_MSG_UPDATE=" - Make sure to run pkgfile --update before use"
_MSG_CRON=" - An entry has been placed in /etc/cron.daily to run pkgfile --update
   If you do not want this functionality, set UPDATE_CRON=0 in /etc/pkgtools/pkgfile.conf"
_MSG_HOOK=" - pkgfile includes a \"command not found\" hook for both zsh and bash.
   This will automatically run pkgfile whenever you run
   a command which the shell cannot find. If you want
   this functionality, set CMD_SEARCH_ENABLED to 1 in
   /etc/pkgtools/pkgfile.conf (or per-user by copying
   that file to \${XDG_CONFIG_HOME}/pkgtools/pkgfile.conf), then
   in your current shell run:
     source /etc/profile"

is_update_from() {
  res="`vercmp $1 $2`"
  case $res in
    '-1'|'0') return 0;;
    '1') return 1;;
  esac
}

## arg 1:  the new package version
post_install() {
  echo "$_MSG_UPDATE"
  echo "$_MSG_HOOK"
  echo "$_MSG_CRON"
}

## arg 1:  the new package version
## arg 2:  the old package version
post_upgrade() {
  if is_update_from $2 11-1; then
    echo " - All bugs related to pkgfile -b should be fixed in this update."
  fi
  if is_update_from $2 12-1; then
    echo " - NOTE: pkgtools' \"command not found\" hook configuration has changed."
    echo "   Please remove any old symlinks relating to it."
    echo "$_MSG_HOOK"
  fi
  if is_update_from $2 15-1; then
    echo " - pkgtools now uses \$XDG_CONFIG_HOME for all user-specific configuration."
    echo "   run «mv ~/.pkgtools \"\$XDG_CONFIG_HOME/pkgtools\"»"
  fi
  if is_update_from $2 18-1; then
    echo " - newpkg has been rewritten to be completely modular. See here for more info: http://github.com/Daenyth/pkgtools/commit/2d37197"
  fi
  if is_update_from $2 19-1; then
    echo " ! This version contains an important bugfix for pkgfile. Previously, package updates would cause the pkgfile --update cron job to"
    echo "   regain +x mode, causing updates to run even when manually disabled. This version disables the cronjob by setting UPDATE_CRON=0"
    echo "   in /etc/pkgtools/pkgfile.conf"
    echo " - This version of pkgtools contains a new tool called 'maintpkg'"
    echo "   It sets the Maintainer in a PKGBUILD to your PACKAGER while preserving old Contributors"
  fi
  if is_update_from $2 22-1; then
    echo " - This is the largest release in a long time. This updates all python scripts to py3k."
    echo " - This version of pkgtools includes a new tool called gem2arch, for automating ruby gem packaging"
  fi
}

## arg 1:  the old package version
post_remove() {
  cat << _EOM
 - You may want to clean /var/cache/pkgtools/lists
_EOM
}

# vim:set ts=2 sw=2 et filetype=sh: