set(LIBCXX_LIB_CMAKEFILES_DIR "${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}" PARENT_SCOPE)
# Get sources
set(LIBCXX_SOURCES
algorithm.cpp
any.cpp
bind.cpp
call_once.cpp
charconv.cpp
chrono.cpp
error_category.cpp
exception.cpp
expected.cpp
filesystem/filesystem_clock.cpp
filesystem/filesystem_error.cpp
filesystem/path_parser.h
filesystem/path.cpp
functional.cpp
hash.cpp
include/apple_availability.h
include/atomic_support.h
include/config_elast.h
include/refstring.h
include/ryu/common.h
include/ryu/d2fixed.h
include/ryu/d2fixed_full_table.h
include/ryu/d2s.h
include/ryu/d2s_full_table.h
include/ryu/d2s_intrinsics.h
include/ryu/digit_table.h
include/ryu/f2s.h
include/ryu/ryu.h
include/to_chars_floating_point.h
legacy_pointer_safety.cpp
memory.cpp
memory_resource.cpp
new_handler.cpp
new_helpers.cpp
optional.cpp
print.cpp
random_shuffle.cpp
ryu/d2fixed.cpp
ryu/d2s.cpp
ryu/f2s.cpp
stdexcept.cpp
string.cpp
support/runtime/exception_fallback.ipp
support/runtime/exception_glibcxx.ipp
support/runtime/exception_libcxxabi.ipp
support/runtime/exception_libcxxrt.ipp
support/runtime/exception_msvc.ipp
support/runtime/exception_pointer_cxxabi.ipp
support/runtime/exception_pointer_glibcxx.ipp
support/runtime/exception_pointer_msvc.ipp
support/runtime/exception_pointer_unimplemented.ipp
support/runtime/stdexcept_default.ipp
support/runtime/stdexcept_vcruntime.ipp
system_error.cpp
typeinfo.cpp
valarray.cpp
variant.cpp
vector.cpp
verbose_abort.cpp
)
if (LIBCXX_ENABLE_THREADS)
list(APPEND LIBCXX_SOURCES
atomic.cpp
barrier.cpp
condition_variable_destructor.cpp
condition_variable.cpp
future.cpp
mutex_destructor.cpp
mutex.cpp
shared_mutex.cpp
thread.cpp
)
endif()
if (LIBCXX_ENABLE_RANDOM_DEVICE)
list(APPEND LIBCXX_SOURCES
random.cpp
)
endif()
if (LIBCXX_ENABLE_LOCALIZATION)
list(APPEND LIBCXX_SOURCES
fstream.cpp
include/sso_allocator.h
ios.cpp
ios.instantiations.cpp
iostream.cpp
locale.cpp
ostream.cpp
regex.cpp
strstream.cpp
)
endif()
if(WIN32)
list(APPEND LIBCXX_SOURCES
support/win32/compiler_rt_shims.cpp
support/win32/locale_win32.cpp
support/win32/support.cpp
)
if (NOT LIBCXX_HAS_PTHREAD_API)
list(APPEND LIBCXX_SOURCES
support/win32/thread_win32.cpp
)
endif()
elseif(ZOS)
list(APPEND LIBCXX_SOURCES
support/ibm/mbsnrtowcs.cpp
support/ibm/wcsnrtombs.cpp
support/ibm/xlocale_zos.cpp
)
endif()
if (LIBCXX_ENABLE_FILESYSTEM)
list(APPEND LIBCXX_SOURCES
filesystem/directory_entry.cpp
filesystem/directory_iterator.cpp
filesystem/file_descriptor.h
filesystem/operations.cpp
filesystem/posix_compat.h
filesystem/time_utils.h
)
