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      1 #!/bin/sh -
      2 #
      3 # $NetBSD: zforce,v 1.2 2003/12/28 12:43:43 wiz Exp $
      4 #
      5 # $OpenBSD: zforce,v 1.2 2003/08/05 18:22:17 deraadt Exp $
      6 #
      7 # Copyright (c) 2003 Otto Moerbeek <otto (at] drijf.net>
      8 #
      9 # Permission to use, copy, modify, and distribute this software for any
     10 # purpose with or without fee is hereby granted, provided that the above
     11 # copyright notice and this permission notice appear in all copies.
     12 #
     13 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     14 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     15 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     16 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     17 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     18 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     19 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     20 #
     21 prog=`basename $0`
     22 USAGE="usage: $prog file ..."
     23 if test $# -eq 0; then
     24 	echo $USAGE
     25 	exit 1
     26 fi
     27 
     28 ret=0
     29 
     30 while test $# -ne 0; do
     31 	case "$1" in
     32 		*[._-]gz)
     33 			shift
     34 			;;
     35 		*.t[ag]z)
     36 			shift
     37 			;;
     38 		*)
     39 			if file "$1" |
     40 				grep -q "gzip compressed data" 2> /dev/null
     41 			then
     42 				n="$1".gz
     43 				if mv "$1" "$n" 2> /dev/null; then
     44 					echo "$1" -- renamed to "$n"
     45 				else
     46 					ret=1
     47 					echo $prog: cannot rename "$1" to "$n"
     48 				fi
     49 			fi
     50 			shift
     51 			;;
     52 	esac
     53 done
     54 exit $ret
     55