[qtcreator] update env vars

qtcreator/README.md

@@ -5,7 +5,7 @@ After installation the following still needs to be done to configure QtCreator w
 1. Open QtCreator
 2. Open Tools -> Options
 3. Select the 'Build & Run' page on the left.
-    - In the 'General' tab change projects directory to `%{Env:TUE_SYSTEM_DIR}/src`
+    - In the 'General' tab change projects directory to `%{Env:TUE_ENV_WS_DIR}/src`
     - In 'Default Build Properties' tab change 'Default build directory' to `%{Env:CURRENT_CMAKE_BUILD_DIR}/%{Project:Name}`
 
 This matches the instructions from the [ROS Wiki](http://wiki.ros.org/IDEs#QtCreator)

qtcreator/setup

@@ -5,12 +5,13 @@ function qtcreator
     /opt/Qt/Tools/QtCreator/bin/qtcreator.sh
 }
 
-if [[ "${TUE_ROS_VERSION}" -eq 1 ]]
+[[ -v TUE_ENV_ROS_VERSION || -v TUE_ROS_VERSION ]] || { TUE_ENV_ROS_VERSION=${TUE_ROS_VERSION}; >&2 echo "Change the config of your environment to use 'TUE_ENV_ROS_VERSION' instead of 'TUE_ROS_VERSION'"; }
+if [[ "${TUE_ENV_ROS_VERSION}" -eq 1 ]]
 then
     # Make sure packages can be build by QT
-    CURRENT_CMAKE_BUILD_DIR=$(catkin locate --workspace "${TUE_SYSTEM_DIR}" --build 2>/dev/null)
+    CURRENT_CMAKE_BUILD_DIR=$(catkin locate --workspace "${TUE_ENV_WS_DIR}" --build 2>/dev/null)
 else
-    CURRENT_CMAKE_BUILD_DIR="${TUE_SYSTEM_DIR}"/build
+    CURRENT_CMAKE_BUILD_DIR="${TUE_ENV_WS_DIR}"/build
 fi
 
 export CURRENT_CMAKE_BUILD_DIR