defproc.h

T-kernel 的extension源代码

/*
 *----------------------------------------------------------------------
 *    T-Kernel / Standard Extension
 *
 *    Copyright (C) 2006 by Ken Sakamura. All rights reserved.
 *    T-Kernel / Standard Extension is distributed 
 *      under the T-License for T-Kernel / Standard Extension.
 *----------------------------------------------------------------------
 *
 *    Version:   1.00.00
 *    Released by T-Engine Forum(http://www.t-engine.org) at 2006/8/11.
 *
 *----------------------------------------------------------------------
 */

/*
 *	defproc.c (file)
 *
 *	File management
 *	Default process information
 *	Dummy processing to use the file in non-process environment.
 */

#ifndef _FM_DEFPROC_H_
#define _FM_DEFPROC_H_

#if USE_PROCESS_MANAGER
#  define LOCK_PINFO	LockPinfo()
#  define UNLOCK_PINFO	UnlockPinfo()
#else
#  define LOCK_PINFO
#  define UNLOCK_PINFO
#endif


#define LOCK_PINFO_SECTION(exp) \
	{ LOCK_PINFO; exp; UNLOCK_PINFO; }

/*
 * Obtain the process priority.
 */
Inline W GetProcessPriority(ID procid)
{
#if USE_PROCESS_MANAGER
	P_STATE		ps;
	ER		err;

	err = tkse_prc_sts(procid, &ps, NULL);
	if ( err == E_OK ) {
		err = ps.priority;
	}

	return err;
#else
	/* Always 0. */
	return 0;
#endif
}

IMPORT ER	InitDefaultPinfo(void);
IMPORT PINFO*	GetDefaultPinfo(ID taskid);

#endif