Date: Mon, 13 Nov 2000 04:34:04 +0200 From: Giorgos Keramidas <keramida@ceid.upatras.gr> To: Tommy Forrest - KE4PYM <tforrest@mcs.net> Cc: "freebsd-questions@FreeBSD.ORG" <freebsd-questions@FreeBSD.ORG> Subject: Re: What is "["? Message-ID: <20001113043404.A17448@hades.hell.gr> In-Reply-To: <200011130004.SAA06022@mailbox.mcs.net>; from tforrest@mcs.net on Sun, Nov 12, 2000 at 07:03:21PM -0500 References: <Pine.SOL.4.10.10011121835160.23858-100000@galaga.gpcc.itd.umich.edu> <200011130004.SAA06022@mailbox.mcs.net>
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On Sun, Nov 12, 2000 at 07:03:21PM -0500, Tommy Forrest - KE4PYM wrote:
> Rooting around (no pun intended) my 4.0 system today I happened upon
> a file called "[" in /bin. Not knowing what this file was I deleted
> it.
% ls -Fli /bin/test /bin/[
14425 -r-xr-xr-x 2 root wheel 48856 Oct 18 02:18 /bin/[*
14425 -r-xr-xr-x 2 root wheel 48856 Oct 18 02:18 /bin/test*
it's a hard link to the /bin/test utility, actually. You need this since a
lot of the /etc/rc.* scripts use the shell-contruct:
if [ condition ]; then
... code ...
fi
> Rule number one: Dont delete that in which you do not know. Rename
> it.
Better yet. *Don't* touch it!
- giorgos
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