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36 lines
1.4 KiB
C
36 lines
1.4 KiB
C
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/* Copyright (C) 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 <stdio_ext.h>
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size_t
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__fbufsize (FILE *fp)
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{
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if (fp->_mode > 0)
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return fp->_wide_data->_IO_buf_end - fp->_wide_data->_IO_buf_base;
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else
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return fp->_IO_buf_end - fp->_IO_buf_base;
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}
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