From a0782973b1f63136e43ec1c7883fbee2bd014dcb Mon Sep 17 00:00:00 2001
From: Justin Ethier <justin.ethier@gmail.com>
Date: Fri, 11 Aug 2017 19:49:58 -0400
Subject: [PATCH] Added notes

---
 runtime.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/runtime.c b/runtime.c
index cb575194..2d53e64c 100644
--- a/runtime.c
+++ b/runtime.c
@@ -5768,7 +5768,11 @@ void Cyc_io_read_token(void *data, object cont, object port)
       // - if a read is needed
       // - if token length exceeds mem_buf length
       // will need to figure something out, maybe copy out to another malloc'd buffer
-      // in those cases
+      // in those cases. I think that might be the best strategy, to malloc then realloc.
+      // in this case we need the following:
+      // - token buffer
+      // - start index (for tokens in mem_buf)
+      // - end index (for tokens in token buf, 0 if token buf is empty)
       _read_error(data, p, "Unhandled input sequence");
     }