cmake_minimum_required(VERSION 2.8.12)
project(WRAITH_LANG C)

set(CMAKE_C_STANDARD 99)

# Build Type
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
	# By default, we use Release
	message(STATUS "Setting build type to 'Release' as none was specified.")
	set(CMAKE_BUILD_TYPE "Release" CACHE
		STRING "Choose the type of build." FORCE
	)

	# Set the possible values of build type for cmake-gui
	set_property(CACHE CMAKE_BUILD_TYPE PROPERTY
		STRINGS "Debug" "Release" "RelWithDebInfo"
	)
endif()

find_package(BISON)
find_package(FLEX)
find_package(LLVM)

include_directories(${CMAKE_SOURCE_DIR})

BISON_TARGET(Parser wraith.y ${CMAKE_CURRENT_BINARY_DIR}/y.tab.c COMPILE_FLAGS -d)
FLEX_TARGET(Scanner wraith.lex ${CMAKE_CURRENT_BINARY_DIR}/lex.yy.c)

ADD_FLEX_BISON_DEPENDENCY(Scanner Parser)

include_directories(${CMAKE_CURRENT_BINARY_DIR})

add_executable(
    wraith_compile
    ast.c
    stack.c
    ${BISON_Parser_OUTPUTS}
    ${FLEX_Scanner_OUTPUTS}
    compiler.c
)

target_link_libraries(wraith_compile PUBLIC LLVM)