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Date: Mon, 21 Apr 2003 17:23:33 +0100
From: Jez Hancock <jez.hancock@munk.nu>
To: FreeBSD Users <questions@FreeBSD.ORG>
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Subject: Re: Restarting init without rebooting
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On Mon, Apr 21, 2003 at 08:22:47AM -0700, Joseph Maxwell wrote:
> Hello,
> 
> There is supposed to be a way of restarting init, after modifications of
> say an rc.* file, by sending a SIGHUP, I think avoiding the need to
> reboot.
> Could someone say how it is done.
You could try:
init 1
(takes machine into single user mode - MAKE SURE YOU'RE ON A SECURE CONSOLE!!!)
and then after making any changes just issue:
exit
(or ^D I think, this should bring the runlevel back up to multi-user mode)

As usual the manual is your friend :) man init(8)

Good luck,
Jez