From 52ff7fead1bcea5d3ad64fd28f37d89aeec27e8f Mon Sep 17 00:00:00 2001
From: Mattia Penati <mattia.penati@protonmail.com>
Date: Sat, 14 Feb 2026 12:00:05 +0100
Subject: [PATCH] Fix PyArray_DTypeMeta definition when Py_LIMITED_API is
 disabled

---
 CHANGELOG.md          |  4 ++++
 src/npyffi/objects.rs | 14 ++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35cc83368..8f9500f38 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,8 @@
 # Changelog
+
+- Unreleased
+  - Fix PyArray_DTypeMeta definition when Py_LIMITED_API is disabled (#532)
+
 - v0.28.0
   - Fix mismatched behavior between `PyArrayLike1` and `PyArrayLike2` when used with floats ([#520](https://github.com/PyO3/rust-numpy/pull/520))
   - Add ownership-moving conversions into `PyReadonlyArray` and `PyReadwriteArray` ([#524](https://github.com/PyO3/rust-numpy/pull/524))
diff --git a/src/npyffi/objects.rs b/src/npyffi/objects.rs
index d28e88b7e..4f4f1aaaf 100644
--- a/src/npyffi/objects.rs
+++ b/src/npyffi/objects.rs
@@ -549,6 +549,20 @@ pub struct PyArray_DatetimeDTypeMetaData {
 // https://github.com/rust-lang/rust/issues/43467
 pub type npy_packed_static_string = c_void;
 pub type npy_string_allocator = c_void;
+
+#[cfg(not(Py_LIMITED_API))]
+#[repr(C)]
+pub struct PyArray_DTypeMeta {
+    pub superclass: PyHeapTypeObject,
+    pub singleton: *mut PyArray_Descr,
+    pub type_num: c_int,
+    pub scalar_type: *mut PyTypeObject,
+    pub flags: npy_uint64,
+    pub dt_slots: *mut c_void,
+    pub reserved: [*mut c_void; 3],
+}
+
+#[cfg(Py_LIMITED_API)]
 pub type PyArray_DTypeMeta = PyTypeObject;
 
 #[repr(C)]