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spdlog/CMakeLists.txt

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# Copyright(c) 2019 spdlog authors
# Distributed under the MIT License (http://opensource.org/licenses/MIT)
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cmake_minimum_required(VERSION 3.2)
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if(${CMAKE_VERSION} VERSION_LESS 3.11)
cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION})
else()
cmake_policy(VERSION 3.11)
endif()
ENABLE_LANGUAGE(C)
#---------------------------------------------------------------------------------------
# Start spdlog project
#---------------------------------------------------------------------------------------
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include(cmake/utils.cmake)
include(cmake/ide.cmake)
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spdlog_extract_version()
project(spdlog VERSION ${SPDLOG_VERSION} LANGUAGES CXX)
message(STATUS "Build spdlog: ${SPDLOG_VERSION}")
include(GNUInstallDirs)
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#---------------------------------------------------------------------------------------
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# Set default build to release
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#---------------------------------------------------------------------------------------
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose Release or Debug" FORCE)
endif()
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#---------------------------------------------------------------------------------------
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# Compiler config
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#---------------------------------------------------------------------------------------
if (NOT CMAKE_CXX_STANDARD)
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
endif()
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set(CMAKE_CXX_EXTENSIONS OFF)
if(CMAKE_SYSTEM_NAME MATCHES "CYGWIN")
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set(CMAKE_CXX_EXTENSIONS ON)
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endif()
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#---------------------------------------------------------------------------------------
# Set SPDLOG_MASTER_PROJECT to ON if we are building spdlog
#---------------------------------------------------------------------------------------
# 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)
else()
set(SPDLOG_MASTER_PROJECT OFF)
endif()
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endif ()
# build shared option
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option(SPDLOG_BUILD_SHARED "Build shared library" OFF)
# precompiled headers option
option(SPDLOG_ENABLE_PCH "Build static or shared library using precompiled header to speed up compilation time" OFF)
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# example options
option(SPDLOG_BUILD_EXAMPLE "Build example" ${SPDLOG_MASTER_PROJECT})
option(SPDLOG_BUILD_EXAMPLE_HO "Build header only example" OFF)
# testing options
option(SPDLOG_BUILD_TESTS "Build tests" OFF)
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option(SPDLOG_BUILD_TESTS_HO "Build tests using the header only version" OFF)
# bench options
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option(SPDLOG_BUILD_BENCH "Build benchmarks (Requires https://github.com/google/benchmark.git to be installed)" OFF)
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# sanitizer options
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option(SPDLOG_SANITIZE_ADDRESS "Enable address sanitizer in tests" OFF)
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# warning options
option(SPDLOG_BUILD_WARNINGS "Enable compiler warnings" OFF)
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# install options
option(SPDLOG_INSTALL "Generate the install target" ${SPDLOG_MASTER_PROJECT})
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option(SPDLOG_FMT_EXTERNAL "Use external fmt library instead of bundled" OFF)
option(SPDLOG_FMT_EXTERNAL_HO "Use external fmt header-only library instead of bundled" OFF)
option(SPDLOG_NO_EXCEPTIONS "Compile with -fno-exceptions. Call abort() on any spdlog exceptions" OFF)
if (SPDLOG_FMT_EXTERNAL AND SPDLOG_FMT_EXTERNAL_HO)
message(FATAL_ERROR "SPDLOG_FMT_EXTERNAL and SPDLOG_FMT_EXTERNAL_HO are mutually exclusive")
endif()
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# misc tweakme options
if(WIN32)
option(SPDLOG_WCHAR_SUPPORT "Support wchar api" OFF)
option(SPDLOG_WCHAR_FILENAMES "Support wchar filenames" OFF)
endif()
if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
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option(SPDLOG_CLOCK_COARSE "Use the much faster (but much less accurate) CLOCK_REALTIME_COARSE instead of the regular clock," OFF)
endif()
option(SPDLOG_PREVENT_CHILD_FD "Prevent from child processes to inherit log file descriptors" OFF)
option(SPDLOG_NO_THREAD_ID "prevent spdlog from querying the thread id on each log call if thread id is not needed" OFF)
option(SPDLOG_NO_TLS "prevent spdlog from using thread local storage" OFF)
option(SPDLOG_NO_ATOMIC_LEVELS "prevent spdlog from using of std::atomic log levels (use only if your code never modifies log levels concurrently" OFF)
# clang-tidy
if(${CMAKE_VERSION} VERSION_GREATER "3.5")
option(SPDLOG_TIDY "run clang-tidy" OFF)
endif()
if(SPDLOG_TIDY)
set(CMAKE_CXX_CLANG_TIDY "clang-tidy")
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
message(STATUS "Enabled clang-tidy")
endif()
