Fortunately, with the latest gcc and binutils the process for building a dll is now pretty simple. For this example, well use a single file myprog.c for the program (myprog.exe) and a single file mydll.c for the contents of the dll (mydll.dll).
#MAKE A DLL FILE HOW TO#
Successful DLL Creation Message in LabWindows/CVI 2013 or later Lets go through a simple example of how to build a dll. LabWindows/CVI 2013 or later: The build confirmation appears in the Build Output window instead of in a message pop-up.įigure 4b.Successful DLL Creation Dialog in LabWindows/CVI 2012 or earlier Once the DLL has been successfully created, you should get the following message:įigure 4a. Building a Release Dynamic Link Library in LabWindows/CVI 2013 or later LabWindows/CVI 2013 or later: Select Build » Build.įigure 3b.Building a Release Dynamic Link Library in LabWindows/CVI 2012 or earlier LabWindows/CVI 2012 or earlier: Select Build✼reate Release Dynamic Link Library.įigure 3a.Make sure you have Desktop Development with C++ checked when you install. This wikiHow will show you how to create a DLL file with Visual Studio, the Windows application, or Visual Studio for Mac. DLLs make sharing, storing, and saving your code simple. Then build the library by following the steps for your version of LabWindows/CVI: DLL files are dynamic-linked library files written and controlled with C++. Create DLL from files generated in previous step.įrom the Build menu, ensure that the Target Type is set to Dynamic Link Library and Configuration is set to Release.
Your project window should now show the project ready for compilation into a DLL, as shown below: Specify a pathname for the project and when prompted, load the project into LabWindows/CVI. Create DLL project from instrument driver.įrom the Options menu, select Create DLL Project to generate a project (.prj) file that can be used by LabWindows/CVI to create a DLL. fp file.įrom the File menu, select Open » Function Tree (*.fp). When prompted, navigate to the location of your installed instrument driver and load the function tree (*.fp) file.Ģ. A LabWindows/CVI instrument driver typically includes the following files:ġ. Launch LabWindows/CVI and open an.