#!/bin/ksh - # # $OpenBSD: sysmerge.sh,v 1.101 2013/01/04 07:56:36 rpe Exp $ # # Copyright (c) 2008, 2009, 2010, 2011, 2012 Antoine Jacoutot # Copyright (c) 1998-2003 Douglas Barton # # Permission to use, copy, modify, and distribute this software for any # purpose with or without fee is hereby granted, provided that the above # copyright notice and this permission notice appear in all copies. # # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. # umask 0022 unset AUTO_INSTALLED_FILES BATCHMODE DIFFMODE ETCSUM NEED_NEWALIASES unset NEWGRP NEWUSR NEED_REBOOT SRCDIR SRCSUM TGZ XETCSUM XTGZ WRKDIR=$(mktemp -d -p ${TMPDIR:=/var/tmp} sysmerge.XXXXXXXXXX) || exit 1 SWIDTH=$(stty size | awk '{w=$2} END {if (w==0) {w=80} print w}') MERGE_CMD="${MERGE_CMD:=sdiff -as -w ${SWIDTH} -o}" FETCH_CMD="${FETCH_CMD:=/usr/bin/ftp -V -m -k ${FTP_KEEPALIVE:-0}}" REPORT="${REPORT:=${WRKDIR}/sysmerge.log}" DBDIR="${DBDIR:=/var/db/sysmerge}" PAGER="${PAGER:=/usr/bin/more}" # clean leftovers created by make in src clean_src() { [ -n "${SRCDIR}" ] && \ cd ${SRCDIR}/gnu/usr.sbin/sendmail/cf/cf && make cleandir >/dev/null } # restore files from backups or remove the newly generated sum files if # they did not exist restore_bak() { local i _i for i in ${DESTDIR}/${DBDIR}/.{${SRCSUM},${ETCSUM},${XETCSUM}}.bak; do _i=$(basename ${i} .bak) if [ -f "${i}" ]; then mv ${i} ${DESTDIR}/${DBDIR}/${_i#.} elif [ -f "${DESTDIR}/${DBDIR}/${_i#.}" ]; then rm ${DESTDIR}/${DBDIR}/${_i#.} fi done } usage() { echo "usage: ${0##*/} [-bd] [-s [src | etcXX.tgz]] [-x xetcXX.tgz]" >&2 } warn() { echo "\t*** WARNING: $@" } error() { echo "\t*** ERROR: $@" } report() { echo "$@" >> ${REPORT} } # remove newly created work directory and exit with status 1 error_rm_wrkdir() { (($#)) && error "$@" rmdir ${WRKDIR} 2>/dev/null exit 1 } trap "restore_bak; clean_src; rm -rf ${WRKDIR}; exit 1" 1 2 3 13 15 if (($(id -u) != 0)); then error "need root privileges to run this script" usage error_rm_wrkdir fi # extract (x)etcXX.tgz and create cksum file # takes file- and setname ('etc' or 'xetc') as arguments # stores sumfilename in ETCSUM or XETCSUM (see eval) extract_set() { [[ -z $1 ]] && return local _tgz=$(readlink -f "$1") _set=$2 typeset -u _SETSUM=${_set}sum eval ${_SETSUM}=${_set}sum (cd ${TEMPROOT} && tar -xzphf "${_tgz}" && \ tar -tzf "${_tgz}" | xargs cksum > ${WRKDIR}/${_set}sum) || \ error_rm_wrkdir "extract/cksum of ${_tgz} failed" } # optionally fetch and check if file is a valid (x)etcXX.tgz # takes url or filename and setname ('etc' or 'xetc') as arguments # stores local path to tgz in TGZ or XTGZ get_set() { local _tgz=$1 _url=$1 _set=$2 if [[ ${_url} == @(file|ftp|http|https)://*/*[!