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From: brnstnd@kramden.acf.nyu.edu (Dan Bernstein)
Newsgroups: comp.unix.questions
Subject: Re: Can ls be made to only list directories?
Message-ID: <29898:Sep522:04:4390@kramden.acf.nyu.edu>
Date: 5 Sep 90 22:04:43 GMT
References: <10914:Sep306:06:3490@kramden.acf.nyu.edu> <13343@hydra.gatech.EDU>
Distribution: usa
Organization: IR
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In article <13343@hydra.gatech.EDU> gt0178a@prism.gatech.EDU (BURNS,JIM) writes:
> in article <10914:Sep306:06:3490@kramden.acf.nyu.edu>, brnstnd@kramden.acf.nyu.edu (Dan Bernstein) says:
> > In article <1990Sep3.032037.487@iwarp.intel.com> merlyn@iwarp.intel.com (Randal Schwartz) writes:
     [ `echo foo`  is always better expressed as just  foo ]
> > Not always. When echo is built in and the shell is sensible, `echo
> > something` is hardly an efficiency loss, and it's sometimes useful for
> > playing with the spacing. (Consider csh's word breaks.)
> I thought so at first too, but don't the backquotes launch a process?

Backquotes don't have to fork any more than output redirection does.

---Dan