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};${ABSL_GCC_TEST_FLAGS}") 38elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang") # MATCHES so we get both Clang and AppleClang 39 if(MSVC) 40 # clang-cl is half MSVC, half LLVM 41 set(ABSL_DEFAULT_COPTS "${ABSL_CLANG_CL_FLAGS}") 42 set(ABSL_TEST_COPTS "${ABSL_CLANG_CL_FLAGS};${ABSL_CLANG_CL_TEST_FLAGS}") 43 else() 44 set(ABSL_DEFAULT_COPTS "${ABSL_LLVM_FLAGS}") 45 set(ABSL_TEST_COPTS "${ABSL_LLVM_FLAGS};${ABSL_LLVM_TEST_FLAGS}") 46 if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang") 47 # AppleClang doesn't have lsan 48 # https://developer.apple.com/documentation/code_diagnostics 49 if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.5) 50 set(ABSL_LSAN_LINKOPTS "-fsanitize=leak") 51 set(ABSL_HAVE_LSAN ON) 52 endif() 53 endif() 54 endif() 55elseif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC") 56 set(ABSL_DEFAULT_COPTS "${ABSL_MSVC_FLAGS}") 57 set(ABSL_TEST_COPTS "${ABSL_MSVC_FLAGS};${ABSL_MSVC_TEST_FLAGS}") 58 set(ABSL_DEFAULT_LINKOPTS "${ABSL_MSVC_LINKOPTS}") 59else() 60 message(WARNING "Unknown compiler: ${CMAKE_CXX_COMPILER}. Building with no default flags") 61 set(ABSL_DEFAULT_COPTS "") 62 set(ABSL_TEST_COPTS "") 63endif() 64 65set(ABSL_CXX_STANDARD "${CMAKE_CXX_STANDARD}") 66