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* Add / modify (c) in bash scripts Signed-off-by: Igor <igor@armbian.com> * Add (c) to the source config files --------- Signed-off-by: Igor <igor@armbian.com>
65 lines
2.2 KiB
Bash
65 lines
2.2 KiB
Bash
#!/usr/bin/env bash
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#
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# SPDX-License-Identifier: GPL-2.0
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#
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# Copyright (c) 2013-2023 Igor Pecovnik, igor@armbian.com
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#
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# This file is a part of the Armbian Build Framework
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# https://github.com/armbian/build/
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function calculate_hash_for_all_files_in_dirs() {
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declare -a dirs_to_hash=("$@")
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declare -a files_to_hash=()
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for dir in "${dirs_to_hash[@]}"; do
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# skip if dir doesn't exist...
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if [[ ! -d "${dir}" ]]; then
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display_alert "calculate_hash_for_all_files_in_dirs" "skipping non-existent dir \"${dir}\"" "debug"
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continue
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fi
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mapfile -t files_in_dir < <(find -L "${dir}" -type f)
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if [[ ${#files_in_dir[@]} -eq 0 ]]; then
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display_alert "calculate_hash_for_all_files_in_dirs" "empty dir \"${dir}\"" "debug"
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continue
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fi
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files_to_hash+=("${files_in_dir[@]}")
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done
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calculate_hash_for_files "${files_to_hash[@]}"
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}
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function calculate_hash_for_files() {
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hash_files="undetermined" # outer scope
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# relativize the files to SRC
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declare -a files_to_hash=("$@")
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declare -a files_to_hash_relativized=()
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for file in "${files_to_hash[@]}"; do
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# remove the SRC/ from the file name
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file="${file#${SRC}/}"
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files_to_hash_relativized+=("${file}")
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done
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# sort the array files_to_hash; use sort and readfile
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declare -a files_to_hash_sorted
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mapfile -t files_to_hash_sorted < <(for one in "${files_to_hash_relativized[@]}"; do echo "${one}"; done | LC_ALL=C sort -h) # "human" sorting
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display_alert "calculate_hash_for_files:" "files_to_hash_sorted: ${files_to_hash_sorted[*]}" "debug"
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# if the array is empty, then there is nothing to hash. return 16 zeros
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if [[ ${#files_to_hash_sorted[@]} -eq 0 ]]; then
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display_alert "calculate_hash_for_files:" "files_to_hash_sorted is empty" "debug"
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hash_files="0000000000000000"
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return 0
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fi
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declare full_hash
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full_hash="$(cd "${SRC}" && sha256sum "${files_to_hash_sorted[@]}")"
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hash_files="$(echo "${full_hash}" | sha256sum | cut -d' ' -f1)" # hash of hashes
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hash_files="${hash_files:0:16}" # shorten it to 16 characters
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if [[ "${SHOW_DEBUG}" == "yes" ]]; then
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display_alert "Hash for files:" "$hash_files" "debug"
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display_alert "Full hash input for files:" "\n${full_hash}\n" "debug"
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fi
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}
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