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f3e9a817 PM |
1 | /* Python interface to symbol tables. |
2 | ||
b811d2c2 | 3 | Copyright (C) 2008-2020 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" |
f3e9a817 PM |
27 | |
28 | typedef struct stpy_symtab_object { | |
29 | PyObject_HEAD | |
30 | /* The GDB Symbol table structure. */ | |
31 | struct symtab *symtab; | |
32 | /* A symtab object is associated with an objfile, so keep track with | |
33 | a doubly-linked list, rooted in the objfile. This allows | |
34 | invalidation of the underlying struct symtab when the objfile is | |
35 | deleted. */ | |
36 | struct stpy_symtab_object *prev; | |
37 | struct stpy_symtab_object *next; | |
38 | } symtab_object; | |
39 | ||
e36122e9 | 40 | extern PyTypeObject symtab_object_type |
62eec1a5 | 41 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("symtab_object"); |
f3e9a817 PM |
42 | static const struct objfile_data *stpy_objfile_data_key; |
43 | ||
44 | /* Require a valid symbol table. All access to symtab_object->symtab | |
45 | should be gated by this call. */ | |
46 | #define STPY_REQUIRE_VALID(symtab_obj, symtab) \ | |
47 | do { \ | |
48 | symtab = symtab_object_to_symtab (symtab_obj); \ | |
49 | if (symtab == NULL) \ | |
50 | { \ | |
51 | PyErr_SetString (PyExc_RuntimeError, \ | |
52 | _("Symbol Table is invalid.")); \ | |
53 | return NULL; \ | |
54 | } \ | |
55 | } while (0) | |
56 | ||
57 | typedef struct salpy_sal_object { | |
58 | PyObject_HEAD | |
59 | /* The GDB Symbol table structure. */ | |
7c711119 | 60 | PyObject *symtab; |
f3e9a817 PM |
61 | /* The GDB Symbol table and line structure. */ |
62 | struct symtab_and_line *sal; | |
63 | /* A Symtab and line object is associated with an objfile, so keep | |
64 | track with a doubly-linked list, rooted in the objfile. This | |
65 | allows invalidation of the underlying struct symtab_and_line | |
66 | when the objfile is deleted. */ | |
67 | struct salpy_sal_object *prev; | |
68 | struct salpy_sal_object *next; | |
69 | } sal_object; | |
70 | ||
e36122e9 | 71 | extern PyTypeObject sal_object_type |
62eec1a5 | 72 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("sal_object"); |
f3e9a817 PM |
73 | static const struct objfile_data *salpy_objfile_data_key; |
74 | ||
75 | /* Require a valid symbol table and line object. All access to | |
76 | sal_object->sal should be gated by this call. */ | |
77 | #define SALPY_REQUIRE_VALID(sal_obj, sal) \ | |
78 | do { \ | |
79 | sal = sal_object_to_symtab_and_line (sal_obj); \ | |
80 | if (sal == NULL) \ | |
81 | { \ | |
82 | PyErr_SetString (PyExc_RuntimeError, \ | |
83 | _("Symbol Table and Line is invalid.")); \ | |
84 | return NULL; \ | |
85 | } \ | |
86 | } while (0) | |
87 | ||
88 | static PyObject * | |
89 | stpy_str (PyObject *self) | |
90 | { | |
91 | PyObject *result; | |
92 | struct symtab *symtab = NULL; | |
93 | ||
94 | STPY_REQUIRE_VALID (self, symtab); | |
95 | ||
