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6e9c14e550
ext-SDL/CMakeLists.txt
Sam Lantinga 6e9c14e550 Updated to version 2.25.0 for development
2022-08-19 09:38:42 -07:00

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if(${CMAKE_CURRENT_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_BINARY_DIR})
message(FATAL_ERROR "Prevented in-tree build. Please create a build directory outside of the SDL source code and run \"cmake -S ${CMAKE_SOURCE_DIR} -B .\" from there")
endif()
cmake_minimum_required(VERSION 3.0.0)
project(SDL2 C CXX)
if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
set(SDL2_SUBPROJECT OFF)
else()
set(SDL2_SUBPROJECT ON)
endif()
if (HAIKU)
set(LINKER_LANGUAGE CXX)
endif()
set(EXTRA_LIBS)
set(EXTRA_LDFLAGS)
# This is a virtual "library" that just exists to collect up compiler and
# linker options that used to be global to this CMake project. When you
# specify it as part of a real library's target_link_libraries(), that
# library will also gain all those build options too. This is meant to
# modularize old calls to the global add_definitions and include_directories,
# etc. See https://github.com/libsdl-org/SDL/issues/4150
add_library(sdl-build-options INTERFACE)
if(WINDOWS_STORE)
cmake_minimum_required(VERSION 3.11.0)
target_compile_definitions(sdl-build-options INTERFACE "-DSDL_BUILDING_WINRT=1")
target_compile_options(sdl-build-options INTERFACE "-ZW")
endif()
# Build in parallel under Visual Studio. Not enabled by default.
if(MSVC)
target_compile_options(sdl-build-options INTERFACE "/MP")
endif(MSVC)
# CMake 3.0 expands the "if(${A})" in "set(OFF 1);set(A OFF);if(${A})" to "if(1)"
# CMake 3.24+ emits a warning when not set.
unset(OFF)
unset(ON)
if(POLICY CMP0054)
cmake_policy(SET CMP0054 NEW)
endif()
# !!! FIXME: this should probably do "MACOSX_RPATH ON" as a target property
# !!! FIXME: for the SDL2 shared library (so you get an
# !!! FIXME: install_name ("soname") of "@rpath/libSDL-whatever.dylib"
# !!! FIXME: instead of "/usr/local/lib/libSDL-whatever.dylib"), but I'm
# !!! FIXME: punting for now and leaving the existing behavior. Until this
# !!! FIXME: properly resolved, this line silences a warning in CMake 3.0+.
# !!! FIXME: remove it and this comment entirely once the problem is
# !!! FIXME: properly resolved.
#cmake_policy(SET CMP0042 OLD)
include(CheckLibraryExists)
include(CheckIncludeFiles)
include(CheckIncludeFile)
include(CheckSymbolExists)
include(CheckCSourceCompiles)
include(CheckCSourceRuns)
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
include(CheckStructHasMember)
include(CMakeDependentOption)
include(FindPkgConfig)
include(GNUInstallDirs)
set(CMAKE_MODULE_PATH "${SDL2_SOURCE_DIR}/cmake")
include(${SDL2_SOURCE_DIR}/cmake/macros.cmake)
include(${SDL2_SOURCE_DIR}/cmake/sdlchecks.cmake)
# Enable large file support on 32-bit glibc, so that we can access files
# with large inode numbers
check_symbol_exists("__GLIBC__" "stdlib.h" LIBC_IS_GLIBC)
if (LIBC_IS_GLIBC AND CMAKE_SIZEOF_VOID_P EQUAL 4)
add_definitions(-D_FILE_OFFSET_BITS=64)
endif()
# See docs/release_checklist.md
set(SDL_MAJOR_VERSION 2)
set(SDL_MINOR_VERSION 25)
set(SDL_MICRO_VERSION 0)
set(SDL_VERSION "${SDL_MAJOR_VERSION}.${SDL_MINOR_VERSION}.${SDL_MICRO_VERSION}")
# Set defaults preventing destination file conflicts
set(SDL_CMAKE_DEBUG_POSTFIX "d"
CACHE STRING "Name suffix for debug builds")
mark_as_advanced(CMAKE_IMPORT_LIBRARY_SUFFIX SDL_CMAKE_DEBUG_POSTFIX)
# Calculate a libtool-like version number
math(EXPR SDL_BINARY_AGE "${SDL_MINOR_VERSION} * 100 + ${SDL_MICRO_VERSION}")
if(SDL_MINOR_VERSION MATCHES "[02468]$")
# Stable branch, 2.24.1 -> libSDL2-2.0.so.0.2400.1
set(SDL_INTERFACE_AGE ${SDL_MICRO_VERSION})
else()
# Development branch, 2.23.1 -> libSDL2-2.0.so.0.2301.0
set(SDL_INTERFACE_AGE 0)
endif()
# Increment this if there is an incompatible change - but if that happens,
# we should rename the library from SDL2 to SDL3, at which point this would
# reset to 0 anyway.
set(LT_MAJOR "0")
math(EXPR LT_AGE "${SDL_BINARY_AGE} - ${SDL_INTERFACE_AGE}")
math(EXPR LT_CURRENT "${LT_MAJOR} + ${LT_AGE}")
set(LT_REVISION "${SDL_INTERFACE_AGE}")
# For historical reasons, the library name redundantly includes the major
# version twice: libSDL2-2.0.so.0.
# TODO: in SDL 3, set the OUTPUT_NAME to plain SDL3, which will simplify
# it to libSDL3.so.0
set(LT_RELEASE "2.0")
set(LT_VERSION "${LT_MAJOR}.${LT_AGE}.${LT_REVISION}")
# The following should match the versions in the Xcode project file.
# Each version is 1 higher than you might expect, for compatibility
# with libtool: macOS ABI versioning is 1-based, unlike other platforms
# which are normally 0-based.
math(EXPR DYLIB_CURRENT_VERSION_MAJOR "${LT_MAJOR} + ${LT_AGE} + 1")
math(EXPR DYLIB_CURRENT_VERSION_MINOR "${LT_REVISION}")
math(EXPR DYLIB_COMPAT_VERSION_MAJOR "${LT_MAJOR} + 1")
set(DYLIB_CURRENT_VERSION "${DYLIB_CURRENT_VERSION_MAJOR}.${DYLIB_CURRENT_VERSION_MINOR}.0")
set(DYLIB_COMPATIBILITY_VERSION "${DYLIB_COMPAT_VERSION_MAJOR}.0.0")
# This list holds all generated headers.
# To avoid generating them twice, these are added to a dummy target on which all sdl targets depend.
set(SDL_GENERATED_HEADERS)
#message(STATUS "${LT_VERSION} :: ${LT_AGE} :: ${LT_REVISION} :: ${LT_CURRENT} :: ${LT_RELEASE}")
# General settings & flags
set(LIBRARY_OUTPUT_DIRECTORY "build")
# Check for 64 or 32 bit
set(SIZEOF_VOIDP ${CMAKE_SIZEOF_VOID_P})
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
set(ARCH_64 TRUE)
set(PROCESSOR_ARCH "x64")
else()
set(ARCH_64 FALSE)
set(PROCESSOR_ARCH "x86")
endif()
set(LIBNAME SDL2)
if(NOT LIBTYPE)
set(LIBTYPE SHARED)
endif()
# Get the platform
if(WIN32)
if(NOT WINDOWS)
set(WINDOWS TRUE)
endif()
elseif(UNIX AND NOT APPLE)
if(CMAKE_SYSTEM_NAME MATCHES ".*Linux")
set(LINUX TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES "kFreeBSD.*")
set(FREEBSD TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES "kNetBSD.*|NetBSD.*")
set(NETBSD TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES "kOpenBSD.*|OpenBSD.*")
set(OPENBSD TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*GNU.*")
set(GNU TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*BSDI.*")
set(BSDI TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES "DragonFly.*|FreeBSD")
set(FREEBSD TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES "SYSV5.*")
set(SYSV5 TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES "Solaris.*")
set(SOLARIS TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES "HP-UX.*")
set(HPUX TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES "AIX.*")
set(AIX TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES "Minix.*")
set(MINIX TRUE)
endif()
elseif(APPLE)
if(CMAKE_SYSTEM_NAME MATCHES ".*Darwin.*")
set(DARWIN TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*MacOS.*")
set(MACOSX TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*tvOS.*")
set(TVOS TRUE)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*iOS.*")
# !!! FIXME: remove the version check when we start requiring >= 3.14.0
if(CMAKE_VERSION VERSION_LESS 3.14)
set(IOS TRUE)
endif()
endif()
elseif(CMAKE_SYSTEM_NAME MATCHES "BeOS.*")
message_error("BeOS support has been removed as of SDL 2.0.2.")
elseif(CMAKE_SYSTEM_NAME MATCHES "Haiku.*")
set(HAIKU TRUE)
endif()
# Don't mistake osx for unix
if(UNIX AND NOT ANDROID AND NOT APPLE AND NOT RISCOS)
set(UNIX_SYS ON)
else()
set(UNIX_SYS OFF)
endif()
if(UNIX OR APPLE)
set(UNIX_OR_MAC_SYS ON)
else()
set(UNIX_OR_MAC_SYS OFF)
endif()
# Emscripten pthreads work, but you need to have a non-pthread fallback build
# for systems without support. It's not currently enough to not use
# pthread functions in a pthread-build; it won't start up on unsupported
# browsers. As such, you have to explicitly enable it on Emscripten builds
# for the time being. This default with change to ON once this becomes
# commonly supported in browsers or the Emscripten teams makes a single
# binary work everywhere.
if (UNIX_OR_MAC_SYS AND NOT EMSCRIPTEN)
set(SDL_PTHREADS_ENABLED_BY_DEFAULT ON)
else()
set(SDL_PTHREADS_ENABLED_BY_DEFAULT OFF)
endif()
if(UNIX_SYS OR ANDROID)
set(SDL_CLOCK_GETTIME_ENABLED_BY_DEFAULT ON)
else()
set(SDL_CLOCK_GETTIME_ENABLED_BY_DEFAULT OFF)
endif()
# The hidraw support doesn't catch Xbox, PS4 and Nintendo controllers,
# so we'll just use libusb when it's available. libusb does not support iOS,
# so we default to yes on iOS.
# TODO: Windows can support libusb, the hid.c file just depends on Unix APIs
if((WINDOWS AND NOT WINDOWS_STORE) OR IOS OR TVOS OR ANDROID)
set(HIDAPI_SKIP_LIBUSB TRUE)
else()
set(HIDAPI_SKIP_LIBUSB FALSE)
endif()
# On the other hand, *BSD specifically uses libusb only, so we make a special
# case just for them.
if(FREEBSD OR NETBSD OR OPENBSD OR BSDI)
set(HIDAPI_ONLY_LIBUSB TRUE)
else()
set(HIDAPI_ONLY_LIBUSB FALSE)
endif()
# Compiler info
if(CMAKE_C_COMPILER_ID MATCHES "Clang")
set(USE_CLANG TRUE)
set(OPT_DEF_ASM TRUE)
# Visual Studio 2019 v16.2 added support for Clang/LLVM.
# Check if a Visual Studio project is being generated with the Clang toolset.
if(MSVC)
set(MSVC_CLANG TRUE)
endif()
elseif(CMAKE_COMPILER_IS_GNUCC)
set(USE_GCC TRUE)
set(OPT_DEF_ASM TRUE)
elseif(MSVC_VERSION GREATER 1400) # VisualStudio 8.0+
set(OPT_DEF_ASM TRUE)
#set(CMAKE_C_FLAGS "/ZI /WX- /
else()
set(OPT_DEF_ASM FALSE)
endif()
if(USE_GCC OR USE_CLANG)
set(OPT_DEF_GCC_ATOMICS ON)
endif()
# Default option knobs
if(APPLE OR ARCH_64 OR MSVC_CLANG)
if(NOT "${CMAKE_OSX_ARCHITECTURES}" MATCHES "arm")
set(OPT_DEF_SSEMATH ON)
endif()
endif()
if(UNIX OR MINGW OR MSYS OR (USE_CLANG AND NOT WINDOWS) OR VITA OR PSP OR PS2)
set(OPT_DEF_LIBC ON)
endif()
if(NOT ("$ENV{CFLAGS}" STREQUAL ""))
if(CMAKE_VERSION VERSION_LESS 3.11.0)
message(WARNING "SDL's CMakeLists.txt no longer checks the CFLAGS environment.")
message(WARNING "Please use CMake's CMAKE_C_FLAGS and CMAKE_BUILD_TYPE variables directly.")
message(WARNING "Or upgrade to CMake >= 3.11.0, which respects the CFLAGS environment var.")
endif()
endif()
if(MSVC)
option(SDL_FORCE_STATIC_VCRT "Force /MT for static VC runtimes" OFF)
if(SDL_FORCE_STATIC_VCRT)
foreach(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
if(${flag_var} MATCHES "/MD")
string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
endif()
endforeach()
endif()
if(NOT SDL_LIBC)
# Make sure /RTC1 is disabled, otherwise it will use functions from the CRT
foreach(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
string(REGEX REPLACE "/RTC(su|[1su])" "" ${flag_var} "${${flag_var}}")
endforeach(flag_var)
endif()
if(MSVC_CLANG)
# clang-cl treats /W4 as '-Wall -Wextra' -- we don't need -Wextra
foreach(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
string(REGEX REPLACE "/W4" "/W3" ${flag_var} "${${flag_var}}")
endforeach(flag_var)
endif()
endif()
# Those are used for pkg-config and friends, so that the sdl2.pc, sdl2-config,
# etc. are created correctly.
set(SDL_LIBS "-lSDL2")
set(SDL_CFLAGS )
# When building shared lib for Windows with MinGW,
# avoid the DLL having a "lib" prefix
if(WINDOWS)
set(CMAKE_SHARED_LIBRARY_PREFIX "")
endif()
# Emscripten toolchain has a nonempty default value for this, and the checks
# in this file need to change that, so remember the original value, and
# restore back to that afterwards. For check_function_exists() to work in
# Emscripten, this value must be at its default value.
set(ORIG_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
if(CYGWIN)
# We build SDL on cygwin without the UNIX emulation layer
target_include_directories(sdl-build-options INTERFACE "/usr/include/mingw")
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -mno-cygwin")
check_c_source_compiles("int main(int argc, char **argv) { return 0; }"
HAVE_GCC_NO_CYGWIN)
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
if(HAVE_GCC_NO_CYGWIN)
list(APPEND EXTRA_LDFLAGS_BUILD "-mno-cygwin")
list(APPEND SDL_LIBS "-mno-cygwin")
endif()
list(APPEND SDL_CFLAGS "-I/usr/include/mingw")
endif()
# General includes
target_compile_definitions(sdl-build-options INTERFACE "-DUSING_GENERATED_CONFIG_H")
target_include_directories(sdl-build-options BEFORE INTERFACE "${SDL2_BINARY_DIR}/include" "${SDL2_BINARY_DIR}/include-config-$<LOWER_CASE:$<CONFIG>>")
# Note: The clang toolset for Visual Studio does not support the '-idirafter' option.
if(USE_GCC OR (USE_CLANG AND NOT MSVC_CLANG))
# !!! FIXME: do we _need_ to mess with CMAKE_C_FLAGS here?
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -idirafter \"${SDL2_SOURCE_DIR}/src/video/khronos\"")
else()
target_include_directories(sdl-build-options INTERFACE "${SDL2_SOURCE_DIR}/src/video/khronos")
endif()
# All these ENABLED_BY_DEFAULT vars will default to ON if not specified, so
# you only need to have a platform override them if they are disabling.
set(OPT_DEF_ASM TRUE)
if(EMSCRIPTEN)
# Set up default values for the currently supported set of subsystems:
# Emscripten/Javascript does not have assembly support, a dynamic library
# loading architecture, or low-level CPU inspection.
# SDL_THREADS_ENABLED_BY_DEFAULT now defaults to ON, but pthread support might be disabled by default.
# !!! FIXME: most of these subsystems should default to ON if there are dummy implementations to be used.
set(OPT_DEF_ASM FALSE)
set(SDL_SHARED_ENABLED_BY_DEFAULT OFF)
set(SDL_ATOMIC_ENABLED_BY_DEFAULT OFF)
set(SDL_LOADSO_ENABLED_BY_DEFAULT OFF)
set(SDL_CPUINFO_ENABLED_BY_DEFAULT OFF)
set(SDL_TEST_ENABLED_BY_DEFAULT OFF)
endif()
if(VITA OR PSP OR PS2)
set(SDL_SHARED_ENABLED_BY_DEFAULT OFF)
set(SDL_LOADSO_ENABLED_BY_DEFAULT OFF)
endif()
# When defined, respect CMake's BUILD_SHARED_LIBS setting:
set(SDL_STATIC_ENABLED_BY_DEFAULT ON)
if (NOT DEFINED SDL_SHARED_ENABLED_BY_DEFAULT)
# ...unless decided already (as for EMSCRIPTEN)
set(SDL_SHARED_ENABLED_BY_DEFAULT OFF)
if (NOT DEFINED BUILD_SHARED_LIBS)
# No preference? Build both, just like the AC/AM configure
set(SDL_SHARED_ENABLED_BY_DEFAULT ON)
elseif (BUILD_SHARED_LIBS)
# In this case, we assume the user wants a shared lib and don't build
# the static one
set(SDL_SHARED_ENABLED_BY_DEFAULT ON)
set(SDL_STATIC_ENABLED_BY_DEFAULT OFF)
endif()
endif()
if (NOT DEFINED SDL_TEST_ENABLED_BY_DEFAULT)
set(SDL_TEST_ENABLED_BY_DEFAULT ON)
endif()
set(LONGESTOPTIONNAME 0) # set_option and friends will change this.
