text: #!/usr/bin/python3
  # Test that glibc's signal numbers match the kernel's.
  # Copyright (C) 2018-2020 Free Software Foundation, Inc.
  # This file is part of the GNU C Library.
  #
  # The GNU C Library is free software; you can redistribute it and/or
  # modify it under the terms of the GNU Lesser General Public
  # License as published by the Free Software Foundation; either
  # version 2.1 of the License, or (at your option) any later version.
  #
  # The GNU C Library is distributed in the hope that it will be useful,
  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  # Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with the GNU C Library; if not, see
  # <https://www.gnu.org/licenses/>.
  
  import argparse
  import sys
  
  import glibcextract
  
  
  def main():
      """The main entry point."""
      parser = argparse.ArgumentParser(
          description="Test that glibc's signal numbers match the kernel's.")
      parser.add_argument('--cc', metavar='CC',
                          help='C compiler (including options) to use')
      args = parser.parse_args()
      sys.exit(glibcextract.compare_macro_consts(
          '#define _GNU_SOURCE 1\n'
          '#include <signal.h>\n',
          '#define _GNU_SOURCE 1\n'
          '#include <stddef.h>\n'
          '#include <asm/signal.h>\n',
          args.cc,
          # Filter out constants that aren't signal numbers.
          'SIG[A-Z]+',
          # Discard obsolete signal numbers and unrelated constants:
          #    SIGCLD, SIGIOT, SIGSWI, SIGUNUSED.
          #    SIGSTKSZ, SIGRTMIN, SIGRTMAX.
          'SIG(CLD|IOT|RT(MIN|MAX)|STKSZ|SWI|UNUSED)'))
  
  if __name__ == '__main__':
      main()
  