view contrib/showstack.py @ 27755:50c5192e4a5e

util: don't capture exception with a name since we don't use it Spotted by pyflakes.
author Augie Fackler <augie@google.com>
date Wed, 13 Jan 2016 14:41:10 -0500
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