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[Gnu-arch-users] Re: building arch on cygwin

From: Stefan Monnier
Subject: [Gnu-arch-users] Re: building arch on cygwin
Date: Wed, 01 Dec 2004 10:05:55 -0500
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/21.3.50 (gnu/linux)

>> Easy.  $(expr 1 + 1) works in ash on Linux, although I'm not sure if
>> Cygwin has a /usr/bin/expr.

> It does. But afaik you should use backticks ( `expr 1 + 1` ) to stay
> within posix.

Nope: POSIX has $(...) just fine.
The `...` is only needed for ancient pre-POSIX shells.  IIRC Solaris's
/bin/sh was one such ancient shell.


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