Re: [PATCH 00/15] Simplify current_add_equal function loop

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> 
> On 05/16/2016 01:40 PM, Frediano Ziglio wrote:
> > These patches should be probably squashed together.
> 
> Oh yes, I had a hard time trying to go through all of them, can you
> paste the squashed version somewhere? Or even as a reply to this one?
> 
> Thanks, Eduardo.
> 

Here you are:


diff --git a/server/display-channel.c b/server/display-channel.c
index 7715b95..daf13fa 100644
--- a/server/display-channel.c
+++ b/server/display-channel.c
@@ -464,7 +464,6 @@ static int current_add_equal(DisplayChannel *display, DrawItem *item, TreeItem *
         if (is_same_drawable(drawable, other_drawable)) {
 
             DisplayChannelClient *dcc;
-            RedDrawablePipeItem *dpi;
             RingItem *worker_ring_item, *dpi_ring_item;
 
             other_drawable->refs++;
@@ -472,27 +471,15 @@ static int current_add_equal(DisplayChannel *display, DrawItem *item, TreeItem *
 
             /* sending the drawable to clients that already received
              * (or will receive) other_drawable */
-            worker_ring_item = ring_get_head(&RED_CHANNEL(display)->clients);
             dpi_ring_item = ring_get_head(&other_drawable->pipes);
             /* dpi contains a sublist of dcc's, ordered the same */
-            while (worker_ring_item) {
+            RING_FOREACH (worker_ring_item, &RED_CHANNEL(display)->clients) {
                 dcc = SPICE_CONTAINEROF(worker_ring_item, DisplayChannelClient,
                                         common.base.channel_link);
-                dpi = SPICE_CONTAINEROF(dpi_ring_item, RedDrawablePipeItem, base);
-                while (worker_ring_item && (!dpi || dcc != dpi->dcc)) {
-                    dcc_prepend_drawable(dcc, drawable);
-                    worker_ring_item = ring_next(&RED_CHANNEL(display)->clients,
-                                                 worker_ring_item);
-                    dcc = SPICE_CONTAINEROF(worker_ring_item, DisplayChannelClient,
-                                            common.base.channel_link);
-                }
-
-                if (dpi_ring_item) {
+                if (dpi_ring_item && dcc == SPICE_CONTAINEROF(dpi_ring_item, RedDrawablePipeItem, base)->dcc) {
                     dpi_ring_item = ring_next(&other_drawable->pipes, dpi_ring_item);
-                }
-                if (worker_ring_item) {
-                    worker_ring_item = ring_next(&RED_CHANNEL(display)->clients,
-                                                 worker_ring_item);
+                } else {
+                    dcc_prepend_drawable(dcc, drawable);
                 }
             }
             /* not sending other_drawable where possible */



Quite hard to understand it's doing the same exact thing.

Frediano
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