diff options
Diffstat (limited to 'src/corelib/kernel/qsystemerror.cpp')
-rw-r--r-- | src/corelib/kernel/qsystemerror.cpp | 60 |
1 files changed, 18 insertions, 42 deletions
diff --git a/src/corelib/kernel/qsystemerror.cpp b/src/corelib/kernel/qsystemerror.cpp index 4be4874cf1..428ce62984 100644 --- a/src/corelib/kernel/qsystemerror.cpp +++ b/src/corelib/kernel/qsystemerror.cpp @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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 Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** 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-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #include <qglobal.h> #include "qsystemerror_p.h" @@ -45,6 +9,7 @@ #endif #ifdef Q_OS_WIN # include <qt_windows.h> +# include <comdef.h> #endif #ifndef QT_BOOTSTRAPPED # include <qcoreapplication.h> @@ -52,6 +17,8 @@ QT_BEGIN_NAMESPACE +using namespace Qt::StringLiterals; + #if !defined(Q_OS_WIN) && QT_CONFIG(thread) && !defined(Q_OS_INTEGRITY) && !defined(Q_OS_QNX) && \ defined(_POSIX_THREAD_SAFE_FUNCTIONS) && _POSIX_VERSION >= 200112L namespace { @@ -80,7 +47,7 @@ static QString windowsErrorString(int errorCode) { QString ret; wchar_t *string = nullptr; - FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM, + FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM|FORMAT_MESSAGE_IGNORE_INSERTS, NULL, errorCode, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), @@ -92,11 +59,11 @@ static QString windowsErrorString(int errorCode) if (ret.isEmpty() && errorCode == ERROR_MOD_NOT_FOUND) ret = QString::fromLatin1("The specified module could not be found."); - if (ret.endsWith(QLatin1String("\r\n"))) + if (ret.endsWith("\r\n"_L1)) ret.chop(2); if (ret.isEmpty()) ret = QString::fromLatin1("Unknown error 0x%1.") - .arg(unsigned(errorCode), 8, 16, QLatin1Char('0')); + .arg(unsigned(errorCode), 8, 16, '0'_L1); return ret; } #endif @@ -152,7 +119,7 @@ QString QSystemError::string(ErrorScope errorScope, int errorCode) qWarning("invalid error scope"); Q_FALLTHROUGH(); case NoError: - return QLatin1String("No error"); + return u"No error"_s; } } @@ -167,6 +134,15 @@ QString QSystemError::windowsString(int errorCode) return windowsErrorString(errorCode == -1 ? GetLastError() : errorCode); } +QString QSystemError::windowsComString(HRESULT hr) +{ + const _com_error comError(hr); + QString result = "COM error 0x"_L1 + QString::number(ulong(hr), 16); + if (const wchar_t *msg = comError.ErrorMessage()) + result += ": "_L1 + QString::fromWCharArray(msg); + return result; +} + QString qt_error_string(int code) { return windowsErrorString(code == -1 ? GetLastError() : code); |