That seems surprising. Perhaps write a minimal testcase, and file an issue?

- Alon


On Wed, Apr 22, 2015 at 4:46 AM, Mike Arnautov <[email protected]>
wrote:

>
> > Different apps on the same domain with the same mount point should see
> the same data.
>
> That was my initial assumption but I've just double-checked and it isn't
> so.
>
> I have two separate (non-identical) apps generated with Emscripten:
> xyzzy.html and plugh.html in the same directory. Both have their own,
> distinct IDBFS contents. If I copy one of them to, say, plover.html (still
> in the same directory) and point Firefox at this copy, the copy no longer
> sees the file same file system as the original, but it sees a different
> file system, depending on whether it is a copy of xyzzy.html or of
> plugh.html.
>
> If I swap the names of xyzzy.html and plugh.html, they both see distinct
> *new* file systems.
>
> It looks like both the build name and the current name  that matter, at
> the very least. And I am fairly sure (though have no written notes to prove
> to myself that there were no other factors involved) that sometimes making
> a change to the C or JS code of an app, can cause it to lose sight of its
> IDBFS file system.
>
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