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basic_file.h: Include basic_file_model.h.

Browse source 
2001-02-27  Benjamin Kosnik  <bkoz@redhat.com>

	libstdc++/1886
	* include/bits/basic_file.h: Include basic_file_model.h.
	* config/c_io_libio.cc: Move to...
	* config/basic_file_libio.cc: Here.
	* config/basic_file_libio.h: New file.
	* config/c_io_stdio.cc: Move to...
	* config/basic_file_stdio.cc: Here.
	* config/basic_file_stdio.h: New file.
	* config/c_io_libio.h: Tweak.
	* config/c_io_stdio.h: Tweak.
	* src/Makefile.am (build_headers): Add basic_file_model.h.
	(sources): Add basic_file.cc, remove c++io.cc.
	* src/Makefile.in: Regenerate.
	* acinclude.m4 (GLIBCPP_ENABLE_CSTDIO): Add support for
	basic_file_model.h and basic_file.cc.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* testsuite/27_io/filebuf.cc (test05): Add regression.

From-SVN: r40109
This commit is contained in:
Benjamin Kosnik 2001-02-28 03:26:44 +00:00
parent c0a26060f6
commit 115b5a7e47
2 changed files with 0 additions and 716 deletions
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447
libstdc++-v3/config/c_io_libio.cc
View file

@ -1,447 +0,0 @@
// Wrapper of C-language FILE struct -*- C++ -*-
// Copyright (C) 2000 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: 27.8 File-based streams
//
#include <bits/basic_file.h>
#include <libioP.h>
namespace std {
// __basic_file<char> specializations
template<>
__basic_file<char>::__basic_file(__c_lock* __lock);
template<>
int
__basic_file<char>::overflow(int __c);
template<>
int
__basic_file<char>::underflow();
template<>
int
__basic_file<char>::uflow();
template<>
int
__basic_file<char>::pbackfail(int __c);
template<>
streamsize
__basic_file<char>::xsputn(const char* __s, streamsize __n);
template<>
streamoff
__basic_file<char>::seekoff(streamoff __off, ios_base::seekdir __way,
ios_base::openmode __mode);
template<>
streamoff
__basic_file<char>::seekpos(streamoff __pos, ios_base::openmode __mode);
template<>
streambuf*
__basic_file<char>::setbuf(char* __b, int __len);
template<>
int
__basic_file<char>::sync();
template<>
int
__basic_file<char>::doallocate();
// __basic_file<wchar_t> specializations
#ifdef _GLIBCPP_USE_WCHAR_T
template<>
__basic_file<wchar_t>::__basic_file(__c_lock* __lock);
template<>
int
__basic_file<wchar_t>::overflow(int __c);
template<>
int
__basic_file<wchar_t>::underflow();
template<>
int
__basic_file<wchar_t>::uflow();
template<>
int
__basic_file<wchar_t>::pbackfail(int __c);
template<>
streamsize
__basic_file<wchar_t>::xsputn(const wchar_t* __s, streamsize __n);
template<>
streamoff
__basic_file<wchar_t>::seekoff(streamoff __off, ios_base::seekdir __way,
ios_base::openmode __mode);
template<>
streamoff
__basic_file<wchar_t>::seekpos(streamoff __pos, ios_base::openmode __mode);
template<>
streambuf*
__basic_file<wchar_t>::setbuf(wchar_t* __b, int __len);
template<>
int
__basic_file<wchar_t>::sync();
template<>
int
__basic_file<wchar_t>::doallocate();
#endif
// Generic definitions for __basic_file
template<typename _CharT>
int
__basic_file<_CharT>::get_fileno(void)
{ return _fileno; }
template<typename _CharT>
__basic_file<_CharT>::~__basic_file()
{ _IO_file_finish(this, 0); }
template<typename _CharT>
void
__basic_file<_CharT>::_M_open_mode(ios_base::openmode __mode,
int& __p_mode, int& __rw_mode,
char* /*__c_mode*/)
{
#ifdef O_BINARY
