From b3a1ff559c28f71702248cae317fa83baaa086a0 Mon Sep 17 00:00:00 2001
From: Kamil Dudka <kdudka@redhat.com>
Date: Mon, 26 Oct 2020 17:26:23 +0100
Subject: [PATCH] src/module.c: make the code compile against python-3.10.0a1

src/module.c:353:25: error: lvalue required as left operand of assignment
  353 |     Py_TYPE(&Curl_Type) = &PyType_Type;
      |                         ^
src/module.c:354:30: error: lvalue required as left operand of assignment
  354 |     Py_TYPE(&CurlMulti_Type) = &PyType_Type;
      |                              ^
src/module.c:355:30: error: lvalue required as left operand of assignment
  355 |     Py_TYPE(&CurlShare_Type) = &PyType_Type;
      |                              ^

Bug: https://bugzilla.redhat.com/1890442

Upstream-commit: c4036bdcb5dd01420a451cf02efac7c3fdf9e41f
Signed-off-by: Kamil Dudka <kdudka@redhat.com>
---
 src/module.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/module.c b/src/module.c
index 65e8c3a..9204ee0 100644
--- a/src/module.c
+++ b/src/module.c
@@ -11,6 +11,12 @@
 
 #define PYCURL_VERSION_PREFIX "PycURL/" PYCURL_VERSION_STRING
 
+/* needed for compatibility with python < 3.10, as suggested at:
+ * https://docs.python.org/3.10/whatsnew/3.10.html#id2 */
+#if PY_VERSION_HEX < 0x030900A4
+#  define Py_SET_TYPE(obj, type) ((Py_TYPE(obj) = (type)), (void)0)
+#endif
+
 PYCURL_INTERNAL char *empty_keywords[] = { NULL };
 
 PYCURL_INTERNAL PyObject *bytesio = NULL;
@@ -412,9 +418,9 @@ initpycurl(void)
     p_Curl_Type = &Curl_Type;
     p_CurlMulti_Type = &CurlMulti_Type;
     p_CurlShare_Type = &CurlShare_Type;
-    Py_TYPE(&Curl_Type) = &PyType_Type;
-    Py_TYPE(&CurlMulti_Type) = &PyType_Type;
-    Py_TYPE(&CurlShare_Type) = &PyType_Type;
+    Py_SET_TYPE(&Curl_Type, &PyType_Type);
+    Py_SET_TYPE(&CurlMulti_Type, &PyType_Type);
+    Py_SET_TYPE(&CurlShare_Type, &PyType_Type);
 
     /* Create the module and add the functions */
     if (PyType_Ready(&Curl_Type) < 0)
-- 
2.25.4