hypnomoire: Handle failed connections.

Signed-off-by: Jamey Sharp <jamey@minilop.net>

diff --git a/hypnomoire.c b/hypnomoire.c
index cab3c31..03cc7af 100644 (file)
--- a/hypnomoire.c
+++ b/hypnomoire.c
@@ -91,20 +91,6 @@ int main()
        /*NOTREACHED*/
 }
 
-void paint(int idx)
-{
-       xcb_copy_area(c, windows[idx].p, windows[idx].w, white, 0, 0, 0, 0,
-               windows[idx].width, windows[idx].height);
-       /* FIXME: better error detection for broken pipe
-       if(!xcb_sync(c, 0))
-       {
-               perror("xcb_sync_t failed");
-               abort();
-       }
-       */
-       xcb_aux_sync(c);
-}
-
 void *run(void *param)
 {
        int idx = (int)param;
@@ -166,7 +152,11 @@ void *run(void *param)
                xcb_poly_line(c, XCB_COORD_MODE_ORIGIN, windows[idx].p, white,
                        2, line);
 
-               paint(idx);
+               xcb_copy_area(c, windows[idx].p, windows[idx].w, white, 0, 0, 0, 0,
+                       windows[idx].width, windows[idx].height);
+               if(xcb_flush(c) <= 0)
+                       break;
+
                theta += windows[idx].angv;
                while(theta > 2 * PI)
                        theta -= 2 * PI;