ack/lang/basic/lib/random.c
1991-09-04 16:01:22 +00:00

32 lines
357 B
C

/* $Header$ */
#if !defined(EM_WSIZE)
#define EM_WSIZE _EM_WSIZE
#endif
_randomi()
{
int i;
_setchan(-1);
printf("Random number seed (-32768 to 32767) ? ");
_readint(&i);
_setrand(i);
}
_setrand(i)
int i;
{
srand(i);
}
double _rnd(d) double d;
{
double f; f= (int) rand();
return(f/
#if EM_WSIZE == 4
2147483647.0
#else
32767.0
#endif
);
}