# SPDX-License-Identifier: Unlicense

cmake_minimum_required(VERSION 3.16)

set(CMAKE_EXPORT_COMPILE_COMMANDS True)

project(udp-tinkering)

set(common_debug_flags
    -g3
    -fsanitize=address,undefined
    -fno-omit-frame-pointer
    -O1
    )
set(compile_flags
    $<$<CONFIG:Debug>:${common_debug_flags}>
    $<$<COMPILE_LANGUAGE:C>:-Wno-nested-anon-types>
    $<$<COMPILE_LANGUAGE:CXX>:-fno-exceptions>
    $<$<COMPILE_LANGUAGE:CXX>:-fno-rtti>
    $<$<COMPILE_LANGUAGE:CXX>:-Wold-style-cast>
    $<$<COMPILE_LANGUAGE:CXX>:-Wsuggest-override>
    $<$<COMPILE_LANG_AND_ID:CXX,GNU>:-Wsuggest-final-types>
    $<$<COMPILE_LANG_AND_ID:CXX,GNU>:-Wsuggest-final-methods>
    $<$<COMPILE_LANG_AND_ID:CXX,GNU>:-fstrict-volatile-bitfields>
    $<$<COMPILE_LANG_AND_ID:C,GNU>:-fstrict-volatile-bitfields>
    $<$<COMPILE_LANG_AND_ID:CXX,GNU>:-Wlogical-op>
    $<$<COMPILE_LANG_AND_ID:C,GNU>:-Wlogical-op>
    $<$<COMPILE_LANG_AND_ID:CXX,GNU>:-ffile-prefix-map=${CMAKE_SOURCE_DIR}/=>
    $<$<COMPILE_LANG_AND_ID:C,GNU>:-ffile-prefix-map=${CMAKE_SOURCE_DIR}/=>
    -Wall
    -Wextra
    -pedantic
    -Wcast-align
    -Wshadow
    )
set(compile_definitions
    $<$<CONFIG:Debug>:_FORTIFY_SOURCE=2>
    LOG_ERROR=1
    LOG_WARNING=1
    LOG_INFO=1
    $<$<CONFIG:Debug>:LOG_DEBUG=1>
    $<$<CONFIG:Debug>:LOG_TRACE=0>
    $<$<NOT:$<CONFIG:Debug>>:LOG_DEBUG=0>
    $<$<NOT:$<CONFIG:Debug>>:LOG_TRACE=0>
    )

add_library(timespec OBJECT lib/timespec/timespec.c lib/timespec/timespec.h)
target_compile_options(timespec PRIVATE ${compile_flags})
target_compile_definitions(timespec PRIVATE ${compile_definitions})
target_link_options(timespec PRIVATE $<$<CONFIG:Debug>:${common_debug_flags}>)

add_library(common OBJECT
    proto.c
    proto.h
    proto_io.c
    proto_io.h
    )
target_compile_options(common PRIVATE ${compile_flags})
target_compile_definitions(common PRIVATE ${compile_definitions})
target_link_options(common PRIVATE $<$<CONFIG:Debug>:${common_debug_flags}>)

add_executable(server server.c $<TARGET_OBJECTS:common> $<TARGET_OBJECTS:timespec>)
target_compile_options(server PRIVATE ${compile_flags})
target_compile_definitions(server PRIVATE ${compile_definitions})
target_link_options(server PRIVATE $<$<CONFIG:Debug>:${common_debug_flags}>)
target_include_directories(server PRIVATE . lib)

add_executable(client client.c $<TARGET_OBJECTS:common> $<TARGET_OBJECTS:timespec>)
target_compile_options(client PRIVATE ${compile_flags})
target_compile_definitions(client PRIVATE ${compile_definitions})
target_link_options(client PRIVATE $<$<CONFIG:Debug>:${common_debug_flags}>)
target_include_directories(client PRIVATE . lib)