#! /bin/sh
# Copyright 2001  Alexandre Duret-Lutz <duret_g@epita.fr>
#
# This file is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your
# option) any later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

verb=':'
moreverb=''

usage ()
{
  echo "Usage: upgettext.sh [-h] [-v] [-f]"
}

die ()
{
  echo ${1+"$@"}
  exit 1
}

saferun ()
{
  $verb $@
  $@ || die "*** Error '${1+\"$@\"}' exited with bad status."
}

checkversion ()
{
  # We need a recent gettext (one that offer ngettext, and compile
  # fine on Win32 platforms).  0.10.38 is the minimal version.

  major=`gettext --version | sed -n 's/[^0-9]*\([0-9]*\)\.[0-9]*\.[0-9]*/\1/p'`
  minor=`gettext --version | sed -n 's/[^0-9]*[0-9]*\.\([0-9]*\)\.[0-9]*/\1/p'`
  micro=`gettext --version | sed -n 's/[^0-9]*[0-9]*\.[0-9]*\.\([0-9]*\)/\1/p'`
  $verb "gettext version $major.$minor.$micro"
  if test "$major" -lt 0 \
       -o \( "$major" -eq 0 -a "$minor" -lt 10 \) \
       -o \( "$major" -eq 0 -a "$minor" -eq 10 -a "$micro" -lt 38 \) ; then
    echo '*** Your gettext is old.  We need at least gettext 0.10.38'
    echo '*** Please fetch a d^Hrecent copy from ftp://ftp.gnu.org/gnu/gettext/'
    exit 1
  fi
}

while test $# -gt 0 ; do
  case "${1}" in
    -h | --h*)
      usage
      exit 0 ;;
    -v | --v* | -V)
      verb='echo'
      shift ;;
    -f | --f*)
      force=yes
      ;;
    *)
      usage
      exit 1;;
  esac
done

test -f configure.ac || test -f configure.in ||
  die "Cannot find configure.in in current directory."

test x"$force" = xyes || checkversion

# install gettext by copying files to patch them
saferun touch configure.in # gettextize 0.10.37 doesn't yet know configure.ac
saferun gettextize --force --copy
saferun rm -f po/ChangeLog configure.in

for i in misc/*-intl.patch misc/*-po.patch ; do
  patch -f -p0 < $i
done