Source /custom-data/setup.bash on sysroot build (#322)

* Source /custom-data/setup.bash on sysroot build Signed-off-by: Michel Hidalgo <[email protected]>
ros-tooling · Jun 11, 2021 · c5cb4de · c5cb4de
1 parent 2795a54
commit c5cb4de
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diff --git a/README.md b/README.md
@@ -163,6 +163,8 @@ add-apt-repository ppa:rpi-distro/ppa
 apt-get install -y pigpio
 ```
 
+Additionally, a custom setup script may control the build environment by populating the `/custom-data/setup.bash` file which will be sourced before building.
+
 ### Custom post-build script
 
 You may want to perform arbitrary post-processing on your build outputs, in the event of a sucessful build - use `--custom-post-build-script` for this.

diff --git a/ros_cross_compile/docker/build_workspace.sh b/ros_cross_compile/docker/build_workspace.sh
@@ -13,6 +13,10 @@ touch /opt/ros/"${ROS_DISTRO}"/setup.bash
 set +ux
 # shellcheck source=/dev/null
 source /opt/ros/"${ROS_DISTRO}"/setup.bash
+if [ -f /custom-data/setup.bash ]; then
+    # shellcheck source=/dev/null
+    source /custom-data/setup.bash
+fi
 set -ux
 colcon build --mixin "${TARGET_ARCH}"-docker \
   --build-base build_"${TARGET_ARCH}" \