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bc79de95 PM |
1 | /* Python interface to line tables. |
2 | ||
32d0add0 | 3 | Copyright (C) 2013-2015 Free Software Foundation, Inc. |
bc79de95 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 "python-internal.h" | |
bc79de95 PM |
22 | |
23 | typedef struct { | |
24 | PyObject_HEAD | |
25 | /* The line table source line. */ | |
26 | int line; | |
27 | /* The pc associated with the source line. */ | |
28 | CORE_ADDR pc; | |
29 | } linetable_entry_object; | |
30 | ||
e36122e9 | 31 | extern PyTypeObject linetable_entry_object_type |
bc79de95 PM |
32 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("linetable_entry_object"); |
33 | ||
34 | typedef struct { | |
35 | PyObject_HEAD | |
36 | /* The symtab python object. We store the Python object here as the | |
37 | underlying symtab can become invalid, and we have to run validity | |
38 | checks on it. */ | |
39 | PyObject *symtab; | |
40 | } linetable_object; | |
41 | ||
e36122e9 | 42 | extern PyTypeObject linetable_object_type |
bc79de95 PM |
43 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("linetable_object"); |
44 | ||
45 | typedef struct { | |
46 | PyObject_HEAD | |
47 | /* The current entry in the line table for the iterator */ | |
48 | int current_index; | |
49 | /* Pointer back to the original source line table object. Needed to | |
50 | check if the line table is still valid, and has not been invalidated | |
51 | when an object file has been freed. */ | |
52 | PyObject *source; | |
53 | } ltpy_iterator_object; | |
54 | ||
e36122e9 | 55 | extern PyTypeObject ltpy_iterator_object_type |
bc79de95 PM |
56 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("ltpy_iterator_object"); |
57 | ||
4efd80aa | 58 | /* Internal helper function to extract gdb.Symtab from a gdb.LineTable |
bc79de95 PM |
59 | object. */ |
60 | ||
61 | static PyObject * | |
62 | get_symtab (PyObject *linetable) | |
63 | { | |
64 | linetable_object *lt = (linetable_object *) linetable; | |
65 | ||
66 | return lt->symtab; | |
67 | } | |
68 | ||
69 | #define LTPY_REQUIRE_VALID(lt_obj, symtab) \ | |
70 | do { \ | |
71 | symtab = symtab_object_to_symtab (get_symtab (lt_obj)); \ | |
72 | if (symtab == NULL) \ | |
73 | { \ | |
74 | PyErr_SetString (PyExc_RuntimeError, \ | |
75 | _("Symbol Table in line table is invalid."));\ | |
76 | return NULL; \ | |
77 | } \ | |
78 | } while (0) | |
79 | ||
80 | ||
81 | /* Helper function to create a line table object that wraps a | |
82 | gdb.Symtab object. */ | |
83 | ||
84 | PyObject * | |
85 | symtab_to_linetable_object (PyObject *symtab) | |
86 | { | |
87 | linetable_object *ltable; | |
88 | ||
89 | ltable = PyObject_New (linetable_object, &linetable_object_type); | |
90 | if (ltable != NULL) | |
91 | { | |
92 | ltable->symtab = symtab; | |
93 | Py_INCREF (symtab); | |
94 | } | |
95 | return (PyObject *) ltable; | |
96 | } | |
97 | ||
98 | /* Internal helper function to build a line table object from a line | |
99 | and an address. */ | |
100 | ||
101 | static PyObject * | |
102 | build_linetable_entry (int line, CORE_ADDR address) | |
103 | { | |
104 | linetable_entry_object *obj; | |
105 | ||
106 | obj = PyObject_New (linetable_entry_object, | |
107 | &linetable_entry_object_type); | |
108 | if (obj != NULL) | |
109 | { | |
110 | obj->line = line; | |
111 | obj->pc = address; | |
112 | } | |
113 | ||
114 | return (PyObject *) obj; | |
115 | } | |
116 | ||
