# Setting it to a range tells it that it supports the features on the newer
# versions as well, avoiding setting policies.
cmake_minimum_required(VERSION 3.16...3.24)

#Enabling this cmake policy gets rid of warnings regarding LTO.
cmake_policy(SET CMP0069 NEW)
set(CMAKE_POLICY_DEFAULT_CMP0069 NEW)

if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
	message(FATAL_ERROR "PCSX2 does not support in-tree builds.  Please make a build directory that is not the PCSX2 source directory and generate your CMake project there using either `cmake -B build_directory` or by running cmake from the build directory.")
endif()

# Project Name
project(Pcsx2)

# Variable to check that people use the good file
set(TOP_CMAKE_WAS_SOURCED TRUE)

# set module path
set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)

# Write binaries to the bin directory under the build directory.
# This makes it simple to run development builds directly out of the build directory.
if (UNIX AND NOT APPLE)
	set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bin")
	set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bin")
endif()

# include some generic functions to ensure correctness of the env
include(Pcsx2Utils)

check_no_parenthesis_in_path()
detectOperatingSystem()
check_compiler_version("7.0" "7.0")

#-------------------------------------------------------------------------------
# Include specific module
# GNUInstallDirs must be done before BuildParameters
include(GNUInstallDirs)
# BuildParameters Must be done before SearchForStuff
include(BuildParameters)
include(SearchForStuff)

# Must be done after SearchForStuff
get_git_version_info()
write_svnrev_h()

# make common
add_subdirectory(common)

# make pcsx2
add_subdirectory(pcsx2)
add_subdirectory(pcsx2-qt)

# Updater is Windows only for now.
if (WIN32)
	add_subdirectory(updater)
endif()

# tests
if(ACTUALLY_ENABLE_TESTS)
	add_subdirectory(tests/ctest)
endif()