#! /bin/sh
#
# Copyright (C) 2013-2018 John W. Eaton
#
# This file is part of Octave.
#
# Octave 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 3 of the License, or
# (at your option) any later version.
#
# Octave 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 Octave; see the file COPYING.  If not, see
# <https://www.gnu.org/licenses/>.

set -e

GREP=${GREP:-grep}
SED=${SED:-sed}

srcdir="$1"
if [ "$1" ]; then
  shift
fi

for arg
do
  if [ -f "$arg" ]; then
    file="$arg"
  else
    file="$srcdir/$arg"
  fi
  if [ -f "$file" ]; then
    if [ "`$GREP -l '^%!' $file`" ]; then
      echo "$file" | $SED "s,\\$srcdir/,,"
    fi
  fi
done