117 | /* Internal helper function to build a Python Tuple from a GDB Vector. | |
118 | A line table entry can have multiple PCs for a given source line. | |
119 | Construct a Tuple of all entries for the given source line, LINE | |
120 | from the line table VEC. Construct one line table entry object per | |
121 | address. */ | |
122 | ||
123 | static PyObject * | |
124 | build_line_table_tuple_from_pcs (int line, VEC (CORE_ADDR) *vec) | |
125 | { | |
126 | int vec_len = 0; | |
127 | PyObject *tuple; | |
128 | CORE_ADDR pc; | |
129 | int i; | |
130 | ||
131 | vec_len = VEC_length (CORE_ADDR, vec); | |
132 | if (vec_len < 1) | |
133 | Py_RETURN_NONE; | |
134 | ||
135 | tuple = PyTuple_New (vec_len); | |
136 | ||
137 | if (tuple == NULL) | |
138 | return NULL; | |
139 | ||
140 | for (i = 0; VEC_iterate (CORE_ADDR, vec, i, pc); ++i) | |
141 | { | |
142 | PyObject *obj = build_linetable_entry (line, pc); | |
143 | ||
144 | if (obj == NULL) | |
145 | { | |
146 | Py_DECREF (tuple); | |
147 | tuple = NULL; | |
148 | break; | |
149 | } | |
150 | else if (PyTuple_SetItem (tuple, i, obj) != 0) | |
151 | { | |
152 | Py_DECREF (obj); | |
153 | Py_DECREF (tuple); | |
154 | tuple = NULL; | |
155 | break; | |
156 | } | |
157 | } | |
158 | ||
159 | return tuple; | |
160 | } | |
161 | ||
162 | /* Implementation of gdb.LineTable.line (self) -> Tuple. Returns a | |
163 | tuple of LineTableEntry objects associated with this line from the | |
164 | in the line table. */ | |
165 | ||
166 | static PyObject * | |
167 | ltpy_get_pcs_for_line (PyObject *self, PyObject *args) | |
168 | { | |
169 | struct symtab *symtab; | |
2a081c59 | 170 | gdb_py_longest py_line; |
bc79de95 PM |
171 | struct linetable_entry *best_entry = NULL; |
172 | linetable_entry_object *result; | |
173 | VEC (CORE_ADDR) *pcs = NULL; | |
174 | PyObject *tuple; | |
bc79de95 PM |
175 | |
176 | LTPY_REQUIRE_VALID (self, symtab); | |
177 | ||
178 | if (! PyArg_ParseTuple (args, GDB_PY_LL_ARG, &py_line)) | |
179 | return NULL; | |
180 | ||
492d29ea | 181 | TRY |
bc79de95 PM |
182 | { |
183 | pcs = find_pcs_for_symtab_line (symtab, py_line, &best_entry); | |
184 | } | |
492d29ea PA |
185 | CATCH (except, RETURN_MASK_ALL) |
186 | { | |
187 | GDB_PY_HANDLE_EXCEPTION (except); | |
188 | } | |
189 | END_CATCH | |
bc79de95 PM |
190 | |
191 | tuple = build_line_table_tuple_from_pcs (py_line, pcs); | |
192 | VEC_free (CORE_ADDR, pcs); | |
193 | ||
194 | return tuple; | |
195 | } | |
196 | ||
197 | /* Implementation of gdb.LineTable.has_line (self, line) -> Boolean. | |
198 | Returns a Python Boolean indicating whether a source line has any | |
199 | line table entries corresponding to it. */ | |
200 | ||
201 | static PyObject * | |
202 | ltpy_has_line (PyObject *self, PyObject *args) | |
203 | { | |
204 | struct symtab *symtab; | |
2a081c59 | 205 | gdb_py_longest py_line; |
bc79de95 PM |
206 | int index; |
207 | ||
208 | LTPY_REQUIRE_VALID (self, symtab); | |
209 | ||
210 | if (! PyArg_ParseTuple (args, GDB_PY_LL_ARG, &py_line)) | |
211 | return NULL; | |
212 | ||
8435453b | 213 | if (SYMTAB_LINETABLE (symtab) == NULL) |
bc79de95 PM |
214 | { |
215 | PyErr_SetString (PyExc_RuntimeError, | |
216 | _("Linetable information not found in symbol table")); | |
217 | return NULL; | |
218 | } | |
219 | ||
8435453b | 220 | for (index = 0; index < SYMTAB_LINETABLE (symtab)->nitems; index++) |
bc79de95 | 221 | { |
