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* eval.c (is_self_quoting_p): New static function.
[bpt/guile.git] / libguile / eval.h
CommitLineData
0f2d19dd
JB		 1/* classes: h_files */
2
22a52da1
DH		 3#ifndef SCM_EVAL_H
4#define SCM_EVAL_H
8c494e99 5
a98e8e98 6/* Copyright (C) 1995,1996,1998,1999,2000,2001,2002,2003 Free Software Foundation, Inc.
8c494e99 7 *
73be1d9e
MV		 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.
8c494e99 12 *
73be1d9e 13 * This library is distributed in the hope that it will be useful,
0f2d19dd 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
73be1d9e
MV		 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
8c494e99 17 *
73be1d9e
MV		 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
8c494e99 22
0f2d19dd
JB		 23\f
24
b4309c3c 25#include "libguile/__scm.h"
0f2d19dd 26
9981de3a 27#include "libguile/struct.h"
37607b5a 28
0f2d19dd
JB		 29\f
30
33b97402
MD		 31/* {Options}
32 */
33
33b001fd 34SCM_API scm_t_option scm_eval_opts[];
33b97402 35
a98e8e98 36#define SCM_EVAL_STACK scm_eval_opts[0].val
33b97402
MD		 37#define SCM_N_EVAL_OPTIONS 1
38
33b001fd 39SCM_API long scm_eval_stack;
a74145b8 40
33b001fd 41SCM_API scm_t_option scm_evaluator_trap_table[];
33b97402 42
33b001fd 43SCM_API SCM scm_eval_options_interface (SCM setting);
38b9c0c3 44
066dacf8
MD		 45#define SCM_TRAPS_P scm_evaluator_trap_table[0].val
46#define SCM_ENTER_FRAME_P scm_evaluator_trap_table[1].val
47#define SCM_APPLY_FRAME_P scm_evaluator_trap_table[2].val
48#define SCM_EXIT_FRAME_P scm_evaluator_trap_table[3].val
a98e8e98
DH		 49#define SCM_ENTER_FRAME_HDLR (SCM_PACK (scm_evaluator_trap_table[4].val))
50#define SCM_APPLY_FRAME_HDLR (SCM_PACK (scm_evaluator_trap_table[5].val))
51#define SCM_EXIT_FRAME_HDLR (SCM_PACK (scm_evaluator_trap_table[6].val))
d95c0b76 52#define SCM_N_EVALUATOR_TRAPS 7
33b97402
MD		 53
54\f
55
0f2d19dd
JB		 56/* {Ilocs}
57 *
58 * Ilocs are relative pointers into local environment structures.
59 *
60 */
61#define SCM_ILOCP(n) (SCM_ITAG8(n)==scm_tc8_iloc)
0f2d19dd
JB		 62#define SCM_ICDR (0x00080000L)
63#define SCM_IFRINC (0x00000100L)
c014a02e
ML		 64#define SCM_IFRAME(n) ((long)((SCM_ICDR-SCM_IFRINC)>>8) \
65 & (SCM_UNPACK (n) >> 8))
b0c54567
DH		 66#define SCM_IDIST(n) (SCM_UNPACK (n) >> 20)
67#define SCM_ICDRP(n) (SCM_ICDR & SCM_UNPACK (n))
0f2d19dd
JB		 68
69\f
70
28d52ebb
MD		 71/* {Promises}
72 */
73
74#define SCM_F_PROMISE_COMPUTED (1L << 16)
75#define SCM_PROMISE_COMPUTED_P(promise) \
76 (SCM_F_PROMISE_COMPUTED & SCM_CELL_WORD_0 (promise))
77#define SCM_SET_PROMISE_COMPUTED(promise) \
78 SCM_SET_CELL_WORD_0 (promise, scm_tc16_promise | SCM_F_PROMISE_COMPUTED)
79#define SCM_PROMISE_MUTEX(promise) \
80 ((scm_t_rec_mutex *) SCM_CELL_WORD_2 (promise))
81#define SCM_PROMISE_DATA SCM_CELL_OBJECT_1
82#define SCM_SET_PROMISE_DATA SCM_SET_CELL_OBJECT_1
83SCM_API scm_t_bits scm_tc16_promise;
84
85\f
0f2d19dd 86
