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bc79de95 PM |
1 | /* Python interface to line tables. |
2 | ||
42a4f53d | 3 | Copyright (C) 2013-2019 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 | ||
67d89901 | 117 | /* Internal helper function to build a Python Tuple from a vector. |
bc79de95 PM |
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 | |
67d89901 | 120 | from the line table PCS. Construct one line table entry object per |
bc79de95 PM |
121 | address. */ |
122 | ||
123 | static PyObject * | |
67d89901 | 124 | build_line_table_tuple_from_pcs (int line, const std::vector<CORE_ADDR> &pcs) |
bc79de95 | 125 | { |
bc79de95 PM |
126 | int i; |
127 | ||
67d89901 | 128 | if (pcs.size () < 1) |
bc79de95 PM |
129 | Py_RETURN_NONE; |
130 | ||
67d89901 | 131 | gdbpy_ref<> tuple (PyTuple_New (pcs.size ())); |
bc79de95 PM |
132 | |
133 | if (tuple == NULL) | |
134 | return NULL; | |
135 | ||
67d89901 | 136 | for (i = 0; i < pcs.size (); ++i) |
bc79de95 | 137 | { |
67d89901 | 138 | CORE_ADDR pc = pcs[i]; |
7780f186 | 139 | gdbpy_ref<> obj (build_linetable_entry (line, pc)); |
bc79de95 PM |
140 | |
141 | if (obj == NULL) | |
87ce03fd TT |
142 | return NULL; |
143 | else if (PyTuple_SetItem (tuple.get (), i, obj.release ()) != 0) | |
144 | return NULL; | |
bc79de95 PM |
145 | } |
146 | ||
87ce03fd | 147 | return tuple.release (); |
bc79de95 PM |
148 | } |
149 | ||
150 | /* Implementation of gdb.LineTable.line (self) -> Tuple. Returns a | |
151 | tuple of LineTableEntry objects associated with this line from the | |
152 | in the line table. */ | |
153 | ||
154 | static PyObject * | |
155 | ltpy_get_pcs_for_line (PyObject *self, PyObject *args) | |
156 | { | |
157 | struct symtab *symtab; | |
2a081c59 | 158 | gdb_py_longest py_line; |
bc79de95 | 159 | struct linetable_entry *best_entry = NULL; |
67d89901 | 160 | std::vector<CORE_ADDR> pcs; |
bc79de95 PM |
161 | |
162 | LTPY_REQUIRE_VALID (self, symtab); | |
163 | ||
164 | if (! PyArg_ParseTuple (args, GDB_PY_LL_ARG, &py_line)) | |
165 | return NULL; | |
166 | ||
492d29ea | 167 | TRY |
bc79de95 PM |
168 | { |
169 | pcs = find_pcs_for_symtab_line (symtab, py_line, &best_entry); | |
170 | } | |
492d29ea PA |
171 | CATCH (except, RETURN_MASK_ALL) |
172 | { | |
173 | GDB_PY_HANDLE_EXCEPTION (except); | |
174 | } | |
175 | END_CATCH | |
bc79de95 | 176 | |
67d89901 | 177 | return build_line_table_tuple_from_pcs (py_line, pcs); |
bc79de95 PM |
178 | } |
179 | ||
180 | /* Implementation of gdb.LineTable.has_line (self, line) -> Boolean. | |
181 | Returns a Python Boolean indicating whether a source line has any | |
182 | line table entries corresponding to it. */ | |
183 | ||
184 | static PyObject * | |
185 | ltpy_has_line (PyObject *self, PyObject *args) | |
186 | { | |
187 | struct symtab *symtab; | |
2a081c59 | 188 | gdb_py_longest py_line; |
bc79de95 PM |
189 | int index; |
190 | ||
191 | LTPY_REQUIRE_VALID (self, symtab); | |
192 | ||
193 | if (! PyArg_ParseTuple (args, GDB_PY_LL_ARG, &py_line)) | |
194 | return NULL; | |
195 | ||
8435453b | 196 | if (SYMTAB_LINETABLE (symtab) == NULL) |
bc79de95 PM |
197 | { |
198 | PyErr_SetString (PyExc_RuntimeError, | |
199 | _("Linetable information not found in symbol table")); | |
200 | return NULL; | |
201 | } | |
202 | ||
8435453b | 203 | for (index = 0; index < SYMTAB_LINETABLE (symtab)->nitems; index++) |
bc79de95 | 204 | { |
