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// Locale support -*- C++ -*-
// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002
// 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: 22.1 Locales
//
// Information as gleaned from /usr/include/ctype.h
#if _GLIBCPP_C_LOCALE_GNU
const ctype_base::mask*
ctype<char>::classic_table() throw()
{
locale::classic();
return _S_c_locale->__ctype_b;
}
#else
const ctype_base::mask*
ctype<char>::classic_table() throw()
{
const ctype_base::mask* __ret;
char* __old = strdup(setlocale(LC_CTYPE, NULL));
setlocale(LC_CTYPE, "C");
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
__ret = *__ctype_b_loc();
#else
__ret = __ctype_b;
#endif
setlocale(LC_CTYPE, __old);
free(__old);
return __ret;
}
#endif
#if _GLIBCPP_C_LOCALE_GNU
ctype<char>::ctype(__c_locale __cloc, const mask* __table, bool __del,
size_t __refs)
: __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del)
{
_M_c_locale_ctype = _S_clone_c_locale(__cloc);
_M_toupper = _M_c_locale_ctype->__ctype_toupper;
_M_tolower = _M_c_locale_ctype->__ctype_tolower;
_M_table = __table ? __table : _M_c_locale_ctype->__ctype_b;
}
#else
ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
size_t __refs)
: __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del)
{
char* __old=strdup(setlocale(LC_CTYPE, NULL));
setlocale(LC_CTYPE, "C");
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
_M_toupper = *__ctype_toupper_loc();
_M_tolower = *__ctype_tolower_loc();
_M_table = __table ? __table : *__ctype_b_loc();
#else
_M_toupper = __ctype_toupper;
_M_tolower = __ctype_tolower;
_M_table = __table ? __table : __ctype_b;
#endif
setlocale(LC_CTYPE, __old);
free(__old);
_M_c_locale_ctype = _S_c_locale;
}
#endif
#if _GLIBCPP_C_LOCALE_GNU
ctype<char>::ctype(const mask* __table, bool __del, size_t __refs) :
__ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del)
{
_M_c_locale_ctype = _S_c_locale;
_M_toupper = _M_c_locale_ctype->__ctype_toupper;
_M_tolower = _M_c_locale_ctype->__ctype_tolower;
_M_table = __table ? __table : _M_c_locale_ctype->__ctype_b;
}
#else
ctype<char>::ctype(const mask* __table, bool __del, size_t __refs) :
__ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del)
{
char* __old=strdup(setlocale(LC_CTYPE, NULL));
setlocale(LC_CTYPE, "C");
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
_M_toupper = *__ctype_toupper_loc();
_M_tolower = *__ctype_tolower_loc();
_M_table = __table ? __table : *__ctype_b_loc();
#else
_M_toupper = __ctype_toupper;
_M_tolower = __ctype_tolower;
_M_table = __table ? __table : __ctype_b;
#endif
setlocale(LC_CTYPE, __old);
free(__old);
_M_c_locale_ctype = _S_c_locale;
}
#endif
char
ctype<char>::do_toupper(char __c) const
{ return _M_toupper[static_cast<unsigned char>(__c)]; }
const char*
ctype<char>::do_toupper(char* __low, const char* __high) const
{
while (__low < __high)
{
*__low = _M_toupper[static_cast<unsigned char>(*__low)];
++__low;
}
return __high;
}
char
ctype<char>::do_tolower(char __c) const
{ return _M_tolower[static_cast<unsigned char>(__c)]; }
const char*
ctype<char>::do_tolower(char* __low, const char* __high) const
{
while (__low < __high)
{
*__low = _M_tolower[static_cast<unsigned char>(*__low)];
++__low;
}
return __high;
}
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