# Filesystem uses __int128_t, which requires a definition of __muloi4 when
# compiled with UBSAN. This definition is not provided by libgcc_s, but is
# provided by compiler-rt. So we need to disable it to avoid having multiple
# definitions. See filesystem/int128_builtins.cpp.
if (NOT LIBCXX_USE_COMPILER_RT)
list(APPEND LIBCXX_SOURCES
filesystem/int128_builtins.cpp
)
endif()
endif()
if (LIBCXX_ENABLE_NEW_DELETE_DEFINITIONS)
list(APPEND LIBCXX_SOURCES
new.cpp
)
endif()
if(NOT LIBCXX_INSTALL_LIBRARY)
set(exclude_from_all EXCLUDE_FROM_ALL)
endif()
if (APPLE AND LLVM_USE_SANITIZER)
if (("${LLVM_USE_SANITIZER}" STREQUAL "Address") OR
("${LLVM_USE_SANITIZER}" STREQUAL "Address;Undefined") OR
("${LLVM_USE_SANITIZER}" STREQUAL "Undefined;Address"))
set(LIBFILE "libclang_rt.asan_osx_dynamic.dylib")
elseif("${LLVM_USE_SANITIZER}" STREQUAL "Undefined")
set(LIBFILE "libclang_rt.ubsan_osx_dynamic.dylib")
elseif("${LLVM_USE_SANITIZER}" STREQUAL "Thread")
set(LIBFILE "libclang_rt.tsan_osx_dynamic.dylib")
else()
message(WARNING "LLVM_USE_SANITIZER=${LLVM_USE_SANITIZER} is not supported on OS X")
endif()
if (LIBFILE)
find_compiler_rt_library(builtins LIBCXX_BUILTINS_LIBRARY)
get_filename_component(LIBDIR "${LIBCXX_BUILTINS_LIBRARY}" DIRECTORY)
if (NOT IS_DIRECTORY "${LIBDIR}")
message(FATAL_ERROR "Cannot find compiler-rt directory on OS X required for LLVM_USE_SANITIZER")
endif()
set(LIBCXX_SANITIZER_LIBRARY "${LIBDIR}/${LIBFILE}")
set(LIBCXX_SANITIZER_LIBRARY "${LIBCXX_SANITIZER_LIBRARY}" PARENT_SCOPE)
message(STATUS "Manually linking compiler-rt library: ${LIBCXX_SANITIZER_LIBRARY}")
add_library_flags("${LIBCXX_SANITIZER_LIBRARY}")
add_link_flags("-Wl,-rpath,${LIBDIR}")
endif()
endif()
split_list(LIBCXX_COMPILE_FLAGS)
split_list(LIBCXX_LINK_FLAGS)
# Build the shared library.
if (LIBCXX_ENABLE_SHARED)
add_library(cxx_shared SHARED ${exclude_from_all} ${LIBCXX_SOURCES} ${LIBCXX_HEADERS})
target_include_directories(cxx_shared PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
target_link_libraries(cxx_shared PUBLIC cxx-headers libcxx-libc-shared
PRIVATE ${LIBCXX_LIBRARIES})
set_target_properties(cxx_shared
PROPERTIES
COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
LINK_FLAGS "${LIBCXX_LINK_FLAGS}"
OUTPUT_NAME "${LIBCXX_SHARED_OUTPUT_NAME}"
VERSION "${LIBCXX_LIBRARY_VERSION}"
SOVERSION "${LIBCXX_ABI_VERSION}"
DEFINE_SYMBOL ""
)
cxx_add_common_build_flags(cxx_shared)
if(ZOS)
add_custom_command(TARGET cxx_shared POST_BUILD
COMMAND
${LIBCXX_SOURCE_DIR}/utils/zos_rename_dll_side_deck.sh
$<TARGET_LINKER_FILE_NAME:cxx_shared> $<TARGET_FILE_NAME:cxx_shared> "${LIBCXX_DLL_NAME}"
COMMENT "Rename dll name inside the side deck file"
WORKING_DIRECTORY $<TARGET_FILE_DIR:cxx_shared>
)
endif()
# Link against libc++abi
if (LIBCXX_STATICALLY_LINK_ABI_IN_SHARED_LIBRARY)
target_link_libraries(cxx_shared PRIVATE libcxx-abi-shared-objects)
else()
target_link_libraries(cxx_shared PUBLIC libcxx-abi-shared)
endif()
# Maybe re-export symbols from libc++abi
# In particular, we don't re-export the symbols if libc++abi is merged statically
# into libc++ because in that case there's no dylib to re-export from.
if (APPLE AND LIBCXX_CXX_ABI MATCHES "libcxxabi$"
AND NOT LIBCXX_STATICALLY_LINK_ABI_IN_SHARED_LIBRARY)
target_link_libraries(cxx_shared PRIVATE cxxabi-reexports)
# TODO: These exports controls should not be tied to whether we re-export libc++abi symbols
target_link_libraries(cxx_shared PRIVATE
"-Wl,-unexported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/../lib/libc++unexp.exp"
"-Wl,-force_symbols_not_weak_list,${CMAKE_CURRENT_SOURCE_DIR}/../lib/notweak.exp"
"-Wl,-force_symbols_weak_list,${CMAKE_CURRENT_SOURCE_DIR}/../lib/weak.exp")
endif()
