Re: [PATCH] build: Avoid length() GNU awk extension

On 09 Mar 2022 04:10, Mike Frysinger wrote:
> On 09 Mar 2022 03:54, Mike Frysinger wrote:
> > On 09 Mar 2022 08:31, Sebastian Huber wrote:
> > > Other awk implementations such as mawk do not support the length() function.
> > 
> > those awk implementations are not POSIX compliant.  length() is
> > *not* a GNU extension.  you can see it clearly defined in POSIX:
> > https://pubs.opengroup.org/onlinepubs/9699919799/utilities/awk.html#tag_20_06_13_13
> 
> sorry, i quoted length() as used to count bytes in a string, not elements
> in an array.  POSIX doesn't support that.  i would still argue that, while
> gawk supports it, it isn't a GNU extension.  bwk supported it back in 2002,
> and gawk didn't implement it until ~2005.

since it's widely supported for a long time, i sent a request to the POSIX
folks to just add it :)
https://www.austingroupbugs.net/view.php?id=1566
-mike

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