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48 lines
1.4 KiB
48 lines
1.4 KiB
"""
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QAPI features generator
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Copyright 2024 Red Hat
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This work is licensed under the terms of the GNU GPL, version 2.
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# See the COPYING file in the top-level directory.
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"""
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from typing import ValuesView
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from .common import c_enum_const, c_name
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from .gen import QAPISchemaMonolithicCVisitor
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from .schema import QAPISchema, QAPISchemaFeature
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class QAPISchemaGenFeatureVisitor(QAPISchemaMonolithicCVisitor):
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def __init__(self, prefix: str):
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super().__init__(
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prefix, 'qapi-features',
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' * Schema-defined QAPI features',
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__doc__)
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self.features: ValuesView[QAPISchemaFeature]
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def visit_begin(self, schema: QAPISchema) -> None:
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self.features = schema.features()
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self._genh.add("#include \"qapi/util.h\"\n\n")
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def visit_end(self) -> None:
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self._genh.add("typedef enum {\n")
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for f in self.features:
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self._genh.add(f" {c_enum_const('qapi_feature', f.name)}")
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if f.name in QAPISchemaFeature.SPECIAL_NAMES:
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self._genh.add(f" = {c_enum_const('qapi', f.name)},\n")
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else:
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self._genh.add(",\n")
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self._genh.add("} " + c_name('QapiFeature') + ";\n")
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def gen_features(schema: QAPISchema,
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output_dir: str,
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prefix: str) -> None:
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vis = QAPISchemaGenFeatureVisitor(prefix)
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schema.visit(vis)
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vis.write(output_dir)
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