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ed3ef339 DE |
1 | /* Internal header for GDB/Scheme code. |
2 | ||
618f726f | 3 | Copyright (C) 2014-2016 Free Software Foundation, Inc. |
ed3ef339 DE |
4 | |
5 | This file is part of GDB. | |
6 | ||
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 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
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. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | /* See README file in this directory for implementation notes, coding | |
21 | conventions, et.al. */ | |
22 | ||
23 | #ifndef GDB_GUILE_INTERNAL_H | |
24 | #define GDB_GUILE_INTERNAL_H | |
25 | ||
26 | #include "hashtab.h" | |
27 | #include "extension-priv.h" | |
28 | #include "symtab.h" | |
29 | #include "libguile.h" | |
30 | ||
31 | struct block; | |
32 | struct frame_info; | |
33 | struct objfile; | |
34 | struct symbol; | |
35 | ||
36 | /* A function to pass to the safe-call routines to ignore things like | |
37 | memory errors. */ | |
38 | typedef int excp_matcher_func (SCM key); | |
39 | ||
40 | /* Scheme variables to define during initialization. */ | |
41 | ||
42 | typedef struct | |
43 | { | |
44 | const char *name; | |
45 | SCM value; | |
46 | const char *doc_string; | |
47 | } scheme_variable; | |
48 | ||
49 | /* End of scheme_variable table mark. */ | |
50 | ||
51 | #define END_VARIABLES { NULL, SCM_BOOL_F, NULL } | |
52 | ||
72e02483 PA |
53 | #ifdef __cplusplus |
54 | ||
55 | /* Although scm_t_subr is meant to hold a function pointer, at least | |
56 | in some versions of guile, it is actually a typedef to "void *". | |
57 | That means that in C++, an explicit cast is necessary to convert | |
58 | function pointer to scm_t_subr. But a cast also makes it possible | |
59 | to pass function pointers with the wrong type by mistake. So | |
60 | instead of adding such casts throughout, we use 'as_a_scm_t_subr' | |
61 | to do the conversion, which (only) has overloads for function | |
62 | pointer types that are valid. | |
63 | ||
64 | See https://lists.gnu.org/archive/html/guile-devel/2013-03/msg00001.html. | |
65 | */ | |
66 | ||
67 | static inline scm_t_subr | |
68 | as_a_scm_t_subr (SCM (*func) (void)) | |
69 | { | |
70 | return (scm_t_subr) func; | |
71 | } | |
72 | ||
73 | static inline scm_t_subr | |
74 | as_a_scm_t_subr (SCM (*func) (SCM)) | |
75 | { | |
76 | return (scm_t_subr) func; | |
77 | } | |
78 | ||
79 | static inline scm_t_subr | |
80 | as_a_scm_t_subr (SCM (*func) (SCM, SCM)) | |
81 | { | |
82 | return (scm_t_subr) func; | |
83 | } | |
84 | ||
85 | static inline scm_t_subr | |
86 | as_a_scm_t_subr (SCM (*func) (SCM, SCM, SCM)) | |
87 | { | |
88 | return (scm_t_subr) func; | |
89 | } | |
90 | ||
91 | #else | |
92 | ||
93 | /* In C, just do an implicit conversion. */ | |
94 | #define as_a_scm_t_subr(func) func | |
95 | ||
96 | #endif | |
ed3ef339 DE |
97 | /* Scheme functions to define during initialization. */ |
98 | ||
99 | typedef struct | |
100 | { | |
101 | const char *name; | |
102 | int required; | |
103 | int optional; | |
104 | int rest; | |
105 | scm_t_subr func; | |
106 | const char *doc_string; | |
107 | } scheme_function; | |
108 | ||
109 | /* End of scheme_function table mark. */ | |
110 | ||
