cmake_minimum_required(VERSION 3.12)
set(PROJECT_NAME libguf)
project(${PROJECT_NAME})

set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS OFF)
set(CMAKE_C_STANDARD 17)

set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_STANDARD 20)

if (NOT DEFINED CMAKE_RUNTIME_OUTPUT_DIRECTORY)
    set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/bin) 
endif ()

if (NOT DEFINED CMAKE_DEBUG_POSTFIX)
    set(CMAKE_DEBUG_POSTFIX _dbg)
endif ()

if (NOT DEFINED MSVC)
    set(WARNING_FLAGS_C -Wall -Wextra -Wpedantic -Wvla -Wshadow -Wundef -Wmisleading-indentation -Wnull-dereference -Wswitch-default -Wstrict-overflow=5 -Wconversion -Wno-sign-conversion -Wcast-align -Wcast-qual -Wdouble-promotion -Wformat=2 -Winit-self -Wdisabled-optimization -Wno-unused-function)
    set(WARNING_FLAGS_CXX -Wall -Wextra -Wpedantic -Wvla -Wshadow -Wundef -Wmisleading-indentation -Wnull-dereference -Wswitch-default -Wstrict-overflow=5 -Wconversion -Wno-sign-conversion -Wsign-promo -Wcast-align -Wcast-qual -Wdouble-promotion -Wformat=2 -Winit-self -Wdisabled-optimization -Woverloaded-virtual -Wredundant-decls -Wctor-dtor-privacy -Wno-unused-function)
    set(DBG_FLAGS -fsanitize=undefined,address -g3 -Og)
else ()
    set(WARNING_FLAGS_C /W4)
    set(WARNING_FLAGS_CXX /W4)
    set(DBG_FLAGS /fsanitize=address)
endif ()

add_executable(libguf_example src/test/example.c src/test/impls/str_impl.c src/test/impls/dict_impl.c src/test/impls/linalg_impl.c src/test/impls/alloc_tracker_impl.c )
target_include_directories(libguf_example PRIVATE src src/test)

add_executable(libguf_test src/test/test.cpp src/test/test_dbuf.cpp src/test/test_dict.cpp src/test/test_str.cpp src/test/test_ckdint.cpp src/test/test_utf8.cpp src/test/impls/init_impl.c src/test/impls/dbuf_impl.c src/test/impls/str_impl.c src/test/impls/dict_impl.c src/test/impls/rand_impl.c src/test/impls/sort_impl.c src/test/impls/linalg_impl.c src/test/impls/ckdint_impl.c src/test/impls/alloc_tracker_impl.c src/test/impls/alloc_libc_impl.c )
target_include_directories(libguf_test PRIVATE src src/test)

set_target_properties(libguf_example libguf_test PROPERTIES DEBUG_POSTFIX ${CMAKE_DEBUG_POSTFIX})

include(CheckIPOSupported)
check_ipo_supported(RESULT ipo_available)
if (ipo_available AND (CMAKE_BUILD_TYPE STREQUAL "Release" OR CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo"))
    message(STATUS "LTO enabled")
    set_target_properties(libguf_example libguf_test PROPERTIES INTERPROCEDURAL_OPTIMIZATION TRUE)
else()
    message(STATUS "LTO disabled")
endif()

message(STATUS "Configure libguf_test...")
    target_compile_definitions(libguf_test PUBLIC TEST_DATA_DIR="${CMAKE_CURRENT_SOURCE_DIR}/src/test/data/")
    target_compile_options(libguf_test PRIVATE $<$<COMPILE_LANGUAGE:CXX>:${WARNING_FLAGS_CXX}> $<$<COMPILE_LANGUAGE:C>:${WARNING_FLAGS_C}> $<$<CONFIG:Debug>: ${DBG_FLAGS}>)
    target_link_options(libguf_test PRIVATE $<$<COMPILE_LANGUAGE:CXX>:${WARNING_FLAGS_CXX}> $<$<COMPILE_LANGUAGE:C>:${WARNING_FLAGS_C}> $<$<CONFIG:Debug>: ${DBG_FLAGS}> -lm)
message(STATUS "Configured libguf_test")

message(STATUS "Configure libguf_example...")
    target_compile_options(libguf_example PRIVATE ${WARNING_FLAGS_C} $<$<CONFIG:Debug>: ${DBG_FLAGS}>)
    target_link_options(libguf_example PRIVATE ${WARNING_FLAGS_C} $<$<CONFIG:Debug>: ${DBG_FLAGS}> -lm)
message(STATUS "Configured libguf_example")