contrib/showstack.py
author Yuya Nishihara <yuya@tcha.org>
Wed, 30 Aug 2017 22:41:36 +0900
changeset 34018 de286200f722
parent 28522 f2fe7b199bb4
child 35656 c9eb92fb87b7
permissions -rw-r--r--
revset: move order argument to run-time match function We no longer need the order flag to build a parsed tree.

# 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