1 /* Gdb/Python header for private use by Python module.
3 Copyright (C) 2008-2018 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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/>. */
20 #ifndef GDB_PYTHON_INTERNAL_H
21 #define GDB_PYTHON_INTERNAL_H
23 #include "extension.h"
24 #include "extension-priv.h"
26 /* These WITH_* macros are defined by the CPython API checker that
27 comes with the Python plugin for GCC. See:
28 https://gcc-python-plugin.readthedocs.org/en/latest/cpychecker.html
29 The checker defines a WITH_ macro for each attribute it
32 #ifdef WITH_CPYCHECKER_RETURNS_BORROWED_REF_ATTRIBUTE
33 #define CPYCHECKER_RETURNS_BORROWED_REF \
34 __attribute__ ((cpychecker_returns_borrowed_ref))
36 #define CPYCHECKER_RETURNS_BORROWED_REF
39 #ifdef WITH_CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF_ATTRIBUTE
40 #define CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF(ARG) \
41 __attribute__ ((cpychecker_type_object_for_typedef (ARG)))
43 #define CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF(ARG)
46 #ifdef WITH_CPYCHECKER_STEALS_REFERENCE_TO_ARG_ATTRIBUTE
47 #define CPYCHECKER_STEALS_REFERENCE_TO_ARG(n) \
48 __attribute__ ((cpychecker_steals_reference_to_arg (n)))
50 #define CPYCHECKER_STEALS_REFERENCE_TO_ARG(n)
53 #ifdef WITH_CPYCHECKER_SETS_EXCEPTION_ATTRIBUTE
54 #define CPYCHECKER_SETS_EXCEPTION __attribute__ ((cpychecker_sets_exception))
56 #define CPYCHECKER_SETS_EXCEPTION
59 #ifdef WITH_CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION_ATTRIBUTE
60 #define CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION \
61 __attribute__ ((cpychecker_negative_result_sets_exception))
63 #define CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
66 /* Python 2.4 doesn't include stdint.h soon enough to get {u,}intptr_t
67 needed by pyport.h. */
68 /* /usr/include/features.h on linux systems will define _POSIX_C_SOURCE
69 if it sees _GNU_SOURCE (which config.h will define).
70 pyconfig.h defines _POSIX_C_SOURCE to a different value than
71 /usr/include/features.h does causing compilation to fail.
72 To work around this, undef _POSIX_C_SOURCE before we include Python.h.
74 Same problem with _XOPEN_SOURCE. */
75 #undef _POSIX_C_SOURCE
78 /* On sparc-solaris, /usr/include/sys/feature_tests.h defines
79 _FILE_OFFSET_BITS, which pyconfig.h also defines. Same work
80 around technique as above. */
81 #undef _FILE_OFFSET_BITS
83 /* A kludge to avoid redefinition of snprintf on Windows by pyerrors.h. */
84 #if defined(_WIN32) && defined(HAVE_DECL_SNPRINTF)
85 #define HAVE_SNPRINTF 1
88 /* Another kludge to avoid compilation errors because MinGW defines
89 'hypot' to '_hypot', but the C++ headers says "using ::hypot". */
94 /* Request clean size types from Python. */
95 #define PY_SSIZE_T_CLEAN
97 /* Include the Python header files using angle brackets rather than
98 double quotes. On case-insensitive filesystems, this prevents us
99 from including our python/python.h header file. */
101 #include <frameobject.h>
103 #if PY_MAJOR_VERSION >= 3
108 #define Py_TPFLAGS_HAVE_ITER 0
109 #define Py_TPFLAGS_CHECKTYPES 0
111 #define PyInt_Check PyLong_Check
112 #define PyInt_FromLong PyLong_FromLong
113 #define PyInt_FromSsize_t PyLong_FromSsize_t
114 #define PyInt_AsLong PyLong_AsLong
115 #define PyInt_AsSsize_t PyLong_AsSsize_t
117 #define PyString_FromString PyUnicode_FromString
118 #define PyString_Decode PyUnicode_Decode
119 #define PyString_FromFormat PyUnicode_FromFormat
120 #define PyString_Check PyUnicode_Check
123 #if HAVE_LIBPYTHON2_4
124 /* Py_ssize_t is not defined until 2.5.
