From 67dd8c4a0d99c6150a2a3e051f652acec5af26f5 Mon Sep 17 00:00:00 2001
From: armink <armink.ztl@gmail.com>
Date: Thu, 7 Jun 2018 17:35:31 +0800
Subject: [PATCH] [tools][scons] Fix error notice when 'EXEC_PATH' is not
 exist.

---
 tools/building.py | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/tools/building.py b/tools/building.py
index 8ddacaa29e..4f75811e11 100644
--- a/tools/building.py
+++ b/tools/building.py
@@ -130,9 +130,6 @@ def PrepareBuilding(env, root_directory, has_libcpu=False, remove_components = [
 
     sys.path = sys.path + [os.path.join(Rtt_Root, 'tools')]
 
-    if not os.path.exists(rtconfig.EXEC_PATH):
-        print "Error: Toolchain path (%s) is not exist, please check 'EXEC_PATH' in path or rtconfig.py." % rtconfig.EXEC_PATH
-        sys.exit(1)
     # add compability with Keil MDK 4.6 which changes the directory of armcc.exe
     if rtconfig.PLATFORM == 'armcc':
         if not os.path.isfile(os.path.join(rtconfig.EXEC_PATH, 'armcc.exe')):
@@ -791,6 +788,11 @@ def EndBuilding(target, program = None):
         from cscope import CscopeDatabase
         CscopeDatabase(Projects)
 
+    if not GetOption('help') and not GetOption('target'):
+        if not os.path.exists(rtconfig.EXEC_PATH):
+            print "Error: Toolchain path (%s) is not exist, please check 'EXEC_PATH' in path or rtconfig.py." % rtconfig.EXEC_PATH
+            sys.exit(1)
+
 def SrcRemove(src, remove):
     if not src:
         return