Commit 5df106603d138ac3d76c1901327ce9d3bb857376
2022-11-29T17:48:45
cmake: move platform detection to cmake/sdl/paltform.cmake for re-use by SDL2-compat
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diff --git a/CMakeLists.txt b/CMakeLists.txt
index 75068d8..d484956 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -74,6 +74,7 @@ find_package(PkgConfig)
list(APPEND CMAKE_MODULE_PATH "${SDL2_SOURCE_DIR}/cmake")
include(${SDL2_SOURCE_DIR}/cmake/macros.cmake)
include(${SDL2_SOURCE_DIR}/cmake/sdlchecks.cmake)
+include(${SDL2_SOURCE_DIR}/cmake/sdlplatform.cmake)
include(${SDL2_SOURCE_DIR}/cmake/CheckCPUArchitecture.cmake)
# Enable large file support on 32-bit glibc, so that we can access files
@@ -156,56 +157,7 @@ if(NOT LIBTYPE)
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.*|SunOS.*")
- 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)
-elseif(NINTENDO_3DS)
- set(N3DS TRUE)
-endif()
+SDL_DetectCMakePlatform()
# Don't mistake osx for unix
if(UNIX AND NOT ANDROID AND NOT APPLE AND NOT RISCOS)
diff --git a/cmake/sdlplatform.cmake b/cmake/sdlplatform.cmake
new file mode 100644
index 0000000..f55ad31
--- /dev/null
+++ b/cmake/sdlplatform.cmake
@@ -0,0 +1,55 @@
+macro(SDL_DetectCMakePlatform)
+ set(SDL_CMAKE_PLATFORM )
+ # Get the platform
+ if(WIN32)
+ set(SDL_CMAKE_PLATFORM WINDOWS)
+ elseif(UNIX AND NOT APPLE)
+ if(CMAKE_SYSTEM_NAME MATCHES ".*Linux")
+ set(SDL_CMAKE_PLATFORM LINUX)
+ elseif(CMAKE_SYSTEM_NAME MATCHES "kFreeBSD.*")
+ set(SDL_CMAKE_PLATFORM FREEBSD)
+ elseif(CMAKE_SYSTEM_NAME MATCHES "kNetBSD.*|NetBSD.*")
+ set(SDL_CMAKE_PLATFORM NETBSD)
+ elseif(CMAKE_SYSTEM_NAME MATCHES "kOpenBSD.*|OpenBSD.*")
+ set(SDL_CMAKE_PLATFORM OPENBSD)
+ elseif(CMAKE_SYSTEM_NAME MATCHES ".*GNU.*")
+ set(SDL_CMAKE_PLATFORM GNU)
+ elseif(CMAKE_SYSTEM_NAME MATCHES ".*BSDI.*")
+ set(SDL_CMAKE_PLATFORM BSDI)
+ elseif(CMAKE_SYSTEM_NAME MATCHES "DragonFly.*|FreeBSD")
+ set(SDL_CMAKE_PLATFORM FREEBSD)
+ elseif(CMAKE_SYSTEM_NAME MATCHES "SYSV5.*")
+ set(SDL_CMAKE_PLATFORM SYSV5)
+ elseif(CMAKE_SYSTEM_NAME MATCHES "Solaris.*|SunOS.*")
+ set(SDL_CMAKE_PLATFORM SOLARIS)
+ elseif(CMAKE_SYSTEM_NAME MATCHES "HP-UX.*")
+ set(SDL_CMAKE_PLATFORM HPUX)
+ elseif(CMAKE_SYSTEM_NAME MATCHES "AIX.*")
+ set(SDL_CMAKE_PLATFORM AIX)
+ elseif(CMAKE_SYSTEM_NAME MATCHES "Minix.*")
+ set(SDL_CMAKE_PLATFORM MINIX)
+ endif()
+ elseif(APPLE)
+ if(CMAKE_SYSTEM_NAME MATCHES ".*Darwin.*")
+ set(SDL_CMAKE_PLATFORM DARWIN)
+ elseif(CMAKE_SYSTEM_NAME MATCHES ".*MacOS.*")
+ set(SDL_CMAKE_PLATFORM MACOSX)
+ elseif(CMAKE_SYSTEM_NAME MATCHES ".*tvOS.*")
+ set(SDL_CMAKE_PLATFORM TVOS)
+ 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(SDL_CMAKE_PLATFORM IOS)
+ 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(SDL_CMAKE_PLATFORM HAIKU)
+ elseif(NINTENDO_3DS)
+ set(SDL_CMAKE_PLATFORM N3DS)
+ endif()
+ if(SDL_CMAKE_PLATFORM)
+ set(${SDL_CMAKE_PLATFORM} TRUE)
+ endif()
+endmacro()