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-rw-r--r--gdb/remote-notif.c15
-rw-r--r--gdb/remote-notif.h10
-rw-r--r--gdb/remote.c84
3 files changed, 54 insertions, 55 deletions
diff --git a/gdb/remote-notif.c b/gdb/remote-notif.c
index 997b6e7..e932d6a 100644
--- a/gdb/remote-notif.c
+++ b/gdb/remote-notif.c
@@ -67,12 +67,12 @@ remote_notif_ack (remote_target *remote,
nc->ack_command);
nc->parse (remote, nc, buf, event.get ());
- nc->ack (remote, nc, buf, event.release ());
+ nc->ack (remote, nc, buf, std::move (event));
}
/* Parse the BUF for the expected notification NC. */
-struct notif_event *
+notif_event_up
remote_notif_parse (remote_target *remote,
const notif_client *nc, const char *buf)
{
@@ -83,7 +83,7 @@ remote_notif_parse (remote_target *remote,
nc->parse (remote, nc, buf, event.get ());
- return event.release ();
+ return event;
}
/* Process notifications in STATE's notification queue one by one.
@@ -150,12 +150,12 @@ handle_notification (struct remote_notif_state *state, const char *buf)
}
else
{
- struct notif_event *event
+ notif_event_up event
= remote_notif_parse (state->remote, nc, buf + strlen (nc->name) + 1);
/* Be careful to only set it after parsing, since an error
may be thrown then. */
- state->pending_event[nc->id] = event;
+ state->pending_event[nc->id] = std::move (event);
/* Notify the event loop there's a stop reply to acknowledge
and that there may be more events to fetch. */
@@ -230,14 +230,9 @@ remote_notif_state_allocate (remote_target *remote)
remote_notif_state::~remote_notif_state ()
{
- int i;
-
/* Unregister async_event_handler for notification. */
if (get_pending_events_token != NULL)
delete_async_event_handler (&get_pending_events_token);
-
- for (i = 0; i < REMOTE_NOTIF_LAST; i++)
- delete pending_event[i];
}
void _initialize_notif ();
diff --git a/gdb/remote-notif.h b/gdb/remote-notif.h
index c95e1f6..3b09589 100644
--- a/gdb/remote-notif.h
+++ b/gdb/remote-notif.h
@@ -67,7 +67,7 @@ struct notif_client
something wrong, throw an exception. */
void (*ack) (remote_target *remote,
const notif_client *self, const char *buf,
- struct notif_event *event);
+ notif_event_up event);
/* Check this notification client can get pending events in
'remote_notif_process'. */
@@ -111,14 +111,14 @@ struct remote_notif_state
this notification (which is done by
remote.c:remote_notif_pending_replies). */
- struct notif_event *pending_event[REMOTE_NOTIF_LAST] {};
+ notif_event_up pending_event[REMOTE_NOTIF_LAST];
};
void remote_notif_ack (remote_target *remote, const notif_client *nc,
const char *buf);
-struct notif_event *remote_notif_parse (remote_target *remote,
- const notif_client *nc,
- const char *buf);
+notif_event_up remote_notif_parse (remote_target *remote,
+ const notif_client *nc,
+ const char *buf);
void handle_notification (struct remote_notif_state *notif_state,
const char *buf);
diff --git a/gdb/remote.c b/gdb/remote.c
index 7611396..f3823bb 100644
--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -1110,7 +1110,7 @@ public: /* Remote specific methods. */
ptid_t wait_as (ptid_t ptid, target_waitstatus *status,
target_wait_flags options);
- ptid_t process_stop_reply (struct stop_reply *stop_reply,
+ ptid_t process_stop_reply (stop_reply_up stop_reply,
target_waitstatus *status);
ptid_t select_thread_for_ambiguous_stop_reply
@@ -1137,8 +1137,8 @@ public: /* Remote specific methods. */
(bool *may_global_wildcard_vcont);
void discard_pending_stop_replies_in_queue ();
- struct stop_reply *remote_notif_remove_queued_reply (ptid_t ptid);
- struct stop_reply *queued_stop_reply (ptid_t ptid);
+ stop_reply_up remote_notif_remove_queued_reply (ptid_t ptid);
+ stop_reply_up queued_stop_reply (ptid_t ptid);
int peek_stop_reply (ptid_t ptid);
void remote_parse_stop_reply (const char *buf, stop_reply *event);
@@ -1305,7 +1305,7 @@ public: /* Remote specific methods. */
ULONGEST *xfered_len,
const unsigned int which_packet);
- void push_stop_reply (struct stop_reply *new_event);
+ void push_stop_reply (stop_reply_up new_event);
bool vcont_r_supported ();
@@ -4973,6 +4973,16 @@ private:
scoped_restore_tmpl<bool> m_restore_starting_up;
};
+/* Transfer ownership of the stop_reply owned by EVENT to a
+ stop_reply_up object. */
+
+static stop_reply_up
+as_stop_reply_up (notif_event_up event)
+{
+ auto *stop_reply = static_cast<struct stop_reply *> (event.release ());
+ return stop_reply_up (stop_reply);
+}
+
/* Helper for remote_target::start_remote, start the remote connection and
sync state. Return true if everything goes OK, otherwise, return false.