8435453b | 222 | struct linetable_entry *item = &(SYMTAB_LINETABLE (symtab)->item[index]); |
bc79de95 PM |
223 | if (item->line == py_line) |
224 | Py_RETURN_TRUE; | |
225 | } | |
226 | ||
227 | Py_RETURN_FALSE; | |
228 | } | |
229 | ||
7b849db4 CS |
230 | /* Implementation of gdb.LineTable.source_lines (self) -> List. |
231 | Returns a Python List that contains source line entries in the | |
bc79de95 PM |
232 | line table. This function will just return the source lines |
233 | without corresponding addresses. */ | |
234 | ||
235 | static PyObject * | |
236 | ltpy_get_all_source_lines (PyObject *self, PyObject *args) | |
237 | { | |
238 | struct symtab *symtab; | |
239 | Py_ssize_t index; | |
240 | PyObject *source_list, *source_dict, *line; | |
241 | struct linetable_entry *item; | |
242 | Py_ssize_t list_size; | |
243 | ||
244 | LTPY_REQUIRE_VALID (self, symtab); | |
245 | ||
8435453b | 246 | if (SYMTAB_LINETABLE (symtab) == NULL) |
bc79de95 PM |
247 | { |
248 | PyErr_SetString (PyExc_RuntimeError, | |
249 | _("Linetable information not found in symbol table")); | |
250 | return NULL; | |
251 | } | |
252 | ||
253 | source_dict = PyDict_New (); | |
254 | if (source_dict == NULL) | |
255 | return NULL; | |
256 | ||
8435453b | 257 | for (index = 0; index < SYMTAB_LINETABLE (symtab)->nitems; index++) |
bc79de95 | 258 | { |
8435453b | 259 | item = &(SYMTAB_LINETABLE (symtab)->item[index]); |
bc79de95 PM |
260 | |
261 | /* 0 is used to signify end of line table information. Do not | |
262 | include in the source set. */ | |
263 | if (item->line > 0) | |
264 | { | |
265 | line = gdb_py_object_from_longest (item->line); | |
266 | ||
267 | if (line == NULL) | |
268 | { | |
269 | Py_DECREF (source_dict); | |
270 | return NULL; | |
271 | } | |
272 | ||
273 | if (PyDict_SetItem (source_dict, line, Py_None) == -1) | |
274 | { | |
275 | Py_DECREF (line); | |
276 | Py_DECREF (source_dict); | |
277 | return NULL; | |
278 | } | |
279 | ||
280 | Py_DECREF (line); | |
281 | } | |
282 | } | |
283 | ||
284 | ||
285 | source_list = PyDict_Keys (source_dict); | |
286 | Py_DECREF (source_dict); | |
287 | ||
288 | return source_list; | |
289 | } | |
290 | ||
4efd80aa | 291 | /* Implementation of gdb.LineTable.is_valid (self) -> Boolean. |
bc79de95 PM |
292 | Returns True if this line table object still exists in GDB. */ |
293 | ||
294 | static PyObject * | |
295 | ltpy_is_valid (PyObject *self, PyObject *args) | |
296 | { | |
297 | struct symtab *symtab = NULL; | |
298 | linetable_object *obj = (linetable_object *) self; | |
299 | ||
300 | symtab = symtab_object_to_symtab (get_symtab (self)); | |
301 | ||
302 | if (symtab == NULL) | |
303 | Py_RETURN_FALSE; | |
304 | ||
305 | Py_RETURN_TRUE; | |
306 | } | |
307 | ||
308 | /* Deconstructor for the line table object. Decrement the reference | |
309 | to the symbol table object before calling the default free. */ | |
310 | ||
311 | static void | |
312 | ltpy_dealloc (PyObject *self) | |
313 | { | |
314 | linetable_object *obj = (linetable_object *) self; | |
315 | ||
316 | Py_DECREF (obj->symtab); | |
317 | Py_TYPE (self)->tp_free (self); | |
318 | } | |
319 | ||
320 | /* Initialize LineTable, LineTableEntry and LineTableIterator | |
321 | objects. */ | |
322 | ||
323 | int | |
324 | gdbpy_initialize_linetable (void) | |
325 | { | |
326 | if (PyType_Ready (&linetable_object_type) < 0) | |
327 | return -1; | |
328 | if (PyType_Ready (&linetable_entry_object_type) < 0) | |
329 | return -1; | |
