#!/bin/sh
# Code quality tool; check line length of each file in certain directories
#
#  Copyright (C) 2012, 2013 Mike Gerwitz
#
#  This file is part of GNU ease.js.
#
#  This program 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.
#
#  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, see <http://www.gnu.org/licenses/>.
#
# For a list of ignored patterns, see chk-linelen-ignores
##

root="${1:-.}"

hideignores()
{
  grep -v "$(
    sed '/^#/d;
      s/\n/|/g;
      s/|$//;
    ' "$root/tools/linechk-ignores"
  )"
}

# output all file with lines > 80 characters and exit successfully if grep has a
# non-zero status code, indicating that no matches were found
cd "$root" && \
  find lib/ tools/ test/ doc/ README* Makefile.am configure.ac *.js \
    -type f -exec wc -L {} \; \
      | hideignores \
      | grep -v '^\([0-7][0-9]\?\|80\?\) ' \
      || exit 0