ack/lang/cem/libcc.ansi/stdlib/rand.c
1990-06-30 20:02:45 +00:00

21 lines
407 B
C

/*
* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
* See the copyright notice in the ACK home directory, in the file "Copyright".
*/
/* $Header$ */
#include <stdlib.h>
static unsigned long int next = 1;
int rand(void)
{
next = next * 1103515245 + 12345;
return (unsigned int)(next/(2 * (RAND_MAX +1L)) % (RAND_MAX+1L));
}
void srand(unsigned int seed)
{
next = seed;
}