43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
class Symbol(object):
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def __init__(self, name, module, version, export):
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self.name, self.module = name, module
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self.version, self.export = version, export
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def __eq__(self, other):
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if not isinstance(other, Symbol):
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return NotImplemented
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# Symbols are resolved to modules by depmod at installation/
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# upgrade time, not compile time, so moving a symbol between
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# modules is not an ABI change. Compare everything else.
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if self.name != other.name:
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return False
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if self.version != other.version:
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return False
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if self.export != other.export:
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return False
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return True
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def __ne__(self, other):
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ret = self.__eq__(other)
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if ret is NotImplemented:
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return ret
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return not ret
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class Symbols(dict):
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def __init__(self, file=None):
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if file:
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self.read(file)
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def read(self, file):
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for line in file:
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version, name, module, export = line.strip().split()
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self[name] = Symbol(name, module, version, export)
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def write(self, file):
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for s in sorted(self.values(), key=lambda i: i.name):
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file.write("%s %s %s %s\n" %
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(s.version, s.name, s.module, s.export))
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