generic-library/opencv
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Compile OpenCV with GCC visibility set to hidden

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This commit is contained in:
Andrey Kamaev
2013-04-18 10:30:15 +04:00
committed by Andrey Pavlenko
parent 8130d92602
commit b8ed00bd64
16 changed files with 42 additions and 85 deletions
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6
cmake/OpenCVCompilerOptions.cmake
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@@ -250,6 +250,12 @@ set(OPENCV_EXTRA_EXE_LINKER_FLAGS "${OPENCV_EXTRA_EXE_LINKER_FLAGS}"
set(OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE "${OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE}" CACHE INTERNAL "Extra linker flags for Release build")
set(OPENCV_EXTRA_EXE_LINKER_FLAGS_DEBUG "${OPENCV_EXTRA_EXE_LINKER_FLAGS_DEBUG}" CACHE INTERNAL "Extra linker flags for Debug build")
# set default visibility to hidden
if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_OPENCV_GCC_VERSION_NUM GREATER 399)
add_extra_compiler_option(-fvisibility=hidden)
add_extra_compiler_option(-fvisibility-inlines-hidden)
endif()
#combine all "extra" options
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OPENCV_EXTRA_FLAGS} ${OPENCV_EXTRA_C_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OPENCV_EXTRA_FLAGS} ${OPENCV_EXTRA_CXX_FLAGS}")