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tools: ynl-gen-c: annotate valid choices for --mode

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This makes argparse validate the input and helps users
understand which modes are possible.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Link: https://patch.msgid.link/20241206113100.e2ab5cf6937c.Ie149a0ca5df713860964b44fe9d9ae547f2e1553@changeid
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Johannes Berg 2024-12-06 11:30:56 +01:00 committed by Jakub Kicinski
parent 860dbab69a
commit 00ab246750
1 changed files with 2 additions and 1 deletions
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3
tools/net/ynl/ynl-gen-c.py
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@ -2706,7 +2706,8 @@ def find_kernel_root(full_path):
def main():
parser = argparse.ArgumentParser(description='Netlink simple parsing generator')
parser.add_argument('--mode', dest='mode', type=str, required=True)
parser.add_argument('--mode', dest='mode', type=str, required=True,
choices=('user', 'kernel', 'uapi'))
parser.add_argument('--spec', dest='spec', type=str, required=True)
parser.add_argument('--header', dest='header', action='store_true', default=None)
parser.add_argument('--source', dest='header', action='store_false')