/usr/share/live/build/functions/packagelists.sh is in open-infrastructure-system-build 20161101-lts2-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 | #!/bin/sh
## live-build(7) - System Build Scripts
## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
##
## This program 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 ${@}
do
if [ -e "${_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 '${_LB_LIST_NAME}'" >&2
continue
fi
printf "$(cat ${_LB_LIST_LOCATION})\n" | while read _LB_LINE
do
case "${_LB_LINE}" in
\!*)
_EXEC="$(echo ${_LB_LINE} | sed -e 's|^!||')"
case "${LB_BUILD_WITH_CHROOT}" in
true)
chroot chroot sh -c "${_EXEC}"
;;
false)
eval ${_EXEC}
;;
esac
;;
\#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
;;
\#*)
# Skip comments
;;
*)
if [ ${_LB_ENABLED} -eq 1 ]
then
echo "${_LB_LINE}"
fi
;;
esac
done
done
}
Discover_package_architectures ()
{
_LB_EXPANDED_PKG_LIST="${1}"
_LB_DISCOVERED_ARCHITECTURES=""
shift
if [ -e "${_LB_EXPANDED_PKG_LIST}" ] && [ -s "${_LB_EXPANDED_PKG_LIST}" ]
then
while read _LB_PACKAGE_LINE
do
# Lines from the expanded package list may have multiple, space-separated packages
for _LB_PACKAGE_LINE_PART in ${_LB_PACKAGE_LINE}
do
# Looking for <package>:<architecture>
if [ -n "$(echo ${_LB_PACKAGE_LINE_PART} | awk -F"=" '{print $1}' | awk -F':' '{print $2}')" ]
then
_LB_DISCOVERED_ARCHITECTURES="${_LB_DISCOVERED_ARCHITECTURES} $(echo ${_LB_PACKAGE_LINE_PART} | awk -F':' '{print $2}')"
fi
done
done < "${_LB_EXPANDED_PKG_LIST}"
# Output unique architectures, alpha-sorted, one per line
echo "${_LB_DISCOVERED_ARCHITECTURES}" | tr -s '[:space:]' '\n' | sort | uniq
fi
}
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