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- 1.1
- date 92.05.14.19.55.40; author mwild; state Exp;
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- desc
- @return (if possible) corresponding BPTR of ixemul fd
- @
-
-
- 1.1
- log
- @Initial revision
- @
- text
- @/*
- * This file is part of ixemul.library for the Amiga.
- * Copyright (C) 1991, 1992 Markus M. Wild
- *
- * This 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.
- *
- * This 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 this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * $Id$
- *
- * $Log$
- */
-
- #define KERNEL
- #include "ixemul.h"
-
- /* Please use this function very restrictive!! It is meant only to be
- able to use dos.library functions on ixemul.library file descriptors.
- Be prepared to get a 0 return, as not every existing descriptor has
- to be implemented as an AmigaDOS file */
-
- BPTR
- __amiga_filehandle (int fd)
- {
- struct file *fp;
-
- if ((unsigned)fd >= NOFILE || (fp = u.u_ofile[fd]) == NULL)
- {
- errno = EBADF;
- return 0;
- }
-
- if (fp->f_type == DTYPE_FILE)
- return CTOBPTR (fp->f_fh);
- else
- return 0;
- }
-
- @
-