bool __testb = __mode & ios_base::binary;
#endif
bool __testi = __mode & ios_base::in;
bool __testo = __mode & ios_base::out;
bool __testt = __mode & ios_base::trunc;
bool __testa = __mode & ios_base::app;
if (!__testi && __testo && !__testt && !__testa)
{
__p_mode = O_WRONLY | O_TRUNC | O_CREAT;
__rw_mode = _IO_NO_READS;
}
if (!__testi && __testo && !__testt && __testa)
{
__p_mode = O_WRONLY | O_APPEND | O_CREAT;
__rw_mode = _IO_NO_READS | _IO_IS_APPENDING;
}
if (!__testi && __testo && __testt && !__testa)
{
__p_mode = O_WRONLY | O_TRUNC | O_CREAT;
__rw_mode = _IO_NO_READS;
}
if (__testi && !__testo && !__testt && !__testa)
{
__p_mode = O_RDONLY;
__rw_mode = _IO_NO_WRITES;
}
if (__testi && __testo && !__testt && !__testa)
{
__p_mode = O_RDWR;
__rw_mode = 0;
}
if (__testi && __testo && __testt && !__testa)
{
__p_mode = O_RDWR | O_TRUNC | O_CREAT;
__rw_mode = 0;
}
#ifdef O_BINARY
if (__testb)
__p_mode |= O_BINARY;
#endif
}
template<typename _CharT>
__basic_file<_CharT>*
__basic_file<_CharT>::sys_open(int __fd, ios_base::openmode __mode)
{
__basic_file* __ret = NULL;
int __p_mode = 0;
int __rw_mode = _IO_NO_READS + _IO_NO_WRITES;
char __c_mode[4];
_M_open_mode(__mode, __p_mode, __rw_mode, __c_mode);
if (!_IO_file_is_open(this))
{
_fileno = __fd;
_flags &= ~(_IO_NO_READS+_IO_NO_WRITES);
_flags |= _IO_DELETE_DONT_CLOSE;
_offset = _IO_pos_BAD;
int __mask = _IO_NO_READS + _IO_NO_WRITES + _IO_IS_APPENDING;
_IO_mask_flags(this, __rw_mode, __mask);
}
return __ret;
}
template<typename _CharT>
__basic_file<_CharT>*
__basic_file<_CharT>::open(const char* __name, ios_base::openmode __mode,
int __prot)
{
__basic_file* __ret = NULL;
int __p_mode = 0;
int __rw_mode = _IO_NO_READS + _IO_NO_WRITES;
char __c_mode[4];
_M_open_mode(__mode, __p_mode, __rw_mode, __c_mode);
if (!_IO_file_is_open(this))
{
__c_file_type* __f;
__f = _IO_file_open(this, __name, __p_mode, __prot, __rw_mode, 0);
__ret = __f ? this: NULL;
}
return __ret;
}
template<typename _CharT>
bool
__basic_file<_CharT>::is_open() { return _fileno >= 0; }
template<typename _CharT>
__basic_file<_CharT>*
__basic_file<_CharT>::close()
{
return _IO_file_close_it(this) ? static_cast<__basic_file*>(NULL) : this;
}
template<typename _CharT>
streamsize
__basic_file<_CharT>::xsgetn(_CharT* __s, streamsize __n)
{ return _IO_file_xsgetn(this, __s, __n); }
// NB: Unused.
template<typename _CharT>
streamsize
__basic_file<_CharT>::sys_read(_CharT* __s, streamsize __n)
{ return _IO_file_read(this, __s, __n); }
// NB: Unused.
template<typename _CharT>
streamsize
__basic_file<_CharT>::sys_write(const _CharT* __s, streamsize __n)
{ return _IO_file_write(this, __s, __n); }
// NB: Unused.
template<typename _CharT>
streamoff
__basic_file<_CharT>::sys_seek(streamoff __pos, ios_base::seekdir __way)
{ return _IO_file_seek(this, __pos, __way); }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::sys_close()
{ return _IO_file_close(this); }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::sys_stat(void* __v)
{ return _IO_file_stat(this, __v); }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::showmanyc() { return EOF; }
// NB: Unused.
template<typename _CharT>
void
__basic_file<_CharT>::imbue(void* /*__v*/) { }
// __basic_file<char> definitions
__basic_file<char>::__basic_file(__c_lock* __lock)
{
#ifdef _IO_MTSAFE_IO
_lock = __lock;
#endif
// Don't set the orientation of the stream when initializing.