330 | if (PyType_Ready (<py_iterator_object_type) < 0) | |
331 | return -1; | |
332 | ||
333 | Py_INCREF (&linetable_object_type); | |
334 | Py_INCREF (&linetable_entry_object_type); | |
335 | Py_INCREF (<py_iterator_object_type); | |
336 | ||
337 | if (gdb_pymodule_addobject (gdb_module, "LineTable", | |
338 | (PyObject *) &linetable_object_type) < 0) | |
339 | return -1; | |
340 | ||
341 | if (gdb_pymodule_addobject (gdb_module, "LineTableEntry", | |
342 | (PyObject *) &linetable_entry_object_type) < 0) | |
343 | return -1; | |
344 | ||
345 | if (gdb_pymodule_addobject (gdb_module, "LineTableIterator", | |
346 | (PyObject *) <py_iterator_object_type) < 0) | |
347 | return -1; | |
348 | ||
349 | return 0; | |
350 | } | |
351 | ||
4efd80aa | 352 | /* LineTable entry object get functions. */ |
bc79de95 PM |
353 | |
354 | /* Implementation of gdb.LineTableEntry.line (self) -> Long. Returns | |
355 | a long integer associated with the line table entry. */ | |
356 | ||
357 | static PyObject * | |
358 | ltpy_entry_get_line (PyObject *self, void *closure) | |
359 | { | |
360 | linetable_entry_object *obj = (linetable_entry_object *) self; | |
361 | ||
362 | return gdb_py_object_from_longest (obj->line); | |
363 | } | |
364 | ||
365 | /* Implementation of gdb.LineTableEntry.pc (self) -> Long. Returns a | |
366 | a long integer associated with the PC of the line table entry. */ | |
367 | ||
368 | static PyObject * | |
369 | ltpy_entry_get_pc (PyObject *self, void *closure) | |
370 | { | |
371 | linetable_entry_object *obj = (linetable_entry_object *) self; | |
372 | ||
373 | return gdb_py_object_from_longest (obj->pc); | |
374 | } | |
375 | ||
4efd80aa | 376 | /* LineTable iterator functions. */ |
bc79de95 PM |
377 | |
378 | /* Return a new line table iterator. */ | |
379 | ||
380 | static PyObject * | |
381 | ltpy_iter (PyObject *self) | |
382 | { | |
383 | ltpy_iterator_object *ltpy_iter_obj; | |
384 | struct symtab *symtab = NULL; | |
385 | ||
386 | LTPY_REQUIRE_VALID (self, symtab); | |
387 | ||
388 | ltpy_iter_obj = PyObject_New (ltpy_iterator_object, | |
389 | <py_iterator_object_type); | |
390 | if (ltpy_iter_obj == NULL) | |
391 | return NULL; | |
392 | ||
393 | ltpy_iter_obj->current_index = 0; | |
394 | ltpy_iter_obj->source = self; | |
395 | ||
396 | Py_INCREF (self); | |
397 | return (PyObject *) ltpy_iter_obj; | |
398 | } | |
399 | ||
400 | static void | |
401 | ltpy_iterator_dealloc (PyObject *obj) | |
402 | { | |
403 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) obj; | |
404 | ||
405 | Py_DECREF (iter_obj->source); | |
406 | } | |
407 | ||
408 | /* Return a reference to the line table iterator. */ | |
409 | ||
410 | static PyObject * | |
411 | ltpy_iterator (PyObject *self) | |
412 | { | |
413 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) self; | |
414 | struct symtab *symtab; | |
415 | ||
416 | LTPY_REQUIRE_VALID (iter_obj->source, symtab); | |
417 | ||
418 | Py_INCREF (self); | |
419 | return self; | |
420 | } | |
421 | ||
422 | /* Return the next line table entry in the iteration through the line | |
423 | table data structure. */ | |
424 | ||
425 | static PyObject * | |
426 | ltpy_iternext (PyObject *self) | |
427 | { | |
428 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) self; | |
429 | struct symtab *symtab; | |
430 | int index; | |
431 | PyObject *obj; | |
432 | struct linetable_entry *item; | |
433 | ||
434 | LTPY_REQUIRE_VALID (iter_obj->source, symtab); | |
