1 files changed, 45 insertions, 0 deletions
diff --git a/src/scm/webid-oidc/client/gui/clock.scm b/src/scm/webid-oidc/client/gui/clock.scm
new file mode 100644
index 0000000..efb7ce8
--- /dev/null
+++ b/src/scm/webid-oidc/client/gui/clock.scm
@@ -0,0 +1,45 @@
+;; disfluid, implementation of the Solid specification
+;; Copyright (C) 2021  Vivien Kraus
+
+;; This program is free software: you can redistribute it and/or modify
+;; it under the terms of the GNU Affero General Public License as
+;; published by the Free Software Foundation, either version 3 of the
+;; License, or (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU Affero General Public License for more details.
+
+;; You should have received a copy of the GNU Affero General Public License
+;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+(define-module (webid-oidc client gui clock)
+  #:use-module (gi)
+  #:use-module (gi types)
+  #:use-module (gi util)
+  #:use-module (ice-9 atomic)
+  #:use-module (webid-oidc client gui application-hooks)
+  #:declarative? #t
+  #:export (wait))
+
+(use-typelibs ("GLib" "2.0"))
+
+(define pending-ops (make-atomic-box '()))
+
+(define (wait f)
+  (let ((old (atomic-box-ref pending-ops)))
+    (unless (eq? old (atomic-box-compare-and-swap! pending-ops old `(,f ,@old)))
+      (wait f))))
+
+(define (run . _)
+  (let ((old (atomic-box-ref pending-ops)))
+    (if (eq? old (atomic-box-compare-and-swap! pending-ops old '()))
+        (begin
+          (for-each (lambda (f) (f)) (reverse old))
+          #t)
+        (run))))
+
+(add-hook! application-activated-hook
+           (lambda (app)
+             (timeout-add 0 200 run)))