[Nepomuk] Review Request: Fix recently introduced bug in the handling of EventUnmount in filewatch

[Commit Hook]

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This review has been submitted with commit 0be47089756fae0d4e187d81f31e58a4402a8660 by Simeon Bird to branch master.

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On Nov. 9, 2012, 12:46 a.m., Simeon Bird wrote:
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> http://git.reviewboard.kde.org/r/107259/
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> (Updated Nov. 9, 2012, 12:46 a.m.)
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> 
> Review request for Nepomuk, Vishesh Handa and Sebastian Trueg.
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> Description
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> When we get an EventUnmount with path '/', do not break the while loop.
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> Breaking means that we lose any further events in the buffer,
> and that unmounted folders are not correctly removed from
> the path hashes.
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> Instead, fix the crash by changing the assert to just not trigger if path is / and the event is EventUnmount.
> Then do not emit unmounted with a meaningless path.
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> This fixes a potential bug before it was released anywhere
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> 
> Diffs
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>   services/filewatch/kinotify.cpp 54947fc 
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> Diff: http://git.reviewboard.kde.org/r/107259/diff/
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> Testing
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> Compiled, ran for a while.
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> Thanks,
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> Simeon Bird
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