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# SPDX-License-Identifier: Apache-2.0
# Simple utility that prints all WITH_* options in a CMakeLists.txt
# Called by 'make help_features'
import re
import sys
cmakelists_file = sys.argv[-1]
def main():
options = []
for l in open(cmakelists_file, 'r').readlines():
if not l.lstrip().startswith('#'):
l_option = re.sub(r'.*\boption\s*\(\s*(WITH_[a-zA-Z0-9_]+)\s+\"(.*)\"\s*.*', r'\g<1> - \g<2>', l)
if l_option != l:
l_option = l_option.strip()
if l_option.startswith('WITH_'):
options.append(l_option)
print('\n'.join(options))
if __name__ == "__main__":
main()
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