148 lines
3.2 KiB
Bash
Executable File
148 lines
3.2 KiB
Bash
Executable File
#!/bin/sh
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## live-build(7) - System Build Scripts
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## Copyright (C) 2006-2014 Daniel Baumann <mail@daniel-baumann.ch>
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##
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## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
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## This is free software, and you are welcome to redistribute it
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## under certain conditions; see COPYING for details.
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Expand_packagelist ()
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{
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_LB_EXPAND_QUEUE="$(basename "${1}")"
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shift
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while [ -n "${_LB_EXPAND_QUEUE}" ]
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do
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_LB_LIST_NAME="$(echo ${_LB_EXPAND_QUEUE} | cut -d" " -f1)"
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_LB_EXPAND_QUEUE="$(echo ${_LB_EXPAND_QUEUE} | cut -s -d" " -f2-)"
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_LB_LIST_LOCATION=""
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_LB_NESTED=0
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_LB_ENABLED=1
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for _LB_SEARCH_PATH in ${@}
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do
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if [ -e "${_LB_SEARCH_PATH}/${_LB_LIST_NAME}" ]
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then
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_LB_LIST_LOCATION="${_LB_SEARCH_PATH}/${_LB_LIST_NAME}"
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break
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fi
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done
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if [ -z "${_LB_LIST_LOCATION}" ]
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then
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echo "W: Unknown package list '${_LB_LIST_NAME}'" >&2
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continue
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fi
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printf "$(cat ${_LB_LIST_LOCATION})\n" | while read _LB_LINE
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do
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case "${_LB_LINE}" in
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\!*)
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_EXEC="$(echo ${_LB_LINE} | sed -e 's|^!||')"
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case "${LB_BUILD_WITH_CHROOT}" in
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true)
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chroot chroot sh -c "${_EXEC}"
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;;
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false)
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eval ${_EXEC}
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;;
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esac
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;;
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\#if\ *)
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if [ ${_LB_NESTED} -eq 1 ]
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then
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echo "E: Nesting conditionals is not supported" >&2
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exit 1
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fi
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_LB_NESTED=1
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_LB_NEEDLE="$(echo "${_LB_LINE}" | cut -d' ' -f3-)"
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_LB_HAYSTACK="$(eval "echo \$LB_$(echo "${_LB_LINE}" | cut -d' ' -f2)")"
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_LB_ENABLED=0
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for _LB_NEEDLE_PART in ${_LB_NEEDLE}
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do
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for _LB_HAYSTACK_PART in ${_LB_HAYSTACK}
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do
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if [ "${_LB_NEEDLE_PART}" = "${_LB_HAYSTACK_PART}" ]
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then
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_LB_ENABLED=1
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fi
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done
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done
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;;
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\#nif\ *)
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if [ ${_LB_NESTED} -eq 1 ]
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then
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echo "E: Nesting conditionals is not supported" >&2
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exit 1
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fi
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_LB_NESTED=1
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_LB_NEEDLE="$(echo "${_LB_LINE}" | cut -d' ' -f3-)"
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_LB_HAYSTACK="$(eval "echo \$LB_$(echo "${_LB_LINE}" | cut -d' ' -f2)")"
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_LB_ENABLED=0
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for _LB_NEEDLE_PART in ${_LB_NEEDLE}
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do
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for _LB_HAYSTACK_PART in ${_LB_HAYSTACK}
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do
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if [ "${_LB_NEEDLE_PART}" != "${_LB_HAYSTACK_PART}" ]
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then
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_LB_ENABLED=1
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fi
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done
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done
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;;
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\#endif*)
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_LB_NESTED=0
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_LB_ENABLED=1
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;;
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*)
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if [ ${_LB_ENABLED} -eq 1 ]
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then
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echo "${_LB_LINE}"
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fi
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;;
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esac
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done
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done
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}
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Discover_package_architectures ()
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{
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_LB_EXPANDED_PKG_LIST="${1}"
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_LB_DISCOVERED_ARCHITECTURES=""
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shift
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if [ -e "${_LB_EXPANDED_PKG_LIST}" ] && [ -s "${_LB_EXPANDED_PKG_LIST}" ]
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then
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while read _LB_PACKAGE_LINE
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do
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# Lines from the expanded package list may have multiple, space-separated packages
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for _LB_PACKAGE_LINE_PART in ${_LB_PACKAGE_LINE}
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do
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# Looking for <package>:<architecture>
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if [ -n "$(echo ${_LB_PACKAGE_LINE_PART} | awk -F':' '{print $2}')" ]
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then
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_LB_DISCOVERED_ARCHITECTURES="${_LB_DISCOVERED_ARCHITECTURES} $(echo ${_LB_PACKAGE_LINE_PART} | awk -F':' '{print $2}')"
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fi
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done
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done < "${_LB_EXPANDED_PKG_LIST}"
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# Output unique architectures, alpha-sorted, one per line
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echo "${_LB_DISCOVERED_ARCHITECTURES}" | tr -s '[:space:]' '\n' | sort | uniq
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fi
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}
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