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# Get sources
set(LIBCXXABI_SOURCES
# C++ABI files
cxa_aux_runtime.cpp
cxa_default_handlers.cpp
cxa_demangle.cpp
cxa_exception_storage.cpp
cxa_guard.cpp
cxa_handlers.cpp
cxa_unexpected.cpp
cxa_vector.cpp
cxa_virtual.cpp
# C++ STL files
stdlib_exception.cpp
stdlib_stdexcept.cpp
stdlib_typeinfo.cpp
# Internal files
abort_message.cpp
fallback_malloc.cpp
private_typeinfo.cpp
)
if (LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS)
list(APPEND LIBCXXABI_SOURCES stdlib_new_delete.cpp)
endif()
if (LIBCXXABI_ENABLE_EXCEPTIONS)
list(APPEND LIBCXXABI_SOURCES cxa_exception.cpp)
list(APPEND LIBCXXABI_SOURCES cxa_personality.cpp)
else()
list(APPEND LIBCXXABI_SOURCES cxa_noexception.cpp)
endif()
if (LIBCXXABI_ENABLE_THREADS AND UNIX AND NOT (APPLE OR CYGWIN))
list(APPEND LIBCXXABI_SOURCES cxa_thread_atexit.cpp)
endif()
set(LIBCXXABI_HEADERS ../include/cxxabi.h)
# Add all the headers to the project for IDEs.
if (MSVC_IDE OR XCODE)
# Force them all into the headers dir on MSVC, otherwise they end up at
# project scope because they don't have extensions.
if (MSVC_IDE)
source_group("Header Files" FILES ${LIBCXXABI_HEADERS})
endif()
endif()
include_directories("${LIBCXXABI_LIBCXX_INCLUDES}")
if (LIBCXXABI_HAS_CXA_THREAD_ATEXIT_IMPL)
add_definitions(-DHAVE___CXA_THREAD_ATEXIT_IMPL)
endif()
if (LIBCXXABI_ENABLE_THREADS)
add_library_flags_if(LIBCXXABI_HAS_PTHREAD_LIB pthread)
endif()
add_library_flags_if(LIBCXXABI_HAS_C_LIB c)
if (LIBCXXABI_USE_LLVM_UNWINDER)
# Prefer using the in-tree version of libunwind, either shared or static. If
# none are found fall back to using -lunwind.
# FIXME: Is it correct to prefer the static version of libunwind?
if (NOT LIBCXXABI_ENABLE_STATIC_UNWINDER AND (TARGET unwind_shared OR HAVE_LIBUNWIND))
list(APPEND LIBCXXABI_LIBRARIES unwind_shared)
elseif (LIBCXXABI_ENABLE_STATIC_UNWINDER AND (TARGET unwind_static OR HAVE_LIBUNWIND))
list(APPEND LIBCXXABI_LIBRARIES unwind_static)
else()
list(APPEND LIBCXXABI_LIBRARIES unwind)
endif()
else()
add_library_flags_if(LIBCXXABI_HAS_GCC_S_LIB gcc_s)
endif()
if (MINGW)
# MINGW_LIBRARIES is defined in config-ix.cmake
list(APPEND LIBCXXABI_LIBRARIES ${MINGW_LIBRARIES})
endif()
# Setup flags.
add_link_flags_if_supported(-nodefaultlibs)
set(LIBCXXABI_SHARED_LINK_FLAGS)
if ( APPLE )
if ( CMAKE_OSX_DEPLOYMENT_TARGET STREQUAL "10.6" )
list(APPEND LIBCXXABI_COMPILE_FLAGS "-U__STRICT_ANSI__")
list(APPEND LIBCXXABI_SHARED_LINK_FLAGS
"-compatibility_version 1"
"-current_version 1"
"-install_name /usr/lib/libc++abi.1.dylib")
list(APPEND LIBCXXABI_LINK_FLAGS
"/usr/lib/libSystem.B.dylib")
else()
list(APPEND LIBCXXABI_SHARED_LINK_FLAGS
"-compatibility_version 1"
"-install_name /usr/lib/libc++abi.1.dylib")
endif()
endif()
split_list(LIBCXXABI_COMPILE_FLAGS)
split_list(LIBCXXABI_LINK_FLAGS)
split_list(LIBCXXABI_SHARED_LINK_FLAGS)
