Mercurial > hg
view contrib/showstack.py @ 47766:3feda1e779d4 stable
fix: rewrite writeworkingdir() to explicitly not work with merges
`hg fix` errors out early if there is an unfinished merge, so we
should have only one parent here. Making that explicit makes my next
patches simpler.
Differential Revision: https://phab.mercurial-scm.org/D11209
author | Martin von Zweigbergk <martinvonz@google.com> |
---|---|
date | Mon, 11 Mar 2019 10:56:56 -0700 |
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