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#!/usr/bin/env python
# Copyright (c) 2018, Ulf Magnusson
# SPDX-License-Identifier: ISC
# Works like 'make allmodconfig'. Verified by the test suite to generate output
# identical to 'make allmodconfig', for all ARCHES.
#
# Usage for the Linux kernel:
#
# $ make [ARCH=<arch>] scriptconfig SCRIPT=Kconfiglib/examples/allyesconfig.py
import kconfiglib
def main():
kconf = kconfiglib.standard_kconfig()
# Avoid warnings printed by Kconfiglib when assigning a value to a symbol that
# has no prompt. Such assignments never have an effect.
kconf.disable_warnings()
# Small optimizations
BOOL = kconfiglib.BOOL
TRISTATE = kconfiglib.TRISTATE
for sym in kconf.defined_syms:
if sym.orig_type == BOOL:
# 'bool' choice symbols get their default value, as determined by
# e.g. 'default's on the choice
if not sym.choice:
# All other bool symbols get set to 'y', like for allyesconfig
sym.set_value(2)
elif sym.orig_type == TRISTATE:
sym.set_value(1)
for choice in kconf.choices:
choice.set_value(2 if choice.orig_type == BOOL else 1)
kconf.write_config(kconfiglib.standard_config_filename())
if __name__ == "__main__":
main()
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