diff options
Diffstat (limited to 'CMake')
-rw-r--r-- | CMake/AbseilConfigureCopts.cmake | 145 | ||||
-rw-r--r-- | CMake/AbseilHelpers.cmake | 225 | ||||
-rw-r--r-- | CMake/DownloadGTest.cmake | 2 |
3 files changed, 359 insertions, 13 deletions
diff --git a/CMake/AbseilConfigureCopts.cmake b/CMake/AbseilConfigureCopts.cmake new file mode 100644 index 00000000..96e0390b --- /dev/null +++ b/CMake/AbseilConfigureCopts.cmake @@ -0,0 +1,145 @@ +# Abseil-specific compiler flags. See absl/copts.bzl for description. +# DO NOT CHANGE THIS FILE WITHOUT THE CORRESPONDING CHANGE TO absl/copts.bzl + +list(APPEND GCC_FLAGS + -Wall + -Wextra + -Wcast-qual + -Wconversion-null + -Wmissing-declarations + -Woverlength-strings + -Wpointer-arith + -Wunused-local-typedefs + -Wunused-result + -Wvarargs + -Wwrite-strings + -Wno-sign-compare +) + +list(APPEND GCC_TEST_FLAGS + -Wno-conversion-null + -Wno-missing-declarations + -Wno-sign-compare + -Wno-unused-function + -Wno-unused-parameter + -Wno-unused-private-field +) + +list(APPEND LLVM_FLAGS + -Wall + -Wextra + -Weverything + -Wno-c++98-compat-pedantic + -Wno-conversion + -Wno-covered-switch-default + -Wno-deprecated + -Wno-disabled-macro-expansion + -Wno-double-promotion + -Wno-comma + -Wno-extra-semi + -Wno-packed + -Wno-padded + -Wno-sign-compare + -Wno-float-conversion + -Wno-float-equal + -Wno-format-nonliteral + -Wno-gcc-compat + -Wno-global-constructors + -Wno-exit-time-destructors + -Wno-nested-anon-types + -Wno-non-modular-include-in-module + -Wno-old-style-cast + -Wno-range-loop-analysis + -Wno-reserved-id-macro + -Wno-shorten-64-to-32 + -Wno-switch-enum + -Wno-thread-safety-negative + -Wno-undef + -Wno-unknown-warning-option + -Wno-unreachable-code + -Wno-unused-macros + -Wno-weak-vtables + -Wbitfield-enum-conversion + -Wbool-conversion + -Wconstant-conversion + -Wenum-conversion + -Wint-conversion + -Wliteral-conversion + -Wnon-literal-null-conversion + -Wnull-conversion + -Wobjc-literal-conversion + -Wno-sign-conversion + -Wstring-conversion +) + +list(APPEND LLVM_TEST_FLAGS + -Wno-c99-extensions + -Wno-missing-noreturn + -Wno-missing-prototypes + -Wno-missing-variable-declarations + -Wno-null-conversion + -Wno-shadow + -Wno-shift-sign-overflow + -Wno-sign-compare + -Wno-unused-function + -Wno-unused-member-function + -Wno-unused-parameter + -Wno-unused-private-field + -Wno-unused-template + -Wno-used-but-marked-unused + -Wno-zero-as-null-pointer-constant + -Wno-gnu-zero-variadic-macro-arguments +) + +list(APPEND MSVC_FLAGS + /W3 + /wd4005 + /wd4018 + /wd4068 + /wd4180 + /wd4244 + /wd4267 + /wd4800 + /DNOMINMAX + /DWIN32_LEAN_AND_MEAN + /D_CRT_SECURE_NO_WARNINGS + /D_SCL_SECURE_NO_WARNINGS + /D_ENABLE_EXTENDED_ALIGNED_STORAGE +) + +list(APPEND MSVC_TEST_FLAGS + /wd4101 + /wd4503 +) + +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 "-fexceptions") +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 "-fexceptions") +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 "/U_HAS_EXCEPTIONS;/D_HAS_EXCEPTIONS=1;/EHsc") +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() diff --git a/CMake/AbseilHelpers.cmake b/CMake/AbseilHelpers.cmake index e4eafe49..5402bf51 100644 --- a/CMake/AbseilHelpers.cmake +++ b/CMake/AbseilHelpers.cmake @@ -15,6 +15,7 @@ # include(CMakeParseArguments) +include(AbseilConfigureCopts) # The IDE folder for Abseil that will be used if Abseil is included in a CMake # project that sets @@ -48,7 +49,11 @@ function(absl_library) add_library(${_NAME} STATIC ${ABSL_LIB_SOURCES}) - target_compile_options(${_NAME} PRIVATE ${ABSL_COMPILE_CXXFLAGS} ${ABSL_LIB_PRIVATE_COMPILE_FLAGS}) + target_compile_options(${_NAME} + PRIVATE + ${ABSL_LIB_PRIVATE_COMPILE_FLAGS} + ${ABSL_DEFAULT_COPTS} + ) target_link_libraries(${_NAME} PUBLIC ${ABSL_LIB_PUBLIC_LIBRARIES}) target_include_directories(${_NAME} PUBLIC ${ABSL_COMMON_INCLUDE_DIRS} ${ABSL_LIB_PUBLIC_INCLUDE_DIRS} @@ -57,12 +62,199 @@ function(absl_library) # Add all Abseil targets to a a folder in the IDE for organization. set_property(TARGET ${_NAME} PROPERTY FOLDER ${ABSL_IDE_FOLDER}) + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD ${ABSL_CXX_STANDARD}) + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD_REQUIRED ON) + if(ABSL_LIB_EXPORT_NAME) add_library(absl::${ABSL_LIB_EXPORT_NAME} ALIAS ${_NAME}) endif() endfunction() +# CMake function to imitate Bazel's cc_library rule. +# +# Parameters: +# NAME: name of target (see Note) +# HDRS: List of public header files for the library +# SRCS: List of source files for the library +# DEPS: List of other libraries to be linked in to the binary targets +# COPTS: List of private compile options +# DEFINES: List of public defines +# LINKOPTS: List of link options +# PUBLIC: Add this so that this library will be exported under absl:: (see Note). +# Also in IDE, target will appear in Abseil folder while non PUBLIC will be in Abseil/internal. +# TESTONLY: When added, this target will only be built if user passes -DABSL_RUN_TESTS=ON to CMake. +# +# Note: +# By default, absl_cc_library will always create a library named absl_internal_${NAME}, +# and alias target absl::${NAME}. +# This is to reduce namespace pollution. +# +# absl_cc_library( +# NAME +# awesome +# HDRS +# "a.h" +# SRCS +# "a.cc" +# ) +# absl_cc_library( +# NAME +# fantastic_lib +# SRCS +# "b.cc" +# DEPS +# absl_internal_awesome # not "awesome"! +# ) +# +# If PUBLIC is set, absl_cc_library will instead create a target named +# absl_${NAME} and still an alias absl::${NAME}. +# +# absl_cc_library( +# NAME +# main_lib +# ... +# PUBLIC +# ) +# +# User can then use the library as absl::main_lib (although absl_main_lib is defined too). +# +# TODO: Implement "ALWAYSLINK" +function(absl_cc_library) + cmake_parse_arguments(ABSL_CC_LIB + "DISABLE_INSTALL;PUBLIC;TESTONLY" + "NAME" + "HDRS;SRCS;COPTS;DEFINES;LINKOPTS;DEPS" + ${ARGN} + ) + + if (NOT ABSL_CC_LIB_TESTONLY OR ABSL_RUN_TESTS) + if (ABSL_CC_LIB_PUBLIC) + set(_NAME "absl_${ABSL_CC_LIB_NAME}") + else() + set(_NAME "absl_internal_${ABSL_CC_LIB_NAME}") + endif() + + # Check if