cx_ament_index_plugin

This package offers the `cx::AmentIndexPlugin’ that provides the functions from ament_index_cpp to CLIPS.

Usage

Register this plugin with the plugin manager. It requires no additional configuration, an example setup is shown below:

clips_manager:
  ros__parameters:
    environments: ["main"]
    main:
      plugins: ["ament_index"]

    ament_index:
      plugin: "cx::AmentIndexPlugin"

CLIPS Features

This plugin defines user-defined functions that are described below. Refer to the ament_index_cpp API for detailed information.

Note that all functions catch potential exceptions thrown by ament_index_cpp and return FALSE in that case.

Functions

```lisp (bind ?ret (ament-index-get-package-prefix ?package-name)) ; example args: “cx_bringup” ; example ret: “/opt/ros/

(bind ?ret (ament-index-get-package-share-directory ?package-name)) ; example args: “cx_bringup” ; example ret: “/opt/ros//share/cx_bringup"

(bind ?ret (ament-index-get-packages-with-prefixes)) ; example ret: (“rclcpp” “/opt/ros/" "cx_bringup" "/opt/ros/" ...)

(bind ?ret (ament-index-has-resource ?res-type ?res-name)) ; example args: “vendor_packages” “clips_vendor” ; example ret: TRUE

(bind ?ret (ament-index-get-resource ?res-type ?res-name)) ; example args: “vendor_packages” “clips_vendor” ; example ret: (“opt/clips_vendor” “/opt/ros/")

(bind ?ret (ament-index-get-resources ?res-type)) ; example args: “vendor_packages” ; example ret: (“clips_vendor” “/opt/ros/" "" "<path-to-other-vendor"> ...)

(bind ?prefix (ament-index-get-search-paths)) ; example ret: (“/opt/ros/" "" ...)