111 | #define END_FUNCTIONS { NULL, 0, 0, 0, NULL, NULL } | |
112 | ||
113 | /* Useful for defining a set of constants. */ | |
114 | ||
115 | typedef struct | |
116 | { | |
117 | const char *name; | |
118 | int value; | |
119 | } scheme_integer_constant; | |
120 | ||
121 | #define END_INTEGER_CONSTANTS { NULL, 0 } | |
122 | ||
123 | /* Pass this instead of 0 to routines like SCM_ASSERT to indicate the value | |
124 | is not a function argument. */ | |
125 | #define GDBSCM_ARG_NONE 0 | |
126 | ||
127 | /* Ensure new code doesn't accidentally try to use this. */ | |
128 | #undef scm_make_smob_type | |
129 | #define scm_make_smob_type USE_gdbscm_make_smob_type_INSTEAD | |
130 | ||
131 | /* They brought over () == #f from lisp. | |
132 | Let's avoid that for now. */ | |
133 | #undef scm_is_bool | |
134 | #undef scm_is_false | |
135 | #undef scm_is_true | |
136 | #define scm_is_bool USE_gdbscm_is_bool_INSTEAD | |
137 | #define scm_is_false USE_gdbscm_is_false_INSTEAD | |
138 | #define scm_is_true USE_gdbscm_is_true_INSTEAD | |
139 | #define gdbscm_is_bool(scm) \ | |
140 | (scm_is_eq ((scm), SCM_BOOL_F) || scm_is_eq ((scm), SCM_BOOL_T)) | |
141 | #define gdbscm_is_false(scm) scm_is_eq ((scm), SCM_BOOL_F) | |
142 | #define gdbscm_is_true(scm) (!gdbscm_is_false (scm)) | |
143 | ||
16954d5d LC |
144 | #ifndef HAVE_SCM_NEW_SMOB |
145 | ||
146 | /* Guile <= 2.0.5 did not provide this function, so provide it here. */ | |
147 | ||
148 | static inline SCM | |
149 | scm_new_smob (scm_t_bits tc, scm_t_bits data) | |
150 | { | |
151 | SCM_RETURN_NEWSMOB (tc, data); | |
152 | } | |
153 | ||
154 | #endif | |
155 | ||
ed3ef339 DE |
156 | /* Function name that is passed around in case an error needs to be reported. |
157 | __func is in C99, but we provide a wrapper "just in case", | |
158 | and because FUNC_NAME is the canonical value used in guile sources. | |
159 | IWBN to use the Scheme version of the name (e.g. foo-bar vs foo_bar), | |
160 | but let's KISS for now. */ | |
161 | #define FUNC_NAME __func__ | |
162 | ||
163 | extern const char gdbscm_module_name[]; | |
164 | extern const char gdbscm_init_module_name[]; | |
165 | ||
166 | extern int gdb_scheme_initialized; | |
167 | ||
d2929fdc DE |
168 | extern int gdbscm_guile_major_version; |
169 | extern int gdbscm_guile_minor_version; | |
170 | extern int gdbscm_guile_micro_version; | |
171 | ||
ed3ef339 DE |
172 | extern const char gdbscm_print_excp_none[]; |
173 | extern const char gdbscm_print_excp_full[]; | |
174 | extern const char gdbscm_print_excp_message[]; | |
175 | extern const char *gdbscm_print_excp; | |
176 | ||
177 | extern SCM gdbscm_documentation_symbol; | |
178 | extern SCM gdbscm_invalid_object_error_symbol; | |
179 | ||
180 | extern SCM gdbscm_map_string; | |
181 | extern SCM gdbscm_array_string; | |
182 | extern SCM gdbscm_string_string; | |
183 | \f | |
184 | /* scm-utils.c */ | |
185 | ||
fe978cb0 | 186 | extern void gdbscm_define_variables (const scheme_variable *, int is_public); |
ed3ef339 | 187 | |
fe978cb0 | 188 | extern void gdbscm_define_functions (const scheme_function *, int is_public); |
ed3ef339 DE |
189 | |
190 | extern void gdbscm_define_integer_constants (const scheme_integer_constant *, | |
fe978cb0 | 191 | int is_public); |