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find_package(Threads REQUIRED)
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message(STATUS "Build type: " ${CMAKE_BUILD_TYPE})
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#---------------------------------------------------------------------------------------
# Static/Shared library (shared not supported in windows yet)
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#---------------------------------------------------------------------------------------
set(SPDLOG_SRCS
src/spdlog.cpp
src/stdout_sinks.cpp
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src/color_sinks.cpp
src/file_sinks.cpp
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src/async.cpp
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src/cfg.cpp)
if(NOT SPDLOG_FMT_EXTERNAL AND NOT SPDLOG_FMT_EXTERNAL_HO)
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list(APPEND SPDLOG_SRCS src/fmt.cpp)
endif()
if(WIN32 AND SPDLOG_BUILD_SHARED)
list(APPEND SPDLOG_SRCS ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
endif()
if (SPDLOG_BUILD_SHARED)
add_library(spdlog SHARED ${SPDLOG_SRCS} ${SPDLOG_ALL_HEADERS})
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target_compile_definitions(spdlog PUBLIC SPDLOG_SHARED_LIB)
if(WIN32)
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target_compile_options(spdlog PUBLIC /wd4251 /wd4275)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/cmake/version.rc.in ${CMAKE_CURRENT_BINARY_DIR}/version.rc @ONLY)
endif()
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if(NOT SPDLOG_FMT_EXTERNAL AND NOT SPDLOG_FMT_EXTERNAL_HO)
target_compile_definitions(spdlog PRIVATE FMT_EXPORT PUBLIC FMT_SHARED)
endif()
else()
add_library(spdlog STATIC ${SPDLOG_SRCS} ${SPDLOG_ALL_HEADERS})
endif()
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add_library(spdlog::spdlog ALIAS spdlog)
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target_compile_definitions(spdlog PUBLIC SPDLOG_COMPILED_LIB)
target_include_directories(spdlog PUBLIC
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"$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>")
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target_link_libraries(spdlog PUBLIC Threads::Threads)
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spdlog_enable_warnings(spdlog)
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set_target_properties(spdlog PROPERTIES VERSION ${SPDLOG_VERSION} SOVERSION ${SPDLOG_VERSION_MAJOR})
set_target_properties(spdlog PROPERTIES DEBUG_POSTFIX d)
if(COMMAND target_precompile_headers AND SPDLOG_ENABLE_PCH)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/cmake/pch.h.in ${PROJECT_BINARY_DIR}/spdlog_pch.h @ONLY)
target_precompile_headers(spdlog PRIVATE ${PROJECT_BINARY_DIR}/spdlog_pch.h)
endif()
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#---------------------------------------------------------------------------------------
# Header only version
#---------------------------------------------------------------------------------------
add_library(spdlog_header_only INTERFACE)
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add_library(spdlog::spdlog_header_only ALIAS spdlog_header_only)
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target_include_directories(spdlog_header_only INTERFACE
"$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>")
target_link_libraries(spdlog_header_only INTERFACE Threads::Threads)
#---------------------------------------------------------------------------------------
# Use fmt package if using external fmt
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#---------------------------------------------------------------------------------------
if(SPDLOG_FMT_EXTERNAL OR SPDLOG_FMT_EXTERNAL_HO)
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if (NOT TARGET fmt::fmt)
find_package(fmt REQUIRED)
endif ()
target_compile_definitions(spdlog PUBLIC SPDLOG_FMT_EXTERNAL)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_FMT_EXTERNAL)
# use external fmt-header-nly
if(SPDLOG_FMT_EXTERNAL_HO)
target_link_libraries(spdlog PUBLIC fmt::fmt-header-only)
target_link_libraries(spdlog_header_only INTERFACE fmt::fmt-header-only)
else() # use external compile fmt
target_link_libraries(spdlog PUBLIC fmt::fmt)
target_link_libraries(spdlog_header_only INTERFACE fmt::fmt)
endif()
set(PKG_CONFIG_REQUIRES fmt) # add dependency to pkg-config
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endif()
#---------------------------------------------------------------------------------------
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# Misc definitions according to tweak options
#---------------------------------------------------------------------------------------
if(SPDLOG_WCHAR_SUPPORT)
target_compile_definitions(spdlog PUBLIC SPDLOG_WCHAR_TO_UTF8_SUPPORT)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_WCHAR_TO_UTF8_SUPPORT)
endif()
if(SPDLOG_WCHAR_FILENAMES)
target_compile_definitions(spdlog PUBLIC SPDLOG_WCHAR_FILENAMES)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_WCHAR_FILENAMES)
endif()
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if(SPDLOG_NO_EXCEPTIONS)
target_compile_definitions(spdlog PUBLIC SPDLOG_NO_EXCEPTIONS)
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target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_NO_EXCEPTIONS)
if(NOT MSVC)
target_compile_options(spdlog PRIVATE -fno-exceptions)
endif()
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endif()
if(SPDLOG_CLOCK_COARSE)
target_compile_definitions(spdlog PRIVATE SPDLOG_CLOCK_COARSE)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_CLOCK_COARSE)