8435453b | 205 | struct linetable_entry *item = &(SYMTAB_LINETABLE (symtab)->item[index]); |
bc79de95 PM |
206 | if (item->line == py_line) |
207 | Py_RETURN_TRUE; | |
208 | } | |
209 | ||
210 | Py_RETURN_FALSE; | |
211 | } | |
212 | ||
7b849db4 CS |
213 | /* Implementation of gdb.LineTable.source_lines (self) -> List. |
214 | Returns a Python List that contains source line entries in the | |
bc79de95 PM |
215 | line table. This function will just return the source lines |
216 | without corresponding addresses. */ | |
217 | ||
218 | static PyObject * | |
219 | ltpy_get_all_source_lines (PyObject *self, PyObject *args) | |
220 | { | |
221 | struct symtab *symtab; | |
222 | Py_ssize_t index; | |
bc79de95 | 223 | struct linetable_entry *item; |
bc79de95 PM |
224 | |
225 | LTPY_REQUIRE_VALID (self, symtab); | |
226 | ||
8435453b | 227 | if (SYMTAB_LINETABLE (symtab) == NULL) |
bc79de95 PM |
228 | { |
229 | PyErr_SetString (PyExc_RuntimeError, | |
230 | _("Linetable information not found in symbol table")); | |
231 | return NULL; | |
232 | } | |
233 | ||
7780f186 | 234 | gdbpy_ref<> source_dict (PyDict_New ()); |
bc79de95 PM |
235 | if (source_dict == NULL) |
236 | return NULL; | |
237 | ||
8435453b | 238 | for (index = 0; index < SYMTAB_LINETABLE (symtab)->nitems; index++) |
bc79de95 | 239 | { |
8435453b | 240 | item = &(SYMTAB_LINETABLE (symtab)->item[index]); |
bc79de95 PM |
241 | |
242 | /* 0 is used to signify end of line table information. Do not | |
243 | include in the source set. */ | |
244 | if (item->line > 0) | |
245 | { | |
12dfa12a | 246 | gdbpy_ref<> line = gdb_py_object_from_longest (item->line); |
bc79de95 PM |
247 | |
248 | if (line == NULL) | |
87ce03fd TT |
249 | return NULL; |
250 | ||
251 | if (PyDict_SetItem (source_dict.get (), line.get (), Py_None) == -1) | |
252 | return NULL; | |
bc79de95 PM |
253 | } |
254 | } | |
255 | ||
87ce03fd | 256 | return PyDict_Keys (source_dict.get ()); |
bc79de95 PM |
257 | } |
258 | ||
4efd80aa | 259 | /* Implementation of gdb.LineTable.is_valid (self) -> Boolean. |
bc79de95 PM |
260 | Returns True if this line table object still exists in GDB. */ |
261 | ||
262 | static PyObject * | |
263 | ltpy_is_valid (PyObject *self, PyObject *args) | |
264 | { | |
265 | struct symtab *symtab = NULL; | |
bc79de95 PM |
266 | |
267 | symtab = symtab_object_to_symtab (get_symtab (self)); | |
268 | ||
269 | if (symtab == NULL) | |
270 | Py_RETURN_FALSE; | |
271 | ||
272 | Py_RETURN_TRUE; | |
273 | } | |
274 | ||
275 | /* Deconstructor for the line table object. Decrement the reference | |
276 | to the symbol table object before calling the default free. */ | |
277 | ||
278 | static void | |
279 | ltpy_dealloc (PyObject *self) | |
280 | { | |
281 | linetable_object *obj = (linetable_object *) self; | |
282 | ||
283 | Py_DECREF (obj->symtab); | |
284 | Py_TYPE (self)->tp_free (self); | |
285 | } | |
286 | ||
287 | /* Initialize LineTable, LineTableEntry and LineTableIterator | |
288 | objects. */ | |
289 | ||
290 | int | |
291 | gdbpy_initialize_linetable (void) | |
292 | { | |
293 | if (PyType_Ready (&linetable_object_type) < 0) | |
294 | return -1; | |
295 | if (PyType_Ready (&linetable_entry_object_type) < 0) | |
296 | return -1; | |
297 | if (PyType_Ready (<py_iterator_object_type) < 0) | |
298 | return -1; | |
299 | ||
300 | Py_INCREF (&linetable_object_type); | |
301 | Py_INCREF (&linetable_entry_object_type); | |
