40 lines
902 B
Python
40 lines
902 B
Python
# Produces exactly the same output as the following script:
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#
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# make defconfig
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# echo CONFIG_ETHERNET=n >> .config
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# make oldconfig
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# echo CONFIG_ETHERNET=y >> .config
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# yes n | make oldconfig
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#
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# This came up in https://github.com/ulfalizer/Kconfiglib/issues/15.
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#
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# Usage:
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#
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# $ make [ARCH=<arch>] scriptconfig SCRIPT=Kconfiglib/examples/defconfig_oldconfig.py
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import sys
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import kconfiglib
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kconf = kconfiglib.Kconfig(sys.argv[1])
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# Mirrors defconfig
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kconf.load_config("arch/x86/configs/x86_64_defconfig")
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kconf.write_config()
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# Mirrors the first oldconfig
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kconf.load_config()
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kconf.syms["ETHERNET"].set_value(0)
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kconf.write_config()
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# Mirrors the second oldconfig
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kconf.load_config()
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kconf.syms["ETHERNET"].set_value(2)
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for s in kconf.unique_defined_syms:
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if s.user_value is None and 0 in s.assignable:
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s.set_value(0)
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# Write the final configuration
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print(kconf.write_config())
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