OpenRTX/lib/miosix-kernel/miosix/stdlib_integration/libc_integration.h

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/***************************************************************************
* Copyright (C) 2008, 2009, 2010, 2011, 2012, 2013 by Terraneo Federico *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* 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. *
* *
* As a special exception, if other files instantiate templates or use *
* macros or inline functions from this file, or you compile this file *
* and link it with other works to produce a work based on this file, *
* this file does not by itself cause the resulting work to be covered *
* by the GNU General Public License. However the source code for this *
* file must still be made available in accordance with the GNU General *
* Public License. This exception does not invalidate any other reasons *
* why a work based on this file might be covered by the GNU General *
* Public License. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, see <http://www.gnu.org/licenses/> *
***************************************************************************/
#ifndef LIBC_INTEGRATION_H
#define LIBC_INTEGRATION_H
#include <reent.h>
#include <cstdlib>
#include <cstring>
#ifndef COMPILING_MIOSIX
#error "This is header is private, it can't be used outside Miosix itself."
#error "If your code depends on a private header, it IS broken."
#endif //COMPILING_MIOSIX
namespace miosix {
/**
* \internal
* \return the heap high watermark. Note that the returned value is a memory
* address and not a size in bytes. This is just an implementation detail, what
* you'd want to call is most likely MemoryProfiling::getAbsoluteFreeHeap().
*/
unsigned int getMaxHeap();
/**
* \internal
* Used by the kernel during the boot process to switch the C standard library
* from using a single global reentrancy structure to using per-thread
* reentrancy structures
* \param callback a function that return the per-thread reentrancy structure
*/
void setCReentrancyCallback(struct _reent *(*callback)());
} //namespace miosix
#endif //LIBC_INTEGRATION_H