PC World Komputer 1999 March B/SCO_CASTOR4RRT.iso/acp/install/request

Text File | 1998-08-19 | 5.3 KB | 196 lines

#ident    "@(#)pkg.acp:request    1.18.1.10"
#ident    "$Header: $"

#    request script for acp package installation

trap 'exit 3' 15

CONFDIR=/etc/conf
CONFBIN=${CONFDIR}/bin

#
#  Make sure LOCALE environment variable is set.  If it's not set
#  coming in to this request script, then default to the C-locale.
#
LOCALE=${LC_ALL:-${LC_MESSAGES:-${LANG:-"C"}}}

OUTPUT=$1
>$OUTPUT
# Since the new mtune.d/ptm is not installed yet, we get the number
# of default pseudo-ttys from the pkginfo file. The default
# we use depends on how many users are licensed.
NUM_USERS=`keyadm -g USERS|cut -f1`
if [ "$NUM_USERS" = "2" ]
then
    DFLT_SCO=$DFLT_SCO_PE
else
    DFLT_SCO=$DFLT_SCO_AS
fi
NSCO=$DFLT_SCO

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

UPINSTALL=/etc/conf.sav
SCRIPTS=/usr/sbin/pkginst
UPGRADE_STORE=/etc/inst/save.user
UPGFILE=${UPGRADE_STORE}/${PKGINST}.env

. ${SCRIPTS}/updebug

[ "$UPDEBUG" = YES ] && {
    set -x
    goany
}


export PKGINSTALL_TYPE INSTALL_MODE

#  set INSTALL_MODE to CUSTOM, if not set

[ "$INSTALL_MODE" ] || INSTALL_MODE=CUSTOM

AUTOMERGE=NULL
PKGINSTALL_TYPE=NEWINSTALL

# Call chkpkgrel to determine installation type. As a side-effect,
# it creates $UPGFILE.
${SCRIPTS}/chkpkgrel
PKGVERSION=$?

case $PKGVERSION in
    2)    PKGINSTALL_TYPE=OVERLAY    ;;
    4)    PKGINSTALL_TYPE=UPGRADE    ;;
    6)    PKGINSTALL_TYPE=UPGRADE2    ;;
    *)    ;;
esac

# Determine the number of SCO pseudo-ttys to configure for an OVERLAY
# or UPGRADE.

[ "$PKGINSTALL_TYPE" = NEWINSTALL ] || {

    AUTOMERGE=Yes

    [ "$PKGINSTALL_TYPE" = OVERLAY -o "$PKGINSTALL_TYPE" = UPGRADE2 ] && {
        if [ -f /etc/inst/scripts/postreboot.sh ]
        then
        # We are installing from the boot floppy.
        # (We checked for boot-floppy installation just in case
        # at some future time the request script is called from
        # the boot-floppy. The extra cost is small.)
            PTM=$UPINSTALL
            NSCO=`cut -f2 $PTM/node.d/pts|grep ttyp|wc -l`
            [ "$NSCO" -gt "$MAX_SCO_PTS" ] && NSCO=$MAX_SCO_PTS
        else
        # We are installing using pkgadd on a running system.
        # NOTE: If nsu is overlayed first, then there is no way to
        # determine the number of SCO pty's previously setup. This
        # is because nsu will install a new mtune and reinitialize
        # the number of SCO pty's to the default in mtune. The fix
        # for this has to be in nsu. It must determine both the
        # number of regular and SCO ptys previously setup.
            PTM=/etc/conf
            if [ -f $PTM/mtune.d/ptm ]
            then
                                line=`/etc/conf/bin/idtune -g NUMSCOPT`
                                set - $line
                                NSCO=$1
                                [ "$NSCO" -gt "$MAX_SCO_PTS" ] && NSCO=$MAX_SCO_PTS
            else
            # This is the odd case when we cannot find the old values.
            # Use the defaults.
                                continue
            fi
        fi
    }
    [ "$PKGINSTALL_TYPE" = UPGRADE ] && {
        if [ -f /etc/inst/scripts/postreboot.sh ]
        then
        # We are installing from the boot floppy.
        # (We checked for boot-floppy installation just in case
        # at some future time the request script is called from
        # the boot-floppy. The extra cost is small.)
                        PTM=$UPINSTALL
        else
                        PTM=/etc/conf
        fi

        # We are upgrading from a pre-UnixWare 2.0 release that used
        # different drivers for SCO and regular ptys. The sdevice.d/mpt
        # file will have only the number of SCO ptys.
                if [ -f $PTM/sdevice.d/mpt ]
        then
                        grep "^mpt    " $PTM/sdevice.d/mpt >/tmp/mpt.$$ 2>/dev/null
               OFS=$IFS
                        IFS="    "    #tab
            read Dev Conf LAST_SCO x4 </tmp/mpt.$$
            [ "$Conf" = N ] && LAST_SCO=$DFLT_SCO
            IFS=$OFS
            rm -f /tmp/mpt.$$

            [ "$LAST_SCO" -gt "$DFLT_SCO" ] && NSCO=$LAST_SCO
            [ "$NSCO" -gt "$MAX_SCO_PTS" ] && NSCO=$MAX_SCO_PTS
        else
        # This is the odd case when we cannot find the old values.
        # Use the defaults.
                                continue
        fi
    }
}

echo "AUTOMERGE=$AUTOMERGE" >>$OUTPUT || exit 1
echo "PKGINSTALL_TYPE=$PKGINSTALL_TYPE" >>$OUTPUT || exit 1
echo "INSTALL_MODE=$INSTALL_MODE" >>$OUTPUT || exit 1

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


#
#  Put menu files in correct location
#
DIR=/etc/inst/locale/${LOCALE}/menus/acp

[ -d ${DIR} ] || mkdir -p ${DIR}
if [ ! -f ${DIR}/menu.acp ]
then
    if [ -f "${REQDIR}/inst/locale/${LOCALE}/acp/menu.acp" ]
    then
        cp ${REQDIR}/inst/locale/${LOCALE}/acp/menu.acp ${DIR}
    else
        cp ${REQDIR}/acp/menu* ${DIR}
    fi
fi

#
#  Set up to use menu_colors; default to C-locale if ${LOCALE}'s dir has
#  no menu_colors.sh
#
if [ -f /etc/inst/locale/${LOCALE}/menus/menu_colors.sh ]
then
    . /etc/inst/locale/${LOCALE}/menus/menu_colors.sh
else
    . /etc/inst/locale/C/menus/menu_colors.sh
fi

# If this is a boot-floppy installation, do not show menu.
if [ ! -f /etc/inst/scripts/postreboot.sh ]
then
    # Make NSCO available to menu command.
    export NSCO
    menu_colors regular
    > /tmp/out
    menu -f ${DIR}/menu.acp -o /tmp/out 2> /dev/null
    . /tmp/out
fi

# Now a kludge. Since the boot-floppy does not run the request
# script but does make an $UPGFILE, we need another flag to tell
# preinstall that this request script was run. This flag is
# $NSCO in $UPGFILE. We have to empty $UPGFILE first since
# chkpkgrel puts in $PKGVERSION which gives an error when file
# is dotted in by preinstall.
echo "NSCO=$NSCO" >$UPGFILE

exit 0