Date: Sat, 24 May 1997 17:53:05 -0700 From: David Greenman <dg@root.com> To: Paul Traina <pst@shockwave.com> Cc: questions@FreeBSD.ORG Subject: Re: execve() and the actual name of the image executed Message-ID: <199705250053.RAA16879@implode.root.com> In-Reply-To: Your message of "Sat, 24 May 1997 16:01:22 PDT." <199705242301.QAA19073@precipice.shockwave.com>
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>The parameters passed to execve include the filename that you wish >to exec, followed by the argv and envp structures. A quick perusal >of kern_exec.s shows the kernel copying the argv and envp structures >to the new process area, but it appears as if the path to the >executable is lost. Yup. >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. -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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