Resguardo inicial

linux-7.2.3/tools/net/sunrpc/xdrgen/subcmds/lint.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python3
+# ex: set filetype=python:
+
+"""Translate an XDR specification into executable code that
+can be compiled for the Linux kernel."""
+
+import logging
+
+from argparse import Namespace
+from lark import logger
+from lark.exceptions import VisitError
+
+from xdr_parse import xdr_parser, make_error_handler, XdrParseError
+from xdr_parse import handle_transform_error
+from xdr_ast import transform_parse_tree
+
+logger.setLevel(logging.DEBUG)
+
+
+def subcmd(args: Namespace) -> int:
+    """Lexical and syntax check of an XDR specification"""
+
+    parser = xdr_parser()
+    with open(args.filename, encoding="utf-8") as f:
+        source = f.read()
+        try:
+            parse_tree = parser.parse(
+                source, on_error=make_error_handler(source, args.filename)
+            )
+        except XdrParseError:
+            return 1
+        try:
+            transform_parse_tree(parse_tree)
+        except VisitError as e:
+            handle_transform_error(e, source, args.filename)
+            return 1
+
+    return 0