summaryrefslogtreecommitdiffstats
path: root/libc/stdlib/lrand48.c
blob: 21beb858ca10578d170b55e5e2e3d395eac17f26 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
/*	$OpenBSD: lrand48.c,v 1.3 2005/08/08 08:05:36 espie Exp $ */
/*
 * Copyright (c) 1993 Martin Birgmeier
 * All rights reserved.
 *
 * You may redistribute unmodified or modified versions of this source
 * code provided that the above copyright notice and this and the
 * following conditions are retained.
 *
 * This software is provided ``as is'', and comes with no warranties
 * of any kind. I shall in no event be liable for anything that happens
 * to anyone/anything when using this software.
 */

#include "rand48.h"

extern unsigned short __rand48_seed[3];

long
lrand48(void)
{
	__dorand48(__rand48_seed);
	return ((long) __rand48_seed[2] << 15) + ((long) __rand48_seed[1] >> 1);
}