| 1 | /* Python interface to program spaces. |
| 2 | |
| 3 | Copyright (C) 2010-2019 Free Software Foundation, Inc. |
| 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" |
| 22 | #include "charset.h" |
| 23 | #include "progspace.h" |
| 24 | #include "objfiles.h" |
| 25 | #include "language.h" |
| 26 | #include "arch-utils.h" |
| 27 | #include "solib.h" |
| 28 | #include "block.h" |
| 29 | |
| 30 | typedef struct |
| 31 | { |
| 32 | PyObject_HEAD |
| 33 | |
| 34 | /* The corresponding pspace. */ |
| 35 | struct program_space *pspace; |
| 36 | |
| 37 | /* Dictionary holding user-added attributes. |
| 38 | This is the __dict__ attribute of the object. */ |
| 39 | PyObject *dict; |
| 40 | |
| 41 | /* The pretty-printer list of functions. */ |
| 42 | PyObject *printers; |
| 43 | |
| 44 | /* The frame filter list of functions. */ |
| 45 | PyObject *frame_filters; |
| 46 | |
| 47 | /* The frame unwinder list. */ |
| 48 | PyObject *frame_unwinders; |
| 49 | |
| 50 | /* The type-printer list. */ |
| 51 | PyObject *type_printers; |
| 52 | |
| 53 | /* The debug method list. */ |
| 54 | PyObject *xmethods; |
| 55 | } pspace_object; |
| 56 | |
| 57 | extern PyTypeObject pspace_object_type |
| 58 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("pspace_object"); |
| 59 | |
| 60 | static const struct program_space_data *pspy_pspace_data_key; |
| 61 | |
| 62 | /* Require that PSPACE_OBJ be a valid program space ID. */ |
| 63 | #define PSPY_REQUIRE_VALID(pspace_obj) \ |
| 64 | do { \ |
| 65 | if (pspace_obj->pspace == nullptr) \ |
| 66 | { \ |
| 67 | PyErr_SetString (PyExc_RuntimeError, \ |
| 68 | _("Program space no longer exists.")); \ |
| 69 | return NULL; \ |
| 70 | } \ |
| 71 | } while (0) |
| 72 | |
| 73 | /* An Objfile method which returns the objfile's file name, or None. */ |
| 74 | |
| 75 | static PyObject * |
| 76 | pspy_get_filename (PyObject *self, void *closure) |
| 77 | { |
| 78 | pspace_object *obj = (pspace_object *) self; |
| 79 | |
| 80 | if (obj->pspace) |
| 81 | { |
| 82 | struct objfile *objfile = obj->pspace->symfile_object_file; |
| 83 | |
| 84 | if (objfile) |
| 85 | return (host_string_to_python_string (objfile_name (objfile)) |
| 86 | .release ()); |
| 87 | } |
| 88 | Py_RETURN_NONE; |
| 89 | } |
| 90 | |
| 91 | static void |
| 92 | pspy_dealloc (PyObject *self) |
| 93 | { |
| 94 | pspace_object *ps_self = (pspace_object *) self; |
| 95 | |
| 96 | Py_XDECREF (ps_self->dict); |
| 97 | Py_XDECREF (ps_self->printers); |
| 98 | Py_XDECREF (ps_self->frame_filters); |
| 99 | Py_XDECREF (ps_self->frame_unwinders); |
| 100 | Py_XDECREF (ps_self->type_printers); |
| 101 | Py_XDECREF (ps_self->xmethods); |
| 102 | Py_TYPE (self)->tp_free (self); |
| 103 | } |
| 104 | |
| 105 | /* Initialize a pspace_object. |
| 106 | The result is a boolean indicating success. */ |
| 107 | |
| 108 | static int |
| 109 | pspy_initialize (pspace_object *self) |
| 110 | { |
| 111 | self->pspace = NULL; |
| 112 | |
| 113 | self->dict = PyDict_New (); |
| 114 | if (self->dict == NULL) |
| 115 | return 0; |
| 116 | |
| 117 | self->printers = PyList_New (0); |
| 118 | if (self->printers == NULL) |
| 119 | return 0; |