125 Logical type for Py_ssize_t is Py_intptr_t, but that fails in 64-bit
126 compilation due to several apparent mistakes in python2.4 API, so we
127 use 'int' instead. */
128 typedef int Py_ssize_t
;
131 #ifndef PyVarObject_HEAD_INIT
132 /* Python 2.4 does not define PyVarObject_HEAD_INIT. */
133 #define PyVarObject_HEAD_INIT(type, size) \
134 PyObject_HEAD_INIT(type) size,
139 /* Python 2.4 does not define Py_TYPE. */
140 #define Py_TYPE(ob) (((PyObject*)(ob))->ob_type)
143 /* If Python.h does not define WITH_THREAD, then the various
144 GIL-related functions will not be defined. However,
145 PyGILState_STATE will be. */
147 #define PyGILState_Ensure() ((PyGILState_STATE) 0)
148 #define PyGILState_Release(ARG) ((void)(ARG))
149 #define PyEval_InitThreads()
150 #define PyThreadState_Swap(ARG) ((void)(ARG))
151 #define PyEval_ReleaseLock()
154 /* Python supplies HAVE_LONG_LONG and some `long long' support when it
155 is available. These defines let us handle the differences more
157 #ifdef HAVE_LONG_LONG
159 #define GDB_PY_LL_ARG "L"
160 #define GDB_PY_LLU_ARG "K"
161 typedef PY_LONG_LONG gdb_py_longest
;
162 typedef unsigned PY_LONG_LONG gdb_py_ulongest
;
163 #define gdb_py_long_from_longest PyLong_FromLongLong
164 #define gdb_py_long_from_ulongest PyLong_FromUnsignedLongLong
165 #define gdb_py_long_as_ulongest PyLong_AsUnsignedLongLong
167 #else /* HAVE_LONG_LONG */
169 #define GDB_PY_LL_ARG "L"
170 #define GDB_PY_LLU_ARG "K"
171 typedef long gdb_py_longest
;
172 typedef unsigned long gdb_py_ulongest
;
173 #define gdb_py_long_from_longest PyLong_FromLong
174 #define gdb_py_long_from_ulongest PyLong_FromUnsignedLong
175 #define gdb_py_long_as_ulongest PyLong_AsUnsignedLong
177 #endif /* HAVE_LONG_LONG */
179 #if PY_VERSION_HEX < 0x03020000
180 typedef long Py_hash_t
;
183 /* PyMem_RawMalloc appeared in Python 3.4. For earlier versions, we can just
184 fall back to PyMem_Malloc. */
186 #if PY_VERSION_HEX < 0x03040000
187 #define PyMem_RawMalloc PyMem_Malloc
190 /* Python 2.6 did not wrap Py_DECREF in 'do {...} while (0)', leading
191 to 'suggest explicit braces to avoid ambiguous ‘else’' gcc errors.
192 Wrap it ourselves, so that callers don't need to care. */
195 gdb_Py_DECREF (void *op
) /* ARI: editCase function */
197 /* ... and Python 2.4 didn't cast OP to PyObject pointer on the
198 '(op)->ob_refcnt' references within the macro. Cast it ourselves
200 Py_DECREF ((PyObject
*) op
);
204 #define Py_DECREF(op) gdb_Py_DECREF (op)
206 /* The second argument to PyObject_GetAttrString was missing the 'const'
207 qualifier in Python-2.4. Hence, we wrap it in a function to avoid errors
208 when compiled with -Werror. */
210 static inline PyObject
*
211 gdb_PyObject_GetAttrString (PyObject
*obj
,
212 const char *attr
) /* ARI: editCase function */
214 return PyObject_GetAttrString (obj
, (char *) attr
);
217 #define PyObject_GetAttrString(obj, attr) gdb_PyObject_GetAttrString (obj, attr)
219 /* The second argument to PyObject_HasAttrString was also missing the 'const'
220 qualifier in Python-2.4. Hence, we wrap it also in a function to avoid
221 errors when compiled with -Werror. */
224 gdb_PyObject_HasAttrString (PyObject
*obj
,
225 const char *attr
) /* ARI: editCase function */
227 return PyObject_HasAttrString (obj
, (char *) attr
);
230 #define PyObject_HasAttrString(obj, attr) gdb_PyObject_HasAttrString (obj, attr)
232 /* PyObject_CallMethod's 'method' and 'format' parameters were missing
233 the 'const' qualifier before Python 3.4. Hence, we wrap the
234 function in our own version to avoid errors with string literals.
