512 lines
18 KiB
C
512 lines
18 KiB
C
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#ifndef __NUMERAL_H
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#define __NUMERAL_H
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#pragma option push -b -a8 -pc -Vx- -Ve- -w-inl -w-aus -w-sig
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// -*- C++ -*-
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/***************************************************************************
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*
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* numeral - Declarations for the Standard Library numeric facets
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*
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***************************************************************************
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*
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* Copyright (c) 1994-1999 Rogue Wave Software, Inc. All Rights Reserved.
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*
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* This computer software is owned by Rogue Wave Software, Inc. and is
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* protected by U.S. copyright laws and other laws and by international
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* treaties. This computer software is furnished by Rogue Wave Software,
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* Inc. pursuant to a written license agreement and may be used, copied,
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* transmitted, and stored only in accordance with the terms of such
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* license and with the inclusion of the above copyright notice. This
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* computer software or any other copies thereof may not be provided or
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* otherwise made available to any other person.
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*
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* U.S. Government Restricted Rights. This computer software is provided
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* with Restricted Rights. Use, duplication, or disclosure by the
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* Government is subject to restrictions as set forth in subparagraph (c)
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* (1) (ii) of The Rights in Technical Data and Computer Software clause
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* at DFARS 252.227-7013 or subparagraphs (c) (1) and (2) of the
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* Commercial Computer Software <EFBFBD> Restricted Rights at 48 CFR 52.227-19,
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* as applicable. Manufacturer is Rogue Wave Software, Inc., 5500
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* Flatiron Parkway, Boulder, Colorado 80301 USA.
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*
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**************************************************************************/
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#ifndef __STD_NUMERAL__
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#define __STD_NUMERAL__ 1
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#ifndef __STD_RWLOCALE__
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#include <rw/rwlocale>
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#endif
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#ifndef __STD_IOSBASE__
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#include <rw/iosbase>
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#endif
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#ifndef __STD_LIMITS
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#include <limits>
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#endif
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#ifndef _RWSTD_NO_NAMESPACE
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namespace __rwstd {
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#endif
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// ------------------------------------------------------
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// Implementation class template -- numpunct_init<charT>.
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// ------------------------------------------------------
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// Structure used to initialize a rwstd::numpunct_data.
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template <class charT>
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class _RWSTDExportTemplate numpunct_init {
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public:
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bool del_; // Kill the bearer of this message
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charT dp_, ts_; // Decimal point and thousands separator
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const char *gr_; // Digit grouping rule
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const charT *tn_, *fn_; // Strings for boolean true and false
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};
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// --------------------------------------
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// Implementation class -- numpunct_base.
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// --------------------------------------
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// Contains parts of numpunct<charT> that don't depend on the charT template
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// parameter.
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class _RWSTDExport numpunct_base {
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public:
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static numpunct_init<char> *get_named_init_ (const char*);
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};
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// ------------------------------------------------------
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// Implementation class template -- numpunct_data<charT>.
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// ------------------------------------------------------
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// numpunct<charT> derives from this (via rwstd::numpunct_impl) to get its
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// private data members.
