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63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
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/* $Id: ucontext.h,v 1.4 2002/10/29 04:45:25 rex Exp $
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*/
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/*
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* ucontext.h
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*
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* user context. Conforming to the Single UNIX(r) Specification Version 2,
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* System Interface & Headers Issue 5
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*
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* This file is part of the ReactOS Operating System.
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*
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* Contributors:
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* Created by KJK::Hyperion <noog@libero.it>
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*
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* THIS SOFTWARE IS NOT COPYRIGHTED
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*
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* This source code is offered for use in the public domain. You may
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* use, modify or distribute it freely.
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*
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* This code is distributed in the hope that it will be useful but
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* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
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* DISCLAMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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*/
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#ifndef __UCONTEXT_H_INCLUDED__
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#define __UCONTEXT_H_INCLUDED__
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/* INCLUDES */
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#include <signal.h>
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/* OBJECTS */
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/* TYPES */
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typedef void * mcontext_t;
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typedef struct __tagucontext_t ucontext_t;
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struct __tagucontext_t
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{
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ucontext_t *uc_link; /* pointer to the context that will be resumed
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when this context returns */
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sigset_t uc_sigmask; /* the set of signals that are blocked when this
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context is active */
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stack_t uc_stack; /* the stack used by this context */
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mcontext_t uc_mcontext; /* a machine-specific representation of the saved
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context */
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};
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/* CONSTANTS */
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/* PROTOTYPES */
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int getcontext(ucontext_t *);
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int setcontext(const ucontext_t *);
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void makecontext(ucontext_t *, (void *)(), int, ...);
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int swapcontext(ucontext_t *, const ucontext_t *);
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/* MACROS */
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#endif /* __UCONTEXT_H_INCLUDED__ */
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/* EOF */
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