/] ]]; then _tgz=${WRKDIR}/${_set}.tgz ${FETCH_CMD} -o ${_tgz} "${_url}" || \ error_rm_wrkdir "could not retrieve ${_url}" fi [[ ${_set} == etc ]] && TGZ=${_tgz} || XTGZ=${_tgz} tar -tzf "${_tgz}" ./var/db/sysmerge/${_set}sum >/dev/null 2>&1 || \ error_rm_wrkdir "${_tgz} is not a valid ${_set}XX.tgz set" } # prepare TEMPROOT content from a src dir and create cksum file prepare_src() { [[ -z ${SRCDIR} ]] && return SRCSUM=srcsum (cd ${SRCDIR}/etc && \ make DESTDIR=${TEMPROOT} distribution-etc-root-var >/dev/null 2>&1 && \ cd ${TEMPROOT} && find . -type f | xargs cksum > ${WRKDIR}/${SRCSUM}) || \ error_rm_wrkdir "prepare/cksum of ${SRCDIR} failed" } do_populate() { local cf i _array _d _r _D _R CF_DIFF CF_FILES CURSUM IGNORE_FILES mkdir -p ${DESTDIR}/${DBDIR} || error_rm_wrkdir echo "===> Populating temporary root under ${TEMPROOT}" mkdir -p ${TEMPROOT} prepare_src extract_set "${TGZ}" etc extract_set "${XTGZ}" xetc for i in ${SRCSUM} ${ETCSUM} ${XETCSUM}; do if [ -f ${DESTDIR}/${DBDIR}/${i} ]; then # delete file in temproot if it has not changed since last release # and is present in current installation if [ -z "${DIFFMODE}" ]; then _R=$(cd ${TEMPROOT} && \ cksum -c ${DESTDIR}/${DBDIR}/${i} 2>/dev/null | awk '/OK/ { print $2 }' | sed 's/[:]//') for _r in ${_R}; do if [ -f ${DESTDIR}/${_r} -a -f ${TEMPROOT}/${_r} ]; then # sanity check: _always_ compare master.passwd(5) and group(5) # we don't want to have missing system user(s) and/or group(s) [ ${_r} != ./etc/master.passwd -a ${_r} != ./etc/group ] && \ rm -f ${TEMPROOT}/${_r} fi done fi # set auto-upgradable files _D=$(diff -u ${WRKDIR}/${i} ${DESTDIR}/${DBDIR}/${i} | grep -E '^\+' | sed '1d' | awk '{print $3}') for _d in ${_D}; do CURSUM=$(cd ${DESTDIR:=/} && cksum ${_d} 2>/dev/null) [ -n "$(grep "${CURSUM}" ${DESTDIR}/${DBDIR}/${i})" -a -z "$(grep "${CURSUM}" ${WRKDIR}/${i})" ] && \ _array="${_array} ${_d}" done [ -n "${_array}" ] && set -A AUTO_UPG -- ${_array} mv ${DESTDIR}/${DBDIR}/${i} ${DESTDIR}/${DBDIR}/.${i}.bak fi mv ${WRKDIR}/${i} ${DESTDIR}/${DBDIR}/${i} done # files we don't want/need to deal with IGNORE_FILES="/etc/*.db /etc/mail/*.db /etc/passwd /etc/motd /etc/myname /var/db/locate.database /var/db/sysmerge/{etc,xetc}sum /var/games/tetris.scores /var/mail/root" CF_FILES="/etc/mail/localhost.cf /etc/mail/sendmail.cf /etc/mail/submit.cf" for cf in ${CF_FILES}; do CF_DIFF=$(diff -q -I "##### " ${TEMPROOT}/${cf} ${DESTDIR}/${cf} 2>/dev/null) [ -z "${CF_DIFF}" ] && IGNORE_FILES="${IGNORE_FILES} ${cf}" done if [ -r /etc/sysmerge.ignore ]; then while read i; do \ IGNORE_FILES="${IGNORE_FILES} $(echo ${i} | sed -e 's,\.\.,,g' -e 's,#.*,,g')" done < /etc/sysmerge.ignore fi for i in ${IGNORE_FILES}; do rm -rf ${TEMPROOT}/${i}; done } do_install_and_rm() { if [ -f "${5}/${4##*/}" ]; then mkdir -p ${BKPDIR}/${4%/*} cp ${5}/${4##*/} ${BKPDIR}/${4%/*} fi if ! install -m "${1}" -o "${2}" -g "${3}" "${4}" "${5}" 2>/dev/null; then rm -f ${BKPDIR}/${4%/*}/${4##*/} return 1 fi rm -f "${4}" } mm_install() { local DIR_MODE FILE_MODE FILE_OWN FILE_GRP INSTDIR INSTDIR=${1#.} INSTDIR=${INSTDIR%/*} [ -z "${INSTDIR}" ] && INSTDIR=/ DIR_MODE=$(stat -f "%OMp%OLp" "${TEMPROOT}/${INSTDIR}") eval $(stat -f "FILE_MODE=%OMp%OLp FILE_OWN=%Su FILE_GRP=%Sg" ${1}) [ -n "${DESTDIR}${INSTDIR}" -a ! -d "${DESTDIR}${INSTDIR}" ] && \ install -d -o root -g wheel -m "${DIR_MODE}" "${DESTDIR}${INSTDIR}" do_install_and_rm "${FILE_MODE}" "${FILE_OWN}" "${FILE_GRP}" "${1}" "${DESTDIR}${INSTDIR}" || return case "${1#.