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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qplatformdefs.h"
#include "qlibrary_p.h"
#include "qfile.h"
#include "qdir.h"
#include "qfileinfo.h"
#include "qdir.h"
#if defined(QT_NO_LIBRARY) && defined(Q_OS_WIN)
#undef QT_NO_LIBRARY
#pragma message("QT_NO_LIBRARY is not supported on Windows")
#endif
#include "qt_windows.h"
QT_BEGIN_NAMESPACE
extern QString qt_error_string(int code);
bool QLibraryPrivate::load_sys()
{
#ifdef Q_OS_WINCE
QString attempt = QFileInfo(fileName).absoluteFilePath();
#else
QString attempt = fileName;
#endif
//avoid 'Bad Image' message box
UINT oldmode = SetErrorMode(SEM_FAILCRITICALERRORS|SEM_NOOPENFILEERRORBOX);
pHnd = LoadLibrary((wchar_t*)QDir::toNativeSeparators(attempt).utf16());
if (pluginState != IsAPlugin) {
#if defined(Q_OS_WINCE)
if (!pHnd && ::GetLastError() == ERROR_MOD_NOT_FOUND) {
QString secondAttempt = fileName;
pHnd = LoadLibrary((wchar_t*)QDir::toNativeSeparators(secondAttempt).utf16());
}
#endif
if (!pHnd && ::GetLastError() == ERROR_MOD_NOT_FOUND) {
attempt += QLatin1String(".dll");
pHnd = LoadLibrary((wchar_t*)QDir::toNativeSeparators(attempt).utf16());
}
}
SetErrorMode(oldmode);
if (!pHnd) {
errorString = QLibrary::tr("Cannot load library %1: %2").arg(fileName).arg(qt_error_string());
}
if (pHnd) {
errorString.clear();
wchar_t buffer[MAX_PATH];
::GetModuleFileName(pHnd, buffer, MAX_PATH);
attempt = QString::fromWCharArray(buffer);
const QDir dir = QFileInfo(fileName).dir();
const QString realfilename = attempt.mid(attempt.lastIndexOf(QLatin1Char('\\')) + 1);
if (dir.path() == QLatin1String("."))
qualifiedFileName = realfilename;
else
qualifiedFileName = dir.filePath(realfilename);
}
return (pHnd != 0);
}
bool QLibraryPrivate::unload_sys()
{
if (!FreeLibrary(pHnd)) {
errorString = QLibrary::tr("Cannot unload library %1: %2").arg(fileName).arg(qt_error_string());
return false;
}
errorString.clear();
return true;
}
QFunctionPointer QLibraryPrivate::resolve_sys(const char* symbol)
{
#ifdef Q_OS_WINCE
FARPROC address = GetProcAddress(pHnd, (const wchar_t*)QString::fromLatin1(symbol).utf16());
#else
FARPROC address = GetProcAddress(pHnd, symbol);
#endif
if (!address) {
errorString = QLibrary::tr("Cannot resolve symbol \"%1\" in %2: %3").arg(
QString::fromAscii(symbol)).arg(fileName).arg(qt_error_string());
} else {
errorString.clear();
}
return QFunctionPointer(address);
}
QT_END_NAMESPACE
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