generic-poky/meta/classes/distro_features_check.bbclass

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# Allow checking of required and conflicting DISTRO_FEATURES
#
# REQUIRED_DISTRO_FEATURES: ensure every item on this list is included
# in DISTRO_FEATURES.
# CONFLICT_DISTRO_FEATURES: ensure no item in this list is included in
# DISTRO_FEATURES.
#
# Copyright 2013 (C) O.S. Systems Software LTDA.
python () {
required_distro_features = d.getVar('REQUIRED_DISTRO_FEATURES', True)
if required_distro_features:
required_distro_features = required_distro_features.split()
distro_features = (d.getVar('DISTRO_FEATURES', True) or "").split()
for f in required_distro_features:
if f in distro_features:
break
else:
raise bb.parse.SkipPackage("missing required distro feature %s (not in DISTRO_FEATURES)" % required_distro_features)
conflict_distro_features = d.getVar('CONFLICT_DISTRO_FEATURES', True)
if conflict_distro_features:
conflict_distro_features = conflict_distro_features.split()
distro_features = (d.getVar('DISTRO_FEATURES', True) or "").split()
for f in conflict_distro_features:
if f in distro_features:
raise bb.parse.SkipPackage("conflicting distro feature %s (in DISTRO_FEATURES)" % conflict_distro_features)
}