binutils-gdb/gdb/python/py-newobjfileevent.c

75 lines
2.3 KiB
C

/* Python interface to new object file loading events.
Copyright (C) 2011-2014 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/>. */
#include "defs.h"
#include "py-event.h"
static PyTypeObject new_objfile_event_object_type
CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object");
static PyObject *
create_new_objfile_event_object (struct objfile *objfile)
{
PyObject *objfile_event;
PyObject *py_objfile;
objfile_event = create_event_object (&new_objfile_event_object_type);
if (!objfile_event)
goto fail;
/* Note that objfile_to_objfile_object returns a borrowed reference,
so we don't need a decref here. */
py_objfile = objfile_to_objfile_object (objfile);
if (!py_objfile || evpy_add_attribute (objfile_event,
"new_objfile",
py_objfile) < 0)
goto fail;
return objfile_event;
fail:
Py_XDECREF (objfile_event);
return NULL;
}
/* Callback function which notifies observers when a new objfile event occurs.
This function will create a new Python new_objfile event object.
Return -1 if emit fails. */
int
emit_new_objfile_event (struct objfile *objfile)
{
PyObject *event;
if (evregpy_no_listeners_p (gdb_py_events.new_objfile))
return 0;
event = create_new_objfile_event_object (objfile);
if (event)
return evpy_emit_event (event, gdb_py_events.new_objfile);
return -1;
}
GDBPY_NEW_EVENT_TYPE (new_objfile,
"gdb.NewObjFileEvent",
"NewObjFileEvent",
"GDB new object file event object",
event_object_type,
static);