#ifdef _GLIBCPP_USE_WCHAR_T
_IO_no_init(this, 0, 0, &_M_wfile, 0);
#else /* !defined(_GLIBCPP_USE_WCHAR_T) */
_IO_no_init(this, 0, 0, NULL, 0);
#endif /* !defined(_GLIBCPP_USE_WCHAR_T) */
_IO_JUMPS((_IO_FILE_plus *) this) = &_IO_file_jumps;
_IO_file_init((_IO_FILE_plus*)this);
}
// NB: Unused.
int
__basic_file<char>::overflow(int __c)
{ return _IO_file_overflow(this, __c); }
// NB: Unused.
int
__basic_file<char>::underflow()
{ return _IO_file_underflow(this); }
// NB: Unused.
int
__basic_file<char>::uflow()
{ return _IO_default_uflow(this); }
// NB: Unused.
int
__basic_file<char>::pbackfail(int __c)
{ return _IO_default_pbackfail(this, __c); }
streamsize
__basic_file<char>::xsputn(const char* __s, streamsize __n)
{ return _IO_file_xsputn(this, __s, __n); }
streamoff
__basic_file<char>::seekoff(streamoff __off, ios_base::seekdir __way,
ios_base::openmode __mode)
{ return _IO_file_seekoff(this, __off, __way, __mode); }
streamoff
__basic_file<char>::seekpos(streamoff __pos, ios_base::openmode __mode)
{ return _IO_file_seekoff(this, __pos, ios_base::beg, __mode); }
// NB: Unused.
streambuf*
__basic_file<char>::setbuf(char* __b, int __len)
{ return (streambuf*) _IO_file_setbuf(this,__b, __len); }
int
__basic_file<char>::sync()
{ return _IO_file_sync(this); }
// NB: Unused.
int
__basic_file<char>::doallocate()
{ return _IO_file_doallocate(this); }
// __basic_file<wchar_t> definitions
#ifdef _GLIBCPP_USE_WCHAR_T
__basic_file<wchar_t>::__basic_file(__c_lock* __lock)
{
#ifdef _IO_MTSAFE_IO
_lock = __lock;
#endif
// Don't set the orientation of the stream when initializing.
_IO_no_init(this, 0, 0, &_M_wfile, &_IO_wfile_jumps);
_IO_JUMPS((_IO_FILE_plus *) this) = &_IO_wfile_jumps;
_IO_file_init((_IO_FILE_plus*)this);
// In addition, need to allocate the buffer...
_IO_wdoallocbuf(this);
// Setup initial positions for this buffer...
// if (!(_flags & _IO_NO_READS))
_IO_wsetg(this, _wide_data->_IO_buf_base, _wide_data->_IO_buf_base,
_wide_data->_IO_buf_base);
// if (!(_flags & _IO_NO_WRITES))
_IO_wsetp(this, _wide_data->_IO_buf_base, _wide_data->_IO_buf_base);
// Setup codecvt bits...