endif()
if(SPDLOG_PREVENT_CHILD_FD)
target_compile_definitions(spdlog PRIVATE SPDLOG_PREVENT_CHILD_FD)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_PREVENT_CHILD_FD)
endif()
if(SPDLOG_NO_THREAD_ID)
target_compile_definitions(spdlog PRIVATE SPDLOG_NO_THREAD_ID)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_NO_THREAD_ID)
endif()
if(SPDLOG_NO_TLS)
target_compile_definitions(spdlog PRIVATE SPDLOG_NO_TLS)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_NO_TLS)
endif()
if(SPDLOG_NO_ATOMIC_LEVELS)
target_compile_definitions(spdlog PUBLIC SPDLOG_NO_ATOMIC_LEVELS)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_NO_ATOMIC_LEVELS)
endif()
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#---------------------------------------------------------------------------------------
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# Build binaries
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#---------------------------------------------------------------------------------------
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if(SPDLOG_BUILD_EXAMPLE OR SPDLOG_BUILD_EXAMPLE_HO)
message(STATUS "Generating example(s)")
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add_subdirectory(example)
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spdlog_enable_warnings(example)
if(SPDLOG_BUILD_EXAMPLE_HO)
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spdlog_enable_warnings(example_header_only)
endif()
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endif()
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if(SPDLOG_BUILD_TESTS OR SPDLOG_BUILD_TESTS_HO)
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message(STATUS "Generating tests")
enable_testing()
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add_subdirectory(tests)
endif()
if(SPDLOG_BUILD_BENCH)
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message(STATUS "Generating benchmarks")
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add_subdirectory(bench)
endif()
#---------------------------------------------------------------------------------------
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# Install
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#---------------------------------------------------------------------------------------
if (SPDLOG_INSTALL)
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message(STATUS "Generating install")
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set(project_config_in "${CMAKE_CURRENT_LIST_DIR}/cmake/spdlogConfig.cmake.in")
set(project_config_out "${CMAKE_CURRENT_BINARY_DIR}/spdlogConfig.cmake")
set(config_targets_file "spdlogConfigTargets.cmake")
set(version_config_file "${CMAKE_CURRENT_BINARY_DIR}/spdlogConfigVersion.cmake")
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set(export_dest_dir "${CMAKE_INSTALL_LIBDIR}/cmake/spdlog")
set(pkgconfig_install_dir "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
set(pkg_config "${CMAKE_BINARY_DIR}/${PROJECT_NAME}.pc")
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#---------------------------------------------------------------------------------------
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# Include files
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#---------------------------------------------------------------------------------------
install(DIRECTORY include/ DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}" PATTERN "fmt/bundled" EXCLUDE)
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install(TARGETS spdlog spdlog_header_only EXPORT spdlog
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
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if(NOT SPDLOG_FMT_EXTERNAL AND NOT SPDLOG_FMT_EXTERNAL_HO)
install(DIRECTORY include/${PROJECT_NAME}/fmt/bundled/
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${PROJECT_NAME}/fmt/bundled/")
endif()
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#---------------------------------------------------------------------------------------
# Install pkg-config file
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#---------------------------------------------------------------------------------------
get_target_property(PKG_CONFIG_DEFINES spdlog INTERFACE_COMPILE_DEFINITIONS)
string(REPLACE ";" " -D" PKG_CONFIG_DEFINES "${PKG_CONFIG_DEFINES}")
string(CONCAT PKG_CONFIG_DEFINES "-D" "${PKG_CONFIG_DEFINES}")
configure_file("cmake/${PROJECT_NAME}.pc.in" "${pkg_config}" @ONLY)
install(FILES "${pkg_config}" DESTINATION "${pkgconfig_install_dir}")
#---------------------------------------------------------------------------------------
# Install CMake config files
#---------------------------------------------------------------------------------------
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install(EXPORT spdlog
DESTINATION ${export_dest_dir}
NAMESPACE spdlog::
FILE ${config_targets_file})
include(CMakePackageConfigHelpers)
configure_file("${project_config_in}" "${project_config_out}" @ONLY)
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write_basic_package_version_file("${version_config_file}" COMPATIBILITY SameMajorVersion)
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install(FILES
"${project_config_out}"
"${version_config_file}" DESTINATION "${export_dest_dir}")
#---------------------------------------------------------------------------------------
# Support creation of installable packages
#---------------------------------------------------------------------------------------
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include(cmake/spdlogCPack.cmake)
endif ()