chkskel.sh

#! /bin/sh

#  This file is part of flex.

#  Redistribution and use in source and binary forms, with or without
#  modification, are permitted provided that the following conditions
#  are met:

#  1. Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
#  2. Redistributions in binary form must reproduce the above copyright
#     notice, this list of conditions and the following disclaimer in the
#     documentation and/or other materials provided with the distribution.

#  Neither the name of the University nor the names of its contributors
#  may be used to endorse or promote products derived from this software
#  without specific prior written permission.

#  THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
#  IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
#  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
#  PURPOSE.

if test ! $# = 1; then
   echo 'Usage: chkskel.sh file' >&2
   exit 1
fi
file=$1
lines=$(grep -c '^  "%%' "${file}")
if [ ! "${lines}" -eq 6 ]; then
    echo 'ERROR: skeleton does not have the right number of %% section lines'
    exit 2
fi