From: Vitja Makarov <vitja.makarov@gmail.com>
Date: Wed, 20 Apr 2011 12:48:15 +0000 (+0400)
Subject: Add swap_exception_utility_code
X-Git-Url: http://git.tremily.us/gitweb.cgi?a=commitdiff_plain;h=f93648b5e6644a8b981b4aec78b719fa70a2c5e1;p=cython.git

Add swap_exception_utility_code
---

diff --git a/Cython/Compiler/Nodes.py b/Cython/Compiler/Nodes.py
index e92e97dc..c0753e5c 100644
--- a/Cython/Compiler/Nodes.py
+++ b/Cython/Compiler/Nodes.py
@@ -6112,6 +6112,31 @@ static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb)
 
 #------------------------------------------------------------------------------------
 
+swap_exception_utility_code = UtilityCode(
+proto = """
+static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb); /*proto*/
+""",
+impl = """
+static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb) {
+    PyObject *tmp_type, *tmp_value, *tmp_tb;
+    PyThreadState *tstate = PyThreadState_GET();
+
+    tmp_type = tstate->exc_type;
+    tmp_value = tstate->exc_value;
+    tmp_tb = tstate->exc_traceback;
+
+    tstate->exc_type = *type;
+    tstate->exc_value = *value;
+    tstate->exc_traceback = *tb;
+
+    *type = tmp_type;
+    *value = tmp_value;
+    *tb = tmp_tb;
+}
+""")
+
+#------------------------------------------------------------------------------------
+
 arg_type_test_utility_code = UtilityCode(
 proto = """
 static int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,