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template <class charT>
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class _RWSTDExportTemplate numpunct_data :
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public numpunct_base,
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public punct_data<charT>
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{
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#ifndef _RWSTD_NO_NAMESPACE
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friend class _RW_STD::numpunct<charT>;
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#else
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friend class numpunct<charT>;
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#endif
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friend class keyword_cracker<charT>;
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typedef _RW_STD::basic_string<charT,_RW_STD::char_traits<charT>,_RW_STD::allocator<charT> > string_type;
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string_type tn_, fn_;
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keyword_def<charT> tf_defs_[2];
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keyword_map<charT> tf_map_;
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protected:
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inline numpunct_data (const numpunct_init<charT>*);
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numpunct_init<charT> *get_init_by_name_ (const char*);
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void __initfacetbase (const locale*);
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};
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template <class charT>
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inline numpunct_data<charT>::numpunct_data
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(const numpunct_init<charT> *init)
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{
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if (!init) {
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this->dp_=charT('.');
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this->ts_=charT(',');
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} else {
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this->dp_=init->dp_;
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this->ts_=init->ts_;
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this->gr_=init->gr_;
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tn_=init->tn_;
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fn_=init->fn_;
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if (init->del_)
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delete[] (char*) init;
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}
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}
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template <class charT>
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numpunct_init<charT>* _RWSTDExportTemplate
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fixup_numpunct_init
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(numpunct_init<char>*,charT*);
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#ifndef _RWSTD_NO_NEW_TEMPLATE_SYNTAX
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template <>
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inline numpunct_init<char>*
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fixup_numpunct_init<char>(numpunct_init<char> *init,char*)
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#else
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inline numpunct_init<char>*
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fixup_numpunct_init(numpunct_init<char> *init,char*)
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#endif // _RWSTD_NO_NEW_TEMPLATE_SYNTAX
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{ return init; }
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// ------------------------------------------------------
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// Implementation class template -- numpunct_impl<charT>.
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// ------------------------------------------------------
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// numpunct<charT> derives from this to obtain the part of its behavior that
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// must be specialized for char and wchar_t. This lets us avoid specializing
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// the whole numpunct<charT> template. Currently the only specialized behavior
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// is the initialization of private data members in the constructor.
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template <class charT>
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class _RWSTDExportTemplate numpunct_impl :
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public numpunct_data<charT>
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{
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protected:
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numpunct_impl (const numpunct_init<charT>* init)
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: numpunct_data<charT>(init) { }
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public:
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static const numpunct_init<charT> *get_ivals_ ()
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{ return NULL; }
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};
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_RWSTD_TEMPLATE
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class _RWSTDExport numpunct_impl<char>: // Specialization
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public numpunct_data<char>
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{
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#if !defined(_MSC_VER) || defined(__BORLANDC__)
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static _RWSTDExport numpunct_init<char> ivals_; // Vendor-supplied
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#else
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static numpunct_init<char> ivals_;
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#endif
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protected:
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numpunct_impl
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(const numpunct_init<char> *init):
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numpunct_data<char>(init) { }
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public:
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static const numpunct_init<char> *get_ivals_ ()
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{ return &ivals_; }
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};
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#ifndef _RWSTD_NO_WIDE_CHAR
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_RWSTD_TEMPLATE
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class _RWSTDExport numpunct_impl<wchar_t>: // Specialization
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public numpunct_data<wchar_t>
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{
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#if !defined(_MSC_VER) || defined(__BORLANDC__)
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static _RWSTDExport numpunct_init<wchar_t> ivals_; // Vendor-supplied
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#else
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static numpunct_init<wchar_t> ivals_;
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#endif
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protected:
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numpunct_impl
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(const numpunct_init<wchar_t> *init):
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numpunct_data<wchar_t>(init) { }
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public:
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static const numpunct_init<wchar_t> *get_ivals_ ()
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{ return &ivals_; }
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};
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#endif // _RWSTD_NO_WIDE_CHAR
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#ifndef _RWSTD_NO_NAMESPACE
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} namespace std {
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#endif
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// ---------------------------------------------------------------
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// Standard numeric parsing facet -- num_get<charT,InputIterator>.
