SDL/VisualC/pkg-support/cmake/sdl2-config.cmake

112 lines
3.5 KiB
CMake

# SDL2 CMake configuration file:
# This file is meant to be placed in a cmake subfolder of SDL2-devel-2.x.y-VC
cmake_minimum_required(VERSION 3.0)
include(FeatureSummary)
set_package_properties(SDL2 PROPERTIES
URL "https://www.libsdl.org/"
DESCRIPTION "low level access to audio, keyboard, mouse, joystick, and graphics hardware"
)
# Copied from `configure_package_config_file`
macro(set_and_check _var _file)
set(${_var} "${_file}")
if(NOT EXISTS "${_file}")
message(FATAL_ERROR "File or directory ${_file} referenced by variable ${_var} does not exist !")
endif()
endmacro()
# Copied from `configure_package_config_file`
macro(check_required_components _NAME)
foreach(comp ${${_NAME}_FIND_COMPONENTS})
if(NOT ${_NAME}_${comp}_FOUND)
if(${_NAME}_FIND_REQUIRED_${comp})
set(${_NAME}_FOUND FALSE)
endif()
endif()
endforeach()
endmacro()
set(SDL2_FOUND TRUE)
if(CMAKE_SIZEOF_VOID_P STREQUAL "4")
set(_sdl_arch_subdir "x86")
elseif(CMAKE_SIZEOF_VOID_P STREQUAL "8")
set(_sdl_arch_subdir "x64")
else()
set(SDL2_FOUND FALSE)
return()
endif()
# For compatibility with autotools sdl2-config.cmake, provide SDL2_* variables.
set_and_check(SDL2_PREFIX "${CMAKE_CURRENT_LIST_DIR}/..")
set_and_check(SDL2_EXEC_PREFIX "${CMAKE_CURRENT_LIST_DIR}/..")
set_and_check(SDL2_INCLUDE_DIR "${SDL2_PREFIX}/include/SDL2")
set(SDL2_INCLUDE_DIRS "${CMAKE_CURRENT_LIST_DIR}/../include;${SDL2_INCLUDE_DIR}")
set_and_check(SDL2_BINDIR "${SDL2_PREFIX}/lib/${_sdl_arch_subdir}")
set_and_check(SDL2_LIBDIR "${SDL2_PREFIX}/lib/${_sdl_arch_subdir}")
set(SDL2_LIBRARIES SDL2::SDL2main SDL2::SDL2)
set(SDL2MAIN_LIBRARY SDL2::SDL2main)
set(SDL2TEST_LIBRARY SDL2::SDL2test)
# All targets are created, even when some might not be requested though COMPONENTS.
# This is done for compatibility with CMake generated SDL2-target.cmake files.
set(_sdl2_library "${SDL2_LIBDIR}/SDL2.lib")
set(_sdl2_dll_library "${SDL2_BINDIR}/SDL2.dll")
if(EXISTS "${_sdl2_library}" AND EXISTS "${_sdl2_dll_library}")
if(NOT TARGET SDL2::SDL2)
add_library(SDL2::SDL2 SHARED IMPORTED)
set_target_properties(SDL2::SDL2
PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIRS}"
IMPORTED_IMPLIB "${_sdl2_library}"
IMPORTED_LOCATION "${_sdl2_dll_library}"
COMPATIBLE_INTERFACE_BOOL "SDL2_SHARED"
INTERFACE_SDL2_SHARED "ON"
)
endif()
set(SDL2_SDL2_FOUND TRUE)
else()
set(SDL2_SDL2_FOUND FALSE)
endif()
unset(_sdl2_library)
unset(_sdl2_dll_library)
set(_sdl2main_library "${SDL2_LIBDIR}/SDL2main.lib")
if(EXISTS "${_sdl2main_library}")
if(NOT TARGET SDL2::SDL2main)
add_library(SDL2::SDL2main STATIC IMPORTED)
set_target_properties(SDL2::SDL2main
PROPERTIES
IMPORTED_LOCATION "${_sdl2main_library}"
)
endif()
set(SDL2_SDL2main_FOUND TRUE)
else()
set(SDL2_SDL2_FOUND FALSE)
endif()
unset(_sdl2main_library)
set(_sdl2test_library "${SDL2_LIBDIR}/SDL2test.lib")
if(EXISTS "${_sdl2test_library}")
if(NOT TARGET SDL2::SDL2test)
add_library(SDL2::SDL2test STATIC IMPORTED)
set_target_properties(SDL2::SDL2test
PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${SDL2_INCLUDE_DIRS}"
IMPORTED_LOCATION "${_sdl2test_library}"
)
endif()
set(SDL2_SDL2test_FOUND TRUE)
else()
set(SDL2_SDL2_FOUND FALSE)
endif()
unset(_sdl2test_library)
check_required_components(SDL2)