#!/bin/bash # # generate_checksum.sh - functions for generating source checksums # # Copyright (c) 2014-2016 Pacman Development Team <pacman-dev@archlinux.org> # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. # [[ -n "$LIBMAKEPKG_INTEGRITY_GENERATE_CHECKSUM_SH" ]] && return LIBMAKEPKG_INTEGRITY_GENERATE_CHECKSUM_SH=1 LIBRARY=${LIBRARY:-'@libmakepkgdir@'} source "$LIBRARY/util/message.sh" source "$LIBRARY/util/pkgbuild.sh" generate_one_checksum() { local integ=$1 arch=$2 sources numsrc indentsz idx if [[ $arch ]]; then array_build sources "source_$arch" else array_build sources 'source' fi numsrc=${#sources[*]} if (( numsrc == 0 )); then return fi if [[ $arch ]]; then printf "%ssums_%s=(%n" "$integ" "$arch" indentsz else printf "%ssums=(%n" "$integ" indentsz fi for (( idx = 0; idx < numsrc; ++idx )); do local netfile=${sources[idx]} local proto sum proto="$(get_protocol "$netfile")" case $proto in bzr*|git*|hg*|svn*) sum="SKIP" ;; *) if [[ $netfile != *.@(sig?(n)|asc) ]]; then local file file="$(get_filepath "$netfile")" || missing_source_file "$netfile" sum="$("${integ}sum" "$file")" sum=${sum%% *} else sum="SKIP" fi ;; esac # indent checksum on lines after the first printf "%*s%s" $(( idx ? indentsz : 0 )) '' "'$sum'" # print a newline on lines before the last (( idx < (numsrc - 1) )) && echo done echo ")" } generate_checksums() { msg "$(gettext "Generating checksums for source files...")" local integlist if (( $# == 0 )); then IFS=$'\n' read -rd '' -a integlist < <(get_integlist) else integlist=("$@") fi local integ for integ in "${integlist[@]}"; do if ! in_array "$integ" "${known_hash_algos[@]}"; then error "$(gettext "Invalid integrity algorithm '%s' specified.")" "$integ" exit 1 # $E_CONFIG_ERROR fi generate_one_checksum "$integ" for a in "${arch[@]}"; do generate_one_checksum "$integ" "$a" done done }