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99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
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/* Copyright (C) 1993, 1995, 1997-1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU IO Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2, or (at
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your option) any later version.
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This library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this library; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA.
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As a special exception, if you link this library with files
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compiled with a GNU compiler to produce an executable, this does
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not cause the resulting executable to be covered by the GNU General
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Public License. This exception does not however invalidate any
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other reasons why the executable file might be covered by the GNU
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General Public License. */
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#include "libioP.h"
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#ifdef __STDC__
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#include <stdlib.h>
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#endif
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#if _LIBC
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# include "../iconv/gconv_int.h"
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# include <shlib-compat.h>
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#else
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# define SHLIB_COMPAT(a, b, c) 0
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#endif
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int
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_IO_new_fclose (fp)
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_IO_FILE *fp;
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{
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int status;
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CHECK_FILE(fp, EOF);
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#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
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/* We desperately try to help programs which are using streams in a
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strange way and mix old and new functions. Detect old streams
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here. */
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if (fp->_vtable_offset != 0)
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return _IO_old_fclose (fp);
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#endif
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_IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
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_IO_flockfile (fp);
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if (fp->_IO_file_flags & _IO_IS_FILEBUF)
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status = _IO_file_close_it (fp);
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else
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status = fp->_flags & _IO_ERR_SEEN ? -1 : 0;
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_IO_FINISH (fp);
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_IO_funlockfile (fp);
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if (fp->_mode > 0)
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{
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#if _LIBC
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/* This stream has a wide orientation. This means we have to free
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the conversion functions. */
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struct _IO_codecvt *cc = &fp->_wide_data->_codecvt;
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if (cc->__cd_in.__cd.__steps->__shlib_handle != NULL)
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{
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--cc->__cd_in.__cd.__steps->__counter;
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__gconv_close_transform (cc->__cd_in.__cd.__steps, 1);
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}
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if (cc->__cd_out.__cd.__steps->__shlib_handle != NULL)
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{
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--cc->__cd_out.__cd.__steps->__counter;
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__gconv_close_transform (cc->__cd_out.__cd.__steps, 1);
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}
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#endif
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}
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_IO_cleanup_region_end (0);
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if (_IO_have_backup (fp))
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_IO_free_backup_area (fp);
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if (fp != _IO_stdin && fp != _IO_stdout && fp != _IO_stderr)
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{
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fp->_IO_file_flags = 0;
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free(fp);
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}
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return status;
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}
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#ifdef _LIBC
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versioned_symbol (libc, _IO_new_fclose, _IO_fclose, GLIBC_2_1);
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strong_alias (_IO_new_fclose, __new_fclose)
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versioned_symbol (libc, __new_fclose, fclose, GLIBC_2_1);
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#else
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int fclose (_IO_FILE *) __attribute__ ((alias("_IO_new_fclose")));
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#endif
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