From 96579d92769c47adbaa00f8407b85f93eb856c66 Mon Sep 17 00:00:00 2001
From: Dwayne Litzenberger <dlitz@dlitz.net>
Date: Sun, 14 Jul 2013 16:36:31 -0700
Subject: Py3k cleanup: PyType_Ready

---
 src/_counter.c        | 9 +++++----
 src/_fastmath.c       | 7 ++++---
 src/block_template.c  | 5 +++--
 src/hash_template.c   | 5 +++--
 src/pycrypto_compat.h | 1 +
 src/stream_template.c | 5 +++--
 src/winrand.c         | 4 ++--
 7 files changed, 21 insertions(+), 15 deletions(-)

(limited to 'src')

diff --git a/src/_counter.c b/src/_counter.c
index 7ab8b95..618ee89 100644
--- a/src/_counter.c
+++ b/src/_counter.c
@@ -537,7 +537,6 @@ init_counter(void)
 
     /* TODO - Is the error handling here correct? */
 #ifdef IS_PY3K
-    /* PyType_Ready automatically fills in ob_type with &PyType_Type if it's not already set */
     if (PyType_Ready(&PCT_CounterLEType) < 0)
         return NULL;
     if (PyType_Ready(&PCT_CounterBEType) < 0)
@@ -549,12 +548,14 @@ init_counter(void)
         return NULL;
 
 #else
+    if (PyType_Ready(&PCT_CounterLEType) < 0)
+        return;
+    if (PyType_Ready(&PCT_CounterBEType) < 0)
+        return;
+
     m = Py_InitModule("_counter", module_methods);
     if (m == NULL)
         return;
-
-    PCT_CounterLEType.ob_type = &PyType_Type;
-    PCT_CounterBEType.ob_type = &PyType_Type;
 #endif
 
     /* Add the counter types to the module so that epydoc can see them, and so
diff --git a/src/_fastmath.c b/src/_fastmath.c
index 3be1432..afbe931 100644
--- a/src/_fastmath.c
+++ b/src/_fastmath.c
@@ -1682,7 +1682,6 @@ init_fastmath (void)
     PyObject *_fastmath_dict;
  
 #ifdef IS_PY3K
-	/* PyType_Ready automatically fills in ob_type with &PyType_Type if it's not already set */
 	if (PyType_Ready(&rsaKeyType) < 0)
 		return NULL;
 	if (PyType_Ready(&dsaKeyType) < 0)
@@ -1692,8 +1691,10 @@ init_fastmath (void)
 	if (_fastmath_module == NULL)
         return NULL;
 #else
-	rsaKeyType.ob_type = &PyType_Type;
-	dsaKeyType.ob_type = &PyType_Type;
+	if (PyType_Ready(&rsaKeyType) < 0)
+		return;
+	if (PyType_Ready(&dsaKeyType) < 0)
+		return;
 	_fastmath_module = Py_InitModule ("_fastmath", _fastmath__methods__);
 #endif
  	_fastmath_dict = PyModule_GetDict (_fastmath_module);
diff --git a/src/block_template.c b/src/block_template.c
index c2c711f..d5e68c1 100644
--- a/src/block_template.c
+++ b/src/block_template.c
@@ -757,7 +757,6 @@ _MODULE_NAME (void)
 	PyObject *m;
 
 #ifdef IS_PY3K
-	/* PyType_Ready automatically fills in ob_type with &PyType_Type if it's not already set */
 	if (PyType_Ready(&ALGtype) < 0)
 		return NULL;
 
@@ -766,7 +765,9 @@ _MODULE_NAME (void)
 	if (m == NULL)
         	return NULL;
 #else
-	ALGtype.ob_type = &PyType_Type;
+	if (PyType_Ready(&ALGtype) < 0)
+		return;
+
 	/* Create the module and add the functions */
 	m = Py_InitModule("Crypto.Cipher." _MODULE_STRING, modulemethods);
 #endif
diff --git a/src/hash_template.c b/src/hash_template.c
index eb98224..1134942 100644
--- a/src/hash_template.c
+++ b/src/hash_template.c
@@ -323,7 +323,6 @@ _MODULE_NAME (void)
 	PyObject *m;
 
 #ifdef IS_PY3K
-	/* PyType_Ready automatically fills in ob_type with &PyType_Type if it's not already set */
 	if (PyType_Ready(&ALGtype) < 0)
 		return NULL;
 
@@ -332,7 +331,9 @@ _MODULE_NAME (void)
    if (m == NULL)
         return NULL;
 #else
-	ALGtype.ob_type = &PyType_Type;
+	if (PyType_Ready(&ALGtype) < 0)
+		return;
+
 	m = Py_InitModule3("Crypto.Hash." _MODULE_STRING, ALG_functions, MODULE__doc__);
 #endif
 
diff --git a/src/pycrypto_compat.h b/src/pycrypto_compat.h
index 4f75273..804e54a 100644
--- a/src/pycrypto_compat.h
+++ b/src/pycrypto_compat.h
@@ -52,6 +52,7 @@
 # if PY_MINOR_VERSION <= 1 /* Python 2.1 only */
 #  define METH_O METH_OLDARGS   /* METH_O is a subset of what METH_OLDARGS provides */
 #  define PyInt_CheckExact PyInt_Check
+#  define PyType_Ready(t) (((t)->ob_type = &PyType_Type) ? 0 : 0)
 # endif
 #endif
 
diff --git a/src/stream_template.c b/src/stream_template.c
index 8c14b28..7832484 100644
--- a/src/stream_template.c
+++ b/src/stream_template.c
@@ -301,7 +301,6 @@ void
  	PyObject *m;
  
 #ifdef IS_PY3K
-	/* PyType_Ready automatically fills in ob_type with &PyType_Type if it's not already set */
 	if (PyType_Ready(&ALGtype) < 0)
 		return NULL;
 
@@ -310,7 +309,9 @@ void
 	if (m == NULL)
         	return NULL;
 #else
-	ALGtype.ob_type = &PyType_Type;
+	if (PyType_Ready(&ALGtype) < 0)
+		return;
+
 	/* Create the module and add the functions */
 	m = Py_InitModule("Crypto.Cipher." _MODULE_STRING, modulemethods);
 #endif
diff --git a/src/winrand.c b/src/winrand.c
index 149ae5c..09dcf75 100644
--- a/src/winrand.c
+++ b/src/winrand.c
@@ -285,7 +285,6 @@ initwinrandom()
 {
 	PyObject *m;
 #ifdef IS_PY3K
-	/* PyType_Ready automatically fills in ob_type with &PyType_Type if it's not already set */
 	if (PyType_Ready(&WRtype) < 0)
 		return NULL;
     /* Initialize the module */
@@ -293,7 +292,8 @@ initwinrandom()
     if (m == NULL)
         return NULL;
 #else
-	WRtype.ob_type = &PyType_Type;
+	if (PyType_Ready(&WRtype) < 0)
+		return NULL;
 	m = Py_InitModule("winrandom", WR_mod_methods);
 #endif
 
-- 
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