forked from ak-fortuna/fortuna
191 lines
8.8 KiB
CMake
191 lines
8.8 KiB
CMake
cmake_minimum_required(VERSION 3.20)
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message(STATUS "CMake version: ${CMAKE_VERSION}")
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project(fortuna LANGUAGES CXX)
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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find_package(Git QUIET)
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if(GIT_FOUND AND EXISTS "${PROJECT_SOURCE_DIR}/.git")
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option(GIT_SUBMODULE "Check submodules during build" ON)
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if(GIT_SUBMODULE)
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message(STATUS "Update submodule(s)")
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message(STATUS "Current source dir: ${CMAKE_CURRENT_SOURCE_DIR}")
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execute_process(COMMAND ${GIT_EXECUTABLE} submodule update --init --recursive
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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RESULT_VARIABLE GIT_SUBMOD_RESULT)
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if(NOT GIT_SUBMOD_RESULT EQUAL "0")
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message(FATAL_ERROR "git submodule update --init --recursive failed with ${GIT_SUBMOD_RESULT}, please checkout submodules")
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endif()
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endif()
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endif()
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add_subdirectory(lib/fmt EXCLUDE_FROM_ALL)
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if(NOT CMAKE_CXX_FLAGS MATCHES "-Wall")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-Wall")
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if(CMAKE_BUILD_TYPE MATCHES "Debug")
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if($ENV{TIDY} MATCHES "1")
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message(STATUS "TIDY=1, running clang-tidy")
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set(CMAKE_CXX_CLANG_TIDY clang-tidy -p ${CMAKE_CURRENT_BINARY_DIR} --checks=-*,clang-diagnostic-*,clang-analyzer-*,google-*,bugprone-* --header-filter= --use-color=true)
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message(STATUS "CMAKE_CXX_CLANG_TIDY: ${CMAKE_CXX_CLANG_TIDY}")
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endif()
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# Produce debugging information in the operating system's native format.
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# Level 3 includes extra information, such as all the macro definitions
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# present in the program. Some debuggers support macro expansion when you
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# use -g3
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if(NOT CMAKE_CXX_FLAGS MATCHES "-g")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-g")
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# Optimize debugging experience. -Og should be the optimization level of
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# choice for the standard edit-compile-debug cycle, offering a reasonable
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# level of optimization while maintaining fast compilation and a good
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# debugging experience. It is a better choice than -O0 for producing
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# debuggable code because some compiler passes that collect debug
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# information are disabled at -O0.
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if(NOT CMAKE_CXX_FLAGS MATCHES "-Og")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Og")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-Og")
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if(NOT $ENV{VALGRIND} MATCHES "true")
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if($ENV{SANITIZE_PLS} MATCHES "true")
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# this needs {libasan,liblsan,libubsan} on fedora, gcc-libs on arch
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=leak") # issue with gdb
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=pointer-compare")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=pointer-subtract")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=vla-bound")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize-address-use-after-scope")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstack-clash-protection")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer")
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# clang-only atm
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# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=safe-stack")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=bounds")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=vptr")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=pointer-overflow")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=enum")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=signed-integer-overflow")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=null")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=return")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=integer-divide-by-zero")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=float-cast-overflow")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=unreachable")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=alignment")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=object-size")
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endif($ENV{SANITIZE_PLS} MATCHES "true")
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# If DWARF debugging information is enabled, separate as much debugging
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# information as possible into a separate output file with the extension
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# .dwo. This option allows the build system to avoid linking files with
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# debug information.
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if(NOT CMAKE_CXX_FLAGS MATCHES "-gsplit-dwarf")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -gsplit-dwarf")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-gsplit-dwarf")
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else()
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message(STATUS "VALGRIND=true, not setting '-gsplit-dwarf'")
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endif(NOT $ENV{VALGRIND} MATCHES "true")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-Wextra")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wextra")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-Wextra")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-Wpedantic")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wpedantic")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-Wpedantic")
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endif(CMAKE_BUILD_TYPE MATCHES "Debug")
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if(CMAKE_BUILD_TYPE MATCHES "Release")
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# Optimize yet more.
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if(NOT CMAKE_CXX_FLAGS MATCHES "-O3")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-O3")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-DNDEBUG")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNDEBUG")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-DNDEBUG")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-fstack-protector-all")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstack-protector-all")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-fstack-protector-all")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-fdelete-null-pointer-checks")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fdelete-null-pointer-checks")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-fdelete-null-pointer-checks")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-fisolate-erroneous-paths-dereference")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fisolate-erroneous-paths-dereference")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-fisolate-erroneous-paths-dereference")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-ftree-loop-if-convert")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ftree-loop-if-convert")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-ftree-loop-if-convert")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-funwind-tables")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -funwind-tables")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-funwind-tables")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-fasynchronous-unwind-tables")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fasynchronous-unwind-tables")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-fasynchronous-unwind-tables")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-Wp,-D_FORTIFY_SOURCE=2")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wp,-D_FORTIFY_SOURCE=2")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-Wp,-D_FORTIFY_SOURCE=2")
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endif(CMAKE_BUILD_TYPE MATCHES "Release")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsplit-stack")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wformat -Wformat-security")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native -mtune=generic -pipe -fno-plt")
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if(NOT CMAKE_CXX_FLAGS MATCHES "-fPIC")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
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endif(NOT CMAKE_CXX_FLAGS MATCHES "-fPIC")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIE -pie")
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if(CMAKE_BUILD_TYPE MATCHES "Debug")
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set(LDFLAGS "${LDFLAGS} -Wl,-Og,–sort-common,–as-needed,-z,now,-pic,-pie")
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elseif(CMAKE_BUILD_TYPE MATCHES "Release")
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set(LDFLAGS "${LDFLAGS} -Wl,-O1,–sort-common,–as-needed,-z,relro,-z,now,-pic,-pie,-flto")
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endif()
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# inspired by https://medium.com/@alasher/colored-c-compiler-output-with-ninja-clang-gcc-10bfe7f2b949
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option (COLORS_FOREVER "Always produce ANSI-colored output (GNU/Clang only)." TRUE)
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if (${COLORS_FOREVER})
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message(STATUS "COLORS_FOREVER: ${COLORS_FOREVER}")
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if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU")
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add_compile_options (-fdiagnostics-color=always)
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elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
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add_compile_options (-fcolor-diagnostics)
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endif ()
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endif ()
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message(STATUS "Compiler ID: ${CMAKE_CXX_COMPILER_ID}")
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message(STATUS "CMAKE_CXX_FLAGS: ${CMAKE_CXX_FLAGS}")
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message(STATUS "LDFLAGS: ${LDFLAGS}")
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find_program(LLD lld)
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if(LLD)
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if(NOT CMAKE_EXE_LINKER_FLAGS MATCHES "-fuse-ld=lld")
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message(STATUS "Linker: lld: ${LLD}")
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set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=lld")
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endif(NOT CMAKE_EXE_LINKER_FLAGS MATCHES "-fuse-ld=lld")
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endif()
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add_executable(fortuna main.cpp generator.cpp generator.h fortuna.cpp fortuna.h accumulator.cpp accumulator.h pool.cpp pool.h event_adder.h event_adder_impl.h)
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# ref: https://cmake.org/pipermail/cmake/2016-May/063400.html
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target_link_libraries(fortuna
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PRIVATE cryptopp
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PRIVATE fmt::fmt-header-only)
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