1cmake_minimum_required(VERSION 3.2) 2 3project(Fruit VERSION 3.7.1 LANGUAGES CXX) 4 5set(FRUIT_IS_BEING_BUILT_BY_CONAN FALSE CACHE BOOL "This is set in Conan builds.") 6if("${FRUIT_IS_BEING_BUILT_BY_CONAN}") 7 include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake) 8 conan_basic_setup() 9endif() 10 11if (POLICY CMP0054) 12 cmake_policy(SET CMP0054 NEW) 13endif() 14 15if ("${CMAKE_CXX_STANDARD}" STREQUAL "") 16 set(CMAKE_CXX_STANDARD 11) 17endif() 18set(CMAKE_CXX_STANDARD_REQUIRED ON) 19 20# CMake on OSX likes to see this set explicitly, otherwise it outputs a warning. 21set(CMAKE_MACOSX_RPATH 1) 22 23if(NOT "${CMAKE_BUILD_TYPE}" MATCHES "^(Debug|Release|RelWithDebInfo|MinSizeRel)$") 24 message(FATAL_ERROR "Please re-run CMake, specifying -DCMAKE_BUILD_TYPE=Debug , -DCMAKE_BUILD_TYPE=Release , -DCMAKE_BUILD_TYPE=RelWithDebInfo or -DCMAKE_BUILD_TYPE=MinSizeRel .") 25endif() 26 27get_property(isMultiConfig GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) 28option(FRUIT_ALLOW_MULTI_CONFIG "Allow multi-configuration generator. If this option is OFF, enforces that a single configuration is used." OFF) 29if(FRUIT_ALLOW_MULTI_CONFIG) 30 if(isMultiConfig) 31 message(STATUS "${CMAKE_PROJECT_NAME} supports the CMake multi-configuration generator," 32 " but is optimized for the `CMAKE_BUILD_TYPE` specified in the CMake configuration step," 33 " and tests will only work in this configuration.") 34 endif() 35else() 36 # For backward compatibility, only `CMAKE_BUILD_TYPE` configurations can be 37 # used with the multi-configuration generator. This makes it look like 38 # single-configuration generator. 39 set(CMAKE_CONFIGURATION_TYPES "${CMAKE_BUILD_TYPE}") 40endif() 41 42option(BUILD_SHARED_LIBS "Build shared library" ON) 43 44set(FRUIT_ADDITIONAL_CXX_FLAGS "" CACHE STRING "Additional CXX compiler flags." FORCE) 45 46set(FRUIT_ADDITIONAL_COMPILE_FLAGS "${FRUIT_ADDITIONAL_CXX_FLAGS}") 47 48if(NOT "${CMAKE_CXX_COMPILER_ID}" MATCHES "^(GNU|Clang|AppleClang|MSVC)$") 49 message(WARNING "Compiler not officially supported: ${CMAKE_CXX_COMPILER_ID}") 50 # Full list of possible values at https://cmake.org/cmake/help/latest/variable/CMAKE_LANG_COMPILER_ID.html . 51 # Major compilers not currently supported: 52 # * "Intel": not supported ATM due to compiler bugs: 53 # - https://software.intel.com/en-us/forums/intel-c-compiler/topic/606048 54 # - https://software.intel.com/en-us/forums/intel-c-compiler/topic/606049 55endif() 56 57option(FRUIT_ADD_WNO_UNKNOWN_WARNING_OPTION "Add -Wno-unknown-warning-option to the compiler options for GCC, Clang, ICC and AppleClang" ON) 58if (${FRUIT_ADD_WNO_UNKNOWN_WARNING_OPTION}) 59 set(FRUIT_NO_UNKNOWN_WARNING_FLAGS -Wno-unknown-warning-option) 60endif() 61 62# Get C++ standard flags. 