On Fri, Dec 15, 2017 at 12:02:14PM +0100, Ludovic Courtès wrote:
> 
> It should be:
> 
>   LD_LIBRARY_PATH=$(guix build libvdpau-va-gl)/lib

$ VDPAU_DRIVER=va_gl LD_LIBRARY_PATH=$(guix build libvdpau-va-gl)/lib vdpauinfo
display: :0.0   screen: 0
Failed to open VDPAU backend libvdpau_va_gl.so: cannot open shared object file: No such file or directory
Error creating VDPAU device: 1

> 
> or:
> 
>   LD_PRELOAD=$(guix build libvdpau-va-gl)/lib/libwhatever-its-called.so

$ VDPAU_DRIVER=va_gl LD_PRELOAD=$(guix build libvdpau-va-gl)/lib/vdpau/libvdpau_va_gl.so vdpauinfo
display: :0.0   screen: 0
Failed to open VDPAU backend libvdpau_va_gl.so: cannot open shared object file: No such file or directory
Error creating VDPAU device: 1

> 
> HTH!
> 
> Ludo’.

Not sure what's going on with this one :/

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