xref: /titanic_52/usr/src/lib/libbc/libc/compat/4.1/rand.c (revision 5d54f3d8999eac1762fe0a8c7177d20f1f201fae)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate  * with the License.
87c478bd9Sstevel@tonic-gate  *
97c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate  * and limitations under the License.
137c478bd9Sstevel@tonic-gate  *
147c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate  *
207c478bd9Sstevel@tonic-gate  * CDDL HEADER END
217c478bd9Sstevel@tonic-gate  */
22*5d54f3d8Smuffin /*
23*5d54f3d8Smuffin  * Copyright 1990 Sun Microsystems, Inc.  All rights reserved.
24*5d54f3d8Smuffin  * Use is subject to license terms.
25*5d54f3d8Smuffin  */
26*5d54f3d8Smuffin 
277c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate static	long	randx = 1;
307c478bd9Sstevel@tonic-gate 
31*5d54f3d8Smuffin void
32*5d54f3d8Smuffin srand(unsigned x)
337c478bd9Sstevel@tonic-gate {
347c478bd9Sstevel@tonic-gate 	randx = x;
357c478bd9Sstevel@tonic-gate }
367c478bd9Sstevel@tonic-gate 
37*5d54f3d8Smuffin int
38*5d54f3d8Smuffin rand(void)
397c478bd9Sstevel@tonic-gate {
407c478bd9Sstevel@tonic-gate 	return ((randx = randx * 1103515245 + 12345) & 0x7fffffff);
417c478bd9Sstevel@tonic-gate }
42