From owner-freebsd-questions  Sat May 24 18:50:16 1997
Return-Path: <owner-questions>
Received: (from root@localhost)
          by hub.freebsd.org (8.8.5/8.8.5) id SAA01038
          for questions-outgoing; Sat, 24 May 1997 18:50:16 -0700 (PDT)
Received: from kithrup.com (kithrup.com [205.179.156.40])
          by hub.freebsd.org (8.8.5/8.8.5) with SMTP id SAA01031
          for <questions@freebsd.org>; Sat, 24 May 1997 18:50:14 -0700 (PDT)
Received: (from sef@localhost) by kithrup.com (8.6.8/8.6.6) id SAA27757; Sat, 24 May 1997 18:50:13 -0700
Date: Sat, 24 May 1997 18:50:13 -0700
From: Sean Eric Fagan <sef@Kithrup.COM>
Message-Id: <199705250150.SAA27757@kithrup.com>
To: questions@freebsd.org
Subject: Re: execve() and the actual name of the image executed 
Newsgroups: kithrup.freebsd.questions
In-Reply-To: <199705250053.RAA16879.kithrup.freebsd.questions@implode.root.com>
References: Your message of "Sat, 24 May 1997 16:01:22 PDT."
             <199705242301.QAA19073@precipice.shockwave.com> 
Organization: Kithrup Enterprises, Ltd.
Sender: owner-questions@freebsd.org
X-Loop: FreeBSD.org
Precedence: bulk

In article <199705250053.RAA16879.kithrup.freebsd.questions@implode.root.com> you write:
>>Is there any /absolutely guaranteed/ way to get a pointer to the/a path
>>that was actually used to invoke an image from that image?
>   /proc/<pid>/file is one way. This only works on FreeBSD 2.2+, however.

And that is one of the reasons that node is in procfs :).  (The *main*
reason is so you can get symbols from any process you wish to debug, without
knowing the actual name of the file.)

Sean.