hgweb: pass a sysstr to low-level _start_response method
This fixes a regression in Python 3 support introduced in
7de7bd407251
on the stable branch. We're so early in do_hgweb that I don't see any
especially better choices than this.
Differential Revision: https://phab.mercurial-scm.org/D3726
# showstack.py - extension to dump a Python stack trace on signal
#
# binds to both SIGQUIT (Ctrl-\) and SIGINFO (Ctrl-T on BSDs)
"""dump stack trace when receiving 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