diff options
Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/src/locale_facets.cc')
| -rw-r--r-- | gcc-4.4.3/libstdc++-v3/src/locale_facets.cc | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/src/locale_facets.cc b/gcc-4.4.3/libstdc++-v3/src/locale_facets.cc new file mode 100644 index 000000000..081565470 --- /dev/null +++ b/gcc-4.4.3/libstdc++-v3/src/locale_facets.cc @@ -0,0 +1,114 @@ +// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, +// 2006, 2007, 2008, 2009 +// 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 3, 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. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// <http://www.gnu.org/licenses/>. + +#include <locale> + +_GLIBCXX_BEGIN_NAMESPACE(std) + + // Definitions for static const data members of time_base. + template<> + const char* + __timepunct_cache<char>::_S_timezones[14] = + { + "GMT", "HST", "AKST", "PST", "MST", "CST", "EST", "AST", "NST", "CET", + "IST", "EET", "CST", "JST" + }; + +#ifdef _GLIBCXX_USE_WCHAR_T + template<> + const wchar_t* + __timepunct_cache<wchar_t>::_S_timezones[14] = + { + L"GMT", L"HST", L"AKST", L"PST", L"MST", L"CST", L"EST", L"AST", + L"NST", L"CET", L"IST", L"EET", L"CST", L"JST" + }; +#endif + + // Definitions for static const data members of money_base. + const money_base::pattern + money_base::_S_default_pattern = { {symbol, sign, none, value} }; + + const char* money_base::_S_atoms = "-0123456789"; + + const char* __num_base::_S_atoms_in = "-+xX0123456789abcdefABCDEF"; + const char* __num_base::_S_atoms_out ="-+xX0123456789abcdef0123456789ABCDEF"; + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // According to the resolution of DR 231, about 22.2.2.2.2, p11, + // "str.precision() is specified in the conversion specification". + void + __num_base::_S_format_float(const ios_base& __io, char* __fptr, char __mod) + { + ios_base::fmtflags __flags = __io.flags(); + *__fptr++ = '%'; + // [22.2.2.2.2] Table 60 + if (__flags & ios_base::showpos) + *__fptr++ = '+'; + if (__flags & ios_base::showpoint) + *__fptr++ = '#'; + + // As per DR 231: _always_, not only when + // __flags & ios_base::fixed || __prec > 0 + *__fptr++ = '.'; + *__fptr++ = '*'; + + if (__mod) + *__fptr++ = __mod; + ios_base::fmtflags __fltfield = __flags & ios_base::floatfield; + // [22.2.2.2.2] Table 58 + if (__fltfield == ios_base::fixed) + *__fptr++ = 'f'; + else if (__fltfield == ios_base::scientific) + *__fptr++ = (__flags & ios_base::uppercase) ? 'E' : 'e'; + else + *__fptr++ = (__flags & ios_base::uppercase) ? 'G' : 'g'; + *__fptr = '\0'; + } + + bool + __verify_grouping(const char* __grouping, size_t __grouping_size, + const string& __grouping_tmp) + { + const size_t __n = __grouping_tmp.size() - 1; + const size_t __min = std::min(__n, size_t(__grouping_size - 1)); + size_t __i = __n; + bool __test = true; + + // Parsed number groupings have to match the + // numpunct::grouping string exactly, starting at the + // right-most point of the parsed sequence of elements ... + for (size_t __j = 0; __j < __min && __test; --__i, ++__j) + __test = __grouping_tmp[__i] == __grouping[__j]; + for (; __i && __test; --__i) + __test = __grouping_tmp[__i] == __grouping[__min]; + // ... but the first parsed grouping can be <= numpunct + // grouping (only do the check if the numpunct char is > 0 + // because <= 0 means any size is ok). + if (static_cast<signed char>(__grouping[__min]) > 0 + && __grouping[__min] != __gnu_cxx::__numeric_traits<char>::__max) + __test &= __grouping_tmp[0] <= __grouping[__min]; + return __test; + } + +_GLIBCXX_END_NAMESPACE |