On 2018-02-20 09:47, Ken Brown wrote:
> A few years ago I adopted ffcall (32-bit only) in order to keep it from
> disappearing from the distro:
> 
> The latest upstream release builds on 64-bit Cygwin, so I'd like to
> update the package, and I'd like to find a sensible way of breaking it
> up into subpackages.  Here are the relevant facts:
> 
> 1. Cygwin's existing (32-bit) ffcall is really a devel package: It
> consists of headers, four (static) libs, and documentation.  There are
> no subpackages and no shared libs.
> 
> 2. The build of the current release produces the same four static libs,
> plus shared versions of the first three, plus a new lib, both static and
> shared (libffcall.a and cygffcall-0.dll).
> 
> If I were starting from scratch, I would have three packages: ffcall,
> libffcall0, and libffcall-devel.  ffcall would be source only;
> libffcall0 would contain the shared libs *.dll; and libffcall-devel
> would contain the headers, the import libs *.dll.a, and the one static
> lib for which there is no shared version.  I wouldn't ship the other
> static libs unless I discover later that they're needed for some reason.
> 
> But I'm not starting from scratch, and users of the existing ffcall will
> need the new libffcall-devel.

NAME=ffcall
...
PKG_NAMES="libffcall0 libffcall-devel"
libffcall0_CONTENTS=...
libffcall_devel_OBSOLETES="ffcall"
libffcall_devel_CONTENTS=...

-- 
Yaakov