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f3e9a817 PM |
1 | /* Python interface to symbol tables. |
2 | ||
61baf725 | 3 | Copyright (C) 2008-2017 Free Software Foundation, Inc. |
f3e9a817 PM |
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 | #include "defs.h" | |
21 | #include "charset.h" | |
22 | #include "symtab.h" | |
23 | #include "source.h" | |
24 | #include "python-internal.h" | |
25 | #include "objfiles.h" | |
a20ee7a4 | 26 | #include "block.h" |
88b6faea | 27 | #include "py-ref.h" |
f3e9a817 PM |
28 | |
29 | typedef struct stpy_symtab_object { | |
30 | PyObject_HEAD | |
31 | /* The GDB Symbol table structure. */ | |
32 | struct symtab *symtab; | |
33 | /* A symtab object is associated with an objfile, so keep track with | |
34 | a doubly-linked list, rooted in the objfile. This allows | |
35 | invalidation of the underlying struct symtab when the objfile is | |
36 | deleted. */ | |
37 | struct stpy_symtab_object *prev; | |
38 | struct stpy_symtab_object *next; | |
39 | } symtab_object; | |
40 | ||
e36122e9 | 41 | extern PyTypeObject symtab_object_type |
62eec1a5 | 42 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("symtab_object"); |
f3e9a817 PM |
43 | static const struct objfile_data *stpy_objfile_data_key; |
44 | ||
45 | /* Require a valid symbol table. All access to symtab_object->symtab | |
46 | should be gated by this call. */ | |
47 | #define STPY_REQUIRE_VALID(symtab_obj, symtab) \ | |
48 | do { \ | |
49 | symtab = symtab_object_to_symtab (symtab_obj); \ | |
50 | if (symtab == NULL) \ | |
51 | { \ | |
52 | PyErr_SetString (PyExc_RuntimeError, \ | |
53 | _("Symbol Table is invalid.")); \ | |
54 | return NULL; \ | |
55 | } \ | |
56 | } while (0) | |
57 | ||
58 | typedef struct salpy_sal_object { | |
59 | PyObject_HEAD | |
60 | /* The GDB Symbol table structure. */ | |
61 | symtab_object *symtab; | |
62 | /* The GDB Symbol table and line structure. */ | |
63 | struct symtab_and_line *sal; | |
64 | /* A Symtab and line object is associated with an objfile, so keep | |
65 | track with a doubly-linked list, rooted in the objfile. This | |
66 | allows invalidation of the underlying struct symtab_and_line | |
67 | when the objfile is deleted. */ | |
68 | struct salpy_sal_object *prev; | |
69 | struct salpy_sal_object *next; | |
70 | } sal_object; | |
71 | ||
e36122e9 | 72 | extern PyTypeObject sal_object_type |
62eec1a5 | 73 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("sal_object"); |
f3e9a817 PM |
74 | static const struct objfile_data *salpy_objfile_data_key; |
75 | ||
76 | /* Require a valid symbol table and line object. All access to | |
77 | sal_object->sal should be gated by this call. */ | |
78 | #define SALPY_REQUIRE_VALID(sal_obj, sal) \ | |
79 | do { \ | |
80 | sal = sal_object_to_symtab_and_line (sal_obj); \ | |
81 | if (sal == NULL) \ | |
82 | { \ | |
83 | PyErr_SetString (PyExc_RuntimeError, \ | |
84 | _("Symbol Table and Line is invalid.")); \ | |
