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bc79de95 PM |
1 | /* Python interface to line tables. |
2 | ||
61baf725 | 3 | Copyright (C) 2013-2017 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" | |
87ce03fd | 22 | #include "py-ref.h" |
bc79de95 PM |
23 | |
24 | typedef struct { | |
25 | PyObject_HEAD | |
26 | /* The line table source line. */ | |
27 | int line; | |
28 | /* The pc associated with the source line. */ | |
29 | CORE_ADDR pc; | |
30 | } linetable_entry_object; | |
31 | ||
e36122e9 | 32 | extern PyTypeObject linetable_entry_object_type |
bc79de95 PM |
33 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("linetable_entry_object"); |
34 | ||
35 | typedef struct { | |
36 | PyObject_HEAD | |
37 | /* The symtab python object. We store the Python object here as the | |
38 | underlying symtab can become invalid, and we have to run validity | |
39 | checks on it. */ | |
40 | PyObject *symtab; | |
41 | } linetable_object; | |
42 | ||
e36122e9 | 43 | extern PyTypeObject linetable_object_type |
bc79de95 PM |
44 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("linetable_object"); |
45 | ||
46 | typedef struct { | |
47 | PyObject_HEAD | |
48 | /* The current entry in the line table for the iterator */ | |
49 | int current_index; | |
50 | /* Pointer back to the original source line table object. Needed to | |
51 | check if the line table is still valid, and has not been invalidated | |
52 | when an object file has been freed. */ | |
53 | PyObject *source; | |
54 | } ltpy_iterator_object; | |
55 | ||
e36122e9 | 56 | extern PyTypeObject ltpy_iterator_object_type |
bc79de95 PM |
57 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("ltpy_iterator_object"); |
58 | ||
4efd80aa | 59 | /* Internal helper function to extract gdb.Symtab from a gdb.LineTable |
bc79de95 PM |
60 | object. */ |
61 | ||
62 | static PyObject * | |
63 | get_symtab (PyObject *linetable) | |
64 | { | |
65 | linetable_object *lt = (linetable_object *) linetable; | |
66 | ||
67 | return lt->symtab; | |
68 | } | |
69 | ||
70 | #define LTPY_REQUIRE_VALID(lt_obj, symtab) \ | |
71 | do { \ | |
72 | symtab = symtab_object_to_symtab (get_symtab (lt_obj)); \ | |
73 | if (symtab == NULL) \ | |
74 | { \ | |
75 | PyErr_SetString (PyExc_RuntimeError, \ | |
76 | _("Symbol Table in line table is invalid."));\ | |
77 | return NULL; \ | |
78 | } \ | |
79 | } while (0) | |
80 | ||
81 | ||
82 | /* Helper function to create a line table object that wraps a | |
83 | gdb.Symtab object. */ | |
84 | ||
85 | PyObject * | |
86 | symtab_to_linetable_object (PyObject *symtab) | |
87 | { | |
88 | linetable_object *ltable; | |
89 | ||
90 | ltable = PyObject_New (linetable_object, &linetable_object_type); | |
91 | if (ltable != NULL) | |
92 | { | |
93 | ltable->symtab = symtab; | |
94 | Py_INCREF (symtab); | |
95 | } | |
96 | return (PyObject *) ltable; | |
97 | } | |
98 | ||
99 | /* Internal helper function to build a line table object from a line | |
100 | and an address. */ | |
101 | ||
102 | static PyObject * | |
103 | build_linetable_entry (int line, CORE_ADDR address) | |
104 | { | |
105 | linetable_entry_object *obj; | |
106 | ||
107 | obj = PyObject_New (linetable_entry_object, | |
108 | &linetable_entry_object_type); | |
109 | if (obj != NULL) | |
110 | { | |
111 | obj->line = line; | |
112 | obj->pc = address; | |
113 | } | |
114 | ||