}" in /dev/MAKEDEV) echo " (running MAKEDEV(8))" (cd ${DESTDIR}/dev && /bin/sh MAKEDEV all) export NEED_REBOOT=1 ;; /etc/login.conf) if [ -f ${DESTDIR}/etc/login.conf.db ]; then echo " (running cap_mkdb(1))" cap_mkdb ${DESTDIR}/etc/login.conf else echo "" fi export NEED_REBOOT=1 ;; /etc/mail/@(access|genericstable|mailertable|virtusertable)) echo " (running makemap(8))" /usr/libexec/sendmail/makemap hash ${DESTDIR}/${1#.} < ${DESTDIR}/${1#.} ;; /etc/mail/aliases) echo " (running newaliases(8))" ${DESTDIR:+chroot ${DESTDIR}} newaliases >/dev/null || export NEED_NEWALIASES=1 ;; /etc/master.passwd) echo " (running pwd_mkdb(8))" pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd ;; *) echo "" ;; esac } mm_install_link() { local _LINKF _LINKT DIR_MODE _LINKT=$(readlink ${COMPFILE}) _LINKF=$(dirname ${DESTDIR}${COMPFILE#.}) DIR_MODE=$(stat -f "%OMp%OLp" "${TEMPROOT}/${_LINKF}") [ ! -d "${_LINKF}" ] && \ install -d -o root -g wheel -m "${DIR_MODE}" "${_LINKF}" rm -f ${COMPFILE} (cd ${_LINKF} && ln -sf ${_LINKT} .) return } merge_loop() { local INSTALL_MERGED MERGE_AGAIN [[ ${MERGE_CMD} == sdiff* ]] && \ echo "===> Type h at the sdiff prompt (%) to get usage help\n" MERGE_AGAIN=1 while [ -n "${MERGE_AGAIN}" ]; do cp -p "${COMPFILE}" "${COMPFILE}.merged" ${MERGE_CMD} "${COMPFILE}.merged" \ "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" INSTALL_MERGED=v while [ "${INSTALL_MERGED}" = "v" ]; do echo "" echo " Use 'e' to edit the merged file" echo " Use 'i' to install the merged file" echo " Use 'n' to view a diff between the merged and new files" echo " Use 'o' to view a diff between the old and merged files" echo " Use 'r' to re-do the merge" echo " Use 'v' to view the merged file" echo " Use 'x' to delete the merged file and go back to previous menu" echo " Default is to leave the temporary file to deal with by hand" echo "" echo -n "===> How should I deal with the merged file? [Leave it for later] " read INSTALL_MERGED case "${INSTALL_MERGED}" in [eE]) echo "editing merged file...\n" if [ -z "${VISUAL}" ]; then EDIT="${EDITOR:=/usr/bin/vi}" else EDIT="${VISUAL}" fi ${EDIT} ${COMPFILE}.merged INSTALL_MERGED=v ;; [iI]) mv "${COMPFILE}.merged" "${COMPFILE}" echo -n "\n===> Merging ${COMPFILE#.}" mm_install "${COMPFILE}" || \ warn "problem merging ${COMPFILE#.}" unset MERGE_AGAIN ;; [nN]) ( echo "comparison between merged and new files:\n" diff -u ${COMPFILE}.merged ${COMPFILE} ) | ${PAGER} INSTALL_MERGED=v ;; [oO]) ( echo "comparison between old and merged files:\n" diff -u ${DESTDIR}${COMPFILE#.