view contrib/showstack.py @ 35408:a48af4993aa0

hgweb: split graphdata() into jsdata() and nodes() nodes keyword passed to the template can be any iterator, but jsdata needs to be a list because it gets JSONified.
author Anton Shestakov <av6@dwimlabs.net>
date Mon, 11 Dec 2017 13:47:58 +0800
parents f2fe7b199bb4
children c9eb92fb87b7
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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)

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