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Copy pathCMakeLists.txt
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111 lines (87 loc) · 2.77 KB
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cmake_minimum_required(VERSION 3.13...3.25)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
set(LANGS C CXX)
find_program(CCACHE_PROGRAM ccache)
if(CCACHE_PROGRAM)
foreach(lang ${LANGS})
if(NOT DEFINED CMAKE_${lang}_COMPILER_LAUNCHER AND NOT CMAKE_${lang}_COMPILER MATCHES ".*/ccache")
message(STATUS "Enabling ccache for ${lang}")
set(CMAKE_${lang}_COMPILER_LAUNCHER ${CCACHE_PROGRAM} CACHE STRING "")
endif()
endforeach()
endif()
project(unlog
VERSION 0.1.0
DESCRIPTION "unnecessarily fast C++23 logging"
LANGUAGES ${LANGS})
if(NOT CMAKE_SYSTEM_NAME STREQUAL "Linux")
message(FATAL_ERROR "unlog supports Linux only")
endif()
if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
set(UNLOG_IS_TOPLEVEL_PROJECT TRUE)
else()
set(UNLOG_IS_TOPLEVEL_PROJECT FALSE)
endif()
include(build_opts)
set(CMAKE_CXX_STANDARD 23)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(default_lto ON)
if(BUILD_STATIC_DEPS)
set(default_lto OFF)
endif()
option(WITH_LTO "Compile with Link-time Optimization" ${default_lto})
if(WITH_LTO)
include(CheckIPOSupported)
check_ipo_supported(RESULT IPO_ENABLED OUTPUT ipo_error)
if(IPO_ENABLED)
message(STATUS "LTO enabled")
else()
message(WARNING "LTO not supported by compiler: ${ipo_error}")
endif()
else()
message(STATUS "LTO disabled")
set(IPO_ENABLED OFF)
endif()
set(IPO_ENABLED OFF)
if(IPO_ENABLED AND NOT DEFINED CMAKE_INTERPROCEDURAL_OPTIMIZATION)
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION ON)
endif()
add_library(unlog
src/backend/producer.cpp
src/channel.cpp
src/utils.cpp
)
target_include_directories(unlog PUBLIC include)
target_compile_features(unlog PUBLIC cxx_std_23)
target_compile_definitions(unlog PUBLIC UNLOG_DIAGNOSTIC=$<BOOL:${UNLOG_DIAGNOSTIC}>)
add_subdirectory(external)
target_link_libraries(unlog
PUBLIC
utl::libutl
fmt::fmt
)
set(warning_flags -Wall -Wextra -Wno-unknown-pragmas -Wno-unused-function -Werror=vla -Wno-deprecated-declaration)
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
list(APPEND warning_flags -Wno-unknown-warning-option)
endif()
if(UNLOG_USE_LIBCXX)
target_link_libraries(unlog PUBLIC "-lc++abi")
endif()
if(UNLOG_WARNINGS_AS_ERRORS)
list(APPEND warning_flags -Werror)
endif()
add_library(unlog_warnings INTERFACE)
target_compile_options(unlog_warnings INTERFACE "$<$<OR:$<COMPILE_LANGUAGE:CXX>,$<COMPILE_LANGUAGE:C>>:${warning_flags}>")
target_link_libraries(unlog INTERFACE unlog_warnings)
if(UNLOG_ARM64)
target_link_libraries(unlog PUBLIC atomic)
endif()
if(UNLOG_BUILD_TESTS)
add_subdirectory(tests)
endif()
add_library(un::log ALIAS unlog)
# TODO: add install
# include(GNUInstallDirs)