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Diffstat (limited to 'scripts/repo-remove.sh.in')
| -rw-r--r-- | scripts/repo-remove.sh.in | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/scripts/repo-remove.sh.in b/scripts/repo-remove.sh.in new file mode 100644 index 00000000..617f04cf --- /dev/null +++ b/scripts/repo-remove.sh.in @@ -0,0 +1,184 @@ +#!/bin/bash +# +# repo-remove - remove a package entry from a given repo database file +# @configure_input@ +# +# Copyright (c) 2002-2007 by Judd Vinet <jvinet@zeroflux.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. + +# gettext initialization +export TEXTDOMAIN='pacman' +export TEXTDOMAINDIR='@localedir@' + +myver='@PACKAGE_VERSION@' +confdir='@sysconfdir@' + +FORCE=0 +REPO_DB_FILE="" + +msg() { + local mesg=$1; shift + printf "==> ${mesg}\n" "$@" >&1 +} + +msg2() { + local mesg=$1; shift + printf " -> ${mesg}\n" "$@" >&1 +} + +warning() { + local mesg=$1; shift + printf "==> $(gettext "WARNING:") ${mesg}\n" "$@" >&2 +} + +error() { + local mesg=$1; shift + printf "==> $(gettext "ERROR:") ${mesg}\n" "$@" >&2 +} + +# print usage instructions +usage() { + printf "$(gettext "repo-remove %s\n\n")" $myver + printf "$(gettext "usage: %s <path-to-db> <packagename> ...\n\n")" "$0" + printf "$(gettext "\ +repo-remove will update a package database by removing the package name\n\ +specified on the command line from the given repo database. Multiple\n\ +packages to remove can be specified on the command line.\n\n")" + echo "$(gettext "Example: repo-remove /path/to/repo.db.tar.gz kernel26")" +} + +version() { + printf "repo-remove (pacman) %s\n" "$myver" + printf "$(gettext "\ +Copyright (C) 2002-2007 Judd Vinet <jvinet@zeroflux.org>.\n\n\ +This is free software; see the source for copying conditions.\n\ +There is NO WARRANTY, to the extent permitted by law.\n")" +} + +# test if a file is a repository DB +test_repo_db_file () { + if [ -f "$REPO_DB_FILE" ]; then + if bsdtar -tf "$REPO_DB_FILE" | grep -q "/desc"; then + return 0 # YES + fi + fi + + return 1 # NO +} + +# remove existing entries from the DB +db_remove_entry() { + pushd "$gstmpdir" 2>&1 >/dev/null + + # remove any other package in the DB with same name + local existing + for existing in *; do + if [ "${existing%-*-*}" = "$1" ]; then + msg2 "$(gettext "Removing existing package '%s'...")" "$existing" + rm -rf "$existing" + fi + done + + popd 2>&1 >/dev/null +} # 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" ]; then + version + exit 0 +fi + +# check for correct number of args +if [ $# -lt 2 ]; then + usage + exit 1 +fi + +# source system and user makepkg.conf +if [ -r "$confdir/makepkg.conf" ]; then + source "$confdir/makepkg.conf" +else + error "$(gettext "%s not found. Cannot continue.")" "$confdir/makepkg.conf" + exit 1 # $E_CONFIG_ERROR +fi + +if [ -r ~/.makepkg.conf ]; then + source ~/.makepkg.conf +fi + +# main routine +gstmpdir=$(mktemp -d /tmp/repo-remove.XXXXXXXXXX) || (\ + error "$(gettext "Cannot create temp directory for database building.")"; \ + exit 1) + +success=0 +# parse arguements +for arg in "$@"; do + if [ -z "$REPO_DB_FILE" ]; then + REPO_DB_FILE=$(readlink -f "$arg") + if ! test_repo_db_file; then + error "$(gettext "Repository file '%s' is not a proper pacman database.")\n" "$REPO_DB_FILE" + exit 1 + elif [ -f "$REPO_DB_FILE" ]; then + msg "$(gettext "Extracting database to a temporary location...")" + bsdtar -xf "$REPO_DB_FILE" -C "$gstmpdir" + fi + else + msg "$(gettext "Searching for package '%s'...")" "$arg" + + if db_remove_entry "$arg"; then + success=1 + else + error "$(gettext "Package matching '%s' not found.")" "$arg" + fi + fi +done + +# if all operations were a success, rezip database +if [ $success -eq 1 ]; then + msg "$(gettext "Creating updated database file '%s'...")" "$REPO_DB_FILE" + pushd "$gstmpdir" 2>&1 >/dev/null + + 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 "$DB_COMPRESSION" in + gz) TAR_OPT="z" ;; + bz2) TAR_OPT="j" ;; + *) warning "$(gettext "No compression set.")" ;; + esac + + bsdtar -c${TAR_OPT}f "$REPO_DB_FILE" * + fi + + popd 2>&1 >/dev/null +else + msg "$(gettext "No packages modified, nothing to do.")" +fi + +# remove the temp directory used to unzip +[ -d "$gstmpdir" ] && rm -rf $gstmpdir + +# vim: set ts=2 sw=2 noet: |