Mercurial > hg
view contrib/showstack.py @ 37299:e9aadee698cf
wireproto: add frame flag to denote payloads as CBOR
We may eventually want a separate frame type for this. But for
now this is the easiest to implement.
Differential Revision: https://phab.mercurial-scm.org/D2986
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Wed, 28 Mar 2018 13:30:24 -0700 |
parents | c9eb92fb87b7 |
children | acf5dbe39478 |
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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) """dump stack trace when receiving SIGQUIT (Ctrl-\) and SIGINFO (Ctrl-T on BSDs) """ from __future__ import absolute_import 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 extsetup(ui): signal.signal(signal.SIGQUIT, sigshow) try: signal.signal(signal.SIGINFO, sigshow) except AttributeError: pass