[copybara] Resync with mostrobotpy (#8662)

wpiutil/src/main/python/native-pyproject.toml

@@ -36,7 +36,21 @@ includedir = "src/native/wpiutil/include"
 libdir = "src/native/wpiutil/lib"
 shared_libraries = ["wpiutil"]
 
-enable_if = "platform_system != 'Windows'"
+enable_if = "platform_system != 'Windows' and platform_machine != 'aarch64'"
+
+[[tool.hatch.build.hooks.nativelib.pcfile]]
+pcfile = "src/native/wpiutil/robotpy-native-wpiutil.pc"
+name = "wpiutil"
+
+includedir = "src/native/wpiutil/include"
+libdir = "src/native/wpiutil/lib"
+shared_libraries = ["wpiutil"]
+
+# abi warnings are obnoxious on arm
+extra_cflags = "-Wno-psabi"
+
+enable_if = "platform_system != 'Windows' and platform_machine == 'aarch64'"
+
 
 [[tool.hatch.build.hooks.nativelib.pcfile]]
 pcfile = "src/native/wpiutil/robotpy-native-wpiutil.pc"

wpiutil/src/main/python/pyproject.toml

@@ -1,7 +1,7 @@
 [build-system]
 build-backend = "hatchling.build"
 requires = [
-    "semiwrap~=0.2.6",
+    "semiwrap~=0.3.0",
     "hatch-meson~=0.1.0",
     "hatch-robotpy~=0.2.1",
     "hatchling",

wpiutil/src/main/python/wpiutil/wpistruct/typing.py

@@ -1,15 +1,4 @@
-from typing import ClassVar, Protocol
-
-try:
-    from typing import TypeGuard
-except ImportError:
-    try:
-        from typing_extensions import TypeGuard
-    except ImportError:
-        # Runtime fallback for Python 3.9 without typing_extensions
-        class TypeGuard:
-            def __class_getitem__(cls, key):
-                return bool
+from typing import ClassVar, Protocol, TypeGuard
 
 
 class StructSerializable(Protocol):