302 | Py_INCREF (<py_iterator_object_type); | |
303 | ||
304 | if (gdb_pymodule_addobject (gdb_module, "LineTable", | |
305 | (PyObject *) &linetable_object_type) < 0) | |
306 | return -1; | |
307 | ||
308 | if (gdb_pymodule_addobject (gdb_module, "LineTableEntry", | |
309 | (PyObject *) &linetable_entry_object_type) < 0) | |
310 | return -1; | |
311 | ||
312 | if (gdb_pymodule_addobject (gdb_module, "LineTableIterator", | |
313 | (PyObject *) <py_iterator_object_type) < 0) | |
314 | return -1; | |
315 | ||
316 | return 0; | |
317 | } | |
318 | ||
4efd80aa | 319 | /* LineTable entry object get functions. */ |
bc79de95 PM |
320 | |
321 | /* Implementation of gdb.LineTableEntry.line (self) -> Long. Returns | |
322 | a long integer associated with the line table entry. */ | |
323 | ||
324 | static PyObject * | |
325 | ltpy_entry_get_line (PyObject *self, void *closure) | |
326 | { | |
327 | linetable_entry_object *obj = (linetable_entry_object *) self; | |
328 | ||
12dfa12a | 329 | return gdb_py_object_from_longest (obj->line).release (); |
bc79de95 PM |
330 | } |
331 | ||
332 | /* Implementation of gdb.LineTableEntry.pc (self) -> Long. Returns a | |
333 | a long integer associated with the PC of the line table entry. */ | |
334 | ||
335 | static PyObject * | |
336 | ltpy_entry_get_pc (PyObject *self, void *closure) | |
337 | { | |
338 | linetable_entry_object *obj = (linetable_entry_object *) self; | |
339 | ||
12dfa12a | 340 | return gdb_py_object_from_longest (obj->pc).release (); |
bc79de95 PM |
341 | } |
342 | ||
4efd80aa | 343 | /* LineTable iterator functions. */ |
bc79de95 PM |
344 | |
345 | /* Return a new line table iterator. */ | |
346 | ||
347 | static PyObject * | |
348 | ltpy_iter (PyObject *self) | |
349 | { | |
350 | ltpy_iterator_object *ltpy_iter_obj; | |
351 | struct symtab *symtab = NULL; | |
352 | ||
353 | LTPY_REQUIRE_VALID (self, symtab); | |
354 | ||
355 | ltpy_iter_obj = PyObject_New (ltpy_iterator_object, | |
356 | <py_iterator_object_type); | |
357 | if (ltpy_iter_obj == NULL) | |
358 | return NULL; | |
359 | ||
360 | ltpy_iter_obj->current_index = 0; | |
361 | ltpy_iter_obj->source = self; | |
362 | ||
363 | Py_INCREF (self); | |
364 | return (PyObject *) ltpy_iter_obj; | |
365 | } | |
366 | ||
367 | static void | |
368 | ltpy_iterator_dealloc (PyObject *obj) | |
369 | { | |
370 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) obj; | |
371 | ||
372 | Py_DECREF (iter_obj->source); | |
373 | } | |
374 | ||
375 | /* Return a reference to the line table iterator. */ | |
376 | ||
377 | static PyObject * | |
378 | ltpy_iterator (PyObject *self) | |
379 | { | |
380 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) self; | |
381 | struct symtab *symtab; | |
382 | ||
383 | LTPY_REQUIRE_VALID (iter_obj->source, symtab); | |
384 | ||
385 | Py_INCREF (self); | |
386 | return self; | |
387 | } | |
388 | ||
389 | /* Return the next line table entry in the iteration through the line | |
390 | table data structure. */ | |
391 | ||
392 | static PyObject * | |
393 | ltpy_iternext (PyObject *self) | |
394 | { | |
395 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) self; | |
396 | struct symtab *symtab; | |
bc79de95 PM |
397 | PyObject *obj; |
398 | struct linetable_entry *item; | |
399 | ||
400 | LTPY_REQUIRE_VALID (iter_obj->source, symtab); | |
401 | ||
8435453b | 402 | if (iter_obj->current_index >= SYMTAB_LINETABLE (symtab)->nitems) |
2bb8f231 TT |
