mirror of
https://github.com/aristocratos/btop.git
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5c6a281002
Linux is completly supported FreeBSD is not able to create a static executable for now. See https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=273398 MacOS was not tested
168 lines
4.7 KiB
CMake
168 lines
4.7 KiB
CMake
# SPDX-License-Identifier: Apache-2.0
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#
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# CMake configuration for btop
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#
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cmake_minimum_required(VERSION 3.12)
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# Disable in-source builds since they would override the Makefile
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if("${CMAKE_CURRENT_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_BINARY_DIR}")
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message(FATAL_ERROR "In-source builds are not allowed")
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endif()
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project("btop"
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VERSION 1.2.13
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DESCRIPTION "A monitor of resources"
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HOMEPAGE_URL "https://github.com/aristocratos/btop"
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LANGUAGES CXX
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)
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# Make custom modules available
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules/")
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# When the build type is not set we can't fortify
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE Release)
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endif()
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS OFF)
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set(CMAKE_COLOR_DIAGNOSTICS ON)
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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# Options
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option(BTOP_STATIC "Link btop statically" OFF)
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option(BTOP_LTO "Enable LTO" ON)
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option(BTOP_USE_MOLD "Use mold to link btop" OFF)
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option(BTOP_PEDANTIC "Enable a bunch of additional warnings" OFF)
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option(BTOP_WERROR "Compile with warnings as errors" OFF)
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if(BTOP_STATIC)
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# Set this before calling find_package
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set(CMAKE_FIND_LIBRARY_SUFFIXES ".a")
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endif()
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if(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
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find_package(devstat REQUIRED)
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find_package(kvm REQUIRED)
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if(BTOP_STATIC)
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find_package(elf REQUIRED)
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endif()
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endif()
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include(CheckCXXCompilerFlag)
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include(CheckIPOSupported)
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add_executable(btop
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src/btop.cpp
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src/btop_config.cpp
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src/btop_draw.cpp
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src/btop_input.cpp
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src/btop_menu.cpp
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src/btop_shared.cpp
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src/btop_theme.cpp
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src/btop_tools.cpp
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)
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# NOTE: Checks can be simplified with CMake 3.25
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if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
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target_sources(btop PRIVATE
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src/osx/btop_collect.cpp
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src/osx/sensors.cpp
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src/osx/smc.cpp
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)
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elseif(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
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target_sources(btop PRIVATE src/freebsd/btop_collect.cpp)
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elseif(CMAKE_SYSTEM_NAME STREQUAL "Linux")
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target_sources(btop PRIVATE src/linux/btop_collect.cpp)
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else()
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message(FATAL_ERROR "${CMAKE_SYSTEM_NAME} is not supported")
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endif()
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# Check for and enable LTO
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check_ipo_supported(RESULT ipo_supported)
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if(ipo_supported AND BTOP_LTO)
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set_target_properties(btop PROPERTIES INTERPROCEDURAL_OPTIMIZATION ON)
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endif()
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# TODO: enable more warnings in coordination with upstream
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target_compile_options(btop PRIVATE
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-Wall -Wextra -Wpedantic
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-ftree-vectorize -fstack-clash-protection
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)
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if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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target_compile_options(btop PRIVATE
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-Wheader-hygiene -Wgnu -Wthread-safety
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)
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endif()
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if(BTOP_PEDANTIC)
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target_compile_options(btop PRIVATE
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-Wshadow -Wnon-virtual-dtor -Wold-style-cast -Wcast-align -Wunused
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-Woverloaded-virtual -Wconversion -Wsign-conversion -Wdouble-promotion
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-Wformat=2 -Wimplicit-fallthrough -Weffc++
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)
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if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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target_compile_options(btop PRIVATE
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-Wduplicated-cond -Wduplicated-branches -Wlogical-op -Wnull-dereference
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-Wuseless-cast
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)
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endif()
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endif()
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if(BTOP_WERROR)
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target_compile_options(btop PRIVATE -Werror)
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endif()
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check_cxx_compiler_flag(-fstack-protector CXX_HAS_FSTACK_PROTECTOR)
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if(CXX_HAS_FSTACK_PROTECTOR)
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target_compile_options(btop PRIVATE -fstack-protector)
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endif()
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check_cxx_compiler_flag(-fcf-protection CXX_HAS_FCF_PROTECTION)
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if(CXX_HAS_FCF_PROTECTION)
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target_compile_options(btop PRIVATE -fcf-protection)
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endif()
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target_compile_definitions(btop PRIVATE
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_FILE_OFFSET_BITS=64
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_GLIBCXX_ASSERTIONS _LIBCPP_ENABLE_ASSERTIONS=1
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# Only has an effect with optimizations enabled
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$<$<NOT:$<CONFIG:Debug>>:_FORTIFY_SOURCE=2>
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)
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target_include_directories(btop SYSTEM PRIVATE include)
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# mold
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if(BTOP_USE_MOLD)
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target_link_options(btop PRIVATE -fuse-ld=mold)
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endif()
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if(BTOP_STATIC)
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target_compile_definitions(btop PRIVATE STATIC_BUILD)
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target_link_options(btop PRIVATE -static LINKER:--fatal-warnings)
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endif()
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# Add libraries
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set(THREADS_PREFER_PTHREAD_FLAG ON)
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find_package(Threads REQUIRED)
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target_link_libraries(btop PRIVATE Threads::Threads)
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if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
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target_link_libraries(btop PRIVATE $<LINK_LIBRARY:FRAMEWORK,CoreFoundation)
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target_link_libraries(btop PRIVATE $<LINK_LIBRARY:FRAMEWORK,IOKit)
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elseif(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
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target_link_libraries(btop PRIVATE devstat::devstat kvm::kvm)
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if(BTOP_STATIC)
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target_link_libraries(btop PRIVATE elf::elf)
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endif()
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endif()
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install(TARGETS btop RUNTIME)
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install(FILES "btop.desktop" DESTINATION "share/applications")
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install(FILES "Img/icon.png" DESTINATION "share/icons/hicolor/48x48/apps" RENAME "btop.png")
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install(FILES "Img/icon.svg" DESTINATION "share/icons/hicolor/scalable/apps" RENAME "btop.svg")
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install(DIRECTORY "themes" DESTINATION "share/btop")
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