gcc/libstdc++-v3/config/locale/gnu/monetary_members.cc

657 lines
19 KiB
C++

// std::moneypunct implementation details, GNU version -*- C++ -*-
// Copyright (C) 2001, 2002, 2003, 2004, 2005 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// 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: 22.2.6.3.2 moneypunct virtual functions
//
// Written by Benjamin Kosnik <bkoz@redhat.com>
#include <locale>
#include <bits/c++locale_internal.h>
_GLIBCXX_BEGIN_NAMESPACE(std)
// Construct and return valid pattern consisting of some combination of:
// space none symbol sign value
money_base::pattern
money_base::_S_construct_pattern(char __precedes, char __space, char __posn)
{
pattern __ret;
// This insanely complicated routine attempts to construct a valid
// pattern for use with monyepunct. A couple of invariants:
// if (__precedes) symbol -> value
// else value -> symbol
// if (__space) space
// else none
// none == never first
// space never first or last
// Any elegant implementations of this are welcome.
switch (__posn)
{
case 0:
case 1:
// 1 The sign precedes the value and symbol.
__ret.field[0] = sign;
if (__space)
{
// Pattern starts with sign.
if (__precedes)
{
__ret.field[1] = symbol;
__ret.field[3] = value;
}
else
{
__ret.field[1] = value;
__ret.field[3] = symbol;
}
__ret.field[2] = space;
}
else
{
// Pattern starts with sign and ends with none.
if (__precedes)
{
__ret.field[1] = symbol;
__ret.field[2] = value;
}
else
{
__ret.field[1] = value;
__ret.field[2] = symbol;
}
__ret.field[3] = none;
}
break;
case 2:
// 2 The sign follows the value and symbol.
if (__space)
{
// Pattern either ends with sign.
if (__precedes)
{
__ret.field[0] = symbol;
__ret.field[2] = value;
}
else
{
__ret.field[0] = value;
__ret.field[2] = symbol;
}
__ret.field[1] = space;
__ret.field[3] = sign;
}
else
{
// Pattern ends with sign then none.
if (__precedes)
{
__ret.field[0] = symbol;
__ret.field[1] = value;
}
else
{
__ret.field[0] = value;
__ret.field[1] = symbol;
}
__ret.field[2] = sign;
__ret.field[3] = none;
}
break;
case 3:
// 3 The sign immediately precedes the symbol.
if (__precedes)
{
__ret.field[0] = sign;
__ret.field[1] = symbol;
if (__space)
{
__ret.field[2] = space;
__ret.field[3] = value;
}
else
{
__ret.field[2] = value;
__ret.field[3] = none;
}
}
else
{
__ret.field[0] = value;
if (__space)
{
__ret.field[1] = space;
__ret.field[2] = sign;
__ret.field[3] = symbol;
}
else
{
__ret.field[1] = sign;
__ret.field[2] = symbol;
__ret.field[3] = none;
}
}
break;
case 4:
// 4 The sign immediately follows the symbol.
if (__precedes)
{
__ret.field[0] = symbol;
__ret.field[1] = sign;
if (__space)
{
__ret.field[2] = space;
__ret.field[3] = value;
}
else
{
__ret.field[2] = value;
__ret.field[3] = none;
}
}
else
{
__ret.field[0] = value;
if (__space)
{
__ret.field[1] = space;
__ret.field[2] = symbol;
__ret.field[3] = sign;
}
else
{
__ret.field[1] = symbol;
__ret.field[2] = sign;
__ret.field[3] = none;
}
}
break;
default:
__ret = pattern();
}
return __ret;
}
template<>
void
moneypunct<char, true>::_M_initialize_moneypunct(__c_locale __cloc,
const char*)
{
if (!_M_data)
_M_data = new __moneypunct_cache<char, true>;
if (!__cloc)
{
// "C" locale
_M_data->_M_decimal_point = '.';
_M_data->_M_thousands_sep = ',';
_M_data->_M_grouping = "";
_M_data->_M_grouping_size = 0;
_M_data->_M_curr_symbol = "";
_M_data->_M_curr_symbol_size = 0;
_M_data->_M_positive_sign = "";
_M_data->_M_positive_sign_size = 0;
_M_data->_M_negative_sign = "";
_M_data->_M_negative_sign_size = 0;
_M_data->_M_frac_digits = 0;
_M_data->_M_pos_format = money_base::_S_default_pattern;
_M_data->_M_neg_format = money_base::_S_default_pattern;
for (size_t __i = 0; __i < money_base::_S_end; ++__i)
_M_data->_M_atoms[__i] = money_base::_S_atoms[__i];
}
else
{
// Named locale.
