author | Raphaël Gomès <rgomes@octobus.net> |
Thu, 14 Nov 2024 16:14:53 +0100 | |
branch | stable |
changeset 52253 | 49b24fdbc750 |
parent 48875 | 6000f5b25c9b |
permissions | -rw-r--r-- |
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# showstack.py - extension to dump a Python stack trace on signal |
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# |
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# binds to both SIGQUIT (Ctrl-\) and SIGINFO (Ctrl-T on BSDs) |
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r"""dump stack trace when receiving SIGQUIT (Ctrl-\) or SIGINFO (Ctrl-T on BSDs) |
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""" |
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import signal |
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import sys |
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import traceback |
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def sigshow(*args): |
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sys.stderr.write("\n") |
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traceback.print_stack(args[1], limit=10, file=sys.stderr) |
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sys.stderr.write("----\n") |
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def sigexit(*args): |
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sigshow(*args) |
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print('alarm!') |
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sys.exit(1) |
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def extsetup(ui): |
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signal.signal(signal.SIGQUIT, sigshow) |
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signal.signal(signal.SIGALRM, sigexit) |
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try: |
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signal.signal(signal.SIGINFO, sigshow) |
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except AttributeError: |
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pass |