[LLVMdev] [PATCH][CMake] Removing LLVMLibDeps.cmake and exporting libraries for CMake clients.

[Michael Spencer]

On Thu, Sep 9, 2010 at 3:02 PM, Douglas Gregor <dgregor at apple.com> wrote:
>
> On Sep 8, 2010, at 5:39 PM, Michael Spencer wrote:
>
>> While implementing the object file library I ran into some weird
>> linking issues. It turned out that you have to manually specify extra
>> library dependencies in LLVMLibDeps.cmake, along with what you already
>> specify in the CMakeLists.txt file for the component.
>>
>> The attached patches remove this requirement, and add real CMake
>> package export capabilities. A CMake user wishing to use LLVM can now
>> use something similar to this:
>>
>> cmake_minimum_required(VERSION 2.8)
>>
>> find_package(LLVM REQUIRED)
>> add_definitions(${LLVM_CXXFLAGS})
>> add_executable(llvm-external-test llvm-external-test.cpp)
>> target_link_libraries(llvm-external-test ${LLVM_SYSTEM_LIBS}
>> ${LLVM_JIT_LIBS} ${LLVM_NATIVECODEGEN_LIBS})
>>
>> llvm+clang compile with these changes on both Linux and MSVS.
>> Currently both patches must be applied at the same time. I can
>> refactor them into a 3 step process if needed.
>>
>> Does this break anything for anyone?
>
> I think this is great, and I'd like to see it go in, but I can't test it at the moment because, unfortunately, we collided: I just updated a bunch of CMake dependencies in Clang, so your patch doesn't apply. Can you regenerate and post again?
>
>        - Doug

Attached is the clang patch against r113524.

- Michael Spencer
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