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/* Python interface to inferior events.
Copyright (C) 2009-2017 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef GDB_PY_EVENT_H
#define GDB_PY_EVENT_H
#include "py-events.h"
#include "command.h"
#include "python-internal.h"
#include "inferior.h"
#include "py-ref.h"
/* This macro creates the following functions:
gdbpy_initialize_{NAME}_event
Used to add the newly created event type to the gdb module.
and the python type data structure for the event:
struct PyTypeObject {NAME}_event_object_type
NAME is the name of the event.
PY_PATH is a string representing the module and python name of
the event.
PY_NAME a string representing what the event should be called in
python.
DOC Python documentation for the new event type
BASE the base event for this event usually just event_object_type.
*/
#define GDBPY_NEW_EVENT_TYPE(name, py_path, py_name, doc, base) \
\
PyTypeObject name##_event_object_type \
CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object") \
= { \
PyVarObject_HEAD_INIT (NULL, 0) \
py_path, /* tp_name */ \
sizeof (event_object), /* tp_basicsize */ \
0, /* tp_itemsize */ \
evpy_dealloc, /* tp_dealloc */ \
0, /* tp_print */ \
0, /* tp_getattr */ \
0, /* tp_setattr */ \
0, /* tp_compare */ \
0, /* tp_repr */ \
0, /* tp_as_number */ \
0, /* tp_as_sequence */ \
0, /* tp_as_mapping */ \
0, /* tp_hash */ \
0, /* tp_call */ \
0, /* tp_str */ \
0, /* tp_getattro */ \
0, /* tp_setattro */ \
0, /* tp_as_buffer */ \
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */ \
doc, /* tp_doc */ \
0, /* tp_traverse */ \
0, /* tp_clear */ \
0, /* tp_richcompare */ \
0, /* tp_weaklistoffset */ \
0, /* tp_iter */ \
0, /* tp_iternext */ \
0, /* tp_methods */ \
0, /* tp_members */ \
0, /* tp_getset */ \
&base, /* tp_base */ \
0, /* tp_dict */ \
0, /* tp_descr_get */ \
0, /* tp_descr_set */ \
0, /* tp_dictoffset */ \
0, /* tp_init */ \
0 /* tp_alloc */ \
}; \
\
int \
gdbpy_initialize_##name##_event (void) \
{ \
return gdbpy_initialize_event_generic (&name##_event_object_type, \
py_name); \
}
typedef struct
{
PyObject_HEAD
PyObject *dict;
} event_object;
extern int emit_continue_event (ptid_t ptid);
extern int emit_exited_event (const LONGEST *exit_code, struct inferior *inf);
/* For inferior function call events, discriminate whether event is
before or after the call. */
typedef enum
{
/* Before the call */
INFERIOR_CALL_PRE,
/* after the call */
INFERIOR_CALL_POST,
} inferior_call_kind;
extern int emit_inferior_call_event (inferior_call_kind kind,
ptid_t thread, CORE_ADDR addr);
extern int emit_register_changed_event (struct frame_info *frame,
int regnum);
extern int emit_memory_changed_event (CORE_ADDR addr, ssize_t len);
extern int evpy_emit_event (PyObject *event,
eventregistry_object *registry);
extern PyObject *create_event_object (PyTypeObject *py_type);
extern PyObject *create_thread_event_object (PyTypeObject *py_type);
extern int emit_new_objfile_event (struct objfile *objfile);
extern int emit_clear_objfiles_event (void);
extern void evpy_dealloc (PyObject *self);
extern int evpy_add_attribute (PyObject *event,
const char *name, PyObject *attr)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_event_generic (PyTypeObject *type, const char *name)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
#endif /* GDB_PY_EVENT_H */
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