05cba821 | 96 | result = PyString_FromString (symtab_to_filename_for_display (symtab)); |
f3e9a817 PM |
97 | |
98 | return result; | |
99 | } | |
100 | ||
101 | static PyObject * | |
102 | stpy_get_filename (PyObject *self, void *closure) | |
103 | { | |
104 | PyObject *str_obj; | |
105 | struct symtab *symtab = NULL; | |
05cba821 | 106 | const char *filename; |
f3e9a817 PM |
107 | |
108 | STPY_REQUIRE_VALID (self, symtab); | |
05cba821 | 109 | filename = symtab_to_filename_for_display (symtab); |
f3e9a817 | 110 | |
833d985d | 111 | str_obj = host_string_to_python_string (filename).release (); |
f3e9a817 PM |
112 | return str_obj; |
113 | } | |
114 | ||
115 | static PyObject * | |
116 | stpy_get_objfile (PyObject *self, void *closure) | |
117 | { | |
118 | struct symtab *symtab = NULL; | |
f3e9a817 PM |
119 | |
120 | STPY_REQUIRE_VALID (self, symtab); | |
121 | ||
0a9db5ad | 122 | return objfile_to_objfile_object (SYMTAB_OBJFILE (symtab)).release (); |
f3e9a817 PM |
123 | } |
124 | ||
2b4fd423 DE |
125 | /* Getter function for symtab.producer. */ |
126 | ||
127 | static PyObject * | |
128 | stpy_get_producer (PyObject *self, void *closure) | |
129 | { | |
130 | struct symtab *symtab = NULL; | |
43f3e411 | 131 | struct compunit_symtab *cust; |
2b4fd423 DE |
132 | |
133 | STPY_REQUIRE_VALID (self, symtab); | |
43f3e411 DE |
134 | cust = SYMTAB_COMPUNIT (symtab); |
135 | if (COMPUNIT_PRODUCER (cust) != NULL) | |
2b4fd423 | 136 | { |
43f3e411 | 137 | const char *producer = COMPUNIT_PRODUCER (cust); |
2b4fd423 | 138 | |
833d985d | 139 | return host_string_to_python_string (producer).release (); |
2b4fd423 DE |
140 | } |
141 | ||
142 | Py_RETURN_NONE; | |
143 | } | |
144 | ||
f3e9a817 PM |
145 | static PyObject * |
146 | stpy_fullname (PyObject *self, PyObject *args) | |
147 | { | |
0b0865da | 148 | const char *fullname; |
f3e9a817 PM |
149 | struct symtab *symtab = NULL; |
150 | ||
151 | STPY_REQUIRE_VALID (self, symtab); | |
152 | ||
153 | fullname = symtab_to_fullname (symtab); | |
f3e9a817 | 154 | |
833d985d | 155 | return host_string_to_python_string (fullname).release (); |
f3e9a817 PM |
156 | } |
157 | ||
29703da4 PM |
158 | /* Implementation of gdb.Symtab.is_valid (self) -> Boolean. |
159 | Returns True if this Symbol table still exists in GDB. */ | |
160 | ||
161 | static PyObject * | |
162 | stpy_is_valid (PyObject *self, PyObject *args) | |
163 | { | |
164 | struct symtab *symtab = NULL; | |
165 | ||
166 | symtab = symtab_object_to_symtab (self); | |
167 | if (symtab == NULL) | |
168 | Py_RETURN_FALSE; | |
169 | ||
170 | Py_RETURN_TRUE; | |
171 | } | |
172 | ||
a20ee7a4 SCR |
173 | /* Return the GLOBAL_BLOCK of the underlying symtab. */ |
174 | ||
175 | static PyObject * | |
176 | stpy_global_block (PyObject *self, PyObject *args) | |
177 | { | |
178 | struct symtab *symtab = NULL; | |
582942f4 | 179 | const struct block *block = NULL; |
346d1dfe | 180 | const struct blockvector *blockvector; |