this is a header-only library + if ("${ABSL_CC_LIB_SRCS}" STREQUAL "") + set(ABSL_CC_LIB_IS_INTERFACE 1) + else() + set(ABSL_CC_LIB_IS_INTERFACE 0) + endif() + + if(NOT ABSL_CC_LIB_IS_INTERFACE) + add_library(${_NAME} STATIC "") + target_sources(${_NAME} PRIVATE ${ABSL_CC_LIB_SRCS} ${ABSL_CC_LIB_HDRS}) + target_include_directories(${_NAME} + PUBLIC ${ABSL_COMMON_INCLUDE_DIRS}) + target_compile_options(${_NAME} + PRIVATE ${ABSL_CC_LIB_COPTS}) + target_link_libraries(${_NAME} + PUBLIC ${ABSL_CC_LIB_DEPS} + PRIVATE ${ABSL_CC_LIB_LINKOPTS} + ) + target_compile_definitions(${_NAME} PUBLIC ${ABSL_CC_LIB_DEFINES}) + + # Add all Abseil targets to a a folder in the IDE for organization. + if(ABSL_CC_LIB_PUBLIC) + set_property(TARGET ${_NAME} PROPERTY FOLDER ${ABSL_IDE_FOLDER}) + elseif(ABSL_CC_LIB_TESTONLY) + set_property(TARGET ${_NAME} PROPERTY FOLDER ${ABSL_IDE_FOLDER}/test) + else() + set_property(TARGET ${_NAME} PROPERTY FOLDER ${ABSL_IDE_FOLDER}/internal) + endif() + + # INTERFACE libraries can't have the CXX_STANDARD property set + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD ${ABSL_CXX_STANDARD}) + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD_REQUIRED ON) + else() + # Generating header-only library + add_library(${_NAME} INTERFACE) + target_include_directories(${_NAME} + INTERFACE ${ABSL_COMMON_INCLUDE_DIRS}) + target_link_libraries(${_NAME} + INTERFACE ${ABSL_CC_LIB_DEPS} ${ABSL_CC_LIB_LINKOPTS} + ) + target_compile_definitions(${_NAME} INTERFACE ${ABSL_CC_LIB_DEFINES}) + endif() + + add_library(absl::${ABSL_CC_LIB_NAME} ALIAS ${_NAME}) + endif() +endfunction() + +# absl_cc_test() +# +# CMake function to imitate Bazel's cc_test rule. +# +# Parameters: +# NAME: name of target (see Usage below) +# SRCS: List of source files for the binary +# DEPS: List of other libraries to be linked in to the binary targets +# COPTS: List of private compile options +# DEFINES: List of public defines +# LINKOPTS: List of link options +# +# Note: +# By default, absl_cc_test will always create a binary named absl_${NAME}. +# This will also add it to ctest list as absl_${NAME}. +# +# Usage: +# absl_cc_library( +# NAME +# awesome +# HDRS +# "a.h" +# SRCS +# "a.cc" +# PUBLIC +# ) +# +# absl_cc_test( +# NAME +# awesome_test +# SRCS +# "awesome_test.cc" +# DEPS +# absl::awesome +# gmock +# gtest_main +# ) +function(absl_cc_test) + if(NOT ABSL_RUN_TESTS) + return() + endif() + + cmake_parse_arguments(ABSL_CC_TEST + "" + "NAME" + "SRCS;COPTS;DEFINES;LINKOPTS;DEPS" + ${ARGN} + ) + set(_NAME "absl_${ABSL_CC_TEST_NAME}") + add_executable(${_NAME} "") + target_sources(${_NAME} PRIVATE ${ABSL_CC_TEST_SRCS}) + target_include_directories(${_NAME} + PUBLIC ${ABSL_COMMON_INCLUDE_DIRS} + PRIVATE ${GMOCK_INCLUDE_DIRS} ${GTEST_INCLUDE_DIRS} + ) + target_compile_definitions(${_NAME} + PUBLIC ${ABSL_CC_TEST_DEFINES} + ) + target_compile_options(${_NAME} + PRIVATE ${ABSL_CC_TEST_COPTS} + ) + target_link_libraries(${_NAME} + PUBLIC ${ABSL_CC_TEST_DEPS} + PRIVATE ${ABSL_CC_TEST_LINKOPTS} + ) + # Add