Re: [PATCH 2/5] w32: add support for recent PNG library version >= 1.5

[Eli Zaretskii <eliz@gnu.org>]

> Date: Wed, 30 Oct 2013 13:50:57 +0100
> From: Claudio Bley <claudio.bley@googlemail.com>
> Cc: emacs-devel@gnu.org
> 
> > > I'm building with CMake and that's what the CMake builds produce.
> > 
> > Worth writing to the maintainers about, IMO, since CMake is not the
> > standard build method (AFAIK).
> 
> On w32 it is probably more standard than building with autotools, IMO.

I doubt that.  But I won't argue.

> It also begs the question what the most reasonable name would be,
> ie. what's the point of duplicating the version after a dash?

That's why I suggested to write to the maintainers.

> Seems it's only because of libtool, which is probably not really
> relevant on w32 anyway.

libtool _is_ relevant to w32 because many packages use it to link
against external libraries.

> > > If you download the release tarball (lpng166.7z) for win32, the DLL
> > > produced is also called libpng16.dll.
> > 
> > If you build with CMake or if you build with the usual "configure && make"?
> 
> Neither, they support building with different compilers by copying a
> Makefile from the "scripts" subdir to the project root dir. The w32
> "tarballs" don't even have a configure script.

Strange distribution policy, IMO.