cmake_minimum_required(VERSION 3.16)

if(APPLE)
  option(BUILD_UNIVERSAL "Build a Universal binary on macOS" OFF)
  if(BUILD_UNIVERSAL)
    # Build a Universal binary on macOS
    # This requires that the found Qt library is compiled as Universal binaries.
    set(CMAKE_OSX_ARCHITECTURES "arm64;x86_64" CACHE STRING "" FORCE)
  else()
    # Build for the host architecture on macOS
    set(CMAKE_OSX_ARCHITECTURES "${CMAKE_HOST_SYSTEM_PROCESSOR}" CACHE STRING "" FORCE)
  endif()
endif()

set(APP_VERSION_MAJOR 2)
set(APP_VERSION_MINOR 2)
set(APP_VERSION_PATCH 2)
set(APP_VERSION "${APP_VERSION_MAJOR}.${APP_VERSION_MINOR}.${APP_VERSION_PATCH}")

# Generate a header file with the version number
configure_file(
  "${CMAKE_CURRENT_SOURCE_DIR}/../cmake/config.h.in"
  "${CMAKE_CURRENT_BINARY_DIR}/../config.h"
)

# Include the binary directory for the generated header file
include_directories("${CMAKE_CURRENT_BINARY_DIR}")

project(llmodel VERSION ${APP_VERSION} LANGUAGES CXX C)

set(CMAKE_CXX_STANDARD_REQUIRED ON)

set(LLAMA_BUILD_EXAMPLES ON CACHE BOOL "llama: build examples" FORCE)
set(BUILD_SHARED_LIBS ON FORCE)

set(CMAKE_VERBOSE_MAKEFILE ON)
if (GPT4ALL_AVX_ONLY)
    set(LLAMA_AVX2 OFF CACHE BOOL "llama: enable AVX2" FORCE)
endif()

add_subdirectory(llama.cpp)

add_library(llmodel
    gptj.h gptj.cpp
    llamamodel.h llamamodel.cpp
    llama.cpp/examples/common.cpp
    llmodel.h llmodel_c.h llmodel_c.cpp
    utils.h utils.cpp
)

target_link_libraries(llmodel
    PRIVATE llama)

set(COMPONENT_NAME_MAIN ${PROJECT_NAME})
set(CMAKE_INSTALL_PREFIX ${CMAKE_BINARY_DIR}/install)