115 | return (PyObject *) obj; | |
116 | } | |
117 | ||
118 | /* Internal helper function to build a Python Tuple from a GDB Vector. | |
119 | A line table entry can have multiple PCs for a given source line. | |
120 | Construct a Tuple of all entries for the given source line, LINE | |
121 | from the line table VEC. Construct one line table entry object per | |
122 | address. */ | |
123 | ||
124 | static PyObject * | |
125 | build_line_table_tuple_from_pcs (int line, VEC (CORE_ADDR) *vec) | |
126 | { | |
127 | int vec_len = 0; | |
bc79de95 PM |
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 | ||
7780f186 | 135 | gdbpy_ref<> tuple (PyTuple_New (vec_len)); |
bc79de95 PM |
136 | |
137 | if (tuple == NULL) | |
138 | return NULL; | |
139 | ||
140 | for (i = 0; VEC_iterate (CORE_ADDR, vec, i, pc); ++i) | |
141 | { | |
7780f186 | 142 | gdbpy_ref<> obj (build_linetable_entry (line, pc)); |
bc79de95 PM |
143 | |
144 | if (obj == NULL) | |
87ce03fd TT |
145 | return NULL; |
146 | else if (PyTuple_SetItem (tuple.get (), i, obj.release ()) != 0) | |
147 | return NULL; | |
bc79de95 PM |
148 | } |
149 | ||
87ce03fd | 150 | return tuple.release (); |
bc79de95 PM |
151 | } |
152 | ||
153 | /* Implementation of gdb.LineTable.line (self) -> Tuple. Returns a | |
154 | tuple of LineTableEntry objects associated with this line from the | |
155 | in the line table. */ | |
156 | ||
157 | static PyObject * | |
158 | ltpy_get_pcs_for_line (PyObject *self, PyObject *args) | |
159 | { | |
160 | struct symtab *symtab; | |
2a081c59 | 161 | gdb_py_longest py_line; |
bc79de95 | 162 | struct linetable_entry *best_entry = NULL; |
bc79de95 PM |
163 | VEC (CORE_ADDR) *pcs = NULL; |
164 | PyObject *tuple; | |
bc79de95 PM |
165 | |
166 | LTPY_REQUIRE_VALID (self, symtab); | |
167 | ||
168 | if (! PyArg_ParseTuple (args, GDB_PY_LL_ARG, &py_line)) | |
169 | return NULL; | |
170 | ||
492d29ea | 171 | TRY |
bc79de95 PM |
172 | { |
173 | pcs = find_pcs_for_symtab_line (symtab, py_line, &best_entry); | |
174 | } | |
492d29ea PA |
175 | CATCH (except, RETURN_MASK_ALL) |
176 | { | |
177 | GDB_PY_HANDLE_EXCEPTION (except); | |
178 | } | |
179 | END_CATCH | |
bc79de95 PM |
180 | |
181 | tuple = build_line_table_tuple_from_pcs (py_line, pcs); | |
182 | VEC_free (CORE_ADDR, pcs); | |
183 | ||
184 | return tuple; | |
185 | } | |
186 | ||
187 | /* Implementation of gdb.LineTable.has_line (self, line) -> Boolean. | |
188 | Returns a Python Boolean indicating whether a source line has any | |
189 | line table entries corresponding to it. */ | |
190 | ||
191 | static PyObject * | |
192 | ltpy_has_line (PyObject *self, PyObject *args) | |
193 | { | |
194 | struct symtab *symtab; | |
2a081c59 | 195 | gdb_py_longest py_line; |
bc79de95 PM |
196 | int index; |
197 | ||
198 | LTPY_REQUIRE_VALID (self, symtab); | |
199 | ||
200 | if (! PyArg_ParseTuple (args, GDB_PY_LL_ARG, &py_line)) | |
201 | return NULL; | |
202 | ||
8435453b | 203 | if (SYMTAB_LINETABLE (symtab) == NULL) |
bc79de95 PM |
204 | { |
205 | PyErr_SetString (PyExc_RuntimeError, | |
206 | _("Linetable information not found in symbol table")); | |
207 | return NULL; | |
208 | } | |
209 | ||
8435453b | 210 | for (index = 0; index < SYMTAB_LINETABLE (symtab)->nitems; index++) |
bc79de95 | 211 | { |
8435453b | 212 | struct linetable_entry *item = &(SYMTAB_LINETABLE (symtab)->item[index]); |
bc79de95 PM |