8d1e7f8c 87/* {Evaluator}
8d1e7f8c 88 */
0f2d19dd 89
756414cf 90typedef SCM (*scm_t_trampoline_0) (SCM proc);
504d99c5
MD		 91typedef SCM (*scm_t_trampoline_1) (SCM proc, SCM arg1);
92typedef SCM (*scm_t_trampoline_2) (SCM proc, SCM arg1, SCM arg2);
93
0f2d19dd
JB		 94\f
95
e2806c10 96#define SCM_EXTEND_ENV scm_acons
0f2d19dd 97
37607b5a 98/*fixme* This should probably be removed throught the code. */
a0ea2bf0 99
86d31dfe 100#define SCM_TOP_LEVEL_LOOKUP_CLOSURE (scm_current_module_lookup_closure())
37607b5a 101
0f2d19dd 102\f
a98e8e98 103
33b001fd
MV		 104SCM_API SCM scm_sym_and;
105SCM_API SCM scm_sym_begin;
106SCM_API SCM scm_sym_case;
107SCM_API SCM scm_sym_cond;
108SCM_API SCM scm_sym_define;
109SCM_API SCM scm_sym_do;
110SCM_API SCM scm_sym_if;
111SCM_API SCM scm_sym_lambda;
112SCM_API SCM scm_sym_let;
113SCM_API SCM scm_sym_letstar;
114SCM_API SCM scm_sym_letrec;
115SCM_API SCM scm_sym_quote;
116SCM_API SCM scm_sym_quasiquote;
117SCM_API SCM scm_sym_unquote;
118SCM_API SCM scm_sym_uq_splicing;
2f0d1375 119
33b001fd
MV		 120SCM_API SCM scm_sym_atapply;
121SCM_API SCM scm_sym_atcall_cc;
122SCM_API SCM scm_sym_at_call_with_values;
123SCM_API SCM scm_sym_delay;
124SCM_API SCM scm_sym_arrow;
125SCM_API SCM scm_sym_else;
126SCM_API SCM scm_sym_apply;
127SCM_API SCM scm_sym_set_x;
128SCM_API SCM scm_sym_args;
0f2d19dd 129
0f2d19dd 130\f
1cc91f1b 131
33b001fd
MV		 132SCM_API SCM * scm_ilookup (SCM iloc, SCM env);
133SCM_API SCM * scm_lookupcar (SCM vloc, SCM genv, int check);
33b001fd
MV		 134SCM_API SCM scm_unmemocopy (SCM form, SCM env);
135SCM_API SCM scm_eval_car (SCM pair, SCM env);
136SCM_API SCM scm_eval_body (SCM code, SCM env);
137SCM_API SCM scm_eval_args (SCM i, SCM env, SCM proc);
33b001fd
MV		 138SCM_API SCM scm_m_quote (SCM xorig, SCM env);
139SCM_API SCM scm_m_begin (SCM xorig, SCM env);
140SCM_API SCM scm_m_if (SCM xorig, SCM env);
141SCM_API SCM scm_m_set_x (SCM xorig, SCM env);
142SCM_API SCM scm_m_vref (SCM xorig, SCM env);
143SCM_API SCM scm_m_vset (SCM xorig, SCM env);
144SCM_API SCM scm_m_and (SCM xorig, SCM env);
145SCM_API SCM scm_m_or (SCM xorig, SCM env);
146SCM_API SCM scm_m_case (SCM xorig, SCM env);
147SCM_API SCM scm_m_cond (SCM xorig, SCM env);
148SCM_API SCM scm_m_lambda (SCM xorig, SCM env);
149SCM_API SCM scm_m_letstar (SCM xorig, SCM env);
150SCM_API SCM scm_m_do (SCM xorig, SCM env);
151SCM_API SCM scm_m_quasiquote (SCM xorig, SCM env);
152SCM_API SCM scm_m_delay (SCM xorig, SCM env);
5cb22e96 153SCM_API SCM scm_m_generalized_set_x (SCM xorig, SCM env);
28d52ebb 154SCM_API SCM scm_m_future (SCM xorig, SCM env);
33b001fd
MV		 155SCM_API SCM scm_m_define (SCM x, SCM env);
156SCM_API SCM scm_m_letrec (SCM xorig, SCM env);
157SCM_API SCM scm_m_let (SCM xorig, SCM env);
158SCM_API SCM scm_m_apply (SCM xorig, SCM env);
159SCM_API SCM scm_m_cont (SCM xorig, SCM env);
5e5f51c3 160#if SCM_ENABLE_ELISP
