[CMake] linking question

[Bill Newcomb]

This solved the cmake end of this.  Thanks!

B.

On 04/15/2015 11:53 PM, Petr Kmoch wrote:
> Hi Bill.
>
> Probably the easiest way to set the interface properties to just what
> you need is to use the PUBLIC (which is the default), PRIVATE and
> INTERFACE keywords when specifying dependencies. In your case, you'd
> apply them like this:
>
> add_library(joe STATIC joe.c joe_a.c)
> add_library(fred SHARED fred.c fred_a.c)
> target_link_libraries(fred PRIVATE joe)  # PRIVATE means it will not
> form part of the transitive linking interface
>
> add_executable(mike mike.c)
> # mike only contains calls to functions in fred
> target_link_libraries(mike fred)
>
> I hope this helps.
>
> Petr
>
>
> On Thu, Apr 16, 2015 at 12:07 AM, Bill Newcomb <bnewcomb at nvidia.com
> <mailto:bnewcomb at nvidia.com>> wrote:
>
>     The following is all on Linux (with gcc, gnu binutils, etc).
>
>     I'm trying to build libfred.so that uses code from libjoe.a, but I
>     want libfred.so to be complete, i.e. I don't want any program that I
>     build that links to libfred.so also need libjoe.a.
>
>     Then I want to build executable mike that is dynamically linked with
>     libfred.so .  However, the link script for mike puts libjoe.a on the
>     command line.
>
>     add_library(joe STATIC joe.c joe_a.c)
>     add_library(fred SHARED fred.c fred_a.c)
>     target_link_libraries(fred joe)
>
>     add_executable(mike mike.c)
>     # mike only contains calls to functions in fred
>     target_link_libraries(mike fred)
>
>
>     The docs give me the impression that I should set the
>     INTERFACE_LINK_LIBRARIES property on moo to override the inherited
>     transitive dependencies, but setting it to "" has no effect.  Same
>     for LINK_INTERFACE_LIBRARIES.
>
>     Any idea how to make this work?
>
>     Thanks,
>     B.
>
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