Mercurial > hg
view contrib/showstack.py @ 51948:ed90f4a1bb2c
tests: conditionalize `chmod` usage in `test-upgrade-repo.t`
While the command itself doesn't error out on Windows, it also doesn't make the
filesystem readonly. Therefore the repo gets altered to drop dirstate-v2, and
puts it out of sync with that happens on Linux.
author | Matt Harbison <matt_harbison@yahoo.com> |
---|---|
date | Thu, 03 Oct 2024 19:49:05 -0400 |
parents | 6000f5b25c9b |
children |
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# 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