Re: [Qemu-devel] [RFC PATCH 04/10] qemu-ga: Add Windows VSS provider to quiesce applications on fsfreeze

[Paolo Bonzini]

Il 14/02/2013 07:10, Tomoki Sekiyama ha scritto:
> diff --git a/qga/vss-win32-provider/qga-provider.idl 
> b/qga/vss-win32-provider/qga-provider.idl
> new file mode 100644
> index 0000000..17abca0
> --- /dev/null
> +++ b/qga/vss-win32-provider/qga-provider.idl
> @@ -0,0 +1,20 @@
> +import "oaidl.idl";
> +import "ocidl.idl";
> +
> +[
> +    uuid(103B8142-6CE5-48A7-BDE1-794D3192FCF1),
> +    version(1.0),
> +    helpstring("QGAVSSProvider Type Library")
> +]
> +library QGAVSSHWProviderLib
> +{
> +    importlib("stdole2.tlb");
> +    [
> +        uuid(6E6A3492-8D4D-440C-9619-5E5D0CC31CA8),
> +        helpstring("QGAVSSProvider Class")
> +    ]
> +    coclass QGAVSSHWProvider
> +    {
> +        [default] interface IUnknown;
> +    };
> +};

Ok, I checked widl and it chokes on the importlib line.  If that can be
removed, it's fine to use widl.

The invocation is

        widl -m32/-m64 -o qga-provider.tlb -t qga-provider.idl

where code to choose between -m32 and -m64 is already in the configure
script (search for `case "$cpu"`).

Paolo