_codecvt = &__c_libio_codecvt;
// Do the same for narrow bits...
if (_IO_write_base == NULL)
{
_IO_doallocbuf(this);
// if (!(_flags & _IO_NO_READS))
_IO_setg(this, _IO_buf_base, _IO_buf_base, _IO_buf_base);
// if (!(_flags & _IO_NO_WRITES))
_IO_setp(this, _IO_buf_base, _IO_buf_base);
}
}
int
__basic_file<wchar_t>::overflow(int __c)
{ return _IO_wfile_overflow(this, __c); }
int
__basic_file<wchar_t>::underflow()
{ return _IO_wfile_underflow(this); }
// NB: Unused.
int
__basic_file<wchar_t>::uflow()
{ return _IO_wdefault_uflow(this); }
// NB: Unused.
int
__basic_file<wchar_t>::pbackfail(int __c)
{ return _IO_wdefault_pbackfail(this, __c); }
streamsize
__basic_file<wchar_t>::xsputn(const wchar_t* __s, streamsize __n)
{ return _IO_wfile_xsputn(this, __s, __n); }
streamoff
__basic_file<wchar_t>::seekoff(streamoff __off, ios_base::seekdir __way,
ios_base::openmode __mode)
{ return _IO_wfile_seekoff(this, __off, __way, __mode); }
streamoff
__basic_file<wchar_t>::seekpos(streamoff __pos, ios_base::openmode __mode)
{ return _IO_wfile_seekoff(this, __pos, ios_base::beg, __mode); }
streambuf*
__basic_file<wchar_t>::setbuf(wchar_t* __b, int __len)
{ return (streambuf*) _IO_wfile_setbuf(this,__b, __len); }
int
__basic_file<wchar_t>::sync()
{ return _IO_wfile_sync(this); }
int
__basic_file<wchar_t>::doallocate()
{ return _IO_wfile_doallocate(this); }
#endif
// Need to instantiate base class here for type-info bits, etc
template struct __basic_file_base<char>;
template class __basic_file<char>;
#ifdef _GLIBCPP_USE_WCHAR_T
template struct __basic_file_base<wchar_t>;
template class __basic_file<wchar_t>;
#endif
} // namespace std

269
libstdc++-v3/config/c_io_stdio.cc
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@ -1,269 +0,0 @@
// Wrapper of C-language FILE struct -*- C++ -*-
// Copyright (C) 2000, 2001 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: 27.8 File-based streams
//
#include <bits/basic_file.h>
#include <unistd.h>
namespace std {
// Generic definitions for __basic_file
template<typename _CharT>
__basic_file<_CharT>::__basic_file(__c_lock* /*__lock*/)
: _M_fileno(-1), _M_cfile(NULL) { }
template<typename _CharT>
int
__basic_file<_CharT>::get_fileno(void)
{ return _M_fileno; }
template<typename _CharT>
__basic_file<_CharT>::~__basic_file()
{
if (this->is_open())
{
fflush(_M_cfile);
this->close();
}
}
template<typename _CharT>
void
__basic_file<_CharT>::_M_open_mode(ios_base::openmode __mode,
int& /*__p_mode*/, int& /*__rw_mode*/,
char* __c_mode)
{
bool __testb = __mode & ios_base::binary;
bool __testi = __mode & ios_base::in;
bool __testo = __mode & ios_base::out;
bool __testt = __mode & ios_base::trunc;
bool __testa = __mode & ios_base::app;
if (!__testi && __testo && !__testt && !__testa)
strcpy(__c_mode, "w");
if (!__testi && __testo && !__testt && __testa)
strcpy(__c_mode, "a");
if (!__testi && __testo && __testt && !__testa)
strcpy(__c_mode, "w");
if (__testi && !__testo && !__testt && !__testa)
strcpy(__c_mode, "r");
if (__testi && __testo && !__testt && !__testa)
strcpy(__c_mode, "r+");
if (__testi && __testo && __testt && !__testa)
strcpy(__c_mode, "w+");
if (__testb)
strcat(__c_mode, "b");
}
template<typename _CharT>
__basic_file<_CharT>*
__basic_file<_CharT>::sys_open(int __fd, ios_base::openmode __mode)
{
__basic_file* __ret = NULL;
int __p_mode = 0;
int __rw_mode = 0;
char __c_mode[4];
_M_open_mode(__mode, __p_mode, __rw_mode, __c_mode);
