@@ -24,8 +24,16 @@ module resource
 class pid_t_converter(CConverter):
     type = 'pid_t'
     format_unit = '" _Py_PARSE_PID "'
+
+    def parse_arg(self, argname, displayname):
+        return """
+            {paramname} = PyLong_AsPid({argname});
+            if ({paramname} == -1 && PyErr_Occurred()) {{{{
+                goto exit;
+            }}}}
+            """.format(argname=argname, paramname=self.parser_name)
 [python start generated code]*/
-/*[python end generated code: output=da39a3ee5e6b4b0d input=0c1d19f640d57e48]*/
+/*[python end generated code: output=da39a3ee5e6b4b0d input=5af1c116d56cbb5a]*/
 
 #include "clinic/resource.c.h"
 
@@ -268,17 +276,15 @@ resource.prlimit
 
     pid: pid_t
     resource: int
-    [
-    limits: object
-    ]
+    limits: object = None
     /
 
 [clinic start generated code]*/
 
 static PyObject *
 resource_prlimit_impl(PyObject *module, pid_t pid, int resource,
-                      int group_right_1, PyObject *limits)
-/*[clinic end generated code: output=ee976b393187a7a3 input=b77743bdccc83564]*/
+                      PyObject *limits)
+/*[clinic end generated code: output=6ebc49ff8c3a816e input=54bb69c9585e33bf]*/
 {
     struct rlimit old_limit, new_limit;
     int retval;
@@ -294,7 +300,7 @@ resource_prlimit_impl(PyObject *module, pid_t pid, int resource,
         return NULL;
     }
 
-    if (group_right_1) {
+    if (limits != Py_None) {
         if (py2rlimit(limits, &new_limit) < 0) {
             return NULL;
         }