From: Ray Andrews <rayandrews@eastlink.ca>
To: zsh-users@zsh.org
Subject: Re: grammar triviality with '&&'
Date: Mon, 02 Mar 2015 11:25:26 -0800 [thread overview]
Message-ID: <54F4B926.5090105@eastlink.ca> (raw)
In-Reply-To: <CABx2=D9XGqXYaZChC9eCAhDKX5Oigk1k6+NswgwncFa=o73bPA@mail.gmail.com>
On 03/02/2015 10:52 AM, Kurtis Rader wrote:
> Why are you using ancient Bourne-shell syntax? If you need compatibility
> with the Bourn-shell you can't use the feature you're asking for. If you
> use the slightly less ancient Korn-shell syntax you can break the test
> across lines the way you want:
So I see. Thanks, I didn't know about using [[ that way:
>
> #!/bin/zsh
> ozymandia=yes
>
> if [[ -e 'shelly.txt'
> && -n "$ozymandia"
> && -n $(grep "I met a traveler" shelly.txt) ]]
> then
> echo "Look on my works, ye mighty"
> fi
>
> Note that I fixed your command as "grep" isn't a valid test; although, I
> wouldn't write it that way in practice as it isn't efficient.
Doesn't matter, I just made that up. Anyway, it was a theoretical issue
gentlemen, I just
thought I'd ask, I don't really have any great difficulties using the
line continuation. It
seems this 'errexit' thing does create a hard syntactic issue so that
answers my question.
>
next prev parent reply other threads:[~2015-03-02 19:25 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-01 16:07 Ray Andrews
2015-03-01 16:43 ` ZyX
2015-03-01 17:01 ` Ray Andrews
2015-03-01 18:48 ` Bart Schaefer
2015-03-01 19:00 ` ZyX
2015-03-01 19:16 ` Ray Andrews
2015-03-01 20:48 ` ZyX
2015-03-01 18:49 ` Lawrence Velázquez
2015-03-02 2:27 ` Vincent Lefevre
2015-03-02 3:12 ` Ray Andrews
2015-03-02 5:22 ` Lawrence Velázquez
2015-03-02 3:53 ` Kurtis Rader
2015-03-02 4:18 ` Ray Andrews
2015-03-02 5:22 ` Kurtis Rader
2015-03-02 16:17 ` Ray Andrews
2015-03-02 18:52 ` Kurtis Rader
2015-03-02 19:03 ` ZyX
2015-03-02 20:16 ` Kurtis Rader
2015-03-03 4:15 ` ZyX
2015-03-03 4:43 ` Kurtis Rader
2015-03-04 15:03 ` Vincent Lefevre
2015-03-04 19:07 ` ZyX
2015-03-02 19:25 ` Ray Andrews [this message]
2015-03-02 10:46 ` Vincent Lefevre
2015-03-02 11:06 ` Peter Stephenson
2015-03-02 19:19 ` Bart Schaefer
2015-03-04 14:47 ` Vincent Lefevre
2015-03-05 1:51 ` Bart Schaefer
2015-03-05 10:06 ` Peter Stephenson
2015-03-02 8:54 ` Bart Schaefer
2015-03-02 10:31 ` Vincent Lefevre
2015-03-02 16:31 ` Ray Andrews
2015-03-02 16:49 ` Bart Schaefer
2015-03-02 17:38 ` Ray Andrews
2015-03-02 18:51 ` Bart Schaefer
2015-03-04 8:55 ` Vincent Lefevre
2015-03-04 17:12 ` Ray Andrews
2015-03-06 4:59 ` Bart Schaefer
2015-03-06 16:10 ` Ray Andrews
2015-03-06 20:23 ` Lawrence Velázquez
2015-03-06 21:25 ` Ray Andrews
2015-03-06 16:32 ` Vincent Lefevre
2015-03-06 17:43 ` Bart Schaefer
2015-03-06 21:01 ` Ray Andrews
2015-03-09 11:26 ` Vincent Lefevre
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