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-rwxr-xr-xtools/genenv8
1 files changed, 4 insertions, 4 deletions
diff --git a/tools/genenv b/tools/genenv
index 95082ee54..5878a23ae 100755
--- a/tools/genenv
+++ b/tools/genenv
@@ -30,11 +30,11 @@ check_binarydependencies
REAL_PATH=$(python -c "import os,sys;print os.path.realpath('$0')")
cd "$(dirname "$REAL_PATH")/.."
-MY_IP=$(ip route get $(ip route | awk '$1 == "default" {print $3}') |
- awk '$4 == "src" {print $5}')
+MY_IP=${MY_IP:-$(ip route get $(ip route | awk '$1 == "default" {print $3}') |
+ awk '$4 == "src" {print $5}')}
-MY_DEV=$(ip route get $(ip route | awk '$1 == "default" {print $3}') |
- awk '$4 == "src" {print $3}')
+MY_DEV=${MY_DEV:-$(ip route get $(ip route | awk '$1 == "default" {print $3}') |
+ awk '$4 == "src" {print $3}')}
echo MY_IP=$MY_IP
echo MY_DEV=$MY_DEV