set(SDL_SUBSYSTEMS
Atomic Audio Video Render Events Joystick Haptic Hidapi Power Threads Timers
File Loadso CPUinfo Filesystem Sensor Locale Misc)
foreach(_SUB ${SDL_SUBSYSTEMS})
string(TOUPPER ${_SUB} _OPT)
if (NOT DEFINED SDL_${_OPT}_ENABLED_BY_DEFAULT)
set(SDL_${_OPT}_ENABLED_BY_DEFAULT ON)
endif()
option(SDL_${_OPT} "Enable the ${_SUB} subsystem" ${SDL_${_OPT}_ENABLED_BY_DEFAULT})
endforeach()
# Allow some projects to be built conditionally.
set_option(SDL2_DISABLE_SDL2MAIN "Disable building/installation of SDL2main" OFF)
set_option(SDL2_DISABLE_INSTALL "Disable installation of SDL2" ${SDL2_SUBPROJECT})
set_option(SDL2_DISABLE_UNINSTALL "Disable uninstallation of SDL2" OFF)
option_string(SDL_ASSERTIONS "Enable internal sanity checks (auto/disabled/release/enabled/paranoid)" "auto")
#set_option(SDL_DEPENDENCY_TRACKING "Use gcc -MMD -MT dependency tracking" ON)
set_option(SDL_LIBC "Use the system C library" ${OPT_DEF_LIBC})
set_option(SDL_GCC_ATOMICS "Use gcc builtin atomics" ${OPT_DEF_GCC_ATOMICS})
set_option(SDL_ASSEMBLY "Enable assembly routines" ${OPT_DEF_ASM})
set_option(SDL_SSEMATH "Allow GCC to use SSE floating point math" ${OPT_DEF_SSEMATH})
set_option(SDL_MMX "Use MMX assembly routines" ${OPT_DEF_ASM})
set_option(SDL_3DNOW "Use 3Dnow! MMX assembly routines" ${OPT_DEF_ASM})
set_option(SDL_SSE "Use SSE assembly routines" ${OPT_DEF_ASM})
set_option(SDL_SSE2 "Use SSE2 assembly routines" ${OPT_DEF_SSEMATH})
set_option(SDL_SSE3 "Use SSE3 assembly routines" ${OPT_DEF_SSEMATH})
set_option(SDL_ALTIVEC "Use Altivec assembly routines" ${OPT_DEF_ASM})
set_option(SDL_ARMSIMD "use SIMD assembly blitters on ARM" OFF)
set_option(SDL_ARMNEON "use NEON assembly blitters on ARM" OFF)
set_option(SDL_DISKAUDIO "Support the disk writer audio driver" ON)
set_option(SDL_DUMMYAUDIO "Support the dummy audio driver" ON)
set_option(SDL_DIRECTFB "Use DirectFB video driver" OFF)
dep_option(SDL_DIRECTFB_SHARED "Dynamically load directfb support" ON "SDL_DIRECTFB" OFF)
set_option(SDL_DUMMYVIDEO "Use dummy video driver" ON)
set_option(SDL_OPENGL "Include OpenGL support" ON)
set_option(SDL_OPENGLES "Include OpenGL ES support" ON)
set_option(SDL_PTHREADS "Use POSIX threads for multi-threading" ${SDL_PTHREADS_ENABLED_BY_DEFAULT})
dep_option(SDL_PTHREADS_SEM "Use pthread semaphores" ON "SDL_PTHREADS" OFF)
dep_option(SDL_OSS "Support the OSS audio API" ON "UNIX_SYS OR RISCOS" OFF)
set_option(SDL_ALSA "Support the ALSA audio API" ${UNIX_SYS})
dep_option(SDL_ALSA_SHARED "Dynamically load ALSA audio support" ON "SDL_ALSA" OFF)
set_option(SDL_JACK "Support the JACK audio API" ${UNIX_SYS})
dep_option(SDL_JACK_SHARED "Dynamically load JACK audio support" ON "SDL_JACK" OFF)
set_option(SDL_ESD "Support the Enlightened Sound Daemon" ${UNIX_SYS})
dep_option(SDL_ESD_SHARED "Dynamically load ESD audio support" ON "SDL_ESD" OFF)
set_option(SDL_PIPEWIRE "Use Pipewire audio" ${UNIX_SYS})
dep_option(SDL_PIPEWIRE_SHARED "Dynamically load Pipewire support" ON "SDL_PIPEWIRE" OFF)
set_option(SDL_PULSEAUDIO "Use PulseAudio" ${UNIX_SYS})
dep_option(SDL_PULSEAUDIO_SHARED "Dynamically load PulseAudio support" ON "SDL_PULSEAUDIO" OFF)
set_option(SDL_ARTS "Support the Analog Real Time Synthesizer" ${UNIX_SYS})
dep_option(SDL_ARTS_SHARED "Dynamically load aRts audio support" ON "SDL_ARTS" OFF)
set_option(SDL_NAS "Support the NAS audio API" ${UNIX_SYS})
dep_option(SDL_NAS_SHARED "Dynamically load NAS audio support" ON "SDL_NAS" OFF)
set_option(SDL_SNDIO "Support the sndio audio API" ${UNIX_SYS})
dep_option(SDL_SNDIO_SHARED "Dynamically load the sndio audio API" ON "SDL_SNDIO" OFF)
set_option(SDL_FUSIONSOUND "Use FusionSound audio driver" OFF)
dep_option(SDL_FUSIONSOUND_SHARED "Dynamically load fusionsound audio support" ON "SDL_FUSIONSOUND" OFF)
set_option(SDL_LIBSAMPLERATE "Use libsamplerate for audio rate conversion" ${UNIX_SYS})
dep_option(SDL_LIBSAMPLERATE_SHARED "Dynamically load libsamplerate" ON "SDL_LIBSAMPLERATE" OFF)
set_option(SDL_RPATH "Use an rpath when linking SDL" ${UNIX_SYS})
set_option(SDL_CLOCK_GETTIME "Use clock_gettime() instead of gettimeofday()" ${SDL_CLOCK_GETTIME_ENABLED_BY_DEFAULT})
set_option(SDL_X11 "Use X11 video driver" ${UNIX_SYS})
dep_option(SDL_X11_SHARED "Dynamically load X11 support" ON "SDL_X11" OFF)
set(SDL_X11_OPTIONS Xcursor Xdbe XInput Xfixes Xrandr Xscrnsaver XShape)
foreach(_SUB ${SDL_X11_OPTIONS})
string(TOUPPER "SDL_X11_${_SUB}" _OPT)
dep_option(${_OPT} "Enable ${_SUB} support" ON "SDL_X11" OFF)
endforeach()
set_option(SDL_WAYLAND "Use Wayland video driver" ${UNIX_SYS})
dep_option(SDL_WAYLAND_SHARED "Dynamically load Wayland support" ON "SDL_WAYLAND" OFF)
dep_option(SDL_WAYLAND_LIBDECOR "Use client-side window decorations on Wayland" ON "SDL_WAYLAND" OFF)
dep_option(SDL_WAYLAND_LIBDECOR_SHARED "Dynamically load libdecor support" ON "SDL_WAYLAND_LIBDECOR" OFF)
dep_option(SDL_WAYLAND_QT_TOUCH "QtWayland server support for Wayland video driver" ON "SDL_WAYLAND" OFF)
set_option(SDL_RPI "Use Raspberry Pi video driver" ${UNIX_SYS})
set_option(SDL_COCOA "Use Cocoa video driver" ${APPLE})
set_option(SDL_DIRECTX "Use DirectX for Windows audio/video" ${WINDOWS})
set_option(SDL_XINPUT "Use Xinput for Windows" ${WINDOWS})
set_option(SDL_WASAPI "Use the Windows WASAPI audio driver" ${WINDOWS})
set_option(SDL_RENDER_D3D "Enable the Direct3D render driver" ${WINDOWS})
set_option(SDL_RENDER_METAL "Enable the Metal render driver" ${APPLE})
set_option(SDL_VIVANTE "Use Vivante EGL video driver" ${UNIX_SYS})
dep_option(SDL_VULKAN "Enable Vulkan support" ON "ANDROID OR APPLE OR LINUX OR WINDOWS" OFF)
set_option(SDL_METAL "Enable Metal support" ${APPLE})
set_option(SDL_KMSDRM "Use KMS DRM video driver" ${UNIX_SYS})
dep_option(SDL_KMSDRM_SHARED "Dynamically load KMS DRM support" ON "SDL_KMSDRM" OFF)
set_option(SDL_OFFSCREEN "Use offscreen video driver" OFF)
option_string(SDL_BACKGROUNDING_SIGNAL "number to use for magic backgrounding signal or 'OFF'" OFF)
option_string(SDL_FOREGROUNDING_SIGNAL "number to use for magic foregrounding signal or 'OFF'" OFF)
set_option(SDL_HIDAPI "Enable the HIDAPI subsystem" ON)
dep_option(SDL_HIDAPI_LIBUSB "Use libusb for low level joystick drivers" OFF SDL_HIDAPI OFF)
dep_option(SDL_HIDAPI_JOYSTICK "Use HIDAPI for low level joystick drivers" ON SDL_HIDAPI OFF)
dep_option(SDL_VIRTUAL_JOYSTICK "Enable the virtual-joystick driver" ON SDL_HIDAPI OFF)
set_option(SDL_ASAN "Use AddressSanitizer to detect memory errors" OFF)
set(SDL_SHARED ${SDL_SHARED_ENABLED_BY_DEFAULT} CACHE BOOL "Build a shared version of the library")
set(SDL_STATIC ${SDL_STATIC_ENABLED_BY_DEFAULT} CACHE BOOL "Build a static version of the library")
set(SDL_TEST ${SDL_TEST_ENABLED_BY_DEFAULT} CACHE BOOL "Build the SDL2_test library")
dep_option(SDL_STATIC_PIC "Static version of the library should be built with Position Independent Code" "${CMAKE_POSITION_INDEPENDENT_CODE}" "SDL_STATIC" OFF)
dep_option(SDL_TESTS "Build the test directory" OFF SDL_TEST OFF)
set_option(SDL_INSTALL_TESTS "Install test-cases" OFF)
set(HAVE_STATIC_PIC "${SDL_STATIC_PIC}")
if(SDL_HIDAPI)
if(HIDAPI_ONLY_LIBUSB)
set(SDL_HIDAPI_LIBUSB ON CACHE BOOL "" FORCE)
elseif(HIDAPI_SKIP_LIBUSB)
set(SDL_HIDAPI_LIBUSB OFF CACHE BOOL "" FORCE)
endif()
endif()
if(VITA)
set_option(VIDEO_VITA_PIB "Build with PSVita piglet gles2 support" OFF)
set_option(VIDEO_VITA_PVR "Build with PSVita PVR gles/gles2 support" OFF)
endif()
# General source files
file(GLOB SOURCE_FILES
${SDL2_SOURCE_DIR}/src/*.c
${SDL2_SOURCE_DIR}/src/atomic/*.c
${SDL2_SOURCE_DIR}/src/audio/*.c
${SDL2_SOURCE_DIR}/src/cpuinfo/*.c
${SDL2_SOURCE_DIR}/src/dynapi/*.c
${SDL2_SOURCE_DIR}/src/events/*.c
${SDL2_SOURCE_DIR}/src/file/*.c
${SDL2_SOURCE_DIR}/src/joystick/*.c
${SDL2_SOURCE_DIR}/src/haptic/*.c
${SDL2_SOURCE_DIR}/src/hidapi/*.c
${SDL2_SOURCE_DIR}/src/libm/*.c
${SDL2_SOURCE_DIR}/src/locale/*.c
${SDL2_SOURCE_DIR}/src/misc/*.c
${SDL2_SOURCE_DIR}/src/power/*.c
${SDL2_SOURCE_DIR}/src/render/*.c
${SDL2_SOURCE_DIR}/src/render/*/*.c
${SDL2_SOURCE_DIR}/src/sensor/*.c
${SDL2_SOURCE_DIR}/src/stdlib/*.c
${SDL2_SOURCE_DIR}/src/thread/*.c
${SDL2_SOURCE_DIR}/src/timer/*.c
${SDL2_SOURCE_DIR}/src/video/*.c
${SDL2_SOURCE_DIR}/src/video/yuv2rgb/*.c)
set(SDL_DEFAULT_ASSERT_LEVEL_CONFIGURED 1)
if(SDL_ASSERTIONS MATCHES "^(auto|)$")
# Do nada - use optimization settings to determine the assertion level
set(SDL_DEFAULT_ASSERT_LEVEL )
set(SDL_DEFAULT_ASSERT_LEVEL_CONFIGURED 0)
elseif(SDL_ASSERTIONS MATCHES "^(disabled|0)$")
set(SDL_DEFAULT_ASSERT_LEVEL 0)
elseif(SDL_ASSERTIONS MATCHES "^(release|1)$")
set(SDL_DEFAULT_ASSERT_LEVEL 1)
elseif(SDL_ASSERTIONS MATCHES "^(enabled|2)$")
set(SDL_DEFAULT_ASSERT_LEVEL 2)
elseif(SDL_ASSERTIONS MATCHES "^(paranoid|3)$")
set(SDL_DEFAULT_ASSERT_LEVEL 3)
else()
message_error("unknown assertion level")
endif()
set(HAVE_ASSERTIONS ${SDL_ASSERTIONS})
if(NOT SDL_BACKGROUNDING_SIGNAL STREQUAL "OFF")
target_compile_definitions(sdl-build-options INTERFACE "-DSDL_BACKGROUNDING_SIGNAL=${SDL_BACKGROUNDING_SIGNAL}")
endif()
if(NOT SDL_FOREGROUNDING_SIGNAL STREQUAL "OFF")
target_compile_definitions(sdl-build-options INTERFACE "-DSDL_FOREGROUNDING_SIGNAL=${SDL_FOREGROUNDING_SIGNAL}")
endif()
# Compiler option evaluation
if(USE_GCC OR USE_CLANG)
# Check for -Wall first, so later things can override pieces of it.
# Note: clang-cl treats -Wall as -Weverything (which is very loud),
# /W3 as -Wall, and /W4 as -Wall -Wextra. So: /W3 is enough.
check_c_compiler_flag(-Wall HAVE_GCC_WALL)
if(MSVC_CLANG)
list(APPEND EXTRA_CFLAGS "/W3")
elseif(HAVE_GCC_WALL)
list(APPEND EXTRA_CFLAGS "-Wall")
if(HAIKU)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-multichar")
endif()
endif()
check_c_compiler_flag(-fno-strict-aliasing HAVE_GCC_NO_STRICT_ALIASING)
if(HAVE_GCC_NO_STRICT_ALIASING)
list(APPEND EXTRA_CFLAGS "-fno-strict-aliasing")
endif()
# Android needs to bring in external files that don't adhere to the declaration-after-statement
# warning, so skip this warning on Android.
if(NOT ANDROID)
check_c_compiler_flag(-Wdeclaration-after-statement HAVE_GCC_WDECLARATION_AFTER_STATEMENT)
if(HAVE_GCC_WDECLARATION_AFTER_STATEMENT)
check_c_compiler_flag(-Werror=declaration-after-statement HAVE_GCC_WERROR_DECLARATION_AFTER_STATEMENT)
if(HAVE_GCC_WERROR_DECLARATION_AFTER_STATEMENT)
list(APPEND EXTRA_CFLAGS "-Werror=declaration-after-statement")
endif()
list(APPEND EXTRA_CFLAGS "-Wdeclaration-after-statement")
endif()
endif()
if(DEPENDENCY_TRACKING)
check_c_source_compiles("
#if !defined(__GNUC__) || __GNUC__ < 3
#error Dependency tracking requires GCC 3.0 or newer
#endif
int main(int argc, char **argv) { return 0; }" HAVE_DEPENDENCY_TRACKING)
endif()
if(SDL_GCC_ATOMICS)
check_c_source_compiles("int main(int argc, char **argv) {
int a;
void *x, *y, *z;
__sync_lock_test_and_set(&a, 4);
__sync_lock_test_and_set(&x, y);
__sync_fetch_and_add(&a, 1);
__sync_bool_compare_and_swap(&a, 5, 10);
__sync_bool_compare_and_swap(&x, y, z);
return 0; }" HAVE_GCC_ATOMICS)
if(NOT HAVE_GCC_ATOMICS)
check_c_source_compiles("int main(int argc, char **argv) {
int a;
__sync_lock_test_and_set(&a, 1);
__sync_lock_release(&a);
return 0; }" HAVE_GCC_SYNC_LOCK_TEST_AND_SET)
endif()
endif()
set(CMAKE_REQUIRED_FLAGS "-mpreferred-stack-boundary=2")
check_c_source_compiles("int x = 0; int main(int argc, char **argv) { return 0; }"
HAVE_GCC_PREFERRED_STACK_BOUNDARY)
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
set(CMAKE_REQUIRED_FLAGS "-fvisibility=hidden -Werror")
check_c_source_compiles("
#if !defined(__GNUC__) || __GNUC__ < 4
#error SDL only uses visibility attributes in GCC 4 or newer
#endif
int main(int argc, char **argv) { return 0; }" HAVE_GCC_FVISIBILITY)
if(HAVE_GCC_FVISIBILITY)
list(APPEND EXTRA_CFLAGS "-fvisibility=hidden")
endif()
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
check_c_compiler_flag(-Wshadow HAVE_GCC_WSHADOW)
if(HAVE_GCC_WSHADOW)
list(APPEND EXTRA_CFLAGS "-Wshadow")
endif()
if(APPLE)
# FIXME: use generator expression instead of appending to EXTRA_LDFLAGS_BUILD
list(APPEND EXTRA_LDFLAGS_BUILD "-Wl,-undefined,error")
list(APPEND EXTRA_LDFLAGS_BUILD "-Wl,-compatibility_version,${DYLIB_COMPATIBILITY_VERSION}")
list(APPEND EXTRA_LDFLAGS_BUILD "-Wl,-current_version,${DYLIB_CURRENT_VERSION}")
elseif(NOT OPENBSD)
set(CMAKE_REQUIRED_FLAGS "-Wl,--no-undefined")
check_c_compiler_flag("" HAVE_NO_UNDEFINED)
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
if(HAVE_NO_UNDEFINED AND NOT (USE_CLANG AND WINDOWS))
list(APPEND EXTRA_LDFLAGS_BUILD "-Wl,--no-undefined")
endif()
endif()
# Force color diagnostics when one of these conditions are met
if(DEFINED ENV{CI} OR DEFINED ENV{USE_CCACHE} OR CMAKE_GENERATOR MATCHES Ninja)
if(EMSCRIPTEN OR (USE_GCC AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.9))
list(APPEND EXTRA_CFLAGS -fdiagnostics-color=always)
elseif(USE_CLANG AND NOT CMAKE_C_COMPILER_ID MATCHES AppleClang)
list(APPEND EXTRA_CFLAGS -fcolor-diagnostics)
endif()
endif()
endif()
if(MSVC)
target_compile_definitions(sdl-build-options INTERFACE "-D_CRT_SECURE_NO_DEPRECATE")
target_compile_definitions(sdl-build-options INTERFACE "-D_CRT_NONSTDC_NO_DEPRECATE")
target_compile_definitions(sdl-build-options INTERFACE "-D_CRT_SECURE_NO_WARNINGS")
endif()
if(MSVC)
