CMakeLists.txt

cmake_minimum_required(VERSION 3.18)

project(null0
  DESCRIPTION "null0 game engine"
  HOMEPAGE_URL "https://github.com/konsumer/null0"
  VERSION 0.0.1
  LANGUAGES C
)

set(CMAKE_BUILD_TYPE Release)
cmake_policy(SET CMP0077 NEW)
cmake_policy(SET CMP0135 NEW)

include(FetchContent)
# set(FETCHCONTENT_QUIET OFF)

set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/tools/cmake")

set(PHYSFS_ARCHIVE_7Z CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_GRP CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_HOG CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_ISO9660 CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_MVL CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_QPAK CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_SLB CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_VDF CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_CSM CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_WAD CACHE INTERNAL FALSE)
set(PHYSFS_ARCHIVE_LECARCHIVES CACHE INTERNAL FALSE)
set(PHYSFS_BUILD_STATIC TRUE)
set(PHYSFS_BUILD_SHARED CACHE INTERNAL FALSE)
set(PHYSFS_BUILD_TEST CACHE INTERNAL FALSE)
set(PHYSFS_BUILD_DOCS CACHE INTERNAL FALSE)
set(PHYSFS_DISABLE_INSTALL CACHE INTERNAL TRUE)
find_package(physfs REQUIRED)

find_package(pntr REQUIRED)
find_package(pntr_app REQUIRED)
find_package(pntr_app_sfx REQUIRED)

add_executable(${PROJECT_NAME} host/src/main.c)

if(NOT EMSCRIPTEN)
  # native host is raylib-backed
  add_definitions(-DPNTR_NO_STB_IMAGE_IMPLEMENTATION -DPNTR_NO_STB_IMAGE_WRITE_IMPLEMENTATION -DPNTR_APP_RAYLIB -DPNTR_PIXELFORMAT_RGBA)
  find_package(raylib REQUIRED)

  # native host uses wamr
  find_package(wamr REQUIRED)
  add_library(vmlib ${WAMR_RUNTIME_LIB_SOURCE})

  target_link_libraries(${PROJECT_NAME} physfs-static raylib pntr pntr_app vmlib)

  # build carts for native
  add_subdirectory(cart/c)
else()
  add_definitions(-DPNTR_APP_WEB -DPNTR_PIXELFORMAT_RGBA)
  set(CMAKE_EXECUTABLE_SUFFIX ".mjs")
  target_link_libraries(${PROJECT_NAME} physfs-static pntr pntr_app)
  target_link_options(${PROJECT_NAME} PRIVATE -sFORCE_FILESYSTEM -sEXPORTED_RUNTIME_METHODS=FS,stringToUTF8,UTF8ToString,callMain -sINVOKE_RUN=0 -sEXPORTED_FUNCTIONS=@${CMAKE_CURRENT_SOURCE_DIR}/host/functions.txt)
endif()