213 | if (item->line == py_line) |
214 | Py_RETURN_TRUE; | |
215 | } | |
216 | ||
217 | Py_RETURN_FALSE; | |
218 | } | |
219 | ||
7b849db4 CS |
220 | /* Implementation of gdb.LineTable.source_lines (self) -> List. |
221 | Returns a Python List that contains source line entries in the | |
bc79de95 PM |
222 | line table. This function will just return the source lines |
223 | without corresponding addresses. */ | |
224 | ||
225 | static PyObject * | |
226 | ltpy_get_all_source_lines (PyObject *self, PyObject *args) | |
227 | { | |
228 | struct symtab *symtab; | |
229 | Py_ssize_t index; | |
bc79de95 | 230 | struct linetable_entry *item; |
bc79de95 PM |
231 | |
232 | LTPY_REQUIRE_VALID (self, symtab); | |
233 | ||
8435453b | 234 | if (SYMTAB_LINETABLE (symtab) == NULL) |
bc79de95 PM |
235 | { |
236 | PyErr_SetString (PyExc_RuntimeError, | |
237 | _("Linetable information not found in symbol table")); | |
238 | return NULL; | |
239 | } | |
240 | ||
7780f186 | 241 | gdbpy_ref<> source_dict (PyDict_New ()); |
bc79de95 PM |
242 | if (source_dict == NULL) |
243 | return NULL; | |
244 | ||
8435453b | 245 | for (index = 0; index < SYMTAB_LINETABLE (symtab)->nitems; index++) |
bc79de95 | 246 | { |
8435453b | 247 | item = &(SYMTAB_LINETABLE (symtab)->item[index]); |
bc79de95 PM |
248 | |
249 | /* 0 is used to signify end of line table information. Do not | |
250 | include in the source set. */ | |
251 | if (item->line > 0) | |
252 | { | |
7780f186 | 253 | gdbpy_ref<> line (gdb_py_object_from_longest (item->line)); |
bc79de95 PM |
254 | |
255 | if (line == NULL) | |
87ce03fd TT |
256 | return NULL; |
257 | ||
258 | if (PyDict_SetItem (source_dict.get (), line.get (), Py_None) == -1) | |
259 | return NULL; | |
bc79de95 PM |
260 | } |
261 | } | |
262 | ||
87ce03fd | 263 | return PyDict_Keys (source_dict.get ()); |
bc79de95 PM |
264 | } |
265 | ||
4efd80aa | 266 | /* Implementation of gdb.LineTable.is_valid (self) -> Boolean. |
bc79de95 PM |
267 | Returns True if this line table object still exists in GDB. */ |
268 | ||
269 | static PyObject * | |
270 | ltpy_is_valid (PyObject *self, PyObject *args) | |
271 | { | |
272 | struct symtab *symtab = NULL; | |
bc79de95 PM |
273 | |
274 | symtab = symtab_object_to_symtab (get_symtab (self)); | |
275 | ||
276 | if (symtab == NULL) | |
277 | Py_RETURN_FALSE; | |
278 | ||
279 | Py_RETURN_TRUE; | |
280 | } | |
281 | ||
282 | /* Deconstructor for the line table object. Decrement the reference | |
283 | to the symbol table object before calling the default free. */ | |
284 | ||
285 | static void | |
286 | ltpy_dealloc (PyObject *self) | |
287 | { | |
288 | linetable_object *obj = (linetable_object *) self; | |
289 | ||
290 | Py_DECREF (obj->symtab); | |
291 | Py_TYPE (self)->tp_free (self); | |
292 | } | |
293 | ||
294 | /* Initialize LineTable, LineTableEntry and LineTableIterator | |
295 | objects. */ | |
296 | ||
297 | int | |
298 | gdbpy_initialize_linetable (void) | |
299 | { | |
300 | if (PyType_Ready (&linetable_object_type) < 0) | |
301 | return -1; | |
302 | if (PyType_Ready (&linetable_entry_object_type) < 0) | |
303 | return -1; | |
304 | if (PyType_Ready (<py_iterator_object_type) < 0) | |
305 | return -1; | |
306 | ||
307 | Py_INCREF (&linetable_object_type); | |
308 | Py_INCREF (&linetable_entry_object_type); | |
309 | Py_INCREF (<py_iterator_object_type); | |
310 | ||
