[unix-history] / usr / src / usr.bin / telnet / fdset.h

/*
 * Copyright (c) 1988 Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)fdset.h	5.1 (Berkeley) %G%
 */

/*
 * The following is defined just in case someone should want to run
 * this telnet on a 4.2 system.
 *
 */

#ifndef	FD_SETSIZE

#define	FD_SET(n, p)	((p)->fds_bits[0] |= (1<<(n)))
#define	FD_CLR(n, p)	((p)->fds_bits[0] &= ~(1<<(n)))
#define	FD_ISSET(n, p)	((p)->fds_bits[0] & (1<<(n)))
#define FD_ZERO(p)	((p)->fds_bits[0] = 0)

#endif
Commit	Line	Data
897ce52e KB	1	/*
	2	* Copyright (c) 1988 Regents of the University of California.
	3	* All rights reserved.
	4	*
cb956e54	5	* %sccs.include.redist.c%
897ce52e	6	*
18773698	7	* @(#)fdset.h 5.1 (Berkeley) %G%
897ce52e KB	8	*/
897ce52e KB	9
b9148b97 GM	10	/*
	11	* The following is defined just in case someone should want to run
	12	* this telnet on a 4.2 system.
	13	*
	14	*/
	15
	16	#ifndef FD_SETSIZE
	17
	18	#define FD_SET(n, p) ((p)->fds_bits[0] \|= (1<<(n)))
	19	#define FD_CLR(n, p) ((p)->fds_bits[0] &= ~(1<<(n)))
	20	#define FD_ISSET(n, p) ((p)->fds_bits[0] & (1<<(n)))
	21	#define FD_ZERO(p) ((p)->fds_bits[0] = 0)
	22
	23	#endif