ed3ef339 | 192 | |
77b64a49 PA |
193 | extern void gdbscm_printf (SCM port, const char *format, ...) |
194 | ATTRIBUTE_PRINTF (2, 3); | |
ed3ef339 DE |
195 | |
196 | extern void gdbscm_debug_display (SCM obj); | |
197 | ||
198 | extern void gdbscm_debug_write (SCM obj); | |
199 | ||
200 | extern void gdbscm_parse_function_args (const char *function_name, | |
201 | int beginning_arg_pos, | |
202 | const SCM *keywords, | |
203 | const char *format, ...); | |
204 | ||
205 | extern SCM gdbscm_scm_from_longest (LONGEST l); | |
206 | ||
207 | extern LONGEST gdbscm_scm_to_longest (SCM l); | |
208 | ||
209 | extern SCM gdbscm_scm_from_ulongest (ULONGEST l); | |
210 | ||
211 | extern ULONGEST gdbscm_scm_to_ulongest (SCM u); | |
212 | ||
213 | extern void gdbscm_dynwind_xfree (void *ptr); | |
214 | ||
215 | extern int gdbscm_is_procedure (SCM proc); | |
e698b8c4 DE |
216 | |
217 | extern char *gdbscm_gc_xstrdup (const char *); | |
06eb1586 DE |
218 | |
219 | extern const char * const *gdbscm_gc_dup_argv (char **argv); | |
d2929fdc DE |
220 | |
221 | extern int gdbscm_guile_version_is_at_least (int major, int minor, int micro); | |
ed3ef339 | 222 | \f |
b2715b27 | 223 | /* GDB smobs, from scm-gsmob.c */ |
ed3ef339 DE |
224 | |
225 | /* All gdb smobs must contain one of the following as the first member: | |
226 | gdb_smob, chained_gdb_smob, or eqable_gdb_smob. | |
227 | ||
b2715b27 AW |
228 | Chained GDB smobs should have chained_gdb_smob as their first member. The |
229 | next,prev members of chained_gdb_smob allow for chaining gsmobs together so | |
230 | that, for example, when an objfile is deleted we can clean up all smobs that | |
231 | reference it. | |
ed3ef339 | 232 | |
b2715b27 AW |
233 | Eq-able GDB smobs should have eqable_gdb_smob as their first member. The |
234 | containing_scm member of eqable_gdb_smob allows for returning the same gsmob | |
235 | instead of creating a new one, allowing them to be eq?-able. | |
ed3ef339 | 236 | |
b2715b27 AW |
237 | All other smobs should have gdb_smob as their first member. |
238 | FIXME: dje/2014-05-26: gdb_smob was useful during early development as a | |
239 | "baseclass" for all gdb smobs. If it's still unused by gdb 8.0 delete it. | |
240 | ||
241 | IMPORTANT: chained_gdb_smob and eqable_gdb-smob are "subclasses" of | |
ed3ef339 DE |
242 | gdb_smob. The layout of chained_gdb_smob,eqable_gdb_smob must match |
243 | gdb_smob as if it is a subclass. To that end we use macro GDB_SMOB_HEAD | |
244 | to ensure this. */ | |
245 | ||
b2715b27 AW |
246 | #define GDB_SMOB_HEAD \ |
247 | int empty_base_class; | |
ed3ef339 DE |
248 | |
249 | typedef struct | |
250 | { | |
251 | GDB_SMOB_HEAD | |
252 | } gdb_smob; | |
253 | ||
254 | typedef struct _chained_gdb_smob | |
255 | { | |
256 | GDB_SMOB_HEAD | |
257 | ||
258 | struct _chained_gdb_smob *prev; | |
259 | struct _chained_gdb_smob *next; | |
260 | } chained_gdb_smob; | |
261 | ||
262 | typedef struct _eqable_gdb_smob | |
263 | { | |
264 | GDB_SMOB_HEAD | |
265 | ||
266 | /* The object we are contained in. | |
267 | This can be used for several purposes. | |
268 | This is used by the eq? machinery: We need to be able to see if we have | |
269 | already created an object for a symbol, and if so use that SCM. | |
