#!/bin/bash
# $Id$

SCANELF="scanelf -LnyRB"
BINDIR="$1"

if [[ -z ${BINDIR} ]]
then
	echo "No \$BINDIR given"
	exit 1
fi

build_soname_list()
{
	local sonames
	local i
	sonames="$(${SCANELF} ${BINDIR} | cut -d' ' -f2 | sed 's:,:\ :g')"

	# now drop all duplicates
	SONAME_LIST="$(for i in ${sonames}; do echo ${i}; done | sort -u)"
	export SONAME_LIST
}

build_dep_list()
{
	local soname
	local libdir
	local deps
	local i
	local prefix
	local resolved

	for soname in ${SONAME_LIST}
	do
		# if /lib /lib64 are symlinks than add a prefix to honor usr-move
		libdir="${soname%/*}"
		prefix=""
		resolved=""
		if [[ ${libdir} = /lib ]] || [[ ${libdir} = /lib64 ]]
		then
			if [[ -L /lib ]] || [[ -L /lib64 ]]
			then
				prefix="/usr"
			fi
		fi

		resolved="$(magequery -e ${prefix}${soname})"
		if [[ -z ${resolved} ]]
		then
			resolved="${prefix}${soname}:_not_found"
		fi
		deps+=" ${resolved}"
	done
	DEPNAME_LIST="$(for i in ${deps}; do echo ${i}; done | sort -u)"
	export DEPNAME_LIST
}

build_soname_list
build_dep_list

#echo "${SONAME_LIST}"
echo "${DEPNAME_LIST}" | sed 's:\(.*\)-r.*:>= \1:'