_M_data->_M_decimal_point = *(__nl_langinfo_l(__MON_DECIMAL_POINT,
__cloc));
_M_data->_M_thousands_sep = *(__nl_langinfo_l(__MON_THOUSANDS_SEP,
__cloc));
_M_data->_M_grouping = __nl_langinfo_l(__MON_GROUPING, __cloc);
_M_data->_M_grouping_size = strlen(_M_data->_M_grouping);
_M_data->_M_positive_sign = __nl_langinfo_l(__POSITIVE_SIGN, __cloc);
_M_data->_M_positive_sign_size = strlen(_M_data->_M_positive_sign);
char __nposn = *(__nl_langinfo_l(__INT_N_SIGN_POSN, __cloc));
if (!__nposn)
_M_data->_M_negative_sign = "()";
else
_M_data->_M_negative_sign = __nl_langinfo_l(__NEGATIVE_SIGN,
__cloc);
_M_data->_M_negative_sign_size = strlen(_M_data->_M_negative_sign);
// _Intl == true
_M_data->_M_curr_symbol = __nl_langinfo_l(__INT_CURR_SYMBOL, __cloc);
_M_data->_M_curr_symbol_size = strlen(_M_data->_M_curr_symbol);
_M_data->_M_frac_digits = *(__nl_langinfo_l(__INT_FRAC_DIGITS,
__cloc));
char __pprecedes = *(__nl_langinfo_l(__INT_P_CS_PRECEDES, __cloc));
char __pspace = *(__nl_langinfo_l(__INT_P_SEP_BY_SPACE, __cloc));
char __pposn = *(__nl_langinfo_l(__INT_P_SIGN_POSN, __cloc));
_M_data->_M_pos_format = _S_construct_pattern(__pprecedes, __pspace,
__pposn);
char __nprecedes = *(__nl_langinfo_l(__INT_N_CS_PRECEDES, __cloc));
char __nspace = *(__nl_langinfo_l(__INT_N_SEP_BY_SPACE, __cloc));
_M_data->_M_neg_format = _S_construct_pattern(__nprecedes, __nspace,
__nposn);
}
}
template<>
void
moneypunct<char, false>::_M_initialize_moneypunct(__c_locale __cloc,
const char*)
{
if (!_M_data)
_M_data = new __moneypunct_cache<char, false>;
if (!__cloc)
{
// "C" locale
_M_data->_M_decimal_point = '.';
_M_data->_M_thousands_sep = ',';
_M_data->_M_grouping = "";
_M_data->_M_grouping_size = 0;
_M_data->_M_curr_symbol = "";
_M_data->_M_curr_symbol_size = 0;
_M_data->_M_positive_sign = "";
_M_data->_M_positive_sign_size = 0;
_M_data->_M_negative_sign = "";
_M_data->_M_negative_sign_size = 0;
_M_data->_M_frac_digits = 0;
_M_data->_M_pos_format = money_base::_S_default_pattern;
_M_data->_M_neg_format = money_base::_S_default_pattern;
for (size_t __i = 0; __i < money_base::_S_end; ++__i)
_M_data->_M_atoms[__i] = money_base::_S_atoms[__i];
}
else
{
// Named locale.
