Mercurial > hg
view contrib/showstack.py @ 45231:f0d4d1343cb4
commitctx: extract the function that commit a new manifest
The logic is large enough and isolated enough to be extracted, this reduce the
size of the main function, making it simpler to follow.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Thu, 23 Jul 2020 14:58:21 +0200 |
parents | 2372284d9457 |
children | 6000f5b25c9b |
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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