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1 | /* classes: h_files */ |
2 | ||
592996c9 DH |
3 | #ifndef SCM_WEAKS_H |
4 | #define SCM_WEAKS_H | |
0527e687 DH |
5 | |
6 | /* Copyright (C) 1995,1996,2000,2001 Free Software Foundation, Inc. | |
7 | * | |
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8 | * This program is free software; you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2, or (at your option) | |
11 | * any later version. | |
0527e687 | 12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
0527e687 | 17 | * |
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18 | * You should have received a copy of the GNU General Public License |
19 | * along with this software; see the file COPYING. If not, write to | |
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20 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
21 | * Boston, MA 02111-1307 USA | |
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22 | * |
23 | * As a special exception, the Free Software Foundation gives permission | |
24 | * for additional uses of the text contained in its release of GUILE. | |
25 | * | |
26 | * The exception is that, if you link the GUILE library with other files | |
27 | * to produce an executable, this does not by itself cause the | |
28 | * resulting executable to be covered by the GNU General Public License. | |
29 | * Your use of that executable is in no way restricted on account of | |
30 | * linking the GUILE library code into it. | |
31 | * | |
32 | * This exception does not however invalidate any other reasons why | |
33 | * the executable file might be covered by the GNU General Public License. | |
34 | * | |
35 | * This exception applies only to the code released by the | |
36 | * Free Software Foundation under the name GUILE. If you copy | |
37 | * code from other Free Software Foundation releases into a copy of | |
38 | * GUILE, as the General Public License permits, the exception does | |
39 | * not apply to the code that you add in this way. To avoid misleading | |
40 | * anyone as to the status of such modified files, you must delete | |
41 | * this exception notice from them. | |
42 | * | |
43 | * If you write modifications of your own for GUILE, it is your choice | |
44 | * whether to permit this exception to apply to your modifications. | |
82892bed | 45 | * If you do not wish that, delete this exception notice. */ |
d3a6bc94 | 46 | |
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47 | \f |
48 | ||
b4309c3c | 49 | #include "libguile/__scm.h" |
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50 | |
51 | \f | |
52 | ||
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53 | #define SCM_WVECTP(x) (!SCM_IMP (x) && SCM_TYP7 (x) == scm_tc7_wvect) |
54 | #define SCM_WVECT_TYPE(x) (SCM_CELL_WORD_2 (x)) | |
55 | #define SCM_SET_WVECT_TYPE(x, t) (SCM_SET_CELL_WORD_2 ((x), (t))) | |
56 | #define SCM_IS_WHVEC(X) (SCM_WVECT_TYPE (X) == 1) | |
57 | #define SCM_IS_WHVEC_V(X) (SCM_WVECT_TYPE (X) == 2) | |
58 | #define SCM_IS_WHVEC_B(X) (SCM_WVECT_TYPE (X) == 3) | |
59 | #define SCM_IS_WHVEC_ANY(X) (SCM_WVECT_TYPE (X) != 0) | |
60 | #define SCM_WVECT_GC_CHAIN(X) (SCM_CELL_OBJECT_3 (X)) | |
61 | #define SCM_SET_WVECT_GC_CHAIN(X, o) (SCM_SET_CELL_OBJECT_3 ((X), (o))) | |
0f2d19dd | 62 | |
56a68067 MD |
63 | extern SCM scm_weak_vectors; |
64 | ||
0f2d19dd | 65 | \f |
0f2d19dd | 66 | |
7866a09b GB |
67 | extern SCM scm_make_weak_vector (SCM k, SCM fill); |
68 | extern SCM scm_weak_vector (SCM l); | |
69 | extern SCM scm_weak_vector_p (SCM x); | |
70 | extern SCM scm_make_weak_key_hash_table (SCM k); | |
71 | extern SCM scm_make_weak_value_hash_table (SCM k); | |
72 | extern SCM scm_make_doubly_weak_hash_table (SCM k); | |
73 | extern SCM scm_weak_key_hash_table_p (SCM x); | |
74 | extern SCM scm_weak_value_hash_table_p (SCM x); | |
75 | extern SCM scm_doubly_weak_hash_table_p (SCM x); | |
56a68067 | 76 | extern void scm_weaks_prehistory (void); |
7866a09b | 77 | extern void scm_init_weaks (void); |
0f2d19dd | 78 | |
592996c9 | 79 | #endif /* SCM_WEAKS_H */ |
89e00824 ML |
80 | |
81 | /* | |
82 | Local Variables: | |
83 | c-file-style: "gnu" | |
84 | End: | |
85 | */ |