47 lines
1.6 KiB
C
47 lines
1.6 KiB
C
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/* Copyright (C) 1993, 1995, 1996, 1997 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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#include "stdio.h"
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FILE*
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__old_freopen (filename, mode, fp)
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const char* filename;
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const char* mode;
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FILE* fp;
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{
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FILE *result;
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CHECK_FILE (fp, NULL);
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if (!(fp->_flags & _IO_IS_FILEBUF))
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return NULL;
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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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result = _IO_old_freopen (filename, mode, fp);
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_IO_cleanup_region_end (1);
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return result;
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}
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symbol_version (__old_freopen, freopen,);
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