ulib/CMakeLists.txt

cmake_minimum_required(VERSION 3.10)

project(ulib LANGUAGES CXX VERSION 0.1.0)
set(CMAKE_CXX_STANDARD 98)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

find_package(Threads REQUIRED)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")

## CMP0063
if (POLICY CMP0063)
    cmake_policy(SET CMP0063 NEW)
endif ()
if (POLICY CMP0048)
    cmake_policy(SET CMP0048 NEW)
endif ()
set(FMT_USE_CPP11 OFF CACHE BOOL "Use C++11" FORCE)
set(FMT_TEST OFF CACHE BOOL "Build tests" FORCE)
set(FMT_USE_CPP11 OFF CACHE BOOL "Use C++11" FORCE)
add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/3party/fmt)

option(ULIB_BUILD_TESTS "Build tests" OFF)
option(ULIB_SHARED_LIB "Build shared library" OFF)

if (ULIB_SHARED_LIB)
    add_library(${PROJECT_NAME} SHARED "")
else()
    add_library(${PROJECT_NAME} STATIC "")
endif()

target_sources(${PROJECT_NAME} PRIVATE
        src/ulib/empty.cpp
        src/ulib/log/logger.cpp
        src/ulib/log/log.cpp
        src/ulib/log/level.cpp
)
target_link_libraries(${PROJECT_NAME} PUBLIC fmt::fmt)
target_compile_definitions(${PROJECT_NAME} PRIVATE ULIB_LIBRARY_IMPL)
target_include_directories(${PROJECT_NAME} PUBLIC src)

install(TARGETS ${PROJECT_NAME} DESTINATION lib)

if(ULIB_BUILD_TESTS)
    enable_testing()
    add_subdirectory(3party/googletest)
    add_subdirectory(tests)
endif()