#! /bin/sh## (From INN-1.4, written by Rich Salz)##  $Revision: 1.1 $##  A script to install files and directories.PROGNAME=`basename $0`##  Paths to programs.  CHOWN and WHOAMI are checked below.CHOWN=chownCHGRP=chgrpCHMOD=chmodCP=cpLN=lnMKDIR=mkdirMV=mvRM=rmSTRIP=stripWHOAMI=whoami##  Some systems don't support -x, so we have to use -f.if [ ${CHOWN} = chown ] ; then    if [ -f /etc/chown ] ; then	CHOWN=/etc/chown    else	if [ -f /usr/etc/chown ] ; then	    CHOWN=/usr/etc/chown	fi    fifiif [ ${WHOAMI} = whoami ] ; then    if [ -f /usr/ucb/whoami ] ; then	WHOAMI=/usr/ucb/whoami    fifi##  Defaults.CHOWNIT=falseCHGROUPIT=falseCHMODIT=falseSTRIPIT=falseBACKIT=falseTOUCHIT=trueSAVESRC=falseROOT=unknown##  Process JCL.MORETODO=truewhile ${MORETODO} ; do    case X"$1" in    X-b)	BACKIT=true	BACKUP="$2"	shift	;;    X-b*)	BACKIT=true	BACKUP=`expr "$1" : '-b\(.*\)'`	;;    X-c)	SAVESRC=true	;;    X-g)	GROUP="$2"	CHGROUPIT=true	shift	;;    X-g*)	GROUP=`expr "$1" : '-g\(.*\)'`	CHGROUPIT=true	;;    X-G)	case ${ROOT} in	unknown)	    case `${WHOAMI}` in	    root)		ROOT=true		;;	    *)		ROOT=false		;;	    esac	    ;;	esac	GROUP="$2"	shift	${ROOT} && CHGROUPIT=true	;;    X-G*)	case ${ROOT} in	unknown)	    case `${WHOAMI}` in	    root)		ROOT=true		;;	    *)		ROOT=false		;;	    esac	    ;;	esac	if ${ROOT} ; then	    GROUP=`expr "$1" : '-g\(.*\)'`	    CHGROUPIT=true	fi	;;    X-m)	MODE="$2"	CHMODIT=true	shift	;;    X-m*)	MODE=`expr "$1" : '-m\(.*\)'`	CHMODIT=true	;;    X-n)	TOUCHIT=false	;;    X-o)	OWNER="$2"	CHOWNIT=true	shift	;;    X-o*)	OWNER=`expr "$1" : '-o\(.*\)'`	CHOWNIT=true	;;    X-O)	case ${ROOT} in	unknown)	    case `${WHOAMI}` in	    root)		ROOT=true		;;	    *)		ROOT=false		;;	    esac	    ;;	esac	OWNER="$2"	shift	${ROOT} && CHOWNIT=true	;;    X-O*)	case ${ROOT} in	unknown)	    case `${WHOAMI}` in	    root)		ROOT=true		;;	    *)		ROOT=false		;;	    esac	    ;;	esac	if ${ROOT} ; then	    OWNER=`expr "$1" : '-o\(.*\)'`	    CHOWNIT=true	fi	;;    X-s)	STRIPIT=true	;;    X--)	shift	MORETODO=false	;;    X-*)	echo "${PROGNAME}:  Unknown flag $1" 1>&2	exit 1	;;    *)	MORETODO=false	;;    esac    ${MORETODO} && shiftdone##  Process arguments.if [ $# -ne 2 ] ; then    echo "Usage:  ${PROGNAME} [flags] source destination"    exit 1fi##  Making a directory?if [ X"$1" = X. ] ; then    DEST="$2"    if [ ! -d "${DEST}" ] ; then	${MKDIR} "${DEST}" || exit 1    fi    if ${CHOWNIT} ; then	${CHOWN} "${OWNER}" "${DEST}" || exit 1    fi    if ${CHGROUPIT} ; then	${CHGRP} "${GROUP}" "${DEST}" || exit 1    fi    if ${CHMODIT} ; then	umask 0	${CHMOD} "${MODE}"  "${DEST}" || exit 1    fi    exit 0fi##  Get the destination and a temp file in the destination diretory.if [ -d "$2" ] ; then    DEST="$2/$1"    TEMP="$2/$$.tmp"else    DEST="$2"    TEMP="`expr "$2" : '\(.*\)/.*'`/$$.tmp"fi##  If not given the same name, we must try to copy.if [ X"$1" != X"$2" -o $SAVESRC ] ; then    if cmp -s "$1" "${DEST}" ; then	##  Files are same; touch or not.	${TOUCHIT} && touch "${DEST}"    else	##  If destination exists and we wish to backup, link to backup.	if [ -f "${DEST}" ] ; then	    if ${BACKIT} ; then		${RM} -f "${DEST}${BACKUP}"		${LN} "${DEST}" "${DEST}${BACKUP}"	    fi	fi	##  Copy source to the right dir, then move to right spot.	##  Done in two parts so we can hope for atomicity.	${RM} -f "${TEMP}" || exit 1	${CP} "$1" "${TEMP}" || exit 1	${MV} -f "${TEMP}" "${DEST}" || exit 1    fifi##  Strip and set the modes.if ${STRIPIT} ; then    ${STRIP} "${DEST}" || exit 1fiif ${CHOWNIT} ; then    ${CHOWN} "${OWNER}" "${DEST}" || exit 1fiif ${CHGROUPIT} ; then    ${CHGRP} "${GROUP}" "${DEST}" || exit 1fiif ${CHMODIT} ; then    umask 0    ${CHMOD} "${MODE}"  "${DEST}" || exit 1fiexit 0