[Qt-interest] Qt 4.5.0 and manifest files

[Torrin Jones]

Install the Microsoft Visual C++ 2008 Redistributable Package on the end
users system.  Then you don't have to worry about those files not being in
the place.

On Mon, Mar 16, 2009 at 2:13 PM, Pascal Patry <iscy at invalidip.com> wrote:

> Hi, I'm experiencing a problem that has to do with manifest files since I
> switched to Qt
> 4.5.0. I'm bundling the application using this directory structure:
>
> app
>  \bin
>    app.exe
>    Qt*.dll
>    msvc[rmp]90d.dll
>    Microsoft.VC90.DebugCRT.manifest
>  \plugins
>    \imageformats
>      qjpegd4.dll
>
> Previously, that used to work on both platform considering and ignore
> manifest files. Now,
> XP SP2+ and Vista (platform considering manifest files) are not able to
> load the jpeg
> plugin. The error written to the debug output on XP is:
>
> LDR: LdrpWalkImportDescriptor() failed to probe C:\Program
> Files\app\plugins\imageformats\qjpegd4.dll for its manifest, ntstatus
> 0xc0150002
>
> The event viewer shows that the depency on 'VC90.DebugCRT.manifest' is not
> correctly
> satisfied. So, if I copy "Microsoft.VC90.DebugCRT.manifest" and the 3
> msvc[rmp]90d.dll to
> the directory "app\plugins\imageformats\.", then the application will be
> able to load the
> plugin correctly. However, this is not an acceptable workaround. I have a
> few more
> directories with plugins (like sqldrivers, codecs, ...) and I would then
> need to copy
> these files to all of them.
>
> It used to work before because manifest files were not embedded inside DLL.
> The change was
> probably done because new platforms will now require a manifest for every
> executable and
> dll. So is there any way of achieving this cleanly without removing the
> manifest inside
> the DLLs and duplicating the DebugCRT one?
>
> Thank you,
>
>
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