aedi: do not update SDL_revision.h

aedi/target/library_tier2.py

@@ -458,7 +458,8 @@ class Sdl2Target(CMakeStaticDependencyTarget):
     def prepare_source(self, state: BuildState):
         state.download_source(
             'https://libsdl.org/release/SDL2-2.0.16.tar.gz',
-            '65be9ff6004034b5b2ce9927b5a4db1814930f169c4b2dae0a1e4697075f287b')
+            '65be9ff6004034b5b2ce9927b5a4db1814930f169c4b2dae0a1e4697075f287b',
+            patches='sdl2-no-updaterev')
 
     FRAMEWORKS = ''
     LINKER_FLAGS = ''

patch/sdl2-no-updaterev.diff

@@ -0,0 +1,14 @@
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -2343,11 +2343,6 @@
+ set(EXTRA_CFLAGS ${_EXTRA_CFLAGS})
+ 
+ # Compat helpers for the configuration files
+-if(NOT CMAKE_HOST_WIN32)
+-  # TODO: we need a Windows script, too
+-  execute_process(COMMAND sh ${SDL2_SOURCE_DIR}/build-scripts/updaterev.sh
+-    WORKING_DIRECTORY ${SDL2_BINARY_DIR})
+-endif()
+ if(NOT WINDOWS OR CYGWIN OR MINGW)
+ 
+   set(prefix ${CMAKE_INSTALL_PREFIX})