403 | { |
404 | PyErr_SetNone (PyExc_StopIteration); | |
405 | return NULL; | |
406 | } | |
bc79de95 | 407 | |
8435453b | 408 | item = &(SYMTAB_LINETABLE (symtab)->item[iter_obj->current_index]); |
bc79de95 PM |
409 | |
410 | /* Skip over internal entries such as 0. 0 signifies the end of | |
411 | line table data and is not useful to the API user. */ | |
412 | while (item->line < 1) | |
413 | { | |
414 | iter_obj->current_index++; | |
415 | ||
416 | /* Exit if the internal value is the last item in the line table. */ | |
8435453b | 417 | if (iter_obj->current_index >= SYMTAB_LINETABLE (symtab)->nitems) |
2bb8f231 TT |
418 | { |
419 | PyErr_SetNone (PyExc_StopIteration); | |
420 | return NULL; | |
421 | } | |
8435453b | 422 | item = &(SYMTAB_LINETABLE (symtab)->item[iter_obj->current_index]); |
bc79de95 PM |
423 | } |
424 | ||
425 | obj = build_linetable_entry (item->line, item->pc); | |
426 | iter_obj->current_index++; | |
427 | ||
428 | return obj; | |
bc79de95 PM |
429 | } |
430 | ||
4efd80aa | 431 | /* Implementation of gdb.LineTableIterator.is_valid (self) -> Boolean. |
bc79de95 PM |
432 | Returns True if this line table iterator object still exists in |
433 | GDB. */ | |
434 | ||
435 | static PyObject * | |
436 | ltpy_iter_is_valid (PyObject *self, PyObject *args) | |
437 | { | |
438 | struct symtab *symtab = NULL; | |
439 | ltpy_iterator_object *iter_obj = (ltpy_iterator_object *) self; | |
440 | ||
441 | symtab = symtab_object_to_symtab (get_symtab (iter_obj->source)); | |
442 | ||
443 | if (symtab == NULL) | |
444 | Py_RETURN_FALSE; | |
445 | ||
446 | Py_RETURN_TRUE; | |
447 | } | |
448 | ||
449 | \f | |
450 | ||
451 | static PyMethodDef linetable_object_methods[] = { | |
452 | { "line", ltpy_get_pcs_for_line, METH_VARARGS, | |
453 | "line (lineno) -> Tuple\n\ | |
454 | Return executable locations for a given source line." }, | |
455 | { "has_line", ltpy_has_line, METH_VARARGS, | |
456 | "has_line (lineno) -> Boolean\n\ | |
457 | Return TRUE if this line has executable information, FALSE if not." }, | |
458 | { "source_lines", ltpy_get_all_source_lines, METH_NOARGS, | |
7b849db4 CS |
459 | "source_lines () -> List\n\ |
460 | Return a list of all executable source lines." }, | |
bc79de95 PM |
461 | { "is_valid", ltpy_is_valid, METH_NOARGS, |
462 | "is_valid () -> Boolean.\n\ | |
4efd80aa | 463 | Return True if this LineTable is valid, False if not." }, |
bc79de95 PM |
464 | {NULL} /* Sentinel */ |
465 | }; | |
466 | ||
e36122e9 | 467 | PyTypeObject linetable_object_type = { |
bc79de95 PM |
468 | PyVarObject_HEAD_INIT (NULL, 0) |
469 | "gdb.LineTable", /*tp_name*/ | |
470 | sizeof (linetable_object), /*tp_basicsize*/ | |
471 | 0, /*tp_itemsize*/ | |
472 | ltpy_dealloc, /*tp_dealloc*/ | |
473 | 0, /*tp_print*/ | |
474 | 0, /*tp_getattr*/ | |
475 | 0, /*tp_setattr*/ | |
476 | 0, /*tp_compare*/ | |
477 | 0, /*tp_repr*/ | |
478 | 0, /*tp_as_number*/ | |
479 | 0, /*tp_as_sequence*/ | |
480 | 0, /*tp_as_mapping*/ | |
481 | 0, /*tp_hash */ | |
482 | 0, /*tp_call*/ | |
483 | 0, /*tp_str*/ | |
484 | 0, /*tp_getattro*/ | |
485 | 0, /*tp_setattro*/ | |
486 | 0, /*tp_as_buffer*/ | |
487 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
488 | "GDB line table object", /* tp_doc */ | |
489 | 0, /* tp_traverse */ | |
490 | 0, /* tp_clear */ | |
491 | 0, /* tp_richcompare */ | |
492 | 0, /* tp_weaklistoffset */ | |
493 | ltpy_iter, /* tp_iter */ | |
