Re: [Xen-devel] [PATCH v2 0/3] libxl, Handle the command line options of qemu 0.12.

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

anthony.perard@xxxxxxxxxx writes ("[Xen-devel] [PATCH v2 0/3] libxl, Handle the 
command line options of qemu 0.12."):
> This patch gives the ability to the libxl to handle the command line
> argument of the last qemu version. I begin by checking the version
> of the device model with '-h' options, '--version' is not handled in
> qemu-xen. If I found a version upper than 0.12, I use the new
> command line argument, or else I use the old functions to build
> args.

I see I'm too late with this but I agree with the comments that
checking the version number is not the right approach.

The right approach, it seems to me, is to call strstr() on a copy of
the qemu-dm -h output to try to see whether it supports each
particular variant.

Ian.

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