| 120 | |
| 121 | self->frame_filters = PyDict_New (); |
| 122 | if (self->frame_filters == NULL) |
| 123 | return 0; |
| 124 | |
| 125 | self->frame_unwinders = PyList_New (0); |
| 126 | if (self->frame_unwinders == NULL) |
| 127 | return 0; |
| 128 | |
| 129 | self->type_printers = PyList_New (0); |
| 130 | if (self->type_printers == NULL) |
| 131 | return 0; |
| 132 | |
| 133 | self->xmethods = PyList_New (0); |
| 134 | if (self->xmethods == NULL) |
| 135 | return 0; |
| 136 | |
| 137 | return 1; |
| 138 | } |
| 139 | |
| 140 | static PyObject * |
| 141 | pspy_new (PyTypeObject *type, PyObject *args, PyObject *keywords) |
| 142 | { |
| 143 | gdbpy_ref<pspace_object> self ((pspace_object *) type->tp_alloc (type, 0)); |
| 144 | |
| 145 | if (self != NULL) |
| 146 | { |
| 147 | if (!pspy_initialize (self.get ())) |
| 148 | return NULL; |
| 149 | } |
| 150 | |
| 151 | return (PyObject *) self.release (); |
| 152 | } |
| 153 | |
| 154 | PyObject * |
| 155 | pspy_get_printers (PyObject *o, void *ignore) |
| 156 | { |
| 157 | pspace_object *self = (pspace_object *) o; |
| 158 | |
| 159 | Py_INCREF (self->printers); |
| 160 | return self->printers; |
| 161 | } |
| 162 | |
| 163 | static int |
| 164 | pspy_set_printers (PyObject *o, PyObject *value, void *ignore) |
| 165 | { |
| 166 | pspace_object *self = (pspace_object *) o; |
| 167 | |
| 168 | if (! value) |
| 169 | { |
| 170 | PyErr_SetString (PyExc_TypeError, |
| 171 | "cannot delete the pretty_printers attribute"); |
| 172 | return -1; |
| 173 | } |
| 174 | |
| 175 | if (! PyList_Check (value)) |
| 176 | { |
| 177 | PyErr_SetString (PyExc_TypeError, |
| 178 | "the pretty_printers attribute must be a list"); |
| 179 | return -1; |
| 180 | } |
| 181 | |
| 182 | /* Take care in case the LHS and RHS are related somehow. */ |
| 183 | gdbpy_ref<> tmp (self->printers); |
| 184 | Py_INCREF (value); |
| 185 | self->printers = value; |
| 186 | |
| 187 | return 0; |
| 188 | } |
| 189 | |
| 190 | /* Return the Python dictionary attribute containing frame filters for |
| 191 | this program space. */ |
| 192 | PyObject * |
| 193 | pspy_get_frame_filters (PyObject *o, void *ignore) |
| 194 | { |
| 195 | pspace_object *self = (pspace_object *) o; |
| 196 | |
| 197 | Py_INCREF (self->frame_filters); |
| 198 | return self->frame_filters; |
| 199 | } |
| 200 | |
| 201 | /* Set this object file's frame filters dictionary to FILTERS. */ |
| 202 | static int |
| 203 | pspy_set_frame_filters (PyObject *o, PyObject *frame, void *ignore) |
| 204 | { |
| 205 | pspace_object *self = (pspace_object *) o; |
| 206 | |
| 207 | if (! frame) |
| 208 | { |
| 209 | PyErr_SetString (PyExc_TypeError, |
| 210 | "cannot delete the frame filter attribute"); |
| 211 | return -1; |
| 212 | } |
| 213 | |
| 214 | if (! PyDict_Check (frame)) |
| 215 | { |
| 216 | PyErr_SetString (PyExc_TypeError, |
| 217 | "the frame filter attribute must be a dictionary"); |
| 218 | return -1; |
| 219 | } |
| 220 | |
| 221 | /* Take care in case the LHS and RHS are related somehow. */ |
| 222 | gdbpy_ref<> tmp (self->frame_filters); |
| 223 | Py_INCREF (frame); |
| 224 | self->frame_filters = frame; |
| 225 | |
