#!/bin/bash
# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /local/data/ulm/cvs/history/var/cvsroot/gentoo-src/portage/bin/prepman,v 1.12 2005/05/04 23:50:33 vapier Exp $

if [ -z "$1" ] ; then 
	z="${D}usr/share/man"
else
	z="${D}$1/man"
fi

[ ! -d "${z}" ] && exit 0

PORTAGE_COMPRESS=${PORTAGE_COMPRESS:-gzip}
PORTAGE_COMPRESS_FLAGS=${PORTAGE_COMPRESS_FLAGS:--9}
if [ -z "${PORTAGE_COMPRESS_SUFFIX}" ] ; then
	case ${PORTAGE_COMPRESS} in
		gzip)  suffix="gz";;
		bzip2) suffix="bz2";;
		*)     echo "prepman error: please set PORTAGE_COMPRESS_SUFFIX in make.conf" 1>&2
		       exit 1;;
	esac
fi

if [ -z "${prepallman_banner}" ] ; then
	echo "man: ${PORTAGE_COMPRESS} ${PORTAGE_COMPRESS_FLAGS}"
fi

for x in `find "${z}"/ -type d 2>/dev/null` ; do
	for y in `find "${x}"/ \( -type f -or -type l \) ! -name '.keep' -maxdepth 1 -mindepth 1 2>/dev/null` ; do
		if [ -L "${y}" ] ; then
			# Symlink ...
			mylink=${y}
			linkto=$(readlink "${y}")

			# Do NOT change links to directories
			if [ -d "${z}/${linkto}" ] ; then
				continue
			fi

			if [ "${linkto##*.}" != "${suffix}" ] ; then
				linkto="${linkto}.${suffix}"
			fi
			if [ "${mylink##*.}" != "${suffix}" ] ; then
				mylink="${mylink}.${suffix}"
			fi

			echo "   link fixed ${mylink##*/}"
			ln -snf "${linkto}" "${mylink}"
			if [ "${y}" != "${mylink}" ] ; then
				echo "   link removed ${y##*/}"
				rm -f "${y}"
			fi
		else
			if [ "${y##*.}" != "${suffix}" ] && [ ! -d "${y}" ] ; then
				echo "   compressing ${y##*/}"
				"${PORTAGE_COMPRESS}" ${PORTAGE_COMPRESS_FLAGS} -f "${y}"
			fi
		fi	
	done
done