Compiling x64 DLL on x86 - visual-c++

I am working on a wrapper DLL using the technique described here: http://www.codeproject.com/Articles/17863/Using-Pragmas-to-Create-a-Proxy-DLL
I was able to successfully build it on Windows Vista 32 bit using Microsoft Visual Studio Express 2010. But I need to build the DLL for Vista x64 on my i386 machine.
Is it possible using MSVC express 2010?
Do I need a 64 bit copy of the DLL I intend to wrap?
Thanks

I just wanted to say thanks for the unexplained downvotes. Very helpful for a newbie.
Anyway I fixed this myself by installing the Windows 7.1 SDK. That in itself took
significant effort. I had to uninstall the Visual C++ Runtime 2010 before it would
install for some reason.
Then I had another problem: linker errors about uuid.lib when I tried to the build the DLL
I had to tell the linker where to look with /LIBPATH:"C:\Program Files\Microsoft SDKs\Windows\v7.1\Lib\x64"
That solved the problem

Related

MSBuild using the wrong cl.exe when building with the 2015 C++ v140 Platform Toolkit

We're currently making a build environment for some of our projects.
In particular we're using VC++ 6.0 and VS2019 to build some of these projects.
When building our C++ project in VS2019 with the Platform Toolkit set to C++ 2015 v140, MSBuild attempts to use the VC++ 6.0 compiler to build the project. If I switch the Toolkit to any other version it builds with the correct cl.exe.
If I remove the VC98 folder that contains cl.exe from the path environment variable I get a cl.exe can't be found error in VS2019.
So I think there's something hardcoding the 2015 toolkit against the VC6.0 cl.exe.
I've tried installing and reinstalling the additional components in the VS Installer but no luck.
Repair of VS2019 didn't fix it either.
I've tried all versions of Visual Studio back to 2013 same issue.
This looks like an MSBuild issue, it's in the wrong location.
Is there any place where I can view the mapping for the toolkits in MSBuild? I couldn't see much in the registry.
The output when I build shows the following, the version is clearly a very old compiler (the VC6.0 one):
Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 12.00.8804 for 80x86

How to build with v90 platform toolset in VS2012 without VS2008, using Windows SDK?

I use Visual Studio 2012 and this is the only version of Visual Studio I have installed. I need to build certain C++ projects with the v90 platform toolset (of Visual Studio 2008), but I can't install Visual Studio 2008.
I understand it is possible to use the v90 platform toolset by installing Windows SDK 7.0. How exactly is it done? If I simply use the web installer of 7.0 SP1, I still don't see v90 as one of the possible platform toolsets.
It is possible, but apparently requires some maneuvering and will not support building MFC applications. The following assumes that VS2012 update 4 is installed, but neither VS2010 nor VS2008 are installed.
Download the x86 DVD of SDK 7.0 SP1 (GRMSDK_EN_DVD.iso). Mount the ISO or extract its contents, and manually install the MSI files from the following folders under the Setup folder:
WinSDK (this may fail, it's ok)
WinSDKBuild
WinSDKInterop
WinSDKTools
WinSDKWin32Tools
vc_stdx86
vc_stdamd64
winsdk_intellidocs
WinSDKIntellisenceRefAssys
WinSDKNetFxTools
Download the x86 DVD of SDK 7.1 (GRMSDK_EN_DVD.iso). Mount the ISO or extract its contents, and manually install the MSI files from the same folders listed above (except winsdk_intellidocs, which doesn't exist).
Go to C:\Program Files (x86)\Microsoft Visual Studio 9.0. Copy the following files from Common7\IDE to VC\bin:
msobj80.dll
mspdb80.dll
mspdbcore.dll
mspdbsrv.exe
Now you should be able to choose the v90 platform toolset in Visual Studio 2012 and build with it.
Explanations (and sources):
Individual MSI installation is based on the second workaround from this connect report.
The requirement for both 7.0 and 7.1 is based on this question (both VS2010 and VS2008 are required to use v90 in VS2012!). SDK 7.1 is not needed if you have VS2010.
DLL/EXE copying requirement is based on yet another question. If you do not copy them, you will see error MSB6006: "CL.exe" exited with code -1073741515.
In addition to this answer I want to add that
You can install SDK 7.0 simply by running setup, there is no problem with it.
You can install SDK 7.1 by running setup, if you remove Microsoft Visual C++ 2010 Redistributables first and fix following registry values:
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Client]
"Version"="4.0.30319"
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full]
"Version"="4.0.30319"
[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\NET Framework Setup\NDP\v4\Client]
"Version"="4.0.30319"
[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\NET Framework Setup\NDP\v4\Full]
"Version"="4.0.30319"
You can (and probably should) restore these values to whatever they originally were after installation is complete.
Do not forget to install KB2519277 after this, it updates compilers in SDK 7.1 to SP1.
You don't need to copy any dll. MSBuild uses
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\VisualStudio\9.0\Setup\VC#ProductDir
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\VisualStudio\9.0\Setup\VC#ProductDir
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\VisualStudio\9.0\Setup\VS#ProductDir
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\VisualStudio\9.0\Setup\VS#ProductDir
to set up paths. It's probably wise to fix them to point to "C:\\Program Files (x86)\\Microsoft Visual Studio 9.0\\VC\\" and "C:\\Program Files (x86)\\Microsoft Visual Studio 9.0\\" as it might be useful elsewhere in build process.
Same goes for version 10.0 if you plan to use Windows7.1SDK toolset.
Use WindowsSdkVer.exe to set current SDK to 7.1 to defeat cryptic error in Microsoft.Cpp.x64.Targets(63,5) about missing unnamed required file. If the tool gives you error, then set these values manually:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SDKs\Windows#CurrentInstallFolder
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Microsoft SDKs\Windows#CurrentInstallFolder
to point to newly installed SDK. The tool needs some registry keys from Visual Studio installation to work properly, but there are many and I'm not sure which are important.
Reboot. None of the above asks you to, but without reboot I got errors when trying to build a project.
As an aside, SDK7.1 adds v100 toolset, but it won't work, saying something about Could not find WindowsSDKDir variable from the registry. This is because v100 actually requires SDK7.0A which comes with Visual Studio 2010 and is not available separately. Windows7.1SDK toolset is the one which utilises VC2010 compilers if you need them.
Microsoft.Cpp.Win32.*.props files have a lot of relevant stuff if something fails in build system.
One addition/update for VS2013 to Yodans answer:
My working setup:
VS2013 has to use VS2010 libs
Using WinSDK 7.1 (Yodans 2.) build tools (v100) in VS2013
clean install, uninstalling everything mentioned in the sdk release notes (can be downloaded at http://www.microsoft.com/en-us/download/details.aspx?id=8279 under category Details)
Microsoft Windows SDK for Windows 7 (7.1) (the Windows SDK core-component files)
Application Verifier
Debugging Tools for Windows
Windows Performance Toolkit
Microsoft Help Viewer 1.0
Microsoft Visual C++ 2010 Redistributable
Microsoft Visual C++ 2010 Standard Edition
Additionally removed all .NET and VC++ related MS Software (not tested if necessary)
choosing Windows7.1SDK as Platform Toolset in VS2013
error MSB6006: "CL.exe" exited with code -1073741515
cl.exe uses msobj100.dll, mspdb100.dll, mspdbcore.dll and mspdbsrv.exe
Added to PATH C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE
Build works and binary is usable ( So now its tested Yodan ;-) )
My mistake:
copied files in 7. above to C:\Program Files (x86)\Microsoft Visual Studio 10.0\VC\bin (Yodans 3.), believing this dir is in PATH, but it was not!
So better do as sugested by Yodan and tested by myself in 8. above
p.s. same answer is solving this problem:
Visual Studio 2013: CL.exe exited with code -1073741515

