From 26f047ce788b42b7b5f96515d119138a8ae43979 Mon Sep 17 00:00:00 2001 From: Pedro Alves Date: Mon, 4 Jul 2022 16:43:06 +0100 Subject: Avoid duplicate QThreadEvents packets Similarly to QProgramSignals and QPassSignals, avoid sending duplicate QThreadEvents packets. Approved-By: Andrew Burgess Change-Id: Iaf5babb0b64e1527ba4db31aac8674d82b17e8b4 --- gdb/remote.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/gdb/remote.c b/gdb/remote.c index 8c7979c..2a460f6 100644 --- a/gdb/remote.c +++ b/gdb/remote.c @@ -529,6 +529,10 @@ public: /* data */ the target know about program signals list changes. */ char *last_program_signals_packet = nullptr; + /* Similarly, the last QThreadEvents state we sent to the + target. */ + bool last_thread_events = false; + gdb_signal last_sent_signal = GDB_SIGNAL_0; bool last_sent_step = false; @@ -15010,6 +15014,9 @@ remote_target::thread_events (int enable) if (m_features.packet_support (PACKET_QThreadEvents) == PACKET_DISABLE) return; + if (rs->last_thread_events == enable) + return; + xsnprintf (rs->buf.data (), size, "QThreadEvents:%x", enable ? 1 : 0); putpkt (rs->buf); getpkt (&rs->buf); @@ -15019,6 +15026,7 @@ remote_target::thread_events (int enable) case PACKET_OK: if (strcmp (rs->buf.data (), "OK") != 0) error (_("Remote refused setting thread events: %s"), rs->buf.data ()); + rs->last_thread_events = enable; break; case PACKET_ERROR: warning (_("Remote failure reply: %s"), rs->buf.data ()); -- cgit v1.1