compiler/clib/nrand48.c

   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 <sys/cdefs.h>
  15 __FBSDID("$FreeBSD$");
  16
  17 #include "rand48.h"
  18
  19 /*****************************************************************************
  20
  21     NAME */
  22
  23         long nrand48(
  24
  25 /*  SYNOPSIS */
  26         unsigned short xseed[3])
  27
  28 /*  FUNCTION
  29
  30     INPUTS
  31
  32     RESULT
  33
  34     NOTES
  35
  36     EXAMPLE
  37
  38     BUGS
  39
  40     SEE ALSO
  41
  42     INTERNALS
  43
  44 ******************************************************************************/
  45 {
  46         _dorand48(xseed);
  47         return ((long) xseed[2] << 15) + ((long) xseed[1] >> 1);
  48 }
  49