Add exception handling

Add XML elements specifying an exception handling mode to type system,
complex type entries (classes) and function modifications.

From the mode and the exception specification as detected
by Clang, deduce whether to generate try/catch code.

Task-number: PYSIDE-62
Change-Id: Ib76adc21cefd81bf9f82f819a3c151056c33a3b7
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Christian Tismer <tismer@stackless.com>

4 files changed, 82 insertions, 0 deletions

diff --git a/sources/shiboken2/tests/samplebinding/CMakeLists.txt b/sources/shiboken2/tests/samplebinding/CMakeLists.txt
index 4a2b70b57..ca737ca08 100644
--- a/sources/shiboken2/tests/samplebinding/CMakeLists.txt
+++ b/sources/shiboken2/tests/samplebinding/CMakeLists.txt
@@ -29,6 +29,7 @@ ${CMAKE_CURRENT_BINARY_DIR}/sample/derived_someinnerclass_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/sample/echo_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/sample/event_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/sample/expression_wrapper.cpp
+${CMAKE_CURRENT_BINARY_DIR}/sample/exceptiontest_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/sample/friendofonlycopy_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/sample/handleholder_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/sample/implicitconv_wrapper.cpp
diff --git a/sources/shiboken2/tests/samplebinding/exception_test.py b/sources/shiboken2/tests/samplebinding/exception_test.py
new file mode 100644
index 000000000..d6c02433a
--- /dev/null
+++ b/sources/shiboken2/tests/samplebinding/exception_test.py
@@ -0,0 +1,78 @@
+#!/usr/bin/env python
+#
+#############################################################################
+##
+## Copyright (C) 2018 The Qt Company Ltd.
+## Contact: https://www.qt.io/licensing/
+##
+## This file is part of the test suite of Qt for Python.
+##
+## $QT_BEGIN_LICENSE:GPL-EXCEPT$
+## Commercial License Usage
+## Licensees holding valid commercial Qt licenses may use this file in
+## accordance with the commercial license agreement provided with the
+## Software or, alternatively, in accordance with the terms contained in
+## a written agreement between you and The Qt Company. For licensing terms
+## and conditions see https://www.qt.io/terms-conditions. For further
+## information use the contact form at https://www.qt.io/contact-us.
+##
+## GNU General Public License Usage
+## Alternatively, this file may be used under the terms of the GNU
+## General Public License version 3 as published by the Free Software
+## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+## included in the packaging of this file. Please review the following
+## information to ensure the GNU General Public License requirements will
+## be met: https://www.gnu.org/licenses/gpl-3.0.html.
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+import unittest
+
+from sample import ExceptionTest
+
+class CppExceptionTest(unittest.TestCase):
+
+    def testVoid(self):
+        exceptionCount = 0
+        et = ExceptionTest()
+
+        et.voidThrowStdException(False)
+
+        try:
+            et.voidThrowStdException(True)
+        except:
+            exceptionCount += 1
+
+        et.voidThrowInt(False)
+
+        try:
+            et.voidThrowInt(True)
+        except:
+            exceptionCount += 1
+
+        self.assertEqual(exceptionCount, 2)
+
+    def testReturnValue(self):
+        exceptionCount = 0
+        et = ExceptionTest()
+
+        result = et.intThrowStdException(False);
+
+        try:
+            result = et.intThrowStdException(True);
+        except:
+            exceptionCount += 1
+
+        result = et.intThrowInt(False);
+
+        try:
+            result = et.intThrowInt(True);
+        except:
+            exceptionCount += 1
+
+        self.assertEqual(exceptionCount, 2)
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/sources/shiboken2/tests/samplebinding/global.h b/sources/shiboken2/tests/samplebinding/global.h
index 1bccc4c66..3984102a8 100644
--- a/sources/shiboken2/tests/samplebinding/global.h
+++ b/sources/shiboken2/tests/samplebinding/global.h
@@ -37,6 +37,7 @@
 #include "sbkdate.h"
 #include "derived.h"
 #include "echo.h"
+#include "exceptiontest.h"
 #include "functions.h"
 #include "implicitconv.h"
 #include "nontypetemplate.h"
diff --git a/sources/shiboken2/tests/samplebinding/typesystem_sample.xml b/sources/shiboken2/tests/samplebinding/typesystem_sample.xml
index 6f92dcb2f..334f0162d 100644
--- a/sources/shiboken2/tests/samplebinding/typesystem_sample.xml
+++ b/sources/shiboken2/tests/samplebinding/typesystem_sample.xml
@@ -2392,6 +2392,8 @@
 
     <value-type name="Expression" />
 
+    <object-type name="ExceptionTest" exception-handling="auto-on"/>
+
     <value-type name="ModelIndex" />
     <value-type name="ReferentModelIndex">
         <modify-function signature="operator const ModelIndex&amp;()const">