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Date: Mon, 10 Jul 2006 18:05:14 -0700
From: Maxim Sobolev <sobomax@FreeBSD.org>
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To: Scott Long <scottl@samsco.org>
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Cc: Craig Rodrigues <rodrigc@crodrigues.org>, freebsd-current@FreeBSD.org,
	freebsd-arch@FreeBSD.org
Subject: Re: [RFC] mount can figure out fstype automatically
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Scott Long wrote:
> David O'Brien wrote:
>> On Sat, Jul 08, 2006 at 12:17:19PM -0400, Craig Rodrigues wrote:
>>
>>> I was thinking of doing something like that.  You can basically
>>> get the same info by doing something like:
>>> file - < /dev/ad0s1e
>>> /dev/stdin: Unix Fast File system (little-endian)
>>> file - < /dev/ad0s4
>>> /dev/stdin: SGI XFS filesystem
>>>
>>> I leaned away from this approach in mount(8) because:
>>> - I didn't want to tie mount(8) to file(1)
>>
>>
>> Why not?  We have libmagic for purposes like this.
>>
> 
> This is an interesting idea.  However, it has the potential to
> add a dependency on /usr to the early boot environment.  Maybe it
> could be done via rtld?

Well, we have dynamic /sbin now, so that it's only the matter of moving 
libmagic into /lib.

-Maxim