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[bpt/guile.git] / libguile / modules.h
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1/* classes: h_files */
2
3#ifndef SCM_MODULES_H
4#define SCM_MODULES_H
5
6/* Copyright (C) 1998, 2000, 2001, 2002, 2003, 2006 Free Software Foundation, Inc.
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library 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 GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23\f
24
25#include "libguile/__scm.h"
26
27#include "libguile/validate.h"
28
29\f
30
31SCM_API int scm_module_system_booted_p;
32SCM_API scm_t_bits scm_module_tag;
33
34#define SCM_MODULEP(OBJ) \
35 (!SCM_IMP (OBJ) && SCM_CELL_TYPE (OBJ) == scm_module_tag)
36
37#define SCM_VALIDATE_MODULE(pos, scm) SCM_MAKE_VALIDATE_MSG (pos, scm, MODULEP, "module")
38
39/* NOTE: Indexes of module fields are dependent upon the definition of
40 * module-type in boot-9.scm.
41 */
42
43#define scm_module_index_obarray 0
44#define scm_module_index_uses 1
45#define scm_module_index_binder 2
46#define scm_module_index_eval_closure 3
47#define scm_module_index_transformer 4
48
49#define SCM_MODULE_OBARRAY(module) \
50 SCM_PACK (SCM_STRUCT_DATA (module) [scm_module_index_obarray])
51#define SCM_MODULE_USES(module) \
52 SCM_PACK (SCM_STRUCT_DATA (module) [scm_module_index_uses])
53#define SCM_MODULE_BINDER(module) \
54 SCM_PACK (SCM_STRUCT_DATA (module) [scm_module_index_binder])
55#define SCM_MODULE_EVAL_CLOSURE(module) \
56 SCM_PACK (SCM_STRUCT_DATA (module)[scm_module_index_eval_closure])
57#define SCM_MODULE_TRANSFORMER(module) \
58 SCM_PACK (SCM_STRUCT_DATA (module)[scm_module_index_transformer])
59
60SCM_API scm_t_bits scm_tc16_eval_closure;
61
62#define SCM_EVAL_CLOSURE_P(x) SCM_TYP16_PREDICATE (scm_tc16_eval_closure, x)
63
64\f
65
66SCM_API SCM scm_current_module (void);
67SCM_API SCM scm_interaction_environment (void);
68SCM_API SCM scm_set_current_module (SCM module);
69
70SCM_API SCM scm_c_call_with_current_module (SCM module,
71 SCM (*func)(void *), void *data);
72SCM_API void scm_dynwind_current_module (SCM module);
73
74SCM_API SCM scm_c_lookup (const char *name);
75SCM_API SCM scm_c_define (const char *name, SCM val);
76SCM_API SCM scm_lookup (SCM symbol);
77SCM_API SCM scm_define (SCM symbol, SCM val);
78
79SCM_API SCM scm_c_module_lookup (SCM module, const char *name);
80SCM_API SCM scm_c_module_define (SCM module, const char *name, SCM val);
81SCM_API SCM scm_module_lookup (SCM module, SCM symbol);
82SCM_API SCM scm_module_define (SCM module, SCM symbol, SCM val);
83SCM_API SCM scm_module_reverse_lookup (SCM module, SCM variable);
84
85SCM_API SCM scm_c_resolve_module (const char *name);
86SCM_API SCM scm_resolve_module (SCM name);
87SCM_API SCM scm_c_define_module (const char *name,
88 void (*init)(void *), void *data);
89SCM_API void scm_c_use_module (const char *name);
90SCM_API void scm_c_export (const char *name, ...);
91
92SCM_API SCM scm_sym2var (SCM sym, SCM thunk, SCM definep);
93
94SCM_API SCM scm_module_import_interface (SCM module, SCM sym);
95SCM_API SCM scm_module_lookup_closure (SCM module);
96SCM_API SCM scm_module_transformer (SCM module);
97SCM_API SCM scm_current_module_lookup_closure (void);
98SCM_API SCM scm_current_module_transformer (void);
99SCM_API SCM scm_eval_closure_lookup (SCM eclo, SCM sym, SCM definep);
100SCM_API SCM scm_standard_eval_closure (SCM module);
101SCM_API SCM scm_standard_interface_eval_closure (SCM module);
102SCM_API SCM scm_get_pre_modules_obarray (void);
103SCM_API SCM scm_lookup_closure_module (SCM proc);
104
105SCM_API SCM scm_env_top_level (SCM env);
106SCM_API SCM scm_env_module (SCM env);
107SCM_API SCM scm_top_level_env (SCM thunk);
108SCM_API SCM scm_system_module_env_p (SCM env);
109
110SCM_API void scm_modules_prehistory (void);
111SCM_API void scm_init_modules (void);
112
113#endif /* SCM_MODULES_H */
114
115/*
116 Local Variables:
117 c-file-style: "gnu"
118 End:
119*/