_M_data->_M_decimal_point = *(__nl_langinfo_l(__MON_DECIMAL_POINT,
__cloc));
_M_data->_M_thousands_sep = *(__nl_langinfo_l(__MON_THOUSANDS_SEP,
__cloc));
_M_data->_M_grouping = __nl_langinfo_l(__MON_GROUPING, __cloc);
_M_data->_M_grouping_size = strlen(_M_data->_M_grouping);
_M_data->_M_positive_sign = __nl_langinfo_l(__POSITIVE_SIGN, __cloc);
_M_data->_M_positive_sign_size = strlen(_M_data->_M_positive_sign);
char __nposn = *(__nl_langinfo_l(__N_SIGN_POSN, __cloc));
if (!__nposn)
_M_data->_M_negative_sign = "()";
else
_M_data->_M_negative_sign = __nl_langinfo_l(__NEGATIVE_SIGN,
__cloc);
_M_data->_M_negative_sign_size = strlen(_M_data->_M_negative_sign);
// _Intl == false
_M_data->_M_curr_symbol = __nl_langinfo_l(__CURRENCY_SYMBOL, __cloc);
_M_data->_M_curr_symbol_size = strlen(_M_data->_M_curr_symbol);
_M_data->_M_frac_digits = *(__nl_langinfo_l(__FRAC_DIGITS, __cloc));
char __pprecedes = *(__nl_langinfo_l(__P_CS_PRECEDES, __cloc));
char __pspace = *(__nl_langinfo_l(__P_SEP_BY_SPACE, __cloc));
char __pposn = *(__nl_langinfo_l(__P_SIGN_POSN, __cloc));
_M_data->_M_pos_format = _S_construct_pattern(__pprecedes, __pspace,
__pposn);
char __nprecedes = *(__nl_langinfo_l(__N_CS_PRECEDES, __cloc));
char __nspace = *(__nl_langinfo_l(__N_SEP_BY_SPACE, __cloc));
_M_data->_M_neg_format = _S_construct_pattern(__nprecedes, __nspace,
__nposn);
}
}
template<>
moneypunct<char, true>::~moneypunct()
{ delete _M_data; }
template<>
moneypunct<char, false>::~moneypunct()
{ delete _M_data; }
#ifdef _GLIBCXX_USE_WCHAR_T
template<>
void
moneypunct<wchar_t, true>::_M_initialize_moneypunct(__c_locale __cloc,
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
const char*)
#else
const char* __name)
#endif
{
if (!_M_data)
_M_data = new __moneypunct_cache<wchar_t, true>;
if (!__cloc)
{
// "C" locale
_M_data->_M_decimal_point = L'.';
_M_data->_M_thousands_sep = L',';
_M_data->_M_grouping = "";
_M_data->_M_grouping_size = 0;
_M_data->_M_curr_symbol = L"";
_M_data->_M_curr_symbol_size = 0;
_M_data->_M_positive_sign = L"";
_M_data->_M_positive_sign_size = 0;
_M_data->_M_negative_sign = L"";
_M_data->_M_negative_sign_size = 0;
_M_data->_M_frac_digits = 0;
_M_data->_M_pos_format = money_base::_S_default_pattern;
_M_data->_M_neg_format = money_base::_S_default_pattern;
// Use ctype::widen code without the facet...
for (size_t __i = 0; __i < money_base::_S_end; ++__i)
_M_data->_M_atoms[__i] =
static_cast<wchar_t>(money_base::_S_atoms[__i]);
}
else
{
// Named locale.
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
__c_locale __old = __uselocale(__cloc);
#else
// Switch to named locale so that mbsrtowcs will work.
char* __old = strdup(setlocale(LC_ALL, NULL));
setlocale(LC_ALL, __name);
#endif
union { char *__s; wchar_t __w; } __u;
__u.__s = __nl_langinfo_l(_NL_MONETARY_DECIMAL_POINT_WC, __cloc);
_M_data->_M_decimal_point = __u.__w;
__u.__s = __nl_langinfo_l(_NL_MONETARY_THOUSANDS_SEP_WC, __cloc);
_M_data->_M_thousands_sep = __u.__w;
_M_data->_M_grouping = __nl_langinfo_l(__MON_GROUPING, __cloc);
_M_data->_M_grouping_size = strlen(_M_data->_M_grouping);
const char* __cpossign = __nl_langinfo_l(__POSITIVE_SIGN, __cloc);
const char* __cnegsign = __nl_langinfo_l(__NEGATIVE_SIGN, __cloc);
const char* __ccurr = __nl_langinfo_l(__INT_CURR_SYMBOL, __cloc);
wchar_t* __wcs_ps = 0;
wchar_t* __wcs_ns = 0;
const char __nposn = *(__nl_langinfo_l(__INT_N_SIGN_POSN, __cloc));
try
{
mbstate_t __state;
size_t __len = strlen(__cpossign);
if (__len)
{
++__len;
memset(&__state, 0, sizeof(mbstate_t));
__wcs_ps = new wchar_t[__len];
mbsrtowcs(__wcs_ps, &__cpossign, __len, &__state);
_M_data->_M_positive_sign = __wcs_ps;
}
else
_M_data->_M_positive_sign = L"";
_M_data->_M_positive_sign_size = wcslen(_M_data->_M_positive_sign);
__len = strlen(__cnegsign);
if (!__nposn)
_M_data->_M_negative_sign = L"()";
else if (__len)
{
++__len;
memset(&__state, 0, sizeof(mbstate_t));
__wcs_ns = new wchar_t[__len];
mbsrtowcs(__wcs_ns, &__cnegsign, __len, &__state);
_M_data->_M_negative_sign = __wcs_ns;
}
else
_M_data->_M_negative_sign = L"";
_M_data->_M_negative_sign_size = wcslen(_M_data->_M_negative_sign);
// _Intl == true.
