xref: /openbmc/qemu/scripts/qapi-gen.py (revision 174d2d68)
1#!/usr/bin/env python3
2# QAPI generator
3#
4# This work is licensed under the terms of the GNU GPL, version 2 or later.
5# See the COPYING file in the top-level directory.
6
7
8import argparse
9import re
10import sys
11
12from qapi.commands import gen_commands
13from qapi.doc import gen_doc
14from qapi.events import gen_events
15from qapi.introspect import gen_introspect
16from qapi.schema import QAPIError, QAPISchema
17from qapi.types import gen_types
18from qapi.visit import gen_visit
19
20
21def main(argv):
22    parser = argparse.ArgumentParser(
23        description='Generate code from a QAPI schema')
24    parser.add_argument('-b', '--builtins', action='store_true',
25                        help="generate code for built-in types")
26    parser.add_argument('-o', '--output-dir', action='store', default='',
27                        help="write output to directory OUTPUT_DIR")
28    parser.add_argument('-p', '--prefix', action='store', default='',
29                        help="prefix for symbols")
30    parser.add_argument('-u', '--unmask-non-abi-names', action='store_true',
31                        dest='unmask',
32                        help="expose non-ABI names in introspection")
33    parser.add_argument('schema', action='store')
34    args = parser.parse_args()
35
36    match = re.match(r'([A-Za-z_.-][A-Za-z0-9_.-]*)?', args.prefix)
37    if match.end() != len(args.prefix):
38        print("%s: 'funny character '%s' in argument of --prefix"
39              % (sys.argv[0], args.prefix[match.end()]),
40              file=sys.stderr)
41        sys.exit(1)
42
43    try:
44        schema = QAPISchema(args.schema)
45    except QAPIError as err:
46        print(err, file=sys.stderr)
47        exit(1)
48
49    gen_types(schema, args.output_dir, args.prefix, args.builtins)
50    gen_visit(schema, args.output_dir, args.prefix, args.builtins)
51    gen_commands(schema, args.output_dir, args.prefix)
52    gen_events(schema, args.output_dir, args.prefix)
53    gen_introspect(schema, args.output_dir, args.prefix, args.unmask)
54    gen_doc(schema, args.output_dir, args.prefix)
55
56
57if __name__ == '__main__':
58    main(sys.argv)
59