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Re: New auxiliary archive script

From: Eric Blake
Subject: Re: New auxiliary archive script
Date: Tue, 10 Aug 2010 06:40:42 -0600
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.8) Gecko/20100805 Red Hat/3.1.2-2.el6 Mnenhy/0.8.3 Thunderbird/3.1.2 
On 08/10/2010 01:01 AM, Peter Rosin wrote:
>> Further I'm fixing the archive and the compile script to use ! not ^ for
>> shell pattern negation, and using $me also in the --help output.
> 
> I tested with $me in the --help output but didn't get it to work so I
> removed it. But your version works. Sigh...
> 
> BTW, why is ! better than ^ here? Just curious.

Because POSIX requires ! in shell pattern negation, but leaves ^
unspecified, and because older shells only understand !.  Autoconf has
tests that guarantee that all shells supported by autoconf support [!a]
negated patterns.

-- 
Eric Blake   address@hidden    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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