all Abseil targets to a a folder in the IDE for organization. + set_property(TARGET ${_NAME} PROPERTY FOLDER ${ABSL_IDE_FOLDER}/test) + + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD ${ABSL_CXX_STANDARD}) + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD_REQUIRED ON) + + add_test(NAME ${_NAME} COMMAND ${_NAME}) +endfunction() # # header only virtual target creation @@ -103,13 +295,15 @@ function(absl_header_library) # Add all Abseil targets to a a folder in the IDE for organization. set_property(TARGET ${_NAME} PROPERTY FOLDER ${ABSL_IDE_FOLDER}) + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD ${ABSL_CXX_STANDARD}) + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD_REQUIRED ON) + if(ABSL_HO_LIB_EXPORT_NAME) add_library(absl::${ABSL_HO_LIB_EXPORT_NAME} ALIAS ${_NAME}) endif() endfunction() - # # create an abseil unit_test and add it to the executed test list # @@ -123,7 +317,7 @@ endfunction() # # all tests will be register for execution with add_test() # -# test compilation and execution is disable when BUILD_TESTING=OFF +# test compilation and execution is disable when ABSL_RUN_TESTS=OFF # function(absl_test) @@ -135,25 +329,32 @@ function(absl_test) ) - if(BUILD_TESTING) + if(ABSL_RUN_TESTS) - set(_NAME ${ABSL_TEST_TARGET}) + set(_NAME "absl_${ABSL_TEST_TARGET}") string(TOUPPER ${_NAME} _UPPER_NAME) - add_executable(${_NAME}_bin ${ABSL_TEST_SOURCES}) + add_executable(${_NAME} ${ABSL_TEST_SOURCES}) - target_compile_options(${_NAME}_bin PRIVATE ${ABSL_COMPILE_CXXFLAGS} ${ABSL_TEST_PRIVATE_COMPILE_FLAGS}) - target_link_libraries(${_NAME}_bin PUBLIC ${ABSL_TEST_PUBLIC_LIBRARIES} ${ABSL_TEST_COMMON_LIBRARIES}) - target_include_directories(${_NAME}_bin + target_compile_options(${_NAME} + PRIVATE + ${ABSL_TEST_PRIVATE_COMPILE_FLAGS} + ${ABSL_TEST_COPTS} + ) + target_link_libraries(${_NAME} PUBLIC ${ABSL_TEST_PUBLIC_LIBRARIES} ${ABSL_TEST_COMMON_LIBRARIES}) + target_include_directories(${_NAME} PUBLIC ${ABSL_COMMON_INCLUDE_DIRS} ${ABSL_TEST_PUBLIC_INCLUDE_DIRS} PRIVATE ${GMOCK_INCLUDE_DIRS} ${GTEST_INCLUDE_DIRS} ) # Add all Abseil targets to a a folder in the IDE for organization. - set_property(TARGET ${_NAME}_bin PROPERTY FOLDER ${ABSL_IDE_FOLDER}) + set_property(TARGET ${_NAME} PROPERTY FOLDER ${ABSL_IDE_FOLDER}) + + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD ${ABSL_CXX_STANDARD}) + set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD_REQUIRED ON) - add_test(${_NAME} ${_NAME}_bin) - endif(BUILD_TESTING) + add_test(NAME ${_NAME} COMMAND ${_NAME}) + endif(ABSL_RUN_TESTS) endfunction() diff --git a/CMake/DownloadGTest.cmake b/CMake/DownloadGTest.cmake index 9d413215..3c682aef 100644 --- a/CMake/DownloadGTest.cmake +++ b/CMake/DownloadGTest.cmake @@ -4,7 +4,7 @@ # Download the latest googletest from Github master configure_file( ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt.in - googletest-download/CMakeLists.txt + ${CMAKE_BINARY_DIR}/googletest-download/CMakeLists.txt ) # Configure and build the downloaded googletest source |