1994-06-24 14:02:31 +00:00
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/* $Id$ */
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1989-12-18 13:31:20 +00:00
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/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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/* Algorithms to manipulate the doubly-linked lists of free
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chunks.
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*/
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public link_free_chunk(mallink *ml), unlink_free_chunk(mallink *ml);
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public mallink *first_present(int class);
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public mallink *search_free_list(int class, size_t n);
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#ifdef STORE
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#define in_store(ml) ((size_type)_phys_prev_of(ml) & STORE_BIT)
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#define set_store(ml, e) \
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(_phys_prev_of(ml) = (mallink *) \
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((e) ? (size_type) _phys_prev_of(ml) | STORE_BIT : \
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(size_type) _phys_prev_of(ml) & ~STORE_BIT))
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#endif
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#define set_log_prev(ml,e) (_log_prev_of(ml) = (e))
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#define log_prev_of(ml) (mallink *) (_log_prev_of(ml))
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#define set_log_next(ml,e) (_log_next_of(ml) = (e))
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#define log_next_of(ml) (mallink *) (_log_next_of(ml))
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