 13:27:02 +02:00
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction. Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License. This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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#ifndef _CPP_CPPCONFIG
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#define _CPP_CPPCONFIG 1
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2000-10-09 02:42:23 +02:00
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// Pick up any OS-specific definitions.
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#include <bits/os_defines.h>
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2000-10-05 13:27:02 +02:00
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// The current version of the C++ library in compressed ISO date format.
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2003-06-09 02:16:08 +02:00
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#define __GLIBCPP__ 20030609
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2000-10-05 13:27:02 +02:00
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2003-02-13 22:39:03 +01:00
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// This is necessary until GCC supports separate template compilation.
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2000-10-05 13:27:02 +02:00
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#define _GLIBCPP_NO_TEMPLATE_EXPORT 1
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// This is a hack around not having either pre-compiled headers or
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// export compilation. If defined, the io, string, and valarray
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// headers will include all the necessary bits. If not defined, the
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// implementation optimizes the headers for the most commonly-used
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// types. For the io library, this means that larger, out-of-line
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// member functions are only declared, and definitions are not parsed
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// by the compiler, but instead instantiated into the library binary.
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2001-02-23 08:12:03 +01:00
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#define _GLIBCPP_FULLY_COMPLIANT_HEADERS 1
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2000-10-05 13:27:02 +02:00
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2003-02-13 22:39:03 +01:00
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// Allow use of the GNU syntax extension, "extern template." This
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// extension is fully documented in the g++ manual, but in a nutshell,
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// it inhibits all implicit instantiations and is used throughout the
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// library to avoid multiple weak definitions for required types that
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// are already explicitly instantiated in the library binary. This
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// substantially reduces the binary size of resulting executables.
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#ifndef _GLIBCPP_EXTERN_TEMPLATE
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2003-04-18 04:41:06 +02:00
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# define _GLIBCPP_EXTERN_TEMPLATE 1
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2003-02-13 22:39:03 +01:00
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#endif
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2000-10-05 13:27:02 +02:00
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// To enable older, ARM-style iostreams and other anachronisms use this.
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2000-11-20 09:25:18 +01:00
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//#define _GLIBCPP_DEPRECATED 1
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2000-10-05 13:27:02 +02:00
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// Use corrected code from the committee library group's issues list.
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2001-03-01 01:37:18 +01:00
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#define _GLIBCPP_RESOLVE_LIB_DEFECTS 1
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2000-10-05 13:27:02 +02:00
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2002-10-11 23:10:10 +02:00
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// Hopefully temporary workaround to autoconf/m4 issue with quoting '@'.
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#define _GLIBCPP_AT_AT "@@"
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2001-12-03 20:11:01 +01:00
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// In those parts of the standard C++ library that use a mutex instead
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// of a spin-lock, we now unconditionally use GCC's gthr.h mutex
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// abstraction layer. All support to directly map to various
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// threading models has been removed. Note: gthr.h may well map to
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// gthr-single.h which is a correct way to express no threads support
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// in gcc. Support for the undocumented _NOTHREADS has been removed.
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2001-03-04 22:34:02 +01:00
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2001-05-31 04:45:04 +02:00
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// Default to the typically high-speed, pool-based allocator (as
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// libstdc++-v2) instead of the malloc-based allocator (libstdc++-v3
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// snapshots). See libstdc++-v3/docs/html/17_intro/howto.html for
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// details on why you don't want to override this setting. Ensure
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// that threads are properly configured on your platform before
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// assigning blame to the STL container-memory allocator. After doing
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// so, please report any possible issues to libstdc++@gcc.gnu.org .
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2002-05-16 00:32:25 +02:00
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// Do not define __USE_MALLOC on the command line. Enforce it here:
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#ifdef __USE_MALLOC
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2003-04-18 04:41:06 +02:00
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# error __USE_MALLOC should never be defined. Read the release notes.
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2002-05-16 00:32:25 +02:00
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#endif
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2001-03-04 22:34:02 +01:00
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2003-04-18 04:41:06 +02:00
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// The remainder of the prewritten config is mostly automatic; all the
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// user hooks are listed above.
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2003-03-22 05:57:46 +01:00
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// Create a boolean flag to be used to determine if --fast-math is set.
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#ifdef __FAST_MATH__
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2003-04-18 04:41:06 +02:00
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# define _GLIBCPP_FAST_MATH 1
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2003-03-22 05:57:46 +01:00
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#else
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2003-04-18 04:41:06 +02:00
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# define _GLIBCPP_FAST_MATH 0
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2003-03-22 05:57:46 +01:00
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#endif
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2003-04-28 23:03:19 +02:00
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// This marks string literals in header files to be extracted for eventual
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// translation. It is primarily used for messages in thrown exceptions; see
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// src/functexcept.cc. We use __N because the more traditional _N is used
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// for something else under certain OSes (see BADNAMES).
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#define __N(msgid) (msgid)
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2001-02-20 21:20:48 +01:00
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// End of prewritten config; the discovered settings follow.
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