CMakeLists.txt

cmake_minimum_required(VERSION 3.16)
project(cpp_threadpool LANGUAGES CXX)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

# Header-only library target.
add_library(threadpool INTERFACE)
target_include_directories(threadpool INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/include)

find_package(Threads REQUIRED)
target_link_libraries(threadpool INTERFACE Threads::Threads)

if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
    target_compile_options(threadpool INTERFACE -Wall -Wextra)
endif()

# Optional sanitizer: configure with -DTP_SANITIZE=thread (or address).
set(TP_SANITIZE "" CACHE STRING "Enable a sanitizer: thread, address, or empty")
if(TP_SANITIZE)
    add_compile_options(-fsanitize=${TP_SANITIZE} -g -O1)
    add_link_options(-fsanitize=${TP_SANITIZE})
endif()

enable_testing()

add_executable(threadpool_tests tests/thread_pool_test.cpp)
target_link_libraries(threadpool_tests PRIVATE threadpool)
add_test(NAME threadpool_tests COMMAND threadpool_tests)

add_executable(demo examples/main.cpp)
target_link_libraries(demo PRIVATE threadpool)