111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// Wrapper for underlying C-language localization -*- C++ -*- 211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// Copyright (C) 2001-2014 Free Software Foundation, Inc. 411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// This file is part of the GNU ISO C++ Library. This library is free 611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// software; you can redistribute it and/or modify it under the 711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// terms of the GNU General Public License as published by the 811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// Free Software Foundation; either version 3, or (at your option) 911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// any later version. 1011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// This library is distributed in the hope that it will be useful, 1211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// but WITHOUT ANY WARRANTY; without even the implied warranty of 1311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// GNU General Public License for more details. 1511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// Under Section 7 of GPL version 3, you are granted additional 1711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// permissions described in the GCC Runtime Library Exception, version 1811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 3.1, as published by the Free Software Foundation. 1911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// You should have received a copy of the GNU General Public License and 2111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// a copy of the GCC Runtime Library Exception along with this program; 2211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 2311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// <http://www.gnu.org/licenses/>. 2411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert/** @file bits/c++locale.h 2611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * This is an internal header file, included by other library headers. 2711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * Do not attempt to use it directly. @headername{locale} 2811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert */ 2911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 3111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// ISO C++ 14882: 22.8 Standard locale categories. 3211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// 3311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert// Written by Benjamin Kosnik <bkoz@redhat.com> 3511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifndef _GLIBCXX_CXX_LOCALE_H 3711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _GLIBCXX_CXX_LOCALE_H 1 3811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#pragma GCC system_header 4011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 4111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <clocale> 4211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 4311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _GLIBCXX_NUM_CATEGORIES 0 4411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 4511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertnamespace std _GLIBCXX_VISIBILITY(default) 4611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert{ 4711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert_GLIBCXX_BEGIN_NAMESPACE_VERSION 4811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 4911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert typedef int* __c_locale; 5011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 5111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert // Convert numeric value of type double and long double to string and 5211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert // return length of string. If vsnprintf is available use it, otherwise 5311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert // fall back to the unsafe vsprintf which, in general, can be dangerous 5411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert // and should be avoided. 5511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert inline int 5611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __convert_from_v(const __c_locale&, char* __out, 5711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert const int __size __attribute__((__unused__)), 5811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert const char* __fmt, ...) 5911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert { 6011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert char* __old = std::setlocale(LC_NUMERIC, 0); 6111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert char* __sav = 0; 6211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#if defined (__ANDROID__) 6311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert if (__old) 6411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert { 6511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 6611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert if (__builtin_strcmp(__old, "C")) 6711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert { 6811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert const size_t __len = __builtin_strlen(__old) + 1; 6911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __sav = new char[__len]; 7011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __builtin_memcpy(__sav, __old, __len); 7111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert std::setlocale(LC_NUMERIC, "C"); 7211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 7311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#if defined (__ANDROID__) 7411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 7511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 7611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 7711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __builtin_va_list __args; 7811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __builtin_va_start(__args, __fmt); 7911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 8011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifdef _GLIBCXX_USE_C99 8111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert const int __ret = __builtin_vsnprintf(__out, __size, __fmt, __args); 8211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#else 8311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert const int __ret = __builtin_vsprintf(__out, __fmt, __args); 8411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 8511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 8611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __builtin_va_end(__args); 8711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 8811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert if (__sav) 8911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert { 9011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert std::setlocale(LC_NUMERIC, __sav); 9111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert delete [] __sav; 9211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 9311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert return __ret; 9411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 9511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 9611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert_GLIBCXX_END_NAMESPACE_VERSION 9711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert} // namespace 9811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 9911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 100