TODO this page needs updating.
The following assumes that you already have a built tree rooted in openxt.git with a completed build. It also assumes the build was done with with INHIBIT_RMWORK set. INHIBIT_RMWORK is set by default, and tells the build scripts to not delete the temporary packages build folders, so that we can go there, modify and rebuild source code.
The MACHINE variable
bitbake, the tool we use to build packages, uses the MACHINE environment variable to know what the current target (VM) is. A few possible values are xenclient-dom0 (to work on the main rootfs), xenclient-uivm (to work on the UI VM rootfs), xenclient-ndvm (to work on the network VM rootfs).
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