Re: [png-mng-implement] Fwd: Re: libpng configure patch for versioned symbols

[Glenn Randers-P. <gl...@gm...>]

On Wed, Aug 31, 2011 at 1:18 AM, Andreas Kleinert <in...@ar...>wrote:

>
>
> -------- Original-Nachricht --------
> Betreff: Re: [png-mng-implement] libpng configure patch for versioned
> symbols
> Datum: Wed, 31 Aug 2011 07:17:37 +0200
> Von: Andreas Kleinert <And...@gm...>
> CC: PNG/MNG implementation discussion list
> <png...@li...>
>
> > To me - but this may be due to my personal background - it's a bit odd,
> > when single functions are versioned but a library as a whole (and/or the
> > structures its functions take/give as parameters) in turn are
> > not. [...]
> i.e.
> >
> >       if(libversion > 2) // for some function/struct which changed
>
> That is: talking about a version which could be queried by the library's
> API, e.g. something like
>
>        libversion = png_libver();
>

Such as png_access_version_number() as illustrated in pngtest.c?

Glenn


>
>