| 226 | return 0; |
| 227 | } |
| 228 | |
| 229 | /* Return the list of the frame unwinders for this program space. */ |
| 230 | |
| 231 | PyObject * |
| 232 | pspy_get_frame_unwinders (PyObject *o, void *ignore) |
| 233 | { |
| 234 | pspace_object *self = (pspace_object *) o; |
| 235 | |
| 236 | Py_INCREF (self->frame_unwinders); |
| 237 | return self->frame_unwinders; |
| 238 | } |
| 239 | |
| 240 | /* Set this program space's list of the unwinders to UNWINDERS. */ |
| 241 | |
| 242 | static int |
| 243 | pspy_set_frame_unwinders (PyObject *o, PyObject *unwinders, void *ignore) |
| 244 | { |
| 245 | pspace_object *self = (pspace_object *) o; |
| 246 | |
| 247 | if (!unwinders) |
| 248 | { |
| 249 | PyErr_SetString (PyExc_TypeError, |
| 250 | "cannot delete the frame unwinders list"); |
| 251 | return -1; |
| 252 | } |
| 253 | |
| 254 | if (!PyList_Check (unwinders)) |
| 255 | { |
| 256 | PyErr_SetString (PyExc_TypeError, |
| 257 | "the frame unwinders attribute must be a list"); |
| 258 | return -1; |
| 259 | } |
| 260 | |
| 261 | /* Take care in case the LHS and RHS are related somehow. */ |
| 262 | gdbpy_ref<> tmp (self->frame_unwinders); |
| 263 | Py_INCREF (unwinders); |
| 264 | self->frame_unwinders = unwinders; |
| 265 | |
| 266 | return 0; |
| 267 | } |
| 268 | |
| 269 | /* Get the 'type_printers' attribute. */ |
| 270 | |
| 271 | static PyObject * |
| 272 | pspy_get_type_printers (PyObject *o, void *ignore) |
| 273 | { |
| 274 | pspace_object *self = (pspace_object *) o; |
| 275 | |
| 276 | Py_INCREF (self->type_printers); |
| 277 | return self->type_printers; |
| 278 | } |
| 279 | |
| 280 | /* Get the 'xmethods' attribute. */ |
| 281 | |
| 282 | PyObject * |
| 283 | pspy_get_xmethods (PyObject *o, void *ignore) |
| 284 | { |
| 285 | pspace_object *self = (pspace_object *) o; |
| 286 | |
| 287 | Py_INCREF (self->xmethods); |
| 288 | return self->xmethods; |
| 289 | } |
| 290 | |
| 291 | /* Set the 'type_printers' attribute. */ |
| 292 | |
| 293 | static int |
| 294 | pspy_set_type_printers (PyObject *o, PyObject *value, void *ignore) |
| 295 | { |
| 296 | pspace_object *self = (pspace_object *) o; |
| 297 | |
| 298 | if (! value) |
| 299 | { |
| 300 | PyErr_SetString (PyExc_TypeError, |
| 301 | "cannot delete the type_printers attribute"); |
| 302 | return -1; |
| 303 | } |
| 304 | |
| 305 | if (! PyList_Check (value)) |
| 306 | { |
| 307 | PyErr_SetString (PyExc_TypeError, |
| 308 | "the type_printers attribute must be a list"); |
| 309 | return -1; |
| 310 | } |
| 311 | |
| 312 | /* Take care in case the LHS and RHS are related somehow. */ |
| 313 | gdbpy_ref<> tmp (self->type_printers); |
| 314 | Py_INCREF (value); |
| 315 | self->type_printers = value; |
| 316 | |
| 317 | return 0; |
| 318 | } |
| 319 | |
| 320 | /* Implement the objfiles method. */ |
| 321 | |
| 322 | static PyObject * |
| 323 | pspy_get_objfiles (PyObject *self_, PyObject *args) |
| 324 | { |
| 325 | pspace_object *self = (pspace_object *) self_; |
| 326 | |
| 327 | PSPY_REQUIRE_VALID (self); |
| 328 | |
| 329 | gdbpy_ref<> list (PyList_New (0)); |
| 330 | if (list == NULL) |
| 331 | return NULL; |
| 332 | |
| 333 | if (self->pspace != NULL) |