} ${COMPFILE}.merged ) | ${PAGER} INSTALL_MERGED=v ;; [rR]) rm "${COMPFILE}.merged" ;; [vV]) ${PAGER} "${COMPFILE}.merged" ;; [xX]) rm "${COMPFILE}.merged" return 1 ;; '') echo "===> ${COMPFILE} will remain for your consideration" unset MERGE_AGAIN ;; *) echo "invalid choice: ${INSTALL_MERGED}" INSTALL_MERGED=v ;; esac done done } diff_loop() { local i _g _gid _merge_pwd _merge_grp _u CAN_INSTALL HANDLE_COMPFILE NO_INSTALLED if [ -n "${BATCHMODE}" ]; then HANDLE_COMPFILE=todo else HANDLE_COMPFILE=v fi unset NO_INSTALLED unset CAN_INSTALL unset FORCE_UPG while [[ ${HANDLE_COMPFILE} == @(v|todo) ]]; do if [ -f "${DESTDIR}${COMPFILE#.}" -a -f "${COMPFILE}" -a -z "${IS_LINK}" ]; then if [ -z "${DIFFMODE}" ]; then # automatically install files if current != new and current = old for i in "${AUTO_UPG[@]}"; do [ "${i}" = "${COMPFILE}" ] && FORCE_UPG=1 done # automatically install files which differ only by CVS Id or that are binaries if [ -z "$(diff -q -I'[$]OpenBSD:.*$' "${DESTDIR}${COMPFILE#.}" "${COMPFILE}")" -o -n "${FORCE_UPG}" -o -n "${IS_BINFILE}" ]; then echo -n "===> Updating ${COMPFILE#.}" if mm_install "${COMPFILE}"; then AUTO_INSTALLED_FILES="${AUTO_INSTALLED_FILES}${DESTDIR}${COMPFILE#.}\n" else warn "problem updating ${COMPFILE#.}" fi return fi # automatically install missing users if [ "${COMPFILE}" = "./etc/master.passwd" ]; then while read l; do _u=$(echo ${l} | awk -F ':' '{ print $1 }') if [ "${_u}" != "root" ]; then if [ -z "$(grep -E "^${_u}:" ${DESTDIR}${COMPFILE#.})" ]; then echo "===> Adding the ${_u} user" if ${DESTDIR:+chroot ${DESTDIR}} chpass -la "${l}"; then set -A NEWUSR -- ${NEWUSR[@]} ${_u} else _merge_pwd=1 fi fi fi done < ${COMPFILE} if [ -z ${_merge_pwd} ]; then rm "${TEMPROOT}${COMPFILE#.}" return fi fi # automatically install missing groups if [ "${COMPFILE}" = "./etc/group" ]; then while read l; do _g=$(echo ${l} | awk -F ':' '{ print $1 }') _gid=$(echo ${l} | awk -F ':' '{ print $3 }') if [ -z "$(grep -E "^${_g}:" ${DESTDIR}${COMPFILE#.})" ]; then echo "===> Adding the ${_g} group" if ${DESTDIR:+chroot ${DESTDIR}} groupadd -g "${_gid}" "${_g}"; then set -A NEWGRP -- ${NEWGRP[@]} ${_g} else _merge_grp=1 fi fi done < ${COMPFILE} if [ -z ${_merge_grp} ]; then rm "${TEMPROOT}${COMPFILE#.}" return fi fi fi if [ "${HANDLE_COMPFILE}" = "v" ]; then ( echo "\n========================================================================\n" echo "===> Displaying differences between ${COMPFILE} and installed version:" echo "" diff -u "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" ) | ${PAGER} echo "" fi else # file does not exist on the target system if [ -n "${IS_LINK}" ]; then if [ -n "${DIFFMODE}" ]; then echo "" NO_INSTALLED=1 else if mm_install_link; then echo "===> ${COMPFILE#.} link created successfully" AUTO_INSTALLED_FILES="${AUTO_INSTALLED_FILES}${DESTDIR}${COMPFILE#.}\n" else warn "problem creating ${COMPFILE#.} link" fi return fi fi if [ -n "${DIFFMODE}" ]; then echo "" NO_INSTALLED=1 else echo -n "===> Installing ${COMPFILE#.}" if mm_install "${COMPFILE}"; then AUTO_INSTALLED_FILES="${AUTO_INSTALLED_FILES}${DESTDIR}${COMPFILE#.}\n" else warn "problem installing ${COMPFILE#.