From 9ac8ffc564e007f64465f2ae2d345f55df20fad4 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Fri, 3 Jun 2011 15:38:26 +0000
Subject: [PATCH] Fix a nasty bug that was closing stdin

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3663 42af7a65-404d-4744-a932-0658087f49c3
---
 lib/stdio/lib_fgets.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/stdio/lib_fgets.c b/lib/stdio/lib_fgets.c
index 3f72f00005..ce2aa9476d 100644
--- a/lib/stdio/lib_fgets.c
+++ b/lib/stdio/lib_fgets.c
@@ -97,7 +97,10 @@ static const char g_erasetoeol[] = "\033[K";
 static inline int _lib_rawgetc(int fd)
 {
   char buffer;
-  if (read(fd, &buffer, 1) < 1)
+  ssize_t nread;
+
+  nread = read(fd, &buffer, 1);
+  if (nread < 1)
     {
       /* Return EOF if the end of file (0) or error (-1) occurs */