Commit | Line | Data |
---|---|---|
0f2d19dd JB |
1 | /* classes: h_files */ |
2 | ||
3 | #ifndef GCH | |
4 | #define GCH | |
16d35552 | 5 | /* Copyright (C) 1995, 96, 98, 99, 2000 Free Software Foundation, Inc. |
a00c95d9 | 6 | * |
0f2d19dd JB |
7 | * This program is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2, or (at your option) | |
10 | * any later version. | |
a00c95d9 | 11 | * |
0f2d19dd JB |
12 | * This program is distributed in the hope that it will be useful, |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
a00c95d9 | 16 | * |
0f2d19dd JB |
17 | * You should have received a copy of the GNU General Public License |
18 | * along with this software; see the file COPYING. If not, write to | |
82892bed JB |
19 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
20 | * Boston, MA 02111-1307 USA | |
0f2d19dd JB |
21 | * |
22 | * As a special exception, the Free Software Foundation gives permission | |
23 | * for additional uses of the text contained in its release of GUILE. | |
24 | * | |
25 | * The exception is that, if you link the GUILE library with other files | |
26 | * to produce an executable, this does not by itself cause the | |
27 | * resulting executable to be covered by the GNU General Public License. | |
28 | * Your use of that executable is in no way restricted on account of | |
29 | * linking the GUILE library code into it. | |
30 | * | |
31 | * This exception does not however invalidate any other reasons why | |
32 | * the executable file might be covered by the GNU General Public License. | |
33 | * | |
34 | * This exception applies only to the code released by the | |
35 | * Free Software Foundation under the name GUILE. If you copy | |
36 | * code from other Free Software Foundation releases into a copy of | |
37 | * GUILE, as the General Public License permits, the exception does | |
38 | * not apply to the code that you add in this way. To avoid misleading | |
39 | * anyone as to the status of such modified files, you must delete | |
40 | * this exception notice from them. | |
41 | * | |
42 | * If you write modifications of your own for GUILE, it is your choice | |
43 | * whether to permit this exception to apply to your modifications. | |
82892bed | 44 | * If you do not wish that, delete this exception notice. */ |
d3a6bc94 GB |
45 | |
46 | /* Software engineering face-lift by Greg J. Badros, 11-Dec-1999, | |
47 | gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */ | |
0f2d19dd JB |
48 | \f |
49 | ||
b4309c3c | 50 | #include "libguile/__scm.h" |
0f2d19dd JB |
51 | \f |
52 | ||
f1267706 | 53 | #define SCM_FREEP(x) (SCM_NIMP(x) && SCM_UNPACK_CAR (x)==scm_tc_free_cell) |
0f2d19dd JB |
54 | #define SCM_NFREEP(x) (!SCM_FREEP(x)) |
55 | ||
79e3f9e2 MD |
56 | /* 1. This shouldn't be used on immediates. |
57 | 2. It thinks that subrs are always unmarked (harmless). */ | |
f1267706 | 58 | #define SCM_MARKEDP(x) ((SCM_UNPACK_CAR (x) & 5) == 5 \ |
79e3f9e2 MD |
59 | ? SCM_GC8MARKP(x) \ |
60 | : SCM_GCMARKP(x)) | |
61 | #define SCM_NMARKEDP(x) (!SCM_MARKEDP(x)) | |
62 | ||
a00c95d9 | 63 | extern struct scm_heap_seg_data_t *scm_heap_table; |
0f2d19dd JB |
64 | extern int scm_n_heap_segs; |
65 | extern int scm_take_stdin; | |
66 | extern int scm_block_gc; | |
67 | extern int scm_gc_heap_lock; | |
68 | \f | |
69 | ||
4c48ba06 | 70 | extern scm_sizet scm_max_segment_size; |
0f2d19dd | 71 | extern SCM_CELLPTR scm_heap_org; |
4a4c9785 MD |
72 | #ifdef GUILE_NEW_GC_SCHEME |
73 | extern SCM scm_freelist; | |
a00c95d9 | 74 | extern struct scm_freelist_t scm_master_freelist; |
