From 890fad50993f405a15d8970000d71ea1ad660580 Mon Sep 17 00:00:00 2001
From: "kepler155c@gmail.com" <kepler155c@gmail.com>
Date: Fri, 2 Jun 2017 15:42:40 -0400
Subject: [PATCH] webrun

---
 sys/apis/fs/urlfs.lua | 32 ++++++++++++++++++++++----------
 1 file changed, 22 insertions(+), 10 deletions(-)

diff --git a/sys/apis/fs/urlfs.lua b/sys/apis/fs/urlfs.lua
index 2e9afad..87ea5c9 100644
--- a/sys/apis/fs/urlfs.lua
+++ b/sys/apis/fs/urlfs.lua
@@ -37,7 +37,7 @@ end
 
 function urlfs.open(node, fn, fl)
 
-  if fl ~= 'r' then
+  if fl ~= 'r' and fl ~= 'rb' then
     error('Unsupported mode')
   end
 
@@ -58,19 +58,31 @@ function urlfs.open(node, fn, fl)
 
   local ctr = 0
   local lines
+
+  if fl == 'r' then
+    return {
+      readLine = function()
+        if not lines then
+          lines = Util.split(c)
+        end
+        ctr = ctr + 1
+        return lines[ctr]
+      end,
+      readAll = function()
+        return c
+      end,
+      close = function()
+        lines = nil
+      end,
+    }
+  end
   return {
-    readLine = function()
-      if not lines then
-        lines = Util.split(c)
-      end
+    read = function()
       ctr = ctr + 1
-      return lines[ctr]
-    end,
-    readAll = function()
-      return c
+      return c:sub(ctr, ctr)
     end,
     close = function()
-      lines = nil
+      ctr = 0
     end,
   }
 end