From afe624d2b1339c6b76408ecbfd95d072d2a661ad Mon Sep 17 00:00:00 2001
From: Javier Sancho <jsf@jsancho.org>
Date: Fri, 4 Oct 2019 17:50:54 +0200
Subject: [PATCH] run and drop device

---
 examples/hello.scm    |  4 ++++
 irrlicht.scm          | 10 +++++++++-
 irrlicht/bindings.scm | 12 ++++++++++++
 3 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/examples/hello.scm b/examples/hello.scm
index c8643b5..cee3c64 100644
--- a/examples/hello.scm
+++ b/examples/hello.scm
@@ -25,3 +25,7 @@
 (define scene-manager (get-scene-manager device))
 
 (set-window-caption! device "Hello World!")
+
+(while (run? device))
+
+(drop! device)
diff --git a/irrlicht.scm b/irrlicht.scm
index 6e7ccff..4633241 100644
--- a/irrlicht.scm
+++ b/irrlicht.scm
@@ -27,7 +27,9 @@
   #:export (create-device
             get-video-driver
             get-scene-manager
-            set-window-caption!))
+            set-window-caption!
+            run?
+            drop!))
 
 (define* (create-device #:optional
                         (device-type 'software)
@@ -58,3 +60,9 @@
 
 (define (set-window-caption! device text)
   (ffi:set-window-caption device (string->pointer text)))
+
+(define (run? device)
+  (if (> (ffi:run device) 0) #t #f))
+
+(define (drop! device)
+  (if (> (ffi:drop device) 0) #t #f))
diff --git a/irrlicht/bindings.scm b/irrlicht/bindings.scm
index 148a785..e54de96 100644
--- a/irrlicht/bindings.scm
+++ b/irrlicht/bindings.scm
@@ -46,3 +46,15 @@
    void
    (dynamic-func "irr_IrrlichtDevice_setWindowCaption" cirr)
    (list '* '*)))
+
+(define-public run
+  (pointer->procedure
+   int
+   (dynamic-func "irr_IrrlichtDevice_run" cirr)
+   (list '*)))
+
+(define-public drop
+  (pointer->procedure
+   int
+   (dynamic-func "irr_IrrlichtDevice_drop" cirr)
+   (list '*)))
-- 
2.39.5