memory.h File Reference

Declaration of memory manager for allocating small pieces of memory. More...

#include <stdlib.h>
#include <new>
#include <ogdf/internal/basic/PoolMemoryAllocator.h>
#include <ogdf/internal/basic/MallocMemoryAllocator.h>

Go to the source code of this file.

Namespaces
namespace	ogdf
	The namespace for all OGDF objects.

Macros
#define	OGDF_ALLOCATOR   ogdf::PoolMemoryAllocator
#define	OGDF_MALLOC_NEW_DELETE   OGDF_MM(MallocMemoryAllocator)
	Creates new and delete operators in a class using the malloc memory allocator.
#define	OGDF_MEMORY_H
#define	OGDF_MEMORY_POOL_TS
#define	OGDF_MM(Alloc)
#define	OGDF_NEW   new
#define	OGDF_NEW_DELETE   OGDF_MM(OGDF_ALLOCATOR)
	Creates new and delete operators in a class using ogdf's memory allocator.

---

Detailed Description

Declaration of memory manager for allocating small pieces of memory.

Author:

Carsten Gutwenger

License:

This file is part of the Open Graph Drawing Framework (OGDF).

Copyright (C)
See README.txt in the root directory of the OGDF installation for details.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License Version 2 or 3 as published by the Free Software Foundation; see the file LICENSE.txt included in the packaging of this file for details.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

See also:

http://www.gnu.org/copyleft/gpl.html

Definition in file memory.h.

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Macro Definition Documentation

#define OGDF_ALLOCATOR   ogdf::PoolMemoryAllocator

Definition at line 111 of file memory.h.

#define OGDF_MALLOC_NEW_DELETE   OGDF_MM(MallocMemoryAllocator)

Creates new and delete operators in a class using the malloc memory allocator.

Definition at line 118 of file memory.h.

#define OGDF_MEMORY_H

Definition at line 50 of file memory.h.

#define OGDF_MEMORY_POOL_TS

Definition at line 76 of file memory.h.

#define OGDF_MM

(

Alloc

)

Value:

public: \
static void *operator new(size_t nBytes) { \
    if(OGDF_LIKELY(Alloc::checkSize(nBytes))) \
        return Alloc::allocate(nBytes); \
    else \
    return MallocMemoryAllocator::allocate(nBytes); \
} \
\
static void operator delete(void *p, size_t nBytes) { \
    if(OGDF_LIKELY(p != 0)) { \
        if(OGDF_LIKELY(Alloc::checkSize(nBytes))) \
            Alloc::deallocate(nBytes, p); \
        else \
            MallocMemoryAllocator::deallocate(nBytes, p); \
    } \
} \
static void *operator new(size_t, void *p) { return p; } \
static void operator delete(void *, void *) { }

Definition at line 85 of file memory.h.

#define OGDF_NEW   new

Definition at line 106 of file memory.h.

#define OGDF_NEW_DELETE   OGDF_MM(OGDF_ALLOCATOR)

Creates new and delete operators in a class using ogdf's memory allocator.

Definition at line 115 of file memory.h.