Re: pg_ctl failure with older Bourne shells (use ${1:+"$@"})

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Mike Coleman <mkc(at)stowers-institute(dot)org>, pgsql-bugs(at)postgresql(dot)org, mkc(at)mathdogs(dot)com
Subject: Re: pg_ctl failure with older Bourne shells (use ${1:+"$@"})
Date: 2002-07-19 15:32:41
Message-ID: 200207191532.g6JFWf311237@candle.pha.pa.us
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Tom Lane wrote:
> > We only use "$@" in a few places so I am applying this patch.
>
> Could you check for other scripts where the same thing may have snuck
> in?

Yes, I checked, and I saw pgaccess using it too. I sent them a patch.

>
> BTW, O'Reilly's "Unix Power Tools" recommends
> ${1+"$@"}
> as the most portable replacement for "$@". Mike's version has :+
> which is not the same. My man page for the Bourne shell says

Changed.

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