a20ee7a4 SCR |
181 | |
182 | STPY_REQUIRE_VALID (self, symtab); | |
183 | ||
439247b6 | 184 | blockvector = SYMTAB_BLOCKVECTOR (symtab); |
a20ee7a4 | 185 | block = BLOCKVECTOR_BLOCK (blockvector, GLOBAL_BLOCK); |
eb822aa6 | 186 | return block_to_block_object (block, SYMTAB_OBJFILE (symtab)); |
a20ee7a4 SCR |
187 | } |
188 | ||
189 | /* Return the STATIC_BLOCK of the underlying symtab. */ | |
190 | ||
191 | static PyObject * | |
192 | stpy_static_block (PyObject *self, PyObject *args) | |
193 | { | |
194 | struct symtab *symtab = NULL; | |
582942f4 | 195 | const struct block *block = NULL; |
346d1dfe | 196 | const struct blockvector *blockvector; |
a20ee7a4 SCR |
197 | |
198 | STPY_REQUIRE_VALID (self, symtab); | |
199 | ||
439247b6 | 200 | blockvector = SYMTAB_BLOCKVECTOR (symtab); |
a20ee7a4 | 201 | block = BLOCKVECTOR_BLOCK (blockvector, STATIC_BLOCK); |
eb822aa6 | 202 | return block_to_block_object (block, SYMTAB_OBJFILE (symtab)); |
a20ee7a4 SCR |
203 | } |
204 | ||
4efd80aa CS |
205 | /* Implementation of gdb.Symtab.linetable (self) -> gdb.LineTable. |
206 | Returns a gdb.LineTable object corresponding to this symbol | |
bc79de95 PM |
207 | table. */ |
208 | ||
209 | static PyObject * | |
210 | stpy_get_linetable (PyObject *self, PyObject *args) | |
211 | { | |
212 | struct symtab *symtab = NULL; | |
213 | ||
214 | STPY_REQUIRE_VALID (self, symtab); | |
215 | ||
216 | return symtab_to_linetable_object (self); | |
217 | } | |
218 | ||
f3e9a817 PM |
219 | static PyObject * |
220 | salpy_str (PyObject *self) | |
221 | { | |
05cba821 | 222 | const char *filename; |
f3e9a817 | 223 | sal_object *sal_obj; |
f3e9a817 PM |
224 | struct symtab_and_line *sal = NULL; |
225 | ||
226 | SALPY_REQUIRE_VALID (self, sal); | |
227 | ||
228 | sal_obj = (sal_object *) self; | |
7c711119 TT |
229 | if (sal_obj->symtab == Py_None) |
230 | filename = "<unknown>"; | |
231 | else | |
232 | { | |
233 | symtab *symtab = symtab_object_to_symtab (sal_obj->symtab); | |
234 | filename = symtab_to_filename_for_display (symtab); | |
235 | } | |
f3e9a817 | 236 | |
075c55e0 TT |
237 | return PyString_FromFormat ("symbol and line for %s, line %d", filename, |
238 | sal->line); | |
f3e9a817 PM |
239 | } |
240 | ||
241 | static void | |
242 | stpy_dealloc (PyObject *obj) | |
243 | { | |
244 | symtab_object *symtab = (symtab_object *) obj; | |
245 | ||
246 | if (symtab->prev) | |
247 | symtab->prev->next = symtab->next; | |
248 | else if (symtab->symtab) | |
249 | { | |
eb822aa6 | 250 | set_objfile_data (SYMTAB_OBJFILE (symtab->symtab), |
f3e9a817 PM |
251 | stpy_objfile_data_key, symtab->next); |
252 | } | |
253 | if (symtab->next) | |
254 | symtab->next->prev = symtab->prev; | |
255 | symtab->symtab = NULL; | |
2e953aca | 256 | Py_TYPE (obj)->tp_free (obj); |
f3e9a817 PM |
257 | } |
258 | ||
259 | ||
260 | static PyObject * | |
261 | salpy_get_pc (PyObject *self, void *closure) | |
262 | { | |
263 | struct symtab_and_line *sal = NULL; | |
