From 5442825dfd774a1d1f55d4d0e9d2821abb551caf Mon Sep 17 00:00:00 2001
From: Gunhan Gulsoy <gunan@google.com>
Date: Fri, 21 Jul 2017 14:41:54 -0700
Subject: Re-enable using local MKL directory.

Setting TF_MKL_ROOT environment variable (together with "--config=mkl")
before build will enforce using a local copy of MKL during build.

PiperOrigin-RevId: 162787130
---
 configure | 35 ++++++++++-------------------------
 1 file changed, 10 insertions(+), 25 deletions(-)

(limited to 'configure')

diff --git a/configure b/configure
index cd957a06f8..1eeaffaf74 100755
--- a/configure
+++ b/configure
@@ -202,31 +202,16 @@ fi
 setup_python
 
 ## Set up MKL related environment settings
-while [ "$TF_NEED_MKL" == "" ]; do
-  fromuser=""
-  read -p "Do you wish to build TensorFlow with MKL support? [y/N] " INPUT
-  fromuser="1"
-  case $INPUT in
-    [Yy]* ) echo "MKL support will be enabled for TensorFlow"; TF_NEED_MKL=1;;
-    [Nn]* ) echo "No MKL support will be enabled for TensorFlow"; TF_NEED_MKL=0;;
-    "" ) echo "No MKL support will be enabled for TensorFlow"; TF_NEED_MKL=0;;
-    * ) echo "Invalid selection: " $INPUT;;
-  esac
-done
-
-OSNAME=`uname -s`
-
-if [ "$TF_NEED_MKL" == "1" ]; then # TF_NEED_MKL
-  if [ "$OSNAME" == "Linux" ]; then
-    write_to_bazelrc 'build:mkl --define with_mkl_support=true'
-    write_to_bazelrc 'build:mkl -c opt'
-    write_to_bazelrc 'build:mkl --copt="-DEIGEN_USE_VML"'
-    echo "Add \"--config=mkl\" to your bazel command to build with MKL support."
-  elif [ "$OSNAME" == "Darwin" ]; then
-      echo "Darwin is unsupported yet";
-      exit 1
-  fi
-fi # TF_NEED_MKL
+write_to_bazelrc 'build:mkl --define with_mkl_support=true'
+write_to_bazelrc 'build:mkl --define using_mkl=true'
+write_to_bazelrc 'build:mkl -c opt'
+write_to_bazelrc 'build:mkl --copt="-DEIGEN_USE_VML"'
+echo ""
+echo "Add \"--config=mkl\" to your bazel command to build with MKL support."
+echo "Please note that MKL on MacOS or windows is still not supported."
+echo "If you would like to use a local MKL instead of downloading, please "
+echo "  set the environment variable \"TF_MKL_ROOT\" every time before build."
+echo ""
 ## End MKL setup
 
 ## Set up architecture-dependent optimization flags.
-- 
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