100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
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// Locale support -*- C++ -*-
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// Copyright (C) 2011-2022 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 3, 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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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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/** @file ctype_configure_char.cc */
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//
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// ISO C++ 14882: 22.1 Locales
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//
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#include <locale>
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#include <cstdlib>
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#include <cstring>
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namespace std _GLIBCXX_VISIBILITY(default)
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{
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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// Information as gleaned from /usr/include/ctype.h
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const ctype_base::mask*
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ctype<char>::classic_table() throw()
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{ return __ctype_mask; }
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ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
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size_t __refs)
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: facet(__refs), _M_del(__table != 0 && __del),
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_M_toupper(__trans_upper), _M_tolower(__trans_lower),
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_M_table(__table ? __table : classic_table())
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{
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memset(_M_widen, 0, sizeof(_M_widen));
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_M_widen_ok = 0;
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memset(_M_narrow, 0, sizeof(_M_narrow));
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_M_narrow_ok = 0;
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}
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ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
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: facet(__refs), _M_del(__table != 0 && __del),
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_M_toupper(__trans_upper), _M_tolower(__trans_lower),
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_M_table(__table ? __table : classic_table())
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{
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memset(_M_widen, 0, sizeof(_M_widen));
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_M_widen_ok = 0;
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memset(_M_narrow, 0, sizeof(_M_narrow));
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_M_narrow_ok = 0;
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}
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char
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ctype<char>::do_toupper(char __c) const
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{ return _M_toupper[static_cast<unsigned char>(__c)]; }
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const char*
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ctype<char>::do_toupper(char* __low, const char* __high) const
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{
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while (__low < __high)
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{
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*__low = _M_toupper[static_cast<unsigned char>(*__low)];
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++__low;
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}
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return __high;
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}
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char
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ctype<char>::do_tolower(char __c) const
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{ return _M_tolower[static_cast<unsigned char>(__c)]; }
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const char*
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ctype<char>::do_tolower(char* __low, const char* __high) const
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{
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while (__low < __high)
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{
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*__low = _M_tolower[static_cast<unsigned char>(*__low)];
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++__low;
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}
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return __high;
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}
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace
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