| 334 | { |
| 335 | for (objfile *objf : self->pspace->objfiles ()) |
| 336 | { |
| 337 | gdbpy_ref<> item = objfile_to_objfile_object (objf); |
| 338 | |
| 339 | if (item == nullptr |
| 340 | || PyList_Append (list.get (), item.get ()) == -1) |
| 341 | return NULL; |
| 342 | } |
| 343 | } |
| 344 | |
| 345 | return list.release (); |
| 346 | } |
| 347 | |
| 348 | /* Implementation of solib_name (Long) -> String. |
| 349 | Returns the name of the shared library holding a given address, or None. */ |
| 350 | |
| 351 | static PyObject * |
| 352 | pspy_solib_name (PyObject *o, PyObject *args) |
| 353 | { |
| 354 | char *soname; |
| 355 | gdb_py_ulongest pc; |
| 356 | pspace_object *self = (pspace_object *) o; |
| 357 | |
| 358 | PSPY_REQUIRE_VALID (self); |
| 359 | |
| 360 | if (!PyArg_ParseTuple (args, GDB_PY_LLU_ARG, &pc)) |
| 361 | return NULL; |
| 362 | |
| 363 | soname = solib_name_from_address (self->pspace, pc); |
| 364 | if (soname == nullptr) |
| 365 | Py_RETURN_NONE; |
| 366 | return host_string_to_python_string (soname).release (); |
| 367 | } |
| 368 | |
| 369 | /* Return the innermost lexical block containing the specified pc value, |
| 370 | or 0 if there is none. */ |
| 371 | static PyObject * |
| 372 | pspy_block_for_pc (PyObject *o, PyObject *args) |
| 373 | { |
| 374 | pspace_object *self = (pspace_object *) o; |
| 375 | gdb_py_ulongest pc; |
| 376 | const struct block *block = NULL; |
| 377 | struct compunit_symtab *cust = NULL; |
| 378 | |
| 379 | PSPY_REQUIRE_VALID (self); |
| 380 | |
| 381 | if (!PyArg_ParseTuple (args, GDB_PY_LLU_ARG, &pc)) |
| 382 | return NULL; |
| 383 | |
| 384 | try |
| 385 | { |
| 386 | scoped_restore_current_program_space saver; |
| 387 | |
| 388 | set_current_program_space (self->pspace); |
| 389 | cust = find_pc_compunit_symtab (pc); |
| 390 | |
| 391 | if (cust != NULL && COMPUNIT_OBJFILE (cust) != NULL) |
| 392 | block = block_for_pc (pc); |
| 393 | } |
| 394 | catch (const gdb_exception &except) |
| 395 | { |
| 396 | GDB_PY_HANDLE_EXCEPTION (except); |
| 397 | } |
| 398 | |
| 399 | if (cust == NULL || COMPUNIT_OBJFILE (cust) == NULL) |
| 400 | Py_RETURN_NONE; |
| 401 | |
| 402 | if (block) |
| 403 | return block_to_block_object (block, COMPUNIT_OBJFILE (cust)); |
| 404 | |
| 405 | Py_RETURN_NONE; |
| 406 | } |
| 407 | |
| 408 | /* Implementation of the find_pc_line function. |
| 409 | Returns the gdb.Symtab_and_line object corresponding to a PC value. */ |
| 410 | |
| 411 | static PyObject * |
| 412 | pspy_find_pc_line (PyObject *o, PyObject *args) |
| 413 | { |
| 414 | gdb_py_ulongest pc_llu; |
| 415 | PyObject *result = NULL; /* init for gcc -Wall */ |
| 416 | pspace_object *self = (pspace_object *) o; |
| 417 | |
| 418 | PSPY_REQUIRE_VALID (self); |
| 419 | |
| 420 | if (!PyArg_ParseTuple (args, GDB_PY_LLU_ARG, &pc_llu)) |
| 421 | return NULL; |
| 422 | |
| 423 | try |
| 424 | { |
| 425 | struct symtab_and_line sal; |
| 426 | CORE_ADDR pc; |
| 427 | scoped_restore_current_program_space saver; |
| 428 | |
| 429 | set_current_program_space (self->pspace); |
| 430 | |
| 431 | pc = (CORE_ADDR) pc_llu; |
| 432 | sal = find_pc_line (pc, 0); |
