1 /* 2 * Copyright (c) 1980 Regents of the University of California. 3 * All rights reserved. The Berkeley software License Agreement 4 * specifies the terms and conditions for redistribution. 5 */ 6 7 #if defined(LIBC_SCCS) && !defined(lint) 8 static char sccsid[] = "@(#)rand.c 5.2 (Berkeley) 03/09/86"; 9 #endif LIBC_SCCS and not lint 10 11 static long randx = 1; 12 13 srand(x) 14 unsigned x; 15 { 16 randx = x; 17 } 18 19 rand() 20 { 21 return((randx = randx * 1103515245 + 12345) & 0x7fffffff); 22 } 23