Fix python314t build on Windows

1 files changed, 18 insertions, 0 deletions

diff --git a/setup.py b/setup.py
index 538da85..1812938 100644
--- a/setup.py
+++ b/setup.py
@@ -36,6 +36,24 @@ class jq_with_deps_build_ext(build_ext):
         if os.name == "nt":
             self.compiler = "mingw32"
 
+    def get_libraries(self, ext: Extension) -> list[str]:
+        # When using non-MSVC compilers on Windows, the Python lib to link
+        # against generated by setuptools fails to add the "t" suffix for
+        # free-threaded builds. We therefore override `get_libraries` to
+        # work around this.
+        #
+        # See: https://github.com/pypa/setuptools/issues/5126
+        if os.name == "nt" and sysconfig.get_config_var("Py_GIL_DISABLED"):
+            pythonlib = "python%d%dt" % (
+                sys.hexversion >> 24,
+                (sys.hexversion >> 16) & 0xFF,
+            )
+            if self.debug:
+                pythonlib += '_d'
+            return ext.libraries + [pythonlib]
+        else:
+            return build_ext.get_libraries(self, ext)
+
     def run(self):
         if not os.path.exists(_dep_build_path(".")):
             os.makedirs(_dep_build_path("."))