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#!/bin/bash
set -e
usage () { echo >&2 'usage: cvs-adjustroot OLD NEW'; exit 1; }
case "$#.$1" in
4.--reinvoke) reinvoke=true; shift ;;
*.-*) usage ;;
2.*) reinvoke=false ;;
1.*) usage ;;
0.*) usage ;;
*) usage ;;
esac
# Copyright 2004 Ian Jackson <ian@chiark.greenend.org.uk>
#
# This script and its documentation (if any) are free software; you
# can redistribute it and/or modify them under the terms of the GNU
# General Public License as published by the Free Software Foundation;
# either version 3, or (at your option) any later version.
#
# chiark-named-conf and its manpage are 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, consult the Free Software Foundation's
# website at www.fsf.org, or the GNU Project website at www.gnu.org.
old="$1"; shift
new="$1"; shift
if $reinvoke; then
filename="$1";
cmp -- "$filename" <(printf "%s\n" "$old")
printf "%s\n" "$new" >"$filename".new
mv -f -- "$filename".new "$filename"
exit 0
fi
find -path '*/CVS/Root' -exec cvs-adjustroot --reinvoke "$old" "$new" '{}' ';'
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