Hi,
On Tue, Dec 11, 2018 at 07:04:10PM +0100, Jakub Janku wrote:
> Hi,
>
> On Mon, Dec 10, 2018 at 12:03 PM Victor Toso <victortoso@xxxxxxxxxx> wrote:
> >
> > From: Victor Toso <me@xxxxxxxxxxxxxx>
> >
> > This patch makes agent_clipboard_request() to return true only when
> > the message request to the agent is successfully queued to be sent.
> >
> > By checking the return value, we can avoid wakeup the channel
> > unnecessarily at spice_main_channel_clipboard_selection_request()
> >
> > Signed-off-by: Victor Toso <victortoso@xxxxxxxxxx>
> > ---
> > src/channel-main.c | 17 ++++++++++-------
> > 1 file changed, 10 insertions(+), 7 deletions(-)
> >
> > diff --git a/src/channel-main.c b/src/channel-main.c
> > index 4c6bc70..fb7175e 100644
> > --- a/src/channel-main.c
> > +++ b/src/channel-main.c
> > @@ -1419,23 +1419,24 @@ static void agent_clipboard_notify(SpiceMainChannel *self, guint selection,
> > }
> >
> > /* any context: the message is not flushed immediately,
> > - you can wakeup() the channel coroutine or send_msg_queue() */
> > -static void agent_clipboard_request(SpiceMainChannel *channel, guint selection, guint32 type)
> > + you can wakeup() the channel coroutine or send_msg_queue()
> > + Returns true if message was queued */
> > +static bool agent_clipboard_request(SpiceMainChannel *channel, guint selection, guint32 type)
>
> Might be better to use gboolean and TRUE/FALSE (instead of bool with
> true/false) to match the rest of the file?
Indeed, I was not considering the rest of the file while using
bool. I'll change it.
> Apart from that, it looks good to me.
>
> Cheers,
> Jakub
Thanks!
>
> > {
> > SpiceMainChannelPrivate *c = channel->priv;
> > VDAgentClipboardRequest *request;
> > guint8 *msg;
> > size_t msgsize;
> >
> > - g_return_if_fail(c->agent_connected);
> > - g_return_if_fail(test_agent_cap(channel, VD_AGENT_CAP_CLIPBOARD_BY_DEMAND));
> > + g_return_val_if_fail(c->agent_connected, false);
> > + g_return_val_if_fail(test_agent_cap(channel, VD_AGENT_CAP_CLIPBOARD_BY_DEMAND), false);
> >
> > msgsize = sizeof(VDAgentClipboardRequest);
> > if (test_agent_cap(channel, VD_AGENT_CAP_CLIPBOARD_SELECTION)) {
> > msgsize += 4;
> > } else if (selection != VD_AGENT_CLIPBOARD_SELECTION_CLIPBOARD) {
> > SPICE_DEBUG("Ignoring clipboard request");
> > - return;
> > + return false;
> > }
> >
> > msg = g_alloca(msgsize);
> > @@ -1451,6 +1452,7 @@ static void agent_clipboard_request(SpiceMainChannel *channel, guint selection,
> > request->type = type;
> >
> > agent_msg_queue(channel, VD_AGENT_CLIPBOARD_REQUEST, msgsize, msg);
> > + return true;
> > }
> >
> > /* any context: the message is not flushed immediately,
> > @@ -2936,8 +2938,9 @@ void spice_main_channel_clipboard_selection_request(SpiceMainChannel *channel, g
> > g_return_if_fail(channel != NULL);
> > g_return_if_fail(SPICE_IS_MAIN_CHANNEL(channel));
> >
> > - agent_clipboard_request(channel, selection, type);
> > - spice_channel_wakeup(SPICE_CHANNEL(channel), FALSE);
> > + if (agent_clipboard_request(channel, selection, type)) {
> > + spice_channel_wakeup(SPICE_CHANNEL(channel), FALSE);
> > + }
> > }
> >
> > /**
> > --
> > 2.19.2
> >
> > _______________________________________________
> > Spice-devel mailing list
> > Spice-devel@xxxxxxxxxxxxxxxxxxxxx
> > https://lists.freedesktop.org/mailman/listinfo/spice-devel
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