/* User Interface Events.
- Copyright 1999 Free Software Foundation, Inc.
+
+ Copyright (C) 1999, 2001, 2002, 2004, 2005, 2007
+ Free Software Foundation, Inc.
Contributed by Cygnus Solutions.
-This file is part of GDB.
+ 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 2 of the License, or
-(at your option) any later version.
+ 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 2 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.
+ 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, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
/* Work in progress */
If editing this file, please also run gdb-events.sh and merge any
changes into that script. Conversely, when making sweeping changes
to this file, modifying gdb-events.sh and using its output may
- prove easier. */
+ prove easier. */
#include "defs.h"
#include "gdb-events.h"
#include "gdbcmd.h"
-#undef XMALLOC
-#define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE)))
-
-#if WITH_GDB_EVENTS
static struct gdb_events null_event_hooks;
static struct gdb_events queue_event_hooks;
static struct gdb_events *current_event_hooks = &null_event_hooks;
-#endif
int gdb_events_debug;
+static void
+show_gdb_events_debug (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("Event debugging is %s.\n"), value);
+}
-#if WITH_GDB_EVENTS
void
breakpoint_create_event (int b)
current_event_hooks->breakpoint_modify (b);
}
-#endif
+void
+tracepoint_create_event (int number)
+{
+ if (gdb_events_debug)
+ fprintf_unfiltered (gdb_stdlog, "tracepoint_create_event\n");
+ if (!current_event_hooks->tracepoint_create)
+ return;
+ current_event_hooks->tracepoint_create (number);
+}
+
+void
+tracepoint_delete_event (int number)
+{
+ if (gdb_events_debug)
+ fprintf_unfiltered (gdb_stdlog, "tracepoint_delete_event\n");
+ if (!current_event_hooks->tracepoint_delete)
+ return;
+ current_event_hooks->tracepoint_delete (number);
+}
+
+void
+tracepoint_modify_event (int number)
+{
+ if (gdb_events_debug)
+ fprintf_unfiltered (gdb_stdlog, "tracepoint_modify_event\n");
+ if (!current_event_hooks->tracepoint_modify)
+ return;
+ current_event_hooks->tracepoint_modify (number);
+}
-#if WITH_GDB_EVENTS
void
-set_gdb_event_hooks (struct gdb_events *vector)
+architecture_changed_event (void)
{
+ if (gdb_events_debug)
+ fprintf_unfiltered (gdb_stdlog, "architecture_changed_event\n");
+ if (!current_event_hooks->architecture_changed)
+ return;
+ current_event_hooks->architecture_changed ();
+}
+
+struct gdb_events *
+deprecated_set_gdb_event_hooks (struct gdb_events *vector)
+{
+ struct gdb_events *old_events = current_event_hooks;
if (vector == NULL)
current_event_hooks = &queue_event_hooks;
else
current_event_hooks = vector;
+ return old_events;
+}
+
+void
+clear_gdb_event_hooks (void)
+{
+ deprecated_set_gdb_event_hooks (&null_event_hooks);
}
-#endif
enum gdb_event
- {
- breakpoint_create,
- breakpoint_delete,
- breakpoint_modify,
- nr_gdb_events
- };
+{
+ breakpoint_create,
+ breakpoint_delete,
+ breakpoint_modify,
+ tracepoint_create,
+ tracepoint_delete,
+ tracepoint_modify,
+ architecture_changed,
+ nr_gdb_events
+};
struct breakpoint_create
{
int b;
};
+struct tracepoint_create
+ {
+ int number;
+ };
+
+struct tracepoint_delete
+ {
+ int number;
+ };
+
+struct tracepoint_modify
+ {
+ int number;
+ };
+
struct event
{
enum gdb_event type;
struct event *next;
union
{
- struct breakpoint_create breakpoint_create;
- struct breakpoint_delete breakpoint_delete;
- struct breakpoint_modify breakpoint_modify;
+ struct breakpoint_create breakpoint_create;
