1 files changed, 133 insertions, 0 deletions
diff --git a/manuals/chickadee/Queues.html b/manuals/chickadee/Queues.html
new file mode 100644
index 0000000..1df6f78
--- /dev/null
+++ b/manuals/chickadee/Queues.html
@@ -0,0 +1,133 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html>
+<!-- Copyright (C) 2017-2021  David Thompson davet@gnu.org
+
+Permission is granted to copy, distribute and/or modify this document
+under the terms of the GNU Free Documentation License, Version 1.3
+or any later version published by the Free Software Foundation;
+with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
+A copy of the license is included in the section entitled "GNU
+Free Documentation License".
+
+A copy of the license is also available from the Free Software
+Foundation Web site at http://www.gnu.org/licenses/fdl.html.
+
+
+* Chickadee: (chickadee).     Game programming toolkit for Guile.
+
+The document was typeset with
+http://www.texinfo.org/ (GNU Texinfo).
+ -->
+<!-- Created by GNU Texinfo 6.7, http://www.gnu.org/software/texinfo/ -->
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<title>Queues (The Chickadee Game Toolkit)</title>
+
+<meta name="description" content="Queues (The Chickadee Game Toolkit)">
+<meta name="keywords" content="Queues (The Chickadee Game Toolkit)">
+<meta name="resource-type" content="document">
+<meta name="distribution" content="global">
+<meta name="Generator" content="makeinfo">
+<link href="index.html" rel="start" title="Top">
+<link href="Index.html" rel="index" title="Index">
+<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
+<link href="Data-Structures.html" rel="up" title="Data Structures">
+<link href="Heaps.html" rel="next" title="Heaps">
+<link href="Array-Lists.html" rel="prev" title="Array Lists">
+<style type="text/css">
+<!--
+a.summary-letter {text-decoration: none}
+blockquote.indentedblock {margin-right: 0em}
+div.display {margin-left: 3.2em}
+div.example {margin-left: 3.2em}
+div.lisp {margin-left: 3.2em}
+kbd {font-style: oblique}
+pre.display {font-family: inherit}
+pre.format {font-family: inherit}
+pre.menu-comment {font-family: serif}
+pre.menu-preformatted {font-family: serif}
+span.nolinebreak {white-space: nowrap}
+span.roman {font-family: initial; font-weight: normal}
+span.sansserif {font-family: sans-serif; font-weight: normal}
+ul.no-bullet {list-style: none}
+@media (min-width: 1140px) {
+    body {
+        margin-left: 14rem;
+        margin-right: 4rem;
+        max-width: 52rem;
+    }
+}
+
+@media (min-width: 800px) and (max-width: 1140px) {
+    body {
+        margin-left: 6rem;
+        margin-right: 4rem;
+        max-width: 52rem;
+    }
+}
+
+@media (max-width: 800px) {
+    body {
+        margin: 1rem;
+    }
+}
+
+-->
+</style>
+<link rel="stylesheet" type="text/css" href="https://dthompson.us/css/dthompson.css">
+
+
+</head>
+
+<body lang="en">
+<span id="Queues"></span><div class="header">
+<p>
+Next: <a href="Heaps.html" accesskey="n" rel="next">Heaps</a>, Previous: <a href="Array-Lists.html" accesskey="p" rel="prev">Array Lists</a>, Up: <a href="Data-Structures.html" accesskey="u" rel="up">Data Structures</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Index.html" title="Index" rel="index">Index</a>]</p>
+</div>
+<hr>
+<span id="Queues-1"></span><h4 class="subsection">5.6.2 Queues</h4>
+
+<p>The <code>(chickadee data queue)</code> module provides a mutable queue that
+is more memory efficient than Guile&rsquo;s built-in <code>(ice-9 q)</code>
+module.
+</p>
+<dl>
+<dt id="index-make_002dqueue">Procedure: <strong>make-queue</strong></dt>
+<dd><p>Return a new, empty queue.
+</p></dd></dl>
+
+<dl>
+<dt id="index-queue_003f">Procedure: <strong>queue?</strong> <em>obj</em></dt>
+<dd><p>Return <code>#t</code> if <var>obj</var> is a queue.
+</p></dd></dl>
+
+<dl>
+<dt id="index-queue_002dempty_003f">Procedure: <strong>queue-empty?</strong> <em>queue</em></dt>
+<dd><p>Return <code>#t</code> if <var>queue</var> is empty.
+</p></dd></dl>
+
+<dl>
+<dt id="index-queue_002dlength">Procedure: <strong>queue-length</strong> <em>queue</em></dt>
+<dd><p>Return the current length of <var>queue</var>.
+</p></dd></dl>
+
+<dl>
+<dt id="index-enqueue_0021">Procedure: <strong>enqueue!</strong> <em>queue item</em></dt>
+<dd><p>Add <var>item</var> to <var>queue</var>.
+</p></dd></dl>
+
+<dl>
+<dt id="index-dequeue_0021">Procedure: <strong>dequeue!</strong> <em>queue</em></dt>
+<dd><p>Remove and return the first item in <var>queue</var>.
+</p></dd></dl>
+
+<dl>
+<dt id="index-queue_002dclear_0021">Procedure: <strong>queue-clear!</strong> <em>queue</em></dt>
+<dd><p>Remove all items from <var>queue</var>.
+</p></dd></dl>
+
+
+
+
+</body>
+</html>