xscopy.h

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/* +---------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)               |
   |                          http://www.mrpt.org/                             |
   |                                                                           |
   | Copyright (c) 2005-2017, Individual contributors, see AUTHORS file        |
   | See: http://www.mrpt.org/Authors - All rights reserved.                   |
   | Released under BSD License. See details in http://www.mrpt.org/License    |
   +---------------------------------------------------------------------------+ */
#ifndef XSCOPY_H
#define XSCOPY_H

#define XSLISTCOPY(C)   \
        if (copy == thisPtr)\
        {\
                return;\
        }\
        C##_assign(copy, thisPtr->m_size, thisPtr->m_data);

#define XSLISTSWAP3(C, B, S)    \
        if ((!a->m_data || (a->m_flags & XSDF_Managed)) && (!b->m_data || (b->m_flags & XSDF_Managed))) {\
                B tmp;\
                *((C**) &tmp.m_data) = a->m_data;\
                *((XsSize*) &tmp.m_size) = a->m_size;\
                *((int*) &tmp.m_flags) = a->m_flags;\
                *((C**) &a->m_data) = b->m_data;\
                *((XsSize*) &a->m_size) = b->m_size;\
                *((int*) &a->m_flags) = b->m_flags;\
                *((C**) &b->m_data) = tmp.m_data;\
                *((XsSize*) &b->m_size) = tmp.m_size;\
                *((int*) &b->m_flags) = tmp.m_flags;\
        } else {        /* elementwise swap */ \
                XsSize i;\
                assert(a->m_size == b->m_size);\
                for (i = 0; i < a->m_size; ++i) S(&a->m_data[i], &b->m_data[i]);\
        }

#define XSLISTSWAP2(C, B)       XSLISTSWAP3(C, B, C##_swap)

#define XSLISTSWAP(C)   XSLISTSWAP2(C, C##List)

#endif // file guard