Attachment 60643 Details for Bug 47281 – Fix for xorg infinity loop.

Fix for xorg infinity loop.

xorg_infinity_loop.patch (text/plain), 1.03 KB, created by llancelot7 on 2012-04-26 18:03:19 UTC

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Creator: llancelot7

Created: 2012-04-26 18:03:19 UTC

Size: 1.03 KB

patch

obsolete

>--- ./xorg-server-1.12.1/dix/getevents.c	2012-03-31 09:45:56.000000000 +0700
>+++ ./getevents.c	2012-04-27 07:52:56.824498248 +0700
>@@ -1435,13 +1435,15 @@
>     if ((incr > 0 && delta < 0) || (incr < 0 && delta > 0))
>         b--;                    /* we're scrolling up or left â button 4 or 6 */
> 
>-    while (fabs(delta) >= fabs(incr)) {
>+    incr = fabs(incr);
>+
>+    while (fabs(delta) >= incr) {
>         int nev_tmp;
> 
>         if (delta > 0)
>-            delta -= fabs(incr);
>+            delta -= incr;
>         else if (delta < 0)
>-            delta += fabs(incr);
>+            delta += incr;
> 
>         /* fill_pointer_events() generates four events: one normal and one raw
>          * event for button press and button release.
>@@ -1462,6 +1464,14 @@
>                 num_events += nev_tmp;
>             }
>         }
>+        else
>+        {
>+            if (incr > 0)
>+                delta = fmod(delta,incr);
>+            else
>+                delta = 0;
>+            break;
>+        }
>     }
> 
>     /* We emulated, update last.scroll */

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Attachments on bug 47281: 58374 | 60643 | 60645

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