#ifndef EXEC_TASKS_H
#define EXEC_TASKS_H
/*
** $Filename: exec/tasks.h $
** $Release: 2.04 Includes, V37.4 $
** $Revision: 36.9 $
** $Date: 91/11/06 $
**
** Task Control Block, Singals, and Task flags.
**
** (C) Copyright 1985-1991 Commodore-Amiga, Inc.
** All Rights Reserved
*/

#ifndef EXEC_NODES_H
#include "exec/nodes.h"
#endif 

#ifndef EXEC_LISTS_H
#include "exec/lists.h"
#endif 



struct Task {
 struct Node tc_Node;
 UBYTE tc_Flags;
 UBYTE tc_State;
 BYTE tc_IDNestCnt; 
 BYTE tc_TDNestCnt; 
 ULONG tc_SigAlloc; 
 ULONG tc_SigWait; 
 ULONG tc_SigRecvd; 
 ULONG tc_SigExcept; 
 UWORD tc_TrapAlloc; 
 UWORD tc_TrapAble; 
 APTR tc_ExceptData; 
 APTR tc_ExceptCode; 
 APTR tc_TrapData; 
 APTR tc_TrapCode; 
 APTR tc_SPReg; 
 APTR tc_SPLower; 
 APTR tc_SPUpper; 
 VOID (*tc_Switch)(); 
 VOID (*tc_Launch)(); 
 struct List tc_MemEntry; 
 APTR tc_UserData; 
};


struct StackSwapStruct {
 APTR stk_Lower; 
 ULONG stk_Upper; 
 APTR stk_Pointer; 
};


#define TB_PROCTIME 0
#define TB_ETASK 3
#define TB_STACKCHK 4
#define TB_EXCEPT 5
#define TB_SWITCH 6
#define TB_LAUNCH 7

#define TF_PROCTIME (1<<0)
#define TF_ETASK (1<<3)
#define TF_STACKCHK (1<<4)
#define TF_EXCEPT (1<<5)
#define TF_SWITCH (1<<6)
#define TF_LAUNCH (1<<7)


#define TS_INVALID 0
#define TS_ADDED 1
#define TS_RUN 2
#define TS_READY 3
#define TS_WAIT 4
#define TS_EXCEPT 5
#define TS_REMOVED 6


#define SIGB_ABORT 0
#define SIGB_CHILD 1
#define SIGB_BLIT 4 
#define SIGB_SINGLE 4 
#define SIGB_INTUITION 5
#define SIGB_DOS 8

#define SIGF_ABORT (1L<<0)
#define SIGF_CHILD (1L<<1)
#define SIGF_BLIT (1L<<4)
#define SIGF_SINGLE (1L<<4)
#define SIGF_INTUITION (1L<<5)
#define SIGF_DOS (1L<<8)

#endif