# Due to a limitation of Microsoft's LTO implementation, LTO must be disabled for memcpy and memset.
# The same applies to various functions normally belonging in the C library (for x86 architecture).
set_property(SOURCE src/stdlib/SDL_mslibc.c APPEND PROPERTY COMPILE_FLAGS /GL-)
endif()
if(SDL_ASSEMBLY)
if(USE_GCC OR USE_CLANG)
# TODO: Those all seem to be quite GCC specific - needs to be
# reworked for better compiler support
set(HAVE_ASSEMBLY TRUE)
if(SDL_MMX)
set(CMAKE_REQUIRED_FLAGS "-mmmx")
check_c_source_compiles("
#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <mmintrin.h>
#endif
#else
#include <mmintrin.h>
#endif
#ifndef __MMX__
#error Assembler CPP flag not enabled
#endif
int main(int argc, char **argv) { return 0; }" HAVE_MMX)
if(HAVE_MMX)
list(APPEND EXTRA_CFLAGS "-mmmx")
endif()
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
endif()
if(SDL_3DNOW)
set(CMAKE_REQUIRED_FLAGS "-m3dnow")
check_c_source_compiles("
#include <mm3dnow.h>
#ifndef __3dNOW__
#error Assembler CPP flag not enabled
#endif
int main(int argc, char **argv) {
void *p = 0;
_m_prefetch(p);
return 0;
}" HAVE_3DNOW)
if(HAVE_3DNOW)
list(APPEND EXTRA_CFLAGS "-m3dnow")
endif()
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
endif()
if(SDL_SSE)
set(CMAKE_REQUIRED_FLAGS "-msse")
check_c_source_compiles("
#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <xmmintrin.h>
#endif
#else
#include <xmmintrin.h>
#endif
#ifndef __SSE__
#error Assembler CPP flag not enabled
#endif
int main(int argc, char **argv) { return 0; }" HAVE_SSE)
if(HAVE_SSE)
list(APPEND EXTRA_CFLAGS "-msse")
endif()
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
endif()
if(SDL_SSE2)
set(CMAKE_REQUIRED_FLAGS "-msse2")
check_c_source_compiles("
#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <emmintrin.h>
#endif
#else
#include <emmintrin.h>
#endif
#ifndef __SSE2__
#error Assembler CPP flag not enabled
#endif
int main(int argc, char **argv) { return 0; }" HAVE_SSE2)
if(HAVE_SSE2)
list(APPEND EXTRA_CFLAGS "-msse2")
endif()
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
endif()
if(SDL_SSE3)
set(CMAKE_REQUIRED_FLAGS "-msse3")
check_c_source_compiles("
#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <pmmintrin.h>
#endif
#else
#include <pmmintrin.h>
#endif
#ifndef __SSE3__
#error Assembler CPP flag not enabled
#endif
int main(int argc, char **argv) { return 0; }" HAVE_SSE3)
if(HAVE_SSE3)
list(APPEND EXTRA_CFLAGS "-msse3")
endif()
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
endif()
if(NOT SDL_SSEMATH)
if(SDL_SSE OR SDL_SSE2 OR SDL_SSE3)
if(USE_GCC)
check_c_compiler_flag(-mfpmath=387 HAVE_FP_387)
if(HAVE_FP_387)
list(APPEND EXTRA_CFLAGS "-mfpmath=387")
endif()
endif()
endif()
else()
set(HAVE_SSEMATH TRUE)
endif()
check_include_file("immintrin.h" HAVE_IMMINTRIN_H)
if(SDL_ALTIVEC)
set(CMAKE_REQUIRED_FLAGS "-maltivec")
check_c_source_compiles("
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
int main(int argc, char **argv) { return 0; }" HAVE_ALTIVEC_H_HDR)
check_c_source_compiles("
vector unsigned int vzero() {
return vec_splat_u32(0);
}
int main(int argc, char **argv) { return 0; }" HAVE_ALTIVEC)
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
if(HAVE_ALTIVEC OR HAVE_ALTIVEC_H_HDR)
set(HAVE_ALTIVEC TRUE) # if only HAVE_ALTIVEC_H_HDR is set
list(APPEND EXTRA_CFLAGS "-maltivec")
set(SDL_ALTIVEC_BLITTERS 1)
if(HAVE_ALTIVEC_H_HDR)
set(HAVE_ALTIVEC_H 1)
endif()
endif()
endif()
if(SDL_ARMSIMD)
set(ORIG_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -x assembler-with-cpp")
check_c_source_compiles("
.text
.arch armv6
.object_arch armv4
.arm
.altmacro
#ifndef __ARM_EABI__
#error EABI is required (to be sure that calling conventions are compatible)
#endif
pld [r0]
uqadd8 r0, r0, r0
" ARMSIMD_FOUND)
set(CMAKE_REQUIRED_FLAGS "${ORIG_CMAKE_REQUIRED_FLAGS}")
if(ARMSIMD_FOUND)
set(HAVE_ARMSIMD TRUE)
set(SDL_ARM_SIMD_BLITTERS 1)
file(GLOB ARMSIMD_SOURCES ${SDL2_SOURCE_DIR}/src/video/arm/pixman-arm-simd*.S)
list(APPEND SOURCE_FILES ${ARMSIMD_SOURCES})
set(WARN_ABOUT_ARM_SIMD_ASM_MIT TRUE)
endif()
endif()
if(SDL_ARMNEON)
set(ORIG_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -x assembler-with-cpp")
check_c_source_compiles("
.text
.fpu neon
.arch armv7a
.object_arch armv4
.eabi_attribute 10, 0
.arm
.altmacro
#ifndef __ARM_EABI__
#error EABI is required (to be sure that calling conventions are compatible)
#endif
pld [r0]
vmovn.u16 d0, q0
" ARMNEON_FOUND)
set(CMAKE_REQUIRED_FLAGS "${ORIG_CMAKE_REQUIRED_FLAGS}")
if(ARMNEON_FOUND)
set(HAVE_ARMNEON TRUE)
set(SDL_ARM_NEON_BLITTERS 1)
file(GLOB ARMNEON_SOURCES ${SDL2_SOURCE_DIR}/src/video/arm/pixman-arm-neon*.S)
list(APPEND SOURCE_FILES ${ARMNEON_SOURCES})
set(WARN_ABOUT_ARM_NEON_ASM_MIT TRUE)
endif()
endif()
elseif(MSVC_VERSION GREATER 1500)
# TODO: SDL_cpuinfo.h needs to support the user's configuration wish
# for MSVC - right now it is always activated
if(NOT ARCH_64)
set(HAVE_MMX TRUE)
set(HAVE_3DNOW TRUE)
endif()
set(HAVE_SSE TRUE)
set(HAVE_SSE2 TRUE)
set(HAVE_SSE3 TRUE)
check_include_file("immintrin.h" HAVE_IMMINTRIN_H)
endif()
endif()
# TODO: Can't deactivate on FreeBSD? w/o LIBC, SDL_stdinc.h can't define
# anything.
if(SDL_LIBC)
if(WINDOWS AND NOT MINGW)
set(HAVE_LIBC TRUE)
foreach(_HEADER stdio.h string.h wchar.h ctype.h math.h limits.h)
string(TOUPPER "HAVE_${_HEADER}" _UPPER)
string(REPLACE "." "_" _HAVE_H ${_UPPER})
set(${_HAVE_H} 1)
endforeach()
set(HAVE_SIGNAL_H 1)
foreach(_FN
malloc calloc realloc free bsearch qsort abs memset memcpy memmove memcmp
wcslen _wcsdup wcsdup wcsstr wcscmp wcsncmp _wcsicmp _wcsnicmp
strlen _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa
_ultoa strtol strtoul strtoll strtod atoi atof strcmp strncmp
_stricmp _strnicmp sscanf
acos acosf asin asinf atan atanf atan2 atan2f ceil ceilf
copysign copysignf cos cosf exp expf fabs fabsf floor floorf fmod fmodf
log logf log10 log10f lround lroundf pow powf round roundf scalbn scalbnf
sin sinf sqrt sqrtf tan tanf trunc truncf)
string(TOUPPER ${_FN} _UPPER)
set(HAVE_${_UPPER} 1)
endforeach()
set(HAVE_ALLOCA 1)
check_symbol_exists(M_PI math.h HAVE_M_PI)
target_compile_definitions(sdl-build-options INTERFACE "-D_USE_MATH_DEFINES") # needed for M_PI
set(STDC_HEADERS 1)
else()
set(HAVE_LIBC TRUE)
check_include_file(sys/types.h HAVE_SYS_TYPES_H)
foreach(_HEADER
stdio.h stdlib.h stddef.h stdarg.h malloc.h memory.h string.h limits.h float.h
strings.h wchar.h inttypes.h stdint.h ctype.h math.h iconv.h signal.h libunwind.h)
string(TOUPPER "HAVE_${_HEADER}" _UPPER)
string(REPLACE "." "_" _HAVE_H ${_UPPER})
check_include_file("${_HEADER}" ${_HAVE_H})
endforeach()
set(STDC_HEADER_NAMES "stddef.h;stdarg.h;stdlib.h;string.h;stdio.h;wchar.h;float.h")
check_include_files("${STDC_HEADER_NAMES}" STDC_HEADERS)
check_symbol_exists(M_PI math.h HAVE_M_PI)
# TODO: refine the mprotect check
check_c_source_compiles("#include <sys/types.h>
#include <sys/mman.h>
int main(void) { return 0; }" HAVE_MPROTECT)
foreach(_FN
strtod malloc calloc realloc free getenv setenv putenv unsetenv
bsearch qsort abs bcopy memset memcpy memmove memcmp strlen strlcpy strlcat
_strrev _strupr _strlwr index rindex strchr strrchr strstr strtok_r
itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull
atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp
wcscmp _wcsdup wcsdup wcslcat wcslcpy wcslen wcsncmp wcsstr
wcscasecmp _wcsicmp wcsncasecmp _wcsnicmp
sscanf vsscanf vsnprintf fopen64 fseeko fseeko64 _Exit
)
string(TOUPPER ${_FN} _UPPER)
set(_HAVEVAR "HAVE_${_UPPER}")
check_symbol_exists("${_FN}" "${STDC_HEADER_NAMES}" ${_HAVEVAR})
endforeach()
check_symbol_exists(sigaction "signal.h" HAVE_SIGACTION)
check_symbol_exists(setjmp "setjmp.h" HAVE_SETJMP)
check_symbol_exists(nanosleep "time.h" HAVE_NANOSLEEP)
check_symbol_exists(sysconf "unistd.h" HAVE_SYSCONF)
check_symbol_exists(sysctlbyname "sys/types.h;sys/sysctl.h" HAVE_SYSCTLBYNAME)
check_symbol_exists(getauxval "sys/auxv.h" HAVE_GETAUXVAL)
check_symbol_exists(elf_aux_info "sys/auxv.h" HAVE_ELF_AUX_INFO)
check_symbol_exists(poll "poll.h" HAVE_POLL)
check_library_exists(m pow "" HAVE_LIBM)
if(HAVE_LIBM)
set(CMAKE_REQUIRED_LIBRARIES m)
foreach(_FN
atan atan2 atanf atan2f ceil ceilf copysign copysignf cos cosf
exp expf fabs fabsf floor floorf fmod fmodf log logf log10 log10f
lround lroundf pow powf round roundf scalbn scalbnf sin sinf sqrt
sqrtf tan tanf acos acosf asin asinf trunc truncf)
string(TOUPPER ${_FN} _UPPER)
set(_HAVEVAR "HAVE_${_UPPER}")
check_symbol_exists("${_FN}" "math.h" ${_HAVEVAR})
endforeach()
set(CMAKE_REQUIRED_LIBRARIES)
if(NOT VITA)
list(APPEND EXTRA_LIBS m)
endif()
endif()
check_library_exists(iconv iconv_open "" HAVE_LIBICONV)
if(HAVE_LIBICONV)
list(APPEND EXTRA_LIBS iconv)
set(HAVE_ICONV 1)
else()
check_library_exists(c iconv_open "" HAVE_BUILTIN_ICONV)
if(HAVE_BUILTIN_ICONV)
set(HAVE_ICONV 1)
endif()
endif()
if(NOT APPLE)
check_include_file(alloca.h HAVE_ALLOCA_H)
check_symbol_exists(alloca "alloca.h" HAVE_ALLOCA1)
check_symbol_exists(alloca "stdlib.h" HAVE_ALLOCA2)
check_symbol_exists(alloca "malloc.h" HAVE_ALLOCA3)
if(HAVE_ALLOCA1 OR HAVE_ALLOCA2 OR HAVE_ALLOCA3)
set(HAVE_ALLOCA 1)
endif()
else()
set(HAVE_ALLOCA_H 1)
set(HAVE_ALLOCA 1)
endif()
check_struct_has_member("struct sigaction" "sa_sigaction" "signal.h" HAVE_SA_SIGACTION)
endif()
else()
if(WINDOWS)
set(HAVE_STDARG_H 1)
set(HAVE_STDDEF_H 1)
endif()
endif()
# Enable/disable various subsystems of the SDL library
foreach(_SUB ${SDL_SUBSYSTEMS})
string(TOUPPER ${_SUB} _OPT)
if(NOT SDL_${_OPT})
set(SDL_${_OPT}_DISABLED 1)
endif()
endforeach()
if(SDL_HAPTIC)
if(NOT SDL_JOYSTICK)
# Haptic requires some private functions from the joystick subsystem.
message_error("SDL_HAPTIC requires SDL_JOYSTICK, which is not enabled")
endif()
endif()
# General SDL subsystem options, valid for all platforms
if(SDL_AUDIO)
# CheckDummyAudio/CheckDiskAudio - valid for all platforms
if(SDL_DUMMYAUDIO)
set(SDL_AUDIO_DRIVER_DUMMY 1)
file(GLOB DUMMYAUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/dummy/*.c)
list(APPEND SOURCE_FILES ${DUMMYAUDIO_SOURCES})
set(HAVE_DUMMYAUDIO TRUE)
set(HAVE_SDL_AUDIO TRUE)
endif()
if(SDL_DISKAUDIO)
set(SDL_AUDIO_DRIVER_DISK 1)
file(GLOB DISKAUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/disk/*.c)
list(APPEND SOURCE_FILES ${DISKAUDIO_SOURCES})
set(HAVE_DISKAUDIO TRUE)
set(HAVE_SDL_AUDIO TRUE)
endif()
endif()
if(UNIX OR APPLE)
# Relevant for Unix/Darwin only
set(DYNAPI_NEEDS_DLOPEN 1)
CheckDLOPEN()
if(SDL_LOADSO AND HAVE_DLOPEN)
set(SDL_LOADSO_DLOPEN 1)
file(GLOB DLOPEN_SOURCES ${SDL2_SOURCE_DIR}/src/loadso/dlopen/*.c)
list(APPEND SOURCE_FILES ${DLOPEN_SOURCES})
set(HAVE_SDL_LOADSO TRUE)
endif()
endif()
if(UNIX OR APPLE OR HAIKU OR RISCOS)
CheckO_CLOEXEC()
endif()
if(SDL_JOYSTICK)
if(SDL_VIRTUAL_JOYSTICK)
set(HAVE_VIRTUAL_JOYSTICK TRUE)
set(SDL_JOYSTICK_VIRTUAL 1)
file(GLOB JOYSTICK_VIRTUAL_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/virtual/*.c)
list(APPEND SOURCE_FILES ${JOYSTICK_VIRTUAL_SOURCES})
endif()
endif()
if(SDL_VIDEO)
if(SDL_DUMMYVIDEO)
set(SDL_VIDEO_DRIVER_DUMMY 1)
file(GLOB VIDEO_DUMMY_SOURCES ${SDL2_SOURCE_DIR}/src/video/dummy/*.c)
list(APPEND SOURCE_FILES ${VIDEO_DUMMY_SOURCES})
set(HAVE_DUMMYVIDEO TRUE)
set(HAVE_SDL_VIDEO TRUE)
endif()
if(SDL_OFFSCREEN)
set(SDL_VIDEO_DRIVER_OFFSCREEN 1)
file(GLOB VIDEO_OFFSCREEN_SOURCES ${SDL2_SOURCE_DIR}/src/video/offscreen/*.c)
list(APPEND SOURCE_FILES ${VIDEO_OFFSCREEN_SOURCES})
set(HAVE_OFFSCREEN TRUE)
set(HAVE_SDL_VIDEO TRUE)
endif()
endif()
# Platform-specific options and settings
if(ANDROID)
file(GLOB ANDROID_CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/android/*.c)
list(APPEND SOURCE_FILES ${ANDROID_CORE_SOURCES} ${ANDROID_NDK}/sources/android/cpufeatures/cpu-features.c)
if(SDL_MISC)
file(GLOB ANDROID_MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/android/*.c)
list(APPEND SOURCE_FILES ${ANDROID_MISC_SOURCES})
set(HAVE_SDL_MISC TRUE)
endif()
