1# See absl/copts/copts.py and absl/copts/generate_copts.py 2include(GENERATED_AbseilCopts) 3 4set(ABSL_LSAN_LINKOPTS "") 5set(ABSL_HAVE_LSAN OFF) 6set(ABSL_DEFAULT_LINKOPTS "") 7 8if (BUILD_SHARED_LIBS AND MSVC) 9 set(ABSL_BUILD_DLL TRUE) 10 set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON) 11else() 12 set(ABSL_BUILD_DLL FALSE) 13endif() 14 15if("${CMAKE_SYSTEM_PROCESSOR}" MATCHES "x86_64|amd64|AMD64") 16 if (MSVC) 17 set(ABSL_RANDOM_RANDEN_COPTS "${ABSL_RANDOM_HWAES_MSVC_X64_FLAGS}") 18 else() 19 set(ABSL_RANDOM_RANDEN_COPTS "${ABSL_RANDOM_HWAES_X64_FLAGS}") 20 endif() 21elseif("${CMAKE_SYSTEM_PROCESSOR}" MATCHES "arm.*|aarch64") 22 if ("${CMAKE_SIZEOF_VOID_P}" STREQUAL "8") 23 set(ABSL_RANDOM_RANDEN_COPTS "${ABSL_RANDOM_HWAES_ARM64_FLAGS}") 24 elseif("${CMAKE_SIZEOF_VOID_P}" STREQUAL "4") 25 set(ABSL_RANDOM_RANDEN_COPTS "${ABSL_RANDOM_HWAES_ARM32_FLAGS}") 26 else() 27 message(WARNING "Value of CMAKE_SIZEOF_VOID_P (${CMAKE_SIZEOF_VOID_P}) is not supported.") 28 endif() 29else() 30 message(WARNING "Value of CMAKE_SYSTEM_PROCESSOR (${CMAKE_SYSTEM_PROCESSOR}) is unknown and cannot be used to set ABSL_RANDOM_RANDEN_COPTS") 31 set(ABSL_RANDOM_RANDEN_COPTS "") 32endif() 33 34 35if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") 36 set(ABSL_DEFAULT_COPTS "${ABSL_GCC_FLAGS}") 37 set(ABSL_TEST_COPTS "${ABSL_GCC_FLAGS};${ABSL_GCC_TEST_FLAGS}") 38elseif("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang") 39 # MATCHES so we get both Clang and AppleClang 40 if(MSVC) 41 # clang-cl is half MSVC, half LLVM 42 set(ABSL_DEFAULT_COPTS "${ABSL_CLANG_CL_FLAGS}") 43 set(ABSL_TEST_COPTS "${ABSL_CLANG_CL_FLAGS};${ABSL_CLANG_CL_TEST_FLAGS}") 44 set(ABSL_DEFAULT_LINKOPTS "${ABSL_MSVC_LINKOPTS}") 45 else() 46 set(ABSL_DEFAULT_COPTS "${ABSL_LLVM_FLAGS}") 47 set(ABSL_TEST_COPTS "${ABSL_LLVM_FLAGS};${ABSL_LLVM_TEST_FLAGS}") 48 if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") 49 # AppleClang doesn't have lsan 50 # https://developer.apple.com/documentation/code_diagnostics 51 if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.5) 52 set(ABSL_LSAN_LINKOPTS "-fsanitize=leak") 53 set(ABSL_HAVE_LSAN ON) 54 endif() 55 endif() 56 endif() 57elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC") 58 set(ABSL_DEFAULT_COPTS "${ABSL_MSVC_FLAGS}") 59 set(ABSL_TEST_COPTS "${ABSL_MSVC_FLAGS};${ABSL_MSVC_TEST_FLAGS}") 60 set(ABSL_DEFAULT_LINKOPTS "${ABSL_MSVC_LINKOPTS}") 61else() 62 message(WARNING "Unknown compiler: ${CMAKE_CXX_COMPILER}. Building with no default flags") 63 set(ABSL_DEFAULT_COPTS "") 64 set(ABSL_TEST_COPTS "") 65endif() 66 67set(ABSL_CXX_STANDARD "${CMAKE_CXX_STANDARD}") 68