1 /* Copyright (C) 1995,1996,1997,1998,2000,2001 Free Software Foundation, Inc.
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation; either version 2, or (at your option)
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this software; see the file COPYING. If not, write to
15 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
16 * Boston, MA 02111-1307 USA
18 * As a special exception, the Free Software Foundation gives permission
19 * for additional uses of the text contained in its release of GUILE.
21 * The exception is that, if you link the GUILE library with other files
22 * to produce an executable, this does not by itself cause the
23 * resulting executable to be covered by the GNU General Public License.
24 * Your use of that executable is in no way restricted on account of
25 * linking the GUILE library code into it.
27 * This exception does not however invalidate any other reasons why
28 * the executable file might be covered by the GNU General Public License.
30 * This exception applies only to the code released by the
31 * Free Software Foundation under the name GUILE. If you copy
32 * code from other Free Software Foundation releases into a copy of
33 * GUILE, as the General Public License permits, the exception does
34 * not apply to the code that you add in this way. To avoid misleading
35 * anyone as to the status of such modified files, you must delete
36 * this exception notice from them.
38 * If you write modifications of your own for GUILE, it is your choice
39 * whether to permit this exception to apply to your modifications.
40 * If you do not wish that, delete this exception notice. */
52 /* gcc has extern inline functions that are basically as fast as macros */
55 # define EXTINL extern inline
61 void gh_enter(int argc
, char *argv
[], void (*c_main_prog
)(int, char **));
62 void gh_repl(int argc
, char *argv
[]);
63 SCM
gh_catch(SCM tag
, scm_catch_body_t body
, void *body_data
,
64 scm_catch_handler_t handler
, void *handler_data
);
66 SCM
gh_standard_handler(void *data
, SCM tag
, SCM throw_args
);
68 SCM
gh_eval_str(const char *scheme_code
);
69 SCM
gh_eval_str_with_catch(const char *scheme_code
, scm_catch_handler_t handler
);
70 SCM
gh_eval_str_with_standard_handler(const char *scheme_code
);
71 SCM
gh_eval_str_with_stack_saving_handler(const char *scheme_code
);
73 SCM
gh_eval_file(const char *fname
);
74 #define gh_load(fname) gh_eval_file(fname)
75 SCM
gh_eval_file_with_catch(const char *scheme_code
, scm_catch_handler_t handler
);
76 SCM
gh_eval_file_with_standard_handler(const char *scheme_code
);
78 #define gh_defer_ints() SCM_DEFER_INTS
79 #define gh_allow_ints() SCM_ALLOW_INTS
81 SCM
gh_new_procedure(const char *proc_name
, SCM (*fn
)(),
82 int n_required_args
, int n_optional_args
, int varp
);
83 SCM
gh_new_procedure0_0(const char *proc_name
, SCM (*fn
)(void));
84 SCM
gh_new_procedure0_1(const char *proc_name
, SCM (*fn
)(SCM
));
85 SCM
gh_new_procedure0_2(const char *proc_name
, SCM (*fn
)(SCM
, SCM
));
86 SCM
gh_new_procedure1_0(const char *proc_name
, SCM (*fn
)(SCM
));
87 SCM
gh_new_procedure1_1(const char *proc_name
, SCM (*fn
)(SCM
, SCM
));
88 SCM
gh_new_procedure1_2(const char *proc_name
, SCM (*fn
)(SCM
, SCM
, SCM
));
89 SCM
gh_new_procedure2_0(const char *proc_name
, SCM (*fn
)(SCM
, SCM
));
90 SCM
gh_new_procedure2_1(const char *proc_name
, SCM (*fn
)(SCM
, SCM
, SCM
));
91 SCM
gh_new_procedure2_2(const char *proc_name
, SCM (*fn
)(SCM
, SCM
, SCM
, SCM
));
92 SCM
gh_new_procedure3_0(const char *proc_name
, SCM (*fn
)(SCM
, SCM
, SCM
));
93 SCM
gh_new_procedure4_0(const char *proc_name
, SCM (*fn
)(SCM
, SCM
, SCM
, SCM
));
94 SCM
gh_new_procedure5_0(const char *proc_name
, SCM (*fn
)(SCM
, SCM
, SCM
, SCM
, SCM
));
96 /* C to Scheme conversion */
97 SCM
gh_bool2scm(int x
);
98 SCM
gh_int2scm(int x
);
99 SCM
gh_ulong2scm(unsigned long x
);
100 SCM
gh_long2scm(long x
);
101 SCM
gh_double2scm(double x
);
102 SCM
gh_char2scm(char c
);
103 SCM
gh_str2scm(const char *s
, int len
);
104 SCM
gh_str02scm(const char *s
);
105 void gh_set_substr(char *src
, SCM dst
, int start
, int len
);
106 SCM
gh_symbol2scm(const char *symbol_str
);
107 SCM
gh_ints2scm(const int *d
, int n
);
110 SCM
gh_chars2byvect(const char *d
, int n
);
111 SCM
gh_shorts2svect(const short *d
