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+# -*- python -*-
+# Automatically set extend the MACHINEOVERRIDES
+#
+# This allow to grouping of different settings for similar platforms.
+#
+# To use the class, specify, for example:
+#
+# MACHINEOVERRIDES_EXTENDER_soc = "group1:group2"
+#
+# Copyright 2016 (C) O.S. Systems Software LTDA.
+
+def machine_overrides_extender(d):
+ machine_overrides = (d.getVar('MACHINEOVERRIDES', True) or '').split(':')
+ for o in machine_overrides:
+ extender = d.getVar('MACHINEOVERRIDES_EXTENDER_%s' % o, True)
+ if extender:
+ extender = extender.split(':')
+ extender.reverse()
+ if not set(extender).issubset(set(machine_overrides)):
+ index = machine_overrides.index(o)
+ for e in extender:
+ machine_overrides.insert(index, e)
+ d.setVar('MACHINEOVERRIDES', ':'.join(machine_overrides))
+
+python machine_overrides_extender_handler() {
+ machine_overrides_extender(e.data)
+}
+machine_overrides_extender_handler[eventmask] = "bb.event.ConfigParsed"
+addhandler machine_overrides_extender_handler