external/bsd/atf/prepare-import.sh

   1 #!/bin/sh
   2 # $NetBSD: prepare-import.sh,v 1.8 2014/02/11 16:11:28 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} Atffile */Atffile */*/Atffile"
  18 CLEAN_PATTERNS="${CLEAN_PATTERNS} Makefile* */Makefile* */*/Makefile*"
  19 CLEAN_PATTERNS="${CLEAN_PATTERNS} admin"
  20 CLEAN_PATTERNS="${CLEAN_PATTERNS} atf-*/atf-*.m4"
  21 CLEAN_PATTERNS="${CLEAN_PATTERNS} bconfig.h.in"
  22 CLEAN_PATTERNS="${CLEAN_PATTERNS} bootstrap"
  23 CLEAN_PATTERNS="${CLEAN_PATTERNS} configure*"
  24 CLEAN_PATTERNS="${CLEAN_PATTERNS} m4"
  25 CLEAN_PATTERNS="${CLEAN_PATTERNS} tools/generate-revision.sh"
  26
  27 err() {
  28         echo "${ProgName}:" "${@}" 1>&2
  29         exit 1
  30 }
  31
  32 log() {
  33         echo "${ProgName}:" "${@}"
  34 }
  35
  36 backup_dist() {
  37         if [ -d dist.old ]; then
  38                 log "Removing dist; dist.old exists"
  39                 rm -rf dist
  40         else
  41                 log "Backing up dist as dist.old"
  42                 mv dist dist.old
  43         fi
  44 }
  45
  46 extract_distfile() {
  47         local distfile="${1}"; shift
  48         local distname="${1}"; shift
  49
  50         log "Extracting ${distfile}"
  51         tar -xzf "${distfile}"
  52         [ -d "${distname}" ] || err "Distfile did not create ${distname}"
  53         log "Renaming ${distname} to dist"
  54         mv "${distname}" dist
  55 }
  56
  57 get_distname() {
  58         local distfile="${1}"; shift
  59         basename "${distfile}" | sed -e 's,\.tar.*,,'
  60 }
  61
  62 cleanup_dist() {
  63         log "Removing unnecessary files from dist"
  64         ( cd dist && rm -rf ${CLEAN_PATTERNS} )
  65 }
  66
  67 diff_dirs() {
  68         local old_dir="${1}"; shift
  69         local new_dir="${1}"; shift
  70
  71         local tmpdir="$(mktemp -d -t atf-import)"
  72         trap "rm -rf '${tmpdir}'; exit 1" HUP INT QUIT TERM
  73
  74         local old_list="${tmpdir}/old-list.txt"
  75         ( cd "${old_dir}" && find . -type f | sort >>"${old_list}" )
  76         local new_list="${tmpdir}/new-list.txt"
  77         ( cd "${new_dir}" && find . -type f | sort >>"${new_list}" )
  78
  79         local added="${tmpdir}/added.txt"
  80         comm -13 "${old_list}" "${new_list}" >"${added}"
  81         local removed="${tmpdir}/removed.txt"
  82         comm -23 "${old_list}" "${new_list}" | grep -v '/CVS' >"${removed}"
  83         if [ -s "${removed}" ]; then
  84                 log "Removed files found"
  85                 cat "${removed}"
  86         fi
  87         if [ -s "${added}" ]; then
  88                 log "New files found"
  89                 cat "${added}"
  90                 log "Check if any files have to be cleaned up and update" \
  91                     "the prepare-import.sh script accordingly"
  92         fi
  93
  94         rm -rf "${tmpdir}"
  95 }
  96
  97 main() {
  98         [ ${#} -eq 1 ] || err "Must provide a distfile name"
  99         local distfile="${1}"; shift
 100
 101         [ -f Makefile -a -f prepare-import.sh ] || \
 102             err "Must be run from the src/external/bsd/atf subdirectory"
 103
 104         local distname="$(get_distname ${distfile})"
 105
 106         backup_dist
 107         extract_distfile "${distfile}" "${distname}"
 108         cleanup_dist
 109         diff_dirs dist.old dist
 110 }
 111
 112 main "${@}"