From 938d65a58a89d8d382eb8b047fc4748d5b37f28c Mon Sep 17 00:00:00 2001
From: Qiu Shumin <shumin.qiu@intel.com>
Date: Sat, 10 Oct 2015 01:19:43 +0000
Subject: [PATCH] ShellPkg: Print error message when Shell set environment
 variable fail.

If you try to 'set' a read only environment variable and it fails without printing any information.
This patch add error message printing when 'set' environment variable fails.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qiu Shumin <shumin.qiu@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18598 6f19259b-4bc3-4df7-8a09-765794883524
---
 .../Library/UefiShellLevel2CommandsLib/Set.c  |   7 ++++++-
 .../UefiShellLevel2CommandsLib.uni            | Bin 109570 -> 109742 bytes
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/ShellPkg/Library/UefiShellLevel2CommandsLib/Set.c b/ShellPkg/Library/UefiShellLevel2CommandsLib/Set.c
index 45948e1275..d5e6a08978 100644
--- a/ShellPkg/Library/UefiShellLevel2CommandsLib/Set.c
+++ b/ShellPkg/Library/UefiShellLevel2CommandsLib/Set.c
@@ -2,7 +2,7 @@
   Main file for attrib shell level 2 function.
 
   (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
-  Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
   which accompanies this distribution.  The full text of the license may be found at
@@ -141,6 +141,11 @@ ShellCommandRunSet (
         // assigning one
         //
         Status = ShellSetEnvironmentVariable(KeyName, Value, ShellCommandLineGetFlag(Package, L"-v"));
+        if (EFI_ERROR(Status)) {
+          ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SET_ERROR_SET), gShellLevel2HiiHandle, L"set", KeyName);
+          ShellStatus = (SHELL_STATUS) (Status & (~MAX_BIT));
+        }
+        
       } else {
         if (KeyName != NULL) {
           //
diff --git a/ShellPkg/Library/UefiShellLevel2CommandsLib/UefiShellLevel2CommandsLib.uni b/ShellPkg/Library/UefiShellLevel2CommandsLib/UefiShellLevel2CommandsLib.uni
index 29563d2e21737be3c84a7e3413596a4fc8e0850b..cc2c33cda4a6bf1c4f5dbc8527dfaaab5185ca53 100644
GIT binary patch
delta 93
zcmZp=!M5%u+k_{KrW>CgSD0+TAu%~mo`c_&AqWWlfjFKan89_jqps-W2b@Ne6F6B!
t6B&{iau`w>6c|bv@_}SAkX<tQVW{ln4Vp5O9hBIb&na#{r^sm11pq_q8_WOz

delta 27
jcmZ2?ldb6n+k_{KCL5m~SD3s(Q>M8@X?uwhqg59Gwb%>C

-- 
2.39.2