264 | ||
265 | SALPY_REQUIRE_VALID (self, sal); | |
266 | ||
74aedc46 | 267 | return gdb_py_long_from_ulongest (sal->pc); |
f3e9a817 PM |
268 | } |
269 | ||
ee0bf529 SCR |
270 | /* Implementation of the get method for the 'last' attribute of |
271 | gdb.Symtab_and_line. */ | |
272 | ||
273 | static PyObject * | |
274 | salpy_get_last (PyObject *self, void *closure) | |
275 | { | |
276 | struct symtab_and_line *sal = NULL; | |
277 | ||
278 | SALPY_REQUIRE_VALID (self, sal); | |
279 | ||
280 | if (sal->end > 0) | |
281 | return gdb_py_long_from_ulongest (sal->end - 1); | |
282 | else | |
283 | Py_RETURN_NONE; | |
284 | } | |
285 | ||
f3e9a817 PM |
286 | static PyObject * |
287 | salpy_get_line (PyObject *self, void *closure) | |
288 | { | |
289 | struct symtab_and_line *sal = NULL; | |
290 | ||
291 | SALPY_REQUIRE_VALID (self, sal); | |
292 | ||
74aedc46 | 293 | return PyInt_FromLong (sal->line); |
f3e9a817 PM |
294 | } |
295 | ||
296 | static PyObject * | |
297 | salpy_get_symtab (PyObject *self, void *closure) | |
298 | { | |
299 | struct symtab_and_line *sal; | |
300 | sal_object *self_sal = (sal_object *) self; | |
301 | ||
302 | SALPY_REQUIRE_VALID (self, sal); | |
303 | ||
304 | Py_INCREF (self_sal->symtab); | |
305 | ||
306 | return (PyObject *) self_sal->symtab; | |
307 | } | |
308 | ||
29703da4 PM |
309 | /* Implementation of gdb.Symtab_and_line.is_valid (self) -> Boolean. |
310 | Returns True if this Symbol table and line object still exists GDB. */ | |
311 | ||
312 | static PyObject * | |
313 | salpy_is_valid (PyObject *self, PyObject *args) | |
314 | { | |
315 | struct symtab_and_line *sal; | |
316 | ||
317 | sal = sal_object_to_symtab_and_line (self); | |
318 | if (sal == NULL) | |
319 | Py_RETURN_FALSE; | |
320 | ||
321 | Py_RETURN_TRUE; | |
322 | } | |
323 | ||
f3e9a817 PM |
324 | static void |
325 | salpy_dealloc (PyObject *self) | |
326 | { | |
327 | sal_object *self_sal = (sal_object *) self; | |
328 | ||
329 | if (self_sal->prev) | |
330 | self_sal->prev->next = self_sal->next; | |
7c711119 TT |
331 | else if (self_sal->symtab != Py_None) |
332 | set_objfile_data | |
333 | (SYMTAB_OBJFILE (symtab_object_to_symtab (self_sal->symtab)), | |
334 | salpy_objfile_data_key, self_sal->next); | |
f3e9a817 PM |
335 | |
336 | if (self_sal->next) | |
337 | self_sal->next->prev = self_sal->prev; | |
338 | ||
339 | Py_DECREF (self_sal->symtab); | |
340 | xfree (self_sal->sal); | |
9a27f2c6 | 341 | Py_TYPE (self)->tp_free (self); |
f3e9a817 PM |
342 | } |
343 | ||
b021a221 MS |
344 | /* Given a sal, and a sal_object that has previously been allocated |
345 | and initialized, populate the sal_object with the struct sal data. | |
346 | Also, register the sal_object life-cycle with the life-cycle of the | |
347 | object file associated with this sal, if needed. If a failure | |
33ee792f TT |
348 | occurs during the sal population, this function will return -1. */ |
