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Export only YAML_CPP_API-tagged symbols on Linux. #644

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Export only YAML_CPP_API-tagged symbols on Linux. #644

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8 changes: 8 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -142,6 +142,14 @@ if(WIN32)
endif()
endif()

if(CMAKE_SYSTEM_NAME MATCHES "Linux")
set(CMAKE_CXX_VISIBILITY_PRESET hidden)
if (POLICY CMP0063)
cmake_policy(SET CMP0063 NEW)
endif()
add_definitions(-DYAML_CPP_USE_VISIBILITY)
endif()

# GCC or Clang or Intel Compiler specialities
if(CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR
CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR
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4 changes: 4 additions & 0 deletions include/yaml-cpp/dll.h
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Expand Up @@ -27,7 +27,11 @@
#define YAML_CPP_API __declspec(dllimport)
#endif // yaml_cpp_EXPORTS
#else // YAML_CPP_DLL
#ifdef YAML_CPP_USE_VISIBILITY
#define YAML_CPP_API __attribute__ ((visibility("default")))
#else
#define YAML_CPP_API
#endif // YAML_CPP_USE_VISIBILITY
#endif // YAML_CPP_DLL

#endif // DLL_H_62B23520_7C8E_11DE_8A39_0800200C9A66