494 | 0, /* tp_iternext */ | |
495 | linetable_object_methods, /* tp_methods */ | |
496 | 0, /* tp_members */ | |
497 | 0, /* tp_getset */ | |
498 | 0, /* tp_base */ | |
499 | 0, /* tp_dict */ | |
500 | 0, /* tp_descr_get */ | |
501 | 0, /* tp_descr_set */ | |
502 | 0, /* tp_dictoffset */ | |
503 | 0, /* tp_init */ | |
504 | 0, /* tp_alloc */ | |
505 | }; | |
506 | ||
507 | static PyMethodDef ltpy_iterator_methods[] = { | |
508 | { "is_valid", ltpy_iter_is_valid, METH_NOARGS, | |
509 | "is_valid () -> Boolean.\n\ | |
4efd80aa | 510 | Return True if this LineTable iterator is valid, False if not." }, |
bc79de95 PM |
511 | {NULL} /* Sentinel */ |
512 | }; | |
513 | ||
e36122e9 | 514 | PyTypeObject ltpy_iterator_object_type = { |
bc79de95 PM |
515 | PyVarObject_HEAD_INIT (NULL, 0) |
516 | "gdb.LineTableIterator", /*tp_name*/ | |
517 | sizeof (ltpy_iterator_object), /*tp_basicsize*/ | |
518 | 0, /*tp_itemsize*/ | |
519 | ltpy_iterator_dealloc, /*tp_dealloc*/ | |
520 | 0, /*tp_print*/ | |
521 | 0, /*tp_getattr*/ | |
522 | 0, /*tp_setattr*/ | |
523 | 0, /*tp_compare*/ | |
524 | 0, /*tp_repr*/ | |
525 | 0, /*tp_as_number*/ | |
526 | 0, /*tp_as_sequence*/ | |
527 | 0, /*tp_as_mapping*/ | |
528 | 0, /*tp_hash */ | |
529 | 0, /*tp_call*/ | |
530 | 0, /*tp_str*/ | |
531 | 0, /*tp_getattro*/ | |
532 | 0, /*tp_setattro*/ | |
533 | 0, /*tp_as_buffer*/ | |
534 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
535 | "GDB line table iterator object", /*tp_doc */ | |
536 | 0, /*tp_traverse */ | |
537 | 0, /*tp_clear */ | |
538 | 0, /*tp_richcompare */ | |
539 | 0, /*tp_weaklistoffset */ | |
540 | ltpy_iterator, /*tp_iter */ | |
541 | ltpy_iternext, /*tp_iternext */ | |
542 | ltpy_iterator_methods /*tp_methods */ | |
543 | }; | |
544 | ||
545 | ||
0d1f4ceb | 546 | static gdb_PyGetSetDef linetable_entry_object_getset[] = { |
bc79de95 PM |
547 | { "line", ltpy_entry_get_line, NULL, |
548 | "The line number in the source file.", NULL }, | |
549 | { "pc", ltpy_entry_get_pc, NULL, | |
550 | "The memory address for this line number.", NULL }, | |
551 | { NULL } /* Sentinel */ | |
552 | }; | |
553 | ||
e36122e9 | 554 | PyTypeObject linetable_entry_object_type = { |
bc79de95 PM |
555 | PyVarObject_HEAD_INIT (NULL, 0) |
556 | "gdb.LineTableEntry", /*tp_name*/ | |
557 | sizeof (linetable_entry_object), /*tp_basicsize*/ | |
558 | 0, /*tp_itemsize*/ | |
559 | 0, /*tp_dealloc*/ | |
560 | 0, /*tp_print*/ | |
561 | 0, /*tp_getattr*/ | |
562 | 0, /*tp_setattr*/ | |
563 | 0, /*tp_compare*/ | |
564 | 0, /*tp_repr*/ | |
565 | 0, /*tp_as_number*/ | |
566 | 0, /*tp_as_sequence*/ | |
567 | 0, /*tp_as_mapping*/ | |
568 | 0, /*tp_hash */ | |
569 | 0, /*tp_call*/ | |
570 | 0, /*tp_str*/ | |
571 | 0, /*tp_getattro*/ | |
572 | 0, /*tp_setattro*/ | |
573 | 0, /*tp_as_buffer*/ | |
574 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
575 | "GDB line table entry object", /* tp_doc */ | |
576 | 0, /* tp_traverse */ | |
577 | 0, /* tp_clear */ | |
578 | 0, /* tp_richcompare */ | |
579 | 0, /* tp_weaklistoffset */ | |
580 | 0, /* tp_iter */ | |
581 | 0, /* tp_iternext */ | |
582 | 0, /* tp_methods */ | |
583 | 0, /* tp_members */ | |
584 | linetable_entry_object_getset, /* tp_getset */ | |
585 | 0, /* tp_base */ | |
586 | 0, /* tp_dict */ | |
587 | 0, /* tp_descr_get */ | |
588 | 0, /* tp_descr_set */ | |
589 | 0, /* tp_dictoffset */ | |
590 | 0, /* tp_init */ | |
591 | 0, /* tp_alloc */ | |
592 | }; |