__len = strlen(__ccurr);
if (__len)
{
++__len;
memset(&__state, 0, sizeof(mbstate_t));
wchar_t* __wcs = new wchar_t[__len];
mbsrtowcs(__wcs, &__ccurr, __len, &__state);
_M_data->_M_curr_symbol = __wcs;
}
else
_M_data->_M_curr_symbol = L"";
_M_data->_M_curr_symbol_size = wcslen(_M_data->_M_curr_symbol);
}
catch (...)
{
delete _M_data;
_M_data = 0;
delete __wcs_ps;
delete __wcs_ns;
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
__uselocale(__old);
#else
setlocale(LC_ALL, __old);
free(__old);
#endif
__throw_exception_again;
}
_M_data->_M_frac_digits = *(__nl_langinfo_l(__INT_FRAC_DIGITS,
__cloc));
char __pprecedes = *(__nl_langinfo_l(__INT_P_CS_PRECEDES, __cloc));
char __pspace = *(__nl_langinfo_l(__INT_P_SEP_BY_SPACE, __cloc));
char __pposn = *(__nl_langinfo_l(__INT_P_SIGN_POSN, __cloc));
_M_data->_M_pos_format = _S_construct_pattern(__pprecedes, __pspace,
__pposn);
char __nprecedes = *(__nl_langinfo_l(__INT_N_CS_PRECEDES, __cloc));
char __nspace = *(__nl_langinfo_l(__INT_N_SEP_BY_SPACE, __cloc));
_M_data->_M_neg_format = _S_construct_pattern(__nprecedes, __nspace,
__nposn);
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
__uselocale(__old);
#else
setlocale(LC_ALL, __old);
free(__old);
#endif
}
}
template<>
void
moneypunct<wchar_t, false>::_M_initialize_moneypunct(__c_locale __cloc,
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
const char*)
#else
const char* __name)
#endif
{
if (!_M_data)
_M_data = new __moneypunct_cache<wchar_t, false>;
if (!__cloc)
{
// "C" locale
_M_data->_M_decimal_point = L'.';
_M_data->_M_thousands_sep = L',';
_M_data->_M_grouping = "";
_M_data->_M_grouping_size = 0;
_M_data->_M_curr_symbol = L"";
_M_data->_M_curr_symbol_size = 0;
_M_data->_M_positive_sign = L"";
_M_data->_M_positive_sign_size = 0;
_M_data->_M_negative_sign = L"";
_M_data->_M_negative_sign_size = 0;
_M_data->_M_frac_digits = 0;
_M_data->_M_pos_format = money_base::_S_default_pattern;
_M_data->_M_neg_format = money_base::_S_default_pattern;
// Use ctype::widen code without the facet...
for (size_t __i = 0; __i < money_base::_S_end; ++__i)
_M_data->_M_atoms[__i] =
static_cast<wchar_t>(money_base::_S_atoms[__i]);
}
else
{
// Named locale.
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
__c_locale __old = __uselocale(__cloc);
#else
// Switch to named locale so that mbsrtowcs will work.
