[CMake] Imported libraries and cross platform target names

[J Decker]

target_link_libraries( final_project library )  ?

On Tue, Aug 18, 2015 at 11:29 AM, Ette, Anthony (CDS) <
Anthony.R.Ette at controlsdata.com> wrote:

> Given that add_library() produces a unique filename per platform (the “actual
> file name of the library built is constructed based on conventions of the
> native platform (such as lib<name>.a or<name>.lib”), how does one add the
> library to the final application without having to deal with the filename
> difference?  In other words, I’ve got one library that, by default,
> produces ‘libtest.a’ on Linux and ‘test.lib’ on Windows.  How can I add
> this imported library into the final application in a cross platform
> manner?  I know I can specify two different imported locations (see below),
> but it seems odd to me that Cmake – the cross-platform build env generator
> – doesn’t have a better native way of dealing with this….
>
>
>
> The snippet below will work, but just seems wrong given the nature of what
> CMake is intended to do…is there a better way that I’m missing?!  If not,
> can I request that a future release of Cmake handle platform naming
> convention difference internally when invoking ADD_LIBRARY with the
> IMPORTED tag set?  Ok so, to be fair, Cmake can be used to cross compile
> and that certainly complicates my feature request but, when not cross
> compiling, CMake knows what platform it’s being executed on so it should be
> able to resolve static archive platform decorations internally.
>
>
>
> ADD_LIBRARY(test STATIC IMPORTED)
>
> if(WIN32)
>
>    SET_PROPERTY(TARGET test PROPERTY IMPORTED_LOCATION ${LIB_D}/timer.lib)
>
> endif()
>
> if(UNIX)
>
>    SET_PROPERTY(TARGET test PROPERTY IMPORTED_LOCATION
> ${LIB_D}/libtimer.a)
>
> endif()
>
>
>
> Thanks in advance,
>
>
> *Anthony Ette *Control Systems Engineer
>
>
>
> Rolls-Royce Controls and Data Services
>
> 7661 N Perimeter Rd
>
> Indianapolis, IN 46241
>
> tel: +1 (317) 230-6943
>
> mob: +1 (317) 864-7975
>
> email: Anthony.R.Ette at controlsdata.com
>
>
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