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CMake: hide symbols by default on non-MSVC, define export attribute

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This change makes sure that non-MSVC builds using CMake properly hide
non-exported functions.
This commit is contained in:
Nikolaus Waxweiler 2018-03-14 00:50:32 +00:00
parent a12dd6f75d
commit ce975dce7a
1 changed files with 12 additions and 8 deletions
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20
CMakeLists.txt
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@ -131,14 +131,6 @@ if (MSVC)
add_definitions(-wd4244 -wd4267 -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS)
endif ()
if (BUILD_SHARED_LIBS)
if (WIN32 AND NOT MINGW)
add_definitions("-DHB_EXTERN=__declspec(dllexport) extern")
else ()
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility-inlines-hidden")
endif ()
endif ()
## Detect if we are running inside a distribution or regular repository folder
# if (EXISTS "${PROJECT_SOURCE_DIR}/ChangeLog")
@ -534,6 +526,18 @@ endif ()
add_library(harfbuzz ${project_sources} ${project_extra_sources} ${project_headers})
target_link_libraries(harfbuzz ${THIRD_PARTY_LIBS})
if (BUILD_SHARED_LIBS)
if (WIN32 AND NOT MINGW)
add_definitions("-DHB_EXTERN=__declspec(dllexport) extern")
else ()
add_definitions("-DHB_EXTERN=__attribute__(( visibility( \"default\" ) )) extern")
set_target_properties(harfbuzz PROPERTIES
C_VISIBILITY_PRESET hidden
CXX_VISIBILITY_PRESET hidden
VISIBILITY_INLINES_HIDDEN TRUE)
endif ()
endif ()
## Define harfbuzz-subset library
add_library(harfbuzz-subset ${subset_project_sources} ${subset_project_headers})
add_dependencies(harfbuzz-subset harfbuzz)