This function exists so that the scoped_restore created within it will
@@ -5214,9 +5224,9 @@ remote_target::start_remote_1 (int from_tty, int extended_p)
/* Use the previously fetched status. */
gdb_assert (wait_status != NULL);
- struct notif_event *reply
+ notif_event_up reply
= remote_notif_parse (this, &notif_client_stop, wait_status);
- push_stop_reply ((struct stop_reply *) reply);
+ push_stop_reply (as_stop_reply_up (std::move (reply)));
::start_remote (from_tty); /* Initialize gdb process mechanisms. */
}
@@ -6551,10 +6561,9 @@ extended_remote_target::attach (const char *args, int from_tty)
/* Use the previously fetched status. */
gdb_assert (wait_status != NULL);
- struct notif_event *reply
- = remote_notif_parse (this, &notif_client_stop, wait_status);
-
- push_stop_reply ((struct stop_reply *) reply);
+ notif_event_up reply
+ = remote_notif_parse (this, &notif_client_stop, wait_status);
+ push_stop_reply (as_stop_reply_up (std::move (reply)));
}
else
{
@@ -7335,7 +7344,7 @@ remote_target::remote_stop_ns (ptid_t ptid)
= remote_thr->resumed_pending_vcont_info ();
gdb_assert (info.sig == GDB_SIGNAL_0);
- stop_reply *sr = new stop_reply ();
+ stop_reply_up sr = std::make_unique<stop_reply> ();
sr->ptid = tp->ptid;
sr->rs = rs;
sr->ws.set_stopped (GDB_SIGNAL_0);
@@ -7343,7 +7352,7 @@ remote_target::remote_stop_ns (ptid_t ptid)
sr->stop_reason = TARGET_STOPPED_BY_NO_REASON;
sr->watch_data_address = 0;
sr->core = 0;
- this->push_stop_reply (sr);
+ this->push_stop_reply (std::move (sr));
/* Pretend that this thread was actually resumed on the
remote target, then stopped. If we leave it in the
@@ -7574,9 +7583,9 @@ remote_notif_stop_parse (remote_target *remote,
static void
remote_notif_stop_ack (remote_target *remote,
const notif_client *self, const char *buf,
- struct notif_event *event)
+ notif_event_up event)
{
- struct stop_reply *stop_reply = (struct stop_reply *) event;
+ stop_reply_up stop_reply = as_stop_reply_up (std::move (event));
/* acknowledge */
putpkt (remote, self->ack_command);
@@ -7585,7 +7594,7 @@ remote_notif_stop_ack (remote_target *remote,
the notification. It was left in the queue because we need to
acknowledge it and pull the rest of the notifications out. */
if (stop_reply->ws.kind () != TARGET_WAITKIND_IGNORE)
- remote->push_stop_reply (stop_reply);
+ remote->push_stop_reply (std::move (stop_reply));
}
static int
@@ -7696,7 +7705,6 @@ remote_target::check_pending_events_prevent_wildcard_vcont
void
remote_target::discard_pending_stop_replies (struct inferior *inf)
{
- struct stop_reply *reply;
struct remote_state *rs = get_remote_state ();
struct remote_notif_state *rns = rs->notif_state;
@@ -7705,7 +7713,8 @@ remote_target::discard_pending_stop_replies (struct inferior *inf)
if (rs->remote_desc == NULL)
return;
- reply = (struct stop_reply *) rns->pending_event[notif_client_stop.id];
+ stop_reply_up reply
+ = as_stop_reply_up (std::move (rns->pending_event[notif_client_stop.id]));
/* Discard the in-flight notification. */
if (reply != NULL && reply->ptid.pid () == inf->pid)
@@ -7757,7 +7766,7 @@ remote_target::discard_pending_stop_replies_in_queue ()
/* Remove the first reply in 'stop_reply_queue' which matches
PTID. */
-struct stop_reply *
+stop_reply_up
remote_target::remote_notif_remove_queued_reply (ptid_t ptid)
{
remote_state *rs = get_remote_state ();
@@ -7768,12 +7777,10 @@ remote_target::remote_notif_remove_queued_reply (ptid_t ptid)
{
return event->ptid.matches (ptid);
});
- struct stop_reply *result;
- if (iter == rs->stop_reply_queue.end ())
- result = nullptr;
- else
+ stop_reply_up result;
+ if (iter != rs->stop_reply_queue.end ())
{
- result = iter->release ();
