macos compat

Author: lukasIO

livekit-rtc/hatch_build.py

@@ -12,14 +12,34 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from sysconfig import get_platform
+import sys
 
 from hatchling.builders.hooks.plugin.interface import BuildHookInterface
 
 
 class CustomBuildHook(BuildHookInterface):
     def initialize(self, version, build_data):
-        """Force platform-specific wheel with py3-none tag."""
+        """Force platform-specific wheel with py3-none tag.
+
+        The native libraries (.so, .dylib, .dll) are not Python C extensions -
+        they're standalone FFI libraries loaded at runtime. This means they
+        don't depend on a specific CPython ABI, so we use py3-none to indicate
+        compatibility with any Python 3.x version while keeping the platform tag.
+        """
         build_data["pure_python"] = False
         build_data["infer_tag"] = False
-        build_data["tag"] = f"py3-none-{get_platform().replace('-', '_').replace('.', '_')}"
+
+        # Get the platform tag using hatchling's logic (handles MACOSX_DEPLOYMENT_TARGET, etc.)
+        from packaging.tags import sys_tags
+
+        tag = next(
+            t for t in sys_tags() if "manylinux" not in t.platform and "musllinux" not in t.platform
+        )
+        platform = tag.platform
+
+        if sys.platform == "darwin":
+            from hatchling.builders.macos import process_macos_plat_tag
+
+            platform = process_macos_plat_tag(platform, compat=True)
+
+        build_data["tag"] = f"py3-none-{platform}"