Date: Sun, 01 Feb 1998 05:09:55 -0500 (EST) From: "Joe \"Marcus\" Clarke" <marcus@miami.edu> To: "Matthew D. Fuller" <fullermd@futuresouth.com> Cc: laszlo vagner <kf7nn@mutsgo.dyn.ml.org>, Greg Lehey <grog@lemis.com>, questions@FreeBSD.ORG Subject: Re: rehash missing Message-ID: <Pine.OSF.3.96.980201050915.1311B-100000@jaguar.ir.miami.edu> In-Reply-To: <Pine.BSF.3.96.980201034222.21493B-100000@shell.futuresouth.com>
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A quick way to find out if a command is built into the shell or not, is to run 'which <command>'. It will tell you right waway. Joe Clarke On Sun, 1 Feb 1998, Matthew D. Fuller wrote: > On Sat, 31 Jan 1998, laszlo vagner wrote: > > > Doooh!.. > > > > ok so i am dumb..... > I wouldn't go that far... > > > i didnt realize rehash was part of the shell > > > > i did a "csh" and tried "rehash" it works now! > > > > actually it always worked if you use the right shell ha! > > > > So how do you know what commands are in each shell?? > Well, when you read the man page for that command, if it slams you into > the manpage for a shell, then it's a shell builtin. > But sometimes you have to be sneaky. > For instance, I had this trype of problem a month or so ago. > I was trying to nice out some processes, and I couldn't. What I didn't > know was that, besides the 'nice' binary command, there's a 'nice' builtin > to tcsh (which I use), which has a completely different argument format. > So, I s'pose all you can do is trial and error. > > *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* > | FreeBSD; the way computers were meant to be | > * "The only reason I'm burning my candle at both ends, is * > | that I haven't figured out how to light the middle yet."| > * fullermd@futuresouth.com :-} MAtthew Fuller * > | http://keystone.westminster.edu/~fullermd | > *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* > > > >
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