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6f03035fe8
Conflicts: libguile/Makefile.am libguile/coop-defs.h libguile/gc-card.c libguile/gc-freelist.c libguile/gc-malloc.c libguile/gc-mark.c libguile/gc-segment.c libguile/gc.c libguile/gc.h libguile/gc_os_dep.c libguile/hashtab.c libguile/hashtab.h libguile/inline.h libguile/private-gc.h libguile/struct.c libguile/struct.h libguile/threads.c libguile/threads.h libguile/vectors.h libguile/weaks.h test-suite/tests/gc.test
141 lines
6.3 KiB
C
141 lines
6.3 KiB
C
/* classes: h_files */
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#ifndef SCM_HASHTAB_H
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#define SCM_HASHTAB_H
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/* Copyright (C) 1995,1996,1999,2000,2001, 2003, 2004, 2006, 2008 Free Software Foundation, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libguile/__scm.h"
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#include "weaks.h"
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#define SCM_HASHTABLEF_WEAK_CAR SCM_WVECTF_WEAK_KEY
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#define SCM_HASHTABLEF_WEAK_CDR SCM_WVECTF_WEAK_VALUE
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SCM_API scm_t_bits scm_tc16_hashtable;
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#define SCM_HASHTABLE_P(x) SCM_SMOB_PREDICATE (scm_tc16_hashtable, x)
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#define SCM_VALIDATE_HASHTABLE(pos, arg) \
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SCM_MAKE_VALIDATE_MSG (pos, arg, HASHTABLE_P, "hash-table")
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#define SCM_HASHTABLE_VECTOR(h) SCM_SMOB_OBJECT (h)
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#define SCM_SET_HASHTABLE_VECTOR(x, v) SCM_SET_SMOB_OBJECT ((x), (v))
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#define SCM_HASHTABLE(x) ((scm_t_hashtable *) SCM_SMOB_DATA_2 (x))
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#define SCM_HASHTABLE_FLAGS(x) (SCM_HASHTABLE (x)->flags)
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#define SCM_HASHTABLE_WEAK_KEY_P(x) \
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(SCM_HASHTABLE_FLAGS (x) & SCM_HASHTABLEF_WEAK_CAR)
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#define SCM_HASHTABLE_WEAK_VALUE_P(x) \
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(SCM_HASHTABLE_FLAGS (x) & SCM_HASHTABLEF_WEAK_CDR)
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#define SCM_HASHTABLE_DOUBLY_WEAK_P(x) \
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((SCM_HASHTABLE_FLAGS (x) \
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& (SCM_HASHTABLEF_WEAK_CAR | SCM_HASHTABLEF_WEAK_CDR)) \
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== (SCM_HASHTABLEF_WEAK_CAR | SCM_HASHTABLEF_WEAK_CDR))
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#define SCM_HASHTABLE_WEAK_P(x) SCM_HASHTABLE_FLAGS (x)
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#define SCM_HASHTABLE_N_ITEMS(x) (SCM_HASHTABLE (x)->n_items)
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#define SCM_SET_HASHTABLE_N_ITEMS(x, n) (SCM_HASHTABLE (x)->n_items = n)
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#define SCM_HASHTABLE_INCREMENT(x) (SCM_HASHTABLE_N_ITEMS(x)++)
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#define SCM_HASHTABLE_DECREMENT(x) (SCM_HASHTABLE_N_ITEMS(x)--)
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#define SCM_HASHTABLE_UPPER(x) (SCM_HASHTABLE (x)->upper)
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#define SCM_HASHTABLE_LOWER(x) (SCM_HASHTABLE (x)->lower)
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#define SCM_HASHTABLE_N_BUCKETS(h) \
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SCM_SIMPLE_VECTOR_LENGTH (SCM_HASHTABLE_VECTOR (h))
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#define SCM_HASHTABLE_BUCKET(h, i) \
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SCM_SIMPLE_VECTOR_REF (SCM_HASHTABLE_VECTOR (h), i)
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#define SCM_SET_HASHTABLE_BUCKET(h, i, x) \
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SCM_SIMPLE_VECTOR_SET (SCM_HASHTABLE_VECTOR (h), i, x)
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typedef struct scm_t_hashtable {
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int flags; /* properties of table */
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unsigned long n_items; /* number of items in table */
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unsigned long lower; /* when to shrink */
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unsigned long upper; /* when to grow */
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int size_index; /* index into hashtable_size */
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int min_size_index; /* minimum size_index */
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unsigned long (*hash_fn) (); /* for rehashing after a GC. */
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} scm_t_hashtable;
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#if 0
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typedef unsigned int scm_t_hash_fn (SCM obj, unsigned int d, void *closure);
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typedef SCM scm_t_assoc_fn (SCM key, SCM alist, void *closure);
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typedef SCM scm_t_delete_fn (SCM elt, SCM list);
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#endif
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SCM_API SCM scm_vector_to_hash_table (SCM vector);
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SCM_API SCM scm_c_make_hash_table (unsigned long k);
