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Comment corriger l'erreur de compilation ROS2 : ethercat_sdk_masterConfig.cmake manquant

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Problème

Lors de la tentative de compilation d’un paquet ROS en utilisant colcon build, vous voyez un message d’erreur tel que

cmake_error_ethercat_sdk.txt
CMake Error at CMakeLists.txt:27 (find_package):
  By not providing "Findethercat_sdk_master.cmake" in CMAKE_MODULE_PATH this
  project has asked CMake to find a package configuration file provided by
  "ethercat_sdk_master", but CMake did not find one.

  Could not find a package configuration file provided by
  "ethercat_sdk_master" with any of the following names:

    ethercat_sdk_masterConfig.cmake
    ethercat_sdk_master-config.cmake

  Add the installation prefix of "ethercat_sdk_master" to CMAKE_PREFIX_PATH
  or set "ethercat_sdk_master_DIR" to a directory containing one of the above
  files.  If "ethercat_sdk_master" provides a separate development package or
  SDK, be sure it has been installed.

Solution

Malheureusement, l’installation de ceci n’est pas aussi simple que d’installer simplement un paquet.

En général, cela implique les étapes suivantes :

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