235 Note, this is a variadic template because PyObject_CallMethod is a
236 varargs function and Python doesn't have a "PyObject_VaCallMethod"
237 variant taking a va_list that we could defer to instead. */
239 template<typename
... Args
>
240 static inline PyObject
*
241 gdb_PyObject_CallMethod (PyObject
*o
, const char *method
, const char *format
,
242 Args
... args
) /* ARI: editCase function */
244 return PyObject_CallMethod (o
,
245 const_cast<char *> (method
),
246 const_cast<char *> (format
),
250 #undef PyObject_CallMethod
251 #define PyObject_CallMethod gdb_PyObject_CallMethod
253 /* The 'name' parameter of PyErr_NewException was missing the 'const'
254 qualifier in Python <= 3.4. Hence, we wrap it in a function to
255 avoid errors when compiled with -Werror. */
257 static inline PyObject
*
258 gdb_PyErr_NewException (const char *name
, PyObject
*base
, PyObject
*dict
)
260 return PyErr_NewException (const_cast<char *> (name
), base
, dict
);
263 #define PyErr_NewException gdb_PyErr_NewException
265 /* PySys_GetObject's 'name' parameter was missing the 'const'
266 qualifier before Python 3.4. Hence, we wrap it in a function to
267 avoid errors when compiled with -Werror. */
269 static inline PyObject
*
270 gdb_PySys_GetObject (const char *name
)
272 return PySys_GetObject (const_cast<char *> (name
));
275 #define PySys_GetObject gdb_PySys_GetObject
277 /* PySys_SetPath's 'path' parameter was missing the 'const' qualifier
278 before Python 3.6. Hence, we wrap it in a function to avoid errors
279 when compiled with -Werror. */
282 # define GDB_PYSYS_SETPATH_CHAR wchar_t
284 # define GDB_PYSYS_SETPATH_CHAR char
288 gdb_PySys_SetPath (const GDB_PYSYS_SETPATH_CHAR
*path
)
290 PySys_SetPath (const_cast<GDB_PYSYS_SETPATH_CHAR
*> (path
));
293 #define PySys_SetPath gdb_PySys_SetPath
295 /* Wrap PyGetSetDef to allow convenient construction with string
296 literals. Unfortunately, PyGetSetDef's 'name' and 'doc' members
297 are 'char *' instead of 'const char *', meaning that in order to
298 list-initialize PyGetSetDef arrays with string literals (and
299 without the wrapping below) would require writing explicit 'char *'
300 casts. Instead, we extend PyGetSetDef and add constexpr
301 constructors that accept const 'name' and 'doc', hiding the ugly
302 casts here in a single place. */
304 struct gdb_PyGetSetDef
: PyGetSetDef
306 constexpr gdb_PyGetSetDef (const char *name_
, getter get_
, setter set_
,
307 const char *doc_
, void *closure_
)
308 : PyGetSetDef
{const_cast<char *> (name_
), get_
, set_
,
309 const_cast<char *> (doc_
), closure_
}
312 /* Alternative constructor that allows omitting the closure in list
314 constexpr gdb_PyGetSetDef (const char *name_
, getter get_
, setter set_
,
316 : gdb_PyGetSetDef
{name_
, get_
, set_
, doc_
, NULL
}
319 /* Constructor for the sentinel entries. */
320 constexpr gdb_PyGetSetDef (std::nullptr_t
)
321 : gdb_PyGetSetDef
{NULL
, NULL
, NULL
, NULL
, NULL
}
325 /* The 'keywords' parameter of PyArg_ParseTupleAndKeywords has type
326 'char **'. However, string literals are const in C++, and so to
327 avoid casting at every keyword array definition, we'll need to make
328 the keywords array an array of 'const char *'. To avoid having all
329 callers add a 'const_cast<char **>' themselves when passing such an
330 array through 'char **', we define our own version of
331 PyArg_ParseTupleAndKeywords here with a corresponding 'keywords'
332 parameter type that does the cast in a single place. (This is not
333 an overload of PyArg_ParseTupleAndKeywords in order to make it
334 clearer that we're calling our own function instead of a function
335 that exists in some newer Python version.) */
338 gdb_PyArg_ParseTupleAndKeywords (PyObject
*args
, PyObject
*kw
,
339 const char *format
, const char **keywords
, ...)