| 433 | result = symtab_and_line_to_sal_object (sal); |
| 434 | } |
| 435 | catch (const gdb_exception &except) |
| 436 | { |
| 437 | GDB_PY_HANDLE_EXCEPTION (except); |
| 438 | } |
| 439 | |
| 440 | return result; |
| 441 | } |
| 442 | |
| 443 | /* Implementation of is_valid (self) -> Boolean. |
| 444 | Returns True if this program space still exists in GDB. */ |
| 445 | |
| 446 | static PyObject * |
| 447 | pspy_is_valid (PyObject *o, PyObject *args) |
| 448 | { |
| 449 | pspace_object *self = (pspace_object *) o; |
| 450 | |
| 451 | if (self->pspace == NULL) |
| 452 | Py_RETURN_FALSE; |
| 453 | |
| 454 | Py_RETURN_TRUE; |
| 455 | } |
| 456 | |
| 457 | \f |
| 458 | |
| 459 | /* Clear the PSPACE pointer in a Pspace object and remove the reference. */ |
| 460 | |
| 461 | static void |
| 462 | py_free_pspace (struct program_space *pspace, void *datum) |
| 463 | { |
| 464 | /* This is a fiction, but we're in a nasty spot: The pspace is in the |
| 465 | process of being deleted, we can't rely on anything in it. Plus |
| 466 | this is one time when the current program space and current inferior |
| 467 | are not in sync: All inferiors that use PSPACE may no longer exist. |
| 468 | We don't need to do much here, and since "there is always an inferior" |
| 469 | using target_gdbarch suffices. |
| 470 | Note: We cannot call get_current_arch because it may try to access |
| 471 | the target, which may involve accessing data in the pspace currently |
| 472 | being deleted. */ |
| 473 | struct gdbarch *arch = target_gdbarch (); |
| 474 | |
| 475 | gdbpy_enter enter_py (arch, current_language); |
| 476 | gdbpy_ref<pspace_object> object ((pspace_object *) datum); |
| 477 | object->pspace = NULL; |
| 478 | } |
| 479 | |
| 480 | /* Return a new reference to the Python object of type Pspace |
| 481 | representing PSPACE. If the object has already been created, |
| 482 | return it. Otherwise, create it. Return NULL and set the Python |
| 483 | error on failure. */ |
| 484 | |
| 485 | gdbpy_ref<> |
| 486 | pspace_to_pspace_object (struct program_space *pspace) |
| 487 | { |
| 488 | PyObject *result |
| 489 | ((PyObject *) program_space_data (pspace, pspy_pspace_data_key)); |
| 490 | if (result == NULL) |
| 491 | { |
| 492 | gdbpy_ref<pspace_object> object |
| 493 | ((pspace_object *) PyObject_New (pspace_object, &pspace_object_type)); |
| 494 | if (object == NULL) |
| 495 | return NULL; |
| 496 | if (!pspy_initialize (object.get ())) |
| 497 | return NULL; |
| 498 | |
| 499 | object->pspace = pspace; |
| 500 | set_program_space_data (pspace, pspy_pspace_data_key, object.get ()); |
| 501 | result = (PyObject *) object.release (); |
| 502 | } |
| 503 | |
| 504 | return gdbpy_ref<>::new_reference (result); |
| 505 | } |
| 506 | |
| 507 | int |
| 508 | gdbpy_initialize_pspace (void) |
| 509 | { |
| 510 | pspy_pspace_data_key |
| 511 | = register_program_space_data_with_cleanup (NULL, py_free_pspace); |
| 512 | |
| 513 | if (PyType_Ready (&pspace_object_type) < 0) |
| 514 | return -1; |
| 515 | |
| 516 | return gdb_pymodule_addobject (gdb_module, "Progspace", |
| 517 | (PyObject *) &pspace_object_type); |
| 518 | } |
| 519 | |
