Make configure script runnable from external workspace. (#17172)

To run from external workspace, you should now be able to invoke
script like the following. This will generate some TensorFlow specfic
bazel options and import them into your project's .bazelrc.

$(bazel info output_base)/external/org_tensorflow/configure.py --workspace=$(PWD)

1 files changed, 2 insertions, 1 deletions

diff --git a/configure b/configure
index 9c21d2b03a..66b66ba54e 100755
--- a/configure
+++ b/configure
@@ -8,7 +8,8 @@ if [ -z "$PYTHON_BIN_PATH" ]; then
 fi
 
 # Set all env variables
-"$PYTHON_BIN_PATH" configure.py
+CONFIGURE_DIR=$(dirname "$0")
+"$PYTHON_BIN_PATH" "${CONFIGURE_DIR}/configure.py" "$@"
 
 echo "Configuration finished"