#!/bin/sh

# command line flags sanity check
# $1 is target pathname
case $# in
  1)	;;
  *)	echo "Usage: $0 pathname"
	exit 1;;
esac

# fail if target file isn't writeable or doesn't exist
test -w "$1" || { echo "Can't modify $1"; exit 1; }

# delete all metadata from file
xattr -l "$1" | grep -io "^[a-z][a-z0-9.:_-]*:" | rev | colrm 1 1 | rev | xargs -n 1 -J % xattr -d % "$1"