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// ---------------------------------------------------------------
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template <class charT, class InputIterator>
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class _RWSTDExportTemplate num_get: public locale::facet
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{
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public:
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typedef charT char_type;
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typedef InputIterator iter_type;
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_EXPLICIT num_get (size_t refs=0): locale::facet(refs,locale::numeric) { }
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#ifndef _RWSTD_NO_BOOL
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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bool& v) const { return do_get(i,e,f,err,v); }
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#endif
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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long& v) const { return do_get(i,e,f,err,v); }
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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unsigned short& v) const { return do_get(i,e,f,err,v); }
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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unsigned int& v) const { return do_get(i,e,f,err,v); }
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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unsigned long& v) const { return do_get(i,e,f,err,v); }
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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float& v) const { return do_get(i,e,f,err,v); }
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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double& v) const { return do_get(i,e,f,err,v); }
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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long double& v) const { return do_get(i,e,f,err,v); }
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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void*& p) const { return do_get(i,e,f,err,p); }
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static locale::id id;
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// Extension for compilers that have an extra-long integer type:
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#ifdef _RWSTD_LONG_LONG
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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_RWSTD_LONG_LONG& v) const
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{ return do_get(i,e,f,err,v); }
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iter_type get (iter_type i, iter_type e, ios_base &f, ios_base::iostate &err,
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unsigned _RWSTD_LONG_LONG& v) const
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{ return do_get(i,e,f,err,v); }
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#endif
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// Implementation:
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enum { __facet_cat = locale::numeric, __ok_implicit = 1 };
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protected:
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virtual ~num_get();
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#ifndef _RWSTD_NO_BOOL
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err, bool& v) const;
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#endif
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err, long& v) const;
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err, unsigned short& v) const;
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err, unsigned int& v) const;
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err, unsigned long& v) const;
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err, float& v) const;
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err, double& v) const;
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err, long double& v) const;
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err, void*& p) const;
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#ifdef _RWSTD_LONG_LONG
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err,
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_RWSTD_LONG_LONG& v) const;
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virtual iter_type do_get (iter_type, iter_type, ios_base&,
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ios_base::iostate& err,
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unsigned _RWSTD_LONG_LONG& v) const;
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#endif
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// Implementation:
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private:
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#ifdef _RWSTD_NO_MEMBER_TEMPLATES
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locale::id &__get_id (void) const { return id; }
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#endif
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};
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// -------------------------------------------------------------------
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// Standard numeric formatting facet -- num_put<charT,OutputIterator>.
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// -------------------------------------------------------------------
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template <class charT, class OutputIterator>
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class _RWSTDExportTemplate num_put: public locale::facet {
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public:
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typedef charT char_type;
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typedef OutputIterator iter_type;
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_EXPLICIT num_put (size_t refs=0): locale::facet(refs,locale::numeric) { }
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#ifndef _RWSTD_NO_BOOL
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iter_type put (iter_type s, ios_base& f, char_type fill, bool v)
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const { return do_put(s,f,fill,v); }
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#endif
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iter_type put (iter_type s, ios_base& f, char_type fill, long v)
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const { return do_put(s,f,fill,v); }
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iter_type put (iter_type s, ios_base& f, char_type fill, unsigned long v)
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const { return do_put(s,f,fill,v); }
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iter_type put (iter_type s, ios_base& f, char_type fill, double v)
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const { return do_put(s,f,fill,v); }
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iter_type put (iter_type s, ios_base& f, char_type fill, long double v)
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const { return do_put(s,f,fill,v); }
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iter_type put (iter_type s, ios_base& f, char_type fill, const void* p)
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const { return do_put(s,f,fill,p); }
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#ifndef _RWSTD_STRICT_ANSI
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// Rogue Wave extensions.
