gcc/libstdc++-v3/config/io/basic_file_stdio.h
Benjamin Kosnik d3a193e36c re PR libstdc++/4164 (33 Memory Leak when using iostream)
2002-04-15  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/4164
	Valgrind fixes.
	* config/io/basic_file_stdio.cc (__basic_file::~__basic_file):
	Call close.
	(__basic_file::close): Call fflush. Correct return if fclose ok.
	(__basic_file::is_open): Make const.
	Change __c_file_type to __c_file.
	* config/io/basic_file_stdio.h: Change __c_file_type to __c_file.
	(__basic_file::is_open): Make const.
	* config/io/c_io_stdio.h: Change __c_file_type to __c_file.
	* include/std/std_fstream.h (filebuf::_M_allocate_file): Remove.
	(filebuf::_M_unbuf): Add.
	(filebuf::_M_file): Change to non-pointer.
	(filebuf::_M_allocate_pback_buffer): Remove.
	* include/bits/fstream.tcc (filebuf::_M_allocate_file): Remove.
	(filebuf::_M_allocate_internal_buffer): Use _M_unbuf.
	Change initialization list for _M_file change.
	(filebuf::_M_allocate_pback_buffer): Remove.
	Change _M_file usage to reflect non-pointer data member.

	* config/locale/generic/c_locale.cc
	(locale::facet::_S_create_c_locale): Add parameter.
	* config/locale/generic/collate_members.cc: Change
	_M_compare_helper to _M_compare.
	Change _M_transform_helper to _M_transform.
	* config/locale/generic/monetary_members.cc: Changeup data types.
	Add dtors.
	* config/locale/generic/numeric_members.cc: Add dtors.
	* config/locale/generic/time_members.cc: Add dtors.
	* config/locale/gnu/c_locale.cc: Add parameter.
	* config/locale/gnu/collate_members.cc:Change
	_M_compare_helper to _M_compare.
	Change _M_transform_helper to _M_transform.
	* config/locale/gnu/ctype_members.cc: Better error checking.
	* config/os/gnu-linux/bits/ctype_noninline.h: Better error checking.
	* config/locale/gnu/messages_members.cc: Tweak comment.
	* config/locale/gnu/monetary_members.cc: Change data types.
	Add dtors.
	* config/locale/gnu/numeric_members.cc: Add dtors, better error
	checking.
	* config/locale/gnu/time_members.cc: Same.
	* config/locale/ieee_1003.1-2001/c_locale.cc
	(locale::facet::_S_create_c_locale): Add parameter.
	* config/locale/ieee_1003.1-2001/c_locale.h: Correct typedef.
	* config/locale/ieee_1003.1-2001/codecvt_specializations.h: Remove
	bogus ctor.

	* include/bits/locale_facets.h (moneypunct): Use string literals.
	Don't define dtor.
	(numpunct): Same.
	(__timepunct): Same.
	(locale::_Impl::_M_facets): Change from vector to array.
	(locale::_Impl::_M_names): Change from array of strings to array
	of string literals.
	(locale::facet::_S_create_c_locale): Add parameter.
	(locale::locale::_S_num_facets): Move to...
	(locale::_Impl::_M_facets_size): Here.
	* include/bits/locale_facets.tcc: Fixups for _M_facets, _M_name
	changes.
	* include/bits/localefwd.h: (locale:🆔:_M_id): Add member function.
	(locale::_Impl::_Impl(facet**, size_t, bool)): Add.
	(locale::_Impl::_Impl(string, size_t)): Change to
	(locale::_Impl::_Impl(const char*, size_t)): This.

	* include/bits/streambuf.tcc (streambuf::_S_pback_size): Define.
	* include/std/std_streambuf.h (streambuf::_M_pback_size): Change to
	(streambuf::_S_pback_size): This.

	* src/globals.cc: Add pre-allocations for "C" facets.
	* src/locale-inst.cc: Remove vector instantiations.
	* src/locale.cc: Remove vector include. Fixups for _M_names,
	_M_facets changes.
	* src/localename.cc: Same.

	* include/bits/stl_vector.h: Fix odd formatting.

	* include/bits/basic_string.tcc: Tweak comment.

	* libsupc++/new: Make sure parameters are uglified.
	* libsupc++/typeinfo: Same.

	* testsuite/22_locale/num_get_members_char.cc: Fixup.
	* testsuite/22_locale/num_get_members_wchar_t.cc: Same.
	* testsuite/27_io/filebuf_members.cc: Same.

From-SVN: r52345
2002-04-16 00:45:36 +00:00

111 lines
3 KiB
C++

// Wrapper of C-language FILE struct -*- C++ -*-
// Copyright (C) 2000, 2001, 2002 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
//
/** @file basic_file.h
* This is an internal header file, included by other library headers.
* You should not attempt to use it directly.
*/
#ifndef _CPP_BASIC_FILE
#define _CPP_BASIC_FILE 1
#pragma GCC system_header
#include <bits/c++config.h>
#include <ios>
namespace std
{
// Generic declaration.
template<typename _CharT>
class __basic_file;
// Specialization.
template<>
class __basic_file<char>
{
// Underlying data source/sink.
__c_file* _M_cfile;
// True iff we opened _M_cfile, and thus must close it ourselves.
bool _M_cfile_created;
public:
__basic_file(__c_lock* __lock = 0);
void
_M_open_mode(ios_base::openmode __mode, int& __p_mode, int& __rw_mode,
char* __c_mode);
__basic_file*
open(const char* __name, ios_base::openmode __mode, int __prot = 0664);
__basic_file*
sys_open(__c_file* __file, ios_base::openmode __mode);
char
sys_getc();
char
sys_ungetc(char);
__basic_file*
close();
bool
is_open() const;
int
fd();
~__basic_file();
streamsize
xsputn(const char* __s, streamsize __n);
streamsize
xsgetn(char* __s, streamsize __n);
streamoff
seekoff(streamoff __off, ios_base::seekdir __way,
ios_base::openmode __mode = ios_base::in | ios_base::out);
streamoff
seekpos(streamoff __pos,
ios_base::openmode __mode = ios_base::in | ios_base::out);
int
sync();
};
} // namespace std
#endif // _CPP_BASIC_FILE