39 lines
1.0 KiB
Python
39 lines
1.0 KiB
Python
#!/usr/bin/env python3
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# ex: set filetype=python:
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"""Translate an XDR specification into executable code that
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can be compiled for the Linux kernel."""
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import logging
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from argparse import Namespace
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from lark import logger
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from lark.exceptions import VisitError
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from xdr_parse import xdr_parser, make_error_handler, XdrParseError
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from xdr_parse import handle_transform_error
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from xdr_ast import transform_parse_tree
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logger.setLevel(logging.DEBUG)
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def subcmd(args: Namespace) -> int:
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"""Lexical and syntax check of an XDR specification"""
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parser = xdr_parser()
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with open(args.filename, encoding="utf-8") as f:
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source = f.read()
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try:
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parse_tree = parser.parse(
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source, on_error=make_error_handler(source, args.filename)
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)
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except XdrParseError:
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return 1
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try:
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transform_parse_tree(parse_tree)
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except VisitError as e:
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handle_transform_error(e, source, args.filename)
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return 1
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return 0
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