mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-23 09:19:01 +08:00
dd75251ff0
2000-07-18 Benjamin Kosnik <bkoz@soma.redhat.com> * acinclude.m4: Tweaks. * config/c_io_libio.cc: Tweaks. * bits/sstream.tcc (stringbuf::pbackfail): Simplify. * libio/_G_config.h: Don't define _G_HAVE_ST_BLKSIZE. * libio/[iofwide.c, wfiledoalloc.c, wfiteopos.c, wgenops.c]: New files. * libio/iofclose.c iofopen.c, stdio.c: New files. * libio/Makefile.am: Add files, add flags, etc. * src/Makefile.am (sources): Add filebuf.cc. * acinclude.m4 (GLIBCPP_CHECK_WCHAR_T_SUPPORT): (GLIBCPP_ENABLE_CSTDIO): Versioning testing, etc etc. From-SVN: r35127
99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
/* Copyright (C) 1993, 1995, 1997-1999, 2000 Free Software Foundation, Inc.
|
|
This file is part of the GNU IO 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, if you link this library with files
|
|
compiled with a GNU compiler to produce an executable, this does
|
|
not 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. */
|
|
|
|
#include "libioP.h"
|
|
#ifdef __STDC__
|
|
#include <stdlib.h>
|
|
#endif
|
|
#if _LIBC
|
|
# include "../iconv/gconv_int.h"
|
|
# include <shlib-compat.h>
|
|
#else
|
|
# define SHLIB_COMPAT(a, b, c) 0
|
|
#endif
|
|
|
|
int
|
|
_IO_new_fclose (fp)
|
|
_IO_FILE *fp;
|
|
{
|
|
int status;
|
|
|
|
CHECK_FILE(fp, EOF);
|
|
|
|
#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
|
|
/* We desperately try to help programs which are using streams in a
|
|
strange way and mix old and new functions. Detect old streams
|
|
here. */
|
|
if (fp->_vtable_offset != 0)
|
|
return _IO_old_fclose (fp);
|
|
#endif
|
|
|
|
_IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
|
|
_IO_flockfile (fp);
|
|
if (fp->_IO_file_flags & _IO_IS_FILEBUF)
|
|
status = _IO_file_close_it (fp);
|
|
else
|
|
status = fp->_flags & _IO_ERR_SEEN ? -1 : 0;
|
|
_IO_FINISH (fp);
|
|
_IO_funlockfile (fp);
|
|
if (fp->_mode > 0)
|
|
{
|
|
#if _LIBC
|
|
/* This stream has a wide orientation. This means we have to free
|
|
the conversion functions. */
|
|
struct _IO_codecvt *cc = &fp->_wide_data->_codecvt;
|
|
|
|
if (cc->__cd_in.__cd.__steps->__shlib_handle != NULL)
|
|
{
|
|
--cc->__cd_in.__cd.__steps->__counter;
|
|
__gconv_close_transform (cc->__cd_in.__cd.__steps, 1);
|
|
}
|
|
if (cc->__cd_out.__cd.__steps->__shlib_handle != NULL)
|
|
{
|
|
--cc->__cd_out.__cd.__steps->__counter;
|
|
__gconv_close_transform (cc->__cd_out.__cd.__steps, 1);
|
|
}
|
|
#endif
|
|
}
|
|
_IO_cleanup_region_end (0);
|
|
if (_IO_have_backup (fp))
|
|
_IO_free_backup_area (fp);
|
|
if (fp != _IO_stdin && fp != _IO_stdout && fp != _IO_stderr)
|
|
{
|
|
fp->_IO_file_flags = 0;
|
|
free(fp);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
#ifdef _LIBC
|
|
versioned_symbol (libc, _IO_new_fclose, _IO_fclose, GLIBC_2_1);
|
|
strong_alias (_IO_new_fclose, __new_fclose)
|
|
versioned_symbol (libc, __new_fclose, fclose, GLIBC_2_1);
|
|
#else
|
|
int fclose (_IO_FILE *) __attribute__ ((alias("_IO_new_fclose")));
|
|
#endif
|