From 7b8fcd1269d2dd3d71b339b2cf8762549d0610d2 Mon Sep 17 00:00:00 2001 From: cinap_lenrek Date: Sun, 13 Mar 2016 00:03:42 +0100 Subject: libdraw: don't flush in readmouse() when theres nothing to flush --- sys/src/libdraw/mouse.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/sys/src/libdraw/mouse.c b/sys/src/libdraw/mouse.c index 6138d03c7..4f36abc73 100644 --- a/sys/src/libdraw/mouse.c +++ b/sys/src/libdraw/mouse.c @@ -26,8 +26,11 @@ closemouse(Mousectl *mc) int readmouse(Mousectl *mc) { - if(mc->image) - flushimage(mc->image->display, 1); + if(mc->image){ + Display *d = mc->image->display; + if(d->bufp > d->buf) + flushimage(d, 1); + } if(recv(mc->c, &mc->Mouse) < 0){ fprint(2, "readmouse: %r\n"); return -1; -- cgit v1.2.3