# SDL_spinlock.c Needs to be compiled in ARM mode.
# There seems to be no better way currently to set the ARM mode.
# see: https://issuetracker.google.com/issues/62264618
# Another option would be to set ARM mode to all compiled files
check_c_compiler_flag(-marm HAVE_ARM_MODE)
if(HAVE_ARM_MODE)
set_source_files_properties(${SDL2_SOURCE_DIR}/src/atomic/SDL_spinlock.c PROPERTIES COMPILE_FLAGS -marm)
endif()
file(GLOB ANDROID_MAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/android/*.c)
list(APPEND SDLMAIN_SOURCES ${ANDROID_MAIN_SOURCES})
if(SDL_AUDIO)
set(SDL_AUDIO_DRIVER_ANDROID 1)
file(GLOB ANDROID_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/android/*.c)
list(APPEND SOURCE_FILES ${ANDROID_AUDIO_SOURCES})
set(SDL_AUDIO_DRIVER_OPENSLES 1)
file(GLOB OPENSLES_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/openslES/*.c)
list(APPEND SOURCE_FILES ${OPENSLES_AUDIO_SOURCES})
list(APPEND EXTRA_LIBS ${ANDROID_DL_LIBRARY} OpenSLES)
set(SDL_AUDIO_DRIVER_AAUDIO 1)
file(GLOB AAUDIO_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/aaudio/*.c)
list(APPEND SOURCE_FILES ${AAUDIO_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_ANDROID 1)
file(GLOB ANDROID_FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/android/*.c)
list(APPEND SOURCE_FILES ${ANDROID_FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_HAPTIC)
set(SDL_HAPTIC_ANDROID 1)
file(GLOB ANDROID_HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/android/*.c)
list(APPEND SOURCE_FILES ${ANDROID_HAPTIC_SOURCES})
set(HAVE_SDL_HAPTIC TRUE)
endif()
if(SDL_HIDAPI)
CheckHIDAPI()
endif()
if(SDL_JOYSTICK)
set(SDL_JOYSTICK_ANDROID 1)
file(GLOB ANDROID_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/android/*.c ${SDL2_SOURCE_DIR}/src/joystick/steam/*.c)
list(APPEND SOURCE_FILES ${ANDROID_JOYSTICK_SOURCES})
set(HAVE_SDL_JOYSTICK TRUE)
endif()
if(SDL_LOADSO)
set(SDL_LOADSO_DLOPEN 1)
file(GLOB LOADSO_SOURCES ${SDL2_SOURCE_DIR}/src/loadso/dlopen/*.c)
list(APPEND SOURCE_FILES ${LOADSO_SOURCES})
set(HAVE_SDL_LOADSO TRUE)
endif()
if(SDL_POWER)
set(SDL_POWER_ANDROID 1)
file(GLOB ANDROID_POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/android/*.c)
list(APPEND SOURCE_FILES ${ANDROID_POWER_SOURCES})
set(HAVE_SDL_POWER TRUE)
endif()
if(SDL_LOCALE)
file(GLOB ANDROID_LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/android/*.c)
list(APPEND SOURCE_FILES ${ANDROID_LOCALE_SOURCES})
set(HAVE_SDL_LOCALE TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_UNIX 1)
file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/unix/*.c)
list(APPEND SOURCE_FILES ${TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
endif()
if(SDL_SENSOR)
set(SDL_SENSOR_ANDROID 1)
set(HAVE_SDL_SENSORS TRUE)
file(GLOB ANDROID_SENSOR_SOURCES ${SDL2_SOURCE_DIR}/src/sensor/android/*.c)
list(APPEND SOURCE_FILES ${ANDROID_SENSOR_SOURCES})
endif()
if(SDL_VIDEO)
set(SDL_VIDEO_DRIVER_ANDROID 1)
file(GLOB ANDROID_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/android/*.c)
list(APPEND SOURCE_FILES ${ANDROID_VIDEO_SOURCES})
set(HAVE_SDL_VIDEO TRUE)
# Core stuff
# find_library(ANDROID_DL_LIBRARY dl)
# FIXME failing dlopen https://github.com/android-ndk/ndk/issues/929
list(APPEND EXTRA_LIBS dl log android)
target_compile_definitions(sdl-build-options INTERFACE "-DGL_GLEXT_PROTOTYPES")
#enable gles
if(SDL_OPENGLES)
set(SDL_VIDEO_OPENGL_EGL 1)
set(HAVE_OPENGLES TRUE)
set(SDL_VIDEO_OPENGL_ES 1)
set(SDL_VIDEO_RENDER_OGL_ES 1)
set(SDL_VIDEO_OPENGL_ES2 1)
set(SDL_VIDEO_RENDER_OGL_ES2 1)
list(APPEND EXTRA_LIBS GLESv1_CM GLESv2)
endif()
if(SDL_VULKAN)
CHECK_C_SOURCE_COMPILES("
#if defined(__ARM_ARCH) && __ARM_ARCH < 7
#error Vulkan doesn't work on this configuration
#endif
int main(int argc, char **argv) { return 0; }
" VULKAN_PASSED_ANDROID_CHECKS)
if(VULKAN_PASSED_ANDROID_CHECKS)
set(SDL_VIDEO_VULKAN 1)
set(HAVE_VULKAN TRUE)
endif()
endif()
endif()
CheckPTHREAD()
if(SDL_CLOCK_GETTIME)
set(HAVE_CLOCK_GETTIME 1)
endif()
elseif(EMSCRIPTEN)
# Hide noisy warnings that intend to aid mostly during initial stages of porting a new
# project. Uncomment at will for verbose cross-compiling -I/../ path info.
target_compile_options(sdl-build-options INTERFACE "-Wno-warn-absolute-paths")
if(SDL_MISC)
file(GLOB EMSRIPTEN_MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/emscripten/*.c)
list(APPEND SOURCE_FILES ${EMSRIPTEN_MISC_SOURCES})
set(HAVE_SDL_MISC TRUE)
endif()
if(SDL_AUDIO)
set(SDL_AUDIO_DRIVER_EMSCRIPTEN 1)
file(GLOB EM_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/emscripten/*.c)
list(APPEND SOURCE_FILES ${EM_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_EMSCRIPTEN 1)
file(GLOB EM_FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/emscripten/*.c)
list(APPEND SOURCE_FILES ${EM_FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_JOYSTICK)
set(SDL_JOYSTICK_EMSCRIPTEN 1)
file(GLOB EM_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/emscripten/*.c)
list(APPEND SOURCE_FILES ${EM_JOYSTICK_SOURCES})
set(HAVE_SDL_JOYSTICK TRUE)
endif()
if(SDL_POWER)
set(SDL_POWER_EMSCRIPTEN 1)
file(GLOB EM_POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/emscripten/*.c)
list(APPEND SOURCE_FILES ${EM_POWER_SOURCES})
set(HAVE_SDL_POWER TRUE)
endif()
if(SDL_LOCALE)
file(GLOB LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/emscripten/*.c)
list(APPEND SOURCE_FILES ${LOCALE_SOURCES})
set(HAVE_SDL_LOCALE TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_UNIX 1)
file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/unix/*.c)
list(APPEND SOURCE_FILES ${TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
if(SDL_CLOCK_GETTIME)
set(HAVE_CLOCK_GETTIME 1)
endif()
endif()
if(SDL_VIDEO)
set(SDL_VIDEO_DRIVER_EMSCRIPTEN 1)
file(GLOB EM_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/emscripten/*.c)
list(APPEND SOURCE_FILES ${EM_VIDEO_SOURCES})
set(HAVE_SDL_VIDEO TRUE)
#enable gles
if(SDL_OPENGLES)
set(SDL_VIDEO_OPENGL_EGL 1)
set(HAVE_OPENGLES TRUE)
set(SDL_VIDEO_OPENGL_ES2 1)
set(SDL_VIDEO_RENDER_OGL_ES2 1)
endif()
endif()
CheckPTHREAD()
elseif(UNIX AND NOT APPLE AND NOT RISCOS AND NOT HAIKU)
if(SDL_AUDIO)
if(SYSV5 OR SOLARIS OR HPUX)
set(SDL_AUDIO_DRIVER_SUNAUDIO 1)
file(GLOB SUN_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/sun/*.c)
list(APPEND SOURCE_FILES ${SUN_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
elseif(NETBSD)
set(SDL_AUDIO_DRIVER_NETBSD 1)
file(GLOB NETBSD_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/netbsd/*.c)
list(APPEND SOURCE_FILES ${NETBSD_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
elseif(AIX)
set(SDL_AUDIO_DRIVER_PAUDIO 1)
file(GLOB AIX_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/paudio/*.c)
list(APPEND SOURCE_FILES ${AIX_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
CheckOSS()
CheckALSA()
CheckJACK()
CheckPipewire()
CheckPulseAudio()
CheckESD()
CheckARTS()
CheckNAS()
CheckSNDIO()
CheckFusionSound()
endif()
if(SDL_VIDEO)
# Need to check for Raspberry PI first and add platform specific compiler flags, otherwise the test for GLES fails!
CheckRPI()
CheckX11()
CheckDirectFB()
# Need to check for EGL first because KMSDRM and Wayland depends on it.
CheckEGL()
CheckKMSDRM()
CheckGLX()
CheckOpenGL()
CheckOpenGLES()
CheckWayland()
CheckVivante()
# FIXME: implement CheckVulkan()
if(SDL_VULKAN)
set(SDL_VIDEO_VULKAN 1)
set(HAVE_VULKAN TRUE)
endif()
endif()
if(UNIX)
file(GLOB CORE_UNIX_SOURCES ${SDL2_SOURCE_DIR}/src/core/unix/*.c)
list(APPEND SOURCE_FILES ${CORE_UNIX_SOURCES})
check_c_source_compiles("
#include <linux/input.h>
#ifndef EVIOCGNAME
#error EVIOCGNAME() ioctl not available
#endif
int main(int argc, char** argv) { return 0; }" HAVE_INPUT_EVENTS)
if(LINUX)
check_c_source_compiles("
#include <linux/kd.h>
#include <linux/keyboard.h>
int main(int argc, char **argv) {
struct kbentry kbe;
kbe.kb_table = KG_CTRL;
ioctl(0, KDGKBENT, &kbe);
return 0;
}" HAVE_INPUT_KD)
elseif(FREEBSD)
check_c_source_compiles("
#include <sys/kbio.h>
#include <sys/ioctl.h>
int main(int argc, char **argv) {
accentmap_t accTable;
ioctl(0, KDENABIO, 1);
return 0;
}" HAVE_INPUT_KBIO)
endif()
if(HAVE_INPUT_EVENTS)
set(SDL_INPUT_LINUXEV 1)
endif()
if(SDL_HAPTIC AND HAVE_INPUT_EVENTS)
set(SDL_HAPTIC_LINUX 1)
file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/linux/*.c)
list(APPEND SOURCE_FILES ${HAPTIC_SOURCES})
set(HAVE_SDL_HAPTIC TRUE)
endif()
if(HAVE_INPUT_KD)
set(SDL_INPUT_LINUXKD 1)
endif()
if(HAVE_INPUT_KBIO)
set(SDL_INPUT_FBSDKBIO 1)
endif()
check_include_file("libudev.h" HAVE_LIBUDEV_H)
check_include_file("sys/inotify.h" HAVE_SYS_INOTIFY_H)
check_symbol_exists(inotify_init "sys/inotify.h" HAVE_INOTIFY_INIT)
check_symbol_exists(inotify_init1 "sys/inotify.h" HAVE_INOTIFY_INIT1)
if(HAVE_SYS_INOTIFY_H AND HAVE_INOTIFY_INIT)
set(HAVE_INOTIFY 1)
endif()
if(PKG_CONFIG_FOUND)
pkg_search_module(DBUS dbus-1 dbus)
if(DBUS_FOUND)
set(HAVE_DBUS_DBUS_H TRUE)
target_include_directories(sdl-build-options INTERFACE "${DBUS_INCLUDE_DIRS}")
# Fcitx need only dbus.
set(HAVE_FCITX TRUE)
endif()
pkg_search_module(IBUS ibus-1.0 ibus)
if(IBUS_FOUND)
set(HAVE_IBUS_IBUS_H TRUE)
target_include_directories(sdl-build-options INTERFACE "${IBUS_INCLUDE_DIRS}")
endif()
if (HAVE_IBUS_IBUS_H OR HAVE_FCITX)
set(SDL_USE_IME 1)
endif()
if(FREEBSD AND NOT HAVE_INOTIFY)
pkg_search_module(INOTIFY libinotify)
if(INOTIFY_FOUND)
set(HAVE_INOTIFY 1)
target_include_directories(sdl-build-options INTERFACE "${INOTIFY_INCLUDE_DIRS}")
list(APPEND EXTRA_LIBS ${INOTIFY_LIBRARIES})
endif()
endif()
if(HAVE_LIBUNWIND_H)
# We've already found the header, so link the lib if present.
# NB: This .pc file is not present on FreeBSD where the implicitly
# linked base system libgcc_s includes all libunwind ABI.
pkg_search_module(UNWIND libunwind)
pkg_search_module(UNWIND_GENERIC libunwind-generic)
list(APPEND EXTRA_TEST_LIBS ${UNWIND_LIBRARIES} ${UNWIND_GENERIC_LIBRARIES})
endif()
endif()
if(HAVE_DBUS_DBUS_H)
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/linux/SDL_dbus.c")
endif()
if(SDL_USE_IME)
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/linux/SDL_ime.c")
endif()
if(HAVE_IBUS_IBUS_H)
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/linux/SDL_ibus.c")
endif()
if(HAVE_FCITX)
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/linux/SDL_fcitx.c")
endif()
if(HAVE_LIBUDEV_H)
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/linux/SDL_udev.c")
endif()
if(HAVE_INPUT_EVENTS)
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/linux/SDL_evdev.c")
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/linux/SDL_evdev_kbd.c")
endif()
if(HAVE_INPUT_KBIO)
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/freebsd/SDL_evdev_kbd_freebsd.c")
endif()
# Always compiled for Linux, unconditionally:
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/linux/SDL_evdev_capabilities.c")
list(APPEND SOURCE_FILES "${SDL2_SOURCE_DIR}/src/core/linux/SDL_threadprio.c")
# src/core/unix/*.c is included in a generic if(UNIX) section, elsewhere.
endif()
if(SDL_HIDAPI)
CheckHIDAPI()
endif()
if(SDL_JOYSTICK)
if(FREEBSD OR NETBSD OR OPENBSD OR BSDI)
CheckUSBHID()
endif()
if(LINUX AND NOT ANDROID)
set(SDL_JOYSTICK_LINUX 1)
file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/linux/*.c ${SDL2_SOURCE_DIR}/src/joystick/steam/*.c)
list(APPEND SOURCE_FILES ${JOYSTICK_SOURCES})
set(HAVE_SDL_JOYSTICK TRUE)
endif()
endif()
CheckPTHREAD()
if(SDL_CLOCK_GETTIME)
check_library_exists(rt clock_gettime "" FOUND_CLOCK_GETTIME)
if(FOUND_CLOCK_GETTIME)
list(APPEND EXTRA_LIBS rt)
set(HAVE_CLOCK_GETTIME 1)
else()
check_library_exists(c clock_gettime "" FOUND_CLOCK_GETTIME)
if(FOUND_CLOCK_GETTIME)
set(HAVE_CLOCK_GETTIME 1)
endif()
endif()
endif()
check_include_file(linux/version.h HAVE_LINUX_VERSION_H)
if(HAVE_LINUX_VERSION_H)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DHAVE_LINUX_VERSION_H")
endif()
if(SDL_MISC)
file(GLOB MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/unix/*.c)
list(APPEND SOURCE_FILES ${MISC_SOURCES})
set(HAVE_SDL_MISC TRUE)
endif()
if(SDL_POWER)
if(LINUX)
set(SDL_POWER_LINUX 1)
file(GLOB POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/linux/*.c)
list(APPEND SOURCE_FILES ${POWER_SOURCES})
set(HAVE_SDL_POWER TRUE)
endif()
endif()
if(SDL_LOCALE)
file(GLOB LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/unix/*.c)
list(APPEND SOURCE_FILES ${LOCALE_SOURCES})
set(HAVE_SDL_LOCALE TRUE)
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_UNIX 1)
file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/unix/*.c)
list(APPEND SOURCE_FILES ${FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_UNIX 1)
file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/unix/*.c)
list(APPEND SOURCE_FILES ${TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
endif()
set(SDL_RLD_FLAGS "")
if(SDL_RPATH AND SDL_SHARED)
if(BSDI OR FREEBSD OR LINUX OR NETBSD)
set(CMAKE_REQUIRED_FLAGS "-Wl,--enable-new-dtags")
check_c_compiler_flag("" HAVE_ENABLE_NEW_DTAGS)
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
if(HAVE_ENABLE_NEW_DTAGS)
set(SDL_RLD_FLAGS "-Wl,-rpath,\${libdir} -Wl,--enable-new-dtags")
else()
set(SDL_RLD_FLAGS "-Wl,-rpath,\${libdir}")
endif()
elseif(SOLARIS)
set(SDL_RLD_FLAGS "-R\${libdir}")
endif()
set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
set(HAVE_RPATH TRUE)
endif()
elseif(WINDOWS)
find_program(WINDRES windres)
check_c_source_compiles("
#include <windows.h>
int main(int argc, char **argv) { return 0; }" HAVE_WIN32_CC)
file(GLOB CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/windows/*.c)
list(APPEND SOURCE_FILES ${CORE_SOURCES})
if(WINDOWS_STORE)
file(GLOB WINRT_SOURCE_FILES ${SDL2_SOURCE_DIR}/src/core/winrt/*.c ${SDL2_SOURCE_DIR}/src/core/winrt/*.cpp)
list(APPEND SOURCE_FILES ${WINRT_SOURCE_FILES})
endif()
if(MSVC AND NOT SDL_LIBC)
