Introduce threading

In order to enable deferred events from grail, but the event
processing in a separate thread, and have the calling thread return
as quickly as possible.

Signed-off-by: Henrik Rydberg <rydberg@bitmath.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/test/grail.c b/test/grail.c
index 85c5bd4..361fd22 100644
--- a/test/grail.c
+++ b/test/grail.c
@@ -57,8 +57,10 @@ static void tp_gesture(struct grail *ge, const struct grail_event *ev)
 
 static void loop_device(struct grail *ge, int fd)
 {
-        while (!grail_idle(ge, fd, 5000))
+        while (!grail_idle(ge, fd, 5000)) {
                 grail_pull(ge, fd);
+                fprintf(stderr, "launched\n");
+        }
 }
 
 int main(int argc, char *argv[])