always pad with spaces on the right

[unix-history] / usr / src / lib / libc / net / getservbyport.c

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that this notice is preserved and that due credit is given
 * to the University of California at Berkeley. The name of the University
 * may not be used to endorse or promote products derived from this
 * software without specific prior written permission. This software
 * is provided ``as is'' without express or implied warranty.
 */

#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)getservbyport.c	5.4 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */

#include <netdb.h>

extern int _serv_stayopen;

struct servent *
getservbyport(port, proto)
	int port;
	char *proto;
{
	register struct servent *p;

	setservent(_serv_stayopen);
	while (p = getservent()) {
		if (p->s_port != port)
			continue;
		if (proto == 0 || strcmp(p->s_proto, proto) == 0)
			break;
	}
	if (!_serv_stayopen)
		endservent();
	return (p);
}