#!/usr/bin/env python3 # Copyright 2020 WebAssembly Community Group participants # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import sys import subprocess # Emulate the `not` tool from LLVM's test infrastructure for use with lit and # FileCheck. It succeeds if the given subcommand fails and vice versa. def main(): cmd = sys.argv[1:] result = subprocess.run(cmd) sys.exit(0 if result.returncode != 0 else 1) if __name__ == '__main__': main()