Skip site navigation (1)Skip section navigation (2)
Date:      Fri, 9 Nov 2012 09:41:03 +1100
From:      Greg 'groggy' Lehey <grog@FreeBSD.org>
To:        Larry Rosenman <ler@lerctr.org>
Cc:        freebsd-current@freebsd.org, Edward Tomasz Napiera??a <trasz@freebsd.org>, Andriy Gapon <avg@freebsd.org>
Subject:   Re: sysutils/lsof Author Question (for CLANG)....
Message-ID:  <20121108224103.GJ77848@eureka.lemis.com>
In-Reply-To: <6aadce9c231079e0738de9f059625358@webmail.lerctr.org>
References:  <5d4c4abe37bd6fffd0c206c1b7b68ce1@webmail.lerctr.org> <alpine.GSO.1.10.1211071030050.2164@multics.mit.edu> <20121107213917.GD77848@eureka.lemis.com> <cdfb43c5a36fbb113194a9a381a1000b@webmail.lerctr.org> <20121107230034.GF77848@eureka.lemis.com> <509BBEDC.4070103@FreeBSD.org> <7662C646-941D-4E94-92C3-444752DF1EF7@FreeBSD.org> <6aadce9c231079e0738de9f059625358@webmail.lerctr.org>

next in thread | previous in thread | raw e-mail | index | archive | help

--HcccYpVZDxQ8hzPO
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline

[Text formatting recovered]

On Thursday,  8 November 2012 at  9:23:11 -0600, Larry Rosenman wrote:
> On 2012-11-08 09:20, Edward Tomasz Napiera??a wrote:
>> Wiadomo???? napisana przez Andriy Gapon w dniu 8 lis 2012, o godz. 15:17:
>>> Just curious why lsof can't use interfaces that e.g.
>>> fstat/sockstat/etc use?  Those base utilities do not seem to
>>> experience as much trouble as lsof.
>>
>> Note that fstat(8) does not report file paths. On the other hand,
>> procstat(8) does.  It looks like "procstat -fa" and "procstat -va"
>> together provide the same information lsof(8) does; unfortunately
>> there doesn't seem to be a way to show a "merged" output for files
>> opened (-f) and files mmapped, but closed (-v).

Hmm.  I don't know the details, but potentially there *would* be a
more kosher way of doing what lsof wants.

> Remember also that lsof is portable between MANY flavors of *nix.

Only because the author goes to a lot of effort to make it so.
There's special-case code for most kernels.  In the case of FreeBSD,
it would make sense to use documented interfaces where possible, and
create them where they don't exist.

Greg
--
Sent from my desktop computer.
Finger grog@FreeBSD.org for PGP public key.
See complete headers for address and phone numbers.
This message is digitally signed.  If your Microsoft MUA reports
problems, please read http://tinyurl.com/broken-mua

--HcccYpVZDxQ8hzPO
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.19 (FreeBSD)

iEYEARECAAYFAlCcNP8ACgkQIubykFB6QiOk2ACeM7SoqH7QtVe+GYrtrs9wq2iQ
ojcAmwXIwJVjHEiOdeVDg7gLQUS+2okA
=VvIv
-----END PGP SIGNATURE-----

--HcccYpVZDxQ8hzPO--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20121108224103.GJ77848>