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[core] Use version script to hide symbols in libCling #19923

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[core] Use version script to hide symbols in libCling #19923

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2 changes: 2 additions & 0 deletions core/metacling/src/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -225,6 +225,8 @@ if(APPLE)
target_link_libraries(Cling PUBLIC -Wl,-w -Wl,-bind_at_load -Wl,-undefined,dynamic_lookup)
elseif(NOT MSVC)
target_link_libraries(Cling PUBLIC -Wl,--unresolved-symbols=ignore-in-object-files)
target_link_libraries(Cling PRIVATE -Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/libCling.script)
set_target_properties(Cling PROPERTIES LINK_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/libCling.script)
endif()

if (CMAKE_SYSTEM_NAME MATCHES FreeBSD)
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13 changes: 13 additions & 0 deletions core/metacling/src/libCling.script
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Original file line number Diff line number Diff line change
@@ -0,0 +1,13 @@
{
global:
CreateInterpreter;
DestroyInterpreter;
TCling__*;
_Z26TCling__TEST_isInvalidDeclP11ClassInfo_t;
TROOT__*;
ROOT_rootcling_Driver;
_ZN5cling*;
cling_runtime_internal_throwIfInvalidPointer;
local:
*;
};
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