external/bsd/kyua-atf-compat/prepare-import.sh

   1 #!/bin/sh
   2 # $NetBSD: prepare-import.sh,v 1.1 2013/02/25 00:20:08 jmmv Exp $
   3 #
   4 # Use this script to recreate the 'dist' subdirectory from a newly released
   5 # distfile.  The script takes care of unpacking the distfile, removing any
   6 # files that are not relevant to NetBSD and checking if there are any new
   7 # files in the new release that need to be addressed.
   8 #
   9
  10 set -e
  11
  12 ProgName=${0##*/}
  13
  14 CLEAN_PATTERNS=
  15 CLEAN_PATTERNS="${CLEAN_PATTERNS} *.m4"
  16 CLEAN_PATTERNS="${CLEAN_PATTERNS} INSTALL TODO"
  17 CLEAN_PATTERNS="${CLEAN_PATTERNS} Makefile*"
  18 CLEAN_PATTERNS="${CLEAN_PATTERNS} admin"
  19 CLEAN_PATTERNS="${CLEAN_PATTERNS} configure*"
  20
  21 err() {
  22         echo "${ProgName}:" "${@}" 1>&2
  23         exit 1
  24 }
  25
  26 log() {
  27         echo "${ProgName}:" "${@}"
  28 }
  29
  30 backup_dist() {
  31         if [ -d dist.old ]; then
  32                 log "Removing dist; dist.old exists"
  33                 rm -rf dist
  34         else
  35                 log "Backing up dist as dist.old"
  36                 mv dist dist.old
  37         fi
  38 }
  39
  40 extract_distfile() {
  41         local distfile="${1}"; shift
  42         local distname="${1}"; shift
  43
  44         log "Extracting ${distfile}"
  45         tar -xzf "${distfile}"
  46         [ -d "${distname}" ] || err "Distfile did not create ${distname}"
  47         log "Renaming ${distname} to dist"
  48         mv "${distname}" dist
  49 }
  50
  51 get_distname() {
  52         local distfile="${1}"; shift
  53         basename "${distfile}" | sed -e 's,\.tar.*,,'
  54 }
  55
  56 cleanup_dist() {
  57         log "Removing unnecessary files from dist"
  58         ( cd dist && rm -rf ${CLEAN_PATTERNS} )
  59 }
  60
  61 diff_dirs() {
  62         local old_dir="${1}"; shift
  63         local new_dir="${1}"; shift
  64
  65         local old_list=$(mktemp -t kyua-atf-compat-import.XXXXXX)
  66         local new_list=$(mktemp -t kyua-atf-compat-import.XXXXXX)
  67         local diff=$(mktemp -t kyua-atf-compat-import.XXXXXX)
  68         trap "rm -f '${old_list}' '${new_list}' '${diff}'; exit 1" \
  69             HUP INT QUIT TERM
  70
  71         ( cd "${old_dir}" && find . | sort >>"${old_list}" )
  72         ( cd "${new_dir}" && find . | sort >>"${new_list}" )
  73
  74         diff -u "${old_list}" "${new_list}" | grep '^+\.' >>"${diff}" || true
  75         if [ -s "${diff}" ]; then
  76                 log "New files found"
  77                 diff -u "${old_list}" "${new_list}" | grep '^+\.'
  78                 log "Check if any files have to be cleaned up and update" \
  79                     "the prepare-import.sh script accordingly"
  80         else
  81                 log "No new files; all good!"
  82         fi
  83
  84         rm -f "${old_list}" "${new_list}" "${diff}"
  85 }
  86
  87 main() {
  88         [ ${#} -eq 1 ] || err "Must provide a distfile name"
  89         local distfile="${1}"; shift
  90
  91         [ -f Makefile -a -f prepare-import.sh ] || \
  92             err "Must be run from the src/external/bsd/kyua-atf-compat" \
  93                 "subdirectory"
  94
  95         local distname="$(get_distname ${distfile})"
  96
  97         backup_dist
  98         extract_distfile "${distfile}" "${distname}"
  99         cleanup_dist
 100         diff_dirs dist.old dist
 101 }
 102
 103 main "${@}"