#!/bin/sh
# $NetBSD: prepare-import.sh,v 1.1 2013/02/25 00:20:08 jmmv Exp $
#
# Use this script to recreate the 'dist' subdirectory from a newly released
# distfile. The script takes care of unpacking the distfile, removing any
# files that are not relevant to NetBSD and checking if there are any new
# files in the new release that need to be addressed.
#
set -e
ProgName=${0##*/}
CLEAN_PATTERNS=
CLEAN_PATTERNS="${CLEAN_PATTERNS} *.m4"
CLEAN_PATTERNS="${CLEAN_PATTERNS} INSTALL TODO"
CLEAN_PATTERNS="${CLEAN_PATTERNS} Makefile*"
CLEAN_PATTERNS="${CLEAN_PATTERNS} admin"
CLEAN_PATTERNS="${CLEAN_PATTERNS} configure*"
err() {
echo "${ProgName}:" "${@}" 1>&2
exit 1
}
log() {
echo "${ProgName}:" "${@}"
}
backup_dist() {
if [ -d dist.old ]; then
log "Removing dist; dist.old exists"
rm -rf dist
else
log "Backing up dist as dist.old"
mv dist dist.old
fi
}
extract_distfile() {
local distfile="${1}"; shift
local distname="${1}"; shift
log "Extracting ${distfile}"
tar -xzf "${distfile}"
[ -d "${distname}" ] || err "Distfile did not create ${distname}"
log "Renaming ${distname} to dist"
mv "${distname}" dist
}
get_distname() {
local distfile="${1}"; shift
basename "${distfile}" | sed -e 's,\.tar.*,,'
}
cleanup_dist() {
log "Removing unnecessary files from dist"
( cd dist && rm -rf ${CLEAN_PATTERNS} )
}
diff_dirs() {
local old_dir="${1}"; shift
local new_dir="${1}"; shift
local old_list=$(mktemp -t kyua-atf-compat-import.XXXXXX)
local new_list=$(mktemp -t kyua-atf-compat-import.XXXXXX)
local diff=$(mktemp -t kyua-atf-compat-import.XXXXXX)
trap "rm -f '${old_list}' '${new_list}' '${diff}'; exit 1" \
HUP INT QUIT TERM
( cd "${old_dir}" && find . | sort >>"${old_list}" )
( cd "${new_dir}" && find . | sort >>"${new_list}" )
diff -u "${old_list}" "${new_list}" | grep '^+\.' >>"${diff}" || true
if [ -s "${diff}" ]; then
log "New files found"
diff -u "${old_list}" "${new_list}" | grep '^+\.'
log "Check if any files have to be cleaned up and update" \
"the prepare-import.sh script accordingly"
else
log "No new files; all good!"
fi
rm -f "${old_list}" "${new_list}" "${diff}"
}
main() {
[ ${#} -eq 1 ] || err "Must provide a distfile name"
local distfile="${1}"; shift
[ -f Makefile -a -f prepare-import.sh ] || \
err "Must be run from the src/external/bsd/kyua-atf-compat" \
"subdirectory"
local distname="$(get_distname ${distfile})"
backup_dist
extract_distfile "${distfile}" "${distname}"
cleanup_dist
diff_dirs dist.old dist
}
main "${@}"