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60 lines
2.2 KiB
60 lines
2.2 KiB
# Copyright (c) 2018 Foundries.io |
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# |
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# SPDX-License-Identifier: Apache-2.0 |
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'''Helpers shared by multiple west extension command modules. |
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Note that common helpers used by the flash and debug extension |
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commands are in run_common -- that's for common code used by |
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commands which specifically execute runners.''' |
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import os |
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import shlex |
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from pathlib import Path |
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from west.commands import WestCommand |
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# This relies on this file being zephyr/scripts/foo/bar.py. |
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# If you move this file, you'll break it, so be careful. |
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THIS_ZEPHYR = Path(__file__).parent.parent.parent |
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ZEPHYR_BASE = Path(os.environ.get('ZEPHYR_BASE', THIS_ZEPHYR)) |
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# FIXME we need a nicer way to handle imports from scripts and cmake than this. |
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ZEPHYR_SCRIPTS = ZEPHYR_BASE / 'scripts' |
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ZEPHYR_CMAKE = ZEPHYR_BASE / 'cmake' |
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class Forceable(WestCommand): |
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'''WestCommand subclass for commands with a --force option.''' |
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@staticmethod |
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def add_force_arg(parser): |
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'''Add a -f / --force option to the parser.''' |
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parser.add_argument('-f', '--force', action='store_true', |
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help='ignore any errors and try to proceed') |
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def check_force(self, cond, msg): |
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'''Abort if the command needs to be forced and hasn't been. |
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The "forced" predicate must be in self.args.forced. |
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If cond and self.args.force are both False, scream and die |
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with message msg. Otherwise, return. That is, "cond" is a |
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condition which means everything is OK; if it's False, only |
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self.args.force being True can allow execution to proceed. |
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''' |
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if not (cond or self.args.force): |
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self.err(msg) |
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self.die('refusing to proceed without --force due to above error') |
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def config_get_words(self, section_key, fallback=None): |
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unparsed = self.config.get(section_key) |
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self.dbg(f'west config {section_key}={unparsed}') |
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return fallback if unparsed is None else shlex.split(unparsed) |
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def config_get(self, section_key, fallback=None): |
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words = self.config_get_words(section_key) |
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if words is None: |
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return fallback |
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if len(words) != 1: |
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self.die(f'Single word expected for: {section_key}={words}. Use quotes?') |
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return words[0]
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