?? txe_tt.c
字號(hào):
/**************************************************************************/
/* */
/* Copyright (c) 1996-2000 by Express Logic Inc. */
/* */
/* This software is copyrighted by and is the sole property of Express */
/* Logic, Inc. All rights, title, ownership, or other interests */
/* in the software remain the property of Express Logic, Inc. This */
/* software may only be used in accordance with the corresponding */
/* license agreement. Any unauthorized use, duplication, transmission, */
/* distribution, or disclosure of this software is expressly forbidden. */
/* */
/* This Copyright notice may not be removed or modified without prior */
/* written consent of Express Logic, Inc. */
/* */
/* Express Logic, Inc. reserves the right to modify this software */
/* without notice. */
/* */
/* Express Logic, Inc. */
/* 11440 West Bernardo Court info@expresslogic.com */
/* Suite 366 http://www.expresslogic.com */
/* San Diego, CA 92127 */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** ThreadX Component */
/** */
/** Thread Control (THR) */
/** */
/**************************************************************************/
/**************************************************************************/
#define TX_SOURCE_CODE
/* Include necessary system files. */
#include "tx_api.h"
#include "tx_thr.h"
#include "tx_tim.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _txe_thread_terminate PORTABLE C */
/* 3.0f */
/* AUTHOR */
/* */
/* William E. Lamie, Express Logic, Inc. */
/* */
/* DESCRIPTION */
/* */
/* This function checks for errors in the thread terminate function */
/* call. */
/* */
/* INPUT */
/* */
/* thread_ptr Pointer to thread to suspend */
/* */
/* OUTPUT */
/* */
/* TX_THREAD_ERROR Invalid thread pointer */
/* TX_CALLER_ERROR Invalid caller of function */
/* status Actual completion status */
/* */
/* CALLS */
/* */
/* _tx_thread_terminate Actual thread terminate */
/* function */
/* */
/* CALLED BY */
/* */
/* Application code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 12-31-1996 William E. Lamie Initial Version 3.0 */
/* 11-11-1997 William E. Lamie Modified comment(s), */
/* resulting in version 3.0b. */
/* 01-01-1999 William E. Lamie Modified comment(s), */
/* resulting in version 3.0e. */
/* 11-01-1999 William E. Lamie Modified comment(s), */
/* resulting in version 3.0f. */
/* */
/**************************************************************************/
UINT _txe_thread_terminate(TX_THREAD *thread_ptr)
{
REG_1 UINT status; /* Return status */
/* First, check for an invalid thread pointer. */
if ((!thread_ptr) || (thread_ptr -> tx_thread_id != TX_THREAD_ID))
/* Thread pointer is invalid, return appropriate error code. */
return(TX_THREAD_ERROR);
/* Check for invalid caller of this function. */
if ((!_tx_thread_current_ptr) || (_tx_thread_system_state))
/* Invalid caller of this function, return appropriate error code. */
return(TX_CALLER_ERROR);
/* Call actual thread terminate function. */
status = _tx_thread_terminate(thread_ptr);
/* Return actual completion status. */
return(status);
}
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