diff options
Diffstat (limited to 'misc/uClibc++/libxx/uClib++/fstream.cxx')
| -rw-r--r-- | misc/uClibc++/libxx/uClib++/fstream.cxx | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/misc/uClibc++/libxx/uClib++/fstream.cxx b/misc/uClibc++/libxx/uClib++/fstream.cxx deleted file mode 100644 index 535fe9a52..000000000 --- a/misc/uClibc++/libxx/uClib++/fstream.cxx +++ /dev/null @@ -1,174 +0,0 @@ -/* Copyright (C) 2004 Garrett A. Kajmowicz - - This file is part of the uClibc++ Library. - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -*/ - -#define __UCLIBCXX_COMPILE_FSTREAM__ 1 - -#include <fstream> - -namespace std{ - -#ifdef __UCLIBCXX_EXPAND_FSTREAM_CHAR__ - -#ifdef __UCLIBCXX_EXPAND_CONSTRUCTORS_DESTRUCTORS__ - - template _UCXXEXPORT filebuf::basic_filebuf(); - template _UCXXEXPORT filebuf::~basic_filebuf(); - -#endif //__UCLIBCXX_EXPAND_CONSTRUCTORS_DESTRUCTORS__ - - template _UCXXEXPORT filebuf::int_type filebuf::pbackfail(filebuf::int_type c); - template _UCXXEXPORT filebuf * filebuf::open(const char* s, ios_base::openmode mode); - template _UCXXEXPORT filebuf * filebuf::close(); - template _UCXXEXPORT filebuf::int_type filebuf::overflow(filebuf::int_type); - template _UCXXEXPORT filebuf::int_type filebuf::underflow (); - template _UCXXEXPORT streamsize filebuf::xsputn(const char* s, streamsize n); - - template _UCXXEXPORT basic_streambuf<char, char_traits<char> >* - filebuf::setbuf(char * s, streamsize n); - - -#ifdef __UCLIBCXX_EXPAND_CONSTRUCTORS_DESTRUCTORS__ - - template _UCXXEXPORT basic_ofstream<char, char_traits<char> >::basic_ofstream(); - template _UCXXEXPORT basic_ofstream<char, char_traits<char> >::basic_ofstream(const char* s, ios_base::openmode mode); - template _UCXXEXPORT basic_ofstream<char, char_traits<char> >::~basic_ofstream(); - - template _UCXXEXPORT basic_ifstream<char, char_traits<char> >::basic_ifstream(); - template _UCXXEXPORT basic_ifstream<char, char_traits<char> >::basic_ifstream(const char* s, ios_base::openmode mode); - template _UCXXEXPORT basic_ifstream<char, char_traits<char> >::~basic_ifstream(); - -#endif //__UCLIBCXX_EXPAND_CONSTRUCTORS_DESTRUCTORS__ - - -#endif - - - -#ifdef __UCLIBCXX_HAS_WCHAR__ - -template <> _UCXXEXPORT basic_filebuf<wchar_t, char_traits<wchar_t> >::int_type - basic_filebuf<wchar_t, char_traits<wchar_t> >::overflow(int_type c) -{ - typedef basic_streambuf<wchar_t, char_traits<wchar_t> > wstreambuf; - typedef char_traits<wchar_t> wtraits; - - if(is_open() == false){ - //Can't do much - return wtraits::eof(); - } - - mbstate_t ps = { 0 }; - char out_array[8]; - size_t out_size; - - - if( wstreambuf::pbase() != 0 ){ - - //Write all possible character from the existing array first - size_t chars_written = 0; - while(wstreambuf::pbase() && (wstreambuf::pbase() + chars_written !=wstreambuf::pptr()) ){ - out_size = wcrtomb(out_array, wstreambuf::pbase()[chars_written], &ps); - if(out_size == (size_t)(-1) || fwrite(out_array, out_size, 1, fp) == 0){ - break; - } - ++chars_written; - } - - if( wstreambuf::pbase() + chars_written == wstreambuf::pptr() ){ - wstreambuf::pbump(-chars_written); - }else{ - //Shuffle data back into order - size_t chars_left = wstreambuf::pptr() - wstreambuf::pbase() - chars_written; - for(size_t i = 0; i < chars_left; ++i){ - wstreambuf::pbase()[i] = (wstreambuf::pptr() - chars_written)[i]; - } - return wtraits::eof(); - } - } - - if( !wtraits::eq_int_type(c, wtraits::eof()) ){ - out_size = wcrtomb(out_array, c, &ps); - if(out_size == (size_t)(-1) || fwrite(out_array, out_size, 1, fp) == 0){ - return wtraits::eof(); - } - return c; - } - - return wtraits::not_eof(c); -} - - -template <> _UCXXEXPORT basic_filebuf<wchar_t, char_traits<wchar_t> >::int_type - basic_filebuf<wchar_t, char_traits<wchar_t> >::underflow() -{ - /*Some variables used internally: - Buffer pointers: - - charT * mgbeg; - charT * mgnext; - charT * mgend; - - eback() returns mgbeg - gptr() returns mgnext - egptr() returns mgend - - gbump(int n) mgnext+=n - */ - - typedef char_traits<wchar_t> traits; - typedef basic_streambuf<wchar_t, traits> wstreambuf; - - - if(wstreambuf::eback() == wstreambuf::gptr() && 0 != wstreambuf::eback()){ //Buffer is full - return traits::to_int_type(*wstreambuf::gptr()); - } - - size_t in_size; - - wchar_t c = 0; - wint_t wi = 0; - in_size = 0; - - wi = fgetwc(fp); - if(WEOF == wi){ - fprintf(stderr, "WEOF returned by fgetwc\n"); - return traits::eof(); - } - - c = traits::to_char_type(wi); - - if(wstreambuf::eback() == 0){ - return traits::to_int_type(c); - } - - for(wchar_t * i = wstreambuf::gptr(); i < wstreambuf::egptr(); ++i){ - *(i-1) = *i; - } - - *(wstreambuf::egptr()-1) = c; - - wstreambuf::mgnext -= 1; - - return traits::to_int_type(*wstreambuf::gptr()); -} - -#endif // __UCLIBCXX_HAS_WCHAR__ - - -} |