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#!/usr/bin/env python
# Copyright (c) 2018-2019, Ulf Magnusson
# SPDX-License-Identifier: ISC
"""
Writes a configuration file where all symbols are set to their their default
values.
The default output filename is '.config'. A different filename can be passed in
the KCONFIG_CONFIG environment variable.
Usage for the Linux kernel:
$ make [ARCH=<arch>] scriptconfig SCRIPT=Kconfiglib/alldefconfig.py
"""
import kconfiglib
def main():
kconf = kconfiglib.standard_kconfig()
kconfiglib.load_allconfig(kconf, "alldef.config")
kconf.write_config()
if __name__ == "__main__":
main()
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