From owner-freebsd-questions Thu Nov 18 14:34:22 1999 Delivered-To: freebsd-questions@freebsd.org Received: from fly.lglobus.ru (fly.lglobus.ru [195.34.224.130]) by hub.freebsd.org (Postfix) with ESMTP id 5D596154D2 for ; Thu, 18 Nov 1999 14:34:16 -0800 (PST) (envelope-from rover@fly.lglobus.ru) Received: (from rover@localhost) by fly.lglobus.ru (8.9.3/8.9.2) id BAA64010; Fri, 19 Nov 1999 01:34:57 +0300 (MSK) (envelope-from rover) Date: Fri, 19 Nov 1999 01:34:56 +0300 From: "Oleg V. Volkov" To: Alfred Perlstein Cc: freebsd-questions@freebsd.org Subject: Re: Is there correct way for program to read from itself? Message-ID: <19991119013456.A63985@fly.lglobus.ru> Reply-To: rover@lglobus.ru References: <19991118172315.02758@mojave.sitaranetworks.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0pre3i In-Reply-To: Organization: -=/ SR 13 /=- Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, Nov 18, 1999 at 02:54:21PM -0800, Alfred Perlstein wrote: > I think procfs would be even more helpful (unless the 'file' is still > done, or is it?) You guys should have gotten my profs suggestion > but someone obviously dropped cc lines. *sigh* > > And Greg is definetly right, you should be able to look around to > solve this problem, if the problem is then PATH, then searching > the path is what you need to do, but I still think procfs offers > what you need. > > man 5 procfs. Look a this dump: 481 ktrace RET ktrace 0 481 ktrace CALL execve(0xbfbfdc9f,0xbfbfdbc4,0xbfbfdbcc) 481 ktrace NAMI "./hellow" 481 hellow RET execve 0 481 hellow CALL getpid 481 hellow RET getpid 481/0x1e1 481 hellow CALL open(0xbfbfdb64,0,0) 481 hellow NAMI "/compat/linux/proc/481/exe" 481 hellow NAMI "/proc/481/exe" 481 hellow RET open JUSTRETURN 481 hellow CALL old.lseek(0xfffffffe,0x688,0) 481 hellow RET old.lseek -1 errno -9 Unknown error: -9 481 hellow CALL exit(0x7f) I just don't know why lseek fails. -- Oleg V. Volkov aka Rover EH: LCM Rover Join Elite Imperial Fleet! http://www.emperorshammer.org E-mail redirector: sr-13@mail.ru (always up) -=/ SR 13 /=- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message