oe-git-proxy: allow setting SOCAT from outside

This allows to write selftests where we can mock the real socat.

Signed-off-by: Henning Schild <henning.schild@siemens.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>

diff --git a/scripts/oe-git-proxy b/scripts/oe-git-proxy
index bb2ed2a46e45deef0f67a4f54014d8cf659ab333..8499a99a71f11f6e192af5a82b46aae0889cd0ee 100755 (executable)
--- a/scripts/oe-git-proxy
+++ b/scripts/oe-git-proxy
@@ -41,10 +41,12 @@ if [ $# -lt 2 -o "$1" = '--help' -o "$1" = '-h' ] ; then
 fi
 
 # Locate the netcat binary
-SOCAT=$(which socat 2>/dev/null)
-if [ $? -ne 0 ]; then
-       echo "ERROR: socat binary not in PATH" 1>&2
-       exit 1
+if [ -z "$SOCAT" ]; then
+       SOCAT=$(which socat 2>/dev/null)
+       if [ $? -ne 0 ]; then
+               echo "ERROR: socat binary not in PATH" 1>&2
+               exit 1
+       fi
 fi
 METHOD=""