Date: Thu, 08 Nov 2012 16:57:28 -0600 From: Larry Rosenman <ler@lerctr.org> To: Greg 'groggy' Lehey <grog@freebsd.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: <28daf355adf14034cb8e9eb87eef60d5@webmail.lerctr.org> In-Reply-To: <20121108224103.GJ77848@eureka.lemis.com> 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> <20121108224103.GJ77848@eureka.lemis.com>
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On 2012-11-08 16:41, Greg 'groggy' Lehey wrote: > [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. And if we could get such a list and create them, Vic would use them I suspect. We've tried before and it turns into a bikeshed. > > 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
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