replaced <ros2_distro> with $ROS_DISTRO

Author: glitchhopcore

development_guides/build_docs/build_troubleshooting_guide.rst

@@ -9,7 +9,7 @@ Common Nav2 Dependencies Build Failures
 * Make sure that .bashrc file has no ROS environment variables in it. Open new terminals and try to build the packages again.
 
 * Make sure to run rosdep for the correct ROS 2 distribution.
-  ``rosdep install -y -r -q --from-paths src --ignore-src --rosdistro <ros2-distro>``
+  ``rosdep install -y -r -q --from-paths src --ignore-src --rosdistro $ROS_DISTRO``
 
 * Make sure that the ``setup.bash`` is sourced in the ROS 2 installation or ROS 2 main build workspace, if applicable. Check if you can run talker and listener nodes.
 

getting_started/index.rst

@@ -28,23 +28,23 @@ Thus, for Jazzy and newer, the installation packages and instructions are slight
 
    .. code-block:: bash
 
-      sudo apt install ros-<ros2-distro>-navigation2
-      sudo apt install ros-<ros2-distro>-nav2-bringup
+      sudo apt install ros-$ROS_DISTRO-navigation2
+      sudo apt install ros-$ROS_DISTRO-nav2-bringup
 
 3. Install the demo robot (Turtlebot) for gazebo:
 
 For **Jazzy and newer**, install the Turtlebot 3 & 4 packages for Gazebo Modern. It should be automatically installed with ``nav2_bringup``:
 
    .. code-block:: bash
 
-      sudo apt install ros-<ros2-distro>-nav2-minimal-tb*
+      sudo apt install ros-$ROS_DISTRO-nav2-minimal-tb*
 
 
 For **Iron and older**, install Turtlebot 3 packages for gazebo classic:
 
    .. code-block:: bash
 
-      sudo apt install ros-<ros2-distro>-turtlebot3-gazebo
+      sudo apt install ros-$ROS_DISTRO-turtlebot3-gazebo
 
 Running the Example
 *******************
@@ -54,9 +54,9 @@ Running the Example
 
    .. code-block:: bash
 
-      source /opt/ros/<ros2-distro>/setup.bash
+      source /opt/ros/$ROS_DISTRO/setup.bash
       export TURTLEBOT3_MODEL=waffle  # Iron and older only with Gazebo Classic
-      export GAZEBO_MODEL_PATH=$GAZEBO_MODEL_PATH:/opt/ros/<ros2-distro>/share/turtlebot3_gazebo/models # Iron and older only with Gazebo Classic
+      export GAZEBO_MODEL_PATH=$GAZEBO_MODEL_PATH:/opt/ros/$ROS_DISTRO/share/turtlebot3_gazebo/models # Iron and older only with Gazebo Classic
 
 3. In the same terminal, run:
 

setup_guides/odom/setup_odom_gz.rst

@@ -81,7 +81,7 @@ Setup and Prerequisites
 
 .. code-block:: shell
 
-  sudo apt install ros-<ros2-distro>-ros-gz
+  sudo apt install ros-$ROS_DISTRO-ros-gz
 
 Adding Gazebo Plugins to a URDF/SDF
 ===================================

setup_guides/odom/setup_odom_gz_classic.rst

@@ -81,7 +81,7 @@ We also need to install the ``gazebo_ros_pkgs`` package to simulate odometry and
 
 .. code-block:: shell
 
-  sudo apt install ros-<ros2-distro>-gazebo-ros-pkgs
+  sudo apt install ros-$ROS_DISTRO-gazebo-ros-pkgs
 
 You can test if you have successfully set up your ROS 2 and Gazebo environments by following the instructions `given here <http://gazebosim.org/tutorials?tut=ros2_installing&cat=connect_ros#TestingGazeboandROS2integration>`_.
 

setup_guides/odom/setup_robot_localization.rst

@@ -29,7 +29,7 @@ First, install the ``robot_localization`` package using your machines package ma
 
 .. code-block:: shell
 
-  sudo apt install ros-<ros2-distro>-robot-localization
+  sudo apt install ros-$ROS_DISTRO-robot-localization
 
 Next, we specify the parameters of the ``ekf_node`` using a YAML file. Create a directory named ``config`` at the root of your project and create a file named ``ekf.yaml``. Copy the following lines of code into your ``ekf.yaml`` file.
 