85 | return NULL; \ | |
86 | } \ | |
87 | } while (0) | |
88 | ||
89 | static PyObject * | |
90 | stpy_str (PyObject *self) | |
91 | { | |
92 | PyObject *result; | |
93 | struct symtab *symtab = NULL; | |
94 | ||
95 | STPY_REQUIRE_VALID (self, symtab); | |
96 | ||
05cba821 | 97 | result = PyString_FromString (symtab_to_filename_for_display (symtab)); |
f3e9a817 PM |
98 | |
99 | return result; | |
100 | } | |
101 | ||
102 | static PyObject * | |
103 | stpy_get_filename (PyObject *self, void *closure) | |
104 | { | |
105 | PyObject *str_obj; | |
106 | struct symtab *symtab = NULL; | |
05cba821 | 107 | const char *filename; |
f3e9a817 PM |
108 | |
109 | STPY_REQUIRE_VALID (self, symtab); | |
05cba821 | 110 | filename = symtab_to_filename_for_display (symtab); |
f3e9a817 | 111 | |
4ae6cc19 | 112 | str_obj = host_string_to_python_string (filename); |
f3e9a817 PM |
113 | return str_obj; |
114 | } | |
115 | ||
116 | static PyObject * | |
117 | stpy_get_objfile (PyObject *self, void *closure) | |
118 | { | |
119 | struct symtab *symtab = NULL; | |
120 | PyObject *result; | |
121 | ||
122 | STPY_REQUIRE_VALID (self, symtab); | |
123 | ||
eb822aa6 | 124 | result = objfile_to_objfile_object (SYMTAB_OBJFILE (symtab)); |
f3e9a817 PM |
125 | Py_XINCREF (result); |
126 | return result; | |
127 | } | |
128 | ||
2b4fd423 DE |
129 | /* Getter function for symtab.producer. */ |
130 | ||
131 | static PyObject * | |
132 | stpy_get_producer (PyObject *self, void *closure) | |
133 | { | |
134 | struct symtab *symtab = NULL; | |
43f3e411 | 135 | struct compunit_symtab *cust; |
2b4fd423 DE |
136 | |
137 | STPY_REQUIRE_VALID (self, symtab); | |
43f3e411 DE |
138 | cust = SYMTAB_COMPUNIT (symtab); |
139 | if (COMPUNIT_PRODUCER (cust) != NULL) | |
2b4fd423 | 140 | { |
43f3e411 | 141 | const char *producer = COMPUNIT_PRODUCER (cust); |
2b4fd423 | 142 | |
4ae6cc19 | 143 | return host_string_to_python_string (producer); |
2b4fd423 DE |
144 | } |
145 | ||
146 | Py_RETURN_NONE; | |
147 | } | |
148 | ||
f3e9a817 PM |
149 | static PyObject * |
150 | stpy_fullname (PyObject *self, PyObject *args) | |
151 | { | |
0b0865da | 152 | const char *fullname; |
f3e9a817 PM |
153 | struct symtab *symtab = NULL; |
154 | ||
155 | STPY_REQUIRE_VALID (self, symtab); | |
156 | ||
157 | fullname = symtab_to_fullname (symtab); | |
f3e9a817 | 158 | |
4ae6cc19 | 159 | return host_string_to_python_string (fullname); |
f3e9a817 PM |
160 | } |
161 | ||
29703da4 PM |
162 | /* Implementation of gdb.Symtab.is_valid (self) -> Boolean. |
163 | Returns True if this Symbol table still exists in GDB. */ | |
164 | ||
165 | static PyObject * | |
166 | stpy_is_valid (PyObject *self, PyObject *args) | |
167 | { | |
168 | struct symtab *symtab = NULL; | |
169 | ||
170 | symtab = symtab_object_to_symtab (self); | |
171 | if (symtab == NULL) | |
172 | Py_RETURN_FALSE; | |
173 | ||
174 | Py_RETURN_TRUE; | |
175 | } | |
176 | ||
a20ee7a4 SCR |
177 | /* Return the GLOBAL_BLOCK of the underlying symtab. */ |
