diff --git a/include/boost/utf8_codecvt_facet.hpp b/include/boost/utf8_codecvt_facet.hpp deleted file mode 100644 index a7fdc6d..0000000 --- a/include/boost/utf8_codecvt_facet.hpp +++ /dev/null @@ -1,215 +0,0 @@ -#ifndef BOOST_UTF8_CODECVT_FACET_HPP -#define BOOST_UTF8_CODECVT_FACET_HPP - -// MS compatible compilers support #pragma once -#if defined(_MSC_VER) && (_MSC_VER >= 1020) -# pragma once -#endif - -/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 -// utf8_codecvt_facet.hpp - -// Copyright © 2001 Ronald Garcia, Indiana University (garcia@osl.iu.edu) -// Andrew Lumsdaine, Indiana University (lums@osl.iu.edu). Permission to copy, -// use, modify, sell and distribute this software is granted provided this -// copyright notice appears in all copies. This software is provided "as is" -// without express or implied warranty, and with no claim as to its suitability -// for any purpose. - -// Note:(Robert Ramey). I have made the following alterations in the original -// code. -// a) Rendered utf8_codecvt with using templates -// b) Move longer functions outside class definition to prevent inlining -// and make code smaller -// c) added on a derived class to permit translation to/from current -// locale to utf8 - -// See http://www.boost.org for updates, documentation, and revision history. - -// archives stored as text - note these ar templated on the basic -// stream templates to accommodate wide (and other?) kind of characters -// -// note the fact that on libraries without wide characters, ostream is -// is not a specialization of basic_ostream which in fact is not defined -// in such cases. So we can't use basic_ostream but rather -// use two template parameters -// -// utf8_codecvt_facet -// This is an implementation of a std::codecvt facet for translating -// from UTF-8 externally to UCS-4. Note that this is not tied to -// any specific types in order to allow customization on platforms -// where wchar_t is not big enough. -// -// NOTES: The current implementation jumps through some unpleasant hoops in -// order to deal with signed character types. As a std::codecvt_base::result, -// it is necessary for the ExternType to be convertible to unsigned char. -// I chose not to tie the extern_type explicitly to char. But if any combination -// of types other than is used, then std::codecvt must be -// specialized on those types for this to work. - -#include -#include // size_t - -namespace std{ - #if defined(__LIBCOMO__) - using ::mbstate_t; - #elif defined(BOOST_DINKUMWARE_STDLIB) - using ::mbstate_t; - #elif defined(__SGI_STL_PORT) - #elif defined(BOOST_NO_STDC_NAMESPACE) - using ::codecvt; - using ::mbstate_t; - #endif -} // namespace std - - -#if !defined(__MSL_CPP__) \ -&& !defined(__LIBCOMO__) - #define BOOST_CODECVT_DO_LENGTH_CONST const -#else - #define BOOST_CODECVT_DO_LENGTH_CONST -#endif - -#include - - -// maximum lenght of a multibyte string -#define MB_LENGTH_MAX 8 - -struct utf8_codecvt_facet_wchar_t : - public std::codecvt -{ -public: - explicit utf8_codecvt_facet_wchar_t(std::size_t no_locale_manage = 0) - : std::codecvt(no_locale_manage) - {} -protected: - virtual std::codecvt_base::result do_in( - std::mbstate_t& state, - const char * from, - const char * from_end, - const char * & from_next, - wchar_t * to, - wchar_t * to_end, - wchar_t*& to_next - ) const; - - virtual std::codecvt_base::result do_out( - std::mbstate_t & state, const wchar_t * from, - const wchar_t * from_end, const wchar_t* & from_next, - char * to, char * to_end, char * & to_next - ) const; - - bool invalid_continuing_octet(unsigned char octet_1) const { - return (octet_1 < 0x80|| 0xbf< octet_1); - } - - bool invalid_leading_octet(unsigned char octet_1) const { - return (0x7f < octet_1 && octet_1 < 0xc0) || - (octet_1 > 0xfd); - } - - // continuing octets = octets except for the leading octet - static unsigned int get_cont_octet_count(unsigned char lead_octet) { - return get_octet_count(lead_octet) - 1; - } - - static unsigned int get_octet_count(unsigned char lead_octet); - - // How many "continuing octets" will be needed for this word - // == total octets - 1. - int get_cont_octet_out_count(wchar_t word) const ; - - virtual bool do_always_noconv() const throw() { return false; } - - // UTF-8 isn't really stateful since we rewind on partial conversions - virtual std::codecvt_base::result do_unshift( - std::mbstate_t&, - char * from, - char * to, - char * & next - ) const{ - next = from; - return ok; - } - - virtual int do_encoding() const throw() { - const int variable_byte_external_encoding=0; - return variable_byte_external_encoding; - } - - // How many char objects can I process to get <= max_limit - // wchar_t objects? - virtual int do_length( - BOOST_CODECVT_DO_LENGTH_CONST std::mbstate_t &, - const char * from, - const char * from_end, - std::size_t max_limit - ) const throw(); - - // Largest possible value do_length(state,from,from_end,1) could return. - virtual int do_max_length() const throw () { - return 6; // largest UTF-8 encoding of a UCS-4 character - } -}; - -#if 0 // not used - incorrect in any case -// Robert Ramey - use the above to make a code converter from multi-byte -// char strings to utf8 encoding -struct utf8_codecvt_facet_char : public utf8_codecvt_facet_wchar_t -{ - typedef utf8_codecvt_facet_wchar_t base_class; -public: - explicit utf8_codecvt_facet_char(std::size_t no_locale_manage=0) - : base_class(no_locale_manage) - {} -protected: - virtual std::codecvt_base::result do_in( - std::mbstate_t & state, - const char * from, - const char * from_end, - const char * & from_next, - char * to, - char * to_end, - char * & to_next - ) const; - - virtual std::codecvt_base::result do_out( - std::mbstate_t & state, - const char * from, - const char * from_end, - const char* & from_next, - char * to, - char * to_end, - char * & to_next - ) const; - - // How many char objects can I process to get <= max_limit - // char objects? - virtual int do_length( - const std::mbstate_t&, - const char * from, - const char * from_end, - std::size_t max_limit - ) const; -}; -#endif - -template -struct utf8_codecvt_facet -{}; - -template<> -struct utf8_codecvt_facet - : public utf8_codecvt_facet_wchar_t -{}; - -#if 0 -template<> -struct utf8_codecvt_facet - : public utf8_codecvt_facet_char -{}; -#endif - -#endif // BOOST_UTF8_CODECVT_FACET_HPP -