# Prevent codegen that would use the VC runtime libraries.
set_property(DIRECTORY . APPEND PROPERTY COMPILE_OPTIONS "/GS-")
if(NOT ARCH_64 AND NOT CMAKE_GENERATOR_PLATFORM STREQUAL "ARM")
set_property(DIRECTORY . APPEND PROPERTY COMPILE_OPTIONS "/arch:SSE")
endif()
endif()
if(SDL_MISC)
if(WINDOWS_STORE)
file(GLOB MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/winrt/*.cpp)
else()
file(GLOB MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/windows/*.c)
endif()
list(APPEND SOURCE_FILES ${MISC_SOURCES})
set(HAVE_SDL_MISC TRUE)
endif()
# Check for DirectX
if(SDL_DIRECTX)
if(DEFINED MSVC_VERSION AND NOT ${MSVC_VERSION} LESS 1700)
set(USE_WINSDK_DIRECTX TRUE)
endif()
if(NOT MINGW AND NOT USE_WINSDK_DIRECTX)
if("$ENV{DXSDK_DIR}" STREQUAL "")
message_error("DIRECTX requires the \$DXSDK_DIR environment variable to be set")
endif()
set(CMAKE_REQUIRED_FLAGS "/I\"$ENV{DXSDK_DIR}\\Include\"")
endif()
check_include_file(d3d9.h HAVE_D3D_H)
check_include_file(d3d11_1.h HAVE_D3D11_H)
check_c_source_compiles("
#include <winsdkver.h>
#include <sdkddkver.h>
#include <d3d12.h>
ID3D12Device1 *device;
#if WDK_NTDDI_VERSION > 0x0A000008
int main(int argc, char **argv) { return 0; }
#endif" HAVE_D3D12_H)
check_include_file(ddraw.h HAVE_DDRAW_H)
check_include_file(dsound.h HAVE_DSOUND_H)
check_include_file(dinput.h HAVE_DINPUT_H)
if(WINDOWS_STORE OR CMAKE_GENERATOR_PLATFORM STREQUAL "ARM")
set(HAVE_DINPUT_H 0)
endif()
check_include_file(dxgi.h HAVE_DXGI_H)
if(HAVE_D3D_H OR HAVE_D3D11_H OR HAVE_D3D12_H OR HAVE_DDRAW_H OR HAVE_DSOUND_H OR HAVE_DINPUT_H)
set(HAVE_DIRECTX TRUE)
if(NOT MINGW AND NOT USE_WINSDK_DIRECTX)
# TODO: change $ENV{DXSDL_DIR} to get the path from the include checks
target_link_directories(sdl-build-options INTERFACE "$$ENV{DXSDK_DIR}\\lib\\${PROCESSOR_ARCH}")
target_include_directories(sdl-build-options INTERFACE "$ENV{DXSDK_DIR}\\Include")
endif()
endif()
set(CMAKE_REQUIRED_FLAGS ${ORIG_CMAKE_REQUIRED_FLAGS})
endif()
if(SDL_XINPUT)
# xinput.h may need windows.h, but does not include it itself.
check_c_source_compiles("
#include <windows.h>
#include <xinput.h>
int main(int argc, char **argv) { return 0; }" HAVE_XINPUT_H)
check_c_source_compiles("
#include <windows.h>
#include <xinput.h>
XINPUT_GAMEPAD_EX x1;
int main(int argc, char **argv) { return 0; }" HAVE_XINPUT_GAMEPAD_EX)
check_c_source_compiles("
#include <windows.h>
#include <xinput.h>
XINPUT_STATE_EX s1;
int main(int argc, char **argv) { return 0; }" HAVE_XINPUT_STATE_EX)
check_c_source_compiles("
#define COBJMACROS
#include <windows.gaming.input.h>
__x_ABI_CWindows_CGaming_CInput_CIGamepadStatics2 *s2;
int main(int argc, char **argv) { return 0; }" HAVE_WINDOWS_GAMING_INPUT_H)
endif()
# headers needed elsewhere
check_include_file(tpcshrd.h HAVE_TPCSHRD_H)
check_include_file(roapi.h HAVE_ROAPI_H)
check_include_file(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
check_include_file(audioclient.h HAVE_AUDIOCLIENT_H)
check_include_file(sensorsapi.h HAVE_SENSORSAPI_H)
check_include_file(shellscalingapi.h HAVE_SHELLSCALINGAPI_H)
if(SDL_AUDIO)
if(NOT WINDOWS_STORE)
set(SDL_AUDIO_DRIVER_WINMM 1)
file(GLOB WINMM_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/winmm/*.c)
list(APPEND SOURCE_FILES ${WINMM_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
if(HAVE_DSOUND_H AND NOT WINDOWS_STORE)
set(SDL_AUDIO_DRIVER_DSOUND 1)
file(GLOB DSOUND_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/directsound/*.c)
list(APPEND SOURCE_FILES ${DSOUND_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
if(SDL_WASAPI AND HAVE_AUDIOCLIENT_H AND HAVE_MMDEVICEAPI_H)
set(SDL_AUDIO_DRIVER_WASAPI 1)
set(HAVE_WASAPI TRUE)
file(GLOB WASAPI_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/wasapi/*.c)
if(WINDOWS_STORE)
list(APPEND WASAPI_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/wasapi/SDL_wasapi_winrt.cpp)
endif()
list(APPEND SOURCE_FILES ${WASAPI_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
endif()
if(SDL_VIDEO)
# requires SDL_LOADSO on Windows (IME, DX, etc.)
if(NOT SDL_LOADSO)
message_error("SDL_VIDEO requires SDL_LOADSO, which is not enabled")
endif()
if(WINDOWS_STORE)
set(SDL_VIDEO_DRIVER_WINRT 1)
file(GLOB WIN_VIDEO_SOURCES
${SDL2_SOURCE_DIR}/src/video/winrt/*.c
${SDL2_SOURCE_DIR}/src/video/winrt/*.cpp
${SDL2_SOURCE_DIR}/src/render/direct3d11/*.cpp
)
else()
set(SDL_VIDEO_DRIVER_WINDOWS 1)
file(GLOB WIN_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/windows/*.c)
endif()
list(APPEND SOURCE_FILES ${WIN_VIDEO_SOURCES})
if(SDL_RENDER_D3D AND HAVE_D3D_H AND NOT WINDOWS_STORE)
set(SDL_VIDEO_RENDER_D3D 1)
set(HAVE_RENDER_D3D TRUE)
endif()
if(SDL_RENDER_D3D AND HAVE_D3D11_H)
set(SDL_VIDEO_RENDER_D3D11 1)
set(HAVE_RENDER_D3D TRUE)
endif()
if(SDL_RENDER_D3D AND HAVE_D3D12_H AND NOT WINDOWS_STORE)
set(SDL_VIDEO_RENDER_D3D12 1)
set(HAVE_RENDER_D3D TRUE)
endif()
set(HAVE_SDL_VIDEO TRUE)
endif()
if(SDL_THREADS)
set(SDL_THREAD_GENERIC_COND_SUFFIX 1)
set(SDL_THREAD_WINDOWS 1)
list(APPEND SOURCE_FILES
${SDL2_SOURCE_DIR}/src/thread/generic/SDL_syscond.c
${SDL2_SOURCE_DIR}/src/thread/windows/SDL_syscond_cv.c
${SDL2_SOURCE_DIR}/src/thread/windows/SDL_sysmutex.c
${SDL2_SOURCE_DIR}/src/thread/windows/SDL_syssem.c
${SDL2_SOURCE_DIR}/src/thread/windows/SDL_systhread.c
${SDL2_SOURCE_DIR}/src/thread/windows/SDL_systls.c)
set(HAVE_SDL_THREADS TRUE)
endif()
if(SDL_SENSOR AND HAVE_SENSORSAPI_H AND NOT WINDOWS_STORE)
set(SDL_SENSOR_WINDOWS 1)
set(HAVE_SDL_SENSORS TRUE)
file(GLOB WINDOWS_SENSOR_SOURCES ${SDL2_SOURCE_DIR}/src/sensor/windows/*.c)
list(APPEND SOURCE_FILES ${WINDOWS_SENSOR_SOURCES})
endif()
if(SDL_POWER)
if(WINDOWS_STORE)
set(SDL_POWER_WINRT 1)
list(APPEND SOURCE_FILES ${SDL2_SOURCE_DIR}/src/power/winrt/SDL_syspower.cpp)
else()
set(SDL_POWER_WINDOWS 1)
list(APPEND SOURCE_FILES ${SDL2_SOURCE_DIR}/src/power/windows/SDL_syspower.c)
set(HAVE_SDL_POWER TRUE)
endif()
endif()
if(SDL_LOCALE)
if(WINDOWS_STORE)
file(GLOB LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/winrt/*.c)
else()
file(GLOB LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/windows/*.c)
endif()
list(APPEND SOURCE_FILES ${LOCALE_SOURCES})
set(HAVE_SDL_LOCALE TRUE)
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_WINDOWS 1)
if(WINDOWS_STORE)
file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/winrt/*.cpp)
else()
file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/windows/*.c)
endif()
list(APPEND SOURCE_FILES ${FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
# Libraries for Win32 native and MinGW
if(NOT WINDOWS_STORE)
list(APPEND EXTRA_LIBS user32 gdi32 winmm imm32 ole32 oleaut32 version uuid advapi32 setupapi shell32)
endif()
if(WINDOWS_STORE)
list(APPEND EXTRA_LIBS
-nodefaultlib:vccorlib$<$<CONFIG:Debug>:d>
-nodefaultlib:msvcrt$<$<CONFIG:Debug>:d>
vccorlib$<$<CONFIG:Debug>:d>.lib
msvcrt$<$<CONFIG:Debug>:d>.lib
)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_WINDOWS 1)
file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/windows/*.c)
list(APPEND SOURCE_FILES ${TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
endif()
if(SDL_LOADSO)
set(SDL_LOADSO_WINDOWS 1)
file(GLOB LOADSO_SOURCES ${SDL2_SOURCE_DIR}/src/loadso/windows/*.c)
list(APPEND SOURCE_FILES ${LOADSO_SOURCES})
set(HAVE_SDL_LOADSO TRUE)
endif()
file(GLOB CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/windows/*.c)
list(APPEND SOURCE_FILES ${CORE_SOURCES})
if(SDL_VIDEO)
if(SDL_OPENGL AND NOT WINDOWS_STORE)
set(SDL_VIDEO_OPENGL 1)
set(SDL_VIDEO_OPENGL_WGL 1)
set(SDL_VIDEO_RENDER_OGL 1)
set(HAVE_OPENGL TRUE)
endif()
if(SDL_OPENGLES)
set(SDL_VIDEO_OPENGL_EGL 1)
set(SDL_VIDEO_OPENGL_ES2 1)
set(SDL_VIDEO_RENDER_OGL_ES2 1)
set(HAVE_OPENGLES TRUE)
endif()
if(SDL_VULKAN)
set(SDL_VIDEO_VULKAN 1)
set(HAVE_VULKAN TRUE)
endif()
endif()
if(SDL_HIDAPI)
CheckHIDAPI()
endif()
if(SDL_JOYSTICK)
file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/windows/*.c)
list(APPEND SOURCE_FILES ${JOYSTICK_SOURCES})
if(NOT WINDOWS_STORE)
set(SDL_JOYSTICK_RAWINPUT 1)
endif()
if(HAVE_DINPUT_H)
set(SDL_JOYSTICK_DINPUT 1)
list(APPEND EXTRA_LIBS dinput8)
endif()
if(HAVE_XINPUT_H)
if(NOT WINDOWS_STORE)
set(SDL_JOYSTICK_XINPUT 1)
set(HAVE_XINPUT TRUE)
endif()
if(HAVE_WINDOWS_GAMING_INPUT_H)
set(SDL_JOYSTICK_WGI 1)
endif()
endif()
set(HAVE_SDL_JOYSTICK TRUE)
if(SDL_HAPTIC)
if((HAVE_DINPUT_H OR HAVE_XINPUT_H) AND NOT WINDOWS_STORE)
file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/windows/*.c)
if(HAVE_DINPUT_H)
set(SDL_HAPTIC_DINPUT 1)
endif()
if(HAVE_XINPUT_H)
set(SDL_HAPTIC_XINPUT 1)
endif()
else()
file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/dummy/*.c)
set(SDL_HAPTIC_DUMMY 1)
endif()
list(APPEND SOURCE_FILES ${HAPTIC_SOURCES})
set(HAVE_SDL_HAPTIC TRUE)
endif()
endif()
file(GLOB VERSION_SOURCES ${SDL2_SOURCE_DIR}/src/main/windows/*.rc)
file(GLOB SDLMAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/windows/*.c)
if(MINGW OR CYGWIN)
if(NOT SDL2_DISABLE_SDL2MAIN)
list(APPEND SDL_CFLAGS "-Dmain=SDL_main")
list(INSERT SDL_LIBS 0 "-lSDL2main")
endif(NOT SDL2_DISABLE_SDL2MAIN)
list(INSERT SDL_LIBS 0 "-lmingw32" "-mwindows")
endif()
elseif(APPLE)
# TODO: rework this all for proper MacOS X, iOS and Darwin support
# We always need these libs on macOS at the moment.
# !!! FIXME: we need Carbon for some very old API calls in
# !!! FIXME: src/video/cocoa/SDL_cocoakeyboard.c, but we should figure out
# !!! FIXME: how to dump those.
if(DARWIN OR MACOSX)
set(SDL_FRAMEWORK_COCOA 1)
set(SDL_FRAMEWORK_CARBON 1)
endif()
set(SDL_FRAMEWORK_FOUNDATION 1)
set(SDL_FRAMEWORK_COREVIDEO 1)
# Requires the darwin file implementation
if(SDL_FILE)
file(GLOB EXTRA_SOURCES ${SDL2_SOURCE_DIR}/src/file/cocoa/*.m)
list(APPEND SOURCE_FILES ${EXTRA_SOURCES})
set(HAVE_SDL_FILE TRUE)
endif()
if(IOS OR TVOS)
file(GLOB SDLMAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/uikit/*.c)
endif()
if(SDL_MISC)
if(IOS OR TVOS)
file(GLOB MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/ios/*.m)
else()
file(GLOB MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/macosx/*.m)
endif()
list(APPEND SOURCE_FILES ${MISC_SOURCES})
set(HAVE_SDL_MISC TRUE)
endif()
if(SDL_AUDIO)
set(SDL_AUDIO_DRIVER_COREAUDIO 1)
file(GLOB AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/coreaudio/*.m)
list(APPEND SOURCE_FILES ${AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
set(SDL_FRAMEWORK_COREAUDIO 1)
set(SDL_FRAMEWORK_AUDIOTOOLBOX 1)
set(SDL_FRAMEWORK_AVFOUNDATION 1)
endif()
if(SDL_HIDAPI)
CheckHIDAPI()
endif()
if(SDL_JOYSTICK)
file(GLOB MFI_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/iphoneos/*.m)
if(IOS OR TVOS)
file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/steam/*.c)
set(SDL_JOYSTICK_MFI 1)
if(IOS)
set(SDL_FRAMEWORK_COREMOTION 1)
endif()
set(SDL_FRAMEWORK_GAMECONTROLLER 1)
set(SDL_FRAMEWORK_COREHAPTICS 1)
else()
file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/darwin/*.c)
set_source_files_properties(${MFI_JOYSTICK_SOURCES} PROPERTIES COMPILE_FLAGS -fobjc-weak)
check_objc_source_compiles("
#include <AvailabilityMacros.h>
#include <TargetConditionals.h>
#import <Foundation/Foundation.h>
#import <GameController/GameController.h>
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1080
#error GameController framework doesn't work on this configuration
#endif
#if TARGET_CPU_X86
#error GameController framework doesn't work on this configuration
#endif
int main() { return 0; }" HAVE_FRAMEWORK_GAMECONTROLLER)
check_objc_source_compiles("
#include <AvailabilityMacros.h>
#include <TargetConditionals.h>
#import <Foundation/Foundation.h>
#import <CoreHaptics/CoreHaptics.h>
int main() { return 0; }" HAVE_FRAMEWORK_COREHAPTICS)
if(HAVE_FRAMEWORK_GAMECONTROLLER AND HAVE_FRAMEWORK_COREHAPTICS)
# Only enable MFI if we also have CoreHaptics to ensure rumble works
set(SDL_JOYSTICK_MFI 1)
set(SDL_FRAMEWORK_GAMECONTROLLER 1)
set(SDL_FRAMEWORK_COREHAPTICS 1)
endif()
set(SDL_JOYSTICK_IOKIT 1)
set(SDL_FRAMEWORK_IOKIT 1)
set(SDL_FRAMEWORK_FF 1)
endif()
list(APPEND SOURCE_FILES ${JOYSTICK_SOURCES} ${MFI_JOYSTICK_SOURCES})
set(HAVE_SDL_JOYSTICK TRUE)
endif()
if(SDL_HAPTIC)
if (IOS OR TVOS)
file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/dummy/*.c)
set(SDL_HAPTIC_DUMMY 1)
else()
file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/darwin/*.c)
set(SDL_HAPTIC_IOKIT 1)
set(SDL_FRAMEWORK_IOKIT 1)
set(SDL_FRAMEWORK_FF 1)
endif()
list(APPEND SOURCE_FILES ${HAPTIC_SOURCES})
set(HAVE_SDL_HAPTIC TRUE)
endif()
if(SDL_POWER)
if (IOS OR TVOS)
file(GLOB POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/uikit/*.m)
set(SDL_POWER_UIKIT 1)
else()
file(GLOB POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/macosx/*.c)
set(SDL_POWER_MACOSX 1)
set(SDL_FRAMEWORK_IOKIT 1)
endif()
list(APPEND SOURCE_FILES ${POWER_SOURCES})
set(HAVE_SDL_POWER TRUE)
endif()
if(SDL_LOCALE)
file(GLOB LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/macosx/*.m)
list(APPEND SOURCE_FILES ${LOCALE_SOURCES})
set(HAVE_SDL_LOCALE TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_UNIX 1)
file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/unix/*.c)
list(APPEND SOURCE_FILES ${TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
endif(SDL_TIMERS)
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_COCOA 1)
file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/cocoa/*.m)
list(APPEND SOURCE_FILES ${FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_SENSOR)
if(IOS)
set(SDL_SENSOR_COREMOTION 1)
set(HAVE_SDL_SENSORS TRUE)
file(GLOB SENSOR_SOURCES ${SDL2_SOURCE_DIR}/src/sensor/coremotion/*.m)
list(APPEND SOURCE_FILES ${SENSOR_SOURCES})
endif()
endif()
