That's a mug's game: I've been there and tried it (not in Scheme). I
recommend writing a strftime in Scheme from scratch.  It's not that hard;
the most annoying thing is getting into the locale files to handle the
locale-sensitive directives (month name, weekday name, AM/PM, and the
ordering of dates).


On Sun, Jun 30, 2019 at 5:14 PM Mark H Weaver <m...@netris.org> wrote:

> reopen 35920
> thanks
>
> Hi Ludovic,
>
> > Mark H Weaver <m...@netris.org> skribis:
> >
> >> Here's a patch that might fix the problem, but I don't have time to test
> >> it right now.
> >
> > It works! :-)  I wrote tests and pushed it as
> > ab2fd70ef1e36c6532128b73082809ef3c056556.
>
> On my system, I found that my proposed patch caused one of the existing
> tests to fail.  The problem is that if the format string includes
> characters that are not representable in the current locale encoding, it
> will fail.  It seems to me that this could break existing code that
> currently works.  User code that uses 'strftime' might never encode the
> resulting string in the locale encoding.
>
> I was planning to rewrite the code to scan for the '%' escapes
> ourselves, to call 'strftime' for each escape sequence (without
> including the surrounding text), and to concatenate the results.
>
> > I forgot to change the commit author to you before pushing, apologies!
>
> No worries.  Thanks for working on it.
>
>       Mark
>
>
>
>

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