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cmake_minimum_required(VERSION 3.13)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_EXTENSIONS OFF)
# Add project_options v0.15.1
# https://github.com/cpp-best-practices/project_options
include(FetchContent)
FetchContent_Declare(_project_options URL https://github.com/cpp-best-practices/project_options/archive/refs/tags/v0.15.1.zip)
if (NOT _project_options_POPULATED)
FetchContent_Populate(_project_options)
endif()
project(tools LANGUAGES CXX C)
add_library(project_settings INTERFACE)
# use CompilerWarnings.cmake directly since project_options normally requires cmake 3.16
include(${_project_options_SOURCE_DIR}/src/CompilerWarnings.cmake)
set_project_warnings(project_settings ON "" "" "" "")
# nlohmann/json
# this repo is a mirror, that only holds the release versions of the headers to keep the size small
FetchContent_Declare(
json
GIT_REPOSITORY https://github.com/ArthurSonzogni/nlohmann_json_cmake_fetchcontent
GIT_TAG v3.10.4
)
# {fmt}
FetchContent_Declare(
fmt
GIT_REPOSITORY https://github.com/fmtlib/fmt.git
GIT_TAG 11.0.2
)
# CLI11
FetchContent_Declare(
cli11
GIT_REPOSITORY https://github.com/CLIUtils/CLI11
GIT_TAG v2.1.2
)
if (${CMAKE_VERSION} VERSION_LESS "3.14")
FetchContent_GetProperties(json)
FetchContent_GetProperties(fmt)
FetchContent_GetProperties(cli11)
if (NOT json_POPULATED)
FetchContent_Populate(json)
add_subdirectory(${json_SOURCE_DIR} ${json_BINARY_DIR})
endif()
if (NOT fmt_POPULATED)
FetchContent_Populate(fmt)
add_subdirectory(${fmt_SOURCE_DIR} ${fmt_BINARY_DIR})
endif()
if (NOT cli11_POPULATED)
FetchContent_Populate(cli11)
add_subdirectory(${cli11_SOURCE_DIR} ${cli11_BINARY_DIR})
endif()
else()
FetchContent_MakeAvailable(json fmt cli11)
endif()
add_library(filesystem INTERFACE)
if (${CMAKE_CXX_COMPILER_ID} STREQUAL "GNU")
if (${CMAKE_CXX_COMPILER_VERSION} VERSION_LESS 9.0.0)
target_link_libraries(filesystem INTERFACE stdc++fs)
endif ()
endif ()
add_subdirectory(src)
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