[CMake] Transitive linking and static libraries

Robert Maynard robert.maynard at kitware.com
Wed Oct 16 14:17:43 EDT 2013


Have you tried using the LINK_PRIVATE signature to target link libraries?

On Wed, Oct 16, 2013 at 2:05 PM, James Bigler <jamesbigler at gmail.com> wrote:
> Is it possible to stop known static libraries from being carried through
> shared libraries?
>
> add_library(mystatic1 STATIC ...)
> add_library(mystatic2 STATIC ...)
> add_library(myshared SHARED ...)
> target_link_libraries(myshared mystatic1 mystatic2)
> add_executable(myexe)
> target_link_libraries(myexe myshared)
>
> Once a shared library is created, all the information about what libraries
> are needed should be encoded in the shared library.  In addition if myexe
> links against only myshared then only the symbols being exported by myshared
> should be visible to myexe.
>
> I'm seeing problems where symbols from mystatic1 are being seen by myexe,
> when myexe should only be seeing symbols from myshared.  This is because
> CMake links myshared, mystatic1, and mystatic2 to myexe all in the same link
> line.
>
> James
>
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