270 | This may also be used to protect the smob from GC if there is | |
271 | a reference to this smob from outside of GC space (i.e., from gdb). | |
272 | This can also be used in place of chained_gdb_smob where we need to | |
273 | keep track of objfile referencing objects. When the objfile is deleted | |
274 | we need to invalidate the objects: we can do that using the same hashtab | |
275 | used to record the smob for eq-ability. */ | |
276 | SCM containing_scm; | |
277 | } eqable_gdb_smob; | |
278 | ||
279 | #undef GDB_SMOB_HEAD | |
280 | ||
281 | struct objfile; | |
282 | struct objfile_data; | |
283 | ||
284 | /* A predicate that returns non-zero if an object is a particular kind | |
285 | of gsmob. */ | |
286 | typedef int (gsmob_pred_func) (SCM); | |
287 | ||
288 | extern scm_t_bits gdbscm_make_smob_type (const char *name, size_t size); | |
289 | ||
290 | extern void gdbscm_init_gsmob (gdb_smob *base); | |
291 | ||
292 | extern void gdbscm_init_chained_gsmob (chained_gdb_smob *base); | |
293 | ||
1254eefc DE |
294 | extern void gdbscm_init_eqable_gsmob (eqable_gdb_smob *base, |
295 | SCM containing_scm); | |
ed3ef339 | 296 | |
ed3ef339 DE |
297 | extern void gdbscm_add_objfile_ref (struct objfile *objfile, |
298 | const struct objfile_data *data_key, | |
299 | chained_gdb_smob *g_smob); | |
300 | ||
301 | extern void gdbscm_remove_objfile_ref (struct objfile *objfile, | |
302 | const struct objfile_data *data_key, | |
303 | chained_gdb_smob *g_smob); | |
304 | ||
305 | extern htab_t gdbscm_create_eqable_gsmob_ptr_map (htab_hash hash_fn, | |
306 | htab_eq eq_fn); | |
307 | ||
308 | extern eqable_gdb_smob **gdbscm_find_eqable_gsmob_ptr_slot | |
309 | (htab_t htab, eqable_gdb_smob *base); | |
310 | ||
311 | extern void gdbscm_fill_eqable_gsmob_ptr_slot (eqable_gdb_smob **slot, | |
1254eefc | 312 | eqable_gdb_smob *base); |
ed3ef339 DE |
313 | |
314 | extern void gdbscm_clear_eqable_gsmob_ptr_slot (htab_t htab, | |
315 | eqable_gdb_smob *base); | |
316 | \f | |
317 | /* Exceptions and calling out to Guile. */ | |
318 | ||
319 | /* scm-exception.c */ | |
320 | ||
321 | extern SCM gdbscm_make_exception (SCM tag, SCM args); | |
322 | ||
323 | extern int gdbscm_is_exception (SCM scm); | |
324 | ||
325 | extern SCM gdbscm_exception_key (SCM excp); | |
326 | ||
327 | extern SCM gdbscm_exception_args (SCM excp); | |
328 | ||
329 | extern SCM gdbscm_make_exception_with_stack (SCM key, SCM args, SCM stack); | |
330 | ||
331 | extern SCM gdbscm_make_error_scm (SCM key, SCM subr, SCM message, | |
332 | SCM args, SCM data); | |
333 | ||
334 | extern SCM gdbscm_make_error (SCM key, const char *subr, const char *message, | |
335 | SCM args, SCM data); | |
336 | ||
337 | extern SCM gdbscm_make_type_error (const char *subr, int arg_pos, | |
338 | SCM bad_value, const char *expected_type); | |
339 | ||
340 | extern SCM gdbscm_make_invalid_object_error (const char *subr, int arg_pos, | |
341 | SCM bad_value, const char *error); | |
342 | ||
4a2722c5 DE |
343 | extern void gdbscm_invalid_object_error (const char *subr, int arg_pos, |
344 | SCM bad_value, const char *error) | |
ed3ef339 DE |
345 | ATTRIBUTE_NORETURN; |
346 | ||
347 | extern SCM gdbscm_make_out_of_range_error (const char *subr, int arg_pos, | |