4a4c9785 | 75 | extern SCM scm_freelist2; |
a00c95d9 | 76 | extern struct scm_freelist_t scm_master_freelist2; |
4a4c9785 | 77 | #else |
a00c95d9 ML |
78 | extern struct scm_freelist_t scm_freelist; |
79 | extern struct scm_freelist_t scm_freelist2; | |
4a4c9785 | 80 | #endif |
0f2d19dd JB |
81 | extern unsigned long scm_gc_cells_collected; |
82 | extern unsigned long scm_gc_malloc_collected; | |
83 | extern unsigned long scm_gc_ports_collected; | |
84 | extern unsigned long scm_cells_allocated; | |
a5c314c8 | 85 | extern long scm_mallocated; |
15e9d186 | 86 | extern unsigned long scm_mtrigger; |
0f2d19dd | 87 | |
bb2c57fa | 88 | #if defined (GUILE_DEBUG) || defined (GUILE_DEBUG_FREELIST) |
25748c78 | 89 | extern SCM scm_map_free_list (void); |
5384bc5b | 90 | extern SCM scm_free_list_length (void); |
bb2c57fa MD |
91 | #endif |
92 | #ifdef GUILE_DEBUG_FREELIST | |
f2333166 | 93 | extern SCM scm_debug_newcell (void); |
16d35552 | 94 | extern SCM scm_debug_newcell2 (void); |
25748c78 | 95 | extern SCM scm_gc_set_debug_check_freelist_x (SCM flag); |
88256b2e JB |
96 | #endif |
97 | ||
0f2d19dd | 98 | \f |
0f2d19dd | 99 | |
8163d1e4 | 100 | extern SCM scm_object_address (SCM obj); |
fe1a46f0 JB |
101 | extern SCM scm_unhash_name (SCM name); |
102 | extern SCM scm_gc_stats (void); | |
3eeba8d4 | 103 | extern void scm_gc_start (const char *what); |
fe1a46f0 JB |
104 | extern void scm_gc_end (void); |
105 | extern SCM scm_gc (void); | |
a00c95d9 | 106 | extern void scm_gc_for_alloc (struct scm_freelist_t *freelist); |
4a4c9785 | 107 | #ifdef GUILE_NEW_GC_SCHEME |
a00c95d9 | 108 | extern SCM scm_gc_for_newcell (struct scm_freelist_t *master, SCM *freelist); |
4c48ba06 | 109 | #if 0 |
a00c95d9 | 110 | extern void scm_alloc_cluster (struct scm_freelist_t *master); |
4c48ba06 | 111 | #endif |
4a4c9785 | 112 | #else |
a00c95d9 | 113 | extern SCM scm_gc_for_newcell (struct scm_freelist_t *freelist); |
4a4c9785 | 114 | #endif |
3eeba8d4 | 115 | extern void scm_igc (const char *what); |
fe1a46f0 JB |
116 | extern void scm_gc_mark (SCM p); |
117 | extern void scm_mark_locations (SCM_STACKITEM x[], scm_sizet n); | |
118 | extern int scm_cellp (SCM value); | |
119 | extern void scm_gc_sweep (void); | |
07806695 JB |
120 | extern void * scm_must_malloc (scm_sizet len, const char *what); |
121 | extern void * scm_must_realloc (void *where, | |
fe1a46f0 | 122 | scm_sizet olen, scm_sizet len, |
3eeba8d4 | 123 | const char *what); |
fe1a46f0 | 124 | extern void scm_done_malloc (long size); |
07806695 | 125 | extern void scm_must_free (void *obj); |
fe1a46f0 JB |
126 | extern void scm_remember (SCM * ptr); |
127 | extern SCM scm_return_first (SCM elt, ...); | |
41b0806d | 128 | extern int scm_return_first_int (int x, ...); |
fe1a46f0 JB |
129 | extern SCM scm_permanent_object (SCM obj); |
130 | extern SCM scm_protect_object (SCM obj); | |
131 | extern SCM scm_unprotect_object (SCM obj); | |
4a4c9785 | 132 | #ifdef GUILE_NEW_GC_SCHEME |
dd45c0df | 133 | extern int scm_init_storage (scm_sizet init_heap_size, int trig, |
4c48ba06 MD |
134 | scm_sizet init_heap2_size, int trig2, |
135 | scm_sizet max_segment_size); | |
4a4c9785 | 136 | #else |
16d35552 MD |
137 | extern int scm_init_storage (scm_sizet init_heap_size, |
138 | scm_sizet init_heap2_size); | |
4a4c9785 | 139 | #endif |
fe1a46f0 | 140 | extern void scm_init_gc (void); |
0f2d19dd | 141 | #endif /* GCH */ |
89e00824 ML |
142 | |
143 | /* | |
144 | Local Variables: | |
145 | c-file-style: "gnu" | |
146 | End: | |
147 | */ |