make the number of threads used for file summing configurable

Also replace lazy_static with once_cell

1 files changed, 4 insertions, 4 deletions

diff --git a/src/kitty/mod.rs b/src/kitty/mod.rs
index 07cb901..04f4ba7 100644
--- a/src/kitty/mod.rs
+++ b/src/kitty/mod.rs
@@ -3,13 +3,13 @@ mod image_renderer;
 pub use image_renderer::*;
 
 use {
-    lazy_static::lazy_static,
+    once_cell::sync::Lazy,
     std::sync::Mutex,
 };
 
-lazy_static! {
-    static ref RENDERER: Option<Mutex<KittyImageRenderer>> = KittyImageRenderer::new().map(Mutex::new);
-}
+static RENDERER: Lazy<Option<Mutex<KittyImageRenderer>>> = Lazy::new(|| {
+    KittyImageRenderer::new().map(Mutex::new)
+});
 
 // TODO try to find another way (making app_context mut ?) to pass this
 // around without the mutex gymnastic, and also to make it really lazy