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stubify_ll.py

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 avoid_debugging

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stubify_ll.py

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# Copyright 2017 The Emscripten Authors. All rights reserved.

# Emscripten is available under two separate licenses, the MIT license and the

# University of Illinois/NCSA Open Source License. Both these licenses can be

# found in the LICENSE file.

# given a file of ll and a list of names to retain, makes all other functions into stubs.

# you can then build with -s LINKABLE=1 and see any compilation errors on the specific functions

from __future__ import print_function

import os, sys

from pathlib import Path

kill = False

valids = sys.argv[2].split(',')

for line in Path(sys.argv[1]).read_text().splitlines(keepends=True):

line = line.replace('\n', '')

if line.startswith('define ') and line.endswith('{'):

ok = False

for valid in valids:

if valid in line: ok = True

if not ok:

line = line.replace('define ', 'declare ').replace(' internal ', ' ').replace(' weak ', ' ')[:-1]

kill = True

else:

line = line.replace(' internal ', ' ')

print(line)

else:

if not kill:

print(line)

else:

if line == '}': kill = False