# iOS hack needed - http://code.google.com/p/ios-cmake/ ?
if(SDL_VIDEO)
if (IOS OR TVOS)
set(SDL_VIDEO_DRIVER_UIKIT 1)
set(SDL_FRAMEWORK_COREGRAPHICS 1)
set(SDL_FRAMEWORK_QUARTZCORE 1)
set(SDL_FRAMEWORK_UIKIT 1)
set(SDL_IPHONE_KEYBOARD 1)
set(SDL_IPHONE_LAUNCHSCREEN 1)
file(GLOB UIKITVIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/uikit/*.m)
list(APPEND SOURCE_FILES ${UIKITVIDEO_SOURCES})
set(HAVE_SDL_VIDEO TRUE)
else()
CheckCOCOA()
if(SDL_OPENGL)
set(SDL_VIDEO_OPENGL 1)
set(SDL_VIDEO_OPENGL_CGL 1)
set(SDL_VIDEO_RENDER_OGL 1)
set(HAVE_OPENGL TRUE)
endif()
endif()
if(SDL_OPENGLES)
if(IOS OR TVOS)
set(SDL_FRAMEWORK_OPENGLES 1)
set(SDL_VIDEO_OPENGL_ES 1)
set(SDL_VIDEO_RENDER_OGL_ES 1)
else()
set(SDL_VIDEO_OPENGL_EGL 1)
endif()
set(SDL_VIDEO_OPENGL_ES2 1)
set(SDL_VIDEO_RENDER_OGL_ES2 1)
set(HAVE_OPENGLES TRUE)
endif()
if(SDL_VULKAN OR SDL_METAL OR SDL_RENDER_METAL)
check_objc_source_compiles("
#include <AvailabilityMacros.h>
#import <Metal/Metal.h>
#import <QuartzCore/CAMetalLayer.h>
#if (!TARGET_CPU_X86_64 && !TARGET_CPU_ARM64)
#error Metal doesn't work on this configuration
#endif
int main(int argc, char **argv) { return 0; }" HAVE_FRAMEWORK_METAL)
if(HAVE_FRAMEWORK_METAL)
set(SDL_FRAMEWORK_METAL 1)
set(SDL_FRAMEWORK_QUARTZCORE 1)
if(SDL_VULKAN)
set(SDL_VIDEO_VULKAN 1)
set(HAVE_VULKAN TRUE)
endif()
if(SDL_METAL)
set(SDL_VIDEO_METAL 1)
set(HAVE_METAL TRUE)
endif()
if(SDL_RENDER_METAL)
file(GLOB RENDER_METAL_SOURCES ${SDL2_SOURCE_DIR}/src/render/metal/*.m)
list(APPEND SOURCE_FILES ${RENDER_METAL_SOURCES})
set(SDL_VIDEO_RENDER_METAL 1)
set(HAVE_RENDER_METAL TRUE)
endif()
endif()
endif()
endif()
# Actually load the frameworks at the end so we don't duplicate include.
if(SDL_FRAMEWORK_COREVIDEO)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,CoreVideo")
endif()
if(SDL_FRAMEWORK_COCOA)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,Cocoa")
endif()
if(SDL_FRAMEWORK_IOKIT)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,IOKit")
endif()
if(SDL_FRAMEWORK_FF)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,ForceFeedback")
endif()
if(SDL_FRAMEWORK_CARBON)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,Carbon")
endif()
if(SDL_FRAMEWORK_COREAUDIO)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,CoreAudio")
endif()
if(SDL_FRAMEWORK_AUDIOTOOLBOX)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,AudioToolbox")
endif()
if(SDL_FRAMEWORK_AVFOUNDATION)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,AVFoundation")
endif()
if(SDL_FRAMEWORK_COREBLUETOOTH)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,CoreBluetooth")
endif()
if(SDL_FRAMEWORK_COREGRAPHICS)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,CoreGraphics")
endif()
if(SDL_FRAMEWORK_COREMOTION)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,CoreMotion")
endif()
if(SDL_FRAMEWORK_FOUNDATION)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,Foundation")
endif()
if(SDL_FRAMEWORK_GAMECONTROLLER)
find_library(GAMECONTROLLER GameController)
if(GAMECONTROLLER)
list(APPEND EXTRA_LDFLAGS "-Wl,-weak_framework,GameController")
endif()
endif()
if(SDL_FRAMEWORK_METAL)
if(IOS OR TVOS)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,Metal")
else()
list(APPEND EXTRA_LDFLAGS "-Wl,-weak_framework,Metal")
endif()
endif()
if(SDL_FRAMEWORK_OPENGLES)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,OpenGLES")
endif()
if(SDL_FRAMEWORK_QUARTZCORE)
if(IOS OR TVOS)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,QuartzCore")
else()
list(APPEND EXTRA_LDFLAGS "-Wl,-weak_framework,QuartzCore")
endif()
endif()
if(SDL_FRAMEWORK_UIKIT)
list(APPEND EXTRA_LDFLAGS "-Wl,-framework,UIKit")
endif()
if(SDL_FRAMEWORK_COREHAPTICS)
find_library(COREHAPTICS CoreHaptics)
if(COREHAPTICS)
list(APPEND EXTRA_LDFLAGS "-Wl,-weak_framework,CoreHaptics")
endif()
endif()
CheckPTHREAD()
elseif(HAIKU)
if(SDL_AUDIO)
set(SDL_AUDIO_DRIVER_HAIKU 1)
file(GLOB HAIKU_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/haiku/*.cc)
list(APPEND SOURCE_FILES ${HAIKU_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
if(SDL_JOYSTICK)
set(SDL_JOYSTICK_HAIKU 1)
file(GLOB HAIKU_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/haiku/*.cc)
list(APPEND SOURCE_FILES ${HAIKU_JOYSTICK_SOURCES})
set(HAVE_SDL_JOYSTICK TRUE)
endif()
if(SDL_MISC)
file(GLOB MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/haiku/*.cc)
list(APPEND SOURCE_FILES ${MISC_SOURCES})
set(HAVE_SDL_MISC TRUE)
endif()
if(SDL_VIDEO)
set(SDL_VIDEO_DRIVER_HAIKU 1)
file(GLOB HAIKUVIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/haiku/*.cc)
list(APPEND SOURCE_FILES ${HAIKUVIDEO_SOURCES})
set(HAVE_SDL_VIDEO TRUE)
if(SDL_OPENGL)
# TODO: Use FIND_PACKAGE(OpenGL) instead
set(SDL_VIDEO_OPENGL 1)
set(SDL_VIDEO_OPENGL_HAIKU 1)
set(SDL_VIDEO_RENDER_OGL 1)
list(APPEND EXTRA_LIBS GL)
set(HAVE_OPENGL TRUE)
endif()
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_HAIKU 1)
file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/haiku/*.cc)
list(APPEND SOURCE_FILES ${FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_HAIKU 1)
file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/haiku/*.c)
list(APPEND SOURCE_FILES ${TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
endif()
if(SDL_POWER)
set(SDL_POWER_HAIKU 1)
file(GLOB HAIKU_POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/haiku/*.c)
list(APPEND SOURCE_FILES ${HAIKU_POWER_SOURCES})
set(HAVE_SDL_POWER TRUE)
endif()
if(SDL_LOCALE)
file(GLOB LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/haiku/*.cc)
list(APPEND SOURCE_FILES ${LOCALE_SOURCES})
set(HAVE_SDL_LOCALE TRUE)
endif()
file(GLOB MAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/haiku/*.cc)
list(APPEND SOURCE_FILES ${MAIN_SOURCES})
CheckPTHREAD()
list(APPEND EXTRA_LIBS root be media game device textencoding)
elseif(RISCOS)
if(SDL_MISC)
file(GLOB MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/riscos/*.c)
list(APPEND SOURCE_FILES ${MISC_SOURCES})
set(HAVE_SDL_MISC TRUE)
endif()
if(SDL_VIDEO)
set(SDL_VIDEO_DRIVER_RISCOS 1)
file(GLOB RISCOSVIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/riscos/*.c)
list(APPEND SOURCE_FILES ${RISCOSVIDEO_SOURCES})
set(HAVE_SDL_VIDEO TRUE)
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_RISCOS 1)
file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/riscos/*.c)
list(APPEND SOURCE_FILES ${FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_UNIX 1)
file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/unix/*.c)
list(APPEND SOURCE_FILES ${TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
if(SDL_CLOCK_GETTIME)
set(HAVE_CLOCK_GETTIME 1)
endif()
endif()
CheckPTHREAD()
if(SDL_AUDIO)
CheckOSS()
endif()
elseif(VITA)
# SDL_spinlock.c Needs to be compiled in ARM mode.
check_c_compiler_flag(-marm HAVE_ARM_MODE)
if(HAVE_ARM_MODE)
set_source_files_properties(${SDL2_SOURCE_DIR}/src/atomic/SDL_spinlock.c PROPERTIES COMPILE_FLAGS -marm)
endif()
if(SDL_MISC)
file(GLOB MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/vita/*.c)
list(APPEND SOURCE_FILES ${MISC_SOURCES})
set(HAVE_SDL_MISC TRUE)
endif()
if(SDL_AUDIO)
set(SDL_AUDIO_DRIVER_VITA 1)
file(GLOB VITA_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/vita/*.c)
list(APPEND SOURCE_FILES ${VITA_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_VITA 1)
file(GLOB VITA_FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/vita/*.c)
list(APPEND SOURCE_FILES ${VITA_FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_JOYSTICK)
set(SDL_JOYSTICK_VITA 1)
file(GLOB VITA_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/vita/*.c)
list(APPEND SOURCE_FILES ${VITA_JOYSTICK_SOURCES})
set(HAVE_SDL_JOYSTICK TRUE)
endif()
if(SDL_POWER)
set(SDL_POWER_VITA 1)
file(GLOB VITA_POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/vita/*.c)
list(APPEND SOURCE_FILES ${VITA_POWER_SOURCES})
set(HAVE_SDL_POWER TRUE)
endif()
if(SDL_THREADS)
set(SDL_THREAD_VITA 1)
list(APPEND SOURCE_FILES
${SDL2_SOURCE_DIR}/src/thread/vita/SDL_sysmutex.c
${SDL2_SOURCE_DIR}/src/thread/vita/SDL_syssem.c
${SDL2_SOURCE_DIR}/src/thread/vita/SDL_systhread.c
${SDL2_SOURCE_DIR}/src/thread/vita/SDL_syscond.c
${SDL2_SOURCE_DIR}/src/thread/generic/SDL_systls.c)
set(HAVE_SDL_THREADS TRUE)
endif()
if(SDL_LOCALE)
file(GLOB LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/vita/*.c)
list(APPEND SOURCE_FILES ${LOCALE_SOURCES})
set(HAVE_SDL_LOCALE TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_VITA 1)
file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/vita/*.c)
list(APPEND SOURCE_FILES ${TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
endif()
if(SDL_SENSOR)
set(SDL_SENSOR_VITA 1)
set(HAVE_SDL_SENSORS TRUE)
file(GLOB VITA_SENSOR_SOURCES ${SDL2_SOURCE_DIR}/src/sensor/vita/*.c)
list(APPEND SOURCE_FILES ${VITA_SENSOR_SOURCES})
endif()
if(SDL_VIDEO)
set(SDL_VIDEO_DRIVER_VITA 1)
file(GLOB VITA_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/vita/*.c)
list(APPEND SOURCE_FILES ${VITA_VIDEO_SOURCES})
set(HAVE_SDL_VIDEO TRUE)
if(VIDEO_VITA_PIB)
check_include_file(pib.h HAVE_PIGS_IN_BLANKET_H)
if(HAVE_PIGS_IN_BLANKET_H)
set(SDL_VIDEO_OPENGL_ES2 1)
list(APPEND EXTRA_LIBS
pib
)
set(HAVE_VIDEO_VITA_PIB ON)
set(SDL_VIDEO_VITA_PIB 1)
else()
set(HAVE_VIDEO_VITA_PIB OFF)
endif()
endif()
if(VIDEO_VITA_PVR)
check_include_file(gpu_es4/psp2_pvr_hint.h HAVE_PVR_H)
if(HAVE_PVR_H)
target_compile_definitions(sdl-build-options INTERFACE "-D__psp2__")
check_include_file(gl4esinit.h HAVE_GL4ES_H)
set(SDL_VIDEO_OPENGL_EGL 1)
set(HAVE_OPENGLES TRUE)
set(SDL_VIDEO_OPENGL_ES 1)
set(SDL_VIDEO_RENDER_OGL_ES 1)
set(SDL_VIDEO_OPENGL_ES2 1)
set(SDL_VIDEO_RENDER_OGL_ES2 1)
list(APPEND EXTRA_LIBS
libgpu_es4_ext_stub_weak
libIMGEGL_stub_weak
)
set(HAVE_VIDEO_VITA_PVR ON)
set(SDL_VIDEO_VITA_PVR 1)
if(HAVE_GL4ES_H)
set(HAVE_OPENGL TRUE)
set(SDL_VIDEO_OPENGL 1)
set(SDL_VIDEO_RENDER_OGL 1)
list(APPEND EXTRA_LIBS libGL_stub)
set(SDL_VIDEO_VITA_PVR_OGL 1)
endif()
else()
set(HAVE_VIDEO_VITA_PVR OFF)
endif()
endif()
set(SDL_VIDEO_RENDER_VITA_GXM 1)
list(APPEND EXTRA_LIBS
SceGxm_stub
SceDisplay_stub
SceCtrl_stub
SceAppMgr_stub
SceAppUtil_stub
SceAudio_stub
SceAudioIn_stub
SceSysmodule_stub
SceDisplay_stub
SceCtrl_stub
SceIofilemgr_stub
SceCommonDialog_stub
SceTouch_stub
SceHid_stub
SceMotion_stub
ScePower_stub
SceProcessmgr_stub
m
)
if(HAVE_VITA_PIB)
list(PREPEND EXTRA_LIBS
pib
libScePiglet_stub
SceShaccCg_stub
taihen_stub
)
endif()
if(HAVE_VITA_PVR)
list(PREPEND EXTRA_LIBS
SceIme_stub
)
endif()
endif()
set(HAVE_ARMSIMD TRUE)
# set(SDL_ARM_SIMD_BLITTERS 1)
# file(GLOB ARMSIMD_SOURCES ${SDL2_SOURCE_DIR}/src/video/arm/pixman-arm-simd*.S)
# list(APPEND SOURCE_FILES ${ARMSIMD_SOURCES})
set(HAVE_ARMNEON TRUE)
# set(SDL_ARM_NEON_BLITTERS 1)
# file(GLOB ARMNEON_SOURCES ${SDL2_SOURCE_DIR}/src/video/arm/pixman-arm-neon*.S)
# list(APPEND SOURCE_FILES ${ARMNEON_SOURCES})
# set_property(SOURCE ${SDL2_SOURCE_DIR}/src/video/arm/pixman-arm-simd-asm.S PROPERTY LANGUAGE C)
# set_property(SOURCE ${SDL2_SOURCE_DIR}/src/video/arm/pixman-arm-neon-asm.S PROPERTY LANGUAGE C)
target_compile_definitions(sdl-build-options INTERFACE "-D__VITA__")
target_compile_definitions(sdl-build-options INTERFACE "-Dmemcpy=sceClibMemcpy")
target_compile_definitions(sdl-build-options INTERFACE "-Dmemset=sceClibMemset")
target_compile_definitions(sdl-build-options INTERFACE "-Dmemmove=sceClibMemmove")
target_compile_definitions(sdl-build-options INTERFACE "-Dmemcmp=sceClibMemcmp")
# CheckPTHREAD()
elseif(PSP)
file(GLOB PSP_MAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/psp/*.c)
list(APPEND SDLMAIN_SOURCES ${PSP_MAIN_SOURCES})
if(SDL_AUDIO)
set(SDL_AUDIO_DRIVER_PSP 1)
file(GLOB PSP_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/psp/*.c)
list(APPEND SOURCE_FILES ${PSP_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_PSP 1)
file(GLOB PSP_FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/psp/*.c)
list(APPEND SOURCE_FILES ${PSP_FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_JOYSTICK)
set(SDL_JOYSTICK_PSP 1)
file(GLOB PSP_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/psp/*.c)
list(APPEND SOURCE_FILES ${PSP_JOYSTICK_SOURCES})
set(HAVE_SDL_JOYSTICK TRUE)
endif()
if(SDL_POWER)
set(SDL_POWER_PSP 1)
file(GLOB PSP_POWER_SOURCES ${SDL2_SOURCE_DIR}/src/power/psp/*.c)
list(APPEND SOURCE_FILES ${PSP_POWER_SOURCES})
set(HAVE_SDL_POWER TRUE)
endif()
if(SDL_THREADS)
set(SDL_THREAD_PSP 1)
file(GLOB PSP_THREAD_SOURCES ${SDL2_SOURCE_DIR}/src/thread/generic/SDL_systls.c ${SDL2_SOURCE_DIR}/src/thread/psp/*.c)
list(APPEND SOURCE_FILES ${PSP_THREAD_SOURCES})
set(HAVE_SDL_THREADS TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_PSP 1)
file(GLOB PSP_TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/psp/*.c)
list(APPEND SOURCE_FILES ${PSP_TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
endif()
if(SDL_VIDEO)
set(SDL_VIDEO_DRIVER_PSP 1)
set(SDL_VIDEO_RENDER_PSP 1)
file(GLOB PSP_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/psp/*.c)
list(APPEND SOURCE_FILES ${PSP_VIDEO_SOURCES})
set(SDL_VIDEO_OPENGL 1)
set(HAVE_SDL_VIDEO TRUE)
endif()
list(APPEND EXTRA_LIBS
psppower
pspctrl
psphprm
pspge
pspgu
pspdisplay
pspvfpu
pspaudio
pspvram
GL
)
if(NOT SDL2_DISABLE_SDL2MAIN)
list(INSERT SDL_LIBS 0 "-lSDL2main")
endif(NOT SDL2_DISABLE_SDL2MAIN)
elseif(PS2)
list(APPEND EXTRA_CFLAGS "-DPS2" "-D__PS2__" "-I$ENV{PS2SDK}/ports/include" "-I$ENV{PS2DEV}/gsKit/include")
file(GLOB PS2_MAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/ps2/*.c)
set(SDLMAIN_SOURCES ${SDLMAIN_SOURCES} ${PS2_MAIN_SOURCES})
if(SDL_AUDIO)
set(SDL_AUDIO_DRIVER_PS2 1)
file(GLOB PS2_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/ps2/*.c)
set(SOURCE_FILES ${SOURCE_FILES} ${PS2_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_PS2 1)
file(GLOB PS2_FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/ps2/*.c)
list(APPEND SOURCE_FILES ${PS2_FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_JOYSTICK)
set(SDL_JOYSTICK_PS2 1)
file(GLOB PS2_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/ps2/*.c)
list(APPEND SOURCE_FILES ${PS2_JOYSTICK_SOURCES})
set(HAVE_SDL_JOYSTICK TRUE)
endif()
if(SDL_THREADS)
set(SDL_THREAD_PS2 1)
file(GLOB PS2_THREAD_SOURCES ${SDL2_SOURCE_DIR}/src/thread/generic/SDL_systls.c ${SDL2_SOURCE_DIR}/src/thread/generic/SDL_sysmutex.c ${SDL2_SOURCE_DIR}/src/thread/ps2/*.c)
list(APPEND SOURCE_FILES ${PS2_THREAD_SOURCES})
set(HAVE_SDL_THREADS TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_PS2 1)
file(GLOB PS2_TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/ps2/*.c)
list(APPEND SOURCE_FILES ${PS2_TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
endif()
if(SDL_VIDEO)
set(SDL_VIDEO_DRIVER_PS2 1)
set(SDL_VIDEO_RENDER_PS2 1)
file(GLOB PS2_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/ps2/*.c ${SDL2_SOURCE_DIR}/src/render/ps2/*.c)
list(APPEND SOURCE_FILES ${PS2_VIDEO_SOURCES})
set(SDL_VIDEO_OPENGL 0)
set(HAVE_SDL_VIDEO TRUE)
endif()
list(APPEND EXTRA_LIBS
patches
gskit
dmakit
ps2_drivers
)
elseif(OS2)
list(APPEND EXTRA_CFLAGS "-DOS2EMX_PLAIN_CHAR")
file(GLOB CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/os2/*.c)
list(APPEND SOURCE_FILES ${CORE_SOURCES})
if(NOT (HAVE_ICONV AND HAVE_ICONV_H))
file(GLOB CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/os2/geniconv/*.c)
list(APPEND SOURCE_FILES ${CORE_SOURCES})
endif()
if(SDL_THREADS)
set(SDL_THREAD_OS2 1)
file(GLOB OS2_THREAD_SOURCES ${SDL2_SOURCE_DIR}/src/thread/os2/*.c)
list(APPEND SOURCE_FILES ${OS2_THREAD_SOURCES})
set(HAVE_SDL_THREADS TRUE)
endif()
if(SDL_TIMERS)
set(SDL_TIMER_UNIX 1)
file(GLOB OS2_TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/os2/*.c)
list(APPEND SOURCE_FILES ${OS2_TIMER_SOURCES})
set(HAVE_SDL_TIMERS TRUE)
endif()
if(SDL_LOADSO)
set(SDL_LOADSO_OS2 1)
file(GLOB OS2_LOADSO_SOURCES ${SDL2_SOURCE_DIR}/src/loadso/os2/*.c)
list(APPEND SOURCE_FILES ${OS2_LOADSO_SOURCES})
set(HAVE_SDL_LOADSO TRUE)
endif()
if(SDL_FILESYSTEM)
set(SDL_FILESYSTEM_OS2 1)
file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/os2/*.c)
list(APPEND SOURCE_FILES ${FILESYSTEM_SOURCES})
set(HAVE_SDL_FILESYSTEM TRUE)
endif()
if(SDL_LOCALE)
file(GLOB LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/unix/*.c)
list(APPEND SOURCE_FILES ${LOCALE_SOURCES})
set(HAVE_SDL_LOCALE TRUE)
endif()
if(SDL_VIDEO)
set(SDL_VIDEO_DRIVER_OS2 1)
file(GLOB OS2_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/os2/*.c)
list(APPEND SOURCE_FILES ${OS2_VIDEO_SOURCES})
set(HAVE_SDL_VIDEO TRUE)
endif()
if(SDL_AUDIO)
set(SDL_AUDIO_DRIVER_OS2 1)
file(GLOB OS2_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/os2/*.c)
list(APPEND SOURCE_FILES ${OS2_AUDIO_SOURCES})
set(HAVE_SDL_AUDIO TRUE)
list(APPEND EXTRA_LIBS mmpm2)
endif()
if(SDL_JOYSTICK)
set(SDL_JOYSTICK_OS2 1)
file(GLOB OS2_JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/os2/*.c)
list(APPEND SOURCE_FILES ${OS2_JOYSTICK_SOURCES})
set(HAVE_SDL_JOYSTICK TRUE)
endif()
if(SDL_HIDAPI)
CheckHIDAPI()
endif()
endif()
if(HAVE_VULKAN AND NOT SDL_LOADSO)
message(STATUS "Vulkan support is available, but disabled because there's no loadso.")
