cmake_minimum_required(VERSION 3.5.0)

project (retro8)

set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/projects/cmake")

option(FUNKEY_S "Building for FunKey-S" OFF)
option(OPENDINGUX "Build on opendingux toolchain" OFF)
option(RETROFW "Build for retrofw" OFF)

# RETROFW is an OPENDINGUX variant
if (RETROFW)
  set(OPENDINGUX ON)
endif()

if ("${CMAKE_BUILD_TYPE}" STREQUAL "")
  set(CMAKE_BUILD_TYPE "Debug")
endif()

if(OPENDINGUX)
  set(CMAKE_CXX_COMPILER "$ENV{CROSS}g++" CACHE PATH "" FORCE)
  set(CMAKE_C_COMPILER "$ENV{CROSS}gcc" CACHE PATH "" FORCE)
  if(RETROFW)
    set(CMAKE_SYSROOT "/opt/mipsel-linux-uclibc/mipsel-buildroot-linux-uclibc/sysroot")
  else()
    set(CMAKE_SYSROOT "/opt/gcw0-toolchain/usr/mipsel-gcw0-linux-uclibc/sysroot")
  endif()
elseif(FUNKEY_S)
  add_definitions(-DFUNKEY_S)
endif()

if (FUNKEY_S OR RETROFW)
  find_package(SDL REQUIRED)
  include_directories(${SDL_INCLUDE_DIR})
else()
  find_package(SDL2 REQUIRED)
  include_directories(${SDL2_INCLUDE_DIR})
endif()

add_compile_options(-Wno-unused-parameter -Wno-missing-field-initializers
  -Wno-sign-compare -Wno-parentheses -Wno-unused-variable -Wno-char-subscripts
)

add_compile_options(-g -O2 -W -Wall -Wextra)
add_compile_options(
  $<$<COMPILE_LANGUAGE:CXX>:-Wno-reorder>
)

if(APPLE)
  add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-std=c++14>)
else()
  add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-std=c++11>)
endif()

include_directories(src)
set(SRC_ROOT "${CMAKE_SOURCE_DIR}/src")

file(GLOB SOURCES_ROOT "${SRC_ROOT}/*.cpp")
file(GLOB SOURCES_VIEWS "${SRC_ROOT}/views/*.cpp")
file(GLOB SOURCES_IO "${SRC_ROOT}/io/*.cpp")
file(GLOB SOURCES_VM "${SRC_ROOT}/vm/*.cpp")
file(GLOB SOURCES_LUA "${SRC_ROOT}/lua/*.c")

set(SOURCES ${SOURCES_ROOT} ${SOURCES_VIEWS} ${SOURCES_IO} ${SOURCES_VM} ${SOURCES_LUA})

add_executable(retro8 ${SOURCES})

if (SDL_FOUND)
  target_link_libraries(retro8 ${SDL_LIBRARY})
else()
  target_link_libraries(retro8 ${SDL2_LIBRARY})
endif()