| 520 | \f |
| 521 | |
| 522 | static gdb_PyGetSetDef pspace_getset[] = |
| 523 | { |
| 524 | { "__dict__", gdb_py_generic_dict, NULL, |
| 525 | "The __dict__ for this progspace.", &pspace_object_type }, |
| 526 | { "filename", pspy_get_filename, NULL, |
| 527 | "The progspace's main filename, or None.", NULL }, |
| 528 | { "pretty_printers", pspy_get_printers, pspy_set_printers, |
| 529 | "Pretty printers.", NULL }, |
| 530 | { "frame_filters", pspy_get_frame_filters, pspy_set_frame_filters, |
| 531 | "Frame filters.", NULL }, |
| 532 | { "frame_unwinders", pspy_get_frame_unwinders, pspy_set_frame_unwinders, |
| 533 | "Frame unwinders.", NULL }, |
| 534 | { "type_printers", pspy_get_type_printers, pspy_set_type_printers, |
| 535 | "Type printers.", NULL }, |
| 536 | { "xmethods", pspy_get_xmethods, NULL, |
| 537 | "Debug methods.", NULL }, |
| 538 | { NULL } |
| 539 | }; |
| 540 | |
| 541 | static PyMethodDef progspace_object_methods[] = |
| 542 | { |
| 543 | { "objfiles", pspy_get_objfiles, METH_NOARGS, |
| 544 | "Return a sequence of objfiles associated to this program space." }, |
| 545 | { "solib_name", pspy_solib_name, METH_VARARGS, |
| 546 | "solib_name (Long) -> String.\n\ |
| 547 | Return the name of the shared library holding a given address, or None." }, |
| 548 | { "block_for_pc", pspy_block_for_pc, METH_VARARGS, |
| 549 | "Return the block containing the given pc value, or None." }, |
| 550 | { "find_pc_line", pspy_find_pc_line, METH_VARARGS, |
| 551 | "find_pc_line (pc) -> Symtab_and_line.\n\ |
| 552 | Return the gdb.Symtab_and_line object corresponding to the pc value." }, |
| 553 | { "is_valid", pspy_is_valid, METH_NOARGS, |
| 554 | "is_valid () -> Boolean.\n\ |
| 555 | Return true if this program space is valid, false if not." }, |
| 556 | { NULL } |
| 557 | }; |
| 558 | |
| 559 | PyTypeObject pspace_object_type = |
| 560 | { |
| 561 | PyVarObject_HEAD_INIT (NULL, 0) |
| 562 | "gdb.Progspace", /*tp_name*/ |
| 563 | sizeof (pspace_object), /*tp_basicsize*/ |
| 564 | 0, /*tp_itemsize*/ |
| 565 | pspy_dealloc, /*tp_dealloc*/ |
| 566 | 0, /*tp_print*/ |
| 567 | 0, /*tp_getattr*/ |
| 568 | 0, /*tp_setattr*/ |
| 569 | 0, /*tp_compare*/ |
| 570 | 0, /*tp_repr*/ |
| 571 | 0, /*tp_as_number*/ |
| 572 | 0, /*tp_as_sequence*/ |
| 573 | 0, /*tp_as_mapping*/ |
| 574 | 0, /*tp_hash */ |
| 575 | 0, /*tp_call*/ |
| 576 | 0, /*tp_str*/ |
| 577 | 0, /*tp_getattro*/ |
| 578 | 0, /*tp_setattro*/ |
| 579 | 0, /*tp_as_buffer*/ |
| 580 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ |
| 581 | "GDB progspace object", /* tp_doc */ |
| 582 | 0, /* tp_traverse */ |
| 583 | 0, /* tp_clear */ |
| 584 | 0, /* tp_richcompare */ |
| 585 | 0, /* tp_weaklistoffset */ |
| 586 | 0, /* tp_iter */ |
| 587 | 0, /* tp_iternext */ |
| 588 | progspace_object_methods, /* tp_methods */ |
| 589 | 0, /* tp_members */ |
| 590 | pspace_getset, /* tp_getset */ |
| 591 | 0, /* tp_base */ |
| 592 | 0, /* tp_dict */ |
| 593 | 0, /* tp_descr_get */ |
| 594 | 0, /* tp_descr_set */ |
| 595 | offsetof (pspace_object, dict), /* tp_dictoffset */ |
| 596 | 0, /* tp_init */ |
| 597 | 0, /* tp_alloc */ |
| 598 | pspy_new, /* tp_new */ |
| 599 | }; |