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- #!/usr/bin/env bash
- # tools/configure_completion.bash
- #
- # Licensed to the Apache Software Foundation (ASF) under one or more
- # contributor license agreements. See the NOTICE file distributed with
- # this work for additional information regarding copyright ownership. The
- # ASF licenses this file to you under the Apache License, Version 2.0 (the
- # "License"); you may not use this file except in compliance with the
- # License. You may obtain a copy of the License at
- #
- # http://www.apache.org/licenses/LICENSE-2.0
- #
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- # License for the specific language governing permissions and limitations
- # under the License.
- #
- function _nuttx_configure_completion
- {
- local colon_idx=2
- local num_options=0
- # Skip ./tools/configure.sh script options.
- while [[ "${#COMP_WORDS[@]}" != "${colon_idx}" ]] && [[ "${COMP_WORDS[$((colon_idx - 1))]}" == '-'* ]]
- do
- # If "-a" is among the provided arguments, consider the apps directory.
- if [ "${COMP_WORDS[$((colon_idx - 1))]}" == "-a" ]; then
- colon_idx=$((colon_idx + 2))
- num_options=$((num_options + 2))
- else
- colon_idx=$((colon_idx + 1))
- num_options=$((num_options + 1))
- fi
- done
- # When the command line is complete, COMP_WORDS array will have 5 elements
- # plus the options.
- # The script may return when this state is reached.
- if [ "${#COMP_WORDS[@]}" == $((5 + num_options)) ]; then
- return
- fi
- # If the last provided argument is "-a", do not execute autocompletion
- # algorithm.
- if [ "${COMP_WORDS[-2]}" == "-a" ]; then
- return
- fi
- local search_dir=""
- local search_pattern=""
- local reply_suffix=""
- if [ "${COMP_WORDS[${colon_idx}]}" == ':' ]; then
- local board_name=${COMP_WORDS[$((colon_idx - 1))]}
- local config_name=${COMP_WORDS[$((colon_idx + 1))]}
- search_dir="boards/*/*/${board_name}/configs/"
- search_pattern="${config_name}"
- reply_suffix=" "
- else
- search_dir="boards/*/*/"
- search_pattern="${COMP_WORDS[$((1 + num_options))]}"
- reply_suffix=":"
- fi
- local wordlist
- local suggestions
- wordlist=$(find ${search_dir} -maxdepth 1 -mindepth 1 -type d -exec basename {} \;) 2>/dev/null
- suggestions=($(compgen -W "${wordlist}" -- "${search_pattern}"))
- if [ "${#suggestions[@]}" == "1" ]; then
- # If there's only one match, complete with the appropriate reply suffix.
- COMPREPLY=("${suggestions[0]}${reply_suffix}")
- else
- # More than one suggestion resolved, respond with the suggestions intact.
- COMPREPLY=("${suggestions[@]}")
- fi
- }
- complete -o bashdefault -o default -o nospace -F _nuttx_configure_completion ./tools/configure.sh
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