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Diffstat (limited to 'scripts/repo-remove.in')
| -rwxr-xr-x | scripts/repo-remove.in | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/scripts/repo-remove.in b/scripts/repo-remove.in new file mode 100755 index 00000000..6e2a6579 --- /dev/null +++ b/scripts/repo-remove.in @@ -0,0 +1,160 @@ +#!/bin/bash +# +# repo-remove : remove a package entry from a given repo database file +# +# Copyright (c) 2007 Dan McGee <dan@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, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, +# USA. + +myver='@PACKAGE_VERSION@' + +FORCE=0 +REPO_DB_FILE="" +TMP_DIR="" + +# print usage instructions +usage() { + echo "repo-remove $myver" + echo + echo "usage: repo-remove <path-to-db> <packagename> ..." + echo + echo "repo-remove will update a package database by removing the package name" + echo "specified on the command line from the given repo database. Multiple" + echo "packages to remove can be specified on the command line." + echo + echo "Example:" + echo " repo-remove /path/to/repo.db.tar.gz kernel26" + echo +} + +version() { + printf "repo-remove (pacman) %s\n" "$myver" + printf "Copyright (C) 2007 Dan McGee <dan@archlinux.org>.\n" + echo + printf "This is free software; see the source for copying conditions.\n" + printf "There is NO WARRANTY, to the extent permitted by law.\n" + echo +} + +# test if a file is a repository DB +test_repo_db_file () { + if [ -f "$REPO_DB_FILE" ]; then + [ "$(tar tf "$REPO_DB_FILE" | grep -c "/desc")" -gt 0 ] || return 1 + else + true + fi +} + +# remove existing entries from the DB +db_remove_entry() +{ + cd $gstmpdir + + # remove any other package in the DB with same name + for existing in *; do + if [ "${existing%-*-*}" = "$1" ]; then + echo ":: removing existing package '$existing'" + rm -rf $existing + fi + done +} # end db_remove_entry + +# PROGRAM START + +# check for help flags +if [ "$1" = "-h" -o "$1" = "--help" ]; then + usage + exit 0 +fi + +# check for version flags +if [ "$1" = "-V" -o "$1" = "--version" ]; thhen + version + exit 0 +fi + +# check for correct number of args +if [ $# -lt 2 ]; then + usage + exit 1 +fi + +# source system and user makepkg.conf +if [ -r /etc/makepkg.conf ]; then + source /etc/makepkg.conf +else + echo "ERROR: /etc/makepkg.conf not found. Can not continue." >&2 + exit 1 # $E_CONFIG_ERROR # TODO: error codes +fi + +if [ -r ~/.makepkg.conf ]; then + source ~/.makepkg.conf +fi + +# main routine +if [ $# -gt 1 ]; then + gstmpdir=$(mktemp -d /tmp/gensync.XXXXXXXXXX) || (\ + echo "cannot create temp directory for database building"; \ + exit 1) + + success=0 + # parse arguements + for arg in $@; do + if [ -z "$REPO_DB_FILE" ]; then + REPO_DB_FILE="$(readlink -f $arg)" + if ! test_repo_db_file; then + echo "error: repository file '$REPO_DB_FILE' is not a proper pacman db" + exit 1 + elif [ -f "$REPO_DB_FILE" ]; then + echo ":: extracting database to a temporary location" + tar xf "$REPO_DB_FILE" -C "$gstmpdir" + fi + else + echo ":: searching for package '$arg'" + + this_dir="$(pwd)" + if db_remove_entry "$arg"; then + success=1 + else + echo "error: package matching '$arg' not found" + fi + cd $this_dir + fi + done + + # if all operations were a success, rezip database + if [ "$success" = "1" ]; then + echo ":: creating updated database file ${REPO_DB_FILE}" + cd $gstmpdir + if [ -n "$(ls)" ]; then + [ -f "${REPO_DB_FILE}.old" ] && rm "${REPO_DB_FILE}.old" + [ -f "$REPO_DB_FILE" ] && mv "$REPO_DB_FILE" "${REPO_DB_FILE}.old" + case "$DB_COMPRESSION" in + gz) tar c * | gzip -9 >$REPO_DB_FILE ;; + bz2) tar c * | bzip2 -9 >$REPO_DB_FILE ;; + *) echo "warning: no compression set" + tar c * >$REPO_DB_FILE;; + esac + fi + else + echo ":: no packages modified, nothing to do" + fi +fi + +# remove the temp directory used to unzip +[ -d "$gstmpdir" ] && rm -rf $gstmpdir + +# vim: set ts=2 sw=2 noet: |