external/bsd/atf/prepare-import.sh

   1 #!/bin/sh
   2 # $NetBSD: prepare-import.sh,v 1.6 2012/01/16 22:42:40 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* */Makefile* */*/Makefile*"
  18 CLEAN_PATTERNS="${CLEAN_PATTERNS} admin"
  19 CLEAN_PATTERNS="${CLEAN_PATTERNS} atf-*/atf-*.m4"
  20 CLEAN_PATTERNS="${CLEAN_PATTERNS} bconfig.h.in"
  21 CLEAN_PATTERNS="${CLEAN_PATTERNS} bootstrap"
  22 CLEAN_PATTERNS="${CLEAN_PATTERNS} configure*"
  23 CLEAN_PATTERNS="${CLEAN_PATTERNS} m4"
  24
  25 err() {
  26         echo "${ProgName}:" "${@}" 1>&2
  27         exit 1
  28 }
  29
  30 log() {
  31         echo "${ProgName}:" "${@}"
  32 }
  33
  34 backup_dist() {
  35         if [ -d dist.old ]; then
  36                 log "Removing dist; dist.old exists"
  37                 rm -rf dist
  38         else
  39                 log "Backing up dist as dist.old"
  40                 mv dist dist.old
  41         fi
  42 }
  43
  44 extract_distfile() {
  45         local distfile="${1}"; shift
  46         local distname="${1}"; shift
  47
  48         log "Extracting ${distfile}"
  49         tar -xzf "${distfile}"
  50         [ -d "${distname}" ] || err "Distfile did not create ${distname}"
  51         log "Renaming ${distname} to dist"
  52         mv "${distname}" dist
  53 }
  54
  55 get_distname() {
  56         local distfile="${1}"; shift
  57         basename "${distfile}" | sed -e 's,\.tar.*,,'
  58 }
  59
  60 cleanup_dist() {
  61         log "Removing unnecessary files from dist"
  62         ( cd dist && rm -rf ${CLEAN_PATTERNS} )
  63 }
  64
  65 diff_dirs() {
  66         local old_dir="${1}"; shift
  67         local new_dir="${1}"; shift
  68
  69         local old_list=$(mktemp -t atf-import.XXXXXX)
  70         local new_list=$(mktemp -t atf-import.XXXXXX)
  71         local diff=$(mktemp -t atf-import.XXXXXX)
  72         trap "rm -f '${old_list}' '${new_list}' '${diff}'; exit 1" \
  73             HUP INT QUIT TERM
  74
  75         ( cd "${old_dir}" && find . | sort >>"${old_list}" )
  76         ( cd "${new_dir}" && find . | sort >>"${new_list}" )
  77
  78         diff -u "${old_list}" "${new_list}" | grep '^+\.' >>"${diff}" || true
  79         if [ -s "${diff}" ]; then
  80                 log "New files found"
  81                 diff -u "${old_list}" "${new_list}" | grep '^+\.'
  82                 log "Check if any files have to be cleaned up and update" \
  83                     "the prepare-import.sh script accordingly"
  84         else
  85                 log "No new files; all good!"
  86         fi
  87
  88         rm -f "${old_list}" "${new_list}" "${diff}"
  89 }
  90
  91 main() {
  92         [ ${#} -eq 1 ] || err "Must provide a distfile name"
  93         local distfile="${1}"; shift
  94
  95         [ -f Makefile -a -f prepare-import.sh ] || \
  96             err "Must be run from the src/external/bsd/atf subdirectory"
  97
  98         local distname="$(get_distname ${distfile})"
  99
 100         backup_dist
 101         extract_distfile "${distfile}" "${distname}"
 102         cleanup_dist
 103         diff_dirs dist.old dist
 104 }
 105
 106 main "${@}"