* It is very useful to keep the rand_state across reboots.

This commit is contained in:
bg- 2006-11-17 13:05:34 +00:00
parent f3a6cee55b
commit 09e5c8e09a

View file

@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* @(#)$Id: rand.c,v 1.1 2006/06/17 22:41:18 adamdunkels Exp $
* @(#)$Id: rand.c,v 1.2 2006/11/17 13:05:34 bg- Exp $
*/
#include "rand.h"
@ -43,7 +43,14 @@
* Comm. of the ACM, V. 31. No. 10, pp 1192-1201
*/
/*
* When possible, keep rand_state across reboots.
*/
#ifdef __GNUC__
unsigned long rand_state __attribute__((section(".noinit")));
#else
unsigned long rand_state = 123459876ul;
#endif
int
rand()