mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-27 04:52:05 +08:00
128 lines
3.6 KiB
C
128 lines
3.6 KiB
C
/* Python interface to new object file loading events.
|
||
|
||
Copyright (C) 2011-2016 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"
|
||
|
||
extern PyTypeObject new_objfile_event_object_type
|
||
CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object");
|
||
extern PyTypeObject clear_objfiles_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);
|
||
|
||
/* Subroutine of emit_clear_objfiles_event to simplify it. */
|
||
|
||
static PyObject *
|
||
create_clear_objfiles_event_object (void)
|
||
{
|
||
PyObject *objfile_event;
|
||
PyObject *py_progspace;
|
||
|
||
objfile_event = create_event_object (&clear_objfiles_event_object_type);
|
||
if (!objfile_event)
|
||
goto fail;
|
||
|
||
/* Note that pspace_to_pspace_object returns a borrowed reference,
|
||
so we don't need a decref here. */
|
||
py_progspace = pspace_to_pspace_object (current_program_space);
|
||
if (!py_progspace || evpy_add_attribute (objfile_event,
|
||
"progspace",
|
||
py_progspace) < 0)
|
||
goto fail;
|
||
|
||
return objfile_event;
|
||
|
||
fail:
|
||
Py_XDECREF (objfile_event);
|
||
return NULL;
|
||
}
|
||
|
||
/* Callback function which notifies observers when the "clear objfiles"
|
||
event occurs.
|
||
This function will create a new Python clear_objfiles event object.
|
||
Return -1 if emit fails. */
|
||
|
||
int
|
||
emit_clear_objfiles_event (void)
|
||
{
|
||
PyObject *event;
|
||
|
||
if (evregpy_no_listeners_p (gdb_py_events.clear_objfiles))
|
||
return 0;
|
||
|
||
event = create_clear_objfiles_event_object ();
|
||
if (event)
|
||
return evpy_emit_event (event, gdb_py_events.clear_objfiles);
|
||
return -1;
|
||
}
|
||
|
||
GDBPY_NEW_EVENT_TYPE (clear_objfiles,
|
||
"gdb.ClearObjFilesEvent",
|
||
"ClearObjFilesEvent",
|
||
"GDB clear object files event object",
|
||
event_object_type);
|