#!/bin/bash

pkgconfig=${1:-/usr/bin/pkg-config}

test -x $pkgconfig || exit 0

while read filename ; do

case "${filename}" in

*.pc)

	# Assume that this file doesn't contain useful information.

	needs_pkgconfig=false

	# Query the dependencies of the package.

	$pkgconfig --print-provides "$filename" 2> /dev/null | while read n r v ; do

		# We have a dependency.  Make a note that we need the pkgconfig

		# tool for this package.

		echo "pkgconfig($n)" "$r" "$v"

		needs_pkgconfig=true

	done

	# The dependency on the pkgconfig package itself.

	if $needs_pkgconfig ; then

		echo pkgconfig

	fi

	;;

esac

done