From 4eeba49507f5fa642682db827e0bce2ed16fa241 Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Tue, 2 Oct 2018 11:57:39 -0600
Subject: [PATCH] Documentation/NuttShell.html:  Add a little more information
 for the NSH set command.

---
 Documentation/NuttShell.html | 7 +++++++
 sched/environ/env_foreach.c  | 3 +--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/Documentation/NuttShell.html b/Documentation/NuttShell.html
index 771788deb8..686a487908 100644
--- a/Documentation/NuttShell.html
+++ b/Documentation/NuttShell.html
@@ -2998,6 +2998,13 @@ nsh&gt;
   The local <i>Bash</i> variable would that then shadow the environment variable with a differing value.
   </small></blockquote>
 </p>
+<p>
+  If <code>CONFIG_NSH_VARS=y</code> is selected and no arguments are provided, then the <code>set</code> command will list all of the local NSH variables.
+</p>
+<ul><pre>
+nsh> set
+foolbar=foovalue
+</pre></ul>
 <p>
   Set the <i>exit on error control</i> and/or <i>print a trace</i> of commands when parsing scripts in NSH.
   The settings are in effect from the point of execution, until they are changed again, or in the case of the initialization script, the settings are returned to the default settings when it exits.
diff --git a/sched/environ/env_foreach.c b/sched/environ/env_foreach.c
index 8caca1d961..39f0dcb89b 100644
--- a/sched/environ/env_foreach.c
+++ b/sched/environ/env_foreach.c
@@ -57,8 +57,7 @@
  * Name: env_foreach
  *
  * Description:
- *   Search the provided environment structure for the variable of the
- *   specified name.
+ *   Visit each name-value pair in the environment.
  *
  * Input Parameters:
  *   group - The task group containing environment array to be searched.