// std::moneypunct implementation details, GNU version -*- C++ -*- // Copyright (C) 2001, 2002, 2003, 2004 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: 22.2.6.3.2 moneypunct virtual functions // // Written by Benjamin Kosnik #include #include 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: ; } return __ret; } template<> void moneypunct::_M_initialize_moneypunct(__c_locale __cloc, const char*) { if (!_M_data) _M_data = new __moneypunct_cache; 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::_M_initialize_moneypunct(__c_locale __cloc, const char*) { if (!_M_data) _M_data = new __moneypunct_cache; 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::~moneypunct() { delete _M_data; } template<> moneypunct::~moneypunct() { delete _M_data; } #ifdef _GLIBCXX_USE_WCHAR_T template<> void moneypunct::_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; 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(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::_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; 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(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::~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::~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 }