Initial systemcore support

.github/workflows/dist.yml

@@ -6,12 +6,13 @@ on:
   push:
     branches:
     - main
+    - '2027'
     tags:
     - '*'
 
 jobs:
   ci:
-    uses: robotpy/build-actions/.github/workflows/package-pure.yml@v2025
+    uses: robotpy/build-actions/.github/workflows/package-pure.yml@v2027
     with:
       enable_sphinx_check: false
     secrets:

robotpy_installer/_pipstub.py

@@ -2,20 +2,41 @@
 # This hacks around pip's lack of support for supporting environment markers
 # when specifying --platform/--abi/--implementation etc
 #
+# In principle we could just directly patch pip on the robot but that
+# has its own share of downsides so we just do this instead
+#
 
 import platform
 import runpy
 import sysconfig
 import os
 import sys
 
+# TODO: better detection needed to ensure we only run this on systemcore
+#       but this is fine for now?
+if sysconfig.get_platform() == "linux-aarch64":
+    try:
+        import pip._vendor.packaging.tags as tags
+
+        def platform_tags():
+            for i in reversed(range(17, 38)):
+                yield f"manylinux_2_{i}_aarch64"
+
+            yield "linux_systemcore"
+            yield "linux_aarch64"
+
+        tags.platform_tags = platform_tags
+
+    except ImportError:
+        pass
+
 
 if __name__ == "__main__":
-    # Setup environment for what the RoboRIO python would have
+    # Setup environment for what the SystemCore python would have
     # -> strictly speaking we only care about platform.machine as that's what
     #    we're using in robotpy-meta, but the rest for completeness
-    sysconfig.get_platform = lambda: "linux_roborio"
-    platform.machine = lambda: "roborio"
+    sysconfig.get_platform = lambda: "linux-systemcore"
+    platform.machine = lambda: "systemcore"
     platform.python_implementation = lambda: "CPython"
     platform.system = lambda: "Linux"
     platform.python_version = lambda: "3.13.0"