char* __old = strdup(setlocale(LC_ALL, NULL));
setlocale(LC_ALL, __name);
#endif
union { char *__s; wchar_t __w; } __u;
__u.__s = __nl_langinfo_l(_NL_MONETARY_DECIMAL_POINT_WC, __cloc);
_M_data->_M_decimal_point = __u.__w;
__u.__s = __nl_langinfo_l(_NL_MONETARY_THOUSANDS_SEP_WC, __cloc);
_M_data->_M_thousands_sep = __u.__w;
_M_data->_M_grouping = __nl_langinfo_l(__MON_GROUPING, __cloc);
_M_data->_M_grouping_size = strlen(_M_data->_M_grouping);
const char* __cpossign = __nl_langinfo_l(__POSITIVE_SIGN, __cloc);
const char* __cnegsign = __nl_langinfo_l(__NEGATIVE_SIGN, __cloc);
const char* __ccurr = __nl_langinfo_l(__CURRENCY_SYMBOL, __cloc);
wchar_t* __wcs_ps = 0;
wchar_t* __wcs_ns = 0;
const char __nposn = *(__nl_langinfo_l(__N_SIGN_POSN, __cloc));
try
{
mbstate_t __state;
size_t __len;
__len = strlen(__cpossign);
if (__len)
{
++__len;
memset(&__state, 0, sizeof(mbstate_t));
__wcs_ps = new wchar_t[__len];
mbsrtowcs(__wcs_ps, &__cpossign, __len, &__state);
_M_data->_M_positive_sign = __wcs_ps;
}
else
_M_data->_M_positive_sign = L"";
_M_data->_M_positive_sign_size = wcslen(_M_data->_M_positive_sign);
__len = strlen(__cnegsign);
if (!__nposn)
_M_data->_M_negative_sign = L"()";
else if (__len)
{
++__len;
memset(&__state, 0, sizeof(mbstate_t));
__wcs_ns = new wchar_t[__len];
mbsrtowcs(__wcs_ns, &__cnegsign, __len, &__state);
_M_data->_M_negative_sign = __wcs_ns;
}
else
_M_data->_M_negative_sign = L"";
_M_data->_M_negative_sign_size = wcslen(_M_data->_M_negative_sign);
// _Intl == true.
__len = strlen(__ccurr);
if (__len)
{
++__len;
memset(&__state, 0, sizeof(mbstate_t));
wchar_t* __wcs = new wchar_t[__len];
mbsrtowcs(__wcs, &__ccurr, __len, &__state);
_M_data->_M_curr_symbol = __wcs;
}
else
_M_data->_M_curr_symbol = L"";
_M_data->_M_curr_symbol_size = wcslen(_M_data->_M_curr_symbol);
}
catch (...)
{
delete _M_data;
_M_data = 0;
delete __wcs_ps;
delete __wcs_ns;
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
__uselocale(__old);
#else
setlocale(LC_ALL, __old);
free(__old);
#endif
__throw_exception_again;
}
_M_data->_M_frac_digits = *(__nl_langinfo_l(__FRAC_DIGITS, __cloc));
char __pprecedes = *(__nl_langinfo_l(__P_CS_PRECEDES, __cloc));
char __pspace = *(__nl_langinfo_l(__P_SEP_BY_SPACE, __cloc));
char __pposn = *(__nl_langinfo_l(__P_SIGN_POSN, __cloc));
_M_data->_M_pos_format = _S_construct_pattern(__pprecedes, __pspace,
__pposn);
char __nprecedes = *(__nl_langinfo_l(__N_CS_PRECEDES, __cloc));
char __nspace = *(__nl_langinfo_l(__N_SEP_BY_SPACE, __cloc));
_M_data->_M_neg_format = _S_construct_pattern(__nprecedes, __nspace,
__nposn);
#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
__uselocale(__old);
#else
setlocale(LC_ALL, __old);
free(__old);
#endif
}
}
template<>
moneypunct<wchar_t, true>::~moneypunct()
{
if (_M_data->_M_positive_sign_size)
delete [] _M_data->_M_positive_sign;
if (_M_data->_M_negative_sign_size
&& wcscmp(_M_data->_M_negative_sign, L"()") != 0)
delete [] _M_data->_M_negative_sign;
if (_M_data->_M_curr_symbol_size)
delete [] _M_data->_M_curr_symbol;
delete _M_data;
}
template<>
moneypunct<wchar_t, false>::~moneypunct()
{
if (_M_data->_M_positive_sign_size)
delete [] _M_data->_M_positive_sign;
if (_M_data->_M_negative_sign_size
&& wcscmp(_M_data->_M_negative_sign, L"()") != 0)
delete [] _M_data->_M_negative_sign;
if (_M_data->_M_curr_symbol_size)
delete [] _M_data->_M_curr_symbol;
delete _M_data;
}
#endif
_GLIBCXX_END_NAMESPACE