+ #
+ # Set $WORKSPACE
+ #
+ export WORKSPACE=$PWD
+ return 0
+}
+
+function SetupEnv()
+{
+ if [ -n "$EDK_TOOLS_PATH" ]
+ then
+ . $EDK_TOOLS_PATH/BuildEnv
+ elif [ -f "$WORKSPACE/BaseTools/BuildEnv" ]
+ then
+ . $WORKSPACE/BaseTools/BuildEnv
+ elif [ -n "$PACKAGES_PATH" ]
+ then
+ PATH_LIST=$PACKAGES_PATH
+ PATH_LIST=${PATH_LIST//:/ }
+ for DIR in $PATH_LIST
+ do
+ if [ -f "$DIR/BaseTools/BuildEnv" ]
+ then
+ export EDK_TOOLS_PATH=$DIR/BaseTools
+ . $DIR/BaseTools/BuildEnv
+ break
+ fi
+ done
+ else
+ echo BaseTools not found in your tree, and EDK_TOOLS_PATH is not set.
+ echo Please check that WORKSPACE or PACKAGES_PATH is not set incorrectly
+ echo in your shell, or point EDK_TOOLS_PATH at the directory that contains
+ echo the EDK2 BuildEnv script.
+ return 1
+ fi
+}
+
+function SetupPython3()
+{
+ if [ $origin_version ];then
+ origin_version=
+ fi
+ for python in $(whereis python3)
+ do
+ python=$(echo $python | grep "[[:digit:]]$" || true)
+ python_version=${python##*python}
+ if [ -z "${python_version}" ] || (! command -v $python >/dev/null 2>&1);then
+ continue
+ fi
+ if [ -z $origin_version ];then
+ origin_version=$python_version
+ export PYTHON_COMMAND=$python
+ continue
+ fi
+ if [[ "$origin_version" < "$python_version" ]]; then
+ origin_version=$python_version
+ export PYTHON_COMMAND=$python
+ fi
+ done
+ return 0
+}
+
+function SetupPython()
+{
+ if [ $PYTHON_COMMAND ] && [ -z $PYTHON3_ENABLE ];then
+ if ( command -v $PYTHON_COMMAND >/dev/null 2>&1 );then
+ return 0
+ else
+ echo $PYTHON_COMMAND Cannot be used to build or execute the python tools.
+ return 1
+ fi
+ fi
+
+ if [ $PYTHON3_ENABLE ] && [ $PYTHON3_ENABLE == TRUE ]
+ then
+ SetupPython3
+ fi
+
+ if [ $PYTHON3_ENABLE ] && [ $PYTHON3_ENABLE != TRUE ]
+ then
+ if [ $origin_version ];then
+ origin_version=
+ fi
+ for python in $(whereis python2)
+ do
+ python=$(echo $python | grep "[[:digit:]]$" || true)
+ python_version=${python##*python}
+ if [ -z "${python_version}" ] || (! command -v $python >/dev/null 2>&1);then
+ continue
+ fi
+ if [ -z $origin_version ]
+ then
+ origin_version=$python_version
+ export PYTHON_COMMAND=$python
+ continue
+ fi
+ if [[ "$origin_version" < "$python_version" ]]; then
+ origin_version=$python_version
+ export PYTHON_COMMAND=$python
+ fi
+ done
+ return 0
+ fi
+
+ SetupPython3
+}
+
+function SourceEnv()
+{
+ SetWorkspace &&
+ SetupEnv
+ SetupPython
+}
+
+I=$#
+while [ $I -gt 0 ]
+do
+ case "$1" in
+ BaseTools)
+ # Ignore argument for backwards compatibility
+ shift
+ ;;
+ --reconfig)
+ RECONFIG=TRUE
+ shift
+ ;;
+ *)
+ HelpMsg
+ break
+ ;;
+ esac
+ I=$((I - 1))
+done
+
+if [ $I -gt 0 ]