}" fi return fi fi if [ -z "${BATCHMODE}" ]; then echo " Use 'd' to delete the temporary ${COMPFILE}" if [[ ${COMPFILE} != ./etc/@(master.passwd|group|hosts) ]]; then CAN_INSTALL=1 echo " Use 'i' to install the temporary ${COMPFILE}" fi if [ -z "${NO_INSTALLED}" -a -z "${IS_BINFILE}" -a -z "${IS_LINK}" ]; then echo " Use 'm' to merge the temporary and installed versions" echo " Use 'v' to view the diff results again" fi echo "" echo " Default is to leave the temporary file to deal with by hand" echo "" echo -n "How should I deal with this? [Leave it for later] " read HANDLE_COMPFILE else unset HANDLE_COMPFILE fi case "${HANDLE_COMPFILE}" in [dD]) rm "${COMPFILE}" echo "\n===> Deleting ${COMPFILE}" ;; [iI]) if [ -n "${CAN_INSTALL}" ]; then echo "" if [ -n "${IS_LINK}" ]; then if mm_install_link; then echo "===> ${COMPFILE#.} link created successfully" MERGED_FILES="${MERGED_FILES}${DESTDIR}${COMPFILE#.}\n" else warn "problem creating ${COMPFILE#.} link" fi else echo -n "===> Updating ${COMPFILE#.}" if mm_install "${COMPFILE}"; then MERGED_FILES="${MERGED_FILES}${DESTDIR}${COMPFILE#.}\n" else warn "problem updating ${COMPFILE#.}" fi fi else echo "invalid choice: ${HANDLE_COMPFILE}\n" HANDLE_COMPFILE="todo" fi ;; [mM]) if [ -z "${NO_INSTALLED}" -a -z "${IS_BINFILE}" -a -z "${IS_LINK}" ]; then merge_loop && \ MERGED_FILES="${MERGED_FILES}${DESTDIR}${COMPFILE#.}\n" || \ HANDLE_COMPFILE="todo" else echo "invalid choice: ${HANDLE_COMPFILE}\n" HANDLE_COMPFILE="todo" fi ;; [vV]) if [ -z "${NO_INSTALLED}" -a -z "${IS_BINFILE}" -a -z "${IS_LINK}" ]; then HANDLE_COMPFILE="v" else echo "invalid choice: ${HANDLE_COMPFILE}\n" HANDLE_COMPFILE="todo" fi ;; '') echo "\n===> ${COMPFILE} will remain for your consideration" ;; *) echo "invalid choice: ${HANDLE_COMPFILE}\n" HANDLE_COMPFILE="todo" continue ;; esac done } do_compare() { local _c1 _c2 COMPFILE CVSID1 CVSID2 echo "===> Starting comparison" cd ${TEMPROOT} || error_rm_wrkdir # use -size +0 to avoid comparing empty log files and device nodes; # however, we want to keep the symlinks; group and master.passwd # need to be handled first in case mm_install needs a new user/group _c1="./etc/group ./etc/master.passwd" _c2=$(find . -type f -size +0 -or -type l | grep -vE '(./etc/group|./etc/master.passwd)') for COMPFILE in ${_c1} ${_c2}; do unset IS_BINFILE unset IS_LINK # links need to be treated in a different way [ -h "${COMPFILE}" ] && IS_LINK=1 if [ ! -e "${DESTDIR}${COMPFILE#.}" ]; then diff_loop continue fi # compare CVS $Id's first so if the file hasn't been modified, # it will be deleted from temproot and ignored from comparison. # several files are generated from scripts so CVS ID is not a # reliable way of detecting changes; leave for a full diff. if [[ -z ${DIFFMODE} && \ ${COMPFILE} != ./etc/@(fbtab|login.conf|sysctl.conf|ttys) && \ -z ${IS_LINK} ]]; then CVSID1=$(grep "[$]OpenBSD:" ${DESTDIR}${COMPFILE#.