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author[email protected] <[email protected]>2012-01-13 14:58:58 +0000
committer[email protected] <[email protected]>2012-01-13 14:58:58 +0000
commitc021765b71c4cb4e4dfff5301a74f37b43e35c24 (patch)
treee2c555cf17930967b235e161953b2838c14d96e5 /bsp/lpc176x/SConstruct
parentd21b20835f7cbf3cf6037e43f8e964adb2af75e0 (diff)
update building script.
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1917 bbd45198-f89e-11dd-88c7-29a3b14d5316
Diffstat (limited to 'bsp/lpc176x/SConstruct')
-rw-r--r--bsp/lpc176x/SConstruct5
1 files changed, 4 insertions, 1 deletions
diff --git a/bsp/lpc176x/SConstruct b/bsp/lpc176x/SConstruct
index fddbc18a1c..9e9229fa3a 100644
--- a/bsp/lpc176x/SConstruct
+++ b/bsp/lpc176x/SConstruct
@@ -2,7 +2,10 @@ import os
import sys
import rtconfig
-RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
+if os.getenv('RTT_ROOT'):
+ RTT_ROOT = os.getenv('RTT_ROOT')
+else:
+ RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
from building import *