[unix-history] / usr / src / sys / tahoe / include / clock.h

/*	clock.h	4.5	81/02/23	*/

#define	SECDAY		((unsigned)(24*60*60))		/* seconds per day */
#define	SECYR		((unsigned)(365*SECDAY))	/* per common year */

#define	YRREF		1970
#define	LEAPYEAR(year)	((year)%4==0)	/* good till time becomes negative */

/*
 * Software clock is software interrupt level 8
 */
#define	setsoftclock()	mtpr(0x8, SIRR)
Commit	Line	Data
e9369c7c SL	1	/* clock.h 4.5 81/02/23 */
	2
	3	#define SECDAY ((unsigned)(246060)) /* seconds per day */
	4	#define SECYR ((unsigned)(365SECDAY)) / per common year */
	5
	6	#define YRREF 1970
	7	#define LEAPYEAR(year) ((year)%4==0) /* good till time becomes negative */
	8
	9	/*
	10	* Software clock is software interrupt level 8
	11	*/
	12	#define setsoftclock() mtpr(0x8, SIRR)