311 | if (gdb_pymodule_addobject (gdb_module, "LineTable", | |
312 | (PyObject *) &linetable_object_type) < 0) | |
313 | return -1; | |
314 | ||
315 | if (gdb_pymodule_addobject (gdb_module, "LineTableEntry", | |
316 | (PyObject *) &linetable_entry_object_type) < 0) | |
317 | return -1; | |
318 | ||
319 | if (gdb_pymodule_addobject (gdb_module, "LineTableIterator", | |
320 | (PyObject *) <py_iterator_object_type) < 0) | |
321 | return -1; | |
322 | ||
323 | return 0; | |
324 | } | |
325 | ||
4efd80aa | 326 | /* LineTable entry object get functions. */ |
bc79de95 PM |
327 | |
328 | /* Implementation of gdb.LineTableEntry.line (self) -> Long. Returns | |
329 | a long integer associated with the line table entry. */ | |
330 | ||
331 | static PyObject * | |
332 | ltpy_entry_get_line (PyObject *self, void *closure) | |
333 | { | |
334 | linetable_entry_object *obj = (linetable_entry_object *) self; | |
335 | ||
336 | return gdb_py_object_from_longest (obj->line); | |
337 | } | |
338 | ||
339 | /* Implementation of gdb.LineTableEntry.pc (self) -> Long. Returns a | |
340 | a long integer associated with the PC of the line table entry. */ | |
341 | ||
342 | static PyObject * | |
343 | ltpy_entry_get_pc (PyObject *self, void *closure) | |
344 | { | |
345 | linetable_entry_object *obj = (linetable_entry_object *) self; | |
346 | ||
347 | return gdb_py_object_from_longest (obj->pc); | |
348 | } | |
349 | ||
4efd80aa | 350 | /* LineTable iterator functions. */ |
bc79de95 PM |
351 | |
352 | /* Return a new line table iterator. */ | |
353 | ||
354 | static PyObject * | |
355 | ltpy_iter (PyObject *self) | |
356 | { | |
357 | ltpy_iterator_object *ltpy_iter_obj; | |
358 | struct symtab *symtab = NULL; | |
359 | ||
360 | LTPY_REQUIRE_VALID (self, symtab); | |
361 | ||
362 | ltpy_iter_obj = PyObject_New (ltpy_iterator_object, | |
363 | <py_iterator_object_type); | |
364 | if (ltpy_iter_obj == NULL) | |
365 | return NULL; | |
366 | ||
367 | ltpy_iter_obj->current_index = 0; | |
368 | ltpy_iter_obj->source = self; | |
369 | ||
370 | Py_INCREF (self); | |
371 | return (PyObject *) ltpy_iter_obj; | |
372 | } | |
373 | ||
374 | static void | |
375 | ltpy_iterator_dealloc (PyObject *obj) | |
376 | { | |
377 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) obj; | |
378 | ||
379 | Py_DECREF (iter_obj->source); | |
380 | } | |
381 | ||
382 | /* Return a reference to the line table iterator. */ | |
383 | ||
384 | static PyObject * | |
385 | ltpy_iterator (PyObject *self) | |
386 | { | |
387 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) self; | |
388 | struct symtab *symtab; | |
389 | ||
390 | LTPY_REQUIRE_VALID (iter_obj->source, symtab); | |
391 | ||
392 | Py_INCREF (self); | |
393 | return self; | |
394 | } | |
395 | ||
396 | /* Return the next line table entry in the iteration through the line | |
397 | table data structure. */ | |
398 | ||
399 | static PyObject * | |
400 | ltpy_iternext (PyObject *self) | |
401 | { | |
402 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) self; | |
403 | struct symtab *symtab; | |
bc79de95 PM |
404 | PyObject *obj; |
405 | struct linetable_entry *item; | |
406 | ||
407 | LTPY_REQUIRE_VALID (iter_obj->source, symtab); | |
408 | ||
8435453b | 409 | if (iter_obj->current_index >= SYMTAB_LINETABLE (symtab)->nitems) |
2bb8f231 TT |
410 | { |
411 | PyErr_SetNone (PyExc_StopIteration); | |
412 | return NULL; | |
