spdlog/CMakeLists.txt

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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()
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#---------------------------------------------------------------------------------------
# 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()
#---------------------------------------------------------------------------------------
# address sanitizers check
#---------------------------------------------------------------------------------------
include(cmake/sanitizers.cmake)
#---------------------------------------------------------------------------------------
# spdlog target
#---------------------------------------------------------------------------------------
# Check if spdlog is being used directly or via add_subdirectory
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()
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option(SPDLOG_STATIC_LIB "Build as static lib" ON)
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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)
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option(SPDLOG_BUILD_TESTS "Build tests" ON)
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option(SPDLOG_FMT_EXTERNAL "Use external fmt library instead of bundled" OFF)
option(SPDLOG_INSTALL "Generate the install target." ${SPDLOG_MASTER_PROJECT})
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set(HEADER_BASE "${CMAKE_CURRENT_SOURCE_DIR}/include/spdlog")
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message(STATUS "Build type: " ${CMAKE_BUILD_TYPE})
message(STATUS "Static lib: " ${SPDLOG_STATIC_LIB})
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if(SPDLOG_STATIC_LIB)
add_definitions(-DSPDLOG_STATIC_LIB)
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set(SRC_BASE "${CMAKE_CURRENT_SOURCE_DIR}/src")
set(SRC_FILES "${SRC_BASE}/spdlog.cpp" "${SRC_BASE}/format.cc")
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add_library(spdlog STATIC ${SRC_FILES})
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target_include_directories(spdlog PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>")
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target_link_libraries(spdlog -Wl,--as-needed)
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else()
add_library(spdlog INTERFACE)
target_include_directories(spdlog INTERFACE "$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>")
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endif()
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add_library(spdlog::spdlog ALIAS spdlog)
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if(SPDLOG_FMT_EXTERNAL AND NOT TARGET fmt::fmt)
find_package(fmt REQUIRED CONFIG)
endif()
if(SPDLOG_FMT_EXTERNAL)
target_compile_definitions(spdlog INTERFACE SPDLOG_FMT_EXTERNAL)
target_link_libraries(spdlog INTERFACE fmt::fmt)
endif()
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
#---------------------------------------------------------------------------------------
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install(DIRECTORY ${HEADER_BASE} DESTINATION include)
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if(SPDLOG_STATIC_LIB)
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install(TARGETS spdlog ARCHIVE DESTINATION lib)
endif()
#---------------------------------------------------------------------------------------
# register project in CMake user registry
#---------------------------------------------------------------------------------------
export(PACKAGE ${PROJECT_NAME})