70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
/* taskVarLib.h - header for task variables */
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/*
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* Copyright (c) 1984-1992, 2010 Wind River Systems, Inc.
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*
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* The right to copy, distribute, modify or otherwise make use
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* of this software may be licensed only pursuant to the terms
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* of an applicable Wind River license agreement.
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*/
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/*
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modification history
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--------------------
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02c,04mar10,zl disabled declarations for SMP and LP64
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02b,22sep92,rrr added support for c++
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02a,04jul92,jcf cleaned up.
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01f,26may92,rrr the tree shuffle
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01e,04oct91,rrr passed through the ansification filter
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-fixed #else and #endif
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-changed copyright notice
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01d,05oct90,shl added ANSI function prototypes.
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made #endif ANSI style.
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added copyright notice.
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01c,08aug90,shl added INCtaskVarLibh to #endif.
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01b,01aug90,jcf cleanup.
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01a,25jan88,jcf written by extracting from vxLib.h v02l.
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*/
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#ifndef __INCtaskVarLibh
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#define __INCtaskVarLibh
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#include <vxWorks.h>
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#include <vsbConfig.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* task variable descriptor */
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typedef struct taskVar /* TASK_VAR */
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{
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struct taskVar * next; /* ptr to next task variable */
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int * address;/* address of variable to swap */
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int value; /* when task is not running: */
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/* save of task's val; */
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/* when task is running: */
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/* save of orig. val */
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} TASK_VAR;
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/* function declarations */
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#if !defined (_WRS_CONFIG_SMP) && !defined (_WRS_CONFIG_LP64)
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extern STATUS taskVarAdd (TASK_ID tid, int *pVar);
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extern STATUS taskVarDelete (TASK_ID tid, int *pVar);
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extern STATUS taskVarInit (void);
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extern STATUS taskVarSet (TASK_ID tid, int *pVar, int value);
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extern int taskVarGet (TASK_ID tid, int *pVar);
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extern int taskVarInfo (TASK_ID tid, TASK_VAR varList [], int maxVars);
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#endif /* SMP / LP64 */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __INCtaskVarLibh */
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