63set(FRUIT_CXX_STANDARD_FLAGS ${CMAKE_CXX${CMAKE_CXX_STANDARD}_STANDARD_COMPILE_OPTION}) 64 65set(FRUIT_ADDITIONAL_COMPILE_FLAGS_GNU -W -Wall -Wno-missing-braces ${FRUIT_NO_UNKNOWN_WARNING_FLAGS}) 66set(FRUIT_ADDITIONAL_COMPILE_FLAGS_Clang -W -Wall -Wno-missing-braces ${FRUIT_NO_UNKNOWN_WARNING_FLAGS}) 67set(FRUIT_ADDITIONAL_COMPILE_FLAGS_Intel -W -Wall -Wno-missing-braces ${FRUIT_NO_UNKNOWN_WARNING_FLAGS}) 68set(FRUIT_ADDITIONAL_COMPILE_FLAGS_AppleClang -W -Wall -Wno-missing-braces ${FRUIT_NO_UNKNOWN_WARNING_FLAGS}) 69 70# TODO: we currently disable the warning C4709 because MSVC emits it even when there is no reason to. Re-enable it when possible. 71# TODO: the warning C4141 is disabled, because MSVC emits it ("'inline': used more than once") when a function/method is marked with both __forceinline and inline. 72# TODO: the warning C4714 is disabled, MSVC emits it when it decides not to inline a __forceinline function/method. 73# The warning C4577 is disabled because we don't need a termination guarantee on exceptions for functions marked with 74# 'noexcept'. 75# The warning C4530 is disabled because it's triggered by MSVC's STL. 76# The warning C5205 is disabled, MSVC emits it for abstract classes in example code with non-virtual destructors, but we never call delete on those (even though std::default_delete<Scaler> is instantiated for those types). 77set(FRUIT_ADDITIONAL_COMPILE_FLAGS_MSVC /nologo /FS /W4 /wd4324 /wd4709 /wd4459 /wd4141 /wd4714 /wd4577 /wd4530 /wd5205 /D_SCL_SECURE_NO_WARNINGS) 78 79list(APPEND FRUIT_ADDITIONAL_COMPILE_FLAGS 80 $<$<CXX_COMPILER_ID:GNU>:${FRUIT_ADDITIONAL_COMPILE_FLAGS_GNU}> 81 $<$<CXX_COMPILER_ID:Clang>:${FRUIT_ADDITIONAL_COMPILE_FLAGS_Clang}> 82 $<$<CXX_COMPILER_ID:Intel>:${FRUIT_ADDITIONAL_COMPILE_FLAGS_Intel}> 83 $<$<CXX_COMPILER_ID:AppleClang>:${FRUIT_ADDITIONAL_COMPILE_FLAGS_AppleClang}> 84 $<$<CXX_COMPILER_ID:MSVC>:${FRUIT_ADDITIONAL_COMPILE_FLAGS_MSVC}>) 85 86option(FRUIT_ENABLE_COVERAGE "Enable collection of test coverage. This is meant to be used by Fruit developers. It's only supported when using GCC on Linux." OFF) 87if("${FRUIT_ENABLE_COVERAGE}") 88 # We also disable exceptions because otherwise GCC considers every function/method call that could throw as an 89 # additional branch. 90 set(FRUIT_ADDITIONAL_COMPILE_FLAGS "${FRUIT_ADDITIONAL_COMPILE_FLAGS} -fprofile-arcs -ftest-coverage -fno-exceptions -fno-inline -O0") 91 set(FRUIT_ADDITIONAL_LINKER_FLAGS "${FRUIT_ADDITIONAL_LINKER_FLAGS} -fprofile-arcs -ftest-coverage -fno-exceptions -fno-inline -O0") 92endif() 93 94set(FRUIT_USES_BOOST TRUE CACHE BOOL 95 "Whether to use Boost (specifically, boost::unordered_set and boost::unordered_map). 96 If this is false, Fruit will use std::unordered_set and std::unordered_map instead (however this causes injection to be a bit slower).") 97 98if(${FRUIT_USES_BOOST}) 99 100 if(DEFINED BOOST_DIR) 101 message(DEPRECATION "BOOST_DIR is deprecated. Use Boost_INCLUDE_DIR instead.") 