|
|||
|
|
#ifdef __TURBOC__
|
|||
|
|
iter_type put (iter_type s, ios_base& f, char_type fill, float v)
|
|||
|
|
const { return do_put(s,f,fill,(double)v); }
|
|||
|
|
#endif
|
|||
|
|
iter_type put (iter_type s, ios_base& f, char_type fill, short v)
|
|||
|
|
const { return do_put(s,f,fill,v); }
|
|||
|
|
iter_type put (iter_type s, ios_base& f, char_type fill, unsigned short v)
|
|||
|
|
const { return do_put(s,f,fill,v); }
|
|||
|
|
iter_type put (iter_type s, ios_base& f, char_type fill, int v)
|
|||
|
|
const { return do_put(s,f,fill,v); }
|
|||
|
|
iter_type put (iter_type s, ios_base& f, char_type fill, unsigned int v)
|
|||
|
|
const { return do_put(s,f,fill,v); }
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#ifdef _RWSTD_LONG_LONG
|
|||
|
|
iter_type put (iter_type s, ios_base& f, char_type fill,
|
|||
|
|
_RWSTD_LONG_LONG v) const
|
|||
|
|
{ return do_put(s,f,fill,v); }
|
|||
|
|
iter_type put (iter_type s, ios_base& f, char_type fill,
|
|||
|
|
unsigned _RWSTD_LONG_LONG v) const
|
|||
|
|
{ return do_put(s,f,fill,v); }
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
static locale::id id;
|
|||
|
|
|
|||
|
|
// Implementation:
|
|||
|
|
enum { __facet_cat = locale::numeric, __ok_implicit = 1 };
|
|||
|
|
|
|||
|
|
protected:
|
|||
|
|
virtual ~num_put();
|
|||
|
|
|
|||
|
|
#ifndef _RWSTD_NO_BOOL
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
bool v) const;
|
|||
|
|
#endif
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
long v) const;
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
unsigned long v) const;
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
double v) const;
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
long double v) const;
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
const void* p) const;
|
|||
|
|
|
|||
|
|
#ifndef _RWSTD_STRICT_ANSI
|
|||
|
|
// Rogue Wave extensions.
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
short v) const;
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
unsigned short v) const;
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
int v) const;
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
unsigned int v) const;
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#ifdef _RWSTD_LONG_LONG
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
_RWSTD_LONG_LONG v) const;
|
|||
|
|
virtual iter_type do_put (iter_type, ios_base&, char_type fill,
|
|||
|
|
unsigned _RWSTD_LONG_LONG v) const;
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
// Implementation.
|
|||
|
|
|
|||
|
|
private:
|
|||
|
|
#ifdef _RWSTD_NO_MEMBER_TEMPLATES
|
|||
|
|
locale::id &__get_id (void) const { return id; }
|
|||
|
|
#endif
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
// ------------------------------------------------------
|
|||
|
|
// Standard numeric punctuation facet -- numpunct<charT>.
|
|||
|
|
// ------------------------------------------------------
|
|||
|
|
|
|||
|
|
template <class charT>
|
|||
|
|
class _RWSTDExportTemplate numpunct: public locale::facet,
|
|||
|
|
public __RWSTD::numpunct_impl<charT>
|
|||
|
|
{
|
|||
|
|
public:
|
|||
|
|
typedef charT char_type;
|
|||
|
|
typedef basic_string<charT,char_traits<charT>,allocator<charT> >
|
|||
|
|
string_type;
|
|||
|
|
|
|||
|
|
// The second parameter (i) to the constructor is implementation specific.
|
|||
|
|
// For portable code, always let it default as shown.
