1 /* 2 * Copyright (c) 1993 Martin Birgmeier 3 * All rights reserved. 4 * 5 * You may redistribute unmodified or modified versions of this source 6 * code provided that the above copyright notice and this and the 7 * following conditions are retained. 8 * 9 * This software is provided ``as is'', and comes with no warranties 10 * of any kind. I shall in no event be liable for anything that happens 11 * to anyone/anything when using this software. 12 */ 13 14 #include <stdint.h> 15 16 #include "rand48.h" 17 18 extern unsigned short _rand48_seed[3]; 19 20 long 21 mrand48(void) 22 { 23 24 _dorand48(_rand48_seed); 25 return ((int32_t)(((uint32_t)_rand48_seed[2] << 16) | 26 (uint32_t)_rand48_seed[1])); 27 } 28