cmake_minimum_required(VERSION 3.0)
project(libcrosscoro CXX)

set(CARES_STATIC    ON  CACHE INTERNAL "")
set(CARES_SHARED    OFF CACHE INTERNAL "")
set(CARES_INSTALL   OFF CACHE INTERNAL "")

set(LIBCROSSCORO_SOURCE_FILES
    inc/coro/concepts/awaitable.hpp
    inc/coro/concepts/buffer.hpp
    inc/coro/concepts/executor.hpp
    inc/coro/concepts/promise.hpp
    inc/coro/concepts/range_of.hpp

    inc/coro/detail/void_value.hpp

    inc/coro/coro.hpp
    inc/coro/event.hpp src/event.cpp
    inc/coro/fd.hpp
    inc/coro/generator.hpp
    inc/coro/latch.hpp
    inc/coro/mutex.hpp src/mutex.cpp
    inc/coro/ring_buffer.hpp
    inc/coro/semaphore.hpp src/semaphore.cpp
    inc/coro/shared_mutex.hpp
    inc/coro/stop_signal.hpp
    inc/coro/sync_wait.hpp src/sync_wait.cpp
    inc/coro/task_container.hpp
    inc/coro/task.hpp
    inc/coro/thread_pool.hpp src/thread_pool.cpp
    inc/coro/when_all.hpp
)

add_library(crosscoro STATIC ${LIBCROSSCORO_SOURCE_FILES})
set_target_properties(crosscoro PROPERTIES LINKER_LANGUAGE CXX)
target_compile_features(crosscoro PUBLIC cxx_std_20)
target_include_directories(crosscoro PUBLIC inc)
target_link_libraries(crosscoro PUBLIC pthread)

if(${CMAKE_CXX_COMPILER_ID} MATCHES "GNU")
    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS "10.2.0")
        message(FATAL_ERROR "gcc version ${CMAKE_CXX_COMPILER_VERSION} is unsupported, please upgrade to at least 10.2.0")
    endif()

    target_compile_options(crosscoro PUBLIC -fcoroutines -Wall -Wextra -pipe)
elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang")
    message(FATAL_ERROR "Clang is currently not supported.")
endif()