413 | } | |
bc79de95 | 414 | |
8435453b | 415 | item = &(SYMTAB_LINETABLE (symtab)->item[iter_obj->current_index]); |
bc79de95 PM |
416 | |
417 | /* Skip over internal entries such as 0. 0 signifies the end of | |
418 | line table data and is not useful to the API user. */ | |
419 | while (item->line < 1) | |
420 | { | |
421 | iter_obj->current_index++; | |
422 | ||
423 | /* Exit if the internal value is the last item in the line table. */ | |
8435453b | 424 | if (iter_obj->current_index >= SYMTAB_LINETABLE (symtab)->nitems) |
2bb8f231 TT |
425 | { |
426 | PyErr_SetNone (PyExc_StopIteration); | |
427 | return NULL; | |
428 | } | |
8435453b | 429 | item = &(SYMTAB_LINETABLE (symtab)->item[iter_obj->current_index]); |
bc79de95 PM |
430 | } |
431 | ||
432 | obj = build_linetable_entry (item->line, item->pc); | |
433 | iter_obj->current_index++; | |
434 | ||
435 | return obj; | |
bc79de95 PM |
436 | } |
437 | ||
4efd80aa | 438 | /* Implementation of gdb.LineTableIterator.is_valid (self) -> Boolean. |
bc79de95 PM |
439 | Returns True if this line table iterator object still exists in |
440 | GDB. */ | |
441 | ||
442 | static PyObject * | |
443 | ltpy_iter_is_valid (PyObject *self, PyObject *args) | |
444 | { | |
445 | struct symtab *symtab = NULL; | |
446 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) self; | |
447 | ||
448 | symtab = symtab_object_to_symtab (get_symtab (iter_obj->source)); | |
449 | ||
450 | if (symtab == NULL) | |
451 | Py_RETURN_FALSE; | |
452 | ||
453 | Py_RETURN_TRUE; | |
454 | } | |
455 | ||
456 | \f | |
457 | ||
458 | static PyMethodDef linetable_object_methods[] = { | |
459 | { "line", ltpy_get_pcs_for_line, METH_VARARGS, | |
460 | "line (lineno) -> Tuple\n\ | |
461 | Return executable locations for a given source line." }, | |
462 | { "has_line", ltpy_has_line, METH_VARARGS, | |
463 | "has_line (lineno) -> Boolean\n\ | |
464 | Return TRUE if this line has executable information, FALSE if not." }, | |
465 | { "source_lines", ltpy_get_all_source_lines, METH_NOARGS, | |
7b849db4 CS |
466 | "source_lines () -> List\n\ |
467 | Return a list of all executable source lines." }, | |
bc79de95 PM |
468 | { "is_valid", ltpy_is_valid, METH_NOARGS, |
469 | "is_valid () -> Boolean.\n\ | |
4efd80aa | 470 | Return True if this LineTable is valid, False if not." }, |
bc79de95 PM |
471 | {NULL} /* Sentinel */ |
472 | }; | |
473 | ||
e36122e9 | 474 | PyTypeObject linetable_object_type = { |
bc79de95 PM |
475 | PyVarObject_HEAD_INIT (NULL, 0) |
476 | "gdb.LineTable", /*tp_name*/ | |
477 | sizeof (linetable_object), /*tp_basicsize*/ | |
478 | 0, /*tp_itemsize*/ | |
479 | ltpy_dealloc, /*tp_dealloc*/ | |
480 | 0, /*tp_print*/ | |
481 | 0, /*tp_getattr*/ | |
482 | 0, /*tp_setattr*/ | |
483 | 0, /*tp_compare*/ | |
484 | 0, /*tp_repr*/ | |
485 | 0, /*tp_as_number*/ | |
486 | 0, /*tp_as_sequence*/ | |
487 | 0, /*tp_as_mapping*/ | |
488 | 0, /*tp_hash */ | |
489 | 0, /*tp_call*/ | |
490 | 0, /*tp_str*/ | |
491 | 0, /*tp_getattro*/ | |
492 | 0, /*tp_setattro*/ | |
493 | 0, /*tp_as_buffer*/ | |
494 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
495 | "GDB line table object", /* tp_doc */ | |
496 | 0, /* tp_traverse */ | |
497 | 0, /* tp_clear */ | |
498 | 0, /* tp_richcompare */ | |
499 | 0, /* tp_weaklistoffset */ | |
500 | ltpy_iter, /* tp_iter */ | |
501 | 0, /* tp_iternext */ | |
