[CMake] visual studio tries to link to non-existent static version of lib

[Nils Gladitz]

On 23.08.2016 21:36, Jack Stalnaker wrote:
> The following works on Linux, for both GNU and Intel compilers:
>
> add_library(mylib SHARED ${mylib_sources})
> target_link_libraries(mylib ${mylib_libraries})
> ...
> add_executable(test_mylib test_mylib.c)
> target_link_libraries(test_mylib mylib ${test_mylib_libraries})
> add_test (TestMylib test_mylib)
>
>
> However on windows, using Visual Studio, building test_mylib fails 
> with the message "cannot open file Debug\mylib.lib".  But I have not 
> asked for a static library, and I'm not sure why VS is trying to link 
> to it. Is there some extra step I need to take to make this work on 
> Windows?

mylib.lib is the import library [1] for your DLL.
The linker is (probably) not creating it because you aren't exporting 
any symbols [2].

Nils

[1] https://en.wikipedia.org/wiki/Dynamic-link_library#Import_libraries
[2] https://msdn.microsoft.com/en-us/library/z4zxe9k8.aspx