+ result = std::move (*iter);
rs->stop_reply_queue.erase (iter);
}
@@ -7790,11 +7797,11 @@ remote_target::remote_notif_remove_queued_reply (ptid_t ptid)
found. If there are still queued events left to process, tell the
event loop to get back to target_wait soon. */
-struct stop_reply *
+stop_reply_up
remote_target::queued_stop_reply (ptid_t ptid)
{
remote_state *rs = get_remote_state ();
- struct stop_reply *r = remote_notif_remove_queued_reply (ptid);
+ stop_reply_up r = remote_notif_remove_queued_reply (ptid);
if (!rs->stop_reply_queue.empty () && target_can_async_p ())
{
@@ -7810,10 +7817,10 @@ remote_target::queued_stop_reply (ptid_t ptid)
core side, tell the event loop to get back to target_wait soon. */
void
-remote_target::push_stop_reply (struct stop_reply *new_event)
+remote_target::push_stop_reply (stop_reply_up new_event)
{
remote_state *rs = get_remote_state ();
- rs->stop_reply_queue.push_back (stop_reply_up (new_event));
+ rs->stop_reply_queue.push_back (std::move (new_event));
if (notif_debug)
gdb_printf (gdb_stdlog,
@@ -8253,8 +8260,7 @@ remote_target::remote_notif_get_pending_events (const notif_client *nc)
/* acknowledge */
nc->ack (this, nc, rs->buf.data (),
- rs->notif_state->pending_event[nc->id]);
- rs->notif_state->pending_event[nc->id] = NULL;
+ std::move (rs->notif_state->pending_event[nc->id]));
while (1)
{
@@ -8398,7 +8404,7 @@ remote_target::select_thread_for_ambiguous_stop_reply
destroys STOP_REPLY. */
ptid_t
-remote_target::process_stop_reply (struct stop_reply *stop_reply,
+remote_target::process_stop_reply (stop_reply_up stop_reply,
struct target_waitstatus *status)
{
*status = stop_reply->ws;
@@ -8452,7 +8458,6 @@ remote_target::process_stop_reply (struct stop_reply *stop_reply,
}
}
- delete stop_reply;
return ptid;
}
@@ -8463,7 +8468,6 @@ remote_target::wait_ns (ptid_t ptid, struct target_waitstatus *status,
target_wait_flags options)
{
struct remote_state *rs = get_remote_state ();
- struct stop_reply *stop_reply;
int ret;
bool is_notif = false;
@@ -8496,9 +8500,9 @@ remote_target::wait_ns (ptid_t ptid, struct target_waitstatus *status,
remote_notif_get_pending_events (&notif_client_stop);
/* If indeed we noticed a stop reply, we're done. */
- stop_reply = queued_stop_reply (ptid);
+ stop_reply_up stop_reply = queued_stop_reply (ptid);
if (stop_reply != NULL)
- return process_stop_reply (stop_reply, status);
+ return process_stop_reply (std::move (stop_reply), status);
/* Still no event. If we're just polling for an event, then
return to the event loop. */
@@ -8534,7 +8538,7 @@ remote_target::wait_as (ptid_t ptid, target_waitstatus *status,
struct remote_state *rs = get_remote_state ();
ptid_t event_ptid = null_ptid;
char *buf;
- struct stop_reply *stop_reply;
+ stop_reply_up stop_reply;
again:
@@ -8546,7 +8550,7 @@ remote_target::wait_as (ptid_t ptid, target_waitstatus *status,
/* None of the paths that push a stop reply onto the queue should
have set the waiting_for_stop_reply flag. */
gdb_assert (!rs->waiting_for_stop_reply);
- event_ptid = process_stop_reply (stop_reply, status);
+ event_ptid = process_stop_reply (std::move (stop_reply), status);
}
else
{
@@ -8609,11 +8613,11 @@ remote_target::wait_as (ptid_t ptid, target_waitstatus *status,
rs->waiting_for_stop_reply = 0;
stop_reply
- = (struct stop_reply *) remote_notif_parse (this,
- &notif_client_stop,
- rs->buf.data ());
+ = as_stop_reply_up (remote_notif_parse (this,
+ &notif_client_stop,
+ rs->buf.data ()));
- event_ptid = process_stop_reply (stop_reply, status);
+ event_ptid = process_stop_reply (std::move (stop_reply), status);
break;
}
case 'O': /* Console output. */
generated by cgit v1.1 at 2024-07-06 04:19:08 +0000