178 | ||
179 | static PyObject * | |
180 | stpy_global_block (PyObject *self, PyObject *args) | |
181 | { | |
182 | struct symtab *symtab = NULL; | |
183 | struct block *block = NULL; | |
346d1dfe | 184 | const struct blockvector *blockvector; |
a20ee7a4 SCR |
185 | |
186 | STPY_REQUIRE_VALID (self, symtab); | |
187 | ||
439247b6 | 188 | blockvector = SYMTAB_BLOCKVECTOR (symtab); |
a20ee7a4 | 189 | block = BLOCKVECTOR_BLOCK (blockvector, GLOBAL_BLOCK); |
eb822aa6 | 190 | return block_to_block_object (block, SYMTAB_OBJFILE (symtab)); |
a20ee7a4 SCR |
191 | } |
192 | ||
193 | /* Return the STATIC_BLOCK of the underlying symtab. */ | |
194 | ||
195 | static PyObject * | |
196 | stpy_static_block (PyObject *self, PyObject *args) | |
197 | { | |
198 | struct symtab *symtab = NULL; | |
199 | struct block *block = NULL; | |
346d1dfe | 200 | const struct blockvector *blockvector; |
a20ee7a4 SCR |
201 | |
202 | STPY_REQUIRE_VALID (self, symtab); | |
203 | ||
439247b6 | 204 | blockvector = SYMTAB_BLOCKVECTOR (symtab); |
a20ee7a4 | 205 | block = BLOCKVECTOR_BLOCK (blockvector, STATIC_BLOCK); |
eb822aa6 | 206 | return block_to_block_object (block, SYMTAB_OBJFILE (symtab)); |
a20ee7a4 SCR |
207 | } |
208 | ||
4efd80aa CS |
209 | /* Implementation of gdb.Symtab.linetable (self) -> gdb.LineTable. |
210 | Returns a gdb.LineTable object corresponding to this symbol | |
bc79de95 PM |
211 | table. */ |
212 | ||
213 | static PyObject * | |
214 | stpy_get_linetable (PyObject *self, PyObject *args) | |
215 | { | |
216 | struct symtab *symtab = NULL; | |
217 | ||
218 | STPY_REQUIRE_VALID (self, symtab); | |
219 | ||
220 | return symtab_to_linetable_object (self); | |
221 | } | |
222 | ||
f3e9a817 PM |
223 | static PyObject * |
224 | salpy_str (PyObject *self) | |
225 | { | |
05cba821 JK |
226 | char *s; |
227 | const char *filename; | |
f3e9a817 PM |
228 | sal_object *sal_obj; |
229 | PyObject *result; | |
230 | struct symtab_and_line *sal = NULL; | |
231 | ||
232 | SALPY_REQUIRE_VALID (self, sal); | |
233 | ||
234 | sal_obj = (sal_object *) self; | |
235 | filename = (sal_obj->symtab == (symtab_object *) Py_None) | |
05cba821 | 236 | ? "<unknown>" : symtab_to_filename_for_display (sal_obj->symtab->symtab); |
f3e9a817 PM |
237 | |
238 | s = xstrprintf ("symbol and line for %s, line %d", filename, | |
239 | sal->line); | |
240 | ||
241 | result = PyString_FromString (s); | |
242 | xfree (s); | |
243 | ||
244 | return result; | |
245 | } | |
246 | ||
247 | static void | |
248 | stpy_dealloc (PyObject *obj) | |
249 | { | |
250 | symtab_object *symtab = (symtab_object *) obj; | |
251 | ||
252 | if (symtab->prev) | |
253 | symtab->prev->next = symtab->next; | |
254 | else if (symtab->symtab) | |
255 | { | |
eb822aa6 | 256 | set_objfile_data (SYMTAB_OBJFILE (symtab->symtab), |
f3e9a817 PM |
257 | stpy_objfile_data_key, symtab->next); |
258 | } | |
259 | if (symtab->next) | |
260 | symtab->next->prev = symtab->prev; | |
