diff options
Diffstat (limited to 'absl/copts/AbseilConfigureCopts.cmake')
| -rw-r--r-- | absl/copts/AbseilConfigureCopts.cmake | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/absl/copts/AbseilConfigureCopts.cmake b/absl/copts/AbseilConfigureCopts.cmake new file mode 100644 index 00000000..6fde7754 --- /dev/null +++ b/absl/copts/AbseilConfigureCopts.cmake @@ -0,0 +1,34 @@ +# See absl/copts/copts.py and absl/copts/generate_copts.py +include(GENERATED_AbseilCopts) + +if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") + set(ABSL_DEFAULT_COPTS "${GCC_FLAGS}") + set(ABSL_TEST_COPTS "${GCC_FLAGS};${GCC_TEST_FLAGS}") + set(ABSL_EXCEPTIONS_FLAG "${GCC_EXCEPTIONS_FLAGS}") +elseif("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang") + # MATCHES so we get both Clang and AppleClang + set(ABSL_DEFAULT_COPTS "${LLVM_FLAGS}") + set(ABSL_TEST_COPTS "${LLVM_FLAGS};${LLVM_TEST_FLAGS}") + set(ABSL_EXCEPTIONS_FLAG "${LLVM_EXCEPTIONS_FLAGS}") +elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC") + set(ABSL_DEFAULT_COPTS "${MSVC_FLAGS}") + set(ABSL_TEST_COPTS "${MSVC_FLAGS};${MSVC_TEST_FLAGS}") + set(ABSL_EXCEPTIONS_FLAG "${MSVC_EXCEPTIONS_FLAGS}") +else() + message(WARNING "Unknown compiler: ${CMAKE_CXX_COMPILER}. Building with no default flags") + set(ABSL_DEFAULT_COPTS "") + set(ABSL_TEST_COPTS "") + set(ABSL_EXCEPTIONS_FLAG "") +endif() + +# This flag is used internally for Bazel builds and is kept here for consistency +set(ABSL_EXCEPTIONS_FLAG_LINKOPTS "") + +if("${CMAKE_CXX_STANDARD}" EQUAL 98) + message(FATAL_ERROR "Abseil requires at least C++11") +elseif(NOT "${CMAKE_CXX_STANDARD}") + message(STATUS "No CMAKE_CXX_STANDARD set, assuming 11") + set(ABSL_CXX_STANDARD 11) +else() + set(ABSL_CXX_STANDARD "${CMAKE_CXX_STANDARD}") +endif()
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