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#ifndef CONST_H

#define CONST_H

#define TRUE        1

#define FALSE       0

#define null        (void *)0

#define MAX_UINT    0xFFFFFFFFFFFFFFFFL

#define TS_NONE     0

#define TS_TIMEOUT  1

#define TS_WAITMSG  2

#define TS_PREEMPT  4

#define TS_RUNNING  8

#define TS_READY   16

#define TS_GIVEAWAY     32

#define MQS_UNLIMITED    0

#define MQS_OLDEST       1

#define MQS_NEWEST       2

#define MBT_DATA         2

// message types

#define MT_NONE          0             // not a message

#define MT_FREE          1

enum {

     E_Ok = 0,

         E_BadHandle,

     E_BadTCBHandle,

     E_BadPriority,

     E_BadCallno,

     E_Arg,

     E_BadMbx,

     E_QueFull,

     E_NoThread,

     E_NotAlloc,

     E_NoMsg,

     E_Timeout,

     E_BadAlarm,

     E_NotOwner,

     E_QueStrategy,

     E_DCBInUse,

     //; Device driver errors

     E_BadDevNum =      0x20,

     E_NoDev,

     E_BadDevOp,

     E_ReadError,

     E_WriteError,

     E_BadBlockNum,

     E_TooManyBlocks,

     // resource errors

     E_NoMoreMbx =      0x40,

     E_NoMoreMsgBlks,

     E_NoMoreAlarmBlks,

     E_NoMoreTCBs,

     E_NoMem,

     E_TooManyTasks

};

#endif