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#set -x
# checkinstall script to control a patch installation.
# directory format options.
#
#       @(#)checkinstall 1.6 96/09/27 SMI
#
# Copyright (c) 1995 by Sun Microsystems, Inc.
# All rights reserved
#

PATH=/usr/sadm/bin:$PATH

INFO_DIR=`dirname $0`
INFO_DIR=`dirname $INFO_DIR`    # one level up

NOVERS_MSG="PaTcH_MsG 8 Version $VERSION of $PKG is not installed on this system."
ALRDY_MSG="PaTcH_MsG 2 Patch number $SUNW_PATCHID is already applied."
TEMP_MSG="PaTcH_MsG 23 Patch number $SUNW_PATCHID cannot be applied until all \
restricted patches are backed out."

cat $1
# Read the provided environment from what may have been a request script
. $1

# Old systems can't deal with checkinstall scripts anyway
if [ "$PATCH_PROGRESSIVE" = "true" ]; then
        exit 0
fi

#
# Confirm that the intended version is installed on the system.
#
if [ "${UPDATE}" != "yes" ]; then
        echo "$NOVERS_MSG"
        exit 3
fi

#
# Confirm that this patch hasn't already been applied and
# that no other mix-ups have occurred involving patch versions and
# the like.
#
Skip=0
active_base=`echo $SUNW_PATCHID | nawk '
        { print substr($0, 1, match($0, "Patchvers_pfx")-1) } '`
active_inst=`echo $SUNW_PATCHID | nawk '
        { print substr($0, match($0, "Patchvers_pfx")+Patchvers_pfx_lnth) } '`

# Is this a restricted patch?
if echo $active_base | egrep -s "Patchstrict_str"; then
        is_restricted="true"
        # All restricted patches are backoutable
        echo "PATCH_NO_UNDO=" >> $1
else
        is_restricted="false"
fi

for patchappl in ${PATCHLIST}; do
        # Is this an ordinary patch applying over a restricted patch?
        if [ $is_restricted = "false" ]; then
                if echo $patchappl | egrep -s "Patchstrict_str"; then
                        echo "$TEMP_MSG"
                        exit 3;
                fi
        fi
 
        # Is there a newer version of this patch?
        appl_base=`echo $patchappl | nawk '
                { print substr($0, 1, match($0, "Patchvers_pfx")-1) } '`
        if [ $appl_base = $active_base ]; then
                appl_inst=`echo $patchappl | nawk '
                        { print substr($0, match($0, "Patchvers_pfx")\
+Patchvers_pfx_lnth) } '`
                result=`expr $appl_inst \> $active_inst`
                if [ $result -eq 1 ]; then
                        echo "PaTcH_MsG 1 Patch number $SUNW_PATCHID is \
superceded by the already applied $patchappl."
                        exit 3
                elif [ $appl_inst = $active_inst ]; then
                        # Not newer, it's the same
                        if [ "$PATCH_UNCONDITIONAL" = "true" ]; then
                                if [ -d $PKGSAV/$SUNW_PATCHID ]; then
                                        echo "PATCH_NO_UNDO=true" >> $1
                                fi
                        else
                                echo "$ALRDY_MSG"
                                exit 3;
                        fi
                fi
        fi
done
 
# Construct a list of applied patches in order
echo "PATCHLIST=${PATCHLIST} $SUNW_PATCHID" >> $1
 
#
# Construct the complete list of patches this one obsoletes
#
ACTIVE_OBSOLETES=$Obsoletes_label
 
if [ -n "$Obsoletes_label" ]; then
        # Merge the two lists
        echo $Obsoletes_label | sed 'y/\ /\n/' | \
        nawk -v PatchObsList="$PATCH_OBSOLETES" '
        BEGIN {
                printf("PATCH_OBSOLETES=");
                PatchCount=split(PatchObsList, PatchObsComp, " ");
 
                for(PatchIndex in PatchObsComp) {
                        Atisat=match(PatchObsComp[PatchIndex], "@");
                        PatchObs[PatchIndex]=substr(PatchObsComp[PatchIndex], \
0, Atisat-1);
                        PatchObsCnt[PatchIndex]=substr(PatchObsComp\
[PatchIndex], Atisat+1);
                }
        }
        {
                Inserted=0;
                for(PatchIndex in PatchObs) {
                        if (PatchObs[PatchIndex] == $0) {
                                if (Inserted == 0) {
                                        PatchObsCnt[PatchIndex]=PatchObsCnt\
[PatchIndex]+1;
                                        Inserted=1;
                                } else {
                                        PatchObsCnt[PatchIndex]=0;
                                }
                        }
                }
                if (Inserted == 0) {
                        printf ("%s@1 ", $0);
                }
                next;
        }        
        END {
                for(PatchIndex in PatchObs) {
                        if ( PatchObsCnt[PatchIndex] != 0) {
                                printf("%s@%d ", PatchObs[PatchIndex], \
PatchObsCnt[PatchIndex]);
                        }
                }
                printf("\n");
        } ' >> $1
        # Clear the parameter since it has already been used.
        echo "Obsoletes_label=" >> $1
 
        # Pass it's value on to the preinstall under another name
        echo "ACTIVE_OBSOLETES=$ACTIVE_OBSOLETES" >> $1
fi
 
#
# Construct PATCH_INFO line for this package.
#                        

# 31-July-2002 VC: added this line to enable the PATCH_INFO line to contain more detail
#
ACTIVE_OBSOLETES="$PATCH_OBSOLETES"

tmpRequire=`nawk -F= ' $1 ~ /REQUIR/ { print $2 } ' $INFO_DIR/pkginfo `
tmpIncompat=`nawk -F= ' $1 ~ /INCOMPAT/ { print $2 } ' $INFO_DIR/pkginfo `
 
if [ -n "$tmpRequire" ] && [ -n "$tmpIncompat" ]
then
        echo "PATCH_INFO_$SUNW_PATCHID=Installed: `date` From: `uname -n` \
          Obsoletes: $ACTIVE_OBSOLETES Requires: $tmpRequire \
          Incompatibles: $tmpIncompat" >> $1
elif [ -n "$tmpRequire" ]
then
        echo "PATCH_INFO_$SUNW_PATCHID=Installed: `date` From: `uname -n` \
          Obsoletes: $ACTIVE_OBSOLETES Requires: $tmpRequire \
Incompatibles: " >> $1
elif [ -n "$tmpIncompat" ]
then
        echo "PATCH_INFO_$SUNW_PATCHID=Installed: `date` From: `uname -n` \
          Obsoletes: $ACTIVE_OBSOLETES Requires: Incompatibles: \
$tmpIncompat" >> $1
else
        echo "PATCH_INFO_$SUNW_PATCHID=Installed: `date` From: `uname -n` \
          Obsoletes: $ACTIVE_OBSOLETES Requires: Incompatibles: " >> $1
fi
 
#
# Since this script is called from the delivery medium and we may be using
# dot extensions to distinguish the different patch packages, this is the
# only place we can, with certainty, trace that source for our backout
# scripts. (Usually $INST_DATADIR would get us there).
#
echo "SCRIPTS_DIR=`dirname $0`" >> $1
 
# If additional operations are required for this package, place
# those package-specific commands here.
 
#XXXSpecial_CommandsXXX#
 
exit 0