From owner-freebsd-stable  Sun Jun  3 12:54:28 2001
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Date: Sun, 3 Jun 2001 15:52:12 -0400
From: Barney Wolff <barney@databus.com>
To: Valentin Nechayev <netch@iv.nn.kiev.ua>
Cc: Gregory Bond <gnb@itga.com.au>, stable@FreeBSD.ORG
Subject: Re: Who's HUPing my daemon?
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References: <200106010210.MAA26759@lightning.itga.com.au> <20010603185509.C891@iv.nn.kiev.ua>
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In-Reply-To: <20010603185509.C891@iv.nn.kiev.ua>; from netch@iv.nn.kiev.ua on Sun, Jun 03, 2001 at 06:55:09PM +0300
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Wouldn't running the daemon under nohup in /usr/local/etc/rc.d/xxx.sh
accomplish the same thing?  I know it's inelegant, but it should work,
unless I'm missing something.
Barney Wolff

On Sun, Jun 03, 2001 at 06:55:09PM +0300, Valentin Nechayev wrote:
>  Fri, Jun 01, 2001 at 12:10:35, gnb (Gregory Bond) wrote about "Who's HUPing my daemon?": 
> 
> Proper daemonization consists of many steps, some of them are:
> 
> 1) chdir("/"), to prevent staying on file system which must be unmounted.
> (But let's consider changing sysctl kern.corefile to absolute path.)
> 2) Close all unneeded file handles, including 0,1,2, and reopen
> /dev/null or log files on them.
> 3) Setup own session with setsid(). This is exact what you need now.
> 
> Of course, daemon() will do the same in one call of itself, but it is
> unportable.

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