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SCM_API SCM scm_make_hash_table (SCM n);
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SCM_API SCM scm_make_weak_key_hash_table (SCM k);
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SCM_API SCM scm_make_weak_value_hash_table (SCM k);
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SCM_API SCM scm_make_doubly_weak_hash_table (SCM k);
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SCM_API SCM scm_hash_table_p (SCM h);
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SCM_API SCM scm_weak_key_hash_table_p (SCM h);
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SCM_API SCM scm_weak_value_hash_table_p (SCM h);
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SCM_API SCM scm_doubly_weak_hash_table_p (SCM h);
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SCM_INTERNAL void scm_i_rehash (SCM table, unsigned long (*hash_fn)(),
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void *closure, const char *func_name);
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SCM_API SCM scm_hash_fn_get_handle (SCM table, SCM obj, unsigned long (*hash_fn) (), SCM (*assoc_fn) (), void * closure);
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SCM_API SCM scm_hash_fn_create_handle_x (SCM table, SCM obj, SCM init, unsigned long (*hash_fn) (), SCM (*assoc_fn) (), void * closure);
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SCM_API SCM scm_hash_fn_ref (SCM table, SCM obj, SCM dflt, unsigned long (*hash_fn) (), SCM (*assoc_fn) (), void * closure);
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SCM_API SCM scm_hash_fn_set_x (SCM table, SCM obj, SCM val, unsigned long (*hash_fn) (), SCM (*assoc_fn) (), void * closure);
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SCM_API SCM scm_hash_fn_remove_x (SCM table, SCM obj, unsigned long (*hash_fn) (), SCM (*assoc_fn) (), void * closure);
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SCM_API SCM scm_internal_hash_fold (SCM (*fn) (), void *closure, SCM init, SCM table);
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SCM_API void scm_internal_hash_for_each_handle (SCM (*fn) (), void *closure, SCM table);
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SCM_API SCM scm_hash_clear_x (SCM table);
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SCM_API SCM scm_hashq_get_handle (SCM table, SCM obj);
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SCM_API SCM scm_hashq_create_handle_x (SCM table, SCM obj, SCM init);
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SCM_API SCM scm_hashq_ref (SCM table, SCM obj, SCM dflt);
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SCM_API SCM scm_hashq_set_x (SCM table, SCM obj, SCM val);
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SCM_API SCM scm_hashq_remove_x (SCM table, SCM obj);
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SCM_API SCM scm_hashv_get_handle (SCM table, SCM obj);
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SCM_API SCM scm_hashv_create_handle_x (SCM table, SCM obj, SCM init);
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SCM_API SCM scm_hashv_ref (SCM table, SCM obj, SCM dflt);
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SCM_API SCM scm_hashv_set_x (SCM table, SCM obj, SCM val);
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SCM_API SCM scm_hashv_remove_x (SCM table, SCM obj);
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SCM_API SCM scm_hash_get_handle (SCM table, SCM obj);
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SCM_API SCM scm_hash_create_handle_x (SCM table, SCM obj, SCM init);
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SCM_API SCM scm_hash_ref (SCM table, SCM obj, SCM dflt);
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SCM_API SCM scm_hash_set_x (SCM table, SCM obj, SCM val);
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SCM_API SCM scm_hash_remove_x (SCM table, SCM obj);
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SCM_API SCM scm_hashx_get_handle (SCM hash, SCM assoc, SCM table, SCM obj);
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SCM_API SCM scm_hashx_create_handle_x (SCM hash, SCM assoc, SCM table, SCM obj, SCM init);
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SCM_API SCM scm_hashx_ref (SCM hash, SCM assoc, SCM table, SCM obj, SCM dflt);
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SCM_API SCM scm_hashx_set_x (SCM hash, SCM assoc, SCM table, SCM obj, SCM val);
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SCM_API SCM scm_hashx_remove_x (SCM hash, SCM assoc, SCM table, SCM obj);
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SCM_API SCM scm_hash_fold (SCM proc, SCM init, SCM hash);
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SCM_API SCM scm_hash_for_each (SCM proc, SCM hash);
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SCM_API SCM scm_hash_for_each_handle (SCM proc, SCM hash);
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SCM_API SCM scm_hash_map_to_list (SCM proc, SCM hash);
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SCM_INTERNAL void scm_hashtab_prehistory (void);
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SCM_INTERNAL void scm_init_hashtab (void);
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#endif /* SCM_HASHTAB_H */
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/*
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Local Variables:
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c-file-style: "gnu"
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End:
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*/
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