# FIXME: libc++abi.so will not link when modules are enabled because it depends
# on symbols defined in libc++.so which has not yet been built.
if (LLVM_ENABLE_MODULES)
string(REPLACE "-Wl,-z,defs" "" CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}")
endif()
# Add a object library that contains the compiled source files.
add_library(cxxabi_objects OBJECT ${LIBCXXABI_SOURCES} ${LIBCXXABI_HEADERS})
set_target_properties(cxxabi_objects
PROPERTIES
CXX_EXTENSIONS
OFF
CXX_STANDARD
11
CXX_STANDARD_REQUIRED
ON
COMPILE_FLAGS
"${LIBCXXABI_COMPILE_FLAGS}"
POSITION_INDEPENDENT_CODE
ON)
set(LIBCXXABI_TARGETS)
# Build the shared library.
if (LIBCXXABI_ENABLE_SHARED)
add_library(cxxabi_shared SHARED $<TARGET_OBJECTS:cxxabi_objects>)
target_link_libraries(cxxabi_shared ${LIBCXXABI_LIBRARIES})
set_target_properties(cxxabi_shared
PROPERTIES
CXX_EXTENSIONS
OFF
CXX_STANDARD
11
CXX_STANDARD_REQUIRED
ON
LINK_FLAGS
"${LIBCXXABI_LINK_FLAGS} ${LIBCXXABI_SHARED_LINK_FLAGS}"
OUTPUT_NAME
"c++abi"
POSITION_INDEPENDENT_CODE
ON
SOVERSION
"1"
VERSION
"1.0")
list(APPEND LIBCXXABI_TARGETS "cxxabi_shared")
endif()
# Build the static library.
if (LIBCXXABI_ENABLE_STATIC)
set(cxxabi_static_sources $<TARGET_OBJECTS:cxxabi_objects>)
if (LIBCXXABI_USE_LLVM_UNWINDER AND LIBCXXABI_ENABLE_STATIC_UNWINDER)
if (TARGET unwind_static OR HAVE_LIBUNWIND)
list(APPEND cxxabi_static_sources $<TARGET_OBJECTS:unwind_objects>)
endif()
endif()
add_library(cxxabi_static STATIC ${cxxabi_static_sources})
target_link_libraries(cxxabi_static ${LIBCXXABI_LIBRARIES})
set_target_properties(cxxabi_static
PROPERTIES
CXX_EXTENSIONS
OFF
CXX_STANDARD
11
CXX_STANDARD_REQUIRED
ON
LINK_FLAGS
"${LIBCXXABI_LINK_FLAGS}"
OUTPUT_NAME
"c++abi"
POSITION_INDEPENDENT_CODE
ON)
list(APPEND LIBCXXABI_TARGETS "cxxabi_static")
endif()
# Add a meta-target for both libraries.
add_custom_target(cxxabi DEPENDS ${LIBCXXABI_TARGETS})
if (LIBCXXABI_INSTALL_LIBRARY)
install(TARGETS ${LIBCXXABI_TARGETS}
LIBRARY DESTINATION ${LIBCXXABI_INSTALL_PREFIX}lib${LIBCXXABI_LIBDIR_SUFFIX} COMPONENT cxxabi
ARCHIVE DESTINATION ${LIBCXXABI_INSTALL_PREFIX}lib${LIBCXXABI_LIBDIR_SUFFIX} COMPONENT cxxabi
)
endif()
if (NOT CMAKE_CONFIGURATION_TYPES AND LIBCXXABI_INSTALL_LIBRARY)
add_custom_target(install-cxxabi
DEPENDS cxxabi
COMMAND "${CMAKE_COMMAND}"
-DCMAKE_INSTALL_COMPONENT=cxxabi
-P "${LIBCXXABI_BINARY_DIR}/cmake_install.cmake")
add_custom_target(install-cxxabi-stripped
DEPENDS cxxabi
COMMAND "${CMAKE_COMMAND}"
-DCMAKE_INSTALL_COMPONENT=cxxabi
-DCMAKE_INSTALL_DO_STRIP=1
-P "${LIBCXXABI_BINARY_DIR}/cmake_install.cmake")
# TODO: This is a legacy target name and should be removed at some point.
add_custom_target(install-libcxxabi DEPENDS install-cxxabi)
endif()
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