int __dupfd = dup(__fd);
if (__dupfd != -1 && !this->is_open())
{
if ((_M_cfile = fdopen(__dupfd, __c_mode)))
{
_M_fileno = __dupfd;
__ret = this;
}
}
return __ret;
}
template<typename _CharT>
__basic_file<_CharT>*
__basic_file<_CharT>::open(const char* __name, ios_base::openmode __mode,
int /*__prot*/)
{
__basic_file* __ret = NULL;
int __p_mode = 0;
int __rw_mode = 0;
char __c_mode[4];
_M_open_mode(__mode, __p_mode, __rw_mode, __c_mode);
if (!this->is_open())
{
if ((_M_cfile = fopen(__name, __c_mode)))
{
_M_fileno = fileno(_M_cfile);
__ret = this;
}
}
return __ret;
}
template<typename _CharT>
bool
__basic_file<_CharT>::is_open() { return _M_fileno >= 0; }
template<typename _CharT>
__basic_file<_CharT>*
__basic_file<_CharT>::close()
{
__basic_file* __retval = static_cast<__basic_file*>(NULL);
bool __testopen = fclose(_M_cfile);
if (!__testopen)
{
__retval = this;
_M_fileno = -1;
}
return __retval;
}
template<typename _CharT>
streamsize
__basic_file<_CharT>::xsgetn(_CharT* __s, streamsize __n)
{ return fread(__s, 1, __n, _M_cfile); }
template<typename _CharT>
streamsize
__basic_file<_CharT>::xsputn(const _CharT* __s, streamsize __n)
{ return fwrite(__s, 1, __n, _M_cfile); }
template<typename _CharT>
streamoff
__basic_file<_CharT>::seekoff(streamoff __off, ios_base::seekdir __way,
ios_base::openmode /*__mode*/)
{ fseek(_M_cfile, __off, __way); return ftell(_M_cfile); }
template<typename _CharT>
streamoff
__basic_file<_CharT>::seekpos(streamoff __pos,
ios_base::openmode /*__mode*/)
{ fseek(_M_cfile, __pos, ios_base::beg); return ftell(_M_cfile); }
template<typename _CharT>
int
__basic_file<_CharT>::sync()
{ return fflush(_M_cfile); }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::overflow(int /*__c*/)
{ return EOF; }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::underflow()
{ return EOF; }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::uflow()
{ return EOF; }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::pbackfail(int /*__c*/)
{ return EOF; }
// NB: Unused.
template<typename _CharT>
streambuf*
__basic_file<_CharT>::setbuf(_CharT* /*__b*/, int /*__len*/)
{ return reinterpret_cast<streambuf*>(this); }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::doallocate()
{ return EOF; }
// NB: Unused.
template<typename _CharT>
streamsize
__basic_file<_CharT>::sys_read(_CharT* __s, streamsize __n)
{ return fread(__s, 1, __n, _M_cfile); }
// NB: Unused.
template<typename _CharT>
streamsize
__basic_file<_CharT>::sys_write(const _CharT* __s, streamsize __n)
{ return fwrite(__s, 1, __n, _M_cfile); }
// NB: Unused.
template<typename _CharT>
streamoff
__basic_file<_CharT>::sys_seek(streamoff __pos, ios_base::seekdir __way)
{
fseek(_M_cfile, __pos, __way);
return ftell(_M_cfile);
}
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::sys_close()
{ return fclose(_M_cfile); }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::sys_stat(void* /*__v*/)
{ return EOF; }
// NB: Unused.
template<typename _CharT>
int
__basic_file<_CharT>::showmanyc()
{ return EOF; }
// NB: Unused.
template<typename _CharT>
void
__basic_file<_CharT>::imbue(void* /*__v*/) { }
// Need to instantiate base class here for type-info bits, etc
template struct __basic_file_base<char>;
template class __basic_file<char>;
#ifdef _GLIBCPP_USE_WCHAR_T
template struct __basic_file_base<wchar_t>;
template class __basic_file<wchar_t>;
#endif
} // namespace std