Date: Sun, 07 Nov 1999 11:44:41 +0000 From: David Malone <dwmalone@maths.tcd.ie> To: Sean Eric Fagan <sef@kithrup.com> Cc: freebsd-hackers@freebsd.org Subject: Re: Procfs' pointers to files. Message-ID: <199911071144.aa35139@salmon.maths.tcd.ie> In-Reply-To: Your message of "Sat, 06 Nov 1999 11:29:40 PST." <199911061929.LAA06259@kithrup.com>
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> >You can make hard links to > > No, you cannot. Yes you can - you just need to make sure the target directory is on the same filesystem as the *original* file. 11:30:gonzo 9% cp /bin/sleep /tmp 11:30:gonzo 10% ls -l /tmp/sleep* -r-xr-xr-x 1 dwmalone wheel 45224 Nov 7 11:30 /tmp/sleep 11:30:gonzo 11% /tmp/sleep 100000 & [1] 636 11:31:gonzo 12% ln /proc/636/file /tmp/sleep2 11:31:gonzo 13% ls -l /tmp/sleep* -r-xr-xr-x 2 dwmalone wheel 45224 Nov 7 11:30 /tmp/sleep -r-xr-xr-x 2 dwmalone wheel 45224 Nov 7 11:30 /tmp/sleep2 11:32:gonzo 14% chmod u+s /tmp/sleep2 11:32:gonzo 15% ls -l /tmp/sleep* /proc/636/file -r-sr-xr-x 2 dwmalone wheel 45224 Nov 7 11:30 /proc/636/file -r-sr-xr-x 2 dwmalone wheel 45224 Nov 7 11:30 /tmp/sleep -r-sr-xr-x 2 dwmalone wheel 45224 Nov 7 11:30 /tmp/sleep2 David. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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