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#!/bin/sh
# packagelists.sh - expands package list includes
# Copyright (C) 2006-2008 Daniel Baumann <daniel@debian.org>
#
# live-helper comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
# This is free software, and you are welcome to redistribute it
# under certain conditions; see COPYING for details.
set -e
Expand_packagelist ()
{
# ${1} List name
# ${2} Default path to search
# ${3} Fallback path to search (optional)
# Does list exist in default path?
if [ -e "${2}/${1}" ];
then
Expand_packagelist_file "${2}/${1}" "${@}"
else
# If list exists in fallback, include it.
if [ -n "${3}" ] && [ -e "${3}/${1}" ]
then
Expand_packagelist_file "${3}/${1}" "${@}"
fi
fi
}
Expand_packagelist_file ()
{
local FILE="${1}"
shift
shift
for INCLUDE in $(sed -ne 's|^#<include> \(.*\)|\1|gp' -e 's|^#include <\(.*\)>|\1|gp' "${FILE}")
do
Expand_packagelist "${INCLUDE}" "${@}"
done
sed -ne 's|^\([^#].*\)|\1\n|gp' "${FILE}"
}
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