summaryrefslogtreecommitdiffstats
path: root/bitbake/bin/bitbake-getvar
diff options
context:
space:
mode:
Diffstat (limited to 'bitbake/bin/bitbake-getvar')
-rwxr-xr-xbitbake/bin/bitbake-getvar71
1 files changed, 71 insertions, 0 deletions
diff --git a/bitbake/bin/bitbake-getvar b/bitbake/bin/bitbake-getvar
new file mode 100755
index 0000000000..378fb13572
--- /dev/null
+++ b/bitbake/bin/bitbake-getvar
@@ -0,0 +1,71 @@
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
12import warnings
13import logging
14warnings.simplefilter("default")
15
16bindir = os.path.dirname(__file__)
17topdir = os.path.dirname(bindir)
18sys.path[0:0] = [os.path.join(topdir, 'lib')]
19
20import bb.providers
21import bb.tinfoil
22
23if __name__ == "__main__":
24 parser = argparse.ArgumentParser(description="Bitbake Query Variable")
25 parser.add_argument("variable", help="variable name to query")
26 parser.add_argument("-r", "--recipe", help="Recipe name to query", default=None, required=False)
27 parser.add_argument('-u', '--unexpand', help='Do not expand the value (with --value)', action="store_true")
28 parser.add_argument('-f', '--flag', help='Specify a variable flag to query (with --value)', default=None)
29 parser.add_argument('--value', help='Only report the value, no history and no variable name', action="store_true")
30 parser.add_argument('-q', '--quiet', help='Silence bitbake server logging', action="store_true")
31 parser.add_argument('--ignore-undefined', help='Suppress any errors related to undefined variables', action="store_true")
32 args = parser.parse_args()
33
34 if not args.value:
35 if args.unexpand:
36 sys.exit("--unexpand only makes sense with --value")
37
38 if args.flag:
39 sys.exit("--flag only makes sense with --value")
40
41 quiet = args.quiet or args.value
42 if quiet:
43 logger = logging.getLogger("BitBake")
44 logger.setLevel(logging.WARNING)
45
46 with bb.tinfoil.Tinfoil(tracking=True, setup_logging=not quiet) as tinfoil:
47 if args.recipe:
48 tinfoil.prepare(quiet=3 if quiet else 2)
49 try:
50 d = tinfoil.parse_recipe(args.recipe)
51 except bb.providers.NoProvider as e:
52 sys.exit(str(e))
53 else:
54 tinfoil.prepare(quiet=2, config_only=True)
55 # Expand keys and run anonymous functions to get identical result to
56 # "bitbake -e"
57 d = tinfoil.finalizeData()
58
59 value = None
60 if args.flag:
61 value = d.getVarFlag(args.variable, args.flag, expand=not args.unexpand)
62 if value is None and not args.ignore_undefined:
63 sys.exit(f"The flag '{args.flag}' is not defined for variable '{args.variable}'")
64 else:
65 value = d.getVar(args.variable, expand=not args.unexpand)
66 if value is None and not args.ignore_undefined:
67 sys.exit(f"The variable '{args.variable}' is not defined")
68 if args.value:
69 print(str(value if value is not None else ""))
70 else:
71 bb.data.emit_var(args.variable, d=d, all=True)