glibc/stdio/fopncook.c

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1995-02-18 02:27:10 +01:00
/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <ansidecl.h>
#include <stdio.h>
/* Defined in fopen.c. */
extern int EXFUN(__getmode, (CONST char *mode, __io_mode *mptr));
/* Open a new stream on the given magic cookie descriptor. */
FILE *
DEFUN(fopencookie, (cookie, mode, functions),
PTR cookie AND CONST char *mode AND __io_functions functions)
{
__io_mode m;
FILE *f;
if (!__getmode (mode, &m))
return NULL;
f = __newstream ();
if (f == NULL)
return NULL;
f->__cookie = cookie;
f->__mode = m;
f->__io_funcs = functions;
f->__room_funcs = __default_room_functions;
f->__seen = 1;
return f;
}