, int n
);
112 SCM
gh_longs2ivect(const long *d
, int n
);
113 SCM
gh_ulongs2uvect(const unsigned long *d
, int n
);
114 SCM
gh_floats2fvect(const float *d
, int n
);
115 SCM
gh_doubles2dvect(const double *d
, int n
);
118 SCM
gh_doubles2scm(const double *d
, int n
);
120 /* Scheme to C conversion */
121 int gh_scm2bool(SCM obj
);
122 int gh_scm2int(SCM obj
);
123 unsigned long gh_scm2ulong(SCM obj
);
124 long gh_scm2long(SCM obj
);
125 char gh_scm2char(SCM obj
);
126 double gh_scm2double(SCM obj
);
127 char *gh_scm2newstr(SCM str
, int *lenp
);
128 void gh_get_substr(SCM src
, char *dst
, int start
, int len
);
129 char *gh_symbol2newstr(SCM sym
, int *lenp
);
130 char *gh_scm2chars(SCM vector
, char *result
);
131 short *gh_scm2shorts(SCM vector
, short *result
);
132 long *gh_scm2longs(SCM vector
, long *result
);
133 float *gh_scm2floats(SCM vector
, float *result
);
134 double *gh_scm2doubles(SCM vector
, double *result
);
136 /* type predicates: tell you if an SCM object has a given type */
137 int gh_boolean_p(SCM val
);
138 int gh_symbol_p(SCM val
);
139 int gh_char_p(SCM val
);
140 int gh_vector_p(SCM val
);
141 int gh_pair_p(SCM val
);
142 int gh_number_p(SCM val
);
143 int gh_string_p(SCM val
);
144 int gh_procedure_p(SCM val
);
145 int gh_list_p(SCM val
);
146 int gh_inexact_p(SCM val
);
147 int gh_exact_p(SCM val
);
149 /* more predicates */
150 int gh_eq_p(SCM x
, SCM y
);
151 int gh_eqv_p(SCM x
, SCM y
);
152 int gh_equal_p(SCM x
, SCM y
);
153 int gh_string_equal_p(SCM s1
, SCM s2
);
154 int gh_null_p(SCM l
);
156 /* standard Scheme procedures available from C */
158 #define gh_not(x) scm_not(x)
160 SCM
gh_define(const char *name
, SCM val
);
162 /* vector manipulation routines */
163 /* note that gh_vector() does not behave quite like the Scheme (vector
164 obj1 obj2 ...), because the interpreter engine does not pass the
165 data element by element, but rather as a list. thus, gh_vector()
166 ends up being identical to gh_list_to_vector() */
167 #define gh_vector(ls) scm_vector(ls)
168 SCM
gh_make_vector(SCM length
, SCM val
);
169 SCM
gh_vector_set_x(SCM vec
, SCM pos
, SCM val
);
170 SCM
gh_vector_ref(SCM vec
, SCM pos
);
171 unsigned long gh_vector_length (SCM v
);
172 unsigned long gh_uniform_vector_length (SCM v
);
173 SCM
gh_uniform_vector_ref (SCM v
, SCM ilist
);
174 #define gh_list_to_vector(ls) scm_vector(ls)
175 #define gh_vector_to_list(v) scm_vector_to_list(v)
177 SCM
gh_lookup (const char *sname
);
178 SCM
gh_module_lookup (SCM vector
, const char *sname
);
180 SCM
gh_cons(SCM x
, SCM y
);
181 #define gh_list scm_listify
182 unsigned long gh_length(SCM l
);
183 SCM
gh_append(SCM args
);
184 SCM
gh_append2(SCM l1
, SCM l2
);
185 SCM
gh_append3(SCM l1
, SCM l2
, SCM l3
);
186 SCM
gh_append4(SCM l1
, SCM l2
, SCM l3
, SCM l4
);
187 #define gh_reverse(ls) scm_reverse(ls)
188 #define gh_list_tail(ls, k) scm_list_tail(ls, k)
189 #define gh_list_ref(ls, k) scm_list_ref(ls, k)
190 #define gh_memq(x, ls) scm_memq(x, ls)
191 #define gh_memv(x, ls) scm_memv(x, ls)
192 #define gh_member(x, ls) scm_member(x, ls)
193 #define gh_assq(x, alist) scm_assq(x, alist)
194 #define gh_assv(x, alist) scm_assv(x, alist)
195 #define gh_assoc(x, alist) scm_assoc(x, alist)
214 SCM
gh_set_car_x(SCM pair
, SCM value
);
215 SCM
gh_set_cdr_x(SCM pair
, SCM value
);
218 /* Calling Scheme functions from C. */
219 SCM
gh_apply (SCM proc
, SCM ls
);
220 SCM
gh_call0 (SCM proc
);
221 SCM
gh_call1 (SCM proc
, SCM arg
);
222 SCM
gh_call2 (SCM proc
, SCM arg1
, SCM arg2
);
223 SCM
gh_call3 (SCM proc
, SCM arg1
, SCM arg2
, SCM arg3
);
225 /* reading and writing Scheme objects. */
226 void gh_display (SCM x
);
227 void gh_write (SCM x
);
228 void gh_newline (void);
230 /* void gh_gc_mark(SCM) : mark an SCM as in use. */
231 /* void gh_defer_ints() : don't interrupt code section. */
232 /* void gh_allow_ints() : see gh_defer_ints(). */
233 /* void gh_new_cell(SCM, int tag) : initialize SCM to be of type 'tag' */
234 /* int gh_type_p(SCM, tag) : test if SCM is of type 'tag' */
235 /* SCM gh_intern(char*) : get symbol corresponding to c-string.*/
236 /* void gh_set_ext_data(SCM, void*) : set extension data on SCM */
237 /* void *gh_get_ext_data(SCM) : return extension data from SCM. */
239 /* void gh_assert(int cond, char *msg, SCM obj); */