261 | symtab->symtab = NULL; | |
262 | } | |
263 | ||
264 | ||
265 | static PyObject * | |
266 | salpy_get_pc (PyObject *self, void *closure) | |
267 | { | |
268 | struct symtab_and_line *sal = NULL; | |
269 | ||
270 | SALPY_REQUIRE_VALID (self, sal); | |
271 | ||
74aedc46 | 272 | return gdb_py_long_from_ulongest (sal->pc); |
f3e9a817 PM |
273 | } |
274 | ||
ee0bf529 SCR |
275 | /* Implementation of the get method for the 'last' attribute of |
276 | gdb.Symtab_and_line. */ | |
277 | ||
278 | static PyObject * | |
279 | salpy_get_last (PyObject *self, void *closure) | |
280 | { | |
281 | struct symtab_and_line *sal = NULL; | |
282 | ||
283 | SALPY_REQUIRE_VALID (self, sal); | |
284 | ||
285 | if (sal->end > 0) | |
286 | return gdb_py_long_from_ulongest (sal->end - 1); | |
287 | else | |
288 | Py_RETURN_NONE; | |
289 | } | |
290 | ||
f3e9a817 PM |
291 | static PyObject * |
292 | salpy_get_line (PyObject *self, void *closure) | |
293 | { | |
294 | struct symtab_and_line *sal = NULL; | |
295 | ||
296 | SALPY_REQUIRE_VALID (self, sal); | |
297 | ||
74aedc46 | 298 | return PyInt_FromLong (sal->line); |
f3e9a817 PM |
299 | } |
300 | ||
301 | static PyObject * | |
302 | salpy_get_symtab (PyObject *self, void *closure) | |
303 | { | |
304 | struct symtab_and_line *sal; | |
305 | sal_object *self_sal = (sal_object *) self; | |
306 | ||
307 | SALPY_REQUIRE_VALID (self, sal); | |
308 | ||
309 | Py_INCREF (self_sal->symtab); | |
310 | ||
311 | return (PyObject *) self_sal->symtab; | |
312 | } | |
313 | ||
29703da4 PM |
314 | /* Implementation of gdb.Symtab_and_line.is_valid (self) -> Boolean. |
315 | Returns True if this Symbol table and line object still exists GDB. */ | |
316 | ||
317 | static PyObject * | |
318 | salpy_is_valid (PyObject *self, PyObject *args) | |
319 | { | |
320 | struct symtab_and_line *sal; | |
321 | ||
322 | sal = sal_object_to_symtab_and_line (self); | |
323 | if (sal == NULL) | |
324 | Py_RETURN_FALSE; | |
325 | ||
326 | Py_RETURN_TRUE; | |
327 | } | |
328 | ||
f3e9a817 PM |
329 | static void |
330 | salpy_dealloc (PyObject *self) | |
331 | { | |
332 | sal_object *self_sal = (sal_object *) self; | |
333 | ||
334 | if (self_sal->prev) | |
335 | self_sal->prev->next = self_sal->next; | |
336 | else if (self_sal->symtab != (symtab_object * ) Py_None) | |
eb822aa6 | 337 | set_objfile_data (SYMTAB_OBJFILE (self_sal->symtab->symtab), |
f3e9a817 PM |
338 | salpy_objfile_data_key, self_sal->next); |
339 | ||
340 | if (self_sal->next) | |
341 | self_sal->next->prev = self_sal->prev; | |
342 | ||
343 | Py_DECREF (self_sal->symtab); | |
344 | xfree (self_sal->sal); | |
9a27f2c6 | 345 | Py_TYPE (self)->tp_free (self); |
f3e9a817 PM |
346 | } |
347 | ||
b021a221 MS |
348 | /* Given a sal, and a sal_object that has previously been allocated |
349 | and initialized, populate the sal_object with the struct sal data. | |
350 | Also, register the sal_object life-cycle with the life-cycle of the | |
