#!/bin/sh

# diff every file except the first against that first file
#
# $Id$

opts=

while [ $# -gt 2 ] && case "$1" in -*) ;; *) [ ! -f "$1" ] ;; esac
do
  opts="$opts $1"
  shift
done

[ $# -ge 2 ] || { echo "$0: supply two or more filenames" 1>&2; exit 1; }

f1="$1"
shift

for f in "$@"
do
  echo diff$opts "$f1" "$f"
  diff$opts "$f1" "$f"
done