create a canvas and layers with the mouse. fixed some issues.

1 files changed, 1 insertions, 0 deletions

diff --git a/canvas.c b/canvas.c
index a017fb0..abd0089 100644
--- a/canvas.c
+++ b/canvas.c
@@ -27,4 +27,5 @@ newcanvas(Point2 p, Rectangle r, ulong chan)
 	memset(&c->layers, 0, sizeof(Layer));
 	c->layers.next = &c->layers;
 	c->layers.prev = &c->layers;
+	return c;
 }