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Diffstat (limited to 'libguile/weaks.h')
-rw-r--r-- | libguile/weaks.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/libguile/weaks.h b/libguile/weaks.h new file mode 100644 index 000000000..98e1cb698 --- /dev/null +++ b/libguile/weaks.h @@ -0,0 +1,86 @@ +/* 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 */ |