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From: marcus@illusion.uucp (Marcus Hall)
Newsgroups: comp.unix.shell
Subject: Re: Parameter expansion on program output in KSH
Keywords: KSH parameter expansion program output possible notation
Message-ID: <1991Apr16.180017.7638@illusion.uucp>
Date: 16 Apr 91 18:00:17 GMT
References: <1991Apr16.023454.2369@ux1.cso.uiuc.edu>
Reply-To: marcus@illusion.UUCP (Marcus Hall)
Organization: Magic Numbers Software, Bloomingdale, IL
Lines: 16

In article <1991Apr16.023454.2369@ux1.cso.uiuc.edu> jeffo@uiuc.edu writes:
>Is it possible to use parameter expansion on program output w/o assigning
>a variable first?  For example, is it possible to say something to the
>effect of:
>
>print ${$(hostname)%%.*}
>
>instead of:
>
>HOSTNAME=$(hostname)
>print ${HOSTNAME%%.*}

Try:
	eval print \${$hostname%%.*}

marcus hall