435 | ||
8435453b | 436 | if (iter_obj->current_index >= SYMTAB_LINETABLE (symtab)->nitems) |
bc79de95 PM |
437 | goto stop_iteration; |
438 | ||
8435453b | 439 | item = &(SYMTAB_LINETABLE (symtab)->item[iter_obj->current_index]); |
bc79de95 PM |
440 | |
441 | /* Skip over internal entries such as 0. 0 signifies the end of | |
442 | line table data and is not useful to the API user. */ | |
443 | while (item->line < 1) | |
444 | { | |
445 | iter_obj->current_index++; | |
446 | ||
447 | /* Exit if the internal value is the last item in the line table. */ | |
8435453b | 448 | if (iter_obj->current_index >= SYMTAB_LINETABLE (symtab)->nitems) |
bc79de95 | 449 | goto stop_iteration; |
8435453b | 450 | item = &(SYMTAB_LINETABLE (symtab)->item[iter_obj->current_index]); |
bc79de95 PM |
451 | } |
452 | ||
453 | obj = build_linetable_entry (item->line, item->pc); | |
454 | iter_obj->current_index++; | |
455 | ||
456 | return obj; | |
457 | ||
458 | stop_iteration: | |
459 | PyErr_SetNone (PyExc_StopIteration); | |
460 | return NULL; | |
461 | } | |
462 | ||
4efd80aa | 463 | /* Implementation of gdb.LineTableIterator.is_valid (self) -> Boolean. |
bc79de95 PM |
464 | Returns True if this line table iterator object still exists in |
465 | GDB. */ | |
466 | ||
467 | static PyObject * | |
468 | ltpy_iter_is_valid (PyObject *self, PyObject *args) | |
469 | { | |
470 | struct symtab *symtab = NULL; | |
471 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) self; | |
472 | ||
473 | symtab = symtab_object_to_symtab (get_symtab (iter_obj->source)); | |
474 | ||
475 | if (symtab == NULL) | |
476 | Py_RETURN_FALSE; | |
477 | ||
478 | Py_RETURN_TRUE; | |
479 | } | |
480 | ||
481 | \f | |
482 | ||
483 | static PyMethodDef linetable_object_methods[] = { | |
484 | { "line", ltpy_get_pcs_for_line, METH_VARARGS, | |
485 | "line (lineno) -> Tuple\n\ | |
486 | Return executable locations for a given source line." }, | |
487 | { "has_line", ltpy_has_line, METH_VARARGS, | |
488 | "has_line (lineno) -> Boolean\n\ | |
489 | Return TRUE if this line has executable information, FALSE if not." }, | |
490 | { "source_lines", ltpy_get_all_source_lines, METH_NOARGS, | |
7b849db4 CS |
491 | "source_lines () -> List\n\ |
492 | Return a list of all executable source lines." }, | |
bc79de95 PM |
493 | { "is_valid", ltpy_is_valid, METH_NOARGS, |
494 | "is_valid () -> Boolean.\n\ | |
4efd80aa | 495 | Return True if this LineTable is valid, False if not." }, |
bc79de95 PM |
496 | {NULL} /* Sentinel */ |
497 | }; | |
498 | ||
e36122e9 | 499 | PyTypeObject linetable_object_type = { |
bc79de95 PM |
500 | PyVarObject_HEAD_INIT (NULL, 0) |
501 | "gdb.LineTable", /*tp_name*/ | |
502 | sizeof (linetable_object), /*tp_basicsize*/ | |
503 | 0, /*tp_itemsize*/ | |
504 | ltpy_dealloc, /*tp_dealloc*/ | |
505 | 0, /*tp_print*/ | |
506 | 0, /*tp_getattr*/ | |
507 | 0, /*tp_setattr*/ | |
508 | 0, /*tp_compare*/ | |
509 | 0, /*tp_repr*/ | |
510 | 0, /*tp_as_number*/ | |
511 | 0, /*tp_as_sequence*/ | |
512 | 0, /*tp_as_mapping*/ | |
513 | 0, /*tp_hash */ | |
514 | 0, /*tp_call*/ | |
515 | 0, /*tp_str*/ | |
516 | 0, /*tp_getattro*/ | |
517 | 0, /*tp_setattro*/ | |
518 | 0, /*tp_as_buffer*/ | |
519 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
520 | "GDB line table object", /* tp_doc */ | |
521 | 0, /* tp_traverse */ | |
522 | 0, /* tp_clear */ | |
523 | 0, /* tp_richcompare */ | |
524 | 0, /* tp_weaklistoffset */ | |
