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#!/bin/bash
#
# templatepkg v0.2: create a simplepkg package list from
# a legacy slackware /var/log/packages
#
# feedback: rhatto at riseup.net | gpl
#
# Templatepkg is free software; you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or any later version.
#
# Templatepkg is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 59 Temple
# Place - Suite 330, Boston, MA 02111-1307, USA
#
COMMON="/usr/libexec/simplepkg/common.sh"
BASENAME="`basename $0`"
if [ -f "$COMMON" ]; then
source $COMMON
eval_config `basename $0`
else
echo "error: file $COMMON found, check your `basename $0` installation"
exit 1
fi
APPEND="0"
if [[ ! -z "$3" && "$1" == "-a" ]]; then
ROOT="$3"
search_template $2 --new
APPEND="1"
elif [[ ! -z "$2" && "$1" == "-a" ]]; then
ROOT="/"
search_template $2 --new
APPEND="1"
elif [[ ! -z "$2" ]]; then
ROOT="$2"
search_template $1 --new
elif [[ ! -z "$1" ]]; then
search_template $1 --new
ROOT="/"
else
echo "usage: $BASENAME [-a] <template> [root-dir]"
echo -e "\t-a: append packages into a template"
exit 1
fi
TEMPLATE="$BASE_TEMPLATE.template"
if [ ! -d "$ROOT/var/log/packages" ]; then
echo $ROOT/var/log/packages: directory not found
exit 1
elif [[ -f "$TEMPLATE" && "$APPEND" == "0" ]]; then
rm -f $TEMPLATE
fi
for package in `ls -1 $ROOT/var/log/packages/`; do
pack=`package_name $package`
if [ -f $TEMPLATE ]; then
if ! `grep -v -e "^#" $TEMPLATE | cut -d : -f 1 | grep -q -e "^$pack\$"`; then
package_name $package >> $TEMPLATE
fi
else
package_name $package >> $TEMPLATE
fi
done
# checks if each package from the template is installed
grep -v -e "^#" $TEMPLATE | cut -d : -f 1 | while read pack; do
if [ ! -z "$pack" ]; then
unset found
for candidate in `ls $ROOT/var/log/packages/$pack* 2> /dev/null`; do
candidate="`package_name $candidate`"
if [ "$pack" == "$candidate" ]; then
found="1"
break
fi
done
if [ "$found" != "1" ]; then
# removes a non-installed package from the template
sed "/^$pack$/d" $TEMPLATE | sed "/^$pack $/d" | sed "/^$pack:*/d" > $TEMPLATE.tmp
cat $TEMPLATE.tmp > $TEMPLATE
rm -f $TEMPLATE.tmp
fi
fi
done
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