From: Sweth Chandramouli <sweth@moon.jic.com>
To: zsh-users@math.gatech.edu
Subject: Re: for syntax differences from ksh
Date: Sat, 18 Oct 1997 02:09:45 -0400 [thread overview]
Message-ID: <v03110704b06e02961adb@[208.135.210.91]> (raw)
In-Reply-To: <971017084433.ZM7615@candle.brasslantern.com>
At 11:44 AM -0400 on 10/17/97, Bart Schaefer wrote:
> On Oct 17, 10:25am, Andrew Main wrote:
> } Subject: Re: for syntax differences from ksh
> }
> } Sweth Chandramouli wrote:
> } >
> } >addpath () {
> } >for pathdir in $*; do
> } > if test -d $pathdir; then
> } > PATH=$PATH:$pathdir
> } > fi;
> } >done
> } >}
> }
> } This function is correct for zsh.
>
> Yes, but I'd recommend
>
> PATH=${PATH}:$pathdir
>
> because of zsh's `:' variable modifiers. It happens to work here because
> zsh ignores the `:' when it is not followed by a recognized modifier, but
> I think it's a bad habit to rely upon that.
in a search for a better habit: is it then always correct to enclose
the variable name in braces? i remember being told at some point not to do
so, though i think that was for a different shell altogether.
(thanks to everyone who explained the word splitting problem; as soon
as the first person pointed it out, i remembered reading it in the faq.
doh!)
-- sweth
prev parent reply other threads:[~1997-10-18 7:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
1997-10-16 21:12 Sweth Chandramouli
1997-10-17 9:25 ` Andrew Main
1997-10-17 15:44 ` Bart Schaefer
1997-10-18 6:09 ` Sweth Chandramouli [this message]
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