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73 lines
1.9 KiB
C
73 lines
1.9 KiB
C
/*
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* This file is part of ixemul.library for the Amiga.
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* Copyright (C) 1991, 1992 Markus M. Wild
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*
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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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* select.h,v 1.1.1.1 1994/04/04 04:30:08 amiga Exp
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*
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* select.h,v
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* Revision 1.1.1.1 1994/04/04 04:30:08 amiga
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* Initial CVS check in.
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*
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* Revision 1.2 1993/11/05 22:14:53 mwild
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* new code for inet.library support
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*
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* Revision 1.1 1992/05/14 20:36:14 mwild
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* Initial revision
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*
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*/
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#ifndef __SELECT_H__
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#define __SELECT_H__
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/*
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* definitions of arguments for select() implementation.
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*
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* Each file type that supports select has to look like this:
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*
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* __..select (f, select_cmd, io_mode)
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*
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*/
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/*
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* possible values for select_cmd
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*/
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/* init a select, perhaps initiate a timeout call that can be checked with
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* SELECT_CHECK
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* Return a signal-mask to be used in Wait() that indicates that this file
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* has changed mode.
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*/
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#define SELCMD_PREPARE 1
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/* return whether io_mode on this file won't block */
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#define SELCMD_CHECK 2
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/* same thing, but for a poll */
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#define SELCMD_POLL 10
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/*
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* possible values for io_mode
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*/
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#define SELMODE_IN 0
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#define SELMODE_OUT 1
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#define SELMODE_EXC 2
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#define SELPKT_IN_USE(f) ((f)->f_select_sp.sp_Pkt.dp_Port)
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#endif
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