Re: [bug-gawk] Handling hexadecimals in different modes

[Aharon Robbins]

> Date: Mon, 14 Sep 2015 12:15:14 +0300
> From: Jarno Suni <address@hidden>
> To: address@hidden
> Cc: address@hidden
> Subject: Re: [bug-gawk] Handling hexadecimals in different modes
>
> On Tue, 08 Sep 2015 07:34:12 -0600
> address@hidden wrote:
>
> > Jarno Suni <address@hidden> wrote:
>
> > > Then it would work the same way as other awk implementations I have
> > > tested (i.e. mawk and original-awk in Ubuntu Linux).
> > 
> > This is accidental, since those versions just call strtod and GLIBC
> > strtod handles hex values.  This is discussed somewhat in the gawk
> > doc.  The upshot is that you cannot rely on that behavior on non-GLIBC
> > systems.
>
> Where in the doc?

http://www.gnu.org/software/gawk/manual/html_node/POSIX-Floating-Point-Problems.html#POSIX-Floating-Point-Problems

This doesn't mention GLIBC explicitly, but it boils down to the same
thing, since POSIX specifies atof or strtod, and the C99 version
does hex.

Arnold