include/QtCore/qexceptionhandling.h

0001 // Copyright (C) 2022 The Qt Company Ltd.
0002 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
0003 // Qt-Security score:significant reason:default
0004
0005 #ifndef QEXCEPTIONHANDLING_H
0006 #define QEXCEPTIONHANDLING_H
0007
0008 #include <QtCore/qtconfigmacros.h>
0009 #include <QtCore/qcompilerdetection.h>
0010 #include <QtCore/qtcoreexports.h>
0011
0012 #if 0
0013 #pragma qt_class(QtExceptionHandling)
0014 #pragma qt_sync_stop_processing
0015 #endif
0016
0017 QT_BEGIN_NAMESPACE
0018
0019 /* These wrap try/catch so we can switch off exceptions later.
0020
0021    Beware - do not use more than one QT_CATCH per QT_TRY, and do not use
0022    the exception instance in the catch block.
0023    If you can't live with those constraints, don't use these macros.
0024    Use the QT_NO_EXCEPTIONS macro to protect your code instead.
0025 */
0026 #ifdef QT_NO_EXCEPTIONS
0027 #  define QT_TRY if (true)
0028 #  define QT_CATCH(A) else
0029 #  define QT_THROW(A) qt_noop()
0030 #  define QT_RETHROW qt_noop()
0031 #else
0032 #  define QT_TRY try
0033 #  define QT_CATCH(A) catch (A)
0034 #  define QT_THROW(A) throw A
0035 #  define QT_RETHROW throw
0036 #endif
0037
0038 #if QT_CORE_REMOVED_SINCE(6, 9)
0039 Q_NORETURN Q_DECL_COLD_FUNCTION Q_CORE_EXPORT void qTerminate() noexcept;
0040 #endif
0041
0042 QT_END_NAMESPACE
0043
0044 #endif // QEXCEPTIONHANDLING_H