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#!/bin/sh
# Check file names in git commits for GNU Emacs.
# Copyright 2014-2017 Free Software Foundation, Inc.
# This file is part of GNU Emacs.
# GNU Emacs 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.
# GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
LC_ALL=C
export LC_ALL
exec >&2
. git-sh-setup
git_diff='git diff --cached --name-only --diff-filter=A'
ok_chars='\0+[=-=]./0-9A-Z_a-z'
nbadchars=`$git_diff -z HEAD | tr -d "$ok_chars" | wc -c`
if test "$nbadchars" -ne 0; then
echo "File name does not consist of -+./_ or ASCII letters or digits."
exit 1
fi
for new_name in `$git_diff HEAD`; do
case $new_name in
-* | */-*)
echo "$new_name: File name component begins with '-'."
exit 1;;
ChangeLog | */ChangeLog)
echo "$new_name: Please use git commit messages, not ChangeLog files."
exit 1;;
esac
done
exec git diff-index --check --cached HEAD --
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