Mercurial > hg
view contrib/showstack.py @ 42366:21e77ede77ab
narrow: factor out logic to build ellipses related b2parts in separate fn
This will help us switch more cleanly to using wireprotocol commands instead of
using exchange.pull() which exchanges more things then required.
Differential Revision: https://phab.mercurial-scm.org/D6435
author | Pulkit Goyal <7895pulkit@gmail.com> |
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date | Tue, 21 May 2019 05:32:14 +0530 |
parents | 6dae1f31c6c9 |
children | 2372284d9457 |
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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) """ from __future__ import absolute_import, print_function 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