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# This source code is released into the public domain.
cmake_minimum_required(VERSION 3.28)
project(nihil)
option(NIHIL_CONFIG "Build the nihil.config library" ON)
option(NIHIL_UCL "Build the nihil.ucl library" ON)
option(NIHIL_TESTS "Build nihil's unit tests" ON)
option(NIHIL_TIDY "Run clang-tidy during build" ON)
option(NIHIL_ASAN "Enable Address Sanitizer" OFF)
option(NIHIL_UBSAN "Enable Undefined Behaviour Sanitizer" OFF)
set(CMAKE_CXX_STANDARD 26)
find_package(PkgConfig REQUIRED)
# clang-tidy support
find_program(CLANG_TIDY clang-tidy)
if (NOT (CLANG_TIDY STREQUAL "CLANG_TIDY-NOTFOUND"))
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
file(GLOB_RECURSE NIHIL_SOURCES "*.cc" "*.ccm")
list(FILTER NIHIL_SOURCES EXCLUDE REGEX ${CMAKE_CURRENT_BINARY_DIR})
add_custom_target(tidy COMMAND
${CLANG_TIDY} -config-file=${CMAKE_CURRENT_SOURCE_DIR}/clang-tidy.conf
-p=${CMAKE_CURRENT_BINARY_DIR}
${NIHIL_SOURCES})
if(NIHIL_TIDY)
set(CMAKE_CXX_CLANG_TIDY
${CLANG_TIDY};
-config-file=${CMAKE_CURRENT_SOURCE_DIR}/clang-tidy.conf;
)
endif()
endif()
add_compile_options(-W)
add_compile_options(-Wall)
add_compile_options(-Wextra)
add_compile_options(-Werror)
add_compile_options(-Wpedantic)
if(NIHIL_ASAN)
add_compile_options(-fsanitize=address)
add_link_options(-fsanitize=address)
endif()
if(NIHIL_UBSAN)
add_compile_options(-fsanitize=undefined)
add_link_options(-fsanitize=undefined)
endif()
# Enable libc++ hardening
add_compile_definitions(-D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE)
if(NIHIL_TESTS)
add_subdirectory(contrib/catch2)
enable_testing()
endif()
add_subdirectory(nihil.std)
add_subdirectory(nihil.cli)
add_subdirectory(nihil.core)
add_subdirectory(nihil.posix)
if(NIHIL_UCL)
add_subdirectory(nihil.ucl)
endif()
if(NIHIL_CONFIG)
add_subdirectory(nihil.config)
endif()
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