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annotate contrib/showstack.py @ 33959:dc95caa1ec0d

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tests: update test-help to pass our import checker
author Augie Fackler <raf@durin42.com>
date Tue, 22 Aug 2017 15:51:30 -0400
parents f2fe7b199bb4
children c9eb92fb87b7
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bdac264e5ed4 contrib: add showstack extension
Matt Mackall <mpm@selenic.com>
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1 # showstack.py - extension to dump a Python stack trace on signal
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2 #
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3 # binds to both SIGQUIT (Ctrl-\) and SIGINFO (Ctrl-T on BSDs)
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4
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f2fe7b199bb4 showstack: use absolute_import
Pulkit Goyal <7895pulkit@gmail.com>
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5 from __future__ import absolute_import
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6 import signal
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7 import sys
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8 import traceback
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9
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10 def sigshow(*args):
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11 sys.stderr.write("\n")
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12 traceback.print_stack(args[1], limit=10, file=sys.stderr)
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13 sys.stderr.write("----\n")
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14
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15 def extsetup(ui):
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16 signal.signal(signal.SIGQUIT, sigshow)
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17 try:
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18 signal.signal(signal.SIGINFO, sigshow)
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19 except AttributeError:
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20 pass