> -----Original Message-----
> From: Greg Hudson [mailto:ghudson@MIT.EDU]
> Sent: Monday, December 08, 2003 7:45 AM
> To: Julian Foad
> Cc: dev@subversion.tigris.org
> Subject: Re: Unsupported printf positional parameters on Windows [was:
> Re:Resolution: only print specific error message when present]
>
> On Mon, 2003-12-08 at 09:41, Julian Foad wrote:
> > Branko Èibej wrote:
> > >
> > > I'm much more concerned about the nightmare of unsupported printf
> > > positional parameters on Windows...
> >
> > Huh? Care to state briefly (but less briefly) what you mean by that, so
> I can at least try to avoid the problem when writing portable code?
>
> I'm not sure which aspect you need an explanation of, so I'll explain
> everything I know.
>
> Let's say our code had
>
> printf(_("String '%s' has %d characters\n"), s, strlen(s));
>
> An acceptable German translation might be (according to the gnu awk
> manual):
>
> "%d Zeichen lang ist die Zeichenkette '%s'\n"
>
> ... but the arguments are in the wrong order. (I don't know any German;
> maybe you could make the arguments be in the right order by rewording
> the sentence, but assume that in many cases you can't.) So, folks added
> support in printf for:
>
> "%2$d Zeichen lang ist die Ziechenkette '%1$s'\n"
>
> Apparently, Windows doesn't have this support. But I don't see why that
> matters; we almost exclusively use apr_psprintf. There doesn't appear
> to be positional argument support in apr_vformatter(), but that's not a
> Windows-specific problem, and we can presumably fix it with enough work.
Windows FormatMessage(...) does support positional parameters.
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/debug/base/
formatmessage.asp
But I agree that this would be a good thing to add to apr_vformatter.
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Received on Mon Dec 8 18:26:42 2003