351 | object file associated with this sal, if needed. If a failure | |
33ee792f TT |
352 | occurs during the sal population, this function will return -1. */ |
353 | static int CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION | |
f3e9a817 PM |
354 | set_sal (sal_object *sal_obj, struct symtab_and_line sal) |
355 | { | |
356 | symtab_object *symtab_obj; | |
357 | ||
358 | if (sal.symtab) | |
359 | { | |
360 | symtab_obj = (symtab_object *) symtab_to_symtab_object (sal.symtab); | |
361 | /* If a symtab existed in the sal, but it cannot be duplicated, | |
362 | we exit. */ | |
363 | if (symtab_obj == NULL) | |
33ee792f | 364 | return -1; |
f3e9a817 PM |
365 | } |
366 | else | |
367 | { | |
368 | symtab_obj = (symtab_object *) Py_None; | |
369 | Py_INCREF (Py_None); | |
370 | } | |
371 | ||
224c3ddb SM |
372 | sal_obj->sal = ((struct symtab_and_line *) |
373 | xmemdup (&sal, sizeof (struct symtab_and_line), | |
374 | sizeof (struct symtab_and_line))); | |
f3e9a817 PM |
375 | sal_obj->symtab = symtab_obj; |
376 | sal_obj->prev = NULL; | |
377 | ||
378 | /* If the SAL does not have a symtab, we do not add it to the | |
379 | objfile cleanup observer linked list. */ | |
380 | if (sal_obj->symtab != (symtab_object *)Py_None) | |
381 | { | |
19ba03f4 SM |
382 | sal_obj->next |
383 | = ((struct salpy_sal_object *) | |
384 | objfile_data (SYMTAB_OBJFILE (sal_obj->symtab->symtab), | |
385 | salpy_objfile_data_key)); | |
f3e9a817 PM |
386 | if (sal_obj->next) |
387 | sal_obj->next->prev = sal_obj; | |
388 | ||
eb822aa6 | 389 | set_objfile_data (SYMTAB_OBJFILE (sal_obj->symtab->symtab), |
f3e9a817 PM |
390 | salpy_objfile_data_key, sal_obj); |
391 | } | |
392 | else | |
393 | sal_obj->next = NULL; | |
394 | ||
33ee792f | 395 | return 0; |
f3e9a817 PM |
396 | } |
397 | ||
398 | /* Given a symtab, and a symtab_object that has previously been | |
399 | allocated and initialized, populate the symtab_object with the | |
400 | struct symtab data. Also, register the symtab_object life-cycle | |
b021a221 | 401 | with the life-cycle of the object file associated with this |
f3e9a817 PM |
402 | symtab, if needed. */ |
403 | static void | |
404 | set_symtab (symtab_object *obj, struct symtab *symtab) | |
405 | { | |
406 | obj->symtab = symtab; | |
407 | obj->prev = NULL; | |
408 | if (symtab) | |
409 | { | |
19ba03f4 SM |
410 | obj->next |
411 | = ((struct stpy_symtab_object *) | |
412 | objfile_data (SYMTAB_OBJFILE (symtab), stpy_objfile_data_key)); | |
f3e9a817 PM |
413 | if (obj->next) |
414 | obj->next->prev = obj; | |
eb822aa6 | 415 | set_objfile_data (SYMTAB_OBJFILE (symtab), stpy_objfile_data_key, obj); |
f3e9a817 PM |
416 | } |
417 | else | |
418 | obj->next = NULL; | |
419 | } | |
420 | ||
421 | /* Create a new symbol table (gdb.Symtab) object that encapsulates the | |
422 | symtab structure from GDB. */ | |
423 | PyObject * | |
424 | symtab_to_symtab_object (struct symtab *symtab) | |
425 | { | |
