From f68bf22a795d1445aa6695b8497185ce3103a4f6 Mon Sep 17 00:00:00 2001
From: isaacs <i@izs.me>
Date: Wed, 13 Jun 2012 18:13:25 -0700
Subject: [PATCH] Handle non-TTY inputs better

---
 lib/read.js | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/lib/read.js b/lib/read.js
index 394e051..eb00fd5 100644
--- a/lib/read.js
+++ b/lib/read.js
@@ -6,13 +6,19 @@ var buffer = ""
   , StringDecoder = require("string_decoder").StringDecoder
 
 function raw (mode) {
+  if (process.stdin.setRawMode) {
+    if (process.stdin.isTTY) {
+      process.stdin.setRawMode(mode)
+    }
+    return
+  }
+  // old style
   try {
-    process.stdin.setRawMode(mode)
-  } catch (e) {
     tty.setRawMode(mode)
-  }
+  } catch (e) {}
 }
 
+
 function read (opts, cb) {
   if (!cb) cb = opts, opts = {}
 
@@ -27,6 +33,7 @@ function read (opts, cb) {
   // switching into raw mode is a little bit painful.
   // avoid if possible.
   var r = silent || num  ? rawRead : normalRead
+  if (r === rawRead && !process.stdin.isTTY) r = normalRead
 
   if (timeout) {
     cb = (function (cb) {
@@ -88,6 +95,11 @@ function normalRead (def, timeout, silent, num, cb) {
         if (i !== 0) val = val.substr(i)
       }
 
+      // hack.  if we get the number of chars, just pretend there was a delim
+      if (num > 0 && val.length >= num) {
+        val = val.substr(0, num) + "\n" + val.substr(num)
+      }
+
       // buffer whatever might have come *after* the delimter
       var delimIndex = val.indexOf("\n")
       if (delimIndex !== -1) {