unicorn/qemu/scripts/qapi-gen.py
Markus Armbruster 3b1d4defe3
qapi-gen: Convert from getopt to argparse
argparse is nicer to use than getopt, and gives us --help almost for
free.

Backports commit 3b446a1817289d89844ad77c719bdc44bbcd1198 from qemu
2018-03-09 08:49:33 -05:00

56 lines
2 KiB
Python

#!/usr/bin/env python
# QAPI generator
#
# This work is licensed under the terms of the GNU GPL, version 2 or later.
# See the COPYING file in the top-level directory.
from __future__ import print_function
import argparse
import re
import sys
from qapi.common import QAPISchema
from qapi.types import gen_types
from qapi.visit import gen_visit
# Unicorn: commented out
#from qapi.commands import gen_commands
#from qapi.events import gen_events
#from qapi.introspect import gen_introspect
#from qapi.doc import gen_doc
def main(argv):
parser = argparse.ArgumentParser(
description='Generate code from a QAPI schema')
parser.add_argument('-b', '--builtins', action='store_true',
help="generate code for built-in types")
parser.add_argument('-o', '--output-dir', action='store', default='',
help="write output to directory OUTPUT_DIR")
parser.add_argument('-p', '--prefix', action='store', default='',
help="prefix for symbols")
parser.add_argument('-u', '--unmask-non-abi-names', action='store_true',
dest='unmask',
help="expose non-ABI names in introspection")
parser.add_argument('schema', action='store')
args = parser.parse_args()
match = re.match(r'([A-Za-z_.-][A-Za-z0-9_.-]*)?', args.prefix)
if match.end() != len(args.prefix):
print("%s: 'funny character '%s' in argument of --prefix"
% (sys.argv[0], args.prefix[match.end()]),
file=sys.stderr)
sys.exit(1)
schema = QAPISchema(args.schema)
gen_types(schema, args.output_dir, args.prefix, args.builtins)
gen_visit(schema, args.output_dir, args.prefix, args.builtins)
# Unicorn: commented out
#gen_commands(schema, args.output_dir, args.prefix)
#gen_events(schema, args.output_dir, args.prefix)
#gen_introspect(schema, args.output_dir, args.prefix, args.unmask)
#gen_doc(schema, args.output_dir, args.prefix)
if __name__ == '__main__':
main(sys.argv)