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84 lines
3.2 KiB
C
84 lines
3.2 KiB
C
/* classes: h_files */
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#ifndef SCM_WEAKS_H
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#define SCM_WEAKS_H
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/* Copyright (C) 1995,1996,2000,2001 Free Software Foundation, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*
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* As a special exception, the Free Software Foundation gives permission
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* for additional uses of the text contained in its release of GUILE.
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*
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* The exception is that, if you link the GUILE library with other files
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* to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the GUILE library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the
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* Free Software Foundation under the name GUILE. If you copy
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* code from other Free Software Foundation releases into a copy of
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* GUILE, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for GUILE, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice. */
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#include "libguile/__scm.h"
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#define SCM_WVECTP(x) (!SCM_IMP (x) && SCM_TYP7 (x) == scm_tc7_wvect)
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#define SCM_WVECT_TYPE(x) (SCM_CELL_WORD_2 (x))
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#define SCM_SET_WVECT_TYPE(x, t) (SCM_SET_CELL_WORD_2 ((x), (t)))
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#define SCM_IS_WHVEC(X) (SCM_WVECT_TYPE (X) == 1)
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#define SCM_IS_WHVEC_V(X) (SCM_WVECT_TYPE (X) == 2)
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#define SCM_IS_WHVEC_B(X) (SCM_WVECT_TYPE (X) == 3)
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#define SCM_IS_WHVEC_ANY(X) (SCM_WVECT_TYPE (X) != 0)
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#define SCM_WVECT_GC_CHAIN(X) (SCM_CELL_OBJECT_3 (X))
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#define SCM_SET_WVECT_GC_CHAIN(X, o) (SCM_SET_CELL_OBJECT_3 ((X), (o)))
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extern SCM scm_weak_vectors;
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extern SCM scm_make_weak_vector (SCM k, SCM fill);
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extern SCM scm_weak_vector (SCM l);
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extern SCM scm_weak_vector_p (SCM x);
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extern SCM scm_make_weak_key_hash_table (SCM k);
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extern SCM scm_make_weak_value_hash_table (SCM k);
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extern SCM scm_make_doubly_weak_hash_table (SCM k);
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extern SCM scm_weak_key_hash_table_p (SCM x);
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extern SCM scm_weak_value_hash_table_p (SCM x);
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extern SCM scm_doubly_weak_hash_table_p (SCM x);
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extern void scm_weaks_prehistory (void);
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extern void scm_init_weaks (void);
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#endif /* SCM_WEAKS_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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