344 va_start (ap
, keywords
);
345 res
= PyArg_VaParseTupleAndKeywords (args
, kw
, format
,
346 const_cast<char **> (keywords
),
353 /* In order to be able to parse symtab_and_line_to_sal_object function
354 a real symtab_and_line structure is needed. */
357 /* Also needed to parse enum var_types. */
359 #include "breakpoint.h"
361 enum gdbpy_iter_kind
{ iter_keys
, iter_values
, iter_items
};
365 struct language_defn
;
366 struct program_space
;
370 extern int gdb_python_initialized
;
372 extern PyObject
*gdb_module
;
373 extern PyObject
*gdb_python_module
;
374 extern PyTypeObject value_object_type
375 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("value_object");
376 extern PyTypeObject block_object_type
377 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF("block_object");
378 extern PyTypeObject symbol_object_type
379 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("symbol_object");
380 extern PyTypeObject event_object_type
381 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object");
382 extern PyTypeObject breakpoint_object_type
383 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("breakpoint_object");
384 extern PyTypeObject frame_object_type
385 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("frame_object");
386 extern PyTypeObject thread_object_type
387 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("thread_object");
389 typedef struct gdbpy_breakpoint_object
393 /* The breakpoint number according to gdb. */
396 /* The gdb breakpoint object, or NULL if the breakpoint has been
398 struct breakpoint
*bp
;
400 /* 1 is this is a FinishBreakpoint object, 0 otherwise. */
402 } gdbpy_breakpoint_object
;
404 /* Require that BREAKPOINT be a valid breakpoint ID; throw a Python
405 exception if it is invalid. */
406 #define BPPY_REQUIRE_VALID(Breakpoint) \
408 if ((Breakpoint)->bp == NULL) \
409 return PyErr_Format (PyExc_RuntimeError, \
410 _("Breakpoint %d is invalid."), \
411 (Breakpoint)->number); \
414 /* Require that BREAKPOINT be a valid breakpoint ID; throw a Python
415 exception if it is invalid. This macro is for use in setter functions. */
416 #define BPPY_SET_REQUIRE_VALID(Breakpoint) \
418 if ((Breakpoint)->bp == NULL) \
420 PyErr_Format (PyExc_RuntimeError, _("Breakpoint %d is invalid."), \
421 (Breakpoint)->number); \
427 /* Variables used to pass information between the Breakpoint
428 constructor and the breakpoint-created hook function. */
429 extern gdbpy_breakpoint_object
*bppy_pending_object
;
436 /* The thread we represent. */
437 struct thread_info
*thread
;
439 /* The Inferior object to which this thread belongs. */
443 extern struct cmd_list_element
*set_python_list
;
444 extern struct cmd_list_element
*show_python_list
;
446 /* extension_language_script_ops "methods". */
448 extern int gdbpy_auto_load_enabled (const struct extension_language_defn
*);
450 /* extension_language_ops "methods". */
452 extern enum ext_lang_rc gdbpy_apply_val_pretty_printer
453 (const struct extension_language_defn
*,
455 LONGEST embedded_offset
, CORE_ADDR address
,
456 struct ui_file
*stream
, int recurse
,
458 const struct value_print_options
*options
,
459 const struct language_defn
*language
);
460 extern enum ext_lang_bt_status gdbpy_apply_frame_filter
461 (const struct extension_language_defn
*,
462 struct frame_info
*frame
, int flags
, enum ext_lang_frame_args args_type
,
463 struct ui_out
*out
, int frame_low
, int frame_high
);
464 extern void gdbpy_preserve_values (const struct extension_language_defn
*,
465 struct objfile
*objfile
,
466 htab_t copied_types
);