426 | symtab_object *symtab_obj; | |
427 | ||
428 | symtab_obj = PyObject_New (symtab_object, &symtab_object_type); | |
429 | if (symtab_obj) | |
430 | set_symtab (symtab_obj, symtab); | |
431 | ||
432 | return (PyObject *) symtab_obj; | |
433 | } | |
434 | ||
435 | /* Create a new symtab and line (gdb.Symtab_and_line) object | |
436 | that encapsulates the symtab_and_line structure from GDB. */ | |
437 | PyObject * | |
438 | symtab_and_line_to_sal_object (struct symtab_and_line sal) | |
f3e9a817 | 439 | { |
88b6faea TT |
440 | gdbpy_ref<sal_object> sal_obj (PyObject_New (sal_object, &sal_object_type)); |
441 | if (sal_obj != NULL) | |
f3e9a817 | 442 | { |
88b6faea TT |
443 | if (set_sal (sal_obj.get (), sal) < 0) |
444 | return NULL; | |
f3e9a817 PM |
445 | } |
446 | ||
88b6faea | 447 | return (PyObject *) sal_obj.release (); |
f3e9a817 PM |
448 | } |
449 | ||
450 | /* Return struct symtab_and_line reference that is wrapped by this | |
451 | object. */ | |
452 | struct symtab_and_line * | |
453 | sal_object_to_symtab_and_line (PyObject *obj) | |
454 | { | |
455 | if (! PyObject_TypeCheck (obj, &sal_object_type)) | |
456 | return NULL; | |
457 | return ((sal_object *) obj)->sal; | |
458 | } | |
459 | ||
460 | /* Return struct symtab reference that is wrapped by this object. */ | |
461 | struct symtab * | |
462 | symtab_object_to_symtab (PyObject *obj) | |
463 | { | |
464 | if (! PyObject_TypeCheck (obj, &symtab_object_type)) | |
465 | return NULL; | |
466 | return ((symtab_object *) obj)->symtab; | |
467 | } | |
468 | ||
469 | /* This function is called when an objfile is about to be freed. | |
470 | Invalidate the symbol table as further actions on the symbol table | |
471 | would result in bad data. All access to obj->symtab should be | |
472 | gated by STPY_REQUIRE_VALID which will raise an exception on | |
473 | invalid symbol tables. */ | |
474 | static void | |
475 | del_objfile_symtab (struct objfile *objfile, void *datum) | |
476 | { | |
19ba03f4 | 477 | symtab_object *obj = (symtab_object *) datum; |
d59b6f6c | 478 | |
f3e9a817 PM |
479 | while (obj) |
480 | { | |
481 | symtab_object *next = obj->next; | |
482 | ||
483 | obj->symtab = NULL; | |
484 | obj->next = NULL; | |
485 | obj->prev = NULL; | |
486 | obj = next; | |
487 | } | |
488 | } | |
489 | ||
490 | /* This function is called when an objfile is about to be freed. | |
491 | Invalidate the sal object as further actions on the sal | |
492 | would result in bad data. All access to obj->sal should be | |
493 | gated by SALPY_REQUIRE_VALID which will raise an exception on | |
494 | invalid symbol table and line objects. */ | |
495 | static void | |
496 | del_objfile_sal (struct objfile *objfile, void *datum) | |
497 | { | |
19ba03f4 | 498 | sal_object *obj = (sal_object *) datum; |
d59b6f6c | 499 | |
f3e9a817 PM |
500 | while (obj) |
501 | { | |
502 | sal_object *next = obj->next; | |
503 | ||
801e4185 TT |
504 | Py_DECREF (obj->symtab); |