349 | static int CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION | |
f3e9a817 PM |
350 | set_sal (sal_object *sal_obj, struct symtab_and_line sal) |
351 | { | |
7c711119 | 352 | PyObject *symtab_obj; |
f3e9a817 PM |
353 | |
354 | if (sal.symtab) | |
355 | { | |
7c711119 | 356 | symtab_obj = symtab_to_symtab_object (sal.symtab); |
f3e9a817 PM |
357 | /* If a symtab existed in the sal, but it cannot be duplicated, |
358 | we exit. */ | |
359 | if (symtab_obj == NULL) | |
33ee792f | 360 | return -1; |
f3e9a817 PM |
361 | } |
362 | else | |
363 | { | |
7c711119 | 364 | symtab_obj = Py_None; |
f3e9a817 PM |
365 | Py_INCREF (Py_None); |
366 | } | |
367 | ||
224c3ddb SM |
368 | sal_obj->sal = ((struct symtab_and_line *) |
369 | xmemdup (&sal, sizeof (struct symtab_and_line), | |
370 | sizeof (struct symtab_and_line))); | |
f3e9a817 PM |
371 | sal_obj->symtab = symtab_obj; |
372 | sal_obj->prev = NULL; | |
373 | ||
374 | /* If the SAL does not have a symtab, we do not add it to the | |
375 | objfile cleanup observer linked list. */ | |
7c711119 | 376 | if (sal_obj->symtab != Py_None) |
f3e9a817 | 377 | { |
7c711119 TT |
378 | symtab *symtab = symtab_object_to_symtab (sal_obj->symtab); |
379 | ||
19ba03f4 | 380 | sal_obj->next |
7c711119 TT |
381 | = ((struct salpy_sal_object *) objfile_data (SYMTAB_OBJFILE (symtab), |
382 | salpy_objfile_data_key)); | |
f3e9a817 PM |
383 | if (sal_obj->next) |
384 | sal_obj->next->prev = sal_obj; | |
385 | ||
7c711119 | 386 | set_objfile_data (SYMTAB_OBJFILE (symtab), |
f3e9a817 PM |
387 | salpy_objfile_data_key, sal_obj); |
388 | } | |
389 | else | |
390 | sal_obj->next = NULL; | |
391 | ||
33ee792f | 392 | return 0; |
f3e9a817 PM |
393 | } |
394 | ||
395 | /* Given a symtab, and a symtab_object that has previously been | |
396 | allocated and initialized, populate the symtab_object with the | |
397 | struct symtab data. Also, register the symtab_object life-cycle | |
b021a221 | 398 | with the life-cycle of the object file associated with this |
f3e9a817 PM |
399 | symtab, if needed. */ |
400 | static void | |
401 | set_symtab (symtab_object *obj, struct symtab *symtab) | |
402 | { | |
403 | obj->symtab = symtab; | |
404 | obj->prev = NULL; | |
405 | if (symtab) | |
406 | { | |
19ba03f4 SM |
407 | obj->next |
408 | = ((struct stpy_symtab_object *) | |
409 | objfile_data (SYMTAB_OBJFILE (symtab), stpy_objfile_data_key)); | |
f3e9a817 PM |
410 | if (obj->next) |
411 | obj->next->prev = obj; | |
eb822aa6 | 412 | set_objfile_data (SYMTAB_OBJFILE (symtab), stpy_objfile_data_key, obj); |
f3e9a817 PM |
413 | } |
414 | else | |
415 | obj->next = NULL; | |
416 | } | |
417 | ||
418 | /* Create a new symbol table (gdb.Symtab) object that encapsulates the | |
419 | symtab structure from GDB. */ | |
420 | PyObject * | |
421 | symtab_to_symtab_object (struct symtab *symtab) | |
422 | { | |
423 | symtab_object *symtab_obj; | |
424 | ||
425 | symtab_obj = PyObject_New (symtab_object, &symtab_object_type); | |
