diff options
Diffstat (limited to 'src/corelib/arch/symbian/qt_heapsetup_symbian.cpp')
-rw-r--r-- | src/corelib/arch/symbian/qt_heapsetup_symbian.cpp | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/src/corelib/arch/symbian/qt_heapsetup_symbian.cpp b/src/corelib/arch/symbian/qt_heapsetup_symbian.cpp new file mode 100644 index 0000000000..27ed4bcd10 --- /dev/null +++ b/src/corelib/arch/symbian/qt_heapsetup_symbian.cpp @@ -0,0 +1,105 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qt_hybridheap_symbian_p.h" + +#ifdef QT_USE_NEW_SYMBIAN_ALLOCATOR + +extern const TInt KHeapShrinkHysRatio = 0x800; + +/* + * \internal + * Called from the qtmain.lib application wrapper. + * Create a new heap as requested, but use the new allocator + */ +Q_CORE_EXPORT TInt qt_symbian_SetupThreadHeap(TBool aNotFirst, SStdEpocThreadCreateInfo& aInfo) +{ + TInt r = KErrNone; + if (!aInfo.iAllocator && aInfo.iHeapInitialSize>0) + { + // new heap required + RHeap* pH = NULL; + r = UserHeap::CreateThreadHeap(aInfo, pH); + } + else if (aInfo.iAllocator) + { + // sharing a heap + RAllocator* pA = aInfo.iAllocator; + pA->Open(); + User::SwitchAllocator(pA); + } + return r; +} + +#ifndef NO_NAMED_LOCAL_CHUNKS +void TChunkCreateInfo::SetThreadHeap(TInt aInitialSize, TInt aMaxSize, const TDesC& aName) +{ + iType = TChunkCreate::ENormal | TChunkCreate::EData; + iMaxSize = aMaxSize; + iInitialBottom = 0; + iInitialTop = aInitialSize; + iAttributes |= TChunkCreate::ELocalNamed; + iName = &aName; + iOwnerType = EOwnerThread; +} +#endif // NO_NAMED_LOCAL_CHUNKS + +void Panic(TCdtPanic reason) +{ + _LIT(KCat, "QtHybridHeap"); + User::Panic(KCat, reason); +} + +#else /* QT_USE_NEW_SYMBIAN_ALLOCATOR */ + +#include <e32std.h> + +/* + * \internal + * Called from the qtmain.lib application wrapper. + * Create a new heap as requested, using the default system allocator + */ +Q_CORE_EXPORT TInt qt_symbian_SetupThreadHeap(TBool aNotFirst, SStdEpocThreadCreateInfo& aInfo) +{ + return UserHeap::SetupThreadHeap(aNotFirst, aInfo); +} + +#endif /* QT_USE_NEW_SYMBIAN_ALLOCATOR */ |