} 2>/dev/null) CVSID2=$(grep "[$]OpenBSD:" ${COMPFILE} 2>/dev/null) || CVSID2=none [ "${CVSID2}" = "${CVSID1}" ] && rm "${COMPFILE}" fi if [ -f "${COMPFILE}" -a -z "${IS_LINK}" ]; then # make sure files are different; if not, delete the one in temproot if diff -q "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" >/dev/null 2>&1; then rm "${COMPFILE}" # xetcXX.tgz contains binary files; set IS_BINFILE to disable sdiff elif diff -q "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" | grep -q Binary; then IS_BINFILE=1 diff_loop else diff_loop fi fi done echo "===> Comparison complete" } do_post() { local FILES_IN_TEMPROOT FILES_IN_BKPDIR echo "===> Checking directory hierarchy permissions (running mtree(8))" mtree -qdef ${DESTDIR}/etc/mtree/4.4BSD.dist -p ${DESTDIR:=/} -U >/dev/null [ -n "${XTGZ}" ] && \ mtree -qdef ${DESTDIR}/etc/mtree/BSD.x11.dist -p ${DESTDIR:=/} -U >/dev/null if [ -n "${NEED_NEWALIASES}" ]; then report "===> A new ${DESTDIR}/etc/mail/aliases file was installed." report "However ${DESTDIR}/usr/bin/newaliases could not be run," report "you will need to rebuild your aliases database manually.\n" fi FILES_IN_TEMPROOT=$(find ${TEMPROOT} -type f ! -name \*.merged -size +0 2>/dev/null) FILES_IN_BKPDIR=$(find ${BKPDIR} -type f -size +0 2>/dev/null) if [ -n "${AUTO_INSTALLED_FILES}" ]; then report "===> Automatically installed file(s)" report "${AUTO_INSTALLED_FILES}" fi if [ -n "${MERGED_FILES}" ]; then report "===> Manually merged/installed file(s)" report "${MERGED_FILES}" fi if [ -n "${FILES_IN_BKPDIR}" ]; then report "===> Backup of replaced file(s) can be found under" report "${BKPDIR}\n" fi if [ -n "${NEWUSR}" -o -n "${NEWGRP}" ]; then report "===> The following user(s)/group(s) have been added" [ -n "${NEWUSR}" ] && report "user(s): ${NEWUSR[@]}" [ -n "${NEWGRP}" ] && report "group(s): ${NEWGRP[@]}" report "" fi if [ -n "${FILES_IN_TEMPROOT}" ]; then report "===> File(s) remaining for you to merge by hand" report "${FILES_IN_TEMPROOT}" fi if [ -e "${REPORT}" ]; then echo "===> Output log available at ${REPORT}" else echo "===> Removing ${WRKDIR}" rm -rf "${WRKDIR}" fi [ -n "${FILES_IN_TEMPROOT}" ] && \ warn "some files are still left for comparison" [ -n "${NEED_NEWALIASES}" ] && \ warn "newaliases(8) failed to run properly" [ -n "${NEED_REBOOT}" ] && \ warn "some new/updated file(s) may require a reboot" unset NEED_NEWALIASES NEED_REBOOT clean_src rm -f ${DESTDIR}/${DBDIR}/.*.bak } while getopts bds:x: arg; do case ${arg} in b) BATCHMODE=1 ;; d) DIFFMODE=1 ;; s) if [ -d "${OPTARG}" ]; then SRCDIR=${OPTARG} [ -f "${SRCDIR}/etc/Makefile" ] || \ error_rm_wrkdir "${SRCDIR} is not a valid path to src" continue fi get_set "${OPTARG}" etc ;; x) get_set "${OPTARG}" xetc ;; *) usage error_rm_wrkdir ;; esac done shift $(( OPTIND -1 )) if (($# != 0)); then usage error_rm_wrkdir fi if [ -z "${SRCDIR}" -a -z "${TGZ}" -a -z "${XTGZ}" ]; then if [ -f "/usr/src/etc/Makefile" ]; then SRCDIR=/usr/src else error "please specify a valid path to src or (x)etcXX.tgz" usage error_rm_wrkdir fi fi TEMPROOT="${WRKDIR}/temproot" BKPDIR="${WRKDIR}/backups" do_populate do_compare do_post