467 extern enum ext_lang_bp_stop gdbpy_breakpoint_cond_says_stop
468 (const struct extension_language_defn
*, struct breakpoint
*);
469 extern int gdbpy_breakpoint_has_cond (const struct extension_language_defn
*,
470 struct breakpoint
*b
);
472 extern enum ext_lang_rc gdbpy_get_matching_xmethod_workers
473 (const struct extension_language_defn
*extlang
,
474 struct type
*obj_type
, const char *method_name
,
475 std::vector
<xmethod_worker_up
> *dm_vec
);
478 PyObject
*gdbpy_history (PyObject
*self
, PyObject
*args
);
479 PyObject
*gdbpy_breakpoints (PyObject
*, PyObject
*);
480 PyObject
*gdbpy_frame_stop_reason_string (PyObject
*, PyObject
*);
481 PyObject
*gdbpy_lookup_symbol (PyObject
*self
, PyObject
*args
, PyObject
*kw
);
482 PyObject
*gdbpy_lookup_global_symbol (PyObject
*self
, PyObject
*args
,
484 PyObject
*gdbpy_start_recording (PyObject
*self
, PyObject
*args
);
485 PyObject
*gdbpy_current_recording (PyObject
*self
, PyObject
*args
);
486 PyObject
*gdbpy_stop_recording (PyObject
*self
, PyObject
*args
);
487 PyObject
*gdbpy_newest_frame (PyObject
*self
, PyObject
*args
);
488 PyObject
*gdbpy_selected_frame (PyObject
*self
, PyObject
*args
);
489 PyObject
*gdbpy_block_for_pc (PyObject
*self
, PyObject
*args
);
490 PyObject
*gdbpy_lookup_type (PyObject
*self
, PyObject
*args
, PyObject
*kw
);
491 int gdbpy_is_field (PyObject
*obj
);
492 PyObject
*gdbpy_create_lazy_string_object (CORE_ADDR address
, long length
,
493 const char *encoding
,
495 PyObject
*gdbpy_inferiors (PyObject
*unused
, PyObject
*unused2
);
496 PyObject
*gdbpy_create_ptid_object (ptid_t ptid
);
497 PyObject
*gdbpy_selected_thread (PyObject
*self
, PyObject
*args
);
498 PyObject
*gdbpy_selected_inferior (PyObject
*self
, PyObject
*args
);
499 PyObject
*gdbpy_string_to_argv (PyObject
*self
, PyObject
*args
);
500 PyObject
*gdbpy_parameter_value (enum var_types type
, void *var
);
501 char *gdbpy_parse_command_name (const char *name
,
502 struct cmd_list_element
***base_list
,
503 struct cmd_list_element
**start_list
);
505 PyObject
*symtab_and_line_to_sal_object (struct symtab_and_line sal
);
506 PyObject
*symtab_to_symtab_object (struct symtab
*symtab
);
507 PyObject
*symbol_to_symbol_object (struct symbol
*sym
);
508 PyObject
*block_to_block_object (const struct block
*block
,
509 struct objfile
*objfile
);
510 PyObject
*value_to_value_object (struct value
*v
);
511 PyObject
*type_to_type_object (struct type
*);
512 PyObject
*frame_info_to_frame_object (struct frame_info
*frame
);
513 PyObject
*symtab_to_linetable_object (PyObject
*symtab
);
514 PyObject
*pspace_to_pspace_object (struct program_space
*)
515 CPYCHECKER_RETURNS_BORROWED_REF
;
516 PyObject
*pspy_get_printers (PyObject
*, void *);
517 PyObject
*pspy_get_frame_filters (PyObject
*, void *);
518 PyObject
*pspy_get_frame_unwinders (PyObject
*, void *);
519 PyObject
*pspy_get_xmethods (PyObject
*, void *);
521 PyObject
*objfile_to_objfile_object (struct objfile
*)
522 CPYCHECKER_RETURNS_BORROWED_REF
;
523 PyObject
*objfpy_get_printers (PyObject
*, void *);
524 PyObject
*objfpy_get_frame_filters (PyObject
*, void *);
525 PyObject
*objfpy_get_frame_unwinders (PyObject
*, void *);
526 PyObject
*objfpy_get_xmethods (PyObject
*, void *);
527 PyObject
*gdbpy_lookup_objfile (PyObject
*self
, PyObject
*args
, PyObject
*kw
);
529 PyObject
*gdbarch_to_arch_object (struct gdbarch
*gdbarch
);
531 thread_object
*create_thread_object (struct thread_info
*tp
);
532 thread_object
*find_thread_object (ptid_t ptid
)
533 CPYCHECKER_RETURNS_BORROWED_REF
;
534 PyObject
*find_inferior_object (int pid
);
535 PyObject
