extract build option function

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>

build.sh

@@ -340,23 +340,8 @@ checkopts()
     esac
   done
 }
-checkopts "$@"
-echo "---------------- MindSpore: build start ----------------"
-mkdir -pv "${BUILD_PATH}/package/mindspore/lib"
-git submodule update --init graphengine
-if [[ "X$ENABLE_AKG" = "Xon" ]] && [[ "X$ENABLE_D" = "Xon" || "X$ENABLE_GPU" = "Xon" ]]; then
-    git submodule update --init --recursive akg
-fi
 
-build_exit()
-{
-    echo "$@" >&2
-    stty echo
-    exit 1
-}
-
-# Create building path
-build_mindspore()
+parse_device()
 {
   # Process build option
   if [[ "X$DEVICE" == "Xgpu" ]]; then
@@ -403,7 +388,27 @@ build_mindspore()
     usage
     exit 1
   fi
+}
+
+checkopts "$@"
+parse_device
+echo "---------------- MindSpore: build start ----------------"
+mkdir -pv "${BUILD_PATH}/package/mindspore/lib"
+git submodule update --init graphengine
+if [[ "X$ENABLE_AKG" = "Xon" ]] && [[ "X$ENABLE_D" = "Xon" || "X$ENABLE_GPU" = "Xon" ]]; then
+    git submodule update --init --recursive akg
+fi
 
+build_exit()
+{
+    echo "$@" >&2
+    stty echo
+    exit 1
+}
+
+# Create building path
+build_mindspore()
+{
     echo "start build mindspore project."
     mkdir -pv "${BUILD_PATH}/mindspore"
     cd "${BUILD_PATH}/mindspore"
@@ -692,9 +697,6 @@ build_lite()
 {
     get_version
     echo "============ Start building MindSpore Lite ${VERSION_STR} ============"
-    if [[ "X$DEVICE" == "Xgpu" ]]; then
-      ENABLE_GPU="on"
-    fi
     if [ "${ENABLE_GPU}" == "on" ] && [ "${LITE_PLATFORM}" == "arm64" ]; then
       echo "start build opencl"
       build_opencl