original files of m241

vxworks-6.9/target/h/taskVarLib.h

@@ -0,0 +1,69 @@
+/* taskVarLib.h - header for task variables */
+
+/*
+ * Copyright (c) 1984-1992, 2010 Wind River Systems, Inc.
+ *
+ * The right to copy, distribute, modify or otherwise make use
+ * of this software may be licensed only pursuant to the terms
+ * of an applicable Wind River license agreement.
+ */
+
+/*
+modification history
+--------------------
+02c,04mar10,zl   disabled declarations for SMP and LP64
+02b,22sep92,rrr  added support for c++
+02a,04jul92,jcf  cleaned up.
+01f,26may92,rrr  the tree shuffle
+01e,04oct91,rrr  passed through the ansification filter
+		  -fixed #else and #endif
+		  -changed copyright notice
+01d,05oct90,shl  added ANSI function prototypes.
+                 made #endif ANSI style.
+                 added copyright notice.
+01c,08aug90,shl  added INCtaskVarLibh to #endif.
+01b,01aug90,jcf  cleanup.
+01a,25jan88,jcf  written by extracting from vxLib.h v02l.
+*/
+
+#ifndef __INCtaskVarLibh
+#define __INCtaskVarLibh
+
+#include <vxWorks.h>
+#include <vsbConfig.h>
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* task variable descriptor */
+
+typedef struct taskVar	/* TASK_VAR */
+    {
+    struct taskVar *	next;	/* ptr to next task variable */
+    int *		address;/* address of variable to swap */
+    int			value;	/* when task is not running: */
+				/*      save of task's val; */
+				/* when task is running:  */
+				/*      save of orig. val */
+    } TASK_VAR;
+
+/* function declarations */
+
+#if !defined (_WRS_CONFIG_SMP) && !defined (_WRS_CONFIG_LP64)
+
+extern STATUS 	taskVarAdd (TASK_ID tid, int *pVar);
+extern STATUS 	taskVarDelete (TASK_ID tid, int *pVar);
+extern STATUS 	taskVarInit (void);
+extern STATUS 	taskVarSet (TASK_ID tid, int *pVar, int value);
+extern int 	taskVarGet (TASK_ID tid, int *pVar);
+extern int 	taskVarInfo (TASK_ID tid, TASK_VAR varList [], int maxVars);
+
+#endif /* SMP / LP64 */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __INCtaskVarLibh */