PC World Komputer 1999 March B/SCO_CASTOR4RRT.iso/lp/install/preinstall

Text File | 1998-08-19 | 4.9 KB | 198 lines

#ident    "@(#)preinstall    1.2"
#ident  "$Header: $"

PKGMSG=${PKGINST}.pkg
LOCALE=${LC_ALL:-${LC_MESSAGES:-${LANG:-"C"}}}

if [ ! -f /usr/lib/locale/${LOCALE}/LC_MESSAGES/${PKGMSG} ]
then
   if [ -f ${REQDIR}/inst/locale/${LOCALE}/${PKGMSG} -a \
    -d /usr/lib/locale/${LOCALE}/LC_MESSAGES ]
   then
    cp ${REQDIR}/inst/locale/${LOCALE}/${PKGMSG} \
       /usr/lib/locale/${LOCALE}/LC_MESSAGES
   fi
fi
##########
##
## Make sure the user "lp" and group "lp" exist and are
## consistent.
##
##########

pfmt -s nostd -g ${PKGMSG}:1 "##checking that user \"lp\" and group \"lp\" exist. . .\n" 2>&1

PATH=${PATH}:/usr/sadm/bin
export PATH

#chgflag=0
if valgid lp
then
    entry=`grep '^lp:' /etc/group`
    gid=`expr "${entry}" : "^lp:[^:]*:\([^:]*\):"`
else
    gid=7
    until groupadd -g ${gid} lp >/dev/null 2>&1
    do
        gid=`expr ${gid} + 1`
    done
    #chgflag=1
    pfmt -s nostd -g ${PKGMSG}:2 "\nThe group \"lp\" has been created with ID %s.\n\n" ${gid} 2>&1
fi

if valuid lp
then
    entry=`grep '^lp:' /etc/passwd`
    cgid=`expr "${entry}" : "lp:[^:]*:[^:]*:\([^:]*\):"`
    if [ ${cgid} -ne ${gid} ]
    then
        pfmt -s nostd -g ${PKGMSG}:3 "##Moving the login \"lp\" from group ID %s to $s . . .\n" ${cgid} ${gid} 2>&1
        usermod -g ${gid} lp
        #chgflag=1
    fi
else
    uid=7
    until useradd -g ${gid} -u ${uid} -d /var/spool/lp lp >/dev/null 2>&1
    do
        uid=`expr ${uid} + 1`
    done
    #chgflag=1
    pfmt -s nostd -g ${PKGMSG}:4 "\nThe login \"lp\" has been created with ID %s.\n\n" ${uid} 2>&1
fi

##########
##
## Ensure that "lp" can use cron:
##
##########

CRONALLOW=/etc/cron.d/cron.allow
CRONDENY=/etc/cron.d/cron.deny

if [ -f "${CRONDENY}" ]
then
    if grep '^lp$' ${CRONDENY} 1>/dev/null 2>&1
    then
    ed -s ${CRONDENY} <<-'EOF'
        /^lp$/d
        w
        q
    EOF
    pfmt -s nostd -g ${PKGMSG}:5 "\nThe login \"lp\" has been removed from the list of logins\n\tdenied access to the cron service.\n\n" 2>&1
    fi
fi

if [ -f "${CRONALLOW}" ]
then
    if grep '^lp$' ${CRONALLOW} 1>/dev/null 2>&1
    then
        :
    else
        echo "lp" >>${CRONALLOW}
        pfmt -s nostd -g ${PKGMSG}:6 "\nThe login \"lp\" has been added to the list of logins\n\tallowed to use the cron service.\n\n" 2>&1
    fi
fi

############# Begin UPGRADE AND OVERLAY #######################

SCRIPTS=/usr/sbin/pkginst
. ${SCRIPTS}/updebug

[ "$UPDEBUG" = YES ] && set -x

#  The volatile files saved for ${PKGINST} will be listed in
#  /etc/inst/save.user/${PKGINST}.sav

#  The initial V4 volatile files list for ${PKGINST} should be in
#  /etc/inst/up/patch/${PKGINST}.LIST

[ "$PKGINSTALL_TYPE" = NEWINSTALL ] || {

    #
    # For an AUTOMATIC installation, PKGINSTALL_TYPE will not
    # be set here.  Normally we could let pkgsavfiles deal with
    # this case, but lp is special because for an upgrade, the
    # the volatile files had to be saved before we installed
    # the base.  So we need to determine the install type here
    # using the generic tool chkpkgrel.  We're relying on the
    # original pkginfo file (if any) to still be in place.
    #

    UPGFILE=/etc/inst/save.user/lp.env

    [ ! "$PKGINSTALL_TYPE" ] && {

        #This code is run in automatic mode.
        #For overlay we must remember to rm /etc/inst/save.user/lp.env
        #created by chkpkgrel being run here.  Therefore, set rm_lp_env.
        #This must be done for pkgsavfiles to work correctly.

        rm_lp_env=1

        PKGINSTALL_TYPE=NEWINSTALL

#chkpkgrel, returns a code, indicating which version of this pkg is installed.
#Return code 2 indicates overlay of the same or older version. For overlay,
#existence of the file $UPGRADE_STORE/$PKGINST.ver indicates presence of older
#version. This file contains the old version.

#    ${SCRIPTS}/chkpkgrel returns    0 if pkg is not installed
#                    1 if pkg if unknown version
#                    2 if pkg is SVR4.2
#                    4 if pkg is SVR4.0 V4
#                    9 if newer pkg is installed
        ${SCRIPTS}/chkpkgrel
        PKGVERSION=$?

        case $PKGVERSION in
            2)    PKGINSTALL_TYPE=OVERLAY ;;
            4)    PKGINSTALL_TYPE=UPGRADE ;;
            9)    #pkgrm newer pkg before older pkg is installed.
                exit 3    ;;
            *)    ;;
        esac

        [ "$PKGINSTALL_TYPE" = NEWINSTALL ] && {

            echo AUTOMERGE=NULL > $UPGFILE
            echo PKGINSTALL_TYPE=NEWINSTALL >> $UPGFILE
            # I want CUSTOM here !
            echo INSTALL_MODE=CUSTOM >> $UPGFILE
            exit 0
        }
    }

    [ "$PKGINSTALL_TYPE" = UPGRADE ] && {

            # for upgrade the files have been saved already

        cp /etc/inst/up/patch/lp.LIST /etc/inst/save.user/lp.sav

        echo AUTOMERGE=Yes > $UPGFILE
        echo PKGINSTALL_TYPE=UPGRADE >> $UPGFILE
        # I want CUSTOM here !
        echo INSTALL_MODE=CUSTOM >> $UPGFILE

        [ "$UPDEBUG" = YES ] && goany

        exit 0
    }

    #The following line of code is run in automatic mode.
    #For overlay we must rm /etc/inst/save.user/lp.env
    #created by chkpkgrel run in preinstall.  rm_lp_env was set earlier.
    #This must be done for pkgsavfiles to work correctly.

    [ "$rm_lp_env" = "1" ] && rm -f /etc/inst/save.user/lp.env

    [ "$UPDEBUG" = YES ] && goany

    ${SCRIPTS}/pkgsavfiles ${PKGINST}

    [ "$UPDEBUG" = YES ] && goany
}

############# End  UPGRADE AND OVERLAY #######################

exit 0