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return.h

/*
 * ion/ioncore/return.h
 *
 * Copyright (c) Tuomo Valkonen 1999-2007. 
 *
 * Ion is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 */

#ifndef ION_IONCORE_RETURN_H
#define ION_IONCORE_RETURN_H

#include "region.h"
#include "pholder.h"

/* Note: 'ph' is under the control of this 'return' module after succesfully
 * (true return value) having been passed to this function and must no 
 * longer be destroyed by other code unless removed with unset_get.
 */
extern bool region_do_set_return(WRegion *reg, WPHolder *ph);

/*extern WPHolder *region_set_return(WRegion *reg);*/

extern WPHolder *region_get_return(WRegion *reg);

extern void region_unset_return(WRegion *reg);

extern WPHolder *region_unset_get_return(WRegion *reg);

extern WPHolder *region_make_return_pholder(WRegion *reg);

#endif /* ION_IONCORE_RETURN_H */

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