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#!/bin/sh
## live-build(7) - System Build Scripts
## Copyright (C) 2006-2012 Daniel Baumann <daniel@debian.org>
##
## live-build 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.
Expand_packagelist ()
{
_LB_EXPAND_QUEUE="$(basename "${1}")"
shift
while [ -n "${_LB_EXPAND_QUEUE}" ]
do
_LB_LIST_NAME="$(echo ${_LB_EXPAND_QUEUE} | cut -d" " -f1)"
_LB_EXPAND_QUEUE="$(echo ${_LB_EXPAND_QUEUE} | cut -s -d" " -f2-)"
_LB_LIST_LOCATION=""
_LB_NESTED=0
_LB_ENABLED=1
for _LB_SEARCH_PATH in ${@} "${LB_BASE:-/usr/share/live/build}/package-lists"
do
if [ -e "${_LB_SEARCH_PATH}/${_LB_LIST_NAME}" ]
then
_LB_LIST_LOCATION="${_LB_SEARCH_PATH}/${_LB_LIST_NAME}"
break
fi
done
if [ -z "${_LB_LIST_LOCATION}" ]
then
echo "W: Unknown package list '${_LB_LIST_NAME}'" >&2
continue
fi
while read _LB_LINE
do
case "${_LB_LINE}" in
\#if\ *)
if [ ${_LB_NESTED} -eq 1 ]
then
echo "E: Nesting conditionals is not supported" >&2
exit 1
fi
_LB_NESTED=1
_LB_NEEDLE="$(echo "${_LB_LINE}" | cut -d' ' -f3-)"
_LB_HAYSTACK="$(eval "echo \$LB_$(echo "${_LB_LINE}" | cut -d' ' -f2)")"
_LB_ENABLED=0
for _LB_NEEDLE_PART in ${_LB_NEEDLE}
do
for _LB_HAYSTACK_PART in ${_LB_HAYSTACK}
do
if [ "${_LB_NEEDLE_PART}" = "${_LB_HAYSTACK_PART}" ]
then
_LB_ENABLED=1
fi
done
done
;;
\#nif\ *)
if [ ${_LB_NESTED} -eq 1 ]
then
echo "E: Nesting conditionals is not supported" >&2
exit 1
fi
_LB_NESTED=1
_LB_NEEDLE="$(echo "${_LB_LINE}" | cut -d' ' -f3-)"
_LB_HAYSTACK="$(eval "echo \$LB_$(echo "${_LB_LINE}" | cut -d' ' -f2)")"
_LB_ENABLED=0
for _LB_NEEDLE_PART in ${_LB_NEEDLE}
do
for _LB_HAYSTACK_PART in ${_LB_HAYSTACK}
do
if [ "${_LB_NEEDLE_PART}" != "${_LB_HAYSTACK_PART}" ]
then
_LB_ENABLED=1
fi
done
done
;;
\#endif*)
_LB_NESTED=0
_LB_ENABLED=1
;;
\#*)
if [ ${_LB_ENABLED} -ne 1 ]
then
continue
fi
# Find includes
_LB_INCLUDES="$(echo "${_LB_LINE}" | sed -n \
-e 's|^#<include> \([^ ]*\)|\1|gp' \
-e 's|^#include <\([^ ]*\)>|\1|gp')"
# Add to queue
_LB_EXPAND_QUEUE="$(echo ${_LB_EXPAND_QUEUE} ${_LB_INCLUDES} |
sed -e 's|[ ]*$||' -e 's|^[ ]*||')"
;;
*)
if [ ${_LB_ENABLED} -eq 1 ]
then
echo "${_LB_LINE}"
fi
;;
esac
done < "${_LB_LIST_LOCATION}"
done
}
|
