1 files changed, 34 insertions, 34 deletions
diff --git a/common/lock.js b/common/lock.js
index 3358393..1130762 100644
--- a/common/lock.js
+++ b/common/lock.js
@@ -19,40 +19,40 @@
  * in a promise.
  */
 
-"use strict";
-
-(() => {
-    function make_lock() {
-	return {free: true, queue: []};
+function make_lock() {
+    return {free: true, queue: []};
+}
+
+function _lock(lock, cb) {
+    if (lock.free) {
+	lock.free = false;
+	setTimeout(cb);
+    } else {
+	lock.queue.push(cb);
     }
-
-    function _lock(lock, cb) {
-	if (lock.free) {
-	    lock.free = false;
-	    setTimeout(cb);
-	} else {
-	    lock.queue.push(cb);
-	}
+}
+
+function lock(lock) {
+    return new Promise((resolve, reject) => _lock(lock, resolve));
+}
+
+function unlock(lock) {
+    if (lock.free)
+	throw new Exception("Attempting to release a free lock");
+
+    if (lock.queue.length === 0) {
+	lock.free = true;
+    } else {
+	let cb = lock.queue[0];
+	lock.queue.splice(0, 1);
+	setTimeout(cb);
     }
+}
 
-    function lock(lock) {
-	return new Promise((resolve, reject) => _lock(lock, resolve));
-    }
-
-    function unlock(lock) {
-	if (lock.free)
-	    throw new Exception("Attempting to release a free lock");
-
-	if (lock.queue.length === 0) {
-	    lock.free = true;
-	} else {
-	    let cb = lock.queue[0];
-	    lock.queue.splice(0, 1);
-	    setTimeout(cb);
-	}
-    }
-
-    window.make_lock = make_lock;
-    window.lock = lock;
-    window.unlock = unlock;
-})();
+/*
+ * EXPORTS_START
+ * EXPORT make_lock
+ * EXPORT lock
+ * EXPORT unlock
+ * EXPORTS_END
+ */