contrib/showstack.py
author Denis Laxalde <denis@laxalde.org>
Sat, 25 Mar 2017 09:39:07 +0100
changeset 31703 9b3577796291
parent 28522 f2fe7b199bb4
child 35656 c9eb92fb87b7
permissions -rw-r--r--
cmdutil: add a "changeset.obsolete" label in changeset_printer Until now there were no label to highlight obsolete changesets in log output, only evolution troubles (unstable, bumped, divergent) are supported. We add a "changeset.obsolete" label on changeset entries produced by changeset_printer so that obsolete changesets can be highlighted in log output. This is useful because, unless using a graph log where obsolete changesets have a 'x' marker, there's no way to identify obsolete changesets. And even in graph mode, when working directory's parent is obsolete, we get a '@' marker and we do not see it as obsolete.

# 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