The COM data (classids etc) is typically the same for both
architectures, so massaging the 32-bit output a little should be all
that's required.
---------------
Phil Wilson


On Thu, Dec 18, 2014 at 8:21 AM, John Cooper <jocoo...@jackhenry.com> wrote:
> Well, the general problem is that COM registry entries are going to be in the 
> 32-bit hive (traditionally, COM has been 32-bit).  A heat running as a 64-bit 
> process should be able to see these entries (the converse would not be true). 
>  However, heat hasn't changed much since Wix 3.5, and I suspect it is not 
> 64-bit aware.
>
> Although heat is useful for prototyping and for  extracting certain kinds of 
> information for incorporating into an installer, I do not like using it in 
> production.  The mechanically generated ID's are very unpleasant to use when 
> patching becomes necessary, and some of the options usually selected for heat 
> (such as placing all the components in a single fragment) will generate poor 
> patching performance.
>
> In the one case where I am forced to use heat by project management, the 
> effect is a bunch of files whose key paths change where every build (they 
> wanted the folder number to reflect the file version).  This has 
> consequences.  I have also had build race issues.
>
> This being said, it is undeniably a popular tool.
>
> --
> John Merryweather Cooper
> Senior Software Engineer | Enterprise Service Applications | Continuing 
> Development
> Jack Henry & Associates, Inc.® | Lenexa, KS  66214 | Ext:  431050 
> |jocoo...@jackhenry.com
>
>
> -----Original Message-----
> From: ssmcs...@gmail.com [mailto:ssmcs...@gmail.com]
> Sent: Thursday, December 18, 2014 10:08 AM
> To: John Cooper
> Subject: Heat over 64 bit dll
>
> Hi Sir,
>
> Can heat harvest a dll file which is a 64 bit ? I am using wix 3.9.1006.0 . 
> When i build dll in VS2013 with 32 bit and  i run heat.exe it successfully 
> harvest and give proper wxs file.
>
> Now, if i build the same dll file with 64 bit and run heat over it , heat 
> wount generate the similar kind of wxs. Just a component and a file . No any 
> information about RegistryWrite, TypeLibs etc.
>
> We have all 64 bit dlls in our product , So could you please share your 
> thoughts on the same?
>
> Regards,
> Sampat
>
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