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Diffstat (limited to 'bitbake/lib/bb/data_smart.py')
| -rw-r--r-- | bitbake/lib/bb/data_smart.py | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/bitbake/lib/bb/data_smart.py b/bitbake/lib/bb/data_smart.py index 16270461a4..ca72449b75 100644 --- a/bitbake/lib/bb/data_smart.py +++ b/bitbake/lib/bb/data_smart.py @@ -361,6 +361,27 @@ class DataSmart(MutableMapping): return data + def expandVarref(self, variable, parents=False): + """Find all references to variable in the data and expand it + in place, optionally descending to parent datastores.""" + + if parents: + keys = iter(self) + else: + keys = self.localkeys() + + ref = '${%s}' % variable + value = self.getVar(variable, False) + for key in keys: + referrervalue = self.getVar(key, False) + if ref in referrervalue: + self.setVar(key, referrervalue.replace(ref, value)) + + def localkeys(self): + for key in self.dict: + if key != '_data': + yield key + def __iter__(self): seen = set() def _keys(d): |