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Re: EPOCHREALTIME to days, hours, minutes, seconds


From: Lawrence Velázquez
Subject: Re: EPOCHREALTIME to days, hours, minutes, seconds
Date: Fri, 20 Aug 2021 17:59:14 -0400
User-agent: Cyrus-JMAP/3.5.0-alpha0-1118-g75eff666e5-fm-20210816.002-g75eff666

On Fri, Aug 20, 2021, at 5:41 PM, Emanuele Torre wrote:
> I don't think POSIX actually defines character class negation for glob 
> patterns

It does.

> see: 
> https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_13_03

That very link states that filename expansion uses the same patterns
as described elsewhere [1][2], with a few differences.  Patterns
are defined to use POSIX BRE bracket expressions, except negating
with '!' instead of '^'.  The differences for filename generation
don't affect that.

[1]: 
https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_13_01
[2]: 
https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_13_02

-- 
vq



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