112 lines
3.1 KiB
Bash
112 lines
3.1 KiB
Bash
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#!/usr/bin/env bash
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# tools/process_config.sh
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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process_file() {
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local output_file="$1"
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local input_file="$2"
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local include_paths=("${!3}")
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while IFS= read -r line || [ -n "$line" ]
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do
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if [[ $line == \#include* ]]; then
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local include_file=$(echo $line | sed -E 's/#include [<"](.+)[">]/\1/')
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local found=false
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# Check current directory first
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if [ -f $include_file ]; then
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process_file $output_file $include_file include_paths[@]
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found=true
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else
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# Then check in the include paths
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for path in "${include_paths[@]}"; do
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local full_path="$path/$include_file"
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if [ -f $full_path ]; then
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process_file $output_file $full_path include_paths[@]
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found=true
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break
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fi
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done
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fi
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# Configuration file not found
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if [ "$found" = false ]; then
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echo "ERROR: Can't find \"$include_file\" in current directory or search paths."
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rm $output_file
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exit 1
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fi
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else
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echo "$line" >> $output_file
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fi
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done < "$input_file"
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}
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usage() {
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echo "Usage: $0 [OPTIONS] [INPUT_FILE]"
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echo " -h display this help"
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echo " -I include path, can be specified multiple times"
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echo " -o output file"
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echo " [INPUT_FILE] the file to be processed"
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}
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while [[ $# -gt 0 ]]
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do
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key="$1"
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case $key in
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-I)
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INCLUDE_PATHS+=("$2")
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shift
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shift
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;;
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-o)
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OUTPUT_FILE="$2"
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shift
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shift
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;;
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*)
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if [ -z "$INPUT_FILE" ]; then
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INPUT_FILE="$1"
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shift
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else
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echo "Error: Multiple input files specified"
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usage
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exit 1
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fi
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;;
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esac
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done
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if [ -z "$INPUT_FILE" ]; then
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echo "Error: Input file not specified"
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usage
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exit 1
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fi
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if [ -z "$OUTPUT_FILE" ]; then
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echo "Error: Output file not specified"
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usage
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exit 1
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fi
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echo "" > $OUTPUT_FILE
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process_file "$OUTPUT_FILE" "$INPUT_FILE" INCLUDE_PATHS[@]
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