// 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 // The current version of the C++ library in compressed ISO date format. #define __GLIBCXX__ 20050306 // 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.