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/* classes: h_files */
#ifndef WEAKSH
#define WEAKSH
/* Copyright (C) 1995,1996 Free Software Foundation, Inc.
*
* 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, 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.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
* As a special exception, the Free Software Foundation gives permission
* for additional uses of the text contained in its release of GUILE.
*
* The exception is that, if you link the GUILE library with other files
* to produce an executable, this does not by itself cause the
* resulting executable to be covered by the GNU General Public License.
* Your use of that executable is in no way restricted on account of
* linking the GUILE library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the
* Free Software Foundation under the name GUILE. If you copy
* code from other Free Software Foundation releases into a copy of
* GUILE, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for GUILE, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*/
#include "__scm.h"
#define SCM_WVECTP(x) (SCM_TYP7(x)==scm_tc7_wvect)
#define SCM_IS_WHVEC(X) (SCM_VELTS(X)[-1] == 1)
#define SCM_IS_WHVEC_V(X) (SCM_VELTS(X)[-1] == 2)
#define SCM_IS_WHVEC_B(X) (SCM_VELTS(X)[-1] == 3)
#define SCM_IS_WHVEC_ANY(X) (SCM_VELTS(X)[-1])
#ifdef __STDC__
extern SCM scm_make_weak_vector (SCM k, SCM fill);
extern SCM scm_weak_vector (SCM l);
extern SCM scm_weak_vector_p (SCM x);
extern SCM scm_make_weak_hash_table (SCM k);
extern SCM scm_make_weak_value_hash_table (SCM k);
extern SCM scm_make_doubly_weak_hash_table (SCM k);
extern SCM scm_weak_hash_table_p (SCM x);
extern SCM scm_weak_value_hash_table_p (SCM x);
extern SCM scm_doubly_weak_hash_table_p (SCM x);
extern void scm_init_weaks (void);
#else /* STDC */
extern SCM scm_make_weak_vector ();
extern SCM scm_weak_vector ();
extern SCM scm_weak_vector_p ();
extern SCM scm_make_weak_hash_table ();
extern SCM scm_make_weak_value_hash_table ();
extern SCM scm_make_doubly_weak_hash_table ();
extern SCM scm_weak_hash_table_p ();
extern SCM scm_weak_value_hash_table_p ();
extern SCM scm_doubly_weak_hash_table_p ();
extern void scm_init_weaks ();
#endif /* STDC */
#endif /* WEAKSH */
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