#!/bin/sh

Module=$1
revision=$2
release=$3
Package=$Module

if [ -z "$Package" -o "$Package" = '?' ]
then
    echo ''
    echo Usage:
    echo '      ' $0 package [revision] [release]
    echo '      ' where
    echo '              Package is the name of the package to be tagged'
    echo ''
    echo '              revision (optional) is "-D date_spec" or'
    echo '                       "-r existing_tag". If this is omitted'
    echo '                         the tag is  on the head.'
    echo ''
    echo '              Release (optional) specifies the release which'
    echo '                       this tag relates to. (This is assumed to be'
    echo '                       a release included in Release/Releases area'
    echo '                       in the repository.  Changes will be recorded'
    echo '                       there.'
    echo Examples:
    echo '     ' $0 CalorGeometry \"-D 07-Jun-2000\" 
    echo ''
    echo '     ' $0 Tof \"-r V00-00-10\" 3.3.1
    echo ''
    echo '     ' $0 TriggerMods \"\" 3.6.2
    exit
fi

Default_CVSROOT=${CVSROOT}
My_dir=$BFDIST/releases/development/Release/Scripts
Work_space=`${My_dir}/define_work_area`
echo ""
echo Using $Work_space
echo ""
#My_dir=`${My_dir}/make_my_dir $0`

r_code=''

UPS_SHELL=sh; export UPS_SHELL
. `$UPS_DIR/bin/ups setup ups`
setup cdfsoft2 development

Package=`echo $Module|cut -f1 -d'/'`

CDF_WRITE=`${My_dir}/Find_cvs_root Release | cut -f2 -d','`

cd $Work_space
cvs_str=`${My_dir}/Find_cvs_root $Package`
if [ "${cvs_str}" = "" ]
then
    if [ "${Default_CVSROOT}" != "" ]
    then
        cvs_str=${Default_CVSROOT}','${Default_CVSROOT}
    else
        echo "Unable to determine cvs repository for $Package"
        exit 1
    fi
fi
cvs $opt -Q checkout $Package
if [ ! -d $Package ]
    then
    echo $Package is not known in $opt
    echo Cannot be tagged
    exit
fi
rm -r $Package
if [ -d Release ]
then
    rm -r Release
fi

if [ "$release" = "" ]
then
    echo ''
    echo Tag of $Package $revision is not associated with
    echo a release.  Release specific files will not be 
    echo updated.
    echo ''
#
# Retrieve current tag
#
    cvs $opt history -T -a > /tmp/his_tmp

    old_tag=`${My_dir}/Get_last_tag_from_file $Package /tmp/his_tmp`

    rm /tmp/his_tmp

    if [ "${old_tag}" = "" ]
    then
    	echo ""
    	echo Unable to determine current tag on $Package
    	echo ""
    	echo Quitting!
    	exit 1
    fi

    new_tag=`$My_dir/make_new_tag $old_tag`
    echo ''
    echo Tagging $Package $revision as $new_tag
    echo ''
    cvs -d ${wopt} rtag $revision $new_tag $Package
else
    echo ''
    echo Tag of $Package $revision is associated with release
    echo $release.  The $release specific files will be updated
    echo to reflect this tag.
    echo ''
    if [ -d Release ]
    then
	rm -r Release
    fi
    cvs -Q -d $CDF_WRITE checkout Release
    cd Release/Releases
    if [ ! -f ${release}.newrel ] 
    then
        echo '* * * * * * * * * * * * * * * * * * * * * * * 
        echo '*'
        echo '*' ${release} files do not exist in repository
        echo '*'
        echo '* * * * * * * * * * * * * * * * * * * * * * *
        exit
    else
	known_package=`grep "^$Package " $release.newrel`
	if [ ! -z "${known_package}" ]
	then
	    echo $Module $revision >> /tmp/$Package.retag.txt
	    echo "" >> /tmp/$Package.retag.txt
	else
	    echo $Package V00-00-00 >> $release.newrel
	    echo 'if [ ! -d $BFDIST/packages/'$Package/V00-00-00 ']' >> $release.newver
	    echo 'then' >> $release.newver
	    echo '    newver -p' $opt $Package V00-00-00 >> $release.newver
	    echo 'fi' >> $release.newver
	    prdl=`expr "$Package                           " : \
                  '\(........................\).*'`
      	    echo "${prdl}V00-00-00" '       *' 1 'changes' >> $release.doc
	    cvs -Q commit -m "Added $Package" \
		$release.newrel $release.newver $release.doc
	    echo $Module $revision >> /tmp/$Package.retag.txt
	    echo "" >> /tmp/$Package.retag.txt
	fi
    fi
    echo ${My_dir}/retagger $release /tmp/$Package.retag.txt
    ${My_dir}/retagger $release /tmp/$Package.retag.txt
    cd $Work_space
    rm -r Release
    rm /tmp/$Package.retag.txt
fi