Core (Build): Add opt-out option for performing unresolved symbol checks when linking SOs.

Author: kaixiong

libvisual/CMakeLists.txt

@@ -134,6 +134,9 @@ IF(IS_SYSTEM_DIR STREQUAL "-1")
   SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_FULL_LIBDIR}")
 ENDIF()
 
+# Resolve all external symbols when linking SOs.
+OPTION(ENABLE_SO_UNRESOLVED_SYMBOL_CHECKS "Enable resolution of external symbols when linking SOs" yes)
+
 # Compiler optimizations
 OPTION(ENABLE_EXTRA_OPTIMIZATIONS "Enable extra optimizations" no)
 IF(ENABLE_EXTRA_OPTIMIZATIONS)

libvisual/libvisual/CMakeLists.txt

@@ -150,8 +150,6 @@ SET_TARGET_PROPERTIES(libvisual
 
 TARGET_COMPILE_OPTIONS(libvisual PRIVATE -fvisibility=hidden)
 
-TARGET_LINK_OPTIONS(libvisual PRIVATE -Wl,--no-undefined)
-
 IF(ENABLE_TESTS)
   TARGET_COMPILE_DEFINITIONS(libvisual PRIVATE _LV_BUILD_PRIVATE_TEST_FUNCS)
 ENDIF()
@@ -165,6 +163,10 @@ TARGET_INCLUDE_DIRECTORIES(libvisual
   ${CMAKE_CURRENT_BINARY_DIR}
 )
 
+IF(ENABLE_SO_UNRESOLVED_SYMBOL_CHECKS)
+  TARGET_LINK_OPTIONS(libvisual PRIVATE -Wl,--no-undefined)
+ENDIF()
+
 TARGET_LINK_LIBRARIES(libvisual
   PRIVATE
   PkgConfig::ORC