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#!/bin/bash
# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id: prepalldocs 3483 2006-06-10 21:40:40Z genone $
source "${PORTAGE_BIN_PATH:-/usr/lib/portage/bin}"/isolated-functions.sh
if [[ -z $1 ]] ; then
vecho "${0##*/}: at least one argument needed" 1>&2
exit 1
fi
# figure out the new suffix
suffix=$(ecompress --suffix)
# funk_up_dir(action, suffix, binary)
# - action: compress or decompress
# - suffix: the compression suffix to work with
# - binary: the program to execute that'll compress/decompress
# The directory we act on is implied in the ${dir} variable
funk_up_dir() {
local act=$1 suffix=$2 binary=$3
local negate=""
[[ ${act} == "compress" ]] && negate="!"
# first we act on all the files
find "${dir}" -type f ${negate} -iname '*'${suffix} -print0 | ${XARGS} -0 ${binary}
((ret+=$?))
find "${dir}" -type l -print0 | \
while read -d $'\0' brokenlink ; do
[[ -e ${brokenlink} ]] && continue
olddest=$(readlink "${brokenlink}")
[[ ${act} == "compress" ]] \
&& newdest="${olddest}${suffix}" \
|| newdest="${olddest%${suffix}}"
rm -f "${brokenlink}"
[[ ${act} == "compress" ]] \
&& ln -snf "${newdest}" "${brokenlink}${suffix}" \
|| ln -snf "${newdest}" "${brokenlink%${suffix}}"
((ret+=$?))
done
}
ret=0
for dir in "$@" ; do
dir="${D}${dir}"
if [[ ! -d ${dir} ]] ; then
vecho "${0##*/}: ${dir#${D}} does not exist!"
continue
fi
cd "${dir}"
actual_dir=${dir}
dir=. # use relative path to avoid 'Argument list too long' errors
# not uncommon for packages to compress doc files themselves
funk_up_dir "decompress" ".Z" "gunzip"
funk_up_dir "decompress" ".gz" "gunzip"
funk_up_dir "decompress" ".bz2" "bunzip2"
# forcibly break all hard links as some compressors whine about it
find "${dir}" -type f -links +1 -exec env file="{}" sh -c \
'cp -p "${file}" "${file}.ecompress.break" ; mv -f "${file}.ecompress.break" "${file}"' \;
# now lets do our work
[[ -z ${suffix} ]] && continue
vecho "${0##*/}: $(ecompress --bin) ${actual_dir#${D}}"
funk_up_dir "compress" "${suffix}" "ecompress"
done
exit ${ret}
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