(ems) itch.io, readd log window

pkg/emscripten/itch/index.html

@@ -4,6 +4,7 @@
    <meta charset="utf-8">
    <title>RetroArch Web Player</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
+   <base target="_parent" />
    <!-- Bootstrap core CSS -->
    <link href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0-alpha.3/css/bootstrap.min.css" rel="stylesheet" type="text/css">
     <!-- Font Awesome -->
@@ -113,6 +114,18 @@
          </div>
       </div>
    </div>
+   <div class="container">
+      <div class="row">
+         <div class="col-sm-12 form-group btn-group text-xs-center p-t-2">
+            <div class="card">
+                <div class="view overlay hm-white-slight" align="center">
+                     <textarea id="output" rows="15"></textarea>
+                </div>
+            </div>
+
+         </div>
+      </div>
+   </div>
 
    <script src="//code.jquery.com/jquery-3.1.0.min.js"></script>
    <script src="//rawgit.com/jeresig/jquery.hotkeys/master/jquery.hotkeys.js"></script>

pkg/emscripten/itch/itch.js

@@ -5,7 +5,6 @@
  */
 var dropbox = false;
 var client = new Dropbox.Client({ key: "il6e10mfd7pgf8r" });
-var XFS;
 var BrowserFS = browserfs;
 
 var showError = function(error) {
@@ -46,6 +45,11 @@ var showError = function(error) {
   }
 };
 
+function reload()
+{
+   window.top.location.reload();
+}
+
 function dropboxInit()
 {
   document.getElementById('btnRun').disabled = true;
@@ -240,7 +244,25 @@ var Module =
   arguments: ["-v", "--menu"],
   preRun: [],
   postRun: [],
-  
+  print: (function() 
+  {
+     var element = document.getElementById('output');
+     element.value = ''; // clear browser cache
+     return function(text) 
+     {
+        text = Array.prototype.slice.call(arguments).join(' ');
+        element.value += text + "\n";
+        element.scrollTop = 99999; // focus on bottom
+     };
+  })(),
+
+  printErr: function(text)
+  {
+     var text = Array.prototype.slice.call(arguments).join(' ');
+     var element = document.getElementById('output');
+     element.value += text + "\n";
+     element.scrollTop = 99999; // focus on bottom
+  },
   canvas: document.getElementById('canvas'),
   totalDependencies: 0,
   monitorRunDependencies: function(left)