102 set(Boost_INCLUDE_DIR "${BOOST_DIR}" CACHE PATH "") 103 endif() 104 105 find_package(Boost) 106 if(NOT Boost_FOUND) 107 message(FATAL_ERROR "Please re-run CMake, specifying the boost library path as Boost_INCLUDE_DIR, e.g. -DBoost_INCLUDE_DIR=C:\\boost\\boost_1_62_0, or specify -DFRUIT_USES_BOOST=False to not use boost.") 108 endif() 109endif() 110 111set(RUN_TESTS_UNDER_VALGRIND FALSE CACHE BOOL "Whether to run Fruit tests under valgrind") 112if ("${RUN_TESTS_UNDER_VALGRIND}") 113 set(RUN_TESTS_UNDER_VALGRIND_FLAG "1") 114endif() 115 116# Unsafe, only for debugging/benchmarking. 117#set(FRUIT_ADDITIONAL_COMPILE_FLAGS "${FRUIT_ADDITIONAL_COMPILE_FLAGS} -DFRUIT_NO_LOOP_CHECK=1") 118 119set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${FRUIT_ADDITIONAL_LINKER_FLAGS}") 120set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${FRUIT_ADDITIONAL_LINKER_FLAGS}") 121set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} ${FRUIT_ADDITIONAL_LINKER_FLAGS}") 122 123set(FRUIT_CLANG_TIDY_CHECKS 124 bugprone*,-bugprone-reserved-identifier,-bugprone-exception-escape,clang-analyzer*,performance*,google*,-google-readability*,-google-runtime-references,clang-diagnostic-unused-command-line-argument,misc-macro-parentheses,-clang-diagnostic-dtor-name,-performance-avoid-endl,-performance-enum-size) 125 126set(FRUIT_ENABLE_CLANG_TIDY FALSE CACHE BOOL "Whether to run clang-tidy on the Fruit codebase during the build") 127if(${FRUIT_ENABLE_CLANG_TIDY}) 128 set(CMAKE_CXX_CLANG_TIDY 129 clang-tidy; 130 -header-filter=fruit; 131 -checks=${FRUIT_CLANG_TIDY_CHECKS}; 132 -warnings-as-errors=*;) 133endif() 134 135set(FRUIT_INCLUDE_DIRS 136 "${CMAKE_CURRENT_SOURCE_DIR}/include" 137 "${CMAKE_CURRENT_BINARY_DIR}/include") 138 139# (debug-only) compile switch to get deep template instantiation stacktraces for errors (instead 140# of the user-friendly default that hides Fruit internals). 141#add_definitions(-DFRUIT_DEEP_TEMPLATE_INSTANTIATION_STACKTRACES_FOR_ERRORS=1) 142 143include(GNUInstallDirs) 144 145add_subdirectory(configuration) 146add_subdirectory(src) 147 148if(NOT "${FRUIT_IS_BEING_BUILT_BY_CONAN}") 149 if("${CMAKE_BUILD_TYPE}" STREQUAL "Debug") 150 # Do not exclude these from "make all" in debug mode, they must build. 151 add_subdirectory(examples) 152 add_subdirectory(tests) 153 else() 154 add_subdirectory(examples EXCLUDE_FROM_ALL) 155 add_subdirectory(tests) 156 endif() 157 158 add_subdirectory(extras EXCLUDE_FROM_ALL) 159endif() 160 161install(DIRECTORY include/fruit/ 162 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/fruit 163 FILES_MATCHING PATTERN "*.h") 164 165set(CPACK_PACKAGE_NAME "Fruit") 166set(CPACK_PACKAGE_VENDOR "Marco Poletti") 167set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Fruit - Dependency Injection Framework For C++") 168set(CPACK_PACKAGE_INSTALL_DIRECTORY "Fruit") 169