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include(CheckCXXSourceCompiles)
# Set build-directive (used in core to tell which buildtype we used)
target_compile_definitions(trinity-compile-option-interface
INTERFACE
-D_BUILD_DIRECTIVE="$<CONFIG>")
if(WITH_WARNINGS)
target_compile_options(trinity-warning-interface
INTERFACE
-W
-Wall
-Wextra
-Winit-self
-Wfatal-errors
-Wno-mismatched-tags
-Woverloaded-virtual)
set(CMAKE_REQUIRED_FLAGS "-Wno-deprecated-copy")
check_cxx_source_compiles("int main() { return 0; }" CLANG_HAS_DEPRECATED_COPY)
unset(CMAKE_REQUIRED_FLAGS)
if(CLANG_HAS_DEPRECATED_COPY)
target_compile_options(trinity-warning-interface
INTERFACE
-Wno-deprecated-copy) # warning in g3d
endif()
message(STATUS "Clang: All warnings enabled")
endif()
if(WITH_COREDEBUG)
target_compile_options(trinity-compile-option-interface
INTERFACE
-g3)
message(STATUS "Clang: Debug-flags set (-g3)")
endif()
# -Wno-narrowing needed to suppress a warning in g3d
# -Wno-deprecated-register is needed to suppress 185 gsoap warnings on Unix systems.
# -Wno-deprecated-copy needed to suppress a warning in g3d
target_compile_options(trinity-compile-option-interface
INTERFACE
-Wno-narrowing
-Wno-deprecated-register)
if (BUILD_SHARED_LIBS)
# -fPIC is needed to allow static linking in shared libs.
# -fvisibility=hidden sets the default visibility to hidden to prevent exporting of all symbols.
target_compile_options(trinity-compile-option-interface
INTERFACE
-fPIC)
target_compile_options(trinity-hidden-symbols-interface
INTERFACE
-fvisibility=hidden)
# --no-undefined to throw errors when there are undefined symbols
# (caused through missing TRINITY_*_API macros).
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} --no-undefined")
message(STATUS "Clang: Disallow undefined symbols")
endif()
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