Merge branch 'master' into pr147_rebase

.github/workflows/ci-coverage-build.yml

@@ -18,7 +18,7 @@ jobs:
       - uses: ros-tooling/[email protected]
         with:
           required-ros-distributions: ${{ env.ROS_DISTRO }}
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ros-tooling/[email protected]
         with:
           target-ros2-distro: ${{ env.ROS_DISTRO }}

.github/workflows/ci-format.yml

@@ -12,7 +12,7 @@ jobs:
     name: Format
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/[email protected]
       with:
         python-version: '3.10'

.github/workflows/ci-ros-lint.yml

@@ -13,7 +13,7 @@ jobs:
     env:
       AMENT_CPPCHECK_ALLOW_SLOW_VERSIONS: true
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: ros-tooling/[email protected]
     - uses: ros-tooling/[email protected]
       with:
@@ -40,7 +40,7 @@ jobs:
       matrix:
           linter: [cpplint]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: ros-tooling/[email protected]
     - uses: ros-tooling/[email protected]
       with:

.github/workflows/humble-docker-build.yaml

@@ -17,6 +17,6 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Build the Docker image
       run: docker build . --file Dockerfile/Dockerfile --tag ros2_control_demos_humble

.github/workflows/prerelease-check.yml

@@ -28,7 +28,7 @@ jobs:
   pre_release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{ github.event.inputs.branch }}
       - name: industrial_ci

.github/workflows/reusable-industrial-ci-with-cache.yml

@@ -62,10 +62,10 @@ jobs:
     steps:
       - name: Checkout ${{ inputs.ref }} when build is not scheduled
         if: ${{ (inputs.ros_repo == 'all' || inputs.ros_repo == matrix.ROS_REPO) && github.event_name != 'schedule' }}
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Checkout ${{ inputs.ref }} on scheduled build
         if: ${{ (inputs.ros_repo == 'all' || inputs.ros_repo == matrix.ROS_REPO) && github.event_name == 'schedule' }}
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ inputs.ref_for_scheduled_build }}
       - name: cache target_ws

.github/workflows/reviewer_lottery.yml

@@ -7,7 +7,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: uesteibar/reviewer-lottery@v3
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/rolling-docker-build.yaml

@@ -17,6 +17,6 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Build the Docker image
       run: docker build . --file Dockerfile/Dockerfile --tag ros2_control_demos_rolling

doc/index.rst

@@ -93,7 +93,7 @@ Local installation
 
 If you have ROS 2 installed already, choose the right version of this documentation and branch of the ``ros2_control_demos`` repository matching you ROS 2 distribution, see `this table <https://github.com/ros-controls/ros2_control_demos#build-status>`__.
 
-Otherwise, install `ROS 2 {DISTRO} on your computer <https://docs.ros.org/en/rolling/Installation.html>`__.
+Otherwise, install `ROS 2 {DISTRO} on your computer <https://docs.ros.org/en/{DISTRO}/Installation.html>`__.
 
 .. note::
 

example_2/hardware/diffbot_system.cpp

@@ -180,7 +180,7 @@ hardware_interface::return_type DiffBotSystemHardware::read(
     // Simulate DiffBot wheels's movement as a first-order system
     // Update the joint status: this is a revolute joint without any limit.
     // Simply integrates
-    hw_positions_[i] = hw_positions_[1] + period.seconds() * hw_velocities_[i];
+    hw_positions_[i] = hw_positions_[i] + period.seconds() * hw_velocities_[i];
 
     RCLCPP_INFO(
       rclcpp::get_logger("DiffBotSystemHardware"),