33b001fd 161SCM_API SCM scm_m_nil_cond (SCM xorig, SCM env);
33b001fd 162SCM_API SCM scm_m_atfop (SCM xorig, SCM env);
c96d76b8 163#endif /* SCM_ENABLE_ELISP */
33b001fd 164SCM_API SCM scm_m_atbind (SCM xorig, SCM env);
b0c5d67b
DH		 165SCM_API SCM scm_m_atslot_ref (SCM xorig, SCM env);
166SCM_API SCM scm_m_atslot_set_x (SCM xorig, SCM env);
167SCM_API SCM scm_m_atdispatch (SCM xorig, SCM env);
33b001fd
MV		 168SCM_API SCM scm_m_at_call_with_values (SCM xorig, SCM env);
169SCM_API int scm_badargsp (SCM formals, SCM args);
170SCM_API SCM scm_ceval (SCM x, SCM env);
171SCM_API SCM scm_deval (SCM x, SCM env);
172SCM_API SCM scm_call_0 (SCM proc);
173SCM_API SCM scm_call_1 (SCM proc, SCM arg1);
174SCM_API SCM scm_call_2 (SCM proc, SCM arg1, SCM arg2);
175SCM_API SCM scm_call_3 (SCM proc, SCM arg1, SCM arg2, SCM arg3);
176SCM_API SCM scm_call_4 (SCM proc, SCM arg1, SCM arg2, SCM arg3, SCM arg4);
177SCM_API SCM scm_apply_0 (SCM proc, SCM args);
178SCM_API SCM scm_apply_1 (SCM proc, SCM arg1, SCM args);
179SCM_API SCM scm_apply_2 (SCM proc, SCM arg1, SCM arg2, SCM args);
180SCM_API SCM scm_apply_3 (SCM proc, SCM arg1, SCM arg2, SCM arg3, SCM args);
756414cf
MD		 181SCM_API SCM scm_i_call_closure_0 (SCM proc);
182SCM_API scm_t_trampoline_0 scm_trampoline_0 (SCM proc);
504d99c5
MD		 183SCM_API scm_t_trampoline_1 scm_trampoline_1 (SCM proc);
184SCM_API scm_t_trampoline_2 scm_trampoline_2 (SCM proc);
33b001fd
MV		 185SCM_API SCM scm_nconc2last (SCM lst);
186SCM_API SCM scm_apply (SCM proc, SCM arg1, SCM args);
187SCM_API SCM scm_dapply (SCM proc, SCM arg1, SCM args);
33b001fd
MV		 188SCM_API SCM scm_map (SCM proc, SCM arg1, SCM args);
189SCM_API SCM scm_for_each (SCM proc, SCM arg1, SCM args);
190SCM_API SCM scm_closure (SCM code, SCM env);
191SCM_API SCM scm_makprom (SCM code);
192SCM_API SCM scm_force (SCM x);
193SCM_API SCM scm_promise_p (SCM x);
194SCM_API SCM scm_cons_source (SCM xorig, SCM x, SCM y);
195SCM_API SCM scm_copy_tree (SCM obj);
196SCM_API SCM scm_i_eval_x (SCM exp, SCM env);
197SCM_API SCM scm_i_eval (SCM exp, SCM env);
198SCM_API SCM scm_primitive_eval (SCM exp);
199SCM_API SCM scm_primitive_eval_x (SCM exp);
200SCM_API SCM scm_eval (SCM exp, SCM module);
201SCM_API SCM scm_eval_x (SCM exp, SCM module);
083629be 202
33b001fd 203SCM_API void scm_init_eval (void);
0f2d19dd 204
f58c472a
DH		 205
206#if (SCM_ENABLE_DEPRECATED == 1)
207
208SCM_API SCM scm_m_undefine (SCM x, SCM env);
209
328dc9a3
DH		 210/* Deprecated in guile 1.7.0 on 2003-11-09. */
211SCM_API SCM scm_m_expand_body (SCM xorig, SCM env);
212
6f81708a
DH		 213/* Deprecated in guile 1.7.0 on 2003-11-16. */
214SCM_API SCM scm_unmemocar (SCM form, SCM env);
215SCM_API SCM scm_macroexp (SCM x, SCM env);
216
f58c472a
DH		 217#endif
218
219
22a52da1 220#endif /* SCM_EVAL_H */
89e00824
ML		 221
222/*
223 Local Variables:
224 c-file-style: "gnu"
225 End:
226*/
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