From 8dcb8a6af6efa73d1d11b811af6f8b8de842be92 Mon Sep 17 00:00:00 2001
From: Rogerz Zhang <rogerz.zhang@gmail.com>
Date: Sat, 19 Jan 2013 21:41:32 +0800
Subject: [PATCH] Use customized command string in scons

---
 tools/building.py | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/tools/building.py b/tools/building.py
index 8418ccd3e..feaaec935 100644
--- a/tools/building.py
+++ b/tools/building.py
@@ -113,9 +113,20 @@ def PrepareBuilding(env, root_directory, has_libcpu=False, remove_components = [
         and rtconfig.PLATFORM == 'gcc':
         AddDepend('RT_USING_MINILIBC')
 
-    #env['CCCOMSTR'] = "CC $TARGET"
-    #env['ASCOMSTR'] = "AS $TARGET"
-    #env['LINKCOMSTR'] = "Link $TARGET"
+    # add comstr option
+    AddOption('--default-comstr',
+                dest='default_comstr',
+                action='store_true',
+                default=False,
+                help='use default command string')
+
+    if not GetOption('default_comstr'):
+        env.Replace(
+            ASCOMSTR = 'AS $TARGET',
+            CCCOMSTR = 'CC $TARGET',
+            CXXCOMSTR = 'CXX $TARGET',
+            LINKCOMSTR = 'LINK $TARGET'
+        )
 
     # board build script
     objs = SConscript('SConscript', variant_dir='build', duplicate=0)
-- 
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