Mercurial > hg
view contrib/showstack.py @ 26357:6979a1369185
lock: add a method to prepare the lock for inheritance
This is part of a series that will allow locks to be inherited by subprocesses
in limited circumstances.
author | Siddharth Agarwal <sid0@fb.com> |
---|---|
date | Thu, 24 Sep 2015 10:37:13 -0700 |
parents | bdac264e5ed4 |
children | f2fe7b199bb4 |
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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) import sys, signal, 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