------- Additional Comments From jpr at essi dot fr 2005-05-01 06:10 ------- Subject: Re: Configuring g++ library for various locales ?
pcarlini at suse dot de wrote: >------- Additional Comments From pcarlini at suse dot de 2005-04-30 21:24 >------- >For that kind of GNU x86-linux platform we have, literally, thousands of >succesful reports, everything is supposed to work well out-of-the-box. In >particular, the GNU locale model, supporting named locales is selected >automatically, by default. > >I can try to help you a bit figuring out what's wrong with your specific >setup but this isn't really our job, here, sorry. > > I understand this, but I also understant that we are all committed to improve the quality of the free tools we use :-) >Anyway, are you building GCC? You should do that if you want to double check >that the right (GNU) locale model is actually used. You can check whether >this is the case by ooking at c++locale.h header in your install directory, >under /include/c++/4.0.0/i686-pc-linux-gnu/bits. Close to the beginning of >the file you should find something like: > >#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) >namespace __gnu_cxx >{ > extern "C" __typeof(uselocale) __uselocale; >} >#endif > >Then, we can actually understand whether the problem begins at GCC configure >and build time. > > > That's the point, I do not have these lines (I attach my c++locale.h from my 4.0.0 by=uild, since it is short). Jean-Paul Rigault // Wrapper for underlying C-language localization -*- C++ -*- // Copyright (C) 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. // // ISO C++ 14882: 22.8 Standard locale categories. // // Written by Benjamin Kosnik <[EMAIL PROTECTED]> #ifndef _C_LOCALE_H #define _C_LOCALE_H 1 #pragma GCC system_header #include <clocale> #include <cstring> // get std::strlen #include <cstdio> // get std::snprintf or std::sprintf #define _GLIBCXX_NUM_CATEGORIES 0 namespace std { typedef int* __c_locale; // Convert numeric value of type _Tv to string and return length of // string. If snprintf is available use it, otherwise fall back to // the unsafe sprintf which, in general, can be dangerous and should // be avoided. template<typename _Tv> int __convert_from_v(char* __out, const int __size __attribute__((__unused__)), const char* __fmt, _Tv __v, const __c_locale&, int __prec) { char* __old = std::setlocale(LC_NUMERIC, NULL); char* __sav = NULL; if (std::strcmp(__old, "C")) { __sav = new char[std::strlen(__old) + 1]; std::strcpy(__sav, __old); std::setlocale(LC_NUMERIC, "C"); } #ifdef _GLIBCXX_USE_C99 const int __ret = std::snprintf(__out, __size, __fmt, __prec, __v); #else const int __ret = std::sprintf(__out, __fmt, __prec, __v); #endif if (__sav) { std::setlocale(LC_NUMERIC, __sav); delete [] __sav; } return __ret; } } #endif -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21295