1 /* Python interface to inferior stop events.
3 Copyright (C) 2009-2012 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 #include "py-stopevent.h"
23 create_stop_event_object (PyTypeObject
*py_type
)
25 PyObject
*stop_event_obj
= create_thread_event_object (py_type
);
30 return stop_event_obj
;
33 Py_XDECREF (stop_event_obj
);
37 /* Callback observers when a stop event occurs. This function will create a
38 new Python stop event object. If only a specific thread is stopped the
39 thread object of the event will be set to that thread. Otherwise, if all
40 threads are stopped thread object will be set to None.
41 return 0 if the event was created and emitted successfully otherwise
45 emit_stop_event (struct bpstats
*bs
, enum gdb_signal stop_signal
)
47 PyObject
*stop_event_obj
= NULL
; /* Appease GCC warning. */
48 PyObject
*list
= NULL
;
49 PyObject
*first_bp
= NULL
;
50 struct bpstats
*current_bs
;
52 if (evregpy_no_listeners_p (gdb_py_events
.stop
))
55 /* Add any breakpoint set at this location to the list. */
56 for (current_bs
= bs
; current_bs
!= NULL
; current_bs
= current_bs
->next
)
58 if (current_bs
->breakpoint_at
59 && current_bs
->breakpoint_at
->py_bp_object
)
61 PyObject
*current_py_bp
=
62 (PyObject
*) current_bs
->breakpoint_at
->py_bp_object
;
66 list
= PyList_New (0);
71 if (PyList_Append (list
, current_py_bp
))
75 first_bp
= current_py_bp
;
81 stop_event_obj
= create_breakpoint_event_object (list
, first_bp
);
86 /* Check if the signal is "Signal 0" or "Trace/breakpoint trap". */
87 if (stop_signal
!= GDB_SIGNAL_0
88 && stop_signal
!= GDB_SIGNAL_TRAP
)
91 create_signal_event_object (stop_signal
);
96 /* If all fails emit an unknown stop event. All event types should
97 be known and this should eventually be unused. */
100 stop_event_obj
= create_stop_event_object (&stop_event_object_type
);
105 return evpy_emit_event (stop_event_obj
, gdb_py_events
.stop
);
112 GDBPY_NEW_EVENT_TYPE (stop
,
115 "GDB stop event object",
116 thread_event_object_type
,
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