[libvirt] Fedora MinGW - need for *.def files

Daniel P. Berrange berrange at redhat.com
Mon Nov 16 11:34:51 UTC 2009

On Mon, Nov 16, 2009 at 11:23:15AM +0000, Richard W.M. Jones wrote:
> [This is just a FYI ...]
> Upstream binutils or gcc changed the default way that symbols are
> exported for cross-compiled (Fedora MinGW) DLLs.  Previously all
> symbols were exported.  Now they are only exported if they are
> explicitly listed in a *.def file.
> There are two ways that libvirt could be changed to do the right
> thing here.

> Or create a *.def file.  It looks like:
>   LIBRARY libvirt.dll
>   DESCRIPTION "libvirt foo blah"
>   <<list of symbol names, one per line>>
>   http://msdn.microsoft.com/en-us/library/d91k01sh%28VS.80%29.aspx
>   http://msdn.microsoft.com/en-us/library/28d6s79h%28VS.80%29.aspx
> The LIBRARY and DESCRIPTION lines are optional.

This method sounds appealing to me - we could likely auto-generate
this file from the master src/libvirt_public.syms file we already
have for Linux/Solaris

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