348 | SCM bad_value, const char *error); | |
349 | ||
4a2722c5 DE |
350 | extern void gdbscm_out_of_range_error (const char *subr, int arg_pos, |
351 | SCM bad_value, const char *error) | |
ed3ef339 DE |
352 | ATTRIBUTE_NORETURN; |
353 | ||
354 | extern SCM gdbscm_make_misc_error (const char *subr, int arg_pos, | |
355 | SCM bad_value, const char *error); | |
356 | ||
06eb1586 DE |
357 | extern void gdbscm_misc_error (const char *subr, int arg_pos, |
358 | SCM bad_value, const char *error) | |
359 | ATTRIBUTE_NORETURN; | |
360 | ||
ed3ef339 DE |
361 | extern void gdbscm_throw (SCM exception) ATTRIBUTE_NORETURN; |
362 | ||
363 | extern SCM gdbscm_scm_from_gdb_exception (struct gdb_exception exception); | |
364 | ||
365 | extern void gdbscm_throw_gdb_exception (struct gdb_exception exception) | |
366 | ATTRIBUTE_NORETURN; | |
367 | ||
368 | extern void gdbscm_print_exception_with_stack (SCM port, SCM stack, | |
369 | SCM key, SCM args); | |
370 | ||
371 | extern void gdbscm_print_gdb_exception (SCM port, SCM exception); | |
372 | ||
373 | extern char *gdbscm_exception_message_to_string (SCM exception); | |
374 | ||
375 | extern excp_matcher_func gdbscm_memory_error_p; | |
376 | ||
e698b8c4 DE |
377 | extern excp_matcher_func gdbscm_user_error_p; |
378 | ||
ed3ef339 DE |
379 | extern SCM gdbscm_make_memory_error (const char *subr, const char *msg, |
380 | SCM args); | |
381 | ||
4a2722c5 DE |
382 | extern void gdbscm_memory_error (const char *subr, const char *msg, SCM args) |
383 | ATTRIBUTE_NORETURN; | |
ed3ef339 DE |
384 | |
385 | /* scm-safe-call.c */ | |
386 | ||
c5192092 | 387 | extern const char *gdbscm_with_guile (const char *(*func) (void *), void *data); |
ed3ef339 DE |
388 | |
389 | extern SCM gdbscm_call_guile (SCM (*func) (void *), void *data, | |
390 | excp_matcher_func *ok_excps); | |
391 | ||
392 | extern SCM gdbscm_safe_call_0 (SCM proc, excp_matcher_func *ok_excps); | |
393 | ||
394 | extern SCM gdbscm_safe_call_1 (SCM proc, SCM arg0, | |
395 | excp_matcher_func *ok_excps); | |
396 | ||
397 | extern SCM gdbscm_safe_call_2 (SCM proc, SCM arg0, SCM arg1, | |
398 | excp_matcher_func *ok_excps); | |
399 | ||
400 | extern SCM gdbscm_safe_call_3 (SCM proc, SCM arg0, SCM arg1, SCM arg2, | |
401 | excp_matcher_func *ok_excps); | |
402 | ||
403 | extern SCM gdbscm_safe_call_4 (SCM proc, SCM arg0, SCM arg1, SCM arg2, | |
404 | SCM arg3, | |
405 | excp_matcher_func *ok_excps); | |
406 | ||
407 | extern SCM gdbscm_safe_apply_1 (SCM proc, SCM arg0, SCM args, | |
408 | excp_matcher_func *ok_excps); | |
409 | ||
410 | extern SCM gdbscm_unsafe_call_1 (SCM proc, SCM arg0); | |
411 | ||
412 | extern char *gdbscm_safe_eval_string (const char *string, int display_result); | |
413 | ||
414 | extern char *gdbscm_safe_source_script (const char *filename); | |
415 | ||
416 | extern void gdbscm_enter_repl (void); | |
417 | \f | |
418 | /* Interface to various GDB objects, in alphabetical order. */ | |
419 | ||
420 | /* scm-arch.c */ | |
421 | ||
422 | typedef struct _arch_smob arch_smob; | |
423 | ||
424 | extern struct gdbarch *arscm_get_gdbarch (arch_smob *a_smob); | |
425 | ||
426 | extern arch_smob *arscm_get_arch_smob_arg_unsafe (SCM arch_scm, int arg_pos, | |
