cmake_minimum_required(VERSION 3.9)
project(OwOS)

enable_language(ASM)

set(CMAKE_ASM_COMPILER "i686-elf-as")
set(CMAKE_C_COMPILER "i686-elf-gcc")
set(CMAKE_CXX_COMPILER "i686-elf-g++")

set(CMAKE_CXX_FLAGS  "-ffreestanding -O2 -fno-rtti -Wno-write-strings -Wno-multichar -Wno-unused-parameter -Wno-overflow -Wno-narrowing -fno-exceptions -Wno-trigraphs ${CMAKE_CXX_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS  "-T ../linker.ld -ffreestanding -O2 -nostdlib -lgcc -Wwrite-strings ${CMAKE_EXE_LINKER_FLAGS}")

include_directories(OwOS "../src")

# Kernel source
file(GLOB KERN_SRC 
    "../src/*.cpp" 
    "../src/*.asm" 
    "../*.asm"
    "../*.cpp" 
) 

set(SRCS ${KERN_SRC})

add_executable(OwOS ${SRCS})

set_target_properties(OwOS PROPERTIES OUTPUT_NAME "OwOS.bin")

add_custom_target(iso COMMAND cp OwOS.bin ../iso/boot/OwOS.bin && grub-mkrescue -o OwOS.iso ../iso)
add_dependencies(iso OwOS)