|
|||
|
|
_EXPLICIT numpunct (size_t refs=0,
|
|||
|
|
#if !defined(_MSC_VER) || defined(__BORLANDC__)
|
|||
|
|
const __RWSTD::numpunct_init<charT> *i = __RWSTD::numpunct_impl<charT>::get_ivals_());
|
|||
|
|
#else
|
|||
|
|
const __RWSTD::numpunct_init<charT> *i = get_ivals_());
|
|||
|
|
#endif
|
|||
|
|
char_type decimal_point() const { return do_decimal_point(); }
|
|||
|
|
char_type thousands_sep() const { return do_thousands_sep(); }
|
|||
|
|
string grouping() const { return do_grouping(); }
|
|||
|
|
string_type truename() const { return do_truename(); }
|
|||
|
|
string_type falsename() const { return do_falsename(); }
|
|||
|
|
|
|||
|
|
static locale::id id;
|
|||
|
|
|
|||
|
|
// Implementation:
|
|||
|
|
enum { __facet_cat = locale::numeric, __ok_implicit = 1 };
|
|||
|
|
|
|||
|
|
protected:
|
|||
|
|
virtual ~numpunct();
|
|||
|
|
|
|||
|
|
virtual char_type do_decimal_point() const;
|
|||
|
|
virtual char_type do_thousands_sep() const;
|
|||
|
|
virtual string do_grouping() const;
|
|||
|
|
virtual string_type do_truename() const;
|
|||
|
|
virtual string_type do_falsename() const;
|
|||
|
|
|
|||
|
|
// Implementation:
|
|||
|
|
|
|||
|
|
private:
|
|||
|
|
void __initfacet (const locale*);
|
|||
|
|
|
|||
|
|
#ifdef _RWSTD_NO_MEMBER_TEMPLATES
|
|||
|
|
locale::id &__get_id (void) const { return id; }
|
|||
|
|
#endif
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
template <class charT>
|
|||
|
|
inline numpunct<charT>::numpunct
|
|||
|
|
(size_t refs,const __RWSTD::numpunct_init<charT> *init):
|
|||
|
|
locale::facet(refs,locale::numeric),
|
|||
|
|
__RWSTD::numpunct_impl<charT>(init)
|
|||
|
|
{ }
|
|||
|
|
|
|||
|
|
// -------------------------------------------------
|
|||
|
|
// Standard derived facet -- numpunct_byname<charT>.
|
|||
|
|
// -------------------------------------------------
|
|||
|
|
|
|||
|
|
template <class charT>
|
|||
|
|
class numpunct_byname: public numpunct<charT> {
|
|||
|
|
public:
|
|||
|
|
_EXPLICIT numpunct_byname (const char*, size_t refs=0);
|
|||
|
|
|
|||
|
|
protected:
|
|||
|
|
virtual ~numpunct_byname();
|
|||
|
|
|
|||
|
|
// Virtual member functions inherited from numpunct<charT>:
|
|||
|
|
// virtual char_type do_decimal_point() const;
|
|||
|
|
// virtual char_type do_thousands_sep() const;
|
|||
|
|
// virtual string do_grouping() const;
|
|||
|
|
// virtual string_type do_truename() const;
|
|||
|
|
// virtual string_type do_falsename() const;
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
#ifndef _RWSTD_NO_NAMESPACE
|
|||
|
|
} namespace __rwstd {
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#ifndef _RWSTD_NO_FUNC_PARTIAL_SPEC
|
|||
|
|
template <class charT>
|
|||
|
|
inline _RW_STD::numpunct<charT>* create_named_facet
|
|||
|
|
(_RW_STD::numpunct<charT>*,const char *name,size_t refs)
|
|||
|
|
{ return new _RW_STD::numpunct_byname<charT>(name,refs); }
|
|||
|
|
#else
|
|||
|
|
|
|||
|
|
inline _RW_STD::numpunct<char>* create_named_facet
|
|||
|
|
(_RW_STD::numpunct<char>*,const char *name,size_t refs)
|
|||
|
|
{ return new _RW_STD::numpunct_byname<char>(name,refs); }
|
|||
|
|
|
|||
|
|
#ifndef _RWSTD_NO_WIDE_CHAR
|
|||
|
|
inline _RW_STD::numpunct<wchar_t>* create_named_facet
|
|||
|
|
(_RW_STD::numpunct<wchar_t>*,const char *name,size_t refs)
|
|||
|
|
{ return new _RW_STD::numpunct_byname<wchar_t>(name,refs); }
|
|||
|
|
#endif
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#ifndef _RWSTD_NO_NAMESPACE
|
|||
|
|
}
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#ifdef _RWSTD_COMPILE_INSTANTIATE
|
|||
|
|
#include <rw/numeral.cc>
|
|||
|
|
#endif
|
|||
|
|
#endif // __STD_NUMERAL__
|
|||
|
|
#pragma option pop
|
|||
|
|
#endif /* __NUMERAL_H */
|