ack/lang/cem/libcc.ansi/pure/stdlib/rand.c

21 lines
408 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".
*/
/* $Id$ */
#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;
}