427 | const char *func_name); | |
428 | ||
429 | extern SCM arscm_scm_from_arch (struct gdbarch *gdbarch); | |
430 | ||
431 | /* scm-block.c */ | |
432 | ||
433 | extern SCM bkscm_scm_from_block (const struct block *block, | |
434 | struct objfile *objfile); | |
435 | ||
436 | extern const struct block *bkscm_scm_to_block | |
437 | (SCM block_scm, int arg_pos, const char *func_name, SCM *excp); | |
438 | ||
e698b8c4 DE |
439 | /* scm-cmd.c */ |
440 | ||
441 | extern char *gdbscm_parse_command_name (const char *name, | |
442 | const char *func_name, int arg_pos, | |
443 | struct cmd_list_element ***base_list, | |
444 | struct cmd_list_element **start_list); | |
445 | ||
446 | extern int gdbscm_valid_command_class_p (int command_class); | |
447 | ||
06eb1586 DE |
448 | extern char *gdbscm_canonicalize_command_name (const char *name, |
449 | int want_trailing_space); | |
450 | ||
ed3ef339 DE |
451 | /* scm-frame.c */ |
452 | ||
453 | typedef struct _frame_smob frame_smob; | |
454 | ||
455 | extern int frscm_is_frame (SCM scm); | |
456 | ||
457 | extern frame_smob *frscm_get_frame_smob_arg_unsafe (SCM frame_scm, int arg_pos, | |
458 | const char *func_name); | |
459 | ||
460 | extern struct frame_info *frscm_frame_smob_to_frame (frame_smob *); | |
461 | ||
462 | /* scm-iterator.c */ | |
463 | ||
464 | typedef struct _iterator_smob iterator_smob; | |
465 | ||
466 | extern SCM itscm_iterator_smob_object (iterator_smob *i_smob); | |
467 | ||
468 | extern SCM itscm_iterator_smob_progress (iterator_smob *i_smob); | |
469 | ||
470 | extern void itscm_set_iterator_smob_progress_x (iterator_smob *i_smob, | |
471 | SCM progress); | |
472 | ||
473 | extern const char *itscm_iterator_smob_name (void); | |
474 | ||
475 | extern SCM gdbscm_make_iterator (SCM object, SCM progress, SCM next); | |
476 | ||
477 | extern int itscm_is_iterator (SCM scm); | |
478 | ||
479 | extern SCM gdbscm_end_of_iteration (void); | |
480 | ||
481 | extern int itscm_is_end_of_iteration (SCM obj); | |
482 | ||
483 | extern SCM itscm_safe_call_next_x (SCM iter, excp_matcher_func *ok_excps); | |
484 | ||
485 | extern SCM itscm_get_iterator_arg_unsafe (SCM self, int arg_pos, | |
486 | const char *func_name); | |
487 | ||
488 | /* scm-lazy-string.c */ | |
489 | ||
490 | extern int lsscm_is_lazy_string (SCM scm); | |
491 | ||
492 | extern SCM lsscm_make_lazy_string (CORE_ADDR address, int length, | |
493 | const char *encoding, struct type *type); | |
494 | ||
495 | extern struct value *lsscm_safe_lazy_string_to_value (SCM string, | |
496 | int arg_pos, | |
497 | const char *func_name, | |
498 | SCM *except_scmp); | |
499 | ||
500 | extern void lsscm_val_print_lazy_string | |
501 | (SCM string, struct ui_file *stream, | |
502 | const struct value_print_options *options); | |
503 | ||
504 | /* scm-objfile.c */ | |
505 | ||
506 | typedef struct _objfile_smob objfile_smob; | |
507 | ||
508 | extern SCM ofscm_objfile_smob_pretty_printers (objfile_smob *o_smob); | |
509 | ||
510 | extern objfile_smob *ofscm_objfile_smob_from_objfile (struct objfile *objfile); | |
511 | ||
512 | extern SCM ofscm_scm_from_objfile (struct objfile *objfile); | |
513 | ||
ded03782 DE |
514 | /* scm-progspace.c */ |
515 | ||
516 | typedef struct _pspace_smob pspace_smob; | |