*inferior_to_inferior_object (struct inferior
*inferior
);
537 const struct block
*block_object_to_block (PyObject
*obj
);
538 struct symbol
*symbol_object_to_symbol (PyObject
*obj
);
539 struct value
*value_object_to_value (PyObject
*self
);
540 struct value
*convert_value_from_python (PyObject
*obj
);
541 struct type
*type_object_to_type (PyObject
*obj
);
542 struct symtab
*symtab_object_to_symtab (PyObject
*obj
);
543 struct symtab_and_line
*sal_object_to_symtab_and_line (PyObject
*obj
);
544 struct frame_info
*frame_object_to_frame_info (PyObject
*frame_obj
);
545 struct gdbarch
*arch_object_to_gdbarch (PyObject
*obj
);
547 void gdbpy_initialize_gdb_readline (void);
548 int gdbpy_initialize_auto_load (void)
549 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
550 int gdbpy_initialize_values (void)
551 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
552 int gdbpy_initialize_frames (void)
553 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
554 int gdbpy_initialize_instruction (void)
555 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
556 int gdbpy_initialize_btrace (void)
557 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
558 int gdbpy_initialize_record (void)
559 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
560 int gdbpy_initialize_symtabs (void)
561 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
562 int gdbpy_initialize_commands (void)
563 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
564 int gdbpy_initialize_symbols (void)
565 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
566 int gdbpy_initialize_symtabs (void)
567 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
568 int gdbpy_initialize_blocks (void)
569 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
570 int gdbpy_initialize_types (void)
571 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
572 int gdbpy_initialize_functions (void)
573 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
574 int gdbpy_initialize_pspace (void)
575 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
576 int gdbpy_initialize_objfile (void)
577 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
578 int gdbpy_initialize_breakpoints (void)
579 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
580 int gdbpy_initialize_finishbreakpoints (void)
581 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
582 int gdbpy_initialize_lazy_string (void)
583 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
584 int gdbpy_initialize_linetable (void)
585 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
586 int gdbpy_initialize_parameters (void)
587 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
588 int gdbpy_initialize_thread (void)
589 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
590 int gdbpy_initialize_inferior (void)
591 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
592 int gdbpy_initialize_eventregistry (void)
593 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
594 int gdbpy_initialize_event (void)
595 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
596 int gdbpy_initialize_py_events (void)
597 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
598 int gdbpy_initialize_arch (void)
599 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
600 int gdbpy_initialize_xmethods (void)
601 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
602 int gdbpy_initialize_unwind (void)
603 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
605 /* Called before entering the Python interpreter to install the
606 current language and architecture to be used for Python values.
