1#! /usr/bin/env python3
2#
3# Copyright (C) 2021 Richard Purdie
4#
5# SPDX-License-Identifier: GPL-2.0-only
6#
7
8import argparse
9import io
10import os
11import sys
12
13bindir = os.path.dirname(__file__)
14topdir = os.path.dirname(bindir)
15sys.path[0:0] = [os.path.join(topdir, 'lib')]
16
17import bb.tinfoil
18
19if __name__ == "__main__":
20    parser = argparse.ArgumentParser(description="Bitbake Query Variable")
21    parser.add_argument("variable", help="variable name to query")
22    parser.add_argument("-r", "--recipe", help="Recipe name to query", default=None, required=False)
23    parser.add_argument('-u', '--unexpand', help='Do not expand the value (with --value)', action="store_true")
24    parser.add_argument('-f', '--flag', help='Specify a variable flag to query (with --value)', default=None)
25    parser.add_argument('--value', help='Only report the value, no history and no variable name', action="store_true")
26    args = parser.parse_args()
27
28    if args.unexpand and not args.value:
29        print("--unexpand only makes sense with --value")
30        sys.exit(1)
31
32    if args.flag and not args.value:
33        print("--flag only makes sense with --value")
34        sys.exit(1)
35
36    with bb.tinfoil.Tinfoil(tracking=True) as tinfoil:
37        if args.recipe:
38            tinfoil.prepare(quiet=2)
39            d = tinfoil.parse_recipe(args.recipe)
40        else:
41            tinfoil.prepare(quiet=2, config_only=True)
42            d = tinfoil.config_data
43        if args.flag:
44            print(str(d.getVarFlag(args.variable, args.flag, expand=(not args.unexpand))))
45        elif args.value:
46            print(str(d.getVar(args.variable, expand=(not args.unexpand))))
47        else:
48            bb.data.emit_var(args.variable, d=d, all=True)
49