#! /bin/sh
# Copyright (C) 2003, 2005  Free Software Foundation, Inc.
#
# This file is part of GNU Texinfo.
#
# GNU Texinfo 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, or (at your option)
# any later version.
#
# GNU Texinfo 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 Texinfo; see the file COPYING.  If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA.

# Make sure no "local" variable identifier is used twice, since
# local is not actually portable.

. ./defs || exit 1

set -e

if sed -n 's/.*local \([a-zA-Z_0-9]*\)\(=.*\|\)$/\1/gp' $TEXI2DVI |
    sort |
    uniq -c |
    grep -v '^.*1 ' |
    grep .
then
  false
else
  true
fi