1python mcextend_virtclass_handler () {
2    cls = e.data.getVar("BBEXTENDCURR")
3    variant = e.data.getVar("BBEXTENDVARIANT")
4    if cls != "mcextend" or not variant:
5        return
6
7    override = ":virtclass-mcextend-" + variant
8
9    e.data.setVar("PN", e.data.getVar("PN", False) + "-" + variant)
10    e.data.setVar("MCNAME", variant)
11    e.data.setVar("OVERRIDES", e.data.getVar("OVERRIDES", False) + override)
12}
13
14addhandler mcextend_virtclass_handler
15mcextend_virtclass_handler[eventmask] = "bb.event.RecipePreFinalise"
16
17