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Re: Support of log10?
From: |
Peng Yu |
Subject: |
Re: Support of log10? |
Date: |
Thu, 1 Jul 2021 09:47:08 -0500 |
Not necessarily. This is a question related to addressing a missing feature
of gawk. The solution may not be in gawk itself. But people using gawk may
be interested in knowing a better solution even the solution is not in gawk.
On Thu, Jul 1, 2021 at 9:07 AM <arnold@skeeve.com> wrote:
> Once again, this is off topic for this list. Anyone who wants to
> respond should do so privately, please.
>
> Arnold
>
> Peng Yu <pengyu.ut@gmail.com> wrote:
>
> > > B. Write a loadable extension in C that calls the math library's
> > > log10() function. The manual explains how to do this. This
> > > would be a very simple extension that should not take long
> > > to write.
> >
> >
> > NAME
> > awka-elm - Awka Extended Library Methods
> >
> >
> > DESCRIPTION
> > Awka is a translator of AWK programs to ANSI-C code, and a
> library
> > (libawka.a) against which the code is linked to create
> executables.
> > Awka is described in the awka manpage.
> >
> > The Extended Library Methods (ELM) provide a way of adding new
> func-
> > tions to the AWK language, so that they appear in your AWK code
> as if
> > they were builtin functions such as substr() or index().
> >
> > It sounds like the above is an even better approach. I can just
> > translate awk code to C then any C functions can be linked to the
> > translated program, which automatically solves two problems: 1) speed
> > up awk, 2) use functions not in awk already.
> >
> > Anybody who has experience with awka-elm can share your experience
> > with awka-elm?
> >
> > --
> > Regards,
> > Peng
>
--
Regards,
Peng