517 | ||
518 | extern SCM psscm_pspace_smob_pretty_printers (const pspace_smob *); | |
519 | ||
520 | extern pspace_smob *psscm_pspace_smob_from_pspace (struct program_space *); | |
521 | ||
522 | extern SCM psscm_scm_from_pspace (struct program_space *); | |
523 | ||
ed3ef339 DE |
524 | /* scm-string.c */ |
525 | ||
d2929fdc DE |
526 | extern int gdbscm_scm_string_to_int (SCM string); |
527 | ||
ed3ef339 DE |
528 | extern char *gdbscm_scm_to_c_string (SCM string); |
529 | ||
530 | extern SCM gdbscm_scm_from_c_string (const char *string); | |
531 | ||
77b64a49 PA |
532 | extern SCM gdbscm_scm_from_printf (const char *format, ...) |
533 | ATTRIBUTE_PRINTF (1, 2); | |
ed3ef339 DE |
534 | |
535 | extern char *gdbscm_scm_to_string (SCM string, size_t *lenp, | |
536 | const char *charset, | |
537 | int strict, SCM *except_scmp); | |
538 | ||
539 | extern SCM gdbscm_scm_from_string (const char *string, size_t len, | |
540 | const char *charset, int strict); | |
541 | ||
06eb1586 DE |
542 | extern char *gdbscm_scm_to_host_string (SCM string, size_t *lenp, SCM *except); |
543 | ||
544 | extern SCM gdbscm_scm_from_host_string (const char *string, size_t len); | |
545 | ||
ed3ef339 DE |
546 | /* scm-symbol.c */ |
547 | ||
548 | extern int syscm_is_symbol (SCM scm); | |
549 | ||
550 | extern SCM syscm_scm_from_symbol (struct symbol *symbol); | |
551 | ||
552 | extern struct symbol *syscm_get_valid_symbol_arg_unsafe | |
553 | (SCM self, int arg_pos, const char *func_name); | |
554 | ||
555 | /* scm-symtab.c */ | |
556 | ||
557 | extern SCM stscm_scm_from_symtab (struct symtab *symtab); | |
558 | ||
559 | extern SCM stscm_scm_from_sal (struct symtab_and_line sal); | |
560 | ||
561 | /* scm-type.c */ | |
562 | ||
563 | typedef struct _type_smob type_smob; | |
564 | ||
565 | extern int tyscm_is_type (SCM scm); | |
566 | ||
567 | extern SCM tyscm_scm_from_type (struct type *type); | |
568 | ||
569 | extern type_smob *tyscm_get_type_smob_arg_unsafe (SCM type_scm, int arg_pos, | |
570 | const char *func_name); | |
571 | ||
572 | extern struct type *tyscm_type_smob_type (type_smob *t_smob); | |
573 | ||
574 | extern SCM tyscm_scm_from_field (SCM type_scm, int field_num); | |
575 | ||
576 | /* scm-value.c */ | |
577 | ||
578 | extern struct value *vlscm_scm_to_value (SCM scm); | |
579 | ||
580 | extern int vlscm_is_value (SCM scm); | |
581 | ||
582 | extern SCM vlscm_scm_from_value (struct value *value); | |
583 | ||
584 | extern SCM vlscm_scm_from_value_unsafe (struct value *value); | |
585 | ||
586 | extern struct value *vlscm_convert_typed_value_from_scheme | |
587 | (const char *func_name, int obj_arg_pos, SCM obj, | |
588 | int type_arg_pos, SCM type_scm, struct type *type, SCM *except_scmp, | |
589 | struct gdbarch *gdbarch, const struct language_defn *language); | |
590 | ||
591 | extern struct value *vlscm_convert_value_from_scheme | |
592 | (const char *func_name, int obj_arg_pos, SCM obj, SCM *except_scmp, | |
593 | struct gdbarch *gdbarch, const struct language_defn *language); | |
594 | \f | |
595 | /* stript_lang methods */ | |
596 | ||
597 | extern objfile_script_sourcer_func gdbscm_source_objfile_script; | |
9f050062 | 598 | extern objfile_script_executor_func gdbscm_execute_objfile_script; |