525 | ltpy_iter, /* tp_iter */ | |
526 | 0, /* tp_iternext */ | |
527 | linetable_object_methods, /* tp_methods */ | |
528 | 0, /* tp_members */ | |
529 | 0, /* tp_getset */ | |
530 | 0, /* tp_base */ | |
531 | 0, /* tp_dict */ | |
532 | 0, /* tp_descr_get */ | |
533 | 0, /* tp_descr_set */ | |
534 | 0, /* tp_dictoffset */ | |
535 | 0, /* tp_init */ | |
536 | 0, /* tp_alloc */ | |
537 | }; | |
538 | ||
539 | static PyMethodDef ltpy_iterator_methods[] = { | |
540 | { "is_valid", ltpy_iter_is_valid, METH_NOARGS, | |
541 | "is_valid () -> Boolean.\n\ | |
4efd80aa | 542 | Return True if this LineTable iterator is valid, False if not." }, |
bc79de95 PM |
543 | {NULL} /* Sentinel */ |
544 | }; | |
545 | ||
e36122e9 | 546 | PyTypeObject ltpy_iterator_object_type = { |
bc79de95 PM |
547 | PyVarObject_HEAD_INIT (NULL, 0) |
548 | "gdb.LineTableIterator", /*tp_name*/ | |
549 | sizeof (ltpy_iterator_object), /*tp_basicsize*/ | |
550 | 0, /*tp_itemsize*/ | |
551 | ltpy_iterator_dealloc, /*tp_dealloc*/ | |
552 | 0, /*tp_print*/ | |
553 | 0, /*tp_getattr*/ | |
554 | 0, /*tp_setattr*/ | |
555 | 0, /*tp_compare*/ | |
556 | 0, /*tp_repr*/ | |
557 | 0, /*tp_as_number*/ | |
558 | 0, /*tp_as_sequence*/ | |
559 | 0, /*tp_as_mapping*/ | |
560 | 0, /*tp_hash */ | |
561 | 0, /*tp_call*/ | |
562 | 0, /*tp_str*/ | |
563 | 0, /*tp_getattro*/ | |
564 | 0, /*tp_setattro*/ | |
565 | 0, /*tp_as_buffer*/ | |
566 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
567 | "GDB line table iterator object", /*tp_doc */ | |
568 | 0, /*tp_traverse */ | |
569 | 0, /*tp_clear */ | |
570 | 0, /*tp_richcompare */ | |
571 | 0, /*tp_weaklistoffset */ | |
572 | ltpy_iterator, /*tp_iter */ | |
573 | ltpy_iternext, /*tp_iternext */ | |
574 | ltpy_iterator_methods /*tp_methods */ | |
575 | }; | |
576 | ||
577 | ||
578 | static PyGetSetDef linetable_entry_object_getset[] = { | |
579 | { "line", ltpy_entry_get_line, NULL, | |
580 | "The line number in the source file.", NULL }, | |
581 | { "pc", ltpy_entry_get_pc, NULL, | |
582 | "The memory address for this line number.", NULL }, | |
583 | { NULL } /* Sentinel */ | |
584 | }; | |
585 | ||
e36122e9 | 586 | PyTypeObject linetable_entry_object_type = { |
bc79de95 PM |
587 | PyVarObject_HEAD_INIT (NULL, 0) |
588 | "gdb.LineTableEntry", /*tp_name*/ | |
589 | sizeof (linetable_entry_object), /*tp_basicsize*/ | |
590 | 0, /*tp_itemsize*/ | |
591 | 0, /*tp_dealloc*/ | |
592 | 0, /*tp_print*/ | |
593 | 0, /*tp_getattr*/ | |
594 | 0, /*tp_setattr*/ | |
595 | 0, /*tp_compare*/ | |
596 | 0, /*tp_repr*/ | |
597 | 0, /*tp_as_number*/ | |
598 | 0, /*tp_as_sequence*/ | |
599 | 0, /*tp_as_mapping*/ | |
600 | 0, /*tp_hash */ | |
601 | 0, /*tp_call*/ | |
602 | 0, /*tp_str*/ | |
603 | 0, /*tp_getattro*/ | |
604 | 0, /*tp_setattro*/ | |
605 | 0, /*tp_as_buffer*/ | |
606 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
607 | "GDB line table entry object", /* tp_doc */ | |
608 | 0, /* tp_traverse */ | |
609 | 0, /* tp_clear */ | |
610 | 0, /* tp_richcompare */ | |
611 | 0, /* tp_weaklistoffset */ | |
612 | 0, /* tp_iter */ | |
613 | 0, /* tp_iternext */ | |
614 | 0, /* tp_methods */ | |
615 | 0, /* tp_members */ | |
616 | linetable_entry_object_getset, /* tp_getset */ | |
617 | 0, /* tp_base */ | |
618 | 0, /* tp_dict */ | |
619 | 0, /* tp_descr_get */ | |
620 | 0, /* tp_descr_set */ | |
621 | 0, /* tp_dictoffset */ | |
622 | 0, /* tp_init */ | |
623 | 0, /* tp_alloc */ | |
624 | }; |