+ struct breakpoint_delete breakpoint_delete;
+ struct breakpoint_modify breakpoint_modify;
+ struct tracepoint_create tracepoint_create;
+ struct tracepoint_delete tracepoint_delete;
+ struct tracepoint_modify tracepoint_modify;
}
data;
};
append (event);
}
+static void
+queue_tracepoint_create (int number)
+{
+ struct event *event = XMALLOC (struct event);
+ event->type = tracepoint_create;
+ event->data.tracepoint_create.number = number;
+ append (event);
+}
+
+static void
+queue_tracepoint_delete (int number)
+{
+ struct event *event = XMALLOC (struct event);
+ event->type = tracepoint_delete;
+ event->data.tracepoint_delete.number = number;
+ append (event);
+}
+
+static void
+queue_tracepoint_modify (int number)
+{
+ struct event *event = XMALLOC (struct event);
+ event->type = tracepoint_modify;
+ event->data.tracepoint_modify.number = number;
+ append (event);
+}
+
+static void
+queue_architecture_changed (void)
+{
+ struct event *event = XMALLOC (struct event);
+ event->type = architecture_changed;
+ append (event);
+}
+
void
gdb_events_deliver (struct gdb_events *vector)
{
{
struct event *event = delivering_events;
delivering_events = event->next;
- free (event);
+ xfree (event);
}
/* Process any pending events. Because one of the deliveries could
bail out we move everything off of the pending queue onto an
{
struct event *event = delivering_events;
switch (event->type)
- {
- case breakpoint_create:
- vector->breakpoint_create
- (event->data.breakpoint_create.b);
- break;
- case breakpoint_delete:
- vector->breakpoint_delete
- (event->data.breakpoint_delete.b);
- break;
- case breakpoint_modify:
- vector->breakpoint_modify
- (event->data.breakpoint_modify.b);
- break;
- }
+ {
+ case breakpoint_create:
+ vector->breakpoint_create
+ (event->data.breakpoint_create.b);
+ break;
+ case breakpoint_delete:
+ vector->breakpoint_delete
+ (event->data.breakpoint_delete.b);
+ break;
+ case breakpoint_modify:
+ vector->breakpoint_modify
+ (event->data.breakpoint_modify.b);
+ break;
+ case tracepoint_create:
+ vector->tracepoint_create
+ (event->data.tracepoint_create.number);
+ break;
+ case tracepoint_delete:
+ vector->tracepoint_delete
+ (event->data.tracepoint_delete.number);
+ break;
+ case tracepoint_modify:
+ vector->tracepoint_modify
+ (event->data.tracepoint_modify.number);
+ break;
+ case architecture_changed:
+ vector->architecture_changed ();
+ break;
+ }
delivering_events = event->next;
- free (event);
+ xfree (event);
}
}
void
_initialize_gdb_events (void)
{
-#if WITH_GDB_EVENTS
+ struct cmd_list_element *c;
queue_event_hooks.breakpoint_create = queue_breakpoint_create;
queue_event_hooks.breakpoint_delete = queue_breakpoint_delete;
queue_event_hooks.breakpoint_modify = queue_breakpoint_modify;
-#endif
- add_show_from_set (add_set_cmd ("eventdebug",
- class_maintenance,
- var_zinteger,
- (char *)&gdb_events_debug,
- "Set event debugging.\n\
-When non-zero, event/notify debugging is enabled.", &setlist),
- &showlist);
+ queue_event_hooks.tracepoint_create = queue_tracepoint_create;
+ queue_event_hooks.tracepoint_delete = queue_tracepoint_delete;
+ queue_event_hooks.tracepoint_modify = queue_tracepoint_modify;
+ queue_event_hooks.architecture_changed = queue_architecture_changed;
+
+ add_setshow_zinteger_cmd ("event", class_maintenance,
+ &gdb_events_debug, _("\
+Set event debugging."), _("\
+Show event debugging."), _("\
+When non-zero, event/notify debugging is enabled."),
+ NULL,
+ show_gdb_events_debug,
+ &setdebuglist, &showdebuglist);
}