607 Also set the active extension language for GDB so that SIGINT's
608 are directed our way, and if necessary install the right SIGINT
614 gdbpy_enter (struct gdbarch
*gdbarch
, const struct language_defn
*language
);
618 DISABLE_COPY_AND_ASSIGN (gdbpy_enter
);
622 struct active_ext_lang_state
*m_previous_active
;
623 PyGILState_STATE m_state
;
624 struct gdbarch
*m_gdbarch
;
625 const struct language_defn
*m_language
;
626 PyObject
*m_error_type
, *m_error_value
, *m_error_traceback
;
629 /* Like gdbpy_enter, but takes a varobj. This is a subclass just to
630 make constructor delegation a little nicer. */
631 class gdbpy_enter_varobj
: public gdbpy_enter
635 /* This is defined in varobj.c, where it can access varobj
637 gdbpy_enter_varobj (const struct varobj
*var
);
641 extern struct gdbarch
*python_gdbarch
;
642 extern const struct language_defn
*python_language
;
644 /* Use this after a TRY_EXCEPT to throw the appropriate Python
646 #define GDB_PY_HANDLE_EXCEPTION(Exception) \
648 if (Exception.reason < 0) \
650 gdbpy_convert_exception (Exception); \
655 /* Use this after a TRY_EXCEPT to throw the appropriate Python
656 exception. This macro is for use inside setter functions. */
657 #define GDB_PY_SET_HANDLE_EXCEPTION(Exception) \
659 if (Exception.reason < 0) \
661 gdbpy_convert_exception (Exception); \
666 int gdbpy_print_python_errors_p (void);
667 void gdbpy_print_stack (void);
669 PyObject
*python_string_to_unicode (PyObject
*obj
);
670 gdb::unique_xmalloc_ptr
<char> unicode_to_target_string (PyObject
*unicode_str
);
671 gdb::unique_xmalloc_ptr
<char> python_string_to_target_string (PyObject
*obj
);
672 PyObject
*python_string_to_target_python_string (PyObject
*obj
);
673 gdb::unique_xmalloc_ptr
<char> python_string_to_host_string (PyObject
*obj
);
674 PyObject
*host_string_to_python_string (const char *str
);
675 int gdbpy_is_string (PyObject
*obj
);
676 gdb::unique_xmalloc_ptr
<char> gdbpy_obj_to_string (PyObject
*obj
);
677 gdb::unique_xmalloc_ptr
<char> gdbpy_exception_to_string (PyObject
*ptype
,
680 int gdbpy_is_lazy_string (PyObject
*result
);
681 void gdbpy_extract_lazy_string (PyObject
*string
, CORE_ADDR
*addr
,
682 struct type
**str_type
,
684 gdb::unique_xmalloc_ptr
<char> *encoding
);
686 int gdbpy_is_value_object (PyObject
*obj
);
688 /* Note that these are declared here, and not in python.h with the
689 other pretty-printer functions, because they refer to PyObject. */
690 PyObject
*apply_varobj_pretty_printer (PyObject
*print_obj
,
691 struct value
**replacement
,
692 struct ui_file
*stream
);
693 PyObject
*gdbpy_get_varobj_pretty_printer (struct value
*value
);
694 gdb::unique_xmalloc_ptr
<char> gdbpy_get_display_hint (PyObject
*printer
);
695 PyObject
*gdbpy_default_visualizer (PyObject
*self
, PyObject
*args
);
697 void bpfinishpy_pre_stop_hook (struct gdbpy_breakpoint_object
*bp_obj
);
698 void bpfinishpy_post_stop_hook (struct gdbpy_breakpoint_object
*bp_obj
);
700 extern PyObject
*gdbpy_doc_cst
;
701 extern PyObject
*gdbpy_children_cst
;
702 extern PyObject
*gdbpy_to_string_cst
;
703 extern PyObject
*gdbpy_display_hint_cst
;
704 extern PyObject
*gdbpy_enabled_cst
;
705 extern PyObject
*gdbpy_value_cst
;
707 /* Exception types. */
708 extern PyObject
*gdbpy_gdb_error
;
709 extern PyObject
*gdbpy_gdb_memory_error
;
710 extern PyObject
*gdbpy_gdberror_exc
;
712 extern void gdbpy_convert_exception (struct gdb_exception
)
713 CPYCHECKER_SETS_EXCEPTION
;
715 int get_addr_from_python (PyObject
*obj
, CORE_ADDR
*addr
)
716 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
718 PyObject
*gdb_py_object_from_longest (LONGEST l
);
719 PyObject
*gdb_py_object_from_ulongest (ULONGEST l
);
720 int gdb_py_int_as_long (PyObject
*, long *);
722 PyObject
*gdb_py_generic_dict (PyObject
*self
, void *closure
);
724 int gdb_pymodule_addobject (PyObject
*module
, const char *name
,
726 CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
;
730 struct varobj_iter
*py_varobj_get_iterator (struct varobj
*var
,
733 #endif /* GDB_PYTHON_INTERNAL_H */