502 | linetable_object_methods, /* tp_methods */ | |
503 | 0, /* tp_members */ | |
504 | 0, /* tp_getset */ | |
505 | 0, /* tp_base */ | |
506 | 0, /* tp_dict */ | |
507 | 0, /* tp_descr_get */ | |
508 | 0, /* tp_descr_set */ | |
509 | 0, /* tp_dictoffset */ | |
510 | 0, /* tp_init */ | |
511 | 0, /* tp_alloc */ | |
512 | }; | |
513 | ||
514 | static PyMethodDef ltpy_iterator_methods[] = { | |
515 | { "is_valid", ltpy_iter_is_valid, METH_NOARGS, | |
516 | "is_valid () -> Boolean.\n\ | |
4efd80aa | 517 | Return True if this LineTable iterator is valid, False if not." }, |
bc79de95 PM |
518 | {NULL} /* Sentinel */ |
519 | }; | |
520 | ||
e36122e9 | 521 | PyTypeObject ltpy_iterator_object_type = { |
bc79de95 PM |
522 | PyVarObject_HEAD_INIT (NULL, 0) |
523 | "gdb.LineTableIterator", /*tp_name*/ | |
524 | sizeof (ltpy_iterator_object), /*tp_basicsize*/ | |
525 | 0, /*tp_itemsize*/ | |
526 | ltpy_iterator_dealloc, /*tp_dealloc*/ | |
527 | 0, /*tp_print*/ | |
528 | 0, /*tp_getattr*/ | |
529 | 0, /*tp_setattr*/ | |
530 | 0, /*tp_compare*/ | |
531 | 0, /*tp_repr*/ | |
532 | 0, /*tp_as_number*/ | |
533 | 0, /*tp_as_sequence*/ | |
534 | 0, /*tp_as_mapping*/ | |
535 | 0, /*tp_hash */ | |
536 | 0, /*tp_call*/ | |
537 | 0, /*tp_str*/ | |
538 | 0, /*tp_getattro*/ | |
539 | 0, /*tp_setattro*/ | |
540 | 0, /*tp_as_buffer*/ | |
541 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
542 | "GDB line table iterator object", /*tp_doc */ | |
543 | 0, /*tp_traverse */ | |
544 | 0, /*tp_clear */ | |
545 | 0, /*tp_richcompare */ | |
546 | 0, /*tp_weaklistoffset */ | |
547 | ltpy_iterator, /*tp_iter */ | |
548 | ltpy_iternext, /*tp_iternext */ | |
549 | ltpy_iterator_methods /*tp_methods */ | |
550 | }; | |
551 | ||
552 | ||
0d1f4ceb | 553 | static gdb_PyGetSetDef linetable_entry_object_getset[] = { |
bc79de95 PM |
554 | { "line", ltpy_entry_get_line, NULL, |
555 | "The line number in the source file.", NULL }, | |
556 | { "pc", ltpy_entry_get_pc, NULL, | |
557 | "The memory address for this line number.", NULL }, | |
558 | { NULL } /* Sentinel */ | |
559 | }; | |
560 | ||
e36122e9 | 561 | PyTypeObject linetable_entry_object_type = { |
bc79de95 PM |
562 | PyVarObject_HEAD_INIT (NULL, 0) |
563 | "gdb.LineTableEntry", /*tp_name*/ | |
564 | sizeof (linetable_entry_object), /*tp_basicsize*/ | |
565 | 0, /*tp_itemsize*/ | |
566 | 0, /*tp_dealloc*/ | |
567 | 0, /*tp_print*/ | |
568 | 0, /*tp_getattr*/ | |
569 | 0, /*tp_setattr*/ | |
570 | 0, /*tp_compare*/ | |
571 | 0, /*tp_repr*/ | |
572 | 0, /*tp_as_number*/ | |
573 | 0, /*tp_as_sequence*/ | |
574 | 0, /*tp_as_mapping*/ | |
575 | 0, /*tp_hash */ | |
576 | 0, /*tp_call*/ | |
577 | 0, /*tp_str*/ | |
578 | 0, /*tp_getattro*/ | |
579 | 0, /*tp_setattro*/ | |
580 | 0, /*tp_as_buffer*/ | |
581 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
582 | "GDB line table entry object", /* tp_doc */ | |
583 | 0, /* tp_traverse */ | |
584 | 0, /* tp_clear */ | |
585 | 0, /* tp_richcompare */ | |
586 | 0, /* tp_weaklistoffset */ | |
587 | 0, /* tp_iter */ | |
588 | 0, /* tp_iternext */ | |
589 | 0, /* tp_methods */ | |
590 | 0, /* tp_members */ | |
591 | linetable_entry_object_getset, /* tp_getset */ | |
592 | 0, /* tp_base */ | |
593 | 0, /* tp_dict */ | |
594 | 0, /* tp_descr_get */ | |
595 | 0, /* tp_descr_set */ | |
596 | 0, /* tp_dictoffset */ | |
597 | 0, /* tp_init */ | |
598 | 0, /* tp_alloc */ | |
599 | }; |