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# Prints the menu tree of the configuration. Dependencies between symbols can
# sometimes implicitly alter the menu structure (see kconfig-language.txt), and
# that's implemented too.
#
# Usage:
#
# $ make [ARCH=<arch>] scriptconfig SCRIPT=Kconfiglib/examples/print_tree.py
#
# Example output:
#
# ...
# config HAVE_KERNEL_LZO
# config HAVE_KERNEL_LZ4
# choice
# config KERNEL_GZIP
# config KERNEL_BZIP2
# config KERNEL_LZMA
# config KERNEL_XZ
# config KERNEL_LZO
# config KERNEL_LZ4
# config DEFAULT_HOSTNAME
# config SWAP
# config SYSVIPC
# config SYSVIPC_SYSCTL
# config POSIX_MQUEUE
# config POSIX_MQUEUE_SYSCTL
# config CROSS_MEMORY_ATTACH
# config FHANDLE
# config USELIB
# config AUDIT
# config HAVE_ARCH_AUDITSYSCALL
# config AUDITSYSCALL
# config AUDIT_WATCH
# config AUDIT_TREE
# menu "IRQ subsystem"
# config MAY_HAVE_SPARSE_IRQ
# config GENERIC_IRQ_LEGACY
# config GENERIC_IRQ_PROBE
# ...
from kconfiglib import Kconfig, Symbol, Choice, MENU, COMMENT
import sys
def indent_print(s, indent):
print(" "*indent + s)
def print_items(node, indent):
while node:
if isinstance(node.item, Symbol):
indent_print("config " + node.item.name, indent)
elif isinstance(node.item, Choice):
indent_print("choice", indent)
elif node.item == MENU:
indent_print('menu "{}"'.format(node.prompt[0]), indent)
elif node.item == COMMENT:
indent_print('comment "{}"'.format(node.prompt[0]), indent)
if node.list:
print_items(node.list, indent + 2)
node = node.next
kconf = Kconfig(sys.argv[1])
print_items(kconf.top_node, 0)
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