Re: [Libguestfs] [PATCH libnbd] lib: Use symbol versions.

On Sat, Jul 27, 2019 at 02:19:47PM +0100, Richard W.M. Jones wrote: > This patch adds support for symbol versions. It is based on what > libvirt does. > > The generated syms file looks like: > > LIBNBD_1.0 { > global: > nbd_...; > nbd_...; > local: *; > }; > > In a future stable 1.2 release, new symbols would go into a new > section which would look like this: > > LIBNBD_1.2 { > global: > nbd_new_symbol; > nbd_another_new_symbol; > local: *; > } LIBNBD_1.0; > > In my testing the ‘local:’ label is needed. For some reason libvirt > doesn’t use it. We do use it - just note that src/libvirt_public.syms is *not* what is used to link. We combine that file with libvirt_private.syms too, and when combining, add the "local: *" bit to the result.