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c7f7281eca
* libio/iofclose.c (_IO_new_fclose): Detect new streams and handle them appropriately. * libio/oldiofclose.c (_IO_old_fclose): Likewise.
69 lines
2.2 KiB
C
69 lines
2.2 KiB
C
/* Copyright (C) 1993, 1995, 1997, 1998, 1999 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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#define _IO_USE_OLD_IO_FILE
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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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int
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_IO_old_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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/* 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 new streams
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here. */
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if (fp->_vtable_offset == 0)
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return _IO_new_fclose (fp);
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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_old_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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_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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strong_alias (_IO_old_fclose, __old_fclose)
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symbol_version (_IO_old_fclose, _IO_fclose, GLIBC_2.0);
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symbol_version (__old_fclose, fclose, GLIBC_2.0);
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