1 # Get sources 2 set(LIBCXXABI_SOURCES 3 # C++ABI files 4 cxa_aux_runtime.cpp 5 cxa_default_handlers.cpp 6 cxa_demangle.cpp 7 cxa_exception_storage.cpp 8 cxa_guard.cpp 9 cxa_handlers.cpp 10 cxa_new_delete.cpp 11 cxa_unexpected.cpp 12 cxa_vector.cpp 13 cxa_virtual.cpp 14 # C++ STL files 15 stdlib_exception.cpp 16 stdlib_stdexcept.cpp 17 stdlib_typeinfo.cpp 18 # Internal files 19 abort_message.cpp 20 fallback_malloc.cpp 21 private_typeinfo.cpp 22 ) 23 24 if (LIBCXXABI_ENABLE_EXCEPTIONS) 25 list(APPEND LIBCXXABI_SOURCES cxa_exception.cpp) 26 list(APPEND LIBCXXABI_SOURCES cxa_personality.cpp) 27 else() 28 list(APPEND LIBCXXABI_SOURCES cxa_noexception.cpp) 29 endif() 30 31 if (LIBCXXABI_ENABLE_THREADS AND UNIX AND NOT (APPLE OR CYGWIN)) 32 list(APPEND LIBCXXABI_SOURCES cxa_thread_atexit.cpp) 33 endif() 34 35 set(LIBCXXABI_HEADERS ../include/cxxabi.h) 36 37 # Add all the headers to the project for IDEs. 38 if (MSVC_IDE OR XCODE) 39 # Force them all into the headers dir on MSVC, otherwise they end up at 40 # project scope because they don't have extensions. 41 if (MSVC_IDE) 42 source_group("Header Files" FILES ${LIBCXXABI_HEADERS}) 43 endif() 44 endif() 45 46 include_directories("${LIBCXXABI_LIBCXX_INCLUDES}") 47 48 if (LIBCXXABI_HAS_CXA_THREAD_ATEXIT_IMPL) 49 add_definitions(-DHAVE___CXA_THREAD_ATEXIT_IMPL) 50 endif() 51 52 # Generate library list 53 set(libraries ${LIBCXXABI_CXX_ABI_LIBRARIES}) 54 55 if (LIBCXXABI_ENABLE_THREADS) 56 append_if(libraries LIBCXXABI_HAS_PTHREAD_LIB pthread) 57 endif() 58 59 append_if(libraries LIBCXXABI_HAS_C_LIB c) 60 if (LIBCXXABI_USE_LLVM_UNWINDER) 61 # Prefer using the in-tree version of libunwind, either shared or static. If 62 # none are found fall back to using -lunwind. 63 # FIXME: Is it correct to prefer the static version of libunwind? 64 if (TARGET unwind_shared) 65 list(APPEND libraries unwind_shared) 66 elseif(TARGET unwind_static) 67 list(APPEND libraries unwind_static) 68 else() 69 list(APPEND libraries unwind) 70 endif() 71 else() 72 append_if(libraries LIBCXXABI_HAS_GCC_S_LIB gcc_s) 73 endif() 74 75 # Setup flags. 76 append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_FPIC_FLAG -fPIC) 77 append_if(LIBCXXABI_LINK_FLAGS LIBCXXABI_HAS_NODEFAULTLIBS_FLAG -nodefaultlibs) 78 79 set(LIBCXXABI_SHARED_LINK_FLAGS) 80 81 if ( APPLE ) 82 if ( CMAKE_OSX_DEPLOYMENT_TARGET STREQUAL "10.6" ) 83 list(APPEND LIBCXXABI_COMPILE_FLAGS "-U__STRICT_ANSI__") 84 list(APPEND LIBCXXABI_SHARED_LINK_FLAGS 85 "-compatibility_version 1" 86 "-current_version 1" 87 "-install_name /usr/lib/libc++abi.1.dylib") 88 list(APPEND LIBCXXABI_LINK_FLAGS 89 "/usr/lib/libSystem.B.dylib") 90 else() 91 list(APPEND LIBCXXABI_SHARED_LINK_FLAGS 92 "-compatibility_version 1" 93 "-install_name /usr/lib/libc++abi.1.dylib") 94 endif() 95 endif() 96 97 string(REPLACE ";" " " LIBCXXABI_COMPILE_FLAGS "${LIBCXXABI_COMPILE_FLAGS}") 98 string(REPLACE ";" " " LIBCXXABI_LINK_FLAGS "${LIBCXXABI_LINK_FLAGS}") 99 string(REPLACE ";" " " LIBCXXABI_SHARED_LINK_FLAGS "${LIBCXXABI_SHARED_LINK_FLAGS}") 100 101 # FIXME: libc++abi.so will not link when modules are enabled because it depends 102 # on symbols defined in libc++.so which has not yet been built. 103 if (LLVM_ENABLE_MODULES) 104 string(REPLACE "-Wl,-z,defs" "" CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}") 105 endif() 106 107 # Add a object library that contains the compiled source files. 108 add_library(cxxabi_objects OBJECT ${LIBCXXABI_SOURCES} ${LIBCXXABI_HEADERS}) 109 110 set_target_properties(cxxabi_objects 111 PROPERTIES 112 COMPILE_FLAGS "${LIBCXXABI_COMPILE_FLAGS}" 113 ) 114 115 set(LIBCXXABI_TARGETS) 116 117 # Build the shared library. 118 if (LIBCXXABI_ENABLE_SHARED) 119 add_library(cxxabi_shared SHARED $<TARGET_OBJECTS:cxxabi_objects>) 120 target_link_libraries(cxxabi_shared ${libraries}) 121 set_target_properties(cxxabi_shared 122 PROPERTIES 123 LINK_FLAGS "${LIBCXXABI_LINK_FLAGS} ${LIBCXXABI_SHARED_LINK_FLAGS}" 124 OUTPUT_NAME "c++abi" 125 VERSION "1.0" 126 SOVERSION "1" 127 ) 128 list(APPEND LIBCXXABI_TARGETS "cxxabi_shared") 129 endif() 130 131 # Build the static library. 132 if (LIBCXXABI_ENABLE_STATIC) 133 add_library(cxxabi_static STATIC $<TARGET_OBJECTS:cxxabi_objects>) 134 target_link_libraries(cxxabi_static ${libraries}) 135 set_target_properties(cxxabi_static 136 PROPERTIES 137 LINK_FLAGS "${LIBCXXABI_LINK_FLAGS}" 138 OUTPUT_NAME "c++abi" 139 ) 140 list(APPEND LIBCXXABI_TARGETS "cxxabi_static") 141 endif() 142 143 # Add a meta-target for both libraries. 144 add_custom_target(cxxabi DEPENDS ${LIBCXXABI_TARGETS}) 145 146 install(TARGETS ${LIBCXXABI_TARGETS} 147 LIBRARY DESTINATION lib${LIBCXXABI_LIBDIR_SUFFIX} COMPONENT cxxabi 148 ARCHIVE DESTINATION lib${LIBCXXABI_LIBDIR_SUFFIX} COMPONENT cxxabi 149 ) 150 151 if (NOT CMAKE_CONFIGURATION_TYPES) 152 add_custom_target(install-cxxabi 153 DEPENDS cxxabi 154 COMMAND "${CMAKE_COMMAND}" 155 -DCMAKE_INSTALL_COMPONENT=cxxabi 156 -P "${LIBCXXABI_BINARY_DIR}/cmake_install.cmake") 157 158 # TODO: This is a legacy target name and should be removed at some point. 159 add_custom_target(install-libcxxabi DEPENDS install-cxxabi) 160 endif() 161