Ignore EPIPE in pipefilter This hides the following traceback (there's a race condition involved, so you may have to try a few times to hit it): $ hg sign --key key-that-does-not-exist Signing 2062:4bad92f4ea65 gpg: skipped "key-that-does-not-exist": secret key not available gpg: signing failed: secret key not available Exception in thread Thread-1: Traceback (most recent call last): File "threading.py", line 442, in __bootstrap self.run() File "threading.py", line 422, in run self.__target(*self.__args, **self.__kwargs) File "mercurial/util.py", line 24, in writer pin.close() IOError: [Errno 32] Broken pipe abort: Error while signing

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#!/bin/sh

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hg init

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touch unknown

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touch a

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hg add a

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hg ci -m "1" -d "1000000 0"

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touch b

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hg add b

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hg ci -m "2" -d "1000000 0"

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echo %% Should show unknown

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hg status

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hg revert -r 0

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echo %% Should show unknown and b removed

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hg status

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echo %% Should show a and unknown

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ls