set(HAVE_VULKAN FALSE)
set(SDL_VIDEO_VULKAN 0)
endif()
# Platform-independent options
CheckLibSampleRate()
# Dummies
# configure.ac does it differently:
# if not have X
# if enable_X { SDL_X_DISABLED = 1 }
# [add dummy sources]
# so it always adds a dummy, without checking, if it was actually requested.
# This leads to missing internal references on building, since the
# src/X/*.c does not get included.
if(NOT HAVE_SDL_AUDIO)
set(SDL_AUDIO_DRIVER_DUMMY 1)
file(GLOB AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/dummy/*.c)
list(APPEND SOURCE_FILES ${AUDIO_SOURCES})
endif()
if(NOT HAVE_SDL_VIDEO)
set(SDL_VIDEO_DRIVER_DUMMY 1)
file(GLOB VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/dummy/*.c)
list(APPEND SOURCE_FILES ${VIDEO_SOURCES})
endif()
if(NOT HAVE_SDL_JOYSTICK)
set(SDL_JOYSTICK_DUMMY 1)
file(GLOB JOYSTICK_SOURCES ${SDL2_SOURCE_DIR}/src/joystick/dummy/*.c)
list(APPEND SOURCE_FILES ${JOYSTICK_SOURCES})
endif()
if(NOT HAVE_SDL_HAPTIC)
set(SDL_HAPTIC_DUMMY 1)
file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/dummy/*.c)
list(APPEND SOURCE_FILES ${HAPTIC_SOURCES})
endif()
if(NOT HAVE_SDL_SENSORS)
set(SDL_SENSOR_DUMMY 1)
file(GLOB SENSORS_SOURCES ${SDL2_SOURCE_DIR}/src/sensor/dummy/*.c)
list(APPEND SOURCE_FILES ${SENSORS_SOURCES})
endif()
if(NOT HAVE_SDL_LOADSO)
set(SDL_LOADSO_DUMMY 1)
file(GLOB LOADSO_SOURCES ${SDL2_SOURCE_DIR}/src/loadso/dummy/*.c)
list(APPEND SOURCE_FILES ${LOADSO_SOURCES})
endif()
if(NOT HAVE_SDL_FILESYSTEM)
set(SDL_FILESYSTEM_DUMMY 1)
file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/dummy/*.c)
list(APPEND SOURCE_FILES ${FILESYSTEM_SOURCES})
endif()
if(NOT HAVE_SDL_LOCALE)
set(SDL_LOCALE_DUMMY 1)
file(GLOB LOCALE_SOURCES ${SDL2_SOURCE_DIR}/src/locale/dummy/*.c)
list(APPEND SOURCE_FILES ${LOCALE_SOURCES})
endif()
if(NOT HAVE_SDL_MISC)
set(SDL_MISC_DUMMY 1)
file(GLOB MISC_SOURCES ${SDL2_SOURCE_DIR}/src/misc/dummy/*.c)
list(APPEND SOURCE_FILES ${MISC_SOURCES})
endif()
# We always need to have threads and timers around
if(NOT HAVE_SDL_THREADS)
# The emscripten platform has been carefully vetted to work without threads
if (EMSCRIPTEN)
set(SDL_THREADS_DISABLED 1)
file(GLOB THREADS_SOURCES ${SDL2_SOURCE_DIR}/src/thread/generic/*.c)
list(APPEND SOURCE_FILES ${THREADS_SOURCES})
else()
message_error("Threads are needed by many SDL subsystems and may not be disabled")
endif()
endif()
if(NOT HAVE_SDL_TIMERS)
set(SDL_TIMER_DUMMY 1)
file(GLOB TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/dummy/*.c)
list(APPEND SOURCE_FILES ${TIMER_SOURCES})
endif()
if(NOT SDLMAIN_SOURCES)
file(GLOB SDLMAIN_SOURCES ${SDL2_SOURCE_DIR}/src/main/dummy/*.c)
endif()
# Append the -MMD -MT flags
# if(DEPENDENCY_TRACKING)
# if(COMPILER_IS_GNUCC)
# set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -MMD -MT \$@")
# endif()
# endif()
# config variables may contain generator expression, so we need to generate SDL_config.h in 2 steps:
# 1. replace all `#cmakedefine`'s and `@abc@`
configure_file("${SDL2_SOURCE_DIR}/include/SDL_config.h.cmake"
"${SDL2_BINARY_DIR}/SDL_config.h.intermediate")
# 2. Create the "include-config-${CMAKE_BUILD_TYPE}" folder (fails on older CMake versions when it does not exist)
string(TOLOWER "${CMAKE_BUILD_TYPE}" lower_build_type)
execute_process(COMMAND ${CMAKE_COMMAND} -E make_directory "${CMAKE_CURRENT_BINARY_DIR}/include-config-${lower_build_type}")
# 3. generate SDL_config in an build_type-dependent folder (which should be first in the include search path)
file(GENERATE
OUTPUT "${SDL2_BINARY_DIR}/include-config-$<LOWER_CASE:$<CONFIG>>/SDL_config.h"
INPUT "${SDL2_BINARY_DIR}/SDL_config.h.intermediate")
# Prepare the flags and remove duplicates
if(EXTRA_LDFLAGS)
list(REMOVE_DUPLICATES EXTRA_LDFLAGS)
endif()
if(EXTRA_LIBS)
list(REMOVE_DUPLICATES EXTRA_LIBS)
endif()
if(EXTRA_CFLAGS)
list(REMOVE_DUPLICATES EXTRA_CFLAGS)
endif()
listtostr(EXTRA_CFLAGS _EXTRA_CFLAGS)
set(EXTRA_CFLAGS ${_EXTRA_CFLAGS})
# Compat helpers for the configuration files
find_package(Git)
if(Git_FOUND)
execute_process(COMMAND
"${GIT_EXECUTABLE}" remote get-url origin
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
RESULT_VARIABLE GIT_URL_STATUS
OUTPUT_VARIABLE GIT_URL
ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
execute_process(COMMAND
"${GIT_EXECUTABLE}" rev-list --max-count=1 HEAD~..
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
RESULT_VARIABLE GIT_REVISION_STATUS
OUTPUT_VARIABLE GIT_REVISION
ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
if(GIT_URL_STATUS EQUAL 0 OR GIT_REVISION_STATUS EQUAL 0)
set(SDL_REVISION "${GIT_URL}@${GIT_REVISION}")
else()
set(SDL_REVISION "")
endif()
else()
set(SDL_REVISION "")
endif()
configure_file("${SDL2_SOURCE_DIR}/include/SDL_revision.h.cmake"
"${SDL2_BINARY_DIR}/include/SDL_revision.h")
# Copy all non-generated headers to "${SDL2_BINARY_DIR}/include"
# This is done to avoid the inclusion of a pre-generated SDL_config.h
file(GLOB SDL2_INCLUDE_FILES ${SDL2_SOURCE_DIR}/include/*.h)
set(SDL2_COPIED_INCLUDE_FILES)
foreach(_hdr IN LISTS SDL2_INCLUDE_FILES)
if(_hdr MATCHES ".*(SDL_config|SDL_revision).*")
list(REMOVE_ITEM SDL2_INCLUDE_FILES "${_hdr}")
else()
get_filename_component(_name "${_hdr}" NAME)
set(_bin_hdr "${SDL2_BINARY_DIR}/include/${_name}")
list(APPEND SDL2_COPIED_INCLUDE_FILES "${_bin_hdr}")
add_custom_command(OUTPUT "${_bin_hdr}"
COMMAND ${CMAKE_COMMAND} -E copy_if_different "${_hdr}" "${_bin_hdr}"
DEPENDS "${_hdr}")
endif()
endforeach()
list(APPEND SDL_GENERATED_HEADERS ${SDL2_COPIED_INCLUDE_FILES})
if(NOT WINDOWS OR CYGWIN OR MINGW)
set(prefix ${CMAKE_INSTALL_PREFIX})
file(RELATIVE_PATH bin_prefix_relpath "${CMAKE_INSTALL_FULL_BINDIR}" "${CMAKE_INSTALL_PREFIX}")
set(exec_prefix "\${prefix}")
set(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
set(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
set(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
if(SDL_STATIC)
set(ENABLE_STATIC_TRUE "")
set(ENABLE_STATIC_FALSE "#")
else()
set(ENABLE_STATIC_TRUE "#")
set(ENABLE_STATIC_FALSE "")
endif()
if(SDL_SHARED)
set(PKGCONFIG_LIBS_PRIV "
Libs.private:")
set(ENABLE_SHARED_TRUE "")
set(ENABLE_SHARED_FALSE "#")
else()
set(PKGCONFIG_LIBS_PRIV "")
set(ENABLE_SHARED_TRUE "#")
set(ENABLE_SHARED_FALSE "")
endif()
# Clean up the different lists
listtostr(EXTRA_LIBS _EXTRA_LIBS "-l")
set(SDL_STATIC_LIBS ${SDL_LIBS} ${EXTRA_LDFLAGS} ${_EXTRA_LIBS})
list(REMOVE_DUPLICATES SDL_STATIC_LIBS)
listtostr(SDL_STATIC_LIBS _SDL_STATIC_LIBS)
set(SDL_STATIC_LIBS ${_SDL_STATIC_LIBS})
listtostr(SDL_LIBS _SDL_LIBS)
set(SDL_LIBS ${_SDL_LIBS})
listtostr(SDL_CFLAGS _SDL_CFLAGS "")
set(SDL_CFLAGS ${_SDL_CFLAGS})
# MESSAGE(STATUS "SDL_LIBS: ${SDL_LIBS}")
# MESSAGE(STATUS "SDL_STATIC_LIBS: ${SDL_STATIC_LIBS}")
configure_file("${SDL2_SOURCE_DIR}/sdl2.pc.in"
"${SDL2_BINARY_DIR}/sdl2.pc" @ONLY)
configure_file("${SDL2_SOURCE_DIR}/sdl2-config.in"
"${SDL2_BINARY_DIR}/sdl2-config")
configure_file("${SDL2_SOURCE_DIR}/sdl2-config.in"
"${SDL2_BINARY_DIR}/sdl2-config" @ONLY)
configure_file("${SDL2_SOURCE_DIR}/SDL2.spec.in"
"${SDL2_BINARY_DIR}/SDL2.spec" @ONLY)
endif()
macro(check_add_debug_flag FLAG SUFFIX)
check_c_compiler_flag(${FLAG} HAS_C_FLAG_${SUFFIX})
if (HAS_C_FLAG_${SUFFIX})
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${FLAG}")
endif()
check_cxx_compiler_flag(${FLAG} HAS_CXX_${SUFFIX})
if (HAS_CXX_${SUFFIX})
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${FLAG}")
endif()
endmacro()
macro(asan_check_add_debug_flag ASAN_FLAG)
check_add_debug_flag("-fsanitize=${ASAN_FLAG}" "${ASAN_FLAG}")
if(HAS_C_${ASAN_FLAG} OR HAS_CXX_${ASAN_FLAG})
set(HAVE_ASAN ON)
endif()
endmacro()
macro(asan_check_add_debug_flag2 ASAN_FLAG)
# for some sanitize flags we have to manipulate the CMAKE_REQUIRED_LIBRARIES:
# http://cmake.3232098.n2.nabble.com/CHECK-CXX-COMPILER-FLAG-doesn-t-give-correct-result-for-fsanitize-address-tp7600216p7600217.html
set(FLAG "-fsanitize=${ASAN_FLAG}")
set (STORED_REQLIBS ${CMAKE_REQUIRED_LIBRARIES})
set (CMAKE_REQUIRED_LIBRARIES "${FLAG};asan")
check_c_compiler_flag (${FLAG} HAS_C_FLAG_${ASAN_FLAG})
check_cxx_compiler_flag (${FLAG} HAS_CXX_FLAG_${ASAN_FLAG})
set (CMAKE_REQUIRED_LIBRARIES ${STORED_REQLIBS})
if (HAS_C_FLAG_${ASAN_FLAG})
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${FLAG}")
endif()
if (HAS_CXX_${ASAN_FLAG})
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${FLAG}")
endif()
if(HAS_C_${ASAN_FLAG} OR HAS_CXX_${ASAN_FLAG})
set(HAVE_ASAN ON)
endif()
endmacro()
# enable AddressSanitizer if supported
if (SDL_ASAN)
asan_check_add_debug_flag2("address")
asan_check_add_debug_flag("bool")
asan_check_add_debug_flag("bounds")
asan_check_add_debug_flag("enum")
asan_check_add_debug_flag("float-cast-overflow")
asan_check_add_debug_flag("float-divide-by-zero")
asan_check_add_debug_flag("nonnull-attribute")
asan_check_add_debug_flag("returns-nonnull-attribute")
asan_check_add_debug_flag("signed-integer-overflow")
asan_check_add_debug_flag("undefined")
asan_check_add_debug_flag("vla-bound")
asan_check_add_debug_flag("leak")
# The object size sanitizer has no effect on unoptimized builds on Clang,
# but causes warnings.
if((NOT USE_CLANG) OR ("${CMAKE_BUILD_TYPE}" STREQUAL ""))
asan_check_add_debug_flag("object-size")
endif()
endif()
# Create target that collects all all generated include files.
add_custom_target(sdl_headers_copy
DEPENDS ${SDL_GENERATED_HEADERS})
##### Info output #####
message(STATUS "")
message(STATUS "SDL2 was configured with the following options:")
message(STATUS "")
message(STATUS "Platform: ${CMAKE_SYSTEM}")
message(STATUS "64-bit: ${ARCH_64}")
message(STATUS "Compiler: ${CMAKE_C_COMPILER}")
message(STATUS "Revision: ${SDL_REVISION}")
message(STATUS "")
message(STATUS "Subsystems:")
foreach(_SUB ${SDL_SUBSYSTEMS})
string(TOUPPER ${_SUB} _OPT)
message_bool_option(${_SUB} SDL_${_OPT})
endforeach()
message(STATUS "")
message(STATUS "Options:")
list(SORT ALLOPTIONS)
foreach(_OPT ${ALLOPTIONS})
# Get the padding
string(LENGTH ${_OPT} _OPTLEN)
math(EXPR _PADLEN "(${LONGESTOPTIONNAME} + 1) - ${_OPTLEN}")
string(RANDOM LENGTH ${_PADLEN} ALPHABET " " _PADDING)
message_tested_option(${_OPT} ${_PADDING})
endforeach()
if("${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
message(STATUS "")
message(STATUS " CMAKE_C_FLAGS_DEBUG: ${CMAKE_C_FLAGS_DEBUG}")
message(STATUS " CMAKE_CXX_FLAGS_DEBUG: ${CMAKE_CXX_FLAGS_DEBUG}")
endif()
message(STATUS "")
message(STATUS " CFLAGS: ${CMAKE_C_FLAGS}")
message(STATUS " EXTRA_CFLAGS: ${EXTRA_CFLAGS}")
message(STATUS " EXTRA_LDFLAGS: ${EXTRA_LDFLAGS} ${EXTRA_LDFLAGS_BUILD}")
message(STATUS " EXTRA_LIBS: ${EXTRA_LIBS}")
message(STATUS "")
message(STATUS " Build Shared Library: ${SDL_SHARED}")
message(STATUS " Build Static Library: ${SDL_STATIC}")
if(SDL_STATIC)
message(STATUS " Build Static Library with Position Independent Code: ${SDL_STATIC_PIC}")
endif()
message(STATUS "")
if(UNIX)
message(STATUS "If something was not detected, although the libraries")
message(STATUS "were installed, then make sure you have set the")
message(STATUS "CFLAGS and LDFLAGS environment variables correctly.")
