gh-128083: Fix macro redefinition warning in clinic. (GH-127950)

Author: ZeroIntensity

Lib/test/clinic.test.c

@@ -5358,6 +5358,75 @@ static int
 Test_property_set_impl(TestObj *self, PyObject *value)
 /*[clinic end generated code: output=e4342fe9bb1d7817 input=3bc3f46a23c83a88]*/
 
+/*[clinic input]
+@setter
+Test.setter_first_with_docstr
+[clinic start generated code]*/
+
+#if !defined(Test_setter_first_with_docstr_DOCSTR)
+#  define Test_setter_first_with_docstr_DOCSTR NULL
+#endif
+#if defined(TEST_SETTER_FIRST_WITH_DOCSTR_GETSETDEF)
+#  undef TEST_SETTER_FIRST_WITH_DOCSTR_GETSETDEF
+#  define TEST_SETTER_FIRST_WITH_DOCSTR_GETSETDEF {"setter_first_with_docstr", (getter)Test_setter_first_with_docstr_get, (setter)Test_setter_first_with_docstr_set, Test_setter_first_with_docstr_DOCSTR},
+#else
+#  define TEST_SETTER_FIRST_WITH_DOCSTR_GETSETDEF {"setter_first_with_docstr", NULL, (setter)Test_setter_first_with_docstr_set, NULL},
+#endif
+
+static int
+Test_setter_first_with_docstr_set_impl(TestObj *self, PyObject *value);
+
+static int
+Test_setter_first_with_docstr_set(TestObj *self, PyObject *value, void *Py_UNUSED(context))
+{
+    int return_value;
+
+    return_value = Test_setter_first_with_docstr_set_impl(self, value);
+
+    return return_value;
+}
+
+static int
+Test_setter_first_with_docstr_set_impl(TestObj *self, PyObject *value)
+/*[clinic end generated code: output=e4d76b558a4061db input=31a045ce11bbe961]*/
+
+/*[clinic input]
+@getter
+Test.setter_first_with_docstr
+
+my silly docstring
+[clinic start generated code]*/
+
+PyDoc_STRVAR(Test_setter_first_with_docstr__doc__,
+"my silly docstring");
+#if defined(Test_setter_first_with_docstr_DOCSTR)
+#   undef Test_setter_first_with_docstr_DOCSTR
+#endif
+#define Test_setter_first_with_docstr_DOCSTR Test_setter_first_with_docstr__doc__
+
+#if !defined(Test_setter_first_with_docstr_DOCSTR)
+#  define Test_setter_first_with_docstr_DOCSTR NULL
+#endif
+#if defined(TEST_SETTER_FIRST_WITH_DOCSTR_GETSETDEF)
+#  undef TEST_SETTER_FIRST_WITH_DOCSTR_GETSETDEF
+#  define TEST_SETTER_FIRST_WITH_DOCSTR_GETSETDEF {"setter_first_with_docstr", (getter)Test_setter_first_with_docstr_get, (setter)Test_setter_first_with_docstr_set, Test_setter_first_with_docstr_DOCSTR},
+#else
+#  define TEST_SETTER_FIRST_WITH_DOCSTR_GETSETDEF {"setter_first_with_docstr", (getter)Test_setter_first_with_docstr_get, NULL, Test_setter_first_with_docstr_DOCSTR},
+#endif
+
+static PyObject *
+Test_setter_first_with_docstr_get_impl(TestObj *self);
+
+static PyObject *
+Test_setter_first_with_docstr_get(TestObj *self, void *Py_UNUSED(context))
+{
+    return Test_setter_first_with_docstr_get_impl(self);
+}
+
+static PyObject *
+Test_setter_first_with_docstr_get_impl(TestObj *self)
+/*[clinic end generated code: output=749a30266f9fb443 input=10af4e43b3cb34dc]*/
+
 /*[clinic input]
 output push
 output preset buffer

Modules/_io/clinic/textio.c.h

@@ -146,6 +146,9 @@ def declare_parser(
 GETSET_DOCSTRING_PROTOTYPE_STRVAR: Final[str] = libclinic.normalize_snippet("""
     PyDoc_STRVAR({getset_basename}__doc__,
     {docstring});
+    #if defined({getset_basename}_DOCSTR)
+    #   undef {getset_basename}_DOCSTR
+    #endif
     #define {getset_basename}_DOCSTR {getset_basename}__doc__
 """)
 IMPL_DEFINITION_PROTOTYPE: Final[str] = libclinic.normalize_snippet("""