Mercurial > hg
view contrib/showstack.py @ 41403:e82288a9556c
wireprotov2server: use our JSON encoder
Python's json module doesn't like to encode bytes instances.
This makes this code difficult to work with Python 3.
We simply swap in Mercurial's JSON encoder to work around it.
Differential Revision: https://phab.mercurial-scm.org/D5712
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Sat, 26 Jan 2019 10:00:17 -0800 |
parents | acf5dbe39478 |
children | 6dae1f31c6c9 |
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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, 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