message(STATUS "")
endif()
if(WARN_ABOUT_ARM_SIMD_ASM_MIT)
message(STATUS "")
message(STATUS "SDL is being built with ARM SIMD optimizations, which")
message(STATUS "uses code licensed under the MIT license. If this is a")
message(STATUS "problem, please disable that code by rerunning CMake with:")
message(STATUS "")
message(STATUS " -DSDL_ARMSIMD=OFF")
endif()
if(WARN_ABOUT_ARM_NEON_ASM_MIT)
message(STATUS "")
message(STATUS "SDL is being built with ARM NEON optimizations, which")
message(STATUS "uses code licensed under the MIT license. If this is a")
message(STATUS "problem, please disable that code by rerunning CMake with:")
message(STATUS "")
message(STATUS " -DSDL_ARMNEON=OFF")
endif()
# Ensure that the extra cflags are used at compile time
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_CFLAGS} ${EXTRA_CFLAGS_BUILD}")
if(NOT WINDOWS_STORE AND NOT SDL2_DISABLE_SDL2MAIN)
# Build SDLmain
add_library(SDL2main STATIC ${SDLMAIN_SOURCES})
add_dependencies(SDL2main sdl_headers_copy)
# alias target for in-tree builds
add_library(SDL2::SDL2main ALIAS SDL2main)
target_include_directories(SDL2main BEFORE PRIVATE "${SDL2_BINARY_DIR}/include" PRIVATE "${SDL2_BINARY_DIR}/include-config-$<LOWER_CASE:$<CONFIG>>")
target_include_directories(SDL2main PUBLIC "$<BUILD_INTERFACE:${SDL2_BINARY_DIR}/include>" $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}> $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/SDL2>)
if (WIN32)
target_link_libraries(SDL2main PRIVATE shell32)
endif()
if(MINGW OR CYGWIN)
cmake_minimum_required(VERSION 3.13)
if(CMAKE_SIZEOF_VOID_P EQUAL 4)
target_link_options(SDL2main PUBLIC "-Wl,--undefined=_WinMain@16")
else()
target_link_options(SDL2main PUBLIC "-Wl,--undefined=WinMain")
endif()
endif()
if (NOT ANDROID)
set_target_properties(SDL2main PROPERTIES DEBUG_POSTFIX "${SDL_CMAKE_DEBUG_POSTFIX}")
endif()
endif()
if(ANDROID)
target_include_directories(sdl-build-options INTERFACE "${ANDROID_NDK}/sources/android/cpufeatures")
endif()
if(APPLE)
target_compile_options(sdl-build-options INTERFACE "-fobjc-arc")
endif()
if(PS2)
target_compile_options(sdl-build-options INTERFACE "-Wno-error=declaration-after-statement")
endif()
if(SDL_SHARED)
add_library(SDL2 SHARED ${SOURCE_FILES} ${VERSION_SOURCES})
add_dependencies(SDL2 sdl_headers_copy)
# alias target for in-tree builds
add_library(SDL2::SDL2 ALIAS SDL2)
set_target_properties(SDL2 PROPERTIES POSITION_INDEPENDENT_CODE TRUE)
if(APPLE)
set_target_properties(SDL2 PROPERTIES
MACOSX_RPATH 1
OUTPUT_NAME "SDL2-${LT_RELEASE}")
elseif(UNIX AND NOT ANDROID)
set_target_properties(SDL2 PROPERTIES
VERSION ${LT_VERSION}
SOVERSION ${LT_MAJOR}
OUTPUT_NAME "SDL2-${LT_RELEASE}")
else()
if(WINDOWS OR CYGWIN)
set_target_properties(SDL2 PROPERTIES
DEFINE_SYMBOL DLL_EXPORT)
elseif(OS2)
set_target_properties(SDL2 PROPERTIES
DEFINE_SYMBOL BUILD_SDL)
endif()
set_target_properties(SDL2 PROPERTIES
VERSION ${SDL_VERSION}
SOVERSION ${LT_REVISION}
OUTPUT_NAME "SDL2")
endif()
# Note: The clang toolset for Visual Studio does not support /NODEFAULTLIB.
if(MSVC AND NOT SDL_LIBC AND NOT MSVC_CLANG AND NOT CMAKE_GENERATOR_PLATFORM STREQUAL "ARM")
# Don't try to link with the default set of libraries.
if(NOT WINDOWS_STORE)
set_target_properties(SDL2 PROPERTIES LINK_FLAGS_RELEASE "/NODEFAULTLIB")
set_target_properties(SDL2 PROPERTIES LINK_FLAGS_DEBUG "/NODEFAULTLIB")
endif()
set_target_properties(SDL2 PROPERTIES STATIC_LIBRARY_FLAGS "/NODEFAULTLIB")
endif()
# FIXME: if CMAKE_VERSION >= 3.13, use target_link_options for EXTRA_LDFLAGS
target_link_libraries(SDL2 PRIVATE ${EXTRA_LIBS} ${EXTRA_LDFLAGS} ${EXTRA_LDFLAGS_BUILD})
target_include_directories(SDL2 PUBLIC
"$<BUILD_INTERFACE:${SDL2_BINARY_DIR}/include>"
"$<BUILD_INTERFACE:${SDL2_BINARY_DIR}/include-config-$<LOWER_CASE:$<CONFIG>>>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/SDL2>")
# This picks up all the compiler options and such we've accumulated up to here.
target_link_libraries(SDL2 PRIVATE $<BUILD_INTERFACE:sdl-build-options>)
if(MINGW OR CYGWIN)
if(NOT CMAKE_VERSION VERSION_LESS "3.13")
target_link_options(SDL2 PRIVATE -static-libgcc)
endif()
endif()
if(NOT ANDROID)
set_target_properties(SDL2 PROPERTIES DEBUG_POSTFIX "${SDL_CMAKE_DEBUG_POSTFIX}")
endif()
# Use `Compatible Interface Properties` to allow consumers to enforce a shared/static library
set_property(TARGET SDL2 PROPERTY INTERFACE_SDL2_SHARED TRUE)
set_property(TARGET SDL2 APPEND PROPERTY COMPATIBLE_INTERFACE_BOOL SDL2_SHARED)
endif()
if(SDL_STATIC)
add_library(SDL2-static STATIC ${SOURCE_FILES})
add_dependencies(SDL2-static sdl_headers_copy)
# alias target for in-tree builds
add_library(SDL2::SDL2-static ALIAS SDL2-static)
if(MSVC OR (WATCOM AND (WIN32 OR OS2)))
# Avoid conflict between the dll import library and the static library
set_target_properties(SDL2-static PROPERTIES OUTPUT_NAME "SDL2-static")
else()
set_target_properties(SDL2-static PROPERTIES OUTPUT_NAME "SDL2")
endif()
set_target_properties(SDL2-static PROPERTIES POSITION_INDEPENDENT_CODE "${SDL_STATIC_PIC}")
target_compile_definitions(SDL2-static PRIVATE SDL_STATIC_LIB)
# TODO: Win32 platforms keep the same suffix .lib for import and static
# libraries - do we need to consider this?
target_link_libraries(SDL2-static PRIVATE ${EXTRA_LIBS} ${EXTRA_LDFLAGS})
target_include_directories(SDL2-static PUBLIC
"$<BUILD_INTERFACE:${SDL2_BINARY_DIR}/include>"
"$<BUILD_INTERFACE:${SDL2_BINARY_DIR}/include-config-$<LOWER_CASE:$<CONFIG>>>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/SDL2>")
# This picks up all the compiler options and such we've accumulated up to here.
target_link_libraries(SDL2-static PRIVATE $<BUILD_INTERFACE:sdl-build-options>)
if(NOT ANDROID)
set_target_properties(SDL2-static PROPERTIES DEBUG_POSTFIX "${SDL_CMAKE_DEBUG_POSTFIX}")
endif()
# Use `Compatible Interface Properties` to allow consumers to enforce a shared/static library
set_property(TARGET SDL2-static PROPERTY INTERFACE_SDL2_SHARED FALSE)
set_property(TARGET SDL2-static APPEND PROPERTY COMPATIBLE_INTERFACE_BOOL SDL2_SHARED)
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DSDL_BUILD_MAJOR_VERSION=${SDL_MAJOR_VERSION}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DSDL_BUILD_MINOR_VERSION=${SDL_MINOR_VERSION}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DSDL_BUILD_MICRO_VERSION=${SDL_MICRO_VERSION}")
##### Tests #####
if(SDL_TEST)
file(GLOB TEST_SOURCES ${SDL2_SOURCE_DIR}/src/test/*.c)
add_library(SDL2_test STATIC ${TEST_SOURCES})
add_dependencies(SDL2_test sdl_headers_copy)
add_library(SDL2::SDL2test ALIAS SDL2_test)
set_target_properties(SDL2_test PROPERTIES
EXPORT_NAME SDL2test)
target_include_directories(SDL2_test PUBLIC
"$<BUILD_INTERFACE:${SDL2_BINARY_DIR}/include>"
"$<BUILD_INTERFACE:${SDL2_BINARY_DIR}/include-config-$<LOWER_CASE:$<CONFIG>>>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/SDL2>")
target_link_libraries(SDL2_test PRIVATE ${EXTRA_TEST_LIBS})
endif()
##### Installation targets #####
if(NOT SDL2_DISABLE_INSTALL)
if(SDL_SHARED)
install(TARGETS SDL2 EXPORT SDL2Targets
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")
endif()
if(NOT WINDOWS_STORE AND NOT SDL2_DISABLE_SDL2MAIN)
install(TARGETS SDL2main EXPORT SDL2mainTargets
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")
endif()
if(SDL_STATIC)
install(TARGETS SDL2-static EXPORT SDL2staticTargets
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")
endif()
if(SDL_TEST)
install(TARGETS SDL2_test EXPORT SDL2testTargets
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")
endif()
##### Export files #####
if (WINDOWS AND NOT MINGW)
set(PKG_PREFIX "cmake")
else ()
set(PKG_PREFIX "${CMAKE_INSTALL_LIBDIR}/cmake/SDL2")
endif ()
include(CMakePackageConfigHelpers)
configure_package_config_file(SDL2Config.cmake.in "${CMAKE_CURRENT_BINARY_DIR}/SDL2Config.cmake"
PATH_VARS CMAKE_INSTALL_PREFIX CMAKE_INSTALL_FULL_BINDIR CMAKE_INSTALL_FULL_INCLUDEDIR CMAKE_INSTALL_FULL_LIBDIR
INSTALL_DESTINATION ${PKG_PREFIX}
)
write_basic_package_version_file("${CMAKE_CURRENT_BINARY_DIR}/SDL2ConfigVersion.cmake"
VERSION ${SDL_VERSION}
COMPATIBILITY AnyNewerVersion
)
if(SDL_SHARED)
install(EXPORT SDL2Targets
FILE SDL2Targets.cmake
NAMESPACE SDL2::
DESTINATION ${PKG_PREFIX}
)
if(ANDROID AND NOT CMAKE_VERSION VERSION_LESS 3.7)
install(EXPORT_ANDROID_MK SDL2Targets
DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/ndk-modules/SDL2")
endif()
endif()
if(NOT WINDOWS_STORE AND NOT SDL2_DISABLE_SDL2MAIN)
install(EXPORT SDL2mainTargets
FILE SDL2mainTargets.cmake
NAMESPACE SDL2::
DESTINATION ${PKG_PREFIX}
)
if(ANDROID AND NOT CMAKE_VERSION VERSION_LESS 3.7)
install(EXPORT_ANDROID_MK SDL2mainTargets
DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/ndk-modules/SDL2main")
endif()
endif()
if(SDL_STATIC)
install(EXPORT SDL2staticTargets
FILE SDL2staticTargets.cmake
NAMESPACE SDL2::
DESTINATION ${PKG_PREFIX}
)
if(ANDROID AND NOT CMAKE_VERSION VERSION_LESS 3.7)
install(EXPORT_ANDROID_MK SDL2staticTargets
DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/ndk-modules/SDL2-static")
endif()
endif()
if(SDL_TEST)
install(EXPORT SDL2testTargets
FILE SDL2testTargets.cmake
NAMESPACE SDL2::
DESTINATION ${PKG_PREFIX}
)
if(ANDROID AND NOT CMAKE_VERSION VERSION_LESS 3.7)
install(EXPORT_ANDROID_MK SDL2testTargets
DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/ndk-modules/SDL2test")
endif()
endif()
install(
FILES
${CMAKE_CURRENT_BINARY_DIR}/SDL2Config.cmake
${CMAKE_CURRENT_BINARY_DIR}/SDL2ConfigVersion.cmake
DESTINATION ${PKG_PREFIX}
COMPONENT Devel
)
install(
FILES
${SDL2_INCLUDE_FILES}
"${SDL2_BINARY_DIR}/include/SDL_revision.h"
"${SDL2_BINARY_DIR}/include-config-$<LOWER_CASE:$<CONFIG>>/SDL_config.h"
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/SDL2)
string(TOUPPER "${CMAKE_BUILD_TYPE}" UPPER_BUILD_TYPE)
if (UPPER_BUILD_TYPE MATCHES DEBUG)
set(SOPOSTFIX "${SDL_CMAKE_DEBUG_POSTFIX}")
else()
set(SOPOSTFIX "")
endif()
if(NOT (WINDOWS OR CYGWIN) OR MINGW)
if(SDL_SHARED)
set(SOEXT ${CMAKE_SHARED_LIBRARY_SUFFIX}) # ".so", ".dylib", etc.
get_target_property(SONAME SDL2 OUTPUT_NAME)
if(NOT ANDROID AND NOT MINGW AND NOT OS2)
install(CODE "
execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink
\"lib${SONAME}${SOPOSTFIX}${SOEXT}\" \"libSDL2${SOPOSTFIX}${SOEXT}\"
WORKING_DIRECTORY \"${SDL2_BINARY_DIR}\")")
install(FILES ${SDL2_BINARY_DIR}/libSDL2${SOPOSTFIX}${SOEXT} DESTINATION "${CMAKE_INSTALL_LIBDIR}")
endif()
endif()
if(FREEBSD)
# FreeBSD uses ${PREFIX}/libdata/pkgconfig
install(FILES ${SDL2_BINARY_DIR}/sdl2.pc DESTINATION "libdata/pkgconfig")
else()
install(FILES ${SDL2_BINARY_DIR}/sdl2.pc
DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
endif()
install(PROGRAMS ${SDL2_BINARY_DIR}/sdl2-config DESTINATION "${CMAKE_INSTALL_BINDIR}")
# TODO: what about the .spec file? Is it only needed for RPM creation?
install(FILES "${SDL2_SOURCE_DIR}/sdl2.m4" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/aclocal")
install(FILES "LICENSE.txt" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/licenses/${PROJECT_NAME}")
endif()
endif()
##### Uninstall target #####
if(NOT SDL2_DISABLE_UNINSTALL)
if(NOT TARGET uninstall)
configure_file(
"${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
IMMEDIATE @ONLY)
add_custom_target(uninstall
COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
endif()
endif()
##### Tests subproject (must appear after the install/uninstall targets) #####
if(SDL_TESTS)
enable_testing()
add_subdirectory(test)
endif()
##### Fix Objective C builds #####
set(CMAKE_OBJC_FLAGS "${CMAKE_OBJC_FLAGS} ${CMAKE_C_FLAGS}")
# Make sure SDL2::SDL2 always exists
if(TARGET SDL2::SDL2-static AND NOT TARGET SDL2::SDL2)
add_library(SDL2::SDL2 ALIAS SDL2-static)
endif()
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