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#!/usr/bin/env python3
import sys
import argparse
import kconfiglib
import re
def findItem(node, name):
while node:
if isinstance(node.item, kconfiglib.Symbol):
if node.item.name == name:
return node.item.str_value
if node.list:
found = findItem(node.list, name)
if found is not None:
return found
node = node.next
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("--kconfig", nargs="?", default="Kconfig", help="Top-level Kconfig")
parser.add_argument("--dotconfig", nargs="?", help=".config")
parser.add_argument("--input", type=argparse.FileType('r'), help="default.go.in")
parser.add_argument("--output", type=argparse.FileType('w'), default=sys.stdout, help="Output location")
args = parser.parse_args()
kconf = kconfiglib.Kconfig(args.kconfig)
if args.dotconfig is not None:
kconf.load_config(args.dotconfig)
marker = re.compile('.+(@(\w+)@)')
for line in args.input:
found = marker.match(line)
if found:
print(str.replace(line, found.group(1), findItem(kconf.top_node, found.group(2))), end='', file=args.output)
else:
print(line, end='', file=args.output)
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