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714e9334c4
2002-09-12 Benjamin Kosnik <bkoz@redhat.com> * libmath/Makefile.am (LIBTOOL): Use --tag CC always for this directory. * libmath/Makefile.in: Regenerate. * src/Makefile.am: Tweak comment. * src/Makefile.in: Regenerate. * config/locale/gnu/c_locale.h: Remove warnings. Inject __uselocale into __gnu_cxx. * config/locale/generic/c_locale.h: Match. From-SVN: r57082
70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
// Wrapper for underlying C-language localization -*- C++ -*-
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// Copyright (C) 2001, 2002 Free Software Foundation, Inc.
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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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//
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// ISO C++ 14882: 22.8 Standard locale categories.
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//
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// Written by Benjamin Kosnik <bkoz@redhat.com>
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#include <clocale>
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namespace std
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{
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typedef int* __c_locale;
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template<typename _Tv>
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int
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__convert_from_v(char* __out, const int __size, const char* __fmt,
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_Tv __v, const __c_locale&, int __prec = -1)
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{
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char* __old = setlocale(LC_ALL, NULL);
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char* __sav = static_cast<char*>(malloc(strlen(__old) + 1));
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if (__sav)
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strcpy(__sav, __old);
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setlocale(LC_ALL, "C");
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int __ret;
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#ifdef _GLIBCPP_USE_C99
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if (__prec >= 0)
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__ret = snprintf(__out, __size, __fmt, __prec, __v);
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else
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__ret = snprintf(__out, __size, __fmt, __v);
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#else
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if (__prec >= 0)
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__ret = sprintf(__out, __fmt, __prec, __v);
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else
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__ret = sprintf(__out, __fmt, __v);
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#endif
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setlocale(LC_ALL, __sav);
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free(__sav);
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return __ret;
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}
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}
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