Thx for replying,
It seem that my simple example and using a add_subdirectory and reusing
CMakelists.txt of the gtest source solved my problem.
Regards,
On Sat, 2010-12-04 at 05:48 -0500, Philip Lowman wrote:
> On Wed, Dec 1, 2010 at 10:59 AM, Kevyn-Alexandre Paré
> <kap...@rogue-research.com> wrote:
> Philip,
>
> Thx for the reply. Neither of these solutions change a thing.
>
> I try to play with ADD_CUSTOM_TARGET but same error...
>
> ADD_CUSTOM_TARGET(RRThread.o ALL COMMAND ${CMAKE_C_COMPILER}
> -I
> ${MICRONTRACKER_COMMON_PATH} -I${GTEST_HEADER_PATH} -lpthread
> -c
> ${MICRONTRACKER_COMMON_PATH}RRThread.c
> ${UNIT_TEST_PATH}common/UT_RRThread.cc)
>
> ADD_CUSTOM_TARGET(UT_RRThread ALL COMMAND
> ${CMAKE_CXX_COMPILER} -I
> ${MICRONTRACKER_COMMON_PATH} -I${GTEST_HEADER_PATH} -lpthread
> RRThread.o
> UT_RRThread.o ${GTEST_LIB_PATH}gtest.a
> ${GTEST_LIB_PATH}gtest_main.a -o
> UT_RRThread)
>
> Result:
> UT_RRThread.o: In function `thread_proc(void*)':
> UT_RRThread.cc:(.text+0x28): undefined reference to
> `exitThread()'
>
> ...
>
>
>
> I'm not sure what exactly has gone wrong here. You might want to try
> to find the exitThread symbol to see where it lives using "nm" or
> "strings" on the libraries that you have. If all else fails, perhaps
> check on a GTest forum? I've never had this problem before but I
> don't recall ever using the gtest static libraries either.
>
> I pretty sure that I'm missing little detail. How can I
> implicitly add
> dependency to the object during the linking?
>
>
> I don't see anything wrong with what you have in terms of the GCC
> invocation. You'll need to explicitly specify the libraries during
> compile time to resolve those symbols and produce a binary as far as I
> know.
>
>
> I'm not sure why you're using add_custom_target() when you could just
> use add_executable() and target_link_libraries(), but I doubt this has
> anything to do with your undefined symbol reference.
>
>
> --
> Philip Lowman
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