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cmake: detect CPU architecture in 1 compilation

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This commit is contained in:
Anonymous Maarten
2024-05-26 22:40:47 +02:00
parent 3af4f120d0
commit bba76859f5
8 changed files with 209 additions and 154 deletions
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106
cmake/sdlplatform.cmake
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@@ -1,110 +1,70 @@
macro(SDL_DetectCMakePlatform)
set(SDL_CMAKE_PLATFORM )
# Get the platform
function(SDL_DetectCMakePlatform)
set(sdl_cmake_platform )
if(WIN32)
set(SDL_CMAKE_PLATFORM Windows)
set(sdl_cmake_platform Windows)
elseif(PSP)
set(SDL_CMAKE_PLATFORM psp)
set(sdl_cmake_platform psp)
elseif(APPLE)
if(CMAKE_SYSTEM_NAME MATCHES ".*(Darwin|MacOS).*")
set(SDL_CMAKE_PLATFORM macOS)
set(sdl_cmake_platform macOS)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*tvOS.*")
set(SDL_CMAKE_PLATFORM tvOS)
set(sdl_cmake_platform tvOS)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*iOS.*")
set(SDL_CMAKE_PLATFORM iOS)
set(sdl_cmake_platform iOS)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*watchOS.*")
set(SDL_CMAKE_PLATFORM watchOS)
set(sdl_cmake_platform watchOS)
elseif (CMAKE_SYSTEM_NAME MATCHES "visionOS")
set(SDL_CMAKE_PLATFORM visionOS)
set(sdl_cmake_platform visionOS)
else()
message(WARNING "Unknown Apple platform: \"${CMAKE_SYSTEM_NAME}\"")
endif()
elseif(CMAKE_SYSTEM_NAME MATCHES "Haiku.*")
set(SDL_CMAKE_PLATFORM Haiku)
set(sdl_cmake_platform Haiku)
elseif(NINTENDO_3DS)
set(SDL_CMAKE_PLATFORM n3ds)
set(sdl_cmake_platform n3ds)
elseif(PS2)
set(SDL_CMAKE_PLATFORM ps2)
set(sdl_cmake_platform ps2)
elseif(VITA)
set(SDL_CMAKE_PLATFORM Vita)
set(sdl_cmake_platform Vita)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*Linux")
set(SDL_CMAKE_PLATFORM Linux)
set(sdl_cmake_platform Linux)
elseif(CMAKE_SYSTEM_NAME MATCHES "kFreeBSD.*")
set(SDL_CMAKE_PLATFORM FreeBSD)
set(sdl_cmake_platform FreeBSD)
elseif(CMAKE_SYSTEM_NAME MATCHES "kNetBSD.*|NetBSD.*")
set(SDL_CMAKE_PLATFORM NetBSD)
set(sdl_cmake_platform NetBSD)
elseif(CMAKE_SYSTEM_NAME MATCHES "kOpenBSD.*|OpenBSD.*")
set(SDL_CMAKE_PLATFORM OpenBSD)
set(sdl_cmake_platform OpenBSD)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*GNU.*")
set(SDL_CMAKE_PLATFORM GNU)
set(sdl_cmake_platform GNU)
elseif(CMAKE_SYSTEM_NAME MATCHES ".*BSDI.*")
set(SDL_CMAKE_PLATFORM BSDi)
set(sdl_cmake_platform BSDi)
elseif(CMAKE_SYSTEM_NAME MATCHES "DragonFly.*|FreeBSD")
set(SDL_CMAKE_PLATFORM FreeBSD)
set(sdl_cmake_platform FreeBSD)
elseif(CMAKE_SYSTEM_NAME MATCHES "SYSV5.*")
set(SDL_CMAKE_PLATFORM SYSV5)
set(sdl_cmake_platform SYSV5)
elseif(CMAKE_SYSTEM_NAME MATCHES "Solaris.*|SunOS.*")
set(SDL_CMAKE_PLATFORM Solaris)
set(sdl_cmake_platform Solaris)
elseif(CMAKE_SYSTEM_NAME MATCHES "HP-UX.*")
set(SDL_CMAKE_PLATFORM HPUX)
set(sdl_cmake_platform HPUX)
elseif(CMAKE_SYSTEM_NAME MATCHES "AIX.*")
set(SDL_CMAKE_PLATFORM AIX)
set(sdl_cmake_platform AIX)
elseif(CMAKE_SYSTEM_NAME MATCHES "Minix.*")
set(SDL_CMAKE_PLATFORM Minix)
set(sdl_cmake_platform Minix)
elseif(CMAKE_SYSTEM_NAME MATCHES "Android.*")
set(SDL_CMAKE_PLATFORM Android)
set(sdl_cmake_platform Android)
elseif(CMAKE_SYSTEM_NAME MATCHES "Emscripten.*")
set(SDL_CMAKE_PLATFORM Emscripten)
set(sdl_cmake_platform Emscripten)
elseif(CMAKE_SYSTEM_NAME MATCHES "QNX.*")
set(SDL_CMAKE_PLATFORM QNX)
set(sdl_cmake_platform QNX)
elseif(CMAKE_SYSTEM_NAME MATCHES "BeOS.*")
message(FATAL_ERROR "BeOS support has been removed as of SDL 2.0.2.")
endif()
if(SDL_CMAKE_PLATFORM)
string(TOUPPER "${SDL_CMAKE_PLATFORM}" _upper_platform)
set(${_upper_platform} TRUE)
if(sdl_cmake_platform)
string(TOUPPER "${sdl_cmake_platform}" _upper_platform)
set("${_upper_platform}" TRUE PARENT_SCOPE)
else()
set(SDL_CMAKE_PLATFORM "unknown")
set(sdl_cmake_platform "unknown")
endif()
endmacro()
function(SDL_DetectCPUArchitecture)
set(sdl_cpu_names)
if(APPLE AND CMAKE_OSX_ARCHITECTURES)
foreach(osx_arch ${CMAKE_OSX_ARCHITECTURES})
if(osx_arch STREQUAL "x86_64")
list(APPEND sdl_cpu_names "x64")
elseif(osx_arch STREQUAL "arm64")
list(APPEND sdl_cpu_names "arm64")
endif()
endforeach()
endif()
set(sdl_known_archs x64 x86 arm64 arm32 emscripten powerpc64 powerpc32 loongarch64)
if(NOT sdl_cpu_names)
set(found FALSE)
foreach(sdl_known_arch ${sdl_known_archs})
if(NOT found)
string(TOUPPER "${sdl_known_arch}" sdl_known_arch_upper)
set(var_name "SDL_CPU_${sdl_known_arch_upper}")
check_cpu_architecture(${sdl_known_arch} ${var_name})
if(${var_name})
list(APPEND sdl_cpu_names ${sdl_known_arch})
set(found TRUE)
endif()
endif()
endforeach()
endif()
foreach(sdl_known_arch ${sdl_known_archs})
string(TOUPPER "${sdl_known_arch}" sdl_known_arch_upper)
set(var_name "SDL_CPU_${sdl_known_arch_upper}")
if(sdl_cpu_names MATCHES "(^|;)${sdl_known_arch}($|;)") # FIXME: use if(IN_LIST)
set(${var_name} 1 PARENT_SCOPE)
else()
set(${var_name} 0 PARENT_SCOPE)
endif()
endforeach()
set(SDL_CPU_NAMES ${sdl_cpu_names} PARENT_SCOPE)
set(SDL_CMAKE_PLATFORM "${sdl_cmake_platform}" PARENT_SCOPE)
endfunction()