505 | obj->symtab = (symtab_object *) Py_None; | |
506 | Py_INCREF (Py_None); | |
507 | ||
f3e9a817 PM |
508 | obj->next = NULL; |
509 | obj->prev = NULL; | |
510 | xfree (obj->sal); | |
511 | obj->sal = NULL; | |
512 | ||
513 | obj = next; | |
514 | } | |
515 | } | |
516 | ||
999633ed | 517 | int |
f3e9a817 PM |
518 | gdbpy_initialize_symtabs (void) |
519 | { | |
520 | symtab_object_type.tp_new = PyType_GenericNew; | |
521 | if (PyType_Ready (&symtab_object_type) < 0) | |
999633ed | 522 | return -1; |
f3e9a817 PM |
523 | |
524 | sal_object_type.tp_new = PyType_GenericNew; | |
525 | if (PyType_Ready (&sal_object_type) < 0) | |
999633ed | 526 | return -1; |
f3e9a817 PM |
527 | |
528 | /* Register an objfile "free" callback so we can properly | |
529 | invalidate symbol tables, and symbol table and line data | |
530 | structures when an object file that is about to be | |
531 | deleted. */ | |
532 | stpy_objfile_data_key | |
533 | = register_objfile_data_with_cleanup (NULL, del_objfile_symtab); | |
534 | salpy_objfile_data_key | |
535 | = register_objfile_data_with_cleanup (NULL, del_objfile_sal); | |
536 | ||
aa36459a TT |
537 | if (gdb_pymodule_addobject (gdb_module, "Symtab", |
538 | (PyObject *) &symtab_object_type) < 0) | |
999633ed | 539 | return -1; |
f3e9a817 | 540 | |
aa36459a TT |
541 | return gdb_pymodule_addobject (gdb_module, "Symtab_and_line", |
542 | (PyObject *) &sal_object_type); | |
f3e9a817 PM |
543 | } |
544 | ||
545 | \f | |
546 | ||
547 | static PyGetSetDef symtab_object_getset[] = { | |
548 | { "filename", stpy_get_filename, NULL, | |
549 | "The symbol table's source filename.", NULL }, | |
550 | { "objfile", stpy_get_objfile, NULL, "The symtab's objfile.", | |
551 | NULL }, | |
2b4fd423 DE |
552 | { "producer", stpy_get_producer, NULL, |
553 | "The name/version of the program that compiled this symtab.", NULL }, | |
f3e9a817 PM |
554 | {NULL} /* Sentinel */ |
555 | }; | |
556 | ||
557 | static PyMethodDef symtab_object_methods[] = { | |
29703da4 PM |
558 | { "is_valid", stpy_is_valid, METH_NOARGS, |
559 | "is_valid () -> Boolean.\n\ | |
560 | Return true if this symbol table is valid, false if not." }, | |
f3e9a817 PM |
561 | { "fullname", stpy_fullname, METH_NOARGS, |
562 | "fullname () -> String.\n\ | |
563 | Return the symtab's full source filename." }, | |
a20ee7a4 SCR |
564 | { "global_block", stpy_global_block, METH_NOARGS, |
565 | "global_block () -> gdb.Block.\n\ | |
566 | Return the global block of the symbol table." }, | |
567 | { "static_block", stpy_static_block, METH_NOARGS, | |
568 | "static_block () -> gdb.Block.\n\ | |
569 | Return the static block of the symbol table." }, | |
bc79de95 | 570 | { "linetable", stpy_get_linetable, METH_NOARGS, |
4efd80aa CS |
571 | "linetable () -> gdb.LineTable.\n\ |
572 | Return the LineTable associated with this symbol table" }, | |
f3e9a817 PM |
573 | {NULL} /* Sentinel */ |
574 | }; | |
575 | ||
e36122e9 | 576 | PyTypeObject symtab_object_type = { |
