Hi Blair,

I did not supply mspatchc with the pdb, but I will try this as well as
the dll's from a few other SDK versions.

By PE/+ are you referring to the mspatch tools?  These were 32-bit.


Thank you,
Darren




On Mon, Nov 23, 2009 at 6:46 PM, Blair <os...@live.com> wrote:
> One additional question: are the binary files PE or PE+? mspatchc/mspatcha
> are documented to work better with 32-bit (PE) than 64-bit (PE+) files.
>
> -----Original Message-----
> From: Blair [mailto:os...@live.com]
> Sent: Monday, November 23, 2009 6:43 PM
> To: 'General discussion for Windows Installer XML toolset.'
> Subject: RE: [WiX-users] Delta patching a very large binary file.
>
> Were you able to supply mspatchc with the symbols file (*.pdb) for the
> binary? It is documented to be able to better compress files when the PDB is
> supplied. I don't know what definition of better they mean, but you could
> try it both ways (with and without the PDBs).
>
> Unfortunately Windows Installer uses mspatcha to apply the delta to the
> file(s), and that doesn't appear to be overridable. If you can find a
> replacement for mspatchc that doesn't fail with the large files that
> produces output compatible with mspatcha (assuming mspatcha can deal with
> files that big), I can help you with the binder extension you would need to
> build your delta patches.
>
> Also mspatchc/mspatcha come from Windows (mspatchc in the SDK and mspatcha
> in Windows itself). You could try changing the mspatchc/mspatcha versions to
> see if the windows build/sdk they come from make any difference.
>
> -----Original Message-----
> From: Darren Grant [mailto:therealklu...@gmail.com]
> Sent: Monday, November 23, 2009 1:25 PM
> To: wix-users@lists.sourceforge.net
> Subject: [WiX-users] Delta patching a very large binary file.
>
> Hi,
>
> I am new to WiX and MSI programming in general, coming from an
> imperative NSIS background where I used vpatch to apply delta patches
> to large (> 500-MB) binary files.
>
> Deferring to the experts out there, how do you achieve this with WiX?
> :)  Unfortunately the files are too large for mspatchc and it just
> creates a replacement instead of a delta after almost a couple hours
> of processing.
>
>
> Thank you!
>
> --Darren
>
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