# Generate a linker script in place of a libc++.so symlink.
if (LIBCXX_ENABLE_ABI_LINKER_SCRIPT)
set(link_libraries)
set(imported_libname "$<TARGET_PROPERTY:libcxx-abi-shared,IMPORTED_LIBNAME>")
set(output_name "$<TARGET_PROPERTY:libcxx-abi-shared,OUTPUT_NAME>")
string(APPEND link_libraries "${CMAKE_LINK_LIBRARY_FLAG}$<IF:$<BOOL:${imported_libname}>,${imported_libname},${output_name}>")
# TODO: Move to the same approach as above for the unwind library
if (LIBCXXABI_USE_LLVM_UNWINDER)
if (LIBCXXABI_STATICALLY_LINK_UNWINDER_IN_SHARED_LIBRARY)
# libunwind is already included in libc++abi
elseif (TARGET unwind_shared OR HAVE_LIBUNWIND)
string(APPEND link_libraries " ${CMAKE_LINK_LIBRARY_FLAG}$<TARGET_PROPERTY:unwind_shared,OUTPUT_NAME>")
else()
string(APPEND link_libraries " ${CMAKE_LINK_LIBRARY_FLAG}unwind")
endif()
endif()
set(linker_script "INPUT($<TARGET_SONAME_FILE_NAME:cxx_shared> ${link_libraries})")
add_custom_command(TARGET cxx_shared POST_BUILD
COMMAND "${CMAKE_COMMAND}" -E remove "$<TARGET_LINKER_FILE:cxx_shared>"
COMMAND "${CMAKE_COMMAND}" -E echo "${linker_script}" > "$<TARGET_LINKER_FILE:cxx_shared>"
COMMENT "Generating linker script: '${linker_script}' as file $<TARGET_LINKER_FILE:cxx_shared>"
VERBATIM
)
endif()
list(APPEND LIBCXX_BUILD_TARGETS "cxx_shared")
if(WIN32 AND NOT MINGW AND NOT "${CMAKE_HOST_SYSTEM_NAME}" STREQUAL "Windows")
# Since we most likely do not have a mt.exe replacement, disable the
# manifest bundling. This allows a normal cmake invocation to pass which
# will attempt to use the manifest tool to generate the bundled manifest
if (${CMAKE_CXX_COMPILER_FRONTEND_VARIANT} STREQUAL "MSVC")
set_target_properties(cxx_shared PROPERTIES
APPEND_STRING PROPERTY LINK_FLAGS " /MANIFEST:NO")
else()
set_target_properties(cxx_shared PROPERTIES
APPEND_STRING PROPERTY LINK_FLAGS " -Xlinker /MANIFEST:NO")
endif()
endif()
endif()
set(CMAKE_STATIC_LIBRARY_PREFIX "lib")
# Build the static library.
if (LIBCXX_ENABLE_STATIC)
add_library(cxx_static STATIC ${exclude_from_all} ${LIBCXX_SOURCES} ${LIBCXX_HEADERS})
target_include_directories(cxx_static PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
target_link_libraries(cxx_static PUBLIC cxx-headers libcxx-libc-static
PRIVATE ${LIBCXX_LIBRARIES}
PRIVATE libcxx-abi-static)
set_target_properties(cxx_static
PROPERTIES
COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
LINK_FLAGS "${LIBCXX_LINK_FLAGS}"
OUTPUT_NAME "${LIBCXX_STATIC_OUTPUT_NAME}"
)
cxx_add_common_build_flags(cxx_static)
if (LIBCXX_HERMETIC_STATIC_LIBRARY)
# If the hermetic library doesn't define the operator new/delete functions
# then its code shouldn't declare them with hidden visibility. They might
# actually be provided by a shared library at link time.
if (LIBCXX_ENABLE_NEW_DELETE_DEFINITIONS)
append_flags_if_supported(CXX_STATIC_LIBRARY_FLAGS -fvisibility-global-new-delete=force-hidden)
if (NOT CXX_SUPPORTS_FVISIBILITY_GLOBAL_NEW_DELETE_EQ_FORCE_HIDDEN_FLAG)
append_flags_if_supported(CXX_STATIC_LIBRARY_FLAGS -fvisibility-global-new-delete-hidden)
endif()
endif()
target_compile_options(cxx_static PRIVATE ${CXX_STATIC_LIBRARY_FLAGS})
# _LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS can be defined in __config_site
# too. Define it in the same way here, to avoid redefinition conflicts.
target_compile_definitions(cxx_static PRIVATE _LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS=)
endif()
list(APPEND LIBCXX_BUILD_TARGETS "cxx_static")
# Attempt to merge the libc++.a archive and the ABI library archive into one.
if (LIBCXX_STATICALLY_LINK_ABI_IN_STATIC_LIBRARY)
target_link_libraries(cxx_static PRIVATE libcxx-abi-static-objects)
endif()
endif()
