Mercurial > hg
view contrib/showstack.py @ 49654:86e398a3d598
ci: bump pytype to 2022.11.18
No particular reason, other than the current build is fairly old. It flagged a
few more things (that weren't errors based on the logic around them), but OTOH,
some of the pyi stubs it generates are less specific.
author | Matt Harbison <matt_harbison@yahoo.com> |
---|---|
date | Wed, 23 Nov 2022 20:59:53 -0500 |
parents | 6000f5b25c9b |
children |
line wrap: on
line source
# showstack.py - extension to dump a Python stack trace on signal # # binds to both SIGQUIT (Ctrl-\) and SIGINFO (Ctrl-T on BSDs) r"""dump stack trace when receiving SIGQUIT (Ctrl-\) or SIGINFO (Ctrl-T on BSDs) """ import signal import sys import traceback def sigshow(*args): sys.stderr.write("\n") traceback.print_stack(args[1], limit=10, file=sys.stderr) sys.stderr.write("----\n") def sigexit(*args): sigshow(*args) print('alarm!') sys.exit(1) def extsetup(ui): signal.signal(signal.SIGQUIT, sigshow) signal.signal(signal.SIGALRM, sigexit) try: signal.signal(signal.SIGINFO, sigshow) except AttributeError: pass