9a27f2c6 | 577 | PyVarObject_HEAD_INIT (NULL, 0) |
f3e9a817 PM |
578 | "gdb.Symtab", /*tp_name*/ |
579 | sizeof (symtab_object), /*tp_basicsize*/ | |
580 | 0, /*tp_itemsize*/ | |
581 | stpy_dealloc, /*tp_dealloc*/ | |
582 | 0, /*tp_print*/ | |
583 | 0, /*tp_getattr*/ | |
584 | 0, /*tp_setattr*/ | |
585 | 0, /*tp_compare*/ | |
586 | 0, /*tp_repr*/ | |
587 | 0, /*tp_as_number*/ | |
588 | 0, /*tp_as_sequence*/ | |
589 | 0, /*tp_as_mapping*/ | |
590 | 0, /*tp_hash */ | |
591 | 0, /*tp_call*/ | |
592 | stpy_str, /*tp_str*/ | |
593 | 0, /*tp_getattro*/ | |
594 | 0, /*tp_setattro*/ | |
595 | 0, /*tp_as_buffer*/ | |
596 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
597 | "GDB symtab object", /*tp_doc */ | |
598 | 0, /*tp_traverse */ | |
599 | 0, /*tp_clear */ | |
600 | 0, /*tp_richcompare */ | |
601 | 0, /*tp_weaklistoffset */ | |
602 | 0, /*tp_iter */ | |
603 | 0, /*tp_iternext */ | |
604 | symtab_object_methods, /*tp_methods */ | |
605 | 0, /*tp_members */ | |
606 | symtab_object_getset /*tp_getset */ | |
607 | }; | |
608 | ||
609 | static PyGetSetDef sal_object_getset[] = { | |
610 | { "symtab", salpy_get_symtab, NULL, "Symtab object.", NULL }, | |
611 | { "pc", salpy_get_pc, NULL, "Return the symtab_and_line's pc.", NULL }, | |
ee0bf529 SCR |
612 | { "last", salpy_get_last, NULL, |
613 | "Return the symtab_and_line's last address.", NULL }, | |
f3e9a817 PM |
614 | { "line", salpy_get_line, NULL, |
615 | "Return the symtab_and_line's line.", NULL }, | |
616 | {NULL} /* Sentinel */ | |
617 | }; | |
618 | ||
29703da4 PM |
619 | static PyMethodDef sal_object_methods[] = { |
620 | { "is_valid", salpy_is_valid, METH_NOARGS, | |
621 | "is_valid () -> Boolean.\n\ | |
622 | Return true if this symbol table and line is valid, false if not." }, | |
623 | {NULL} /* Sentinel */ | |
624 | }; | |
625 | ||
e36122e9 | 626 | PyTypeObject sal_object_type = { |
9a27f2c6 | 627 | PyVarObject_HEAD_INIT (NULL, 0) |
f3e9a817 PM |
628 | "gdb.Symtab_and_line", /*tp_name*/ |
629 | sizeof (sal_object), /*tp_basicsize*/ | |
630 | 0, /*tp_itemsize*/ | |
631 | salpy_dealloc, /*tp_dealloc*/ | |
632 | 0, /*tp_print*/ | |
633 | 0, /*tp_getattr*/ | |
634 | 0, /*tp_setattr*/ | |
635 | 0, /*tp_compare*/ | |
636 | 0, /*tp_repr*/ | |
637 | 0, /*tp_as_number*/ | |
638 | 0, /*tp_as_sequence*/ | |
639 | 0, /*tp_as_mapping*/ | |
640 | 0, /*tp_hash */ | |
641 | 0, /*tp_call*/ | |
642 | salpy_str, /*tp_str*/ | |
643 | 0, /*tp_getattro*/ | |
644 | 0, /*tp_setattro*/ | |
645 | 0, /*tp_as_buffer*/ | |
646 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
647 | "GDB symtab_and_line object", /*tp_doc */ | |
648 | 0, /*tp_traverse */ | |
649 | 0, /*tp_clear */ | |
650 | 0, /*tp_richcompare */ | |
651 | 0, /*tp_weaklistoffset */ | |
652 | 0, /*tp_iter */ | |
653 | 0, /*tp_iternext */ | |
29703da4 | 654 | sal_object_methods, /*tp_methods */ |
f3e9a817 PM |
655 | 0, /*tp_members */ |
656 | sal_object_getset /*tp_getset */ | |
657 | }; |