X-Git-Url: https://git.distorted.org.uk/~mdw/pyke/blobdiff_plain/1b6734b68d788a57b9491360a3ca8dfebeae60bc..a6b5c54d053f10245f5a815045ac36a0365956f1:/util.c

diff --git a/util.c b/util.c
index 4e82ed6..cfd4115 100644
--- a/util.c
+++ b/util.c
@@ -83,6 +83,7 @@ int convulong(PyObject *o, void *pp)
   unsigned long *p = pp;
   PyObject *t;
 
+  if (!o) VALERR("can't delete");
   if (PyInt_Check(o)) {
     i = PyInt_AS_LONG(o);
     if (i < 0) VALERR("must be nonnegative");
@@ -98,15 +99,32 @@ end:
   return (0);
 }
 
+#ifdef HAVE_UINT64
+#  define CONVu64(n) do {						\
+     kludge64 k;							\
+     uint64 t;								\
+     if (!convk64(o, &k)) goto end;					\
+     t = GET64(uint64, k);						\
+     if (t > MASK##n) VALERR("out of range");				\
+     *p = t;								\
+   } while (0)
+#else
+#  define CONVu64(n) assert(!"shouldn't be possible")
+#endif
+
 #define CONVU_(n)							\
   int convu##n(PyObject *o, void *pp)					\
   {									\
     unsigned long u;							\
     uint##n *p = pp;							\
 									\
-    if (!convulong(o, &u)) goto end;					\
-    if (u > MASK##n) VALERR("out of range");				\
-    *p = u;								\
+    if (MASK##n > ULONG_MAX)						\
+      CONVu64(n);							\
+    else {								\
+      if (!convulong(o, &u)) goto end;					\
+      if (u > MASK##n) VALERR("out of range");				\
+      *p = u;								\
+    }									\
     return (1);								\
   end:									\
     return (0);								\
@@ -132,6 +150,7 @@ int convk64(PyObject *o, void *pp)
   int rc = 0;
   uint32 lo, hi;
 
+  if (!o) VALERR("can't delete");
   if (init_i32()) goto end;
   if ((i = PyNumber_Int(o)) == 0) goto end;
   lo = PyInt_AsUnsignedLongMask(i);
@@ -176,8 +195,11 @@ end:
 
 int convbool(PyObject *o, void *pp)
 {
+  if (!o) VALERR("can't delete");
   *(int *)pp = PyObject_IsTrue(o);
   return (1);
+end:
+  return (0);
 }
 
 /*----- Type messing ------------------------------------------------------*/
@@ -223,9 +245,9 @@ void typeready(PyTypeObject *ty)
   PyDict_SetItemString(ty->tp_dict, "__module__", modname);
 }
 
-PyTypeObject *inittype(PyTypeObject *tyskel)
+PyTypeObject *inittype(PyTypeObject *tyskel, PyTypeObject *meta)
 {
-  PyTypeObject *ty = newtype(&PyType_Type, tyskel, 0);
+  PyTypeObject *ty = newtype(meta, tyskel, 0);
   ty->tp_flags |= Py_TPFLAGS_HEAPTYPE;
   typeready(ty);
   return (ty);