spdlog/CMakeLists.txt

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CMake
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# Copyright(c) 2019 spdlog authors
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# Distributed under the MIT License (http://opensource.org/licenses/MIT)
cmake_minimum_required(VERSION 3.1)
project(spdlog VERSION 1.3.1 LANGUAGES CXX)
include(CMakeDependentOption)
#---------------------------------------------------------------------------------------
# set default build to release
#---------------------------------------------------------------------------------------
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose Release or Debug" FORCE)
endif()
#---------------------------------------------------------------------------------------
# compiler config
#---------------------------------------------------------------------------------------
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
add_compile_options("-Wall")
add_compile_options("-Wextra")
add_compile_options("-Wconversion")
add_compile_options("-pedantic")
add_compile_options("-Wfatal-errors")
endif()
#---------------------------------------------------------------------------------------
# spdlog target
#---------------------------------------------------------------------------------------
# Check if spdlog is being used directly or via add_subdirectory, but allow overriding
if (NOT DEFINED SPDLOG_MASTER_PROJECT)
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if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
set(SPDLOG_MASTER_PROJECT ON)
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else()
set(SPDLOG_MASTER_PROJECT OFF)
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endif()
endif ()
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option(SPDLOG_BUILD_EXAMPLES "Build examples" ${SPDLOG_MASTER_PROJECT})
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option(SPDLOG_BUILD_BENCH "Build benchmarks (Requires https://github.com/google/benchmark.git to be installed)" OFF)
option(SPDLOG_BUILD_TESTS "Build tests" OFF)
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option(SPDLOG_FMT_EXTERNAL "Use external fmt library instead of bundled" OFF)
option(SPDLOG_INSTALL "Generate the install target." ${SPDLOG_MASTER_PROJECT})
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message(STATUS "Build type: " ${CMAKE_BUILD_TYPE})
find_package(Threads REQUIRED)
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# Static library version
add_library(spdlog src/spdlog.cpp)
target_compile_definitions(spdlog PUBLIC SPDLOG_COMPILED_LIB)
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target_include_directories(spdlog PUBLIC
"$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>"
"$<INSTALL_INTERFACE:include>"
)
target_link_libraries(spdlog PUBLIC Threads::Threads)
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# Header only version
add_library(spdlog_header_only INTERFACE)
target_include_directories(spdlog_header_only INTERFACE "${CMAKE_CURRENT_LIST_DIR}/include")
target_link_libraries(spdlog_header_only INTERFACE Threads::Threads)
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#---------------------------------------------------------------------------------------
# address sanitizers check
#---------------------------------------------------------------------------------------
if(SPDLOG_MASTER_PROJECT)
include(cmake/sanitizers.cmake)
endif()
#---------------------------------------------------------------------------------------
# use fmt package if using exertnal fmt
#---------------------------------------------------------------------------------------
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if(SPDLOG_FMT_EXTERNAL)
if (NOT TARGET fmt::fmt)
find_package(fmt REQUIRED)
endif ()
target_compile_definitions(spdlog PUBLIC SPDLOG_FMT_EXTERNAL)
target_link_libraries(spdlog PUBLIC fmt::fmt)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_FMT_EXTERNAL)
target_link_libraries(spdlog_header_only INTERFACE fmt::fmt)
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endif()
#---------------------------------------------------------------------------------------
# build binries
#---------------------------------------------------------------------------------------
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if(SPDLOG_BUILD_EXAMPLES)
add_subdirectory(example)
endif()
if(SPDLOG_BUILD_TESTS)
include(CTest)
add_subdirectory(tests)
endif()
if(SPDLOG_BUILD_BENCH)
add_subdirectory(bench)
endif()
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#---------------------------------------------------------------------------------------
# install
#---------------------------------------------------------------------------------------
if (SPDLOG_INSTALL)
set(project_config_in "${CMAKE_CURRENT_LIST_DIR}/cmake/${PROJECT_NAME}Config.cmake.in")
set(project_config_out "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake")
set(config_targets_file "${PROJECT_NAME}ConfigTargets.cmake")
set(version_config_file "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake")
set(dest_dir lib/${PROJECT_NAME}/cmake)
#---------------------------------------------------------------------------------------
# lib in include files
#---------------------------------------------------------------------------------------
install(DIRECTORY include/ DESTINATION include)
install(TARGETS spdlog EXPORT ${PROJECT_NAME} DESTINATION lib)
#---------------------------------------------------------------------------------------
# package and version files
#---------------------------------------------------------------------------------------
install(EXPORT ${PROJECT_NAME}
DESTINATION ${dest_dir}
NAMESPACE ${PROJECT_NAME}::
FILE ${config_targets_file})
include(CMakePackageConfigHelpers)
configure_file("${project_config_in}" "${project_config_out}" @ONLY)
write_basic_package_version_file("${version_config_file}" COMPATIBILITY SameMajorVersion)
install(FILES
"${project_config_out}"
"${version_config_file}" DESTINATION "${dest_dir}")
#---------------------------------------------------------------------------------------
# Support creation of installable packages
#---------------------------------------------------------------------------------------
include(cmake/SpdlogCPack.cmake)
#---------------------------------------------------------------------------------------
# register project in CMake user registry - disabled by default since the
# installed/packaged version of the project is preferred.
#---------------------------------------------------------------------------------------
option(CMAKE_EXPORT_NO_PACKAGE_REGISTRY "Disable registration of CMake's build directory." ON)
export(PACKAGE ${PROJECT_NAME})
endif ()
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