[Piglit] [PATCH v5] CMake: define GBM_BO_MAP only when symbol is found
Dylan Baker
dylan at pnwbakers.com
Wed Jun 7 16:46:05 UTC 2017
Pushed.
Quoting Daniel Díaz Rodríguez (2017-06-07 07:14:22)
> Ping.
>
> --
> ddiaz
>
>
> On 30 May 2017 at 12:52, Dylan Baker <baker.dylan.c at gmail.com> wrote:
> > Quoting Daniel Díaz (2017-05-16 17:06:40)
> >> gbm_bo_map() and _unmap() have been added recently to Mesa,
> >> and this update may not have reached all implementations of
> >> GBM, such as the one provided by Mali r6, where said
> >> definitions can be found in the header file but not in the
> >> library itself. This leads to errors like the following when
> >> linking:
> >> ../../../../lib/libpiglitutil_gl.so.0: undefined reference to `gbm_bo_unmap'
> >> ../../../../lib/libpiglitutil_gl.so.0: undefined reference to `gbm_bo_map'
> >> collect2: error: ld returned 1 exit status
> >> make[2]: *** [bin/point-sprite] Error 1
> >>
> >> Instead of relying on the header file, actually try to link
> >> using that symbol to determine if PIGLIT_HAS_GBM_BO_MAP
> >> should be defined.
> >>
> >> Signed-off-by: Daniel Díaz <daniel.diaz at linaro.org>
> >> Reviewed-by: Jan Vesely <jan.vesely at rutgers.edu>
> >> ---
> >> v2: Use CHECK_SYMBOL_EXISTS as suggested by Jan Vesely.
> >> v3: Back to CHECK_FUNCTION_EXISTS.
> >> v4: Use ${GBM_LIBRARIES} instead of 'gbm'.
> >> v5: Add reviewed-by; hopefully final version.
> >>
> >> CMakeLists.txt | 5 +++--
> >> 1 file changed, 3 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/CMakeLists.txt b/CMakeLists.txt
> >> index a4ff99e..cc26fa8 100644
> >> --- a/CMakeLists.txt
> >> +++ b/CMakeLists.txt
> >> @@ -141,8 +141,9 @@ IF(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
> >> if(GBM_FOUND)
> >> set(PIGLIT_HAS_GBM True)
> >> add_definitions(-DPIGLIT_HAS_GBM)
> >> - if (GBM_VERSION VERSION_EQUAL "12.1" OR GBM_VERSION VERSION_GREATER "12.1")
> >> - set(PIGLIT_HAS_GBM_BO_MAP True)
> >> + set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} ${GBM_LIBRARIES})
> >> + CHECK_FUNCTION_EXISTS(gbm_bo_map PIGLIT_HAS_GBM_BO_MAP)
> >> + if (PIGLIT_HAS_GBM_BO_MAP)
> >> add_definitions(-DPIGLIT_HAS_GBM_BO_MAP)
> >> endif()
> >> endif(GBM_FOUND)
> >> --
> >> 1.9.1
> >>
> >
> > Sorry, I've been on vacation. I checked that this does still find GBM_BO_MAP on
> > my system, and that it still compiles,
> >
> > Reviewed-by: Dylan Baker <dylan at pnwbakers.com>
> _______________________________________________
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> Piglit at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/piglit
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