426 | if (symtab_obj) | |
427 | set_symtab (symtab_obj, symtab); | |
428 | ||
429 | return (PyObject *) symtab_obj; | |
430 | } | |
431 | ||
432 | /* Create a new symtab and line (gdb.Symtab_and_line) object | |
433 | that encapsulates the symtab_and_line structure from GDB. */ | |
434 | PyObject * | |
435 | symtab_and_line_to_sal_object (struct symtab_and_line sal) | |
f3e9a817 | 436 | { |
88b6faea TT |
437 | gdbpy_ref<sal_object> sal_obj (PyObject_New (sal_object, &sal_object_type)); |
438 | if (sal_obj != NULL) | |
f3e9a817 | 439 | { |
88b6faea TT |
440 | if (set_sal (sal_obj.get (), sal) < 0) |
441 | return NULL; | |
f3e9a817 PM |
442 | } |
443 | ||
88b6faea | 444 | return (PyObject *) sal_obj.release (); |
f3e9a817 PM |
445 | } |
446 | ||
447 | /* Return struct symtab_and_line reference that is wrapped by this | |
448 | object. */ | |
449 | struct symtab_and_line * | |
450 | sal_object_to_symtab_and_line (PyObject *obj) | |
451 | { | |
452 | if (! PyObject_TypeCheck (obj, &sal_object_type)) | |
453 | return NULL; | |
454 | return ((sal_object *) obj)->sal; | |
455 | } | |
456 | ||
457 | /* Return struct symtab reference that is wrapped by this object. */ | |
458 | struct symtab * | |
459 | symtab_object_to_symtab (PyObject *obj) | |
460 | { | |
461 | if (! PyObject_TypeCheck (obj, &symtab_object_type)) | |
462 | return NULL; | |
463 | return ((symtab_object *) obj)->symtab; | |
464 | } | |
465 | ||
466 | /* This function is called when an objfile is about to be freed. | |
467 | Invalidate the symbol table as further actions on the symbol table | |
468 | would result in bad data. All access to obj->symtab should be | |
469 | gated by STPY_REQUIRE_VALID which will raise an exception on | |
470 | invalid symbol tables. */ | |
471 | static void | |
472 | del_objfile_symtab (struct objfile *objfile, void *datum) | |
473 | { | |
19ba03f4 | 474 | symtab_object *obj = (symtab_object *) datum; |
d59b6f6c | 475 | |
f3e9a817 PM |
476 | while (obj) |
477 | { | |
478 | symtab_object *next = obj->next; | |
479 | ||
480 | obj->symtab = NULL; | |
481 | obj->next = NULL; | |
482 | obj->prev = NULL; | |
483 | obj = next; | |
484 | } | |
485 | } | |
486 | ||
487 | /* This function is called when an objfile is about to be freed. | |
488 | Invalidate the sal object as further actions on the sal | |
489 | would result in bad data. All access to obj->sal should be | |
490 | gated by SALPY_REQUIRE_VALID which will raise an exception on | |
491 | invalid symbol table and line objects. */ | |
492 | static void | |
493 | del_objfile_sal (struct objfile *objfile, void *datum) | |
494 | { | |
19ba03f4 | 495 | sal_object *obj = (sal_object *) datum; |
d59b6f6c | 496 | |
f3e9a817 PM |
497 | while (obj) |
498 | { | |
499 | sal_object *next = obj->next; | |
500 | ||
7c711119 TT |
501 | gdbpy_ref<> tmp (obj->symtab); |
502 | obj->symtab = Py_None; | |
801e4185 TT |
503 | Py_INCREF (Py_None); |