ed3ef339 DE |
599 | |
600 | extern int gdbscm_auto_load_enabled (const struct extension_language_defn *); | |
601 | ||
602 | extern void gdbscm_preserve_values | |
603 | (const struct extension_language_defn *, | |
604 | struct objfile *, htab_t copied_types); | |
605 | ||
606 | extern enum ext_lang_rc gdbscm_apply_val_pretty_printer | |
607 | (const struct extension_language_defn *, | |
608 | struct type *type, const gdb_byte *valaddr, | |
609 | int embedded_offset, CORE_ADDR address, | |
610 | struct ui_file *stream, int recurse, | |
611 | const struct value *val, | |
612 | const struct value_print_options *options, | |
613 | const struct language_defn *language); | |
614 | ||
615 | extern int gdbscm_breakpoint_has_cond (const struct extension_language_defn *, | |
616 | struct breakpoint *b); | |
617 | ||
618 | extern enum ext_lang_bp_stop gdbscm_breakpoint_cond_says_stop | |
619 | (const struct extension_language_defn *, struct breakpoint *b); | |
620 | \f | |
621 | /* Initializers for each piece of Scheme support, in alphabetical order. */ | |
622 | ||
623 | extern void gdbscm_initialize_arches (void); | |
624 | extern void gdbscm_initialize_auto_load (void); | |
625 | extern void gdbscm_initialize_blocks (void); | |
626 | extern void gdbscm_initialize_breakpoints (void); | |
e698b8c4 | 627 | extern void gdbscm_initialize_commands (void); |
ed3ef339 DE |
628 | extern void gdbscm_initialize_disasm (void); |
629 | extern void gdbscm_initialize_exceptions (void); | |
630 | extern void gdbscm_initialize_frames (void); | |
631 | extern void gdbscm_initialize_iterators (void); | |
632 | extern void gdbscm_initialize_lazy_strings (void); | |
633 | extern void gdbscm_initialize_math (void); | |
634 | extern void gdbscm_initialize_objfiles (void); | |
635 | extern void gdbscm_initialize_pretty_printers (void); | |
06eb1586 | 636 | extern void gdbscm_initialize_parameters (void); |
ed3ef339 | 637 | extern void gdbscm_initialize_ports (void); |
ded03782 | 638 | extern void gdbscm_initialize_pspaces (void); |
ed3ef339 DE |
639 | extern void gdbscm_initialize_smobs (void); |
640 | extern void gdbscm_initialize_strings (void); | |
641 | extern void gdbscm_initialize_symbols (void); | |
642 | extern void gdbscm_initialize_symtabs (void); | |
643 | extern void gdbscm_initialize_types (void); | |
644 | extern void gdbscm_initialize_values (void); | |
645 | \f | |
646 | /* Use these after a TRY_CATCH to throw the appropriate Scheme exception | |
647 | if a GDB error occurred. */ | |
648 | ||
649 | #define GDBSCM_HANDLE_GDB_EXCEPTION(exception) \ | |
650 | do { \ | |
651 | if (exception.reason < 0) \ | |
652 | { \ | |
653 | gdbscm_throw_gdb_exception (exception); \ | |
654 | /*NOTREACHED */ \ | |
655 | } \ | |
656 | } while (0) | |
657 | ||
658 | /* If cleanups are establish outside the TRY_CATCH block, use this version. */ | |
659 | ||
660 | #define GDBSCM_HANDLE_GDB_EXCEPTION_WITH_CLEANUPS(exception, cleanups) \ | |
661 | do { \ | |
662 | if (exception.reason < 0) \ | |
663 | { \ | |
664 | do_cleanups (cleanups); \ | |
665 | gdbscm_throw_gdb_exception (exception); \ | |
666 | /*NOTREACHED */ \ | |
667 | } \ | |
668 | } while (0) | |
669 | ||
670 | #endif /* GDB_GUILE_INTERNAL_H */ |