# Add a meta-target for both libraries.
add_custom_target(cxx DEPENDS ${LIBCXX_BUILD_TARGETS})
set(LIBCXX_EXPERIMENTAL_SOURCES
experimental/keep.cpp
)
if (LIBCXX_PSTL_BACKEND STREQUAL "libdispatch")
list(APPEND LIBCXX_EXPERIMENTAL_SOURCES
pstl/libdispatch.cpp
)
endif()
if (LIBCXX_ENABLE_LOCALIZATION AND LIBCXX_ENABLE_FILESYSTEM AND LIBCXX_ENABLE_TIME_ZONE_DATABASE)
list(APPEND LIBCXX_EXPERIMENTAL_SOURCES
experimental/include/tzdb/time_zone_private.h
experimental/include/tzdb/types_private.h
experimental/include/tzdb/tzdb_list_private.h
experimental/include/tzdb/tzdb_private.h
# TODO TZDB The exception could be moved in chrono once the TZDB library
# is no longer experimental.
experimental/chrono_exception.cpp
experimental/time_zone.cpp
experimental/tzdb.cpp
experimental/tzdb_list.cpp
)
endif()
add_library(cxx_experimental STATIC ${LIBCXX_EXPERIMENTAL_SOURCES})
target_link_libraries(cxx_experimental PUBLIC cxx-headers)
if (LIBCXX_ENABLE_SHARED)
target_link_libraries(cxx_experimental PRIVATE cxx_shared)
else()
target_link_libraries(cxx_experimental PRIVATE cxx_static)
endif()
if (LIBCXX_HERMETIC_STATIC_LIBRARY)
# _LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS can be defined in __config_site
# too. Define it in the same way here, to avoid redefinition conflicts.
target_compile_definitions(cxx_experimental PRIVATE _LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS=)
endif()
set_target_properties(cxx_experimental
PROPERTIES
COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
OUTPUT_NAME "c++experimental"
)
cxx_add_common_build_flags(cxx_experimental)
target_compile_options(cxx_experimental PUBLIC -D_LIBCPP_ENABLE_EXPERIMENTAL)
if (LIBCXX_INSTALL_SHARED_LIBRARY)
install(TARGETS cxx_shared
ARCHIVE DESTINATION ${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
LIBRARY DESTINATION ${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
RUNTIME DESTINATION ${LIBCXX_INSTALL_RUNTIME_DIR} COMPONENT cxx)
endif()
if (LIBCXX_INSTALL_STATIC_LIBRARY)
install(TARGETS cxx_static
ARCHIVE DESTINATION ${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
LIBRARY DESTINATION ${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
RUNTIME DESTINATION ${LIBCXX_INSTALL_RUNTIME_DIR} COMPONENT cxx)
endif()
if (LIBCXX_INSTALL_LIBRARY)
install(TARGETS cxx_experimental
LIBRARY DESTINATION ${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
ARCHIVE DESTINATION ${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
RUNTIME DESTINATION ${LIBCXX_INSTALL_RUNTIME_DIR} COMPONENT cxx)
endif()
# NOTE: This install command must go after the cxx install command otherwise
# it will not be executed after the library symlinks are installed.
if (LIBCXX_ENABLE_SHARED AND LIBCXX_ENABLE_ABI_LINKER_SCRIPT)
install(FILES "$<TARGET_LINKER_FILE:cxx_shared>"
DESTINATION ${LIBCXX_INSTALL_LIBRARY_DIR}
COMPONENT libcxx)
endif()
if (NOT CMAKE_CONFIGURATION_TYPES)
if(LIBCXX_INSTALL_LIBRARY)
set(lib_install_target "cxx;cxx_experimental")
endif()
if(LIBCXX_INSTALL_HEADERS)
set(header_install_target install-cxx-headers)
endif()
if(LIBCXX_INSTALL_MODULES)
set(module_install_target install-cxx-modules)
endif()
add_custom_target(install-cxx
DEPENDS ${lib_install_target}
cxx_experimental
${header_install_target}
${module_install_target}
COMMAND "${CMAKE_COMMAND}"
-DCMAKE_INSTALL_COMPONENT=cxx
-P "${LIBCXX_BINARY_DIR}/cmake_install.cmake")
add_custom_target(install-cxx-stripped
DEPENDS ${lib_install_target}
cxx_experimental
${header_install_target}
${module_install_target}
COMMAND "${CMAKE_COMMAND}"
-DCMAKE_INSTALL_COMPONENT=cxx
-DCMAKE_INSTALL_DO_STRIP=1
-P "${LIBCXX_BINARY_DIR}/cmake_install.cmake")
endif()
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