sysdeps/unix/sysv/linux/tst-signal-numbers.py

   1 #!/usr/bin/python3
   2 # Test that glibc's signal numbers match the kernel's.
   3 # Copyright (C) 2018-2024 Free Software Foundation, Inc.
   4 # This file is part of the GNU C Library.
   5 #
   6 # The GNU C Library is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU Lesser General Public
   8 # License as published by the Free Software Foundation; either
   9 # version 2.1 of the License, or (at your option) any later version.
  10 #
  11 # The GNU C Library is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # Lesser General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU Lesser General Public
  17 # License along with the GNU C Library; if not, see
  18 # <https://www.gnu.org/licenses/>.
  19
  20 import argparse
  21 import sys
  22
  23 import glibcextract
  24
  25
  26 def main():
  27     """The main entry point."""
  28     parser = argparse.ArgumentParser(
  29         description="Test that glibc's signal numbers match the kernel's.")
  30     parser.add_argument('--cc', metavar='CC',
  31                         help='C compiler (including options) to use')
  32     args = parser.parse_args()
  33     sys.exit(glibcextract.compare_macro_consts(
  34         '#define _GNU_SOURCE 1\n'
  35         '#include <signal.h>\n',
  36         '#define _GNU_SOURCE 1\n'
  37         '#include <stddef.h>\n'
  38         '#include <asm/signal.h>\n',
  39         args.cc,
  40         # Filter out constants that aren't signal numbers.
  41         'SIG[A-Z]+',
  42         # Discard obsolete signal numbers and unrelated constants:
  43         #    SIGCLD, SIGIOT, SIGSWI, SIGUNUSED.
  44         #    SIGSTKSZ, SIGRTMIN, SIGRTMAX.
  45         'SIG(CLD|IOT|RT(MIN|MAX)|STKSZ|SWI|UNUSED)'))
  46
  47 if __name__ == '__main__':
  48     main()