setup_guides/sdf/setup_sdf.rst

@@ -17,7 +17,7 @@ We can also use our SDF with the robot_state_publisher using the following packa
 
 .. code-block:: shell
 
-  sudo apt install ros-<ros2-distro>-sdformat-urdf
+  sudo apt install ros-$ROS_DISTRO-sdformat-urdf
 
 This package contains a C++ library and urdf_parser_plugin for converting SDFormat XML into URDF C++ structures. Installing it allows one to use SDFormat XML instead of URDF XML as a robot description.
 

setup_guides/sensors/mapping_localization.rst

@@ -167,7 +167,7 @@ To be able to launch ``slam_toolbox``, make sure that you have installed the ``s
 
 .. code-block:: shell
 
-  sudo apt install ros-<ros2-distro>-slam-toolbox
+  sudo apt install ros-$ROS_DISTRO-slam-toolbox
 
 We will launch the ``async_slam_toolbox_node`` of ``slam_toolbox`` using the package's built-in launch files. Open a new terminal and then execute the following lines:
 
@@ -199,8 +199,8 @@ First, Make sure you have installed the Nav2 packages by executing the following
 
 .. code-block:: shell
 
-  sudo apt install ros-<ros2-distro>-navigation2
-  sudo apt install ros-<ros2-distro>-nav2-bringup
+  sudo apt install ros-$ROS_DISTRO-navigation2
+  sudo apt install ros-$ROS_DISTRO-nav2-bringup
 
 We will now launch Nav2 using the ``nav2_bringup``'s built-in launch file, ``navigation_launch.py`` . Open a new terminal and execute the following:
 

setup_guides/urdf/setup_urdf.rst

@@ -33,8 +33,8 @@ Let's begin by installing some additional ROS 2 packages that we will be using d
 
 .. code-block:: shell
 
-  sudo apt install ros-<ros2-distro>-joint-state-publisher-gui
-  sudo apt install ros-<ros2-distro>-xacro
+  sudo apt install ros-$ROS_DISTRO-joint-state-publisher-gui
+  sudo apt install ros-$ROS_DISTRO-xacro
  
 Next, create a directory for your project, initialize a ROS 2 workspace and give your robot a name. For ours, we'll be calling it ``sam_bot``.
 

tutorials/docs/camera_calibration.rst

@@ -18,16 +18,16 @@ Requirements
 
 1- Install Camera Calibration Parser, Camera Info Manager and Launch Testing Ament Cmake using operating system’s package manager:
 
-        ``sudo apt install ros-<ros2-distro>-camera-calibration-parsers``
+        ``sudo apt install ros-$ROS_DISTRO-camera-calibration-parsers``
 
-        ``sudo apt install ros-<ros2-distro>-camera-info-manager``
+        ``sudo apt install ros-$ROS_DISTRO-camera-info-manager``
 
-        ``sudo apt install ros-<ros2-distro>-launch-testing-ament-cmake``
+        ``sudo apt install ros-$ROS_DISTRO-launch-testing-ament-cmake``
 
 
 2- Image Pipeline need to be built from source in your workspace with:
 
-        ``git clone -b <ros2-distro> [email protected]:ros-perception/image_pipeline.git``
+        ``git clone -b $ROS_DISTRO [email protected]:ros-perception/image_pipeline.git``
 
 
 **Also, make sure you have the following:**

tutorials/docs/navigation2_on_real_turtlebot3.rst

@@ -34,7 +34,7 @@ The turtlebot3 software can be installed via the following or on the `turtlebot3
 
 .. code-block:: bash
 
-  sudo apt install ros-<ros2-distro>-turtlebot3 ros-<ros2-distro>-turtlebot3-msgs ros-<ros2-distro>-turtlebot3-bringup
+  sudo apt install ros-$ROS_DISTRO-turtlebot3 ros-$ROS_DISTRO-turtlebot3-msgs ros-$ROS_DISTRO-turtlebot3-bringup
 
 Tutorial Steps
 ==============
@@ -44,7 +44,7 @@ Tutorial Steps
 
 Run the following commands first whenever you open a new terminal during this tutorial.
 
-- ``source /opt/ros/<ros2-distro>/setup.bash``
+- ``source /opt/ros/$ROS_DISTRO/setup.bash``
 - ``export TURTLEBOT3_MODEL=waffle``
 
 1- Launch Turtlebot 3