Generate CUDA program dlls under Linux

I know that mingw creates a dll file under windows which can be used to create an exe file. We can execute this exe file in windows. I am working on a cuda project under Linux, but have to deliver the product for Windows as well. Is it possible to generate a dll file using some sort of method under windows?
On windows, MinGW is not supported for CUDA development. The only compiler which is officially supported by CUDA is cl.exe which ships with Microsoft Visual Studio.
More details can be found in System Requirements section of CUDA Getting Started Guide.
Here is an MSDN tutorial which describes how to create a C++ DLL using Visual Studio.
For compiling CUDA kernels, you would have to add CUDA Build Rules in the Build Customizations section of the Visual Studio DLL project.

missing header file on a new installation of visual studio 2012

I just installed visual studio 2012 and tried running my C++ project on it.
compilation fails due to missing "SDKDDKVer.h", "windows.h", etc.
I installed the windows 8 sdk from Windows Software Development Kit (SDK) for Windows 8, but after successfully running the installer with the default components (including the windows headers), I can't find any include folder under C:\Program Files (x86)\Microsoft SDKs\Windows\v8.0 or C:\Program Files (x86)\Microsoft SDKs\Windows\v8.0A.
I ran the SDK installer twice + tried to repair and still I can't find any trace of the windows header files.
Did anyone encounter something similar?
what am I missing? my OS is win7 x64. I uninstalled VS2010 before installing VS2012.
thanks,
It's a bug caused by VS2012 using the configuration of VS2010.
You have to manually fix the include libraries to get around this (through the property manager).
The substantial modifications needed are :
adding $(WindowsSDK_IncludePath) to the include paths
adding $(WindowsSDK_LibraryPath_x86) or $(WindowsSDK_LibraryPath_x64)
to the library path depending if your building for x84 or x64.
The same problem also exists when you upgrade a VS2010 project to VS2012.
To me, manually fixing the include dirs (see step 1 in previous answer) took care of the problem.

Where to find the VisualC++ x64 command-line compiler?

Where can I find the VisualC++ x64 compiler? It is not included in the SDK (not even x32 compiler is included). Please correct me if I'm wrong, but I could not find it in the SDK I just downloaded.
Note that I don't want to use the VisualC++ IDE (which includes the x32 compiler I'm currently using, but not the x64 compiler).
I'm wondering if I just missed something, because here, it seems like the SDK should include the x64 compiler (or at least any compiler).
If you have Visual Studio 2008 Installed: C:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\bin\amd64. It is likely that the x64 Compiler was not installed. In VS-2008 that's the default install configuration. You can go back to your installer and select - install "x64 Compilers and Tools". If you are using Visual-Studio 2008 see: http://www.viva64.com/en/k/0006/
I have downloaded the free Trial version of Visual C++ 2010 Pro which includes the 64Bit compiler. The Trial only applies for the IDE, not for the command-line compiler. Works fine!

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