Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!oliveb!apple!bbn!rochester!pt.cs.cmu.edu!MARCOZ.BOLTZ.CS.CMU.EDU!marcoz
From: marcoz@MARCOZ.BOLTZ.CS.CMU.EDU (Marco Zagha)
Newsgroups: comp.unix.questions
Subject: Re: Need csh alias to match patterns in history
Message-ID: <4599@pt.cs.cmu.edu>
Date: 29 Mar 89 20:36:59 GMT
References: <3680046@eecs.nwu.edu>
Organization: Carnegie-Mellon University, CS/RI
Lines: 24

In article <3680046@eecs.nwu.edu>, naim@eecs.nwu.edu (Naim Abdullah) writes:
> 
> alias h ' \
> if ( "X\!*" == "X" ) then \
> history \
> else \
> history | grep \!* \
> endif'
> 
> For some reason, this does not work. Can some kind soul explain why
> and supply a working answer to this problem ?

I think this will do the trick:

 alias hh 'history | grep "\!*"'

This works because 'grep ""' is not the same as 'grep'.

Your alias produces strange behavior.  Neither the "if" or the "else"
condition is ever executed.  I don't know why.

== Marco (marcoz@cs.cmu.edu)


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