504 | ||
f3e9a817 PM |
505 | obj->next = NULL; |
506 | obj->prev = NULL; | |
507 | xfree (obj->sal); | |
508 | obj->sal = NULL; | |
509 | ||
510 | obj = next; | |
511 | } | |
512 | } | |
513 | ||
999633ed | 514 | int |
f3e9a817 PM |
515 | gdbpy_initialize_symtabs (void) |
516 | { | |
517 | symtab_object_type.tp_new = PyType_GenericNew; | |
518 | if (PyType_Ready (&symtab_object_type) < 0) | |
999633ed | 519 | return -1; |
f3e9a817 PM |
520 | |
521 | sal_object_type.tp_new = PyType_GenericNew; | |
522 | if (PyType_Ready (&sal_object_type) < 0) | |
999633ed | 523 | return -1; |
f3e9a817 PM |
524 | |
525 | /* Register an objfile "free" callback so we can properly | |
526 | invalidate symbol tables, and symbol table and line data | |
527 | structures when an object file that is about to be | |
528 | deleted. */ | |
529 | stpy_objfile_data_key | |
530 | = register_objfile_data_with_cleanup (NULL, del_objfile_symtab); | |
531 | salpy_objfile_data_key | |
532 | = register_objfile_data_with_cleanup (NULL, del_objfile_sal); | |
533 | ||
aa36459a TT |
534 | if (gdb_pymodule_addobject (gdb_module, "Symtab", |
535 | (PyObject *) &symtab_object_type) < 0) | |
999633ed | 536 | return -1; |
f3e9a817 | 537 | |
aa36459a TT |
538 | return gdb_pymodule_addobject (gdb_module, "Symtab_and_line", |
539 | (PyObject *) &sal_object_type); | |
f3e9a817 PM |
540 | } |
541 | ||
542 | \f | |
543 | ||
0d1f4ceb | 544 | static gdb_PyGetSetDef symtab_object_getset[] = { |
f3e9a817 PM |
545 | { "filename", stpy_get_filename, NULL, |
546 | "The symbol table's source filename.", NULL }, | |
547 | { "objfile", stpy_get_objfile, NULL, "The symtab's objfile.", | |
548 | NULL }, | |
2b4fd423 DE |
549 | { "producer", stpy_get_producer, NULL, |
550 | "The name/version of the program that compiled this symtab.", NULL }, | |
f3e9a817 PM |
551 | {NULL} /* Sentinel */ |
552 | }; | |
553 | ||
554 | static PyMethodDef symtab_object_methods[] = { | |
29703da4 PM |
555 | { "is_valid", stpy_is_valid, METH_NOARGS, |
556 | "is_valid () -> Boolean.\n\ | |
557 | Return true if this symbol table is valid, false if not." }, | |
f3e9a817 PM |
558 | { "fullname", stpy_fullname, METH_NOARGS, |
559 | "fullname () -> String.\n\ | |
560 | Return the symtab's full source filename." }, | |
a20ee7a4 SCR |
561 | { "global_block", stpy_global_block, METH_NOARGS, |
562 | "global_block () -> gdb.Block.\n\ | |
563 | Return the global block of the symbol table." }, | |
564 | { "static_block", stpy_static_block, METH_NOARGS, | |
565 | "static_block () -> gdb.Block.\n\ | |
566 | Return the static block of the symbol table." }, | |
bc79de95 | 567 | { "linetable", stpy_get_linetable, METH_NOARGS, |
4efd80aa CS |
568 | "linetable () -> gdb.LineTable.\n\ |
569 | Return the LineTable associated with this symbol table" }, | |
f3e9a817 PM |
570 | {NULL} /* Sentinel */ |
571 | }; | |
572 | ||
e36122e9 | 573 | PyTypeObject symtab_object_type = { |
9a27f2c6 | 574 | PyVarObject_HEAD_INIT (NULL, 0) |
f3e9a817 PM |
575 | "gdb.Symtab", /*tp_name*/ |
576 | sizeof (symtab_object), /*tp_basicsize*/ | |
577 | 0, /*tp_itemsize*/ | |
578 | stpy_dealloc, /*tp_dealloc*/ | |
579 | 0, /*tp_print*/ | |
580 | 0, /*tp_getattr*/ | |
581 | 0, /*tp_setattr*/ | |
582 | 0, /*tp_compare*/ | |
583 | 0, /*tp_repr*/ | |
584 | 0, /*tp_as_number*/ | |
585 | 0, /*tp_as_sequence*/ | |
586 | 0, /*tp_as_mapping*/ | |
587 | 0, /*tp_hash */ | |
588 | 0, /*tp_call*/ | |
589 | stpy_str, /*tp_str*/ | |
590 | 0, /*tp_getattro*/ | |
591 | 0, /*tp_setattro*/ | |
592 | 0, /*tp_as_buffer*/ | |
593 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
594 | "GDB symtab object", /*tp_doc */ | |
595 | 0, /*tp_traverse */ | |
596 | 0, /*tp_clear */ | |
597 | 0, /*tp_richcompare */ | |
598 | 0, /*tp_weaklistoffset */ | |
599 | 0, /*tp_iter */ | |
600 | 0, /*tp_iternext */ | |
601 | symtab_object_methods, /*tp_methods */ | |
602 | 0, /*tp_members */ | |
603 | symtab_object_getset /*tp_getset */ | |
604 | }; | |
605 | ||
0d1f4ceb | 606 | static gdb_PyGetSetDef sal_object_getset[] = { |
f3e9a817 PM |
607 | { "symtab", salpy_get_symtab, NULL, "Symtab object.", NULL }, |
608 | { "pc", salpy_get_pc, NULL, "Return the symtab_and_line's pc.", NULL }, | |
ee0bf529 SCR |
609 | { "last", salpy_get_last, NULL, |
610 | "Return the symtab_and_line's last address.", NULL }, | |
f3e9a817 PM |
611 | { "line", salpy_get_line, NULL, |
612 | "Return the symtab_and_line's line.", NULL }, | |
613 | {NULL} /* Sentinel */ | |
614 | }; | |
615 | ||
29703da4 PM |
616 | static PyMethodDef sal_object_methods[] = { |
617 | { "is_valid", salpy_is_valid, METH_NOARGS, | |
618 | "is_valid () -> Boolean.\n\ | |
619 | Return true if this symbol table and line is valid, false if not." }, | |
620 | {NULL} /* Sentinel */ | |
621 | }; | |
622 | ||
e36122e9 | 623 | PyTypeObject sal_object_type = { |
9a27f2c6 | 624 | PyVarObject_HEAD_INIT (NULL, 0) |
f3e9a817 PM |
625 | "gdb.Symtab_and_line", /*tp_name*/ |
626 | sizeof (sal_object), /*tp_basicsize*/ | |
627 | 0, /*tp_itemsize*/ | |
628 | salpy_dealloc, /*tp_dealloc*/ | |
629 | 0, /*tp_print*/ | |
630 | 0, /*tp_getattr*/ | |
631 | 0, /*tp_setattr*/ | |
632 | 0, /*tp_compare*/ | |
633 | 0, /*tp_repr*/ | |
634 | 0, /*tp_as_number*/ | |
635 | 0, /*tp_as_sequence*/ | |
636 | 0, /*tp_as_mapping*/ | |
637 | 0, /*tp_hash */ | |
638 | 0, /*tp_call*/ | |
639 | salpy_str, /*tp_str*/ | |
640 | 0, /*tp_getattro*/ | |
641 | 0, /*tp_setattro*/ | |
642 | 0, /*tp_as_buffer*/ | |
643 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
644 | "GDB symtab_and_line object", /*tp_doc */ | |
645 | 0, /*tp_traverse */ | |
646 | 0, /*tp_clear */ | |
647 | 0, /*tp_richcompare */ | |
648 | 0, /*tp_weaklistoffset */ | |
649 | 0, /*tp_iter */ | |
650 | 0, /*tp_iternext */ | |
29703da4 | 651 | sal_